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i915 RC 10

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git-svn-id: svn://kolibrios.org@3243 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2013-02-13 08:23:54 +00:00
parent f18f91c208
commit 082fd6ba1d
51 changed files with 7014 additions and 4796 deletions
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14
drivers/include/drm/drmP.h
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@ -60,6 +60,7 @@
//#include <linux/file.h>
#include <linux/pci.h>
#include <linux/jiffies.h>
#include <linux/irqreturn.h>
//#include <linux/smp_lock.h> /* For (un)lock_kernel */
//#include <linux/dma-mapping.h>
//#include <linux/mm.h>
@ -170,7 +171,7 @@ int drm_err(const char *func, const char *format, ...);
/** \name Begin the DRM... */
/*@{*/
#define DRM_DEBUG_CODE 2 /**< Include debugging code if > 1, then
#define DRM_DEBUG_CODE 0 /**< Include debugging code if > 1, then
also include looping detection. */
#define DRM_MAGIC_HASH_ORDER 4 /**< Size of key hash table. Must be power of 2. */
@ -965,6 +966,15 @@ struct drm_driver {
#endif
#define DRM_IRQ_ARGS int irq, void *arg
struct drm_driver {
irqreturn_t (*irq_handler) (DRM_IRQ_ARGS);
void (*irq_preinstall) (struct drm_device *dev);
int (*irq_postinstall) (struct drm_device *dev);
};
#define DRM_MINOR_UNASSIGNED 0
#define DRM_MINOR_LEGACY 1
#define DRM_MINOR_CONTROL 2
@ -1172,7 +1182,7 @@ struct drm_device {
// struct drm_sigdata sigdata; /**< For block_all_signals */
// sigset_t sigmask;
// struct drm_driver *driver;
struct drm_driver *driver;
// struct drm_local_map *agp_buffer_map;
// unsigned int agp_buffer_token;
// struct drm_minor *control; /**< Control node for card */

53
drivers/include/drm/drm_global.h Normal file
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@ -0,0 +1,53 @@
/**************************************************************************
*
* Copyright 2008-2009 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
/*
* Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
*/
#ifndef _DRM_GLOBAL_H_
#define _DRM_GLOBAL_H_
enum drm_global_types {
DRM_GLOBAL_TTM_MEM = 0,
DRM_GLOBAL_TTM_BO,
DRM_GLOBAL_TTM_OBJECT,
DRM_GLOBAL_NUM
};
struct drm_global_reference {
enum drm_global_types global_type;
size_t size;
void *object;
int (*init) (struct drm_global_reference *);
void (*release) (struct drm_global_reference *);
};
extern void drm_global_init(void);
extern void drm_global_release(void);
extern int drm_global_item_ref(struct drm_global_reference *ref);
extern void drm_global_item_unref(struct drm_global_reference *ref);
#endif

4
drivers/include/drm/intel-gtt.h
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@ -19,6 +19,7 @@ struct intel_gtt {
unsigned int do_idle_maps : 1;
/* Share the scratch page dma with ppgtts. */
dma_addr_t scratch_page_dma;
struct page *scratch_page;
/* for ppgtt PDE access */
u32 __iomem *gtt;
/* needed for ioremap in drm/i915 */
@ -32,7 +33,8 @@ void intel_gmch_remove(void);
bool intel_enable_gtt(void);
void intel_gtt_chipset_flush(void);
void intel_gtt_insert_sg_entries(struct pagelist *st, unsigned int pg_start,
void intel_gtt_insert_sg_entries(struct sg_table *st,
unsigned int pg_start,
unsigned int flags);
void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries);

34
drivers/include/linux/asm/scatterlist.h Normal file
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@ -0,0 +1,34 @@
#ifndef __ASM_GENERIC_SCATTERLIST_H
#define __ASM_GENERIC_SCATTERLIST_H
#include <linux/types.h>
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
unsigned long sg_magic;
#endif
unsigned long page_link;
unsigned int offset;
unsigned int length;
dma_addr_t dma_address;
#ifdef CONFIG_NEED_SG_DMA_LENGTH
unsigned int dma_length;
#endif
};
/*
* These macros should be used after a dma_map_sg call has been done
* to get bus addresses of each of the SG entries and their lengths.
* You should only work with the number of sg entries pci_map_sg
* returns, or alternatively stop on the first sg_dma_len(sg) which
* is 0.
*/
#define sg_dma_address(sg) ((sg)->dma_address)
#ifdef CONFIG_NEED_SG_DMA_LENGTH
#define sg_dma_len(sg) ((sg)->dma_length)
#else
#define sg_dma_len(sg) ((sg)->length)
#endif
#endif /* __ASM_GENERIC_SCATTERLIST_H */

10
drivers/include/linux/compiler-gcc4.h
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@ -63,3 +63,13 @@
#define __compiletime_warning(message) __attribute__((warning(message)))
#define __compiletime_error(message) __attribute__((error(message)))
#endif
#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP
#if __GNUC_MINOR__ >= 4
#define __HAVE_BUILTIN_BSWAP32__
#define __HAVE_BUILTIN_BSWAP64__
#endif
#if __GNUC_MINOR__ >= 8 || (defined(__powerpc__) && __GNUC_MINOR__ >= 6)
#define __HAVE_BUILTIN_BSWAP16__
#endif
#endif

6
drivers/include/linux/compiler.h
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@ -10,6 +10,7 @@
# define __force __attribute__((force))
# define __nocast __attribute__((nocast))
# define __iomem __attribute__((noderef, address_space(2)))
# define __must_hold(x) __attribute__((context(x,1,1)))
# define __acquires(x) __attribute__((context(x,0,1)))
# define __releases(x) __attribute__((context(x,1,0)))
# define __acquire(x) __context__(x,1)
@ -33,6 +34,7 @@ extern void __chk_io_ptr(const volatile void __iomem *);
# define __chk_user_ptr(x) (void)0
# define __chk_io_ptr(x) (void)0
# define __builtin_warning(x, y...) (1)
# define __must_hold(x)
# define __acquires(x)
# define __releases(x)
# define __acquire(x) (void)0
@ -42,6 +44,10 @@ extern void __chk_io_ptr(const volatile void __iomem *);
# define __rcu
#endif
/* Indirect macros required for expanded argument pasting, eg. __LINE__. */
#define ___PASTE(a,b) a##b
#define __PASTE(a,b) ___PASTE(a,b)
#ifdef __KERNEL__
#ifdef __GNUC__

65
drivers/include/linux/err.h Normal file
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@ -0,0 +1,65 @@
#ifndef _LINUX_ERR_H
#define _LINUX_ERR_H
#include <linux/compiler.h>
#include <errno.h>
/*
* Kernel pointers have redundant information, so we can use a
* scheme where we can return either an error code or a dentry
* pointer with the same return value.
*
* This should be a per-architecture thing, to allow different
* error and pointer decisions.
*/
#define MAX_ERRNO 4095
#ifndef __ASSEMBLY__
#define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO)
static inline void * __must_check ERR_PTR(long error)
{
return (void *) error;
}
static inline long __must_check PTR_ERR(const void *ptr)
{
return (long) ptr;
}
static inline long __must_check IS_ERR(const void *ptr)
{
return IS_ERR_VALUE((unsigned long)ptr);
}
static inline long __must_check IS_ERR_OR_NULL(const void *ptr)
{
return !ptr || IS_ERR_VALUE((unsigned long)ptr);
}
/**
* ERR_CAST - Explicitly cast an error-valued pointer to another pointer type
* @ptr: The pointer to cast.
*
* Explicitly cast an error-valued pointer to another pointer type in such a
* way as to make it clear that's what's going on.
*/
static inline void * __must_check ERR_CAST(const void *ptr)
{
/* cast away the const */
return (void *) ptr;
}
static inline int __must_check PTR_RET(const void *ptr)
{
if (IS_ERR(ptr))
return PTR_ERR(ptr);
else
return 0;
}
#endif
#endif /* _LINUX_ERR_H */

1
drivers/include/linux/i2c.h
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@ -172,6 +172,7 @@ extern struct i2c_client *i2c_verify_client(struct device *dev);
* @platform_data: stored in i2c_client.dev.platform_data
* @archdata: copied into i2c_client.dev.archdata
* @of_node: pointer to OpenFirmware device node
* @acpi_node: ACPI device node
* @irq: stored in i2c_client.irq
*
* I2C doesn't actually support hardware probing, although controllers and

38
drivers/include/linux/kernel.h
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@ -331,39 +331,6 @@ static inline void writeq(__u64 val, volatile void __iomem *addr)
#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
struct scatterlist {
unsigned long page_link;
unsigned int offset;
unsigned int length;
dma_addr_t dma_address;
unsigned int dma_length;
};
struct sg_table {
struct scatterlist *sgl; /* the list */
unsigned int nents; /* number of mapped entries */
unsigned int orig_nents; /* original size of list */
};
#define SG_MAX_SINGLE_ALLOC (4096 / sizeof(struct scatterlist))
struct scatterlist *sg_next(struct scatterlist *sg);
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)
#define sg_is_chain(sg) ((sg)->page_link & 0x01)
#define sg_is_last(sg) ((sg)->page_link & 0x02)
#define sg_chain_ptr(sg) \
((struct scatterlist *) ((sg)->page_link & ~0x03))
static inline addr_t sg_page(struct scatterlist *sg)
{
return (addr_t)((sg)->page_link & ~0x3);
}
#define for_each_sg(sglist, sg, nr, __i) \
for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
@ -372,6 +339,7 @@ struct page
unsigned int addr;
};
#define page_to_phys(page) ((dma_addr_t)(page))
struct vm_fault {
unsigned int flags; /* FAULT_FLAG_xxx flags */
@ -390,5 +358,9 @@ struct pagelist {
unsigned int nents;
};
#define page_cache_release(page) FreePage((addr_t)(page))
#define alloc_page(gfp_mask) (struct page*)AllocPage()
#endif

3
drivers/include/linux/lockdep.h
View File

@ -498,14 +498,17 @@ static inline void print_irqtrace_events(struct task_struct *curr)
#ifdef CONFIG_DEBUG_LOCK_ALLOC
# ifdef CONFIG_PROVE_LOCKING
# define rwsem_acquire(l, s, t, i) lock_acquire(l, s, t, 0, 2, NULL, i)
# define rwsem_acquire_nest(l, s, t, n, i) lock_acquire(l, s, t, 0, 2, n, i)
# define rwsem_acquire_read(l, s, t, i) lock_acquire(l, s, t, 1, 2, NULL, i)
# else
# define rwsem_acquire(l, s, t, i) lock_acquire(l, s, t, 0, 1, NULL, i)
# define rwsem_acquire_nest(l, s, t, n, i) lock_acquire(l, s, t, 0, 1, n, i)
# define rwsem_acquire_read(l, s, t, i) lock_acquire(l, s, t, 1, 1, NULL, i)
# endif
# define rwsem_release(l, n, i) lock_release(l, n, i)
#else
# define rwsem_acquire(l, s, t, i) do { } while (0)
# define rwsem_acquire_nest(l, s, t, n, i) do { } while (0)
# define rwsem_acquire_read(l, s, t, i) do { } while (0)
# define rwsem_release(l, n, i) do { } while (0)
#endif

1
drivers/include/linux/mm.h Normal file
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@ -0,0 +1 @@

1
drivers/include/linux/module.h
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@ -9,6 +9,7 @@
#include <linux/list.h>
#include <linux/compiler.h>
#include <linux/kernel.h>
#include <linux/export.h>

84
drivers/include/linux/rbtree.h Normal file
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@ -0,0 +1,84 @@
/*
Red Black Trees
(C) 1999 Andrea Arcangeli <andrea@suse.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
linux/include/linux/rbtree.h
To use rbtrees you'll have to implement your own insert and search cores.
This will avoid us to use callbacks and to drop drammatically performances.
I know it's not the cleaner way, but in C (not in C++) to get
performances and genericity...
See Documentation/rbtree.txt for documentation and samples.
*/
#ifndef _LINUX_RBTREE_H
#define _LINUX_RBTREE_H
#include <linux/kernel.h>
#include <linux/stddef.h>
struct rb_node {
unsigned long __rb_parent_color;
struct rb_node *rb_right;
struct rb_node *rb_left;
} __attribute__((aligned(sizeof(long))));
/* The alignment might seem pointless, but allegedly CRIS needs it */
struct rb_root {
struct rb_node *rb_node;
};
#define rb_parent(r) ((struct rb_node *)((r)->__rb_parent_color & ~3))
#define RB_ROOT (struct rb_root) { NULL, }
#define rb_entry(ptr, type, member) container_of(ptr, type, member)
#define RB_EMPTY_ROOT(root) ((root)->rb_node == NULL)
/* 'empty' nodes are nodes that are known not to be inserted in an rbree */
#define RB_EMPTY_NODE(node) \
((node)->__rb_parent_color == (unsigned long)(node))
#define RB_CLEAR_NODE(node) \
((node)->__rb_parent_color = (unsigned long)(node))
extern void rb_insert_color(struct rb_node *, struct rb_root *);
extern void rb_erase(struct rb_node *, struct rb_root *);
/* Find logical next and previous nodes in a tree */
extern struct rb_node *rb_next(const struct rb_node *);
extern struct rb_node *rb_prev(const struct rb_node *);
extern struct rb_node *rb_first(const struct rb_root *);
extern struct rb_node *rb_last(const struct rb_root *);
/* Fast replacement of a single node without remove/rebalance/add/rebalance */
extern void rb_replace_node(struct rb_node *victim, struct rb_node *new,
struct rb_root *root);
static inline void rb_link_node(struct rb_node * node, struct rb_node * parent,
struct rb_node ** rb_link)
{
node->__rb_parent_color = (unsigned long)parent;
node->rb_left = node->rb_right = NULL;
*rb_link = node;
}
#endif /* _LINUX_RBTREE_H */

125
drivers/include/linux/rwlock.h Normal file
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@ -0,0 +1,125 @@
#ifndef __LINUX_RWLOCK_H
#define __LINUX_RWLOCK_H
#ifndef __LINUX_SPINLOCK_H
# error "please don't include this file directly"
#endif
/*
* rwlock related methods
*
* split out from spinlock.h
*
* portions Copyright 2005, Red Hat, Inc., Ingo Molnar
* Released under the General Public License (GPL).
*/
#ifdef CONFIG_DEBUG_SPINLOCK
extern void __rwlock_init(rwlock_t *lock, const char *name,
struct lock_class_key *key);
# define rwlock_init(lock) \
do { \
static struct lock_class_key __key; \
\
__rwlock_init((lock), #lock, &__key); \
} while (0)
#else
# define rwlock_init(lock) \
do { *(lock) = __RW_LOCK_UNLOCKED(lock); } while (0)
#endif
#ifdef CONFIG_DEBUG_SPINLOCK
extern void do_raw_read_lock(rwlock_t *lock) __acquires(lock);
#define do_raw_read_lock_flags(lock, flags) do_raw_read_lock(lock)
extern int do_raw_read_trylock(rwlock_t *lock);
extern void do_raw_read_unlock(rwlock_t *lock) __releases(lock);
extern void do_raw_write_lock(rwlock_t *lock) __acquires(lock);
#define do_raw_write_lock_flags(lock, flags) do_raw_write_lock(lock)
extern int do_raw_write_trylock(rwlock_t *lock);
extern void do_raw_write_unlock(rwlock_t *lock) __releases(lock);
#else
# define do_raw_read_lock(rwlock) do {__acquire(lock); arch_read_lock(&(rwlock)->raw_lock); } while (0)
# define do_raw_read_lock_flags(lock, flags) \
do {__acquire(lock); arch_read_lock_flags(&(lock)->raw_lock, *(flags)); } while (0)
# define do_raw_read_trylock(rwlock) arch_read_trylock(&(rwlock)->raw_lock)
# define do_raw_read_unlock(rwlock) do {arch_read_unlock(&(rwlock)->raw_lock); __release(lock); } while (0)
# define do_raw_write_lock(rwlock) do {__acquire(lock); arch_write_lock(&(rwlock)->raw_lock); } while (0)
# define do_raw_write_lock_flags(lock, flags) \
do {__acquire(lock); arch_write_lock_flags(&(lock)->raw_lock, *(flags)); } while (0)
# define do_raw_write_trylock(rwlock) arch_write_trylock(&(rwlock)->raw_lock)
# define do_raw_write_unlock(rwlock) do {arch_write_unlock(&(rwlock)->raw_lock); __release(lock); } while (0)
#endif
#define read_can_lock(rwlock) arch_read_can_lock(&(rwlock)->raw_lock)
#define write_can_lock(rwlock) arch_write_can_lock(&(rwlock)->raw_lock)
/*
* Define the various rw_lock methods. Note we define these
* regardless of whether CONFIG_SMP or CONFIG_PREEMPT are set. The various
* methods are defined as nops in the case they are not required.
*/
#define read_trylock(lock) __cond_lock(lock, _raw_read_trylock(lock))
#define write_trylock(lock) __cond_lock(lock, _raw_write_trylock(lock))
#define write_lock(lock) _raw_write_lock(lock)
#define read_lock(lock) _raw_read_lock(lock)
#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
#define read_lock_irqsave(lock, flags) \
do { \
typecheck(unsigned long, flags); \
flags = _raw_read_lock_irqsave(lock); \
} while (0)
#define write_lock_irqsave(lock, flags) \
do { \
typecheck(unsigned long, flags); \
flags = _raw_write_lock_irqsave(lock); \
} while (0)
#else
#define read_lock_irqsave(lock, flags) \
do { \
typecheck(unsigned long, flags); \
_raw_read_lock_irqsave(lock, flags); \
} while (0)
#define write_lock_irqsave(lock, flags) \
do { \
typecheck(unsigned long, flags); \
_raw_write_lock_irqsave(lock, flags); \
} while (0)
#endif
#define read_lock_irq(lock) _raw_read_lock_irq(lock)
#define read_lock_bh(lock) _raw_read_lock_bh(lock)
#define write_lock_irq(lock) _raw_write_lock_irq(lock)
#define write_lock_bh(lock) _raw_write_lock_bh(lock)
#define read_unlock(lock) _raw_read_unlock(lock)
#define write_unlock(lock) _raw_write_unlock(lock)
#define read_unlock_irq(lock) _raw_read_unlock_irq(lock)
#define write_unlock_irq(lock) _raw_write_unlock_irq(lock)
#define read_unlock_irqrestore(lock, flags) \
do { \
typecheck(unsigned long, flags); \
_raw_read_unlock_irqrestore(lock, flags); \
} while (0)
#define read_unlock_bh(lock) _raw_read_unlock_bh(lock)
#define write_unlock_irqrestore(lock, flags) \
do { \
typecheck(unsigned long, flags); \
_raw_write_unlock_irqrestore(lock, flags); \
} while (0)
#define write_unlock_bh(lock) _raw_write_unlock_bh(lock)
#define write_trylock_irqsave(lock, flags) \
({ \
local_irq_save(flags); \
write_trylock(lock) ? \
1 : ({ local_irq_restore(flags); 0; }); \
})
#endif /* __LINUX_RWLOCK_H */

274
drivers/include/linux/scatterlist.h Normal file
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@ -0,0 +1,274 @@
#ifndef _LINUX_SCATTERLIST_H
#define _LINUX_SCATTERLIST_H
#include <linux/string.h>
#include <linux/bug.h>
#include <linux/mm.h>
#include <asm/types.h>
#include <asm/scatterlist.h>
//#include <asm/io.h>
struct sg_table {
struct scatterlist *sgl; /* the list */
unsigned int nents; /* number of mapped entries */
unsigned int orig_nents; /* original size of list */
};
/*
* Notes on SG table design.
*
* Architectures must provide an unsigned long page_link field in the
* scatterlist struct. We use that to place the page pointer AND encode
* information about the sg table as well. The two lower bits are reserved
* for this information.
*
* If bit 0 is set, then the page_link contains a pointer to the next sg
* table list. Otherwise the next entry is at sg + 1.
*
* If bit 1 is set, then this sg entry is the last element in a list.
*
* See sg_next().
*
*/
#define SG_MAGIC 0x87654321
/*
* We overload the LSB of the page pointer to indicate whether it's
* a valid sg entry, or whether it points to the start of a new scatterlist.
* Those low bits are there for everyone! (thanks mason :-)
*/
#define sg_is_chain(sg) ((sg)->page_link & 0x01)
#define sg_is_last(sg) ((sg)->page_link & 0x02)
#define sg_chain_ptr(sg) \
((struct scatterlist *) ((sg)->page_link & ~0x03))
/**
* sg_assign_page - Assign a given page to an SG entry
* @sg: SG entry
* @page: The page
*
* Description:
* Assign page to sg entry. Also see sg_set_page(), the most commonly used
* variant.
*
**/
static inline void sg_assign_page(struct scatterlist *sg, struct page *page)
{
unsigned long page_link = sg->page_link & 0x3;
/*
* In order for the low bit stealing approach to work, pages
* must be aligned at a 32-bit boundary as a minimum.
*/
BUG_ON((unsigned long) page & 0x03);
#ifdef CONFIG_DEBUG_SG
BUG_ON(sg->sg_magic != SG_MAGIC);
BUG_ON(sg_is_chain(sg));
#endif
sg->page_link = page_link | (unsigned long) page;
}
/**
* sg_set_page - Set sg entry to point at given page
* @sg: SG entry
* @page: The page
* @len: Length of data
* @offset: Offset into page
*
* Description:
* Use this function to set an sg entry pointing at a page, never assign
* the page directly. We encode sg table information in the lower bits
* of the page pointer. See sg_page() for looking up the page belonging
* to an sg entry.
*
**/
static inline void sg_set_page(struct scatterlist *sg, struct page *page,
unsigned int len, unsigned int offset)
{
sg_assign_page(sg, page);
sg->offset = offset;
sg->length = len;
}
static inline struct page *sg_page(struct scatterlist *sg)
{
#ifdef CONFIG_DEBUG_SG
BUG_ON(sg->sg_magic != SG_MAGIC);
BUG_ON(sg_is_chain(sg));
#endif
return (struct page *)((sg)->page_link & ~0x3);
}
/**
* sg_set_buf - Set sg entry to point at given data
* @sg: SG entry
* @buf: Data
* @buflen: Data length
*
**/
//static inline void sg_set_buf(struct scatterlist *sg, const void *buf,
// unsigned int buflen)
//{
// sg_set_page(sg, virt_to_page(buf), buflen, offset_in_page(buf));
//}
/*
* Loop over each sg element, following the pointer to a new list if necessary
*/
#define for_each_sg(sglist, sg, nr, __i) \
for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
/**
* sg_chain - Chain two sglists together
* @prv: First scatterlist
* @prv_nents: Number of entries in prv
* @sgl: Second scatterlist
*
* Description:
* Links @prv@ and @sgl@ together, to form a longer scatterlist.
*
**/
static inline void sg_chain(struct scatterlist *prv, unsigned int prv_nents,
struct scatterlist *sgl)
{
#ifndef ARCH_HAS_SG_CHAIN
BUG();
#endif
/*
* offset and length are unused for chain entry. Clear them.
*/
prv[prv_nents - 1].offset = 0;
prv[prv_nents - 1].length = 0;
/*
* Set lowest bit to indicate a link pointer, and make sure to clear
* the termination bit if it happens to be set.
*/
prv[prv_nents - 1].page_link = ((unsigned long) sgl | 0x01) & ~0x02;
}
/**
* sg_mark_end - Mark the end of the scatterlist
* @sg: SG entryScatterlist
*
* Description:
* Marks the passed in sg entry as the termination point for the sg
* table. A call to sg_next() on this entry will return NULL.
*
**/
static inline void sg_mark_end(struct scatterlist *sg)
{
#ifdef CONFIG_DEBUG_SG
BUG_ON(sg->sg_magic != SG_MAGIC);
#endif
/*
* Set termination bit, clear potential chain bit
*/
sg->page_link |= 0x02;
sg->page_link &= ~0x01;
}
/**
* sg_phys - Return physical address of an sg entry
* @sg: SG entry
*
* Description:
* This calls page_to_phys() on the page in this sg entry, and adds the
* sg offset. The caller must know that it is legal to call page_to_phys()
* on the sg page.
*
**/
static inline dma_addr_t sg_phys(struct scatterlist *sg)
{
return page_to_phys(sg_page(sg)) + sg->offset;
}
/**
* sg_virt - Return virtual address of an sg entry
* @sg: SG entry
*
* Description:
* This calls page_address() on the page in this sg entry, and adds the
* sg offset. The caller must know that the sg page has a valid virtual
* mapping.
*
**/
//static inline void *sg_virt(struct scatterlist *sg)
//{
// return page_address(sg_page(sg)) + sg->offset;
//}
int sg_nents(struct scatterlist *sg);
struct scatterlist *sg_next(struct scatterlist *);
struct scatterlist *sg_last(struct scatterlist *s, unsigned int);
void sg_init_table(struct scatterlist *, unsigned int);
void sg_init_one(struct scatterlist *, const void *, unsigned int);
typedef struct scatterlist *(sg_alloc_fn)(unsigned int, gfp_t);
typedef void (sg_free_fn)(struct scatterlist *, unsigned int);
void __sg_free_table(struct sg_table *, unsigned int, sg_free_fn *);
void sg_free_table(struct sg_table *);
int __sg_alloc_table(struct sg_table *, unsigned int, unsigned int, gfp_t,
sg_alloc_fn *);
int sg_alloc_table(struct sg_table *, unsigned int, gfp_t);
int sg_alloc_table_from_pages(struct sg_table *sgt,
struct page **pages, unsigned int n_pages,
unsigned long offset, unsigned long size,
gfp_t gfp_mask);
size_t sg_copy_from_buffer(struct scatterlist *sgl, unsigned int nents,
void *buf, size_t buflen);
size_t sg_copy_to_buffer(struct scatterlist *sgl, unsigned int nents,
void *buf, size_t buflen);
/*
* Maximum number of entries that will be allocated in one piece, if
* a list larger than this is required then chaining will be utilized.
*/
#define SG_MAX_SINGLE_ALLOC (PAGE_SIZE / sizeof(struct scatterlist))
/*
* Mapping sg iterator
*
* Iterates over sg entries mapping page-by-page. On each successful
* iteration, @miter->page points to the mapped page and
* @miter->length bytes of data can be accessed at @miter->addr. As
* long as an interation is enclosed between start and stop, the user
* is free to choose control structure and when to stop.
*
* @miter->consumed is set to @miter->length on each iteration. It
* can be adjusted if the user can't consume all the bytes in one go.
* Also, a stopped iteration can be resumed by calling next on it.
* This is useful when iteration needs to release all resources and
* continue later (e.g. at the next interrupt).
*/
#define SG_MITER_ATOMIC (1 << 0) /* use kmap_atomic */
#define SG_MITER_TO_SG (1 << 1) /* flush back to phys on unmap */
#define SG_MITER_FROM_SG (1 << 2) /* nop */
struct sg_mapping_iter {
/* the following three fields can be accessed directly */
struct page *page; /* currently mapped page */
void *addr; /* pointer to the mapped area */
size_t length; /* length of the mapped area */
size_t consumed; /* number of consumed bytes */
/* these are internal states, keep away */
struct scatterlist *__sg; /* current entry */
unsigned int __nents; /* nr of remaining entries */
unsigned int __offset; /* offset within sg */
unsigned int __flags;
};
void sg_miter_start(struct sg_mapping_iter *miter, struct scatterlist *sgl,
unsigned int nents, unsigned int flags);
bool sg_miter_next(struct sg_mapping_iter *miter);
void sg_miter_stop(struct sg_mapping_iter *miter);
#endif /* _LINUX_SCATTERLIST_H */

1
drivers/include/linux/slab.h
View File

@ -1,2 +1,3 @@
#include <errno.h>
// stub

2
drivers/include/linux/spinlock_types.h
View File

@ -17,7 +17,7 @@
#include <linux/lockdep.h>
typedef struct {
typedef struct spinlock {
raw_spinlock_t raw_lock;
#ifdef CONFIG_GENERIC_LOCKBREAK
unsigned int break_lock;

12
drivers/include/syscall.h
View File

@ -516,11 +516,11 @@ static inline int power_supply_is_system_supplied(void) { return -1; }
#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS)
static void init_rwsem(struct rw_semaphore *sem)
{
sem->count = RWSEM_UNLOCKED_VALUE;
spin_lock_init(&sem->wait_lock);
INIT_LIST_HEAD(&sem->wait_list);
}
//static void init_rwsem(struct rw_semaphore *sem)
//{
// sem->count = RWSEM_UNLOCKED_VALUE;
// spin_lock_init(&sem->wait_lock);
// INIT_LIST_HEAD(&sem->wait_list);
//}
#endif

5
drivers/video/drm/drm_crtc_helper.c
View File

@ -135,8 +135,10 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
if (connector->funcs->force)
connector->funcs->force(connector);
} else {
// dbgprintf("call detect funcs %p ", connector->funcs);
// dbgprintf("detect %p\n", connector->funcs->detect);
connector->status = connector->funcs->detect(connector, true);
// drm_kms_helper_poll_enable(dev);
// dbgprintf("status %x\n", connector->status);
}
if (connector->status == connector_status_disconnected) {
@ -296,7 +298,6 @@ void drm_helper_disable_unused_functions(struct drm_device *dev)
crtc->fb = NULL;
}
}
}
EXPORT_SYMBOL(drm_helper_disable_unused_functions);

24
drivers/video/drm/drm_fb_helper.c
View File

@ -61,8 +61,6 @@ int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper)
struct drm_connector *connector;
int i;
ENTER();
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct drm_fb_helper_connector *fb_helper_connector;
@ -73,7 +71,6 @@ int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper)
fb_helper_connector->connector = connector;
fb_helper->connector_info[fb_helper->connector_count++] = fb_helper_connector;
}
LEAVE();
return 0;
fail:
for (i = 0; i < fb_helper->connector_count; i++) {
@ -81,7 +78,6 @@ fail:
fb_helper->connector_info[i] = NULL;
}
fb_helper->connector_count = 0;
FAIL();
return -ENOMEM;
}
EXPORT_SYMBOL(drm_fb_helper_single_add_all_connectors);
@ -194,26 +190,18 @@ int drm_fb_helper_init(struct drm_device *dev,
struct drm_crtc *crtc;
int i;
ENTER();
dbgprintf("crtc_count %d max_conn_count %d\n", crtc_count, max_conn_count);
fb_helper->dev = dev;
INIT_LIST_HEAD(&fb_helper->kernel_fb_list);
fb_helper->crtc_info = kcalloc(crtc_count, sizeof(struct drm_fb_helper_crtc), GFP_KERNEL);
if (!fb_helper->crtc_info)
{
FAIL();
return -ENOMEM;
};
fb_helper->crtc_count = crtc_count;
fb_helper->connector_info = kcalloc(dev->mode_config.num_connector, sizeof(struct drm_fb_helper_connector *), GFP_KERNEL);
if (!fb_helper->connector_info) {
kfree(fb_helper->crtc_info);
FAIL();
return -ENOMEM;
}
fb_helper->connector_count = 0;
@ -235,11 +223,9 @@ int drm_fb_helper_init(struct drm_device *dev,
i++;
}
LEAVE();
return 0;
out_free:
drm_fb_helper_crtc_free(fb_helper);
FAIL();
return -ENOMEM;
}
EXPORT_SYMBOL(drm_fb_helper_init);
@ -599,8 +585,8 @@ int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
if (new_fb) {
info->var.pixclock = 0;
printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node,
info->fix.id);
dev_info(fb_helper->dev->dev, "fb%d: %s frame buffer device\n",
info->node, info->fix.id);
} else {
drm_fb_helper_set_par(info);
@ -996,9 +982,6 @@ bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel)
{
struct drm_device *dev = fb_helper->dev;
int count = 0;
bool ret;
ENTER();
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(fb_helper->dev);
@ -1016,8 +999,7 @@ bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel)
drm_setup_crtcs(fb_helper);
ret = drm_fb_helper_single_fb_probe(fb_helper, bpp_sel);
LEAVE();
return drm_fb_helper_single_fb_probe(fb_helper, bpp_sel);
}
EXPORT_SYMBOL(drm_fb_helper_initial_config);

91
drivers/video/drm/i915/Gtt/intel-agp.h
View File

@ -62,12 +62,6 @@
#define I810_PTE_LOCAL 0x00000002
#define I810_PTE_VALID 0x00000001
#define I830_PTE_SYSTEM_CACHED 0x00000006
/* GT PTE cache control fields */
#define GEN6_PTE_UNCACHED 0x00000002
#define HSW_PTE_UNCACHED 0x00000000
#define GEN6_PTE_LLC 0x00000004
#define GEN6_PTE_LLC_MLC 0x00000006
#define GEN6_PTE_GFDT 0x00000008
#define I810_SMRAM_MISCC 0x70
#define I810_GFX_MEM_WIN_SIZE 0x00010000
@ -97,7 +91,6 @@
#define G4x_GMCH_SIZE_VT_2M (G4x_GMCH_SIZE_2M | G4x_GMCH_SIZE_VT_EN)
#define GFX_FLSH_CNTL 0x2170 /* 915+ */
#define GFX_FLSH_CNTL_VLV 0x101008
#define I810_DRAM_CTL 0x3000
#define I810_DRAM_ROW_0 0x00000001
@ -148,29 +141,6 @@
#define INTEL_I7505_AGPCTRL 0x70
#define INTEL_I7505_MCHCFG 0x50
#define SNB_GMCH_CTRL 0x50
#define SNB_GMCH_GMS_STOLEN_MASK 0xF8
#define SNB_GMCH_GMS_STOLEN_32M (1 << 3)
#define SNB_GMCH_GMS_STOLEN_64M (2 << 3)
#define SNB_GMCH_GMS_STOLEN_96M (3 << 3)
#define SNB_GMCH_GMS_STOLEN_128M (4 << 3)
#define SNB_GMCH_GMS_STOLEN_160M (5 << 3)
#define SNB_GMCH_GMS_STOLEN_192M (6 << 3)
#define SNB_GMCH_GMS_STOLEN_224M (7 << 3)
#define SNB_GMCH_GMS_STOLEN_256M (8 << 3)
#define SNB_GMCH_GMS_STOLEN_288M (9 << 3)
#define SNB_GMCH_GMS_STOLEN_320M (0xa << 3)
#define SNB_GMCH_GMS_STOLEN_352M (0xb << 3)
#define SNB_GMCH_GMS_STOLEN_384M (0xc << 3)
#define SNB_GMCH_GMS_STOLEN_416M (0xd << 3)
#define SNB_GMCH_GMS_STOLEN_448M (0xe << 3)
#define SNB_GMCH_GMS_STOLEN_480M (0xf << 3)
#define SNB_GMCH_GMS_STOLEN_512M (0x10 << 3)
#define SNB_GTT_SIZE_0M (0 << 8)
#define SNB_GTT_SIZE_1M (1 << 8)
#define SNB_GTT_SIZE_2M (2 << 8)
#define SNB_GTT_SIZE_MASK (3 << 8)
/* pci devices ids */
#define PCI_DEVICE_ID_INTEL_E7221_HB 0x2588
#define PCI_DEVICE_ID_INTEL_E7221_IG 0x258a
@ -219,66 +189,5 @@
#define PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB 0x0062
#define PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB 0x006a
#define PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG 0x0046
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB 0x0100 /* Desktop */
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG 0x0102
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG 0x0112
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_PLUS_IG 0x0122
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB 0x0104 /* Mobile */
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT1_IG 0x0106
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_IG 0x0116
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_PLUS_IG 0x0126
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB 0x0108 /* Server */
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG 0x010A
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_HB 0x0150 /* Desktop */
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_GT1_IG 0x0152
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_GT2_IG 0x0162
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_M_HB 0x0154 /* Mobile */
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_M_GT1_IG 0x0156
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_M_GT2_IG 0x0166
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_HB 0x0158 /* Server */
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT1_IG 0x015A
#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT2_IG 0x016A
#define PCI_DEVICE_ID_INTEL_VALLEYVIEW_HB 0x0F00 /* VLV1 */
#define PCI_DEVICE_ID_INTEL_VALLEYVIEW_IG 0x0F30
#define PCI_DEVICE_ID_INTEL_HASWELL_HB 0x0400 /* Desktop */
#define PCI_DEVICE_ID_INTEL_HASWELL_D_GT1_IG 0x0402
#define PCI_DEVICE_ID_INTEL_HASWELL_D_GT2_IG 0x0412
#define PCI_DEVICE_ID_INTEL_HASWELL_D_GT2_PLUS_IG 0x0422
#define PCI_DEVICE_ID_INTEL_HASWELL_M_HB 0x0404 /* Mobile */
#define PCI_DEVICE_ID_INTEL_HASWELL_M_GT1_IG 0x0406
#define PCI_DEVICE_ID_INTEL_HASWELL_M_GT2_IG 0x0416
#define PCI_DEVICE_ID_INTEL_HASWELL_M_GT2_PLUS_IG 0x0426
#define PCI_DEVICE_ID_INTEL_HASWELL_S_HB 0x0408 /* Server */
#define PCI_DEVICE_ID_INTEL_HASWELL_S_GT1_IG 0x040a
#define PCI_DEVICE_ID_INTEL_HASWELL_S_GT2_IG 0x041a
#define PCI_DEVICE_ID_INTEL_HASWELL_S_GT2_PLUS_IG 0x042a
#define PCI_DEVICE_ID_INTEL_HASWELL_E_HB 0x0c04
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT1_IG 0x0C02
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT2_IG 0x0C12
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT2_PLUS_IG 0x0C22
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT1_IG 0x0C06
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT2_IG 0x0C16
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT2_PLUS_IG 0x0C26
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT1_IG 0x0C0A
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT2_IG 0x0C1A
#define PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT2_PLUS_IG 0x0C2A
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT1_IG 0x0A02
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT2_IG 0x0A12
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT2_PLUS_IG 0x0A22
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT1_IG 0x0A06
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT2_IG 0x0A16
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT2_PLUS_IG 0x0A26
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT1_IG 0x0A0A
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT2_IG 0x0A1A
#define PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT2_PLUS_IG 0x0A2A
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT1_IG 0x0D12
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT2_IG 0x0D22
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT2_PLUS_IG 0x0D32
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT1_IG 0x0D16
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT2_IG 0x0D26
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT2_PLUS_IG 0x0D36
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT1_IG 0x0D1A
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT2_IG 0x0D2A
#define PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT2_PLUS_IG 0x0D3A
#endif

361
drivers/video/drm/i915/Gtt/intel-gtt.c
View File

@ -20,13 +20,15 @@
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/scatterlist.h>
//#include <linux/pagemap.h>
//#include <linux/agp_backend.h>
//#include <asm/smp.h>
#include <linux/spinlock.h>
#include "agp.h"
#include "intel-agp.h"
#include "intel-gtt.h"
#include <drm/intel-gtt.h>
#include <syscall.h>
@ -110,14 +112,15 @@ static struct _intel_private {
static int intel_gtt_setup_scratch_page(void)
{
struct page *page;
dma_addr_t dma_addr;
dma_addr = AllocPage();
if (dma_addr == 0)
page = alloc_page(GFP_KERNEL | GFP_DMA32 | __GFP_ZERO);
if (page == NULL)
return -ENOMEM;
intel_private.base.scratch_page_dma = page_to_phys(page);
intel_private.base.scratch_page_dma = dma_addr;
intel_private.scratch_page = NULL;
intel_private.scratch_page = page;
return 0;
}
@ -158,62 +161,6 @@ static unsigned int intel_gtt_stolen_size(void)
stolen_size = 0;
break;
}
} else if (INTEL_GTT_GEN == 6) {
/*
* SandyBridge has new memory control reg at 0x50.w
*/
u16 snb_gmch_ctl;
pci_read_config_word(intel_private.pcidev, SNB_GMCH_CTRL, &snb_gmch_ctl);
switch (snb_gmch_ctl & SNB_GMCH_GMS_STOLEN_MASK) {
case SNB_GMCH_GMS_STOLEN_32M:
stolen_size = MB(32);
break;
case SNB_GMCH_GMS_STOLEN_64M:
stolen_size = MB(64);
break;
case SNB_GMCH_GMS_STOLEN_96M:
stolen_size = MB(96);
break;
case SNB_GMCH_GMS_STOLEN_128M:
stolen_size = MB(128);
break;
case SNB_GMCH_GMS_STOLEN_160M:
stolen_size = MB(160);
break;
case SNB_GMCH_GMS_STOLEN_192M:
stolen_size = MB(192);
break;
case SNB_GMCH_GMS_STOLEN_224M:
stolen_size = MB(224);
break;
case SNB_GMCH_GMS_STOLEN_256M:
stolen_size = MB(256);
break;
case SNB_GMCH_GMS_STOLEN_288M:
stolen_size = MB(288);
break;
case SNB_GMCH_GMS_STOLEN_320M:
stolen_size = MB(320);
break;
case SNB_GMCH_GMS_STOLEN_352M:
stolen_size = MB(352);
break;
case SNB_GMCH_GMS_STOLEN_384M:
stolen_size = MB(384);
break;
case SNB_GMCH_GMS_STOLEN_416M:
stolen_size = MB(416);
break;
case SNB_GMCH_GMS_STOLEN_448M:
stolen_size = MB(448);
break;
case SNB_GMCH_GMS_STOLEN_480M:
stolen_size = MB(480);
break;
case SNB_GMCH_GMS_STOLEN_512M:
stolen_size = MB(512);
break;
}
} else {
switch (gmch_ctrl & I855_GMCH_GMS_MASK) {
case I855_GMCH_GMS_STOLEN_1M:
@ -347,29 +294,9 @@ static unsigned int i965_gtt_total_entries(void)
static unsigned int intel_gtt_total_entries(void)
{
int size;
if (IS_G33 || INTEL_GTT_GEN == 4 || INTEL_GTT_GEN == 5)
return i965_gtt_total_entries();
else if (INTEL_GTT_GEN == 6) {
u16 snb_gmch_ctl;
pci_read_config_word(intel_private.pcidev, SNB_GMCH_CTRL, &snb_gmch_ctl);
switch (snb_gmch_ctl & SNB_GTT_SIZE_MASK) {
default:
case SNB_GTT_SIZE_0M:
printk(KERN_ERR "Bad GTT size mask: 0x%04x.\n", snb_gmch_ctl);
size = MB(0);
break;
case SNB_GTT_SIZE_1M:
size = MB(1);
break;
case SNB_GTT_SIZE_2M:
size = MB(2);
break;
}
return size/4;
} else {
else {
/* On previous hardware, the GTT size was just what was
* required to map the aperture.
*/
@ -433,10 +360,7 @@ static int intel_gtt_init(void)
ret = intel_private.driver->setup();
if (ret != 0)
{
return ret;
};
intel_private.base.gtt_mappable_entries = intel_gtt_mappable_entries();
intel_private.base.gtt_total_entries = intel_gtt_total_entries();
@ -457,9 +381,6 @@ static int intel_gtt_init(void)
gtt_map_size = intel_private.base.gtt_total_entries * 4;
intel_private.gtt = NULL;
// if (INTEL_GTT_GEN < 6 && INTEL_GTT_GEN > 2)
// intel_private.gtt = ioremap_wc(intel_private.gtt_bus_addr,
// gtt_map_size);
if (intel_private.gtt == NULL)
intel_private.gtt = ioremap(intel_private.gtt_bus_addr,
gtt_map_size);
@ -509,9 +430,6 @@ bool intel_enable_gtt(void)
{
u8 __iomem *reg;
if (INTEL_GTT_GEN >= 6)
return true;
if (INTEL_GTT_GEN == 2) {
u16 gmch_ctrl;
@ -565,33 +483,39 @@ static bool i830_check_flags(unsigned int flags)
return false;
}
void intel_gtt_insert_sg_entries(struct pagelist *st,
void intel_gtt_insert_sg_entries(struct sg_table *st,
unsigned int pg_start,
unsigned int flags)
{
struct scatterlist *sg;
unsigned int len, m;
int i, j;
j = pg_start;
for(i = 0; i < st->nents; i++)
{
dma_addr_t addr = st->page[i];
/* sg may merge pages, but we have to separate
* per-page addr for GTT */
for_each_sg(st->sgl, sg, st->nents, i) {
len = sg_dma_len(sg) >> PAGE_SHIFT;
for (m = 0; m < len; m++) {
dma_addr_t addr = sg_dma_address(sg) + (m << PAGE_SHIFT);
intel_private.driver->write_entry(addr, j, flags);
j++;
};
}
}
readl(intel_private.gtt+j-1);
}
EXPORT_SYMBOL(intel_gtt_insert_sg_entries);
static void intel_gtt_insert_pages(unsigned int first_entry,
unsigned int num_entries,
dma_addr_t *pages,
struct page **pages,
unsigned int flags)
{
int i, j;
for (i = 0, j = first_entry; i < num_entries; i++, j++) {
dma_addr_t addr = pages[i];
dma_addr_t addr = page_to_phys(pages[i]);
intel_private.driver->write_entry(addr,
j, flags);
}
@ -670,85 +594,6 @@ static void i965_write_entry(dma_addr_t addr,
writel(addr | pte_flags, intel_private.gtt + entry);
}
static bool gen6_check_flags(unsigned int flags)
{
return true;
}
static void haswell_write_entry(dma_addr_t addr, unsigned int entry,
unsigned int flags)
{
unsigned int type_mask = flags & ~AGP_USER_CACHED_MEMORY_GFDT;
unsigned int gfdt = flags & AGP_USER_CACHED_MEMORY_GFDT;
u32 pte_flags;
if (type_mask == AGP_USER_MEMORY)
pte_flags = HSW_PTE_UNCACHED | I810_PTE_VALID;
else if (type_mask == AGP_USER_CACHED_MEMORY_LLC_MLC) {
pte_flags = GEN6_PTE_LLC_MLC | I810_PTE_VALID;
if (gfdt)
pte_flags |= GEN6_PTE_GFDT;
} else { /* set 'normal'/'cached' to LLC by default */
pte_flags = GEN6_PTE_LLC | I810_PTE_VALID;
if (gfdt)
pte_flags |= GEN6_PTE_GFDT;
}
/* gen6 has bit11-4 for physical addr bit39-32 */
addr |= (addr >> 28) & 0xff0;
writel(addr | pte_flags, intel_private.gtt + entry);
}
static void gen6_write_entry(dma_addr_t addr, unsigned int entry,
unsigned int flags)
{
unsigned int type_mask = flags & ~AGP_USER_CACHED_MEMORY_GFDT;
unsigned int gfdt = flags & AGP_USER_CACHED_MEMORY_GFDT;
u32 pte_flags;
if (type_mask == AGP_USER_MEMORY)
pte_flags = GEN6_PTE_UNCACHED | I810_PTE_VALID;
else if (type_mask == AGP_USER_CACHED_MEMORY_LLC_MLC) {
pte_flags = GEN6_PTE_LLC_MLC | I810_PTE_VALID;
if (gfdt)
pte_flags |= GEN6_PTE_GFDT;
} else { /* set 'normal'/'cached' to LLC by default */
pte_flags = GEN6_PTE_LLC | I810_PTE_VALID;
if (gfdt)
pte_flags |= GEN6_PTE_GFDT;
}
/* gen6 has bit11-4 for physical addr bit39-32 */
addr |= (addr >> 28) & 0xff0;
writel(addr | pte_flags, intel_private.gtt + entry);
}
static void valleyview_write_entry(dma_addr_t addr, unsigned int entry,
unsigned int flags)
{
unsigned int type_mask = flags & ~AGP_USER_CACHED_MEMORY_GFDT;
unsigned int gfdt = flags & AGP_USER_CACHED_MEMORY_GFDT;
u32 pte_flags;
if (type_mask == AGP_USER_MEMORY)
pte_flags = GEN6_PTE_UNCACHED | I810_PTE_VALID;
else {
pte_flags = GEN6_PTE_LLC | I810_PTE_VALID;
if (gfdt)
pte_flags |= GEN6_PTE_GFDT;
}
/* gen6 has bit11-4 for physical addr bit39-32 */
addr |= (addr >> 28) & 0xff0;
writel(addr | pte_flags, intel_private.gtt + entry);
writel(1, intel_private.registers + GFX_FLSH_CNTL_VLV);
}
static void gen6_cleanup(void)
{
}
/* Certain Gen5 chipsets require require idling the GPU before
* unmapping anything from the GTT when VT-d is enabled.
*/
@ -770,42 +615,30 @@ static inline int needs_idle_maps(void)
static int i9xx_setup(void)
{
u32 reg_addr;
u32 reg_addr, gtt_addr;
int size = KB(512);
pci_read_config_dword(intel_private.pcidev, I915_MMADDR, &reg_addr);
reg_addr &= 0xfff80000;
if (INTEL_GTT_GEN >= 7)
size = MB(2);
intel_private.registers = ioremap(reg_addr, size);
if (!intel_private.registers)
return -ENOMEM;
if (INTEL_GTT_GEN == 3) {
u32 gtt_addr;
switch (INTEL_GTT_GEN) {
case 3:
pci_read_config_dword(intel_private.pcidev,
I915_PTEADDR, &gtt_addr);
intel_private.gtt_bus_addr = gtt_addr;
} else {
u32 gtt_offset;
switch (INTEL_GTT_GEN) {
break;
case 5:
case 6:
case 7:
gtt_offset = MB(2);
intel_private.gtt_bus_addr = reg_addr + MB(2);
break;
case 4:
default:
gtt_offset = KB(512);
intel_private.gtt_bus_addr = reg_addr + KB(512);
break;
}
intel_private.gtt_bus_addr = reg_addr + gtt_offset;
}
if (needs_idle_maps())
intel_private.base.do_idle_maps = 1;
@ -875,32 +708,6 @@ static const struct intel_gtt_driver ironlake_gtt_driver = {
.check_flags = i830_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver sandybridge_gtt_driver = {
.gen = 6,
.setup = i9xx_setup,
.cleanup = gen6_cleanup,
.write_entry = gen6_write_entry,
.dma_mask_size = 40,
.check_flags = gen6_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver haswell_gtt_driver = {
.gen = 6,
.setup = i9xx_setup,
.cleanup = gen6_cleanup,
.write_entry = haswell_write_entry,
.dma_mask_size = 40,
.check_flags = gen6_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver valleyview_gtt_driver = {
.gen = 7,
.setup = i9xx_setup,
.cleanup = gen6_cleanup,
.write_entry = valleyview_write_entry,
.dma_mask_size = 40,
.check_flags = gen6_check_flags,
};
/* Table to describe Intel GMCH and AGP/PCIE GART drivers. At least one of
* driver and gmch_driver must be non-null, and find_gmch will determine
@ -963,106 +770,6 @@ static const struct intel_gtt_driver_description {
"HD Graphics", &ironlake_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG,
"HD Graphics", &ironlake_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_PLUS_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT1_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_PLUS_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_GT1_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_GT2_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_M_GT1_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_M_GT2_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT1_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT2_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_VALLEYVIEW_IG,
"ValleyView", &valleyview_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_D_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_D_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_D_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_M_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_M_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_M_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_S_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_S_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_S_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_D_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_M_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_SDV_S_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_D_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_M_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_ULT_S_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_D_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_M_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT1_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT2_IG,
"Haswell", &haswell_gtt_driver },
{ PCI_DEVICE_ID_INTEL_HASWELL_CRW_S_GT2_PLUS_IG,
"Haswell", &haswell_gtt_driver },
{ 0, NULL, NULL }
};
@ -1107,7 +814,7 @@ int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
intel_private.bridge_dev = bridge_pdev;
dbgprintf("Intel %s Chipset\n", intel_gtt_chipsets[i].name);
dev_info(&bridge_pdev->dev, "Intel %s Chipset\n", intel_gtt_chipsets[i].name);
mask = intel_private.driver->dma_mask_size;
// if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(mask)))
@ -1127,7 +834,7 @@ int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
}
EXPORT_SYMBOL(intel_gmch_probe);
const struct intel_gtt *intel_gtt_get(void)
struct intel_gtt *intel_gtt_get(void)
{
return &intel_private.base;
}
@ -1141,7 +848,5 @@ void intel_gtt_chipset_flush(void)
EXPORT_SYMBOL(intel_gtt_chipset_flush);
//phys_addr_t get_bus_addr(void)
//{
// return intel_private.gma_bus_addr;
//};
MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
MODULE_LICENSE("GPL and additional rights");

8
drivers/video/drm/i915/bitmap.c
View File

@ -6,7 +6,9 @@
#include "hmm.h"
#include "bitmap.h"
#define DRIVER_CAPS_0 HW_BIT_BLIT;
//#define DRIVER_CAPS_0 HW_BIT_BLIT;
#define DRIVER_CAPS_0 0
#define DRIVER_CAPS_1 0
struct context *context_map[256];
@ -231,7 +233,7 @@ int create_surface(struct drm_device *dev, struct io_call_10 *pbitmap)
if (ret)
goto err5;
obj->mapped = uaddr ;
obj->mapped = uaddr ;
bitmap->handle = handle;
bitmap->uaddr = uaddr;
@ -394,7 +396,7 @@ int resize_surface(struct io_call_14 *pbitmap)
FreePage(pages[i]);
pages[i] = 0;
};
};
DRM_DEBUG("%s release %d pages\n", __FUNCTION__,
bitmap->page_count - page_count);

1284
drivers/video/drm/i915/i915.map
View File

File diff suppressed because it is too large Load Diff

119
drivers/video/drm/i915/i915_dma.c
View File

@ -105,32 +105,6 @@ static void i915_write_hws_pga(struct drm_device *dev)
I915_WRITE(HWS_PGA, addr);
}
/**
* Sets up the hardware status page for devices that need a physical address
* in the register.
*/
static int i915_init_phys_hws(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
/* Program Hardware Status Page */
dev_priv->status_page_dmah =
drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE);
if (!dev_priv->status_page_dmah) {
DRM_ERROR("Can not allocate hardware status page\n");
return -ENOMEM;
}
memset((void __force __iomem *)dev_priv->status_page_dmah->vaddr,
0, PAGE_SIZE);
i915_write_hws_pga(dev);
DRM_DEBUG_DRIVER("Enabled hardware status page\n");
return 0;
}
/**
* Frees the hardware status page, whether it's a physical address or a virtual
* address set up by the X Server.
@ -171,7 +145,7 @@ void i915_kernel_lost_context(struct drm_device * dev)
ring->head = I915_READ_HEAD(ring) & HEAD_ADDR;
ring->tail = I915_READ_TAIL(ring) & TAIL_ADDR;
ring->space = ring->head - (ring->tail + 8);
ring->space = ring->head - (ring->tail + I915_RING_FREE_SPACE);
if (ring->space < 0)
ring->space += ring->size;
@ -455,16 +429,16 @@ static void i915_emit_breadcrumb(struct drm_device *dev)
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
dev_priv->counter++;
if (dev_priv->counter > 0x7FFFFFFFUL)
dev_priv->counter = 0;
dev_priv->dri1.counter++;
if (dev_priv->dri1.counter > 0x7FFFFFFFUL)
dev_priv->dri1.counter = 0;
if (master_priv->sarea_priv)
master_priv->sarea_priv->last_enqueue = dev_priv->counter;
master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter;
if (BEGIN_LP_RING(4) == 0) {
OUT_RING(MI_STORE_DWORD_INDEX);
OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
OUT_RING(dev_priv->counter);
OUT_RING(dev_priv->dri1.counter);
OUT_RING(0);
ADVANCE_LP_RING();
}
@ -606,12 +580,12 @@ static int i915_dispatch_flip(struct drm_device * dev)
ADVANCE_LP_RING();
master_priv->sarea_priv->last_enqueue = dev_priv->counter++;
master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter++;
if (BEGIN_LP_RING(4) == 0) {
OUT_RING(MI_STORE_DWORD_INDEX);
OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
OUT_RING(dev_priv->counter);
OUT_RING(dev_priv->dri1.counter);
OUT_RING(0);
ADVANCE_LP_RING();
}
@ -622,10 +596,8 @@ static int i915_dispatch_flip(struct drm_device * dev)
static int i915_quiescent(struct drm_device *dev)
{
struct intel_ring_buffer *ring = LP_RING(dev->dev_private);
i915_kernel_lost_context(dev);
return intel_wait_ring_idle(ring);
return intel_ring_idle(LP_RING(dev->dev_private));
}
static int i915_flush_ioctl(struct drm_device *dev, void *data,
@ -779,21 +751,21 @@ static int i915_emit_irq(struct drm_device * dev)
DRM_DEBUG_DRIVER("\n");
dev_priv->counter++;
if (dev_priv->counter > 0x7FFFFFFFUL)
dev_priv->counter = 1;
dev_priv->dri1.counter++;
if (dev_priv->dri1.counter > 0x7FFFFFFFUL)
dev_priv->dri1.counter = 1;
if (master_priv->sarea_priv)
master_priv->sarea_priv->last_enqueue = dev_priv->counter;
master_priv->sarea_priv->last_enqueue = dev_priv->dri1.counter;
if (BEGIN_LP_RING(4) == 0) {
OUT_RING(MI_STORE_DWORD_INDEX);
OUT_RING(I915_BREADCRUMB_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
OUT_RING(dev_priv->counter);
OUT_RING(dev_priv->dri1.counter);
OUT_RING(MI_USER_INTERRUPT);
ADVANCE_LP_RING();
}
return dev_priv->counter;
return dev_priv->dri1.counter;
}
static int i915_wait_irq(struct drm_device * dev, int irq_nr)
@ -824,7 +796,7 @@ static int i915_wait_irq(struct drm_device * dev, int irq_nr)
if (ret == -EBUSY) {
DRM_ERROR("EBUSY -- rec: %d emitted: %d\n",
READ_BREADCRUMB(dev_priv), (int)dev_priv->counter);
READ_BREADCRUMB(dev_priv), (int)dev_priv->dri1.counter);
}
return ret;
@ -1018,6 +990,12 @@ static int i915_getparam(struct drm_device *dev, void *data,
case I915_PARAM_HAS_PRIME_VMAP_FLUSH:
value = 1;
break;
case I915_PARAM_HAS_SECURE_BATCHES:
value = capable(CAP_SYS_ADMIN);
break;
case I915_PARAM_HAS_PINNED_BATCHES:
value = 1;
break;
default:
DRM_DEBUG_DRIVER("Unknown parameter %d\n",
param->param);
@ -1074,7 +1052,7 @@ static int i915_set_status_page(struct drm_device *dev, void *data,
{
drm_i915_private_t *dev_priv = dev->dev_private;
drm_i915_hws_addr_t *hws = data;
struct intel_ring_buffer *ring = LP_RING(dev_priv);
struct intel_ring_buffer *ring;
if (drm_core_check_feature(dev, DRIVER_MODESET))
return -ENODEV;
@ -1094,6 +1072,7 @@ static int i915_set_status_page(struct drm_device *dev, void *data,
DRM_DEBUG_DRIVER("set status page addr 0x%08x\n", (u32)hws->addr);
ring = LP_RING(dev_priv);
ring->status_page.gfx_addr = hws->addr & (0x1ffff<<12);
dev_priv->dri1.gfx_hws_cpu_addr =
@ -1299,18 +1278,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
info = (struct intel_device_info *) flags;
#if 0
/* Refuse to load on gen6+ without kms enabled. */
if (info->gen >= 6 && !drm_core_check_feature(dev, DRIVER_MODESET))
return -ENODEV;
/* i915 has 4 more counters */
dev->counters += 4;
dev->types[6] = _DRM_STAT_IRQ;
dev->types[7] = _DRM_STAT_PRIMARY;
dev->types[8] = _DRM_STAT_SECONDARY;
dev->types[9] = _DRM_STAT_DMA;
#endif
dev_priv = kzalloc(sizeof(drm_i915_private_t), GFP_KERNEL);
if (dev_priv == NULL)
@ -1327,26 +1294,14 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
goto free_priv;
}
ret = intel_gmch_probe(dev_priv->bridge_dev, dev->pdev, NULL);
if (!ret) {
DRM_ERROR("failed to set up gmch\n");
ret = -EIO;
ret = i915_gem_gtt_init(dev);
if (ret)
goto put_bridge;
}
dev_priv->mm.gtt = intel_gtt_get();
if (!dev_priv->mm.gtt) {
DRM_ERROR("Failed to initialize GTT\n");
ret = -ENODEV;
goto put_gmch;
}
pci_set_master(dev->pdev);
/* overlay on gen2 is broken and can't address above 1G */
// if (IS_GEN2(dev))
// dma_set_coherent_mask(&dev->pdev->dev, DMA_BIT_MASK(30));
/* 965GM sometimes incorrectly writes to hardware status page (HWS)
* using 32bit addressing, overwriting memory if HWS is located
@ -1356,8 +1311,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
* behaviour if any general state is accessed within a page above 4GB,
* which also needs to be handled carefully.
*/
// if (IS_BROADWATER(dev) || IS_CRESTLINE(dev))
// dma_set_coherent_mask(&dev->pdev->dev, DMA_BIT_MASK(32));
mmio_bar = IS_GEN2(dev) ? 1 : 0;
/* Before gen4, the registers and the GTT are behind different BARs.
@ -1382,11 +1335,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
aperture_size = dev_priv->mm.gtt->gtt_mappable_entries << PAGE_SHIFT;
dev_priv->mm.gtt_base_addr = dev_priv->mm.gtt->gma_bus_addr;
DRM_INFO("gtt_base_addr %x aperture_size %d\n",
dev_priv->mm.gtt_base_addr, aperture_size );
// i915_mtrr_setup(dev_priv, dev_priv->mm.gtt_base_addr,
// aperture_size);
/* The i915 workqueue is primarily used for batched retirement of
* requests (and thus managing bo) once the task has been completed
@ -1419,18 +1368,10 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
intel_setup_gmbus(dev);
intel_opregion_setup(dev);
/* Make sure the bios did its job and set up vital registers */
intel_setup_bios(dev);
i915_gem_load(dev);
/* Init HWS */
if (!I915_NEED_GFX_HWS(dev)) {
ret = i915_init_phys_hws(dev);
if (ret)
goto out_gem_unload;
}
/* On the 945G/GM, the chipset reports the MSI capability on the
* integrated graphics even though the support isn't actually there
* according to the published specs. It doesn't appear to function
@ -1448,6 +1389,8 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
spin_lock_init(&dev_priv->rps.lock);
spin_lock_init(&dev_priv->dpio_lock);
mutex_init(&dev_priv->rps.hw_lock);
if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev))
dev_priv->num_pipe = 3;
else if (IS_MOBILE(dev) || !IS_GEN2(dev))
@ -1469,11 +1412,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
}
/* Must be done after probing outputs */
// intel_opregion_init(dev);
// acpi_video_register();
// setup_timer(&dev_priv->hangcheck_timer, i915_hangcheck_elapsed,
// (unsigned long) dev);
if (IS_GEN5(dev))
@ -1547,6 +1485,7 @@ int i915_driver_unload(struct drm_device *dev)
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
intel_fbdev_fini(dev);
intel_modeset_cleanup(dev);
cancel_work_sync(&dev_priv->console_resume_work);
/*
* free the memory space allocated for the child device

53
drivers/video/drm/i915/i915_drv.c
View File

@ -33,7 +33,6 @@
#include "i915_drv.h"
#include "intel_drv.h"
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
@ -384,26 +383,36 @@ void intel_detect_pch(struct drm_device *dev)
pch = pci_get_class(PCI_CLASS_BRIDGE_ISA << 8, NULL);
if (pch) {
if (pch->vendor == PCI_VENDOR_ID_INTEL) {
int id;
unsigned short id;
id = pch->device & INTEL_PCH_DEVICE_ID_MASK;
dev_priv->pch_id = id;
if (id == INTEL_PCH_IBX_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_IBX;
dev_priv->num_pch_pll = 2;
DRM_DEBUG_KMS("Found Ibex Peak PCH\n");
WARN_ON(!IS_GEN5(dev));
} else if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CPT;
dev_priv->num_pch_pll = 2;
DRM_DEBUG_KMS("Found CougarPoint PCH\n");
WARN_ON(!(IS_GEN6(dev) || IS_IVYBRIDGE(dev)));
} else if (id == INTEL_PCH_PPT_DEVICE_ID_TYPE) {
/* PantherPoint is CPT compatible */
dev_priv->pch_type = PCH_CPT;
dev_priv->num_pch_pll = 2;
DRM_DEBUG_KMS("Found PatherPoint PCH\n");
WARN_ON(!(IS_GEN6(dev) || IS_IVYBRIDGE(dev)));
} else if (id == INTEL_PCH_LPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_LPT;
dev_priv->num_pch_pll = 0;
DRM_DEBUG_KMS("Found LynxPoint PCH\n");
WARN_ON(!IS_HASWELL(dev));
} else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_LPT;
dev_priv->num_pch_pll = 0;
DRM_DEBUG_KMS("Found LynxPoint LP PCH\n");
WARN_ON(!IS_HASWELL(dev));
}
BUG_ON(dev_priv->num_pch_pll > I915_NUM_PLLS);
}
@ -449,7 +458,7 @@ int i915_init(void)
struct intel_device_info *intel_info =
(struct intel_device_info *) ent->driver_data;
if (intel_info->is_haswell || intel_info->is_valleyview)
if (intel_info->is_valleyview)
if(!i915_preliminary_hw_support) {
DRM_ERROR("Preliminary hardware support disabled\n");
return -ENODEV;
@ -473,6 +482,8 @@ int i915_init(void)
int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent)
{
struct drm_device *dev;
static struct drm_driver driver;
int ret;
dev = kzalloc(sizeof(*dev), 0);
@ -503,6 +514,8 @@ int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent)
mutex_init(&dev->struct_mutex);
mutex_init(&dev->ctxlist_mutex);
dev->driver = &driver;
ret = i915_driver_load(dev, ent->driver_data );
if (ret)
@ -609,12 +622,40 @@ static bool IS_DISPLAYREG(u32 reg)
if (reg == GEN6_GDRST)
return false;
switch (reg) {
case _3D_CHICKEN3:
case IVB_CHICKEN3:
case GEN7_COMMON_SLICE_CHICKEN1:
case GEN7_L3CNTLREG1:
case GEN7_L3_CHICKEN_MODE_REGISTER:
case GEN7_ROW_CHICKEN2:
case GEN7_L3SQCREG4:
case GEN7_SQ_CHICKEN_MBCUNIT_CONFIG:
case GEN7_HALF_SLICE_CHICKEN1:
case GEN6_MBCTL:
case GEN6_UCGCTL2:
return false;
default:
break;
}
return true;
}
static void
ilk_dummy_write(struct drm_i915_private *dev_priv)
{
/* WaIssueDummyWriteToWakeupFromRC6: Issue a dummy write to wake up the
* chip from rc6 before touching it for real. MI_MODE is masked, hence
* harmless to write 0 into. */
I915_WRITE_NOTRACE(MI_MODE, 0);
}
#define __i915_read(x, y) \
u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg) { \
u##x val = 0; \
if (IS_GEN5(dev_priv->dev)) \
ilk_dummy_write(dev_priv); \
if (NEEDS_FORCE_WAKE((dev_priv), (reg))) { \
unsigned long irqflags; \
spin_lock_irqsave(&dev_priv->gt_lock, irqflags); \
@ -645,6 +686,12 @@ void i915_write##x(struct drm_i915_private *dev_priv, u32 reg, u##x val) { \
if (NEEDS_FORCE_WAKE((dev_priv), (reg))) { \
__fifo_ret = __gen6_gt_wait_for_fifo(dev_priv); \
} \
if (IS_GEN5(dev_priv->dev)) \
ilk_dummy_write(dev_priv); \
if (IS_HASWELL(dev_priv->dev) && (I915_READ_NOTRACE(GEN7_ERR_INT) & ERR_INT_MMIO_UNCLAIMED)) { \
DRM_ERROR("Unknown unclaimed register before writing to %x\n", reg); \
I915_WRITE_NOTRACE(GEN7_ERR_INT, ERR_INT_MMIO_UNCLAIMED); \
} \
if (IS_VALLEYVIEW(dev_priv->dev) && IS_DISPLAYREG(reg)) { \
write##y(val, dev_priv->regs + reg + 0x180000); \
} else { \

512
drivers/video/drm/i915/i915_drv.h
View File

@ -33,6 +33,7 @@
#include "i915_reg.h"
#include "intel_bios.h"
#include "intel_ringbuffer.h"
#include <linux/scatterlist.h>
//#include <linux/io-mapping.h>
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
@ -40,6 +41,7 @@
//#include <linux/backlight.h>
#include <linux/spinlock.h>
#include <linux/err.h>
/* General customization:
@ -69,6 +71,14 @@ enum pipe {
};
#define pipe_name(p) ((p) + 'A')
enum transcoder {
TRANSCODER_A = 0,
TRANSCODER_B,
TRANSCODER_C,
TRANSCODER_EDP = 0xF,
};
#define transcoder_name(t) ((t) + 'A')
enum plane {
PLANE_A = 0,
PLANE_B,
@ -104,6 +114,12 @@ struct intel_pch_pll {
};
#define I915_NUM_PLLS 2
struct intel_ddi_plls {
int spll_refcount;
int wrpll1_refcount;
int wrpll2_refcount;
};
/* Interface history:
*
* 1.1: Original.
@ -127,13 +143,7 @@ struct intel_pch_pll {
#define I915_GEM_PHYS_OVERLAY_REGS 3
#define I915_MAX_PHYS_OBJECT (I915_GEM_PHYS_OVERLAY_REGS)
struct mem_block {
struct mem_block *next;
struct mem_block *prev;
int start;
int size;
struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */
};
struct opregion_header;
struct opregion_acpi;
@ -181,19 +191,24 @@ struct sdvo_device_mapping {
struct intel_display_error_state;
struct drm_i915_error_state {
struct kref ref;
u32 eir;
u32 pgtbl_er;
u32 ier;
u32 ccid;
u32 derrmr;
u32 forcewake;
bool waiting[I915_NUM_RINGS];
u32 pipestat[I915_MAX_PIPES];
u32 tail[I915_NUM_RINGS];
u32 head[I915_NUM_RINGS];
u32 ctl[I915_NUM_RINGS];
u32 ipeir[I915_NUM_RINGS];
u32 ipehr[I915_NUM_RINGS];
u32 instdone[I915_NUM_RINGS];
u32 acthd[I915_NUM_RINGS];
u32 semaphore_mboxes[I915_NUM_RINGS][I915_NUM_RINGS - 1];
u32 semaphore_seqno[I915_NUM_RINGS][I915_NUM_RINGS - 1];
u32 rc_psmi[I915_NUM_RINGS]; /* sleep state */
/* our own tracking of ring head and tail */
u32 cpu_ring_head[I915_NUM_RINGS];
@ -254,6 +269,7 @@ struct drm_i915_display_funcs {
uint32_t sprite_width, int pixel_size);
void (*update_linetime_wm)(struct drm_device *dev, int pipe,
struct drm_display_mode *mode);
void (*modeset_global_resources)(struct drm_device *dev);
int (*crtc_mode_set)(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode,
@ -266,7 +282,6 @@ struct drm_i915_display_funcs {
struct drm_crtc *crtc);
void (*fdi_link_train)(struct drm_crtc *crtc);
void (*init_clock_gating)(struct drm_device *dev);
void (*init_pch_clock_gating)(struct drm_device *dev);
int (*queue_flip)(struct drm_device *dev, struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj);
@ -341,8 +356,9 @@ struct intel_device_info {
#define I915_PPGTT_PD_ENTRIES 512
#define I915_PPGTT_PT_ENTRIES 1024
struct i915_hw_ppgtt {
struct drm_device *dev;
unsigned num_pd_entries;
dma_addr_t *pt_pages;
struct page **pt_pages;
uint32_t pd_offset;
dma_addr_t *pt_dma_addr;
dma_addr_t scratch_page_dma_addr;
@ -377,6 +393,11 @@ enum intel_pch {
PCH_LPT, /* Lynxpoint PCH */
};
enum intel_sbi_destination {
SBI_ICLK,
SBI_MPHY,
};
#define QUIRK_PIPEA_FORCE (1<<0)
#define QUIRK_LVDS_SSC_DISABLE (1<<1)
#define QUIRK_INVERT_BRIGHTNESS (1<<2)
@ -386,154 +407,18 @@ struct intel_fbc_work;
struct intel_gmbus {
struct i2c_adapter adapter;
bool force_bit;
u32 force_bit;
u32 reg0;
u32 gpio_reg;
struct i2c_algo_bit_data bit_algo;
struct drm_i915_private *dev_priv;
};
typedef struct drm_i915_private {
struct drm_device *dev;
const struct intel_device_info *info;
int relative_constants_mode;
void __iomem *regs;
struct drm_i915_gt_funcs gt;
/** gt_fifo_count and the subsequent register write are synchronized
* with dev->struct_mutex. */
unsigned gt_fifo_count;
/** forcewake_count is protected by gt_lock */
unsigned forcewake_count;
/** gt_lock is also taken in irq contexts. */
spinlock_t gt_lock;
struct intel_gmbus gmbus[GMBUS_NUM_PORTS];
/** gmbus_mutex protects against concurrent usage of the single hw gmbus
* controller on different i2c buses. */
struct mutex gmbus_mutex;
/**
* Base address of the gmbus and gpio block.
*/
uint32_t gpio_mmio_base;
struct pci_dev *bridge_dev;
struct intel_ring_buffer ring[I915_NUM_RINGS];
uint32_t next_seqno;
drm_dma_handle_t *status_page_dmah;
uint32_t counter;
struct drm_i915_gem_object *pwrctx;
struct drm_i915_gem_object *renderctx;
// struct resource mch_res;
atomic_t irq_received;
/* protects the irq masks */
spinlock_t irq_lock;
/* DPIO indirect register protection */
spinlock_t dpio_lock;
/** Cached value of IMR to avoid reads in updating the bitfield */
u32 pipestat[2];
u32 irq_mask;
u32 gt_irq_mask;
u32 pch_irq_mask;
u32 hotplug_supported_mask;
struct work_struct hotplug_work;
int num_pipe;
int num_pch_pll;
/* For hangcheck timer */
#define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */
struct timer_list hangcheck_timer;
int hangcheck_count;
uint32_t last_acthd[I915_NUM_RINGS];
uint32_t prev_instdone[I915_NUM_INSTDONE_REG];
unsigned int stop_rings;
unsigned long cfb_size;
unsigned int cfb_fb;
enum plane cfb_plane;
int cfb_y;
// struct intel_fbc_work *fbc_work;
struct intel_opregion opregion;
/* overlay */
// struct intel_overlay *overlay;
bool sprite_scaling_enabled;
/* LVDS info */
int backlight_level; /* restore backlight to this value */
bool backlight_enabled;
struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */
struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */
/* Feature bits from the VBIOS */
unsigned int int_tv_support:1;
unsigned int lvds_dither:1;
unsigned int lvds_vbt:1;
unsigned int int_crt_support:1;
unsigned int lvds_use_ssc:1;
unsigned int display_clock_mode:1;
int lvds_ssc_freq;
unsigned int bios_lvds_val; /* initial [PCH_]LVDS reg val in VBIOS */
unsigned int lvds_val; /* used for checking LVDS channel mode */
struct {
int rate;
int lanes;
int preemphasis;
int vswing;
bool initialized;
bool support;
int bpp;
struct edp_power_seq pps;
} edp;
bool no_aux_handshake;
// struct notifier_block lid_notifier;
int crt_ddc_pin;
struct drm_i915_fence_reg fence_regs[I915_MAX_NUM_FENCES]; /* assume 965 */
int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
int num_fence_regs; /* 8 on pre-965, 16 otherwise */
unsigned int fsb_freq, mem_freq, is_ddr3;
spinlock_t error_lock;
/* Protected by dev->error_lock. */
struct drm_i915_error_state *first_error;
struct work_struct error_work;
struct completion error_completion;
struct workqueue_struct *wq;
/* Display functions */
struct drm_i915_display_funcs display;
/* PCH chipset type */
enum intel_pch pch_type;
unsigned long quirks;
/* Register state */
bool modeset_on_lid;
struct i915_suspend_saved_registers {
u8 saveLBB;
u32 saveDSPACNTR;
u32 saveDSPBCNTR;
u32 saveDSPARB;
u32 saveHWS;
u32 savePIPEACONF;
u32 savePIPEBCONF;
u32 savePIPEASRC;
@ -679,10 +564,206 @@ typedef struct drm_i915_private {
u32 savePIPEB_LINK_N1;
u32 saveMCHBAR_RENDER_STANDBY;
u32 savePCH_PORT_HOTPLUG;
};
struct intel_gen6_power_mgmt {
struct work_struct work;
u32 pm_iir;
/* lock - irqsave spinlock that protectects the work_struct and
* pm_iir. */
spinlock_t lock;
/* The below variables an all the rps hw state are protected by
* dev->struct mutext. */
u8 cur_delay;
u8 min_delay;
u8 max_delay;
struct delayed_work delayed_resume_work;
/*
* Protects RPS/RC6 register access and PCU communication.
* Must be taken after struct_mutex if nested.
*/
struct mutex hw_lock;
};
struct intel_ilk_power_mgmt {
u8 cur_delay;
u8 min_delay;
u8 max_delay;
u8 fmax;
u8 fstart;
u64 last_count1;
unsigned long last_time1;
unsigned long chipset_power;
u64 last_count2;
struct timespec last_time2;
unsigned long gfx_power;
u8 corr;
int c_m;
int r_t;
struct drm_i915_gem_object *pwrctx;
struct drm_i915_gem_object *renderctx;
};
struct i915_dri1_state {
unsigned allow_batchbuffer : 1;
u32 __iomem *gfx_hws_cpu_addr;
unsigned int cpp;
int back_offset;
int front_offset;
int current_page;
int page_flipping;
uint32_t counter;
};
struct intel_l3_parity {
u32 *remap_info;
struct work_struct error_work;
};
typedef struct drm_i915_private {
struct drm_device *dev;
const struct intel_device_info *info;
int relative_constants_mode;
void __iomem *regs;
struct drm_i915_gt_funcs gt;
/** gt_fifo_count and the subsequent register write are synchronized
* with dev->struct_mutex. */
unsigned gt_fifo_count;
/** forcewake_count is protected by gt_lock */
unsigned forcewake_count;
/** gt_lock is also taken in irq contexts. */
struct spinlock gt_lock;
struct intel_gmbus gmbus[GMBUS_NUM_PORTS];
/** gmbus_mutex protects against concurrent usage of the single hw gmbus
* controller on different i2c buses. */
struct mutex gmbus_mutex;
/**
* Base address of the gmbus and gpio block.
*/
uint32_t gpio_mmio_base;
struct pci_dev *bridge_dev;
struct intel_ring_buffer ring[I915_NUM_RINGS];
uint32_t next_seqno;
drm_dma_handle_t *status_page_dmah;
struct resource mch_res;
atomic_t irq_received;
/* protects the irq masks */
spinlock_t irq_lock;
/* DPIO indirect register protection */
spinlock_t dpio_lock;
/** Cached value of IMR to avoid reads in updating the bitfield */
u32 pipestat[2];
u32 irq_mask;
u32 gt_irq_mask;
u32 pch_irq_mask;
u32 hotplug_supported_mask;
struct work_struct hotplug_work;
int num_pipe;
int num_pch_pll;
/* For hangcheck timer */
#define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */
#define DRM_I915_HANGCHECK_JIFFIES msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD)
struct timer_list hangcheck_timer;
int hangcheck_count;
uint32_t last_acthd[I915_NUM_RINGS];
uint32_t prev_instdone[I915_NUM_INSTDONE_REG];
unsigned int stop_rings;
unsigned long cfb_size;
unsigned int cfb_fb;
enum plane cfb_plane;
int cfb_y;
struct intel_fbc_work *fbc_work;
struct intel_opregion opregion;
/* overlay */
struct intel_overlay *overlay;
bool sprite_scaling_enabled;
/* LVDS info */
int backlight_level; /* restore backlight to this value */
bool backlight_enabled;
struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */
struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */
/* Feature bits from the VBIOS */
unsigned int int_tv_support:1;
unsigned int lvds_dither:1;
unsigned int lvds_vbt:1;
unsigned int int_crt_support:1;
unsigned int lvds_use_ssc:1;
unsigned int display_clock_mode:1;
int lvds_ssc_freq;
unsigned int bios_lvds_val; /* initial [PCH_]LVDS reg val in VBIOS */
unsigned int lvds_val; /* used for checking LVDS channel mode */
struct {
int rate;
int lanes;
int preemphasis;
int vswing;
bool initialized;
bool support;
int bpp;
struct edp_power_seq pps;
} edp;
bool no_aux_handshake;
int crt_ddc_pin;
struct drm_i915_fence_reg fence_regs[I915_MAX_NUM_FENCES]; /* assume 965 */
int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
int num_fence_regs; /* 8 on pre-965, 16 otherwise */
unsigned int fsb_freq, mem_freq, is_ddr3;
spinlock_t error_lock;
/* Protected by dev->error_lock. */
struct drm_i915_error_state *first_error;
struct work_struct error_work;
struct completion error_completion;
struct workqueue_struct *wq;
/* Display functions */
struct drm_i915_display_funcs display;
/* PCH chipset type */
enum intel_pch pch_type;
unsigned short pch_id;
unsigned long quirks;
/* Register state */
bool modeset_on_lid;
struct {
/** Bridge to intel-gtt-ko */
const struct intel_gtt *gtt;
struct intel_gtt *gtt;
/** Memory allocator for GTT stolen memory */
struct drm_mm stolen;
/** Memory allocator for GTT */
@ -709,9 +790,8 @@ typedef struct drm_i915_private {
/** PPGTT used for aliasing the PPGTT with the GTT */
struct i915_hw_ppgtt *aliasing_ppgtt;
u32 *l3_remap_info;
// struct shrinker inactive_shrinker;
bool shrinker_no_lock_stealing;
/**
* List of objects currently involved in rendering.
@ -788,19 +868,6 @@ typedef struct drm_i915_private {
u32 object_count;
} mm;
/* Old dri1 support infrastructure, beware the dragons ya fools entering
* here! */
struct {
unsigned allow_batchbuffer : 1;
u32 __iomem *gfx_hws_cpu_addr;
unsigned int cpp;
int back_offset;
int front_offset;
int current_page;
int page_flipping;
} dri1;
/* Kernel Modesetting */
struct sdvo_device_mapping sdvo_mappings[2];
@ -814,6 +881,7 @@ typedef struct drm_i915_private {
wait_queue_head_t pending_flip_queue;
struct intel_pch_pll pch_plls[I915_NUM_PLLS];
struct intel_ddi_plls ddi_plls;
/* Reclocking support */
bool render_reclock_avail;
@ -823,46 +891,17 @@ typedef struct drm_i915_private {
u16 orig_clock;
int child_dev_num;
struct child_device_config *child_dev;
struct drm_connector *int_lvds_connector;
struct drm_connector *int_edp_connector;
bool mchbar_need_disable;
/* gen6+ rps state */
struct {
struct work_struct work;
u32 pm_iir;
/* lock - irqsave spinlock that protectects the work_struct and
* pm_iir. */
spinlock_t lock;
struct intel_l3_parity l3_parity;
/* The below variables an all the rps hw state are protected by
* dev->struct mutext. */
u8 cur_delay;
u8 min_delay;
u8 max_delay;
} rps;
/* gen6+ rps state */
struct intel_gen6_power_mgmt rps;
/* ilk-only ips/rps state. Everything in here is protected by the global
* mchdev_lock in intel_pm.c */
struct {
u8 cur_delay;
u8 min_delay;
u8 max_delay;
u8 fmax;
u8 fstart;
u64 last_count1;
unsigned long last_time1;
unsigned long chipset_power;
u64 last_count2;
struct timespec last_time2;
unsigned long gfx_power;
u8 corr;
int c_m;
int r_t;
} ips;
struct intel_ilk_power_mgmt ips;
enum no_fbc_reason no_fbc_reason;
@ -874,6 +913,12 @@ typedef struct drm_i915_private {
/* list of fbdev register on this device */
struct intel_fbdev *fbdev;
/*
* The console may be contended at resume, but we don't
* want it to block on it.
*/
struct work_struct console_resume_work;
// struct backlight_device *backlight;
struct drm_property *broadcast_rgb_property;
@ -881,6 +926,14 @@ typedef struct drm_i915_private {
bool hw_contexts_disabled;
uint32_t hw_context_size;
bool fdi_rx_polarity_reversed;
struct i915_suspend_saved_registers regfile;
/* Old dri1 support infrastructure, beware the dragons ya fools entering
* here! */
struct i915_dri1_state dri1;
} drm_i915_private_t;
/* Iterate over initialised rings */
@ -924,7 +977,7 @@ struct drm_i915_gem_object {
const struct drm_i915_gem_object_ops *ops;
void *mapped;
// void *mapped;
/** Current space allocated to this object in the GTT, if any. */
struct drm_mm_node *gtt_space;
@ -1012,8 +1065,8 @@ struct drm_i915_gem_object {
unsigned int has_global_gtt_mapping:1;
unsigned int has_dma_mapping:1;
dma_addr_t *allocated_pages;
struct pagelist pages;
// dma_addr_t *allocated_pages;
struct sg_table *pages;
int pages_pin_count;
/* prime dma-buf support */
@ -1062,6 +1115,7 @@ struct drm_i915_gem_object {
*/
atomic_t pending_flip;
};
#define to_gem_object(obj) (&((struct drm_i915_gem_object *)(obj))->base)
#define to_intel_bo(x) container_of(x, struct drm_i915_gem_object, base)
@ -1098,7 +1152,7 @@ struct drm_i915_gem_request {
struct drm_i915_file_private {
struct {
spinlock_t lock;
struct spinlock lock;
struct list_head request_list;
} mm;
struct idr context_idr;
@ -1125,9 +1179,17 @@ struct drm_i915_file_private {
#define IS_IRONLAKE_D(dev) ((dev)->pci_device == 0x0042)
#define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046)
#define IS_IVYBRIDGE(dev) (INTEL_INFO(dev)->is_ivybridge)
#define IS_IVB_GT1(dev) ((dev)->pci_device == 0x0156 || \
(dev)->pci_device == 0x0152 || \
(dev)->pci_device == 0x015a)
#define IS_SNB_GT1(dev) ((dev)->pci_device == 0x0102 || \
(dev)->pci_device == 0x0106 || \
(dev)->pci_device == 0x010A)
#define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview)
#define IS_HASWELL(dev) (INTEL_INFO(dev)->is_haswell)
#define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile)
#define IS_ULT(dev) (IS_HASWELL(dev) && \
((dev)->pci_device & 0xFF00) == 0x0A00)
/*
* The genX designation typically refers to the render engine, so render
@ -1153,6 +1215,9 @@ struct drm_i915_file_private {
#define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay)
#define OVERLAY_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->overlay_needs_physical)
/* Early gen2 have a totally busted CS tlb and require pinned batches. */
#define HAS_BROKEN_CS_TLB(dev) (IS_I830(dev) || IS_845G(dev))
/* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte
* rows, which changed the alignment requirements and fence programming.
*/
@ -1173,6 +1238,13 @@ struct drm_i915_file_private {
#define HAS_PIPE_CONTROL(dev) (INTEL_INFO(dev)->gen >= 5)
#define INTEL_PCH_DEVICE_ID_MASK 0xff00
#define INTEL_PCH_IBX_DEVICE_ID_TYPE 0x3b00
#define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00
#define INTEL_PCH_PPT_DEVICE_ID_TYPE 0x1e00
#define INTEL_PCH_LPT_DEVICE_ID_TYPE 0x8c00
#define INTEL_PCH_LPT_LP_DEVICE_ID_TYPE 0x9c00
#define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type)
#define HAS_PCH_LPT(dev) (INTEL_PCH_TYPE(dev) == PCH_LPT)
#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
@ -1258,6 +1330,7 @@ void i915_handle_error(struct drm_device *dev, bool wedged);
extern void intel_irq_init(struct drm_device *dev);
extern void intel_gt_init(struct drm_device *dev);
extern void intel_gt_reset(struct drm_device *dev);
void i915_error_state_free(struct kref *error_ref);
@ -1340,15 +1413,23 @@ void i915_gem_release_mmap(struct drm_i915_gem_object *obj);
void i915_gem_lastclose(struct drm_device *dev);
int __must_check i915_gem_object_get_pages(struct drm_i915_gem_object *obj);
static inline dma_addr_t i915_gem_object_get_page(struct drm_i915_gem_object *obj, int n)
static inline struct page *i915_gem_object_get_page(struct drm_i915_gem_object *obj, int n)
{
return obj->pages.page[n];
};
struct scatterlist *sg = obj->pages->sgl;
int nents = obj->pages->nents;
while (nents > SG_MAX_SINGLE_ALLOC) {
if (n < SG_MAX_SINGLE_ALLOC - 1)
break;
sg = sg_chain_ptr(sg + SG_MAX_SINGLE_ALLOC - 1);
n -= SG_MAX_SINGLE_ALLOC - 1;
nents -= SG_MAX_SINGLE_ALLOC - 1;
}
return sg_page(sg+n);
}
static inline void i915_gem_object_pin_pages(struct drm_i915_gem_object *obj)
{
BUG_ON(obj->pages.page == NULL);
BUG_ON(obj->pages == NULL);
obj->pages_pin_count++;
}
static inline void i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj)
@ -1361,8 +1442,7 @@ int __must_check i915_mutex_lock_interruptible(struct drm_device *dev);
int i915_gem_object_sync(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *to);
void i915_gem_object_move_to_active(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *ring,
u32 seqno);
struct intel_ring_buffer *ring);
int i915_gem_dumb_create(struct drm_file *file_priv,
struct drm_device *dev,
@ -1380,7 +1460,7 @@ i915_seqno_passed(uint32_t seq1, uint32_t seq2)
return (int32_t)(seq1 - seq2) >= 0;
}
u32 i915_gem_next_request_seqno(struct intel_ring_buffer *ring);
extern int i915_gem_get_seqno(struct drm_device *dev, u32 *seqno);
int __must_check i915_gem_object_get_fence(struct drm_i915_gem_object *obj);
int __must_check i915_gem_object_put_fence(struct drm_i915_gem_object *obj);
@ -1490,6 +1570,14 @@ void i915_gem_init_global_gtt(struct drm_device *dev,
unsigned long start,
unsigned long mappable_end,
unsigned long end);
int i915_gem_gtt_init(struct drm_device *dev);
void i915_gem_gtt_fini(struct drm_device *dev);
static inline void i915_gem_chipset_flush(struct drm_device *dev)
{
if (INTEL_INFO(dev)->gen < 6)
intel_gtt_chipset_flush();
}
/* i915_gem_evict.c */
int __must_check i915_gem_evict_something(struct drm_device *dev, int min_size,
@ -1586,11 +1674,12 @@ extern void intel_modeset_init(struct drm_device *dev);
extern void intel_modeset_gem_init(struct drm_device *dev);
extern void intel_modeset_cleanup(struct drm_device *dev);
extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state);
extern void intel_modeset_setup_hw_state(struct drm_device *dev);
extern void intel_modeset_setup_hw_state(struct drm_device *dev,
bool force_restore);
extern bool intel_fbc_enabled(struct drm_device *dev);
extern void intel_disable_fbc(struct drm_device *dev);
extern bool ironlake_set_drps(struct drm_device *dev, u8 val);
extern void ironlake_init_pch_refclk(struct drm_device *dev);
extern void intel_init_pch_refclk(struct drm_device *dev);
extern void gen6_set_rps(struct drm_device *dev, u8 val);
extern void intel_detect_pch(struct drm_device *dev);
extern int intel_trans_dp_port_sel(struct drm_crtc *crtc);
@ -1619,6 +1708,9 @@ void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv);
void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv);
int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv);
int sandybridge_pcode_read(struct drm_i915_private *dev_priv, u8 mbox, u32 *val);
int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u8 mbox, u32 val);
#define __i915_read(x, y) \
u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg);

402
drivers/video/drm/i915/i915_gem.c
View File

@ -30,7 +30,6 @@
#include "i915_drv.h"
#include "i915_trace.h"
#include "intel_drv.h"
//#include <linux/shmem_fs.h>
#include <linux/slab.h>
//#include <linux/swap.h>
#include <linux/pci.h>
@ -53,21 +52,6 @@ static inline void clflush(volatile void *__p)
#define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO)
static inline long IS_ERR(const void *ptr)
{
return IS_ERR_VALUE((unsigned long)ptr);
}
static inline void *ERR_PTR(long error)
{
return (void *) error;
}
static inline long PTR_ERR(const void *ptr)
{
return (long) ptr;
}
void
drm_gem_object_free(struct kref *kref)
{
@ -921,12 +905,12 @@ out:
* domain anymore. */
if (obj->base.write_domain != I915_GEM_DOMAIN_CPU) {
i915_gem_clflush_object(obj);
intel_gtt_chipset_flush();
i915_gem_chipset_flush(dev);
}
}
if (needs_clflush_after)
intel_gtt_chipset_flush();
i915_gem_chipset_flush(dev);
return ret;
}
@ -1389,6 +1373,8 @@ i915_gem_object_is_purgeable(struct drm_i915_gem_object *obj)
static void
i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj)
{
int page_count = obj->base.size / PAGE_SIZE;
struct scatterlist *sg;
int ret, i;
BUG_ON(obj->madv == __I915_MADV_PURGED);
@ -1406,12 +1392,18 @@ i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj)
if (obj->madv == I915_MADV_DONTNEED)
obj->dirty = 0;
for (i = 0; i < obj->pages.nents; i++)
FreePage(obj->pages.page[i]);
for_each_sg(obj->pages->sgl, sg, page_count, i) {
struct page *page = sg_page(sg);
DRM_DEBUG_KMS("%s release %d pages\n", __FUNCTION__, obj->pages.nents);
page_cache_release(page);
}
//DRM_DEBUG_KMS("%s release %d pages\n", __FUNCTION__, page_count);
obj->dirty = 0;
kfree(obj->pages.page);
sg_free_table(obj->pages);
kfree(obj->pages);
}
static int
@ -1419,10 +1411,7 @@ i915_gem_object_put_pages(struct drm_i915_gem_object *obj)
{
const struct drm_i915_gem_object_ops *ops = obj->ops;
// printf("page %x pin count %d\n",
// obj->pages.page, obj->pages_pin_count );
if (obj->pages.page == NULL)
if (obj->pages == NULL)
return 0;
BUG_ON(obj->gtt_space);
@ -1430,10 +1419,14 @@ i915_gem_object_put_pages(struct drm_i915_gem_object *obj)
if (obj->pages_pin_count)
return -EBUSY;
ops->put_pages(obj);
obj->pages.page = NULL;
/* ->put_pages might need to allocate memory for the bit17 swizzle
* array, hence protect them from being reaped by removing them from gtt
* lists early. */
list_del(&obj->gtt_list);
ops->put_pages(obj);
obj->pages = NULL;
if (i915_gem_object_is_purgeable(obj))
i915_gem_object_truncate(obj);
@ -1450,43 +1443,55 @@ i915_gem_object_put_pages(struct drm_i915_gem_object *obj)
static int
i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj)
{
dma_addr_t page;
int page_count, i;
int page_count, i;
struct sg_table *st;
struct scatterlist *sg;
struct page *page;
gfp_t gfp;
/* Assert that the object is not currently in any GPU domain. As it
* wasn't in the GTT, there shouldn't be any way it could have been in
* a GPU cache
*/
BUG_ON(obj->base.read_domains & I915_GEM_GPU_DOMAINS);
BUG_ON(obj->base.write_domain & I915_GEM_GPU_DOMAINS);
st = kmalloc(sizeof(*st), GFP_KERNEL);
if (st == NULL)
return -ENOMEM;
page_count = obj->base.size / PAGE_SIZE;
if (sg_alloc_table(st, page_count, GFP_KERNEL)) {
sg_free_table(st);
kfree(st);
return -ENOMEM;
}
/* Get the list of pages out of our struct file. They'll be pinned
* at this point until we release them.
*
* Fail silently without starting the shrinker
*/
page_count = obj->base.size / PAGE_SIZE;
BUG_ON(obj->pages.page != NULL);
obj->pages.page = malloc(page_count * sizeof(dma_addr_t));
if (obj->pages.page == NULL)
return -ENOMEM;
for (i = 0; i < page_count; i++) {
for_each_sg(st->sgl, sg, page_count, i) {
page = AllocPage(); // oh-oh
if ( page == 0 )
goto err_pages;
obj->pages.page[i] = page;
};
DRM_DEBUG_KMS("%s alloc %d pages\n", __FUNCTION__, page_count);
obj->pages.nents = page_count;
sg_set_page(sg, page, PAGE_SIZE, 0);
}
obj->pages = st;
// if (obj->tiling_mode != I915_TILING_NONE)
// i915_gem_object_do_bit_17_swizzle(obj);
// DRM_DEBUG_KMS("%s alloc %d pages\n", __FUNCTION__, page_count);
return 0;
err_pages:
while (i--)
FreePage(obj->pages.page[i]);
free(obj->pages.page);
obj->pages.page = NULL;
obj->pages.nents = 0;
return -ENOMEM;
for_each_sg(st->sgl, sg, i, page_count)
page_cache_release(sg_page(sg));
sg_free_table(st);
kfree(st);
return PTR_ERR(page);
}
/* Ensure that the associated pages are gathered from the backing storage
@ -1503,7 +1508,7 @@ i915_gem_object_get_pages(struct drm_i915_gem_object *obj)
const struct drm_i915_gem_object_ops *ops = obj->ops;
int ret;
if (obj->pages.page)
if (obj->pages)
return 0;
BUG_ON(obj->pages_pin_count);
@ -1513,16 +1518,16 @@ i915_gem_object_get_pages(struct drm_i915_gem_object *obj)
return ret;
list_add_tail(&obj->gtt_list, &dev_priv->mm.unbound_list);
return 0;
return 0;
}
void
i915_gem_object_move_to_active(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *ring,
u32 seqno)
struct intel_ring_buffer *ring)
{
struct drm_device *dev = obj->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
u32 seqno = intel_ring_get_seqno(ring);
BUG_ON(ring == NULL);
obj->ring = ring;
@ -1583,26 +1588,54 @@ i915_gem_object_move_to_inactive(struct drm_i915_gem_object *obj)
WARN_ON(i915_verify_lists(dev));
}
static u32
i915_gem_get_seqno(struct drm_device *dev)
static int
i915_gem_handle_seqno_wrap(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
u32 seqno = dev_priv->next_seqno;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_ring_buffer *ring;
int ret, i, j;
/* reserve 0 for non-seqno */
if (++dev_priv->next_seqno == 0)
dev_priv->next_seqno = 1;
/* The hardware uses various monotonic 32-bit counters, if we
* detect that they will wraparound we need to idle the GPU
* and reset those counters.
*/
ret = 0;
for_each_ring(ring, dev_priv, i) {
for (j = 0; j < ARRAY_SIZE(ring->sync_seqno); j++)
ret |= ring->sync_seqno[j] != 0;
}
if (ret == 0)
return ret;
return seqno;
ret = i915_gpu_idle(dev);
if (ret)
return ret;
i915_gem_retire_requests(dev);
for_each_ring(ring, dev_priv, i) {
for (j = 0; j < ARRAY_SIZE(ring->sync_seqno); j++)
ring->sync_seqno[j] = 0;
}
return 0;
}
u32
i915_gem_next_request_seqno(struct intel_ring_buffer *ring)
int
i915_gem_get_seqno(struct drm_device *dev, u32 *seqno)
{
if (ring->outstanding_lazy_request == 0)
ring->outstanding_lazy_request = i915_gem_get_seqno(ring->dev);
struct drm_i915_private *dev_priv = dev->dev_private;
return ring->outstanding_lazy_request;
/* reserve 0 for non-seqno */
if (dev_priv->next_seqno == 0) {
int ret = i915_gem_handle_seqno_wrap(dev);
if (ret)
return ret;
dev_priv->next_seqno = 1;
}
*seqno = dev_priv->next_seqno++;
return 0;
}
int
@ -1613,7 +1646,6 @@ i915_add_request(struct intel_ring_buffer *ring,
drm_i915_private_t *dev_priv = ring->dev->dev_private;
struct drm_i915_gem_request *request;
u32 request_ring_position;
u32 seqno;
int was_empty;
int ret;
@ -1632,7 +1664,6 @@ i915_add_request(struct intel_ring_buffer *ring,
if (request == NULL)
return -ENOMEM;
seqno = i915_gem_next_request_seqno(ring);
/* Record the position of the start of the request so that
* should we detect the updated seqno part-way through the
@ -1641,15 +1672,13 @@ i915_add_request(struct intel_ring_buffer *ring,
*/
request_ring_position = intel_ring_get_tail(ring);
ret = ring->add_request(ring, &seqno);
ret = ring->add_request(ring);
if (ret) {
kfree(request);
return ret;
}
trace_i915_gem_request_add(ring, seqno);
request->seqno = seqno;
request->seqno = intel_ring_get_seqno(ring);
request->ring = ring;
request->tail = request_ring_position;
request->emitted_jiffies = GetTimerTicks();
@ -1674,7 +1703,7 @@ i915_add_request(struct intel_ring_buffer *ring,
}
if (out_seqno)
*out_seqno = seqno;
*out_seqno = request->seqno;
return 0;
}
@ -1759,7 +1788,6 @@ void
i915_gem_retire_requests_ring(struct intel_ring_buffer *ring)
{
uint32_t seqno;
int i;
if (list_empty(&ring->request_list))
return;
@ -1768,10 +1796,6 @@ i915_gem_retire_requests_ring(struct intel_ring_buffer *ring)
seqno = ring->get_seqno(ring, true);
for (i = 0; i < ARRAY_SIZE(ring->sync_seqno); i++)
if (seqno >= ring->sync_seqno[i])
ring->sync_seqno[i] = 0;
while (!list_empty(&ring->request_list)) {
struct drm_i915_gem_request *request;
@ -1846,7 +1870,7 @@ i915_gem_retire_work_handler(struct work_struct *work)
/* Come back later if the device is busy... */
if (!mutex_trylock(&dev->struct_mutex)) {
queue_delayed_work(dev_priv->wq, &dev_priv->mm.retire_work, HZ);
return;
return;
}
i915_gem_retire_requests(dev);
@ -1891,6 +1915,33 @@ i915_gem_object_flush_active(struct drm_i915_gem_object *obj)
return 0;
}
/**
* i915_gem_wait_ioctl - implements DRM_IOCTL_I915_GEM_WAIT
* @DRM_IOCTL_ARGS: standard ioctl arguments
*
* Returns 0 if successful, else an error is returned with the remaining time in
* the timeout parameter.
* -ETIME: object is still busy after timeout
* -ERESTARTSYS: signal interrupted the wait
* -ENONENT: object doesn't exist
* Also possible, but rare:
* -EAGAIN: GPU wedged
* -ENOMEM: damn
* -ENODEV: Internal IRQ fail
* -E?: The add request failed
*
* The wait ioctl with a timeout of 0 reimplements the busy ioctl. With any
* non-zero timeout parameter the wait ioctl will wait for the given number of
* nanoseconds on an object becoming unbusy. Since the wait itself does so
* without holding struct_mutex the object may become re-busied before this
* function completes. A similar but shorter * race condition exists in the busy
* ioctl
*/
@ -1938,7 +1989,11 @@ i915_gem_object_sync(struct drm_i915_gem_object *obj,
ret = to->sync_to(to, from, seqno);
if (!ret)
from->sync_seqno[idx] = seqno;
/* We use last_read_seqno because sync_to()
* might have just caused seqno wrap under
* the radar.
*/
from->sync_seqno[idx] = obj->last_read_seqno;
return ret;
}
@ -1982,7 +2037,7 @@ i915_gem_object_unbind(struct drm_i915_gem_object *obj)
if (obj->pin_count)
return -EBUSY;
BUG_ON(obj->pages.page == NULL);
BUG_ON(obj->pages == NULL);
ret = i915_gem_object_finish_gpu(obj);
if (ret)
@ -2002,7 +2057,7 @@ i915_gem_object_unbind(struct drm_i915_gem_object *obj)
trace_i915_gem_object_unbind(obj);
if (obj->has_global_gtt_mapping)
i915_gem_gtt_unbind_object(obj);
i915_gem_gtt_unbind_object(obj);
if (obj->has_aliasing_ppgtt_mapping) {
i915_ppgtt_unbind_object(dev_priv->mm.aliasing_ppgtt, obj);
obj->has_aliasing_ppgtt_mapping = 0;
@ -2021,14 +2076,6 @@ i915_gem_object_unbind(struct drm_i915_gem_object *obj)
return 0;
}
static int i915_ring_idle(struct intel_ring_buffer *ring)
{
if (list_empty(&ring->active_list))
return 0;
return i915_wait_seqno(ring, i915_gem_next_request_seqno(ring));
}
int i915_gpu_idle(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
@ -2041,7 +2088,7 @@ int i915_gpu_idle(struct drm_device *dev)
if (ret)
return ret;
ret = i915_ring_idle(ring);
ret = intel_ring_idle(ring);
if (ret)
return ret;
}
@ -2431,13 +2478,13 @@ i915_gem_object_bind_to_gtt(struct drm_i915_gem_object *obj,
{
struct drm_device *dev = obj->base.dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_mm_node *free_space;
struct drm_mm_node *node;
u32 size, fence_size, fence_alignment, unfenced_alignment;
bool mappable, fenceable;
int ret;
if (obj->madv != I915_MADV_WILLNEED) {
DRM_ERROR("Attempting to bind a purgeable object\n");
DRM_ERROR("Attempting to bind a purgeable object\n");
return -EINVAL;
}
@ -2475,72 +2522,57 @@ i915_gem_object_bind_to_gtt(struct drm_i915_gem_object *obj,
if (ret)
return ret;
i915_gem_object_pin_pages(obj);
node = kzalloc(sizeof(*node), GFP_KERNEL);
if (node == NULL) {
i915_gem_object_unpin_pages(obj);
return -ENOMEM;
}
search_free:
if (map_and_fenceable)
free_space =
drm_mm_search_free_in_range_color(&dev_priv->mm.gtt_space,
ret = drm_mm_insert_node_in_range_generic(&dev_priv->mm.gtt_space, node,
size, alignment, obj->cache_level,
0, dev_priv->mm.gtt_mappable_end,
false);
0, dev_priv->mm.gtt_mappable_end);
else
free_space = drm_mm_search_free_color(&dev_priv->mm.gtt_space,
size, alignment, obj->cache_level,
false);
ret = drm_mm_insert_node_generic(&dev_priv->mm.gtt_space, node,
size, alignment, obj->cache_level);
if (ret) {
if (free_space != NULL) {
if (map_and_fenceable)
obj->gtt_space =
drm_mm_get_block_range_generic(free_space,
size, alignment, obj->cache_level,
0, dev_priv->mm.gtt_mappable_end,
false);
else
obj->gtt_space =
drm_mm_get_block_generic(free_space,
size, alignment, obj->cache_level,
false);
}
if (obj->gtt_space == NULL) {
ret = 1; //i915_gem_evict_something(dev, size, alignment,
// map_and_fenceable);
if (ret)
i915_gem_object_unpin_pages(obj);
kfree(node);
return ret;
goto search_free;
}
if (WARN_ON(!i915_gem_valid_gtt_space(dev,
obj->gtt_space,
obj->cache_level))) {
drm_mm_put_block(obj->gtt_space);
obj->gtt_space = NULL;
if (WARN_ON(!i915_gem_valid_gtt_space(dev, node, obj->cache_level))) {
i915_gem_object_unpin_pages(obj);
drm_mm_put_block(node);
return -EINVAL;
}
ret = i915_gem_gtt_prepare_object(obj);
if (ret) {
drm_mm_put_block(obj->gtt_space);
obj->gtt_space = NULL;
i915_gem_object_unpin_pages(obj);
drm_mm_put_block(node);
return ret;
}
if (!dev_priv->mm.aliasing_ppgtt)
i915_gem_gtt_bind_object(obj, obj->cache_level);
list_move_tail(&obj->gtt_list, &dev_priv->mm.bound_list);
list_add_tail(&obj->mm_list, &dev_priv->mm.inactive_list);
obj->gtt_offset = obj->gtt_space->start;
obj->gtt_space = node;
obj->gtt_offset = node->start;
fenceable =
obj->gtt_space->size == fence_size &&
(obj->gtt_space->start & (fence_alignment - 1)) == 0;
node->size == fence_size &&
(node->start & (fence_alignment - 1)) == 0;
mappable =
obj->gtt_offset + obj->base.size <= dev_priv->mm.gtt_mappable_end;
obj->map_and_fenceable = mappable && fenceable;
i915_gem_object_unpin_pages(obj);
trace_i915_gem_object_bind(obj, map_and_fenceable);
i915_gem_verify_gtt(dev);
return 0;
@ -2553,7 +2585,7 @@ i915_gem_clflush_object(struct drm_i915_gem_object *obj)
* to GPU, and we can ignore the cache flush because it'll happen
* again at bind time.
*/
if (obj->pages.page == NULL)
if (obj->pages == NULL)
return;
/* If the GPU is snooping the contents of the CPU cache,
@ -2566,7 +2598,7 @@ i915_gem_clflush_object(struct drm_i915_gem_object *obj)
*/
if (obj->cache_level != I915_CACHE_NONE)
return;
#if 0
if(obj->mapped != NULL)
{
uint8_t *page_virtual;
@ -2613,6 +2645,8 @@ i915_gem_clflush_object(struct drm_i915_gem_object *obj)
"mfence");
}
}
#endif
}
/** Flushes the GTT write domain for the object if it's dirty. */
@ -2652,7 +2686,7 @@ i915_gem_object_flush_cpu_write_domain(struct drm_i915_gem_object *obj)
return;
i915_gem_clflush_object(obj);
intel_gtt_chipset_flush();
i915_gem_chipset_flush(obj->base.dev);
old_write_domain = obj->base.write_domain;
obj->base.write_domain = 0;
@ -2854,8 +2888,8 @@ i915_gem_object_finish_gpu(struct drm_i915_gem_object *obj)
return 0;
ret = i915_gem_object_wait_rendering(obj, false);
if (ret)
return ret;
if (ret)
return ret;
/* Ensure that we invalidate the GPU's caches and TLBs. */
obj->base.read_domains &= ~I915_GEM_GPU_DOMAINS;
@ -2989,11 +3023,16 @@ i915_gem_object_pin(struct drm_i915_gem_object *obj,
#endif
if (obj->gtt_space == NULL) {
struct drm_i915_private *dev_priv = obj->base.dev->dev_private;
ret = i915_gem_object_bind_to_gtt(obj, alignment,
map_and_fenceable,
nonblocking);
if (ret)
return ret;
if (!dev_priv->mm.aliasing_ppgtt)
i915_gem_gtt_bind_object(obj, obj->cache_level);
}
if (!obj->has_global_gtt_mapping && map_and_fenceable)
@ -3047,14 +3086,15 @@ i915_gem_pin_ioctl(struct drm_device *dev, void *data,
goto out;
}
obj->user_pin_count++;
obj->pin_filp = file;
if (obj->user_pin_count == 1) {
if (obj->user_pin_count == 0) {
ret = i915_gem_object_pin(obj, args->alignment, true, false);
if (ret)
goto out;
}
obj->user_pin_count++;
obj->pin_filp = file;
/* XXX - flush the CPU caches for pinned objects
* as the X server doesn't manage domains yet
*/
@ -3295,7 +3335,7 @@ void i915_gem_free_object(struct drm_gem_object *gem_obj)
i915_gem_object_put_pages(obj);
// i915_gem_object_free_mmap_offset(obj);
BUG_ON(obj->pages.page);
BUG_ON(obj->pages);
// if (obj->base.import_attach)
// drm_prime_gem_destroy(&obj->base, NULL);
@ -3358,7 +3398,7 @@ void i915_gem_l3_remap(struct drm_device *dev)
if (!IS_IVYBRIDGE(dev))
return;
if (!dev_priv->mm.l3_remap_info)
if (!dev_priv->l3_parity.remap_info)
return;
misccpctl = I915_READ(GEN7_MISCCPCTL);
@ -3367,12 +3407,12 @@ void i915_gem_l3_remap(struct drm_device *dev)
for (i = 0; i < GEN7_L3LOG_SIZE; i += 4) {
u32 remap = I915_READ(GEN7_L3LOG_BASE + i);
if (remap && remap != dev_priv->mm.l3_remap_info[i/4])
if (remap && remap != dev_priv->l3_parity.remap_info[i/4])
DRM_DEBUG("0x%x was already programmed to %x\n",
GEN7_L3LOG_BASE + i, remap);
if (remap && !dev_priv->mm.l3_remap_info[i/4])
if (remap && !dev_priv->l3_parity.remap_info[i/4])
DRM_DEBUG_DRIVER("Clearing remapped register\n");
I915_WRITE(GEN7_L3LOG_BASE + i, dev_priv->mm.l3_remap_info[i/4]);
I915_WRITE(GEN7_L3LOG_BASE + i, dev_priv->l3_parity.remap_info[i/4]);
}
/* Make sure all the writes land before disabling dop clock gating */
@ -3402,68 +3442,6 @@ void i915_gem_init_swizzling(struct drm_device *dev)
I915_WRITE(ARB_MODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_IVB));
}
void i915_gem_init_ppgtt(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
uint32_t pd_offset;
struct intel_ring_buffer *ring;
struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
uint32_t __iomem *pd_addr;
uint32_t pd_entry;
int i;
if (!dev_priv->mm.aliasing_ppgtt)
return;
pd_addr = dev_priv->mm.gtt->gtt + ppgtt->pd_offset/sizeof(uint32_t);
for (i = 0; i < ppgtt->num_pd_entries; i++) {
dma_addr_t pt_addr;
if (dev_priv->mm.gtt->needs_dmar)
pt_addr = ppgtt->pt_dma_addr[i];
else
pt_addr = ppgtt->pt_pages[i];
pd_entry = GEN6_PDE_ADDR_ENCODE(pt_addr);
pd_entry |= GEN6_PDE_VALID;
writel(pd_entry, pd_addr + i);
}
readl(pd_addr);
pd_offset = ppgtt->pd_offset;
pd_offset /= 64; /* in cachelines, */
pd_offset <<= 16;
if (INTEL_INFO(dev)->gen == 6) {
uint32_t ecochk, gab_ctl, ecobits;
ecobits = I915_READ(GAC_ECO_BITS);
I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_PPGTT_CACHE64B);
gab_ctl = I915_READ(GAB_CTL);
I915_WRITE(GAB_CTL, gab_ctl | GAB_CTL_CONT_AFTER_PAGEFAULT);
ecochk = I915_READ(GAM_ECOCHK);
I915_WRITE(GAM_ECOCHK, ecochk | ECOCHK_SNB_BIT |
ECOCHK_PPGTT_CACHE64B);
I915_WRITE(GFX_MODE, _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
} else if (INTEL_INFO(dev)->gen >= 7) {
I915_WRITE(GAM_ECOCHK, ECOCHK_PPGTT_CACHE64B);
/* GFX_MODE is per-ring on gen7+ */
}
for_each_ring(ring, dev_priv, i) {
if (INTEL_INFO(dev)->gen >= 7)
I915_WRITE(RING_MODE_GEN7(ring),
_MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
I915_WRITE(RING_PP_DIR_DCLV(ring), PP_DIR_DCLV_2G);
I915_WRITE(RING_PP_DIR_BASE(ring), pd_offset);
}
}
static bool
intel_enable_blt(struct drm_device *dev)
{
@ -3486,7 +3464,7 @@ i915_gem_init_hw(struct drm_device *dev)
drm_i915_private_t *dev_priv = dev->dev_private;
int ret;
if (!intel_enable_gtt())
if (INTEL_INFO(dev)->gen < 6 && !intel_enable_gtt())
return -EIO;
if (IS_HASWELL(dev) && (I915_READ(0x120010) == 1))

5
drivers/video/drm/i915/i915_gem_context.c
View File

@ -148,7 +148,7 @@ create_hw_context(struct drm_device *dev,
struct i915_hw_context *ctx;
int ret, id;
ctx = kzalloc(sizeof(struct drm_i915_file_private), GFP_KERNEL);
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (ctx == NULL)
return ERR_PTR(-ENOMEM);
@ -420,9 +420,8 @@ static int do_switch(struct i915_hw_context *to)
* MI_SET_CONTEXT instead of when the next seqno has completed.
*/
if (from_obj != NULL) {
u32 seqno = i915_gem_next_request_seqno(ring);
from_obj->base.read_domains = I915_GEM_DOMAIN_INSTRUCTION;
i915_gem_object_move_to_active(from_obj, ring, seqno);
i915_gem_object_move_to_active(from_obj, ring);
/* As long as MI_SET_CONTEXT is serializing, ie. it flushes the
* whole damn pipeline, we don't need to explicitly mark the
* object dirty. The only exception is that the context must be

605
drivers/video/drm/i915/i915_gem_gtt.c
View File

@ -22,6 +22,8 @@
*
*/
#define iowrite32(v, addr) writel((v), (addr))
#include <drm/drmP.h>
#include <drm/i915_drm.h>
#include "i915_drv.h"
@ -32,19 +34,67 @@
#define AGP_USER_MEMORY (AGP_USER_TYPES)
#define AGP_USER_CACHED_MEMORY (AGP_USER_TYPES + 1)
typedef uint32_t gtt_pte_t;
/* PPGTT stuff */
#define GEN6_GTT_ADDR_ENCODE(addr) ((addr) | (((addr) >> 28) & 0xff0))
#define GEN6_PDE_VALID (1 << 0)
/* gen6+ has bit 11-4 for physical addr bit 39-32 */
#define GEN6_PDE_ADDR_ENCODE(addr) GEN6_GTT_ADDR_ENCODE(addr)
#define GEN6_PTE_VALID (1 << 0)
#define GEN6_PTE_UNCACHED (1 << 1)
#define HSW_PTE_UNCACHED (0)
#define GEN6_PTE_CACHE_LLC (2 << 1)
#define GEN6_PTE_CACHE_LLC_MLC (3 << 1)
#define GEN6_PTE_ADDR_ENCODE(addr) GEN6_GTT_ADDR_ENCODE(addr)
static inline gtt_pte_t pte_encode(struct drm_device *dev,
dma_addr_t addr,
enum i915_cache_level level)
{
gtt_pte_t pte = GEN6_PTE_VALID;
pte |= GEN6_PTE_ADDR_ENCODE(addr);
switch (level) {
case I915_CACHE_LLC_MLC:
/* Haswell doesn't set L3 this way */
if (IS_HASWELL(dev))
pte |= GEN6_PTE_CACHE_LLC;
else
pte |= GEN6_PTE_CACHE_LLC_MLC;
break;
case I915_CACHE_LLC:
pte |= GEN6_PTE_CACHE_LLC;
break;
case I915_CACHE_NONE:
if (IS_HASWELL(dev))
pte |= HSW_PTE_UNCACHED;
else
pte |= GEN6_PTE_UNCACHED;
break;
default:
BUG();
}
return pte;
}
/* PPGTT support for Sandybdrige/Gen6 and later */
static void i915_ppgtt_clear_range(struct i915_hw_ppgtt *ppgtt,
unsigned first_entry,
unsigned num_entries)
{
uint32_t *pt_vaddr;
uint32_t scratch_pte;
gtt_pte_t *pt_vaddr;
gtt_pte_t scratch_pte;
unsigned act_pd = first_entry / I915_PPGTT_PT_ENTRIES;
unsigned first_pte = first_entry % I915_PPGTT_PT_ENTRIES;
unsigned last_pte, i;
scratch_pte = GEN6_PTE_ADDR_ENCODE(ppgtt->scratch_page_dma_addr);
scratch_pte |= GEN6_PTE_VALID | GEN6_PTE_CACHE_LLC;
scratch_pte = pte_encode(ppgtt->dev, ppgtt->scratch_page_dma_addr,
I915_CACHE_LLC);
pt_vaddr = AllocKernelSpace(4096);
@ -56,7 +106,7 @@ static void i915_ppgtt_clear_range(struct i915_hw_ppgtt *ppgtt,
if (last_pte > I915_PPGTT_PT_ENTRIES)
last_pte = I915_PPGTT_PT_ENTRIES;
MapPage(pt_vaddr,ppgtt->pt_pages[act_pd], 3);
MapPage(pt_vaddr,(addr_t)(ppgtt->pt_pages[act_pd]), 3);
for (i = first_pte; i < last_pte; i++)
pt_vaddr[i] = scratch_pte;
@ -87,13 +137,13 @@ int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
return ret;
ppgtt->num_pd_entries = I915_PPGTT_PD_ENTRIES;
ppgtt->pt_pages = kzalloc(sizeof(dma_addr_t)*ppgtt->num_pd_entries,
ppgtt->pt_pages = kzalloc(sizeof(struct page *)*ppgtt->num_pd_entries,
GFP_KERNEL);
if (!ppgtt->pt_pages)
goto err_ppgtt;
for (i = 0; i < ppgtt->num_pd_entries; i++) {
ppgtt->pt_pages[i] = AllocPage();
ppgtt->pt_pages[i] = alloc_page(GFP_KERNEL);
if (!ppgtt->pt_pages[i])
goto err_pt_alloc;
}
@ -128,7 +178,7 @@ int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
i915_ppgtt_clear_range(ppgtt, 0,
ppgtt->num_pd_entries*I915_PPGTT_PT_ENTRIES);
ppgtt->pd_offset = (first_pd_entry_in_global_pt)*sizeof(uint32_t);
ppgtt->pd_offset = (first_pd_entry_in_global_pt)*sizeof(gtt_pte_t);
dev_priv->mm.aliasing_ppgtt = ppgtt;
@ -144,7 +194,7 @@ err_pt_alloc:
// kfree(ppgtt->pt_dma_addr);
for (i = 0; i < ppgtt->num_pd_entries; i++) {
if (ppgtt->pt_pages[i])
FreePage(ppgtt->pt_pages[i]);
FreePage((addr_t)(ppgtt->pt_pages[i]));
}
kfree(ppgtt->pt_pages);
err_ppgtt:
@ -170,72 +220,67 @@ void i915_gem_cleanup_aliasing_ppgtt(struct drm_device *dev)
// kfree(ppgtt->pt_dma_addr);
for (i = 0; i < ppgtt->num_pd_entries; i++)
FreePage(ppgtt->pt_pages[i]);
FreePage((addr_t)(ppgtt->pt_pages[i]));
kfree(ppgtt->pt_pages);
kfree(ppgtt);
}
static void i915_ppgtt_insert_sg_entries(struct i915_hw_ppgtt *ppgtt,
const struct pagelist *pages,
const struct sg_table *pages,
unsigned first_entry,
uint32_t pte_flags)
enum i915_cache_level cache_level)
{
uint32_t *pt_vaddr, pte;
gtt_pte_t *pt_vaddr;
unsigned act_pd = first_entry / I915_PPGTT_PT_ENTRIES;
unsigned first_pte = first_entry % I915_PPGTT_PT_ENTRIES;
unsigned i, j;
unsigned i, j, m, segment_len;
dma_addr_t page_addr;
struct scatterlist *sg;
/* init sg walking */
sg = pages->sgl;
i = 0;
segment_len = sg_dma_len(sg) >> PAGE_SHIFT;
m = 0;
pt_vaddr = AllocKernelSpace(4096);
if( pt_vaddr == NULL)
return;
if( pt_vaddr != NULL)
{
while (i < pages->nents)
{
MapPage(pt_vaddr, ppgtt->pt_pages[act_pd], 3);
while (i < pages->nents) {
MapPage(pt_vaddr,(addr_t)ppgtt->pt_pages[act_pd], 3);
for (j = first_pte; j < I915_PPGTT_PT_ENTRIES; j++, i++) {
page_addr = pages->page[i];
pte = GEN6_PTE_ADDR_ENCODE(page_addr);
pt_vaddr[j] = pte | pte_flags;
}
for (j = first_pte; j < I915_PPGTT_PT_ENTRIES; j++) {
page_addr = sg_dma_address(sg) + (m << PAGE_SHIFT);
pt_vaddr[j] = pte_encode(ppgtt->dev, page_addr,
cache_level);
first_pte = 0;
act_pd++;
/* grab the next page */
if (++m == segment_len) {
if (++i == pages->nents)
break;
sg = sg_next(sg);
segment_len = sg_dma_len(sg) >> PAGE_SHIFT;
m = 0;
}
}
first_pte = 0;
act_pd++;
}
FreeKernelSpace(pt_vaddr);
};
}
void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt,
struct drm_i915_gem_object *obj,
enum i915_cache_level cache_level)
{
uint32_t pte_flags = GEN6_PTE_VALID;
switch (cache_level) {
case I915_CACHE_LLC_MLC:
pte_flags |= GEN6_PTE_CACHE_LLC_MLC;
break;
case I915_CACHE_LLC:
pte_flags |= GEN6_PTE_CACHE_LLC;
break;
case I915_CACHE_NONE:
if (IS_HASWELL(obj->base.dev))
pte_flags |= HSW_PTE_UNCACHED;
else
pte_flags |= GEN6_PTE_UNCACHED;
break;
default:
BUG();
}
i915_ppgtt_insert_sg_entries(ppgtt,
&obj->pages,
obj->pages,
obj->gtt_space->start >> PAGE_SHIFT,
pte_flags);
cache_level);
}
void i915_ppgtt_unbind_object(struct i915_hw_ppgtt *ppgtt,
@ -246,23 +291,65 @@ void i915_ppgtt_unbind_object(struct i915_hw_ppgtt *ppgtt,
obj->base.size >> PAGE_SHIFT);
}
/* XXX kill agp_type! */
static unsigned int cache_level_to_agp_type(struct drm_device *dev,
enum i915_cache_level cache_level)
void i915_gem_init_ppgtt(struct drm_device *dev)
{
switch (cache_level) {
case I915_CACHE_LLC_MLC:
if (INTEL_INFO(dev)->gen >= 6)
return AGP_USER_CACHED_MEMORY_LLC_MLC;
/* Older chipsets do not have this extra level of CPU
* cacheing, so fallthrough and request the PTE simply
* as cached.
*/
case I915_CACHE_LLC:
return AGP_USER_CACHED_MEMORY;
default:
case I915_CACHE_NONE:
return AGP_USER_MEMORY;
drm_i915_private_t *dev_priv = dev->dev_private;
uint32_t pd_offset;
struct intel_ring_buffer *ring;
struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
uint32_t __iomem *pd_addr;
uint32_t pd_entry;
int i;
if (!dev_priv->mm.aliasing_ppgtt)
return;
pd_addr = dev_priv->mm.gtt->gtt + ppgtt->pd_offset/sizeof(uint32_t);
for (i = 0; i < ppgtt->num_pd_entries; i++) {
dma_addr_t pt_addr;
if (dev_priv->mm.gtt->needs_dmar)
pt_addr = ppgtt->pt_dma_addr[i];
else
pt_addr = page_to_phys(ppgtt->pt_pages[i]);
pd_entry = GEN6_PDE_ADDR_ENCODE(pt_addr);
pd_entry |= GEN6_PDE_VALID;
writel(pd_entry, pd_addr + i);
}
readl(pd_addr);
pd_offset = ppgtt->pd_offset;
pd_offset /= 64; /* in cachelines, */
pd_offset <<= 16;
if (INTEL_INFO(dev)->gen == 6) {
uint32_t ecochk, gab_ctl, ecobits;
ecobits = I915_READ(GAC_ECO_BITS);
I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_PPGTT_CACHE64B);
gab_ctl = I915_READ(GAB_CTL);
I915_WRITE(GAB_CTL, gab_ctl | GAB_CTL_CONT_AFTER_PAGEFAULT);
ecochk = I915_READ(GAM_ECOCHK);
I915_WRITE(GAM_ECOCHK, ecochk | ECOCHK_SNB_BIT |
ECOCHK_PPGTT_CACHE64B);
I915_WRITE(GFX_MODE, _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
} else if (INTEL_INFO(dev)->gen >= 7) {
I915_WRITE(GAM_ECOCHK, ECOCHK_PPGTT_CACHE64B);
/* GFX_MODE is per-ring on gen7+ */
}
for_each_ring(ring, dev_priv, i) {
if (INTEL_INFO(dev)->gen >= 7)
I915_WRITE(RING_MODE_GEN7(ring),
_MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
I915_WRITE(RING_PP_DIR_DCLV(ring), PP_DIR_DCLV_2G);
I915_WRITE(RING_PP_DIR_BASE(ring), pd_offset);
}
}
@ -288,6 +375,34 @@ static void undo_idling(struct drm_i915_private *dev_priv, bool interruptible)
dev_priv->mm.interruptible = interruptible;
}
static void i915_ggtt_clear_range(struct drm_device *dev,
unsigned first_entry,
unsigned num_entries)
{
struct drm_i915_private *dev_priv = dev->dev_private;
gtt_pte_t scratch_pte;
gtt_pte_t __iomem *gtt_base = dev_priv->mm.gtt->gtt + first_entry;
const int max_entries = dev_priv->mm.gtt->gtt_total_entries - first_entry;
int i;
if (INTEL_INFO(dev)->gen < 6) {
intel_gtt_clear_range(first_entry, num_entries);
return;
}
if (WARN(num_entries > max_entries,
"First entry = %d; Num entries = %d (max=%d)\n",
first_entry, num_entries, max_entries))
num_entries = max_entries;
scratch_pte = pte_encode(dev, dev_priv->mm.gtt->scratch_page_dma, I915_CACHE_LLC);
for (i = 0; i < num_entries; i++)
iowrite32(scratch_pte, &gtt_base[i]);
readl(gtt_base);
}
#if 0
void i915_gem_restore_gtt_mappings(struct drm_device *dev)
{
@ -295,7 +410,7 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev)
struct drm_i915_gem_object *obj;
/* First fill our portion of the GTT with scratch pages */
intel_gtt_clear_range(dev_priv->mm.gtt_start / PAGE_SIZE,
i915_ggtt_clear_range(dev, dev_priv->mm.gtt_start / PAGE_SIZE,
(dev_priv->mm.gtt_end - dev_priv->mm.gtt_start) / PAGE_SIZE);
list_for_each_entry(obj, &dev_priv->mm.bound_list, gtt_list) {
@ -303,30 +418,105 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev)
i915_gem_gtt_bind_object(obj, obj->cache_level);
}
intel_gtt_chipset_flush();
i915_gem_chipset_flush(dev);
}
#endif
int i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj)
{
struct scatterlist *sg, *s;
unsigned int nents ;
int i;
if (obj->has_dma_mapping)
return 0;
sg = obj->pages->sgl;
nents = obj->pages->nents;
WARN_ON(nents == 0 || sg[0].length == 0);
for_each_sg(sg, s, nents, i) {
BUG_ON(!sg_page(s));
s->dma_address = sg_phys(s);
}
asm volatile("lock; addl $0,0(%%esp)": : :"memory");
return 0;
}
/*
* Binds an object into the global gtt with the specified cache level. The object
* will be accessible to the GPU via commands whose operands reference offsets
* within the global GTT as well as accessible by the GPU through the GMADR
* mapped BAR (dev_priv->mm.gtt->gtt).
*/
static void gen6_ggtt_bind_object(struct drm_i915_gem_object *obj,
enum i915_cache_level level)
{
struct drm_device *dev = obj->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct sg_table *st = obj->pages;
struct scatterlist *sg = st->sgl;
const int first_entry = obj->gtt_space->start >> PAGE_SHIFT;
const int max_entries = dev_priv->mm.gtt->gtt_total_entries - first_entry;
gtt_pte_t __iomem *gtt_entries = dev_priv->mm.gtt->gtt + first_entry;
int unused, i = 0;
unsigned int len, m = 0;
dma_addr_t addr;
for_each_sg(st->sgl, sg, st->nents, unused) {
len = sg_dma_len(sg) >> PAGE_SHIFT;
for (m = 0; m < len; m++) {
addr = sg_dma_address(sg) + (m << PAGE_SHIFT);
iowrite32(pte_encode(dev, addr, level), &gtt_entries[i]);
i++;
}
}
BUG_ON(i > max_entries);
BUG_ON(i != obj->base.size / PAGE_SIZE);
/* XXX: This serves as a posting read to make sure that the PTE has
* actually been updated. There is some concern that even though
* registers and PTEs are within the same BAR that they are potentially
* of NUMA access patterns. Therefore, even with the way we assume
* hardware should work, we must keep this posting read for paranoia.
*/
if (i != 0)
WARN_ON(readl(&gtt_entries[i-1]) != pte_encode(dev, addr, level));
/* This next bit makes the above posting read even more important. We
* want to flush the TLBs only after we're certain all the PTE updates
* have finished.
*/
I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN);
POSTING_READ(GFX_FLSH_CNTL_GEN6);
}
void i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj,
enum i915_cache_level cache_level)
{
struct drm_device *dev = obj->base.dev;
unsigned int agp_type = cache_level_to_agp_type(dev, cache_level);
if (INTEL_INFO(dev)->gen < 6) {
unsigned int flags = (cache_level == I915_CACHE_NONE) ?
AGP_USER_MEMORY : AGP_USER_CACHED_MEMORY;
intel_gtt_insert_sg_entries(obj->pages,
obj->gtt_space->start >> PAGE_SHIFT,
flags);
} else {
gen6_ggtt_bind_object(obj, cache_level);
}
intel_gtt_insert_sg_entries(&obj->pages,
obj->gtt_space->start >> PAGE_SHIFT,
agp_type);
obj->has_global_gtt_mapping = 1;
}
void i915_gem_gtt_unbind_object(struct drm_i915_gem_object *obj)
{
intel_gtt_clear_range(obj->gtt_space->start >> PAGE_SHIFT,
i915_ggtt_clear_range(obj->base.dev,
obj->gtt_space->start >> PAGE_SHIFT,
obj->base.size >> PAGE_SHIFT);
obj->has_global_gtt_mapping = 0;
@ -384,5 +574,276 @@ void i915_gem_init_global_gtt(struct drm_device *dev,
dev_priv->mm.mappable_gtt_total = min(end, mappable_end) - start;
/* ... but ensure that we clear the entire range. */
intel_gtt_clear_range(start / PAGE_SIZE, (end-start) / PAGE_SIZE);
i915_ggtt_clear_range(dev, start / PAGE_SIZE, (end-start) / PAGE_SIZE);
}
static int setup_scratch_page(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct page *page;
dma_addr_t dma_addr;
page = alloc_page(GFP_KERNEL | GFP_DMA32 | __GFP_ZERO);
if (page == NULL)
return -ENOMEM;
#ifdef CONFIG_INTEL_IOMMU
dma_addr = pci_map_page(dev->pdev, page, 0, PAGE_SIZE,
PCI_DMA_BIDIRECTIONAL);
if (pci_dma_mapping_error(dev->pdev, dma_addr))
return -EINVAL;
#else
dma_addr = page_to_phys(page);
#endif
dev_priv->mm.gtt->scratch_page = page;
dev_priv->mm.gtt->scratch_page_dma = dma_addr;
return 0;
}
static inline unsigned int gen6_get_total_gtt_size(u16 snb_gmch_ctl)
{
snb_gmch_ctl >>= SNB_GMCH_GGMS_SHIFT;
snb_gmch_ctl &= SNB_GMCH_GGMS_MASK;
return snb_gmch_ctl << 20;
}
static inline unsigned int gen6_get_stolen_size(u16 snb_gmch_ctl)
{
snb_gmch_ctl >>= SNB_GMCH_GMS_SHIFT;
snb_gmch_ctl &= SNB_GMCH_GMS_MASK;
return snb_gmch_ctl << 25; /* 32 MB units */
}
static inline unsigned int gen7_get_stolen_size(u16 snb_gmch_ctl)
{
static const int stolen_decoder[] = {
0, 0, 0, 0, 0, 32, 48, 64, 128, 256, 96, 160, 224, 352};
snb_gmch_ctl >>= IVB_GMCH_GMS_SHIFT;
snb_gmch_ctl &= IVB_GMCH_GMS_MASK;
return stolen_decoder[snb_gmch_ctl] << 20;
}
int i915_gem_gtt_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
phys_addr_t gtt_bus_addr;
u16 snb_gmch_ctl;
int ret;
/* On modern platforms we need not worry ourself with the legacy
* hostbridge query stuff. Skip it entirely
*/
if (INTEL_INFO(dev)->gen < 6) {
ret = intel_gmch_probe(dev_priv->bridge_dev, dev->pdev, NULL);
if (!ret) {
DRM_ERROR("failed to set up gmch\n");
return -EIO;
}
dev_priv->mm.gtt = intel_gtt_get();
if (!dev_priv->mm.gtt) {
DRM_ERROR("Failed to initialize GTT\n");
return -ENODEV;
}
return 0;
}
dev_priv->mm.gtt = kzalloc(sizeof(*dev_priv->mm.gtt), GFP_KERNEL);
if (!dev_priv->mm.gtt)
return -ENOMEM;
#ifdef CONFIG_INTEL_IOMMU
dev_priv->mm.gtt->needs_dmar = 1;
#endif
/* For GEN6+ the PTEs for the ggtt live at 2MB + BAR0 */
gtt_bus_addr = pci_resource_start(dev->pdev, 0) + (2<<20);
dev_priv->mm.gtt->gma_bus_addr = pci_resource_start(dev->pdev, 2);
/* i9xx_setup */
pci_read_config_word(dev->pdev, SNB_GMCH_CTRL, &snb_gmch_ctl);
dev_priv->mm.gtt->gtt_total_entries =
gen6_get_total_gtt_size(snb_gmch_ctl) / sizeof(gtt_pte_t);
if (INTEL_INFO(dev)->gen < 7)
dev_priv->mm.gtt->stolen_size = gen6_get_stolen_size(snb_gmch_ctl);
else
dev_priv->mm.gtt->stolen_size = gen7_get_stolen_size(snb_gmch_ctl);
dev_priv->mm.gtt->gtt_mappable_entries = pci_resource_len(dev->pdev, 2) >> PAGE_SHIFT;
/* 64/512MB is the current min/max we actually know of, but this is just a
* coarse sanity check.
*/
if ((dev_priv->mm.gtt->gtt_mappable_entries >> 8) < 64 ||
dev_priv->mm.gtt->gtt_mappable_entries > dev_priv->mm.gtt->gtt_total_entries) {
DRM_ERROR("Unknown GMADR entries (%d)\n",
dev_priv->mm.gtt->gtt_mappable_entries);
ret = -ENXIO;
goto err_out;
}
ret = setup_scratch_page(dev);
if (ret) {
DRM_ERROR("Scratch setup failed\n");
goto err_out;
}
dev_priv->mm.gtt->gtt = ioremap(gtt_bus_addr,
dev_priv->mm.gtt->gtt_total_entries * sizeof(gtt_pte_t));
if (!dev_priv->mm.gtt->gtt) {
DRM_ERROR("Failed to map the gtt page table\n");
ret = -ENOMEM;
goto err_out;
}
/* GMADR is the PCI aperture used by SW to access tiled GFX surfaces in a linear fashion. */
DRM_INFO("Memory usable by graphics device = %dM\n", dev_priv->mm.gtt->gtt_total_entries >> 8);
DRM_DEBUG_DRIVER("GMADR size = %dM\n", dev_priv->mm.gtt->gtt_mappable_entries >> 8);
DRM_DEBUG_DRIVER("GTT stolen size = %dM\n", dev_priv->mm.gtt->stolen_size >> 20);
return 0;
err_out:
kfree(dev_priv->mm.gtt);
return ret;
}
struct scatterlist *sg_next(struct scatterlist *sg)
{
if (sg_is_last(sg))
return NULL;
sg++;
if (unlikely(sg_is_chain(sg)))
sg = sg_chain_ptr(sg);
return sg;
}
void __sg_free_table(struct sg_table *table, unsigned int max_ents,
sg_free_fn *free_fn)
{
struct scatterlist *sgl, *next;
if (unlikely(!table->sgl))
return;
sgl = table->sgl;
while (table->orig_nents) {
unsigned int alloc_size = table->orig_nents;
unsigned int sg_size;
/*
* If we have more than max_ents segments left,
* then assign 'next' to the sg table after the current one.
* sg_size is then one less than alloc size, since the last
* element is the chain pointer.
*/
if (alloc_size > max_ents) {
next = sg_chain_ptr(&sgl[max_ents - 1]);
alloc_size = max_ents;
sg_size = alloc_size - 1;
} else {
sg_size = alloc_size;
next = NULL;
}
table->orig_nents -= sg_size;
kfree(sgl);
sgl = next;
}
table->sgl = NULL;
}
void sg_free_table(struct sg_table *table)
{
__sg_free_table(table, SG_MAX_SINGLE_ALLOC, NULL);
}
int sg_alloc_table(struct sg_table *table, unsigned int nents, gfp_t gfp_mask)
{
struct scatterlist *sg, *prv;
unsigned int left;
unsigned int max_ents = SG_MAX_SINGLE_ALLOC;
#ifndef ARCH_HAS_SG_CHAIN
BUG_ON(nents > max_ents);
#endif
memset(table, 0, sizeof(*table));
left = nents;
prv = NULL;
do {
unsigned int sg_size, alloc_size = left;
if (alloc_size > max_ents) {
alloc_size = max_ents;
sg_size = alloc_size - 1;
} else
sg_size = alloc_size;
left -= sg_size;
sg = kmalloc(alloc_size * sizeof(struct scatterlist), gfp_mask);
if (unlikely(!sg)) {
/*
* Adjust entry count to reflect that the last
* entry of the previous table won't be used for
* linkage. Without this, sg_kfree() may get
* confused.
*/
if (prv)
table->nents = ++table->orig_nents;
goto err;
}
sg_init_table(sg, alloc_size);
table->nents = table->orig_nents += sg_size;
/*
* If this is the first mapping, assign the sg table header.
* If this is not the first mapping, chain previous part.
*/
if (prv)
sg_chain(prv, max_ents, sg);
else
table->sgl = sg;
/*
* If no more entries after this one, mark the end
*/
if (!left)
sg_mark_end(&sg[sg_size - 1]);
prv = sg;
} while (left);
return 0;
err:
__sg_free_table(table, SG_MAX_SINGLE_ALLOC, NULL);
return -ENOMEM;
}
void sg_init_table(struct scatterlist *sgl, unsigned int nents)
{
memset(sgl, 0, sizeof(*sgl) * nents);
#ifdef CONFIG_DEBUG_SG
{
unsigned int i;
for (i = 0; i < nents; i++)
sgl[i].sg_magic = SG_MAGIC;
}
#endif
sg_mark_end(&sgl[nents - 1]);
}

174
drivers/video/drm/i915/i915_irq.c
View File

@ -28,7 +28,6 @@
#define pr_fmt(fmt) ": " fmt
#include <linux/irqreturn.h>
#include <linux/slab.h>
#include <drm/drmP.h>
#include <drm/i915_drm.h>
@ -40,15 +39,6 @@
#define pr_err(fmt, ...) \
printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
#define DRM_IRQ_ARGS void *arg
static struct drm_driver {
irqreturn_t(*irq_handler) (DRM_IRQ_ARGS);
void (*irq_preinstall) (struct drm_device *dev);
int (*irq_postinstall) (struct drm_device *dev);
}drm_driver;
static struct drm_driver *driver = &drm_driver;
#define DRM_WAKEUP( queue ) wake_up( queue )
#define DRM_INIT_WAITQUEUE( queue ) init_waitqueue_head( queue )
@ -170,7 +160,10 @@ static int
i915_pipe_enabled(struct drm_device *dev, int pipe)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
return I915_READ(PIPECONF(pipe)) & PIPECONF_ENABLE;
enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
pipe);
return I915_READ(PIPECONF(cpu_transcoder)) & PIPECONF_ENABLE;
}
/* Called from drm generic code, passed a 'crtc', which
@ -260,7 +253,7 @@ static void gen6_pm_rps_work(struct work_struct *work)
if ((pm_iir & GEN6_PM_DEFERRED_EVENTS) == 0)
return;
mutex_lock(&dev_priv->dev->struct_mutex);
mutex_lock(&dev_priv->rps.hw_lock);
if (pm_iir & GEN6_PM_RP_UP_THRESHOLD)
new_delay = dev_priv->rps.cur_delay + 1;
@ -275,7 +268,7 @@ static void gen6_pm_rps_work(struct work_struct *work)
gen6_set_rps(dev_priv->dev, new_delay);
}
mutex_unlock(&dev_priv->dev->struct_mutex);
mutex_unlock(&dev_priv->rps.hw_lock);
}
@ -291,7 +284,7 @@ static void gen6_pm_rps_work(struct work_struct *work)
static void ivybridge_parity_work(struct work_struct *work)
{
drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t,
parity_error_work);
l3_parity.error_work);
u32 error_status, row, bank, subbank;
char *parity_event[5];
uint32_t misccpctl;
@ -355,7 +348,7 @@ static void ivybridge_handle_parity_error(struct drm_device *dev)
I915_WRITE(GTIMR, dev_priv->gt_irq_mask);
spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
queue_work(dev_priv->wq, &dev_priv->parity_error_work);
queue_work(dev_priv->wq, &dev_priv->l3_parity.error_work);
}
#endif
@ -364,6 +357,7 @@ static void snb_gt_irq_handler(struct drm_device *dev,
struct drm_i915_private *dev_priv,
u32 gt_iir)
{
printf("%s\n", __FUNCTION__);
if (gt_iir & (GEN6_RENDER_USER_INTERRUPT |
GEN6_RENDER_PIPE_CONTROL_NOTIFY_INTERRUPT))
@ -405,10 +399,10 @@ static void gen6_queue_rps_work(struct drm_i915_private *dev_priv,
POSTING_READ(GEN6_PMIMR);
spin_unlock_irqrestore(&dev_priv->rps.lock, flags);
queue_work(dev_priv->wq, &dev_priv->rps.work);
// queue_work(dev_priv->wq, &dev_priv->rps.work);
}
static irqreturn_t valleyview_irq_handler(DRM_IRQ_ARGS)
static irqreturn_t valleyview_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@ -419,6 +413,8 @@ static irqreturn_t valleyview_irq_handler(DRM_IRQ_ARGS)
u32 pipe_stats[I915_MAX_PIPES];
bool blc_event;
printf("%s\n", __FUNCTION__);
atomic_inc(&dev_priv->irq_received);
while (true) {
@ -479,8 +475,8 @@ static irqreturn_t valleyview_irq_handler(DRM_IRQ_ARGS)
if (pipe_stats[pipe] & PIPE_LEGACY_BLC_EVENT_STATUS)
blc_event = true;
// if (pm_iir & GEN6_PM_DEFERRED_EVENTS)
// gen6_queue_rps_work(dev_priv, pm_iir);
if (pm_iir & GEN6_PM_DEFERRED_EVENTS)
gen6_queue_rps_work(dev_priv, pm_iir);
I915_WRITE(GTIIR, gt_iir);
I915_WRITE(GEN6_PMIIR, pm_iir);
@ -496,6 +492,8 @@ static void ibx_irq_handler(struct drm_device *dev, u32 pch_iir)
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
int pipe;
printf("%s\n", __FUNCTION__);
if (pch_iir & SDE_AUDIO_POWER_MASK)
DRM_DEBUG_DRIVER("PCH audio power change on port %d\n",
(pch_iir & SDE_AUDIO_POWER_MASK) >>
@ -560,7 +558,7 @@ static void cpt_irq_handler(struct drm_device *dev, u32 pch_iir)
I915_READ(FDI_RX_IIR(pipe)));
}
static irqreturn_t ivybridge_irq_handler(DRM_IRQ_ARGS)
static irqreturn_t ivybridge_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@ -568,6 +566,8 @@ static irqreturn_t ivybridge_irq_handler(DRM_IRQ_ARGS)
irqreturn_t ret = IRQ_NONE;
int i;
printf("%s\n", __FUNCTION__);
atomic_inc(&dev_priv->irq_received);
/* disable master interrupt before clearing iir */
@ -636,13 +636,14 @@ static void ilk_gt_irq_handler(struct drm_device *dev,
notify_ring(dev, &dev_priv->ring[VCS]);
}
static irqreturn_t ironlake_irq_handler(DRM_IRQ_ARGS)
static irqreturn_t ironlake_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
int ret = IRQ_NONE;
u32 de_iir, gt_iir, de_ier, pch_iir, pm_iir;
u32 hotplug_mask;
printf("%s\n", __FUNCTION__);
atomic_inc(&dev_priv->irq_received);
@ -660,11 +661,6 @@ static irqreturn_t ironlake_irq_handler(DRM_IRQ_ARGS)
(!IS_GEN6(dev) || pm_iir == 0))
goto done;
if (HAS_PCH_CPT(dev))
hotplug_mask = SDE_HOTPLUG_MASK_CPT;
else
hotplug_mask = SDE_HOTPLUG_MASK;
ret = IRQ_HANDLED;
if (IS_GEN5(dev))
@ -986,6 +982,8 @@ static void i915_record_ring_state(struct drm_device *dev,
= I915_READ(RING_SYNC_0(ring->mmio_base));
error->semaphore_mboxes[ring->id][1]
= I915_READ(RING_SYNC_1(ring->mmio_base));
error->semaphore_seqno[ring->id][0] = ring->sync_seqno[0];
error->semaphore_seqno[ring->id][1] = ring->sync_seqno[1];
}
if (INTEL_INFO(dev)->gen >= 4) {
@ -1009,6 +1007,7 @@ static void i915_record_ring_state(struct drm_device *dev,
error->acthd[ring->id] = intel_ring_get_active_head(ring);
error->head[ring->id] = I915_READ_HEAD(ring);
error->tail[ring->id] = I915_READ_TAIL(ring);
error->ctl[ring->id] = I915_READ_CTL(ring);
error->cpu_ring_head[ring->id] = ring->head;
error->cpu_ring_tail[ring->id] = ring->tail;
@ -1103,6 +1102,16 @@ static void i915_capture_error_state(struct drm_device *dev)
else
error->ier = I915_READ(IER);
if (INTEL_INFO(dev)->gen >= 6)
error->derrmr = I915_READ(DERRMR);
if (IS_VALLEYVIEW(dev))
error->forcewake = I915_READ(FORCEWAKE_VLV);
else if (INTEL_INFO(dev)->gen >= 7)
error->forcewake = I915_READ(FORCEWAKE_MT);
else if (INTEL_INFO(dev)->gen == 6)
error->forcewake = I915_READ(FORCEWAKE);
for_each_pipe(pipe)
error->pipestat[pipe] = I915_READ(PIPESTAT(pipe));
@ -1333,7 +1342,9 @@ static void i915_pageflip_stall_check(struct drm_device *dev, int pipe)
spin_lock_irqsave(&dev->event_lock, flags);
work = intel_crtc->unpin_work;
if (work == NULL || work->pending || !work->enable_stall_check) {
if (work == NULL ||
atomic_read(&work->pending) >= INTEL_FLIP_COMPLETE ||
!work->enable_stall_check) {
/* Either the pending flip IRQ arrived, or we're too early. Don't check */
spin_unlock_irqrestore(&dev->event_lock, flags);
return;
@ -1648,7 +1659,7 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
/* Clear & enable PCU event interrupts */
I915_WRITE(DEIIR, DE_PCU_EVENT);
I915_WRITE(DEIER, I915_READ(DEIER) | DE_PCU_EVENT);
ironlake_enable_display_irq(dev_priv, DE_PCU_EVENT);
// ironlake_enable_display_irq(dev_priv, DE_PCU_EVENT);
}
return 0;
@ -1710,6 +1721,7 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
u32 enable_mask;
u32 hotplug_en = I915_READ(PORT_HOTPLUG_EN);
u32 pipestat_enable = PLANE_FLIP_DONE_INT_EN_VLV;
u32 render_irqs;
u16 msid;
enable_mask = I915_DISPLAY_PORT_INTERRUPT;
@ -1730,11 +1742,11 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
dev_priv->pipestat[1] = 0;
/* Hack for broken MSIs on VLV */
pci_write_config_dword(dev_priv->dev->pdev, 0x94, 0xfee00000);
pci_read_config_word(dev->pdev, 0x98, &msid);
msid &= 0xff; /* mask out delivery bits */
msid |= (1<<14);
pci_write_config_word(dev_priv->dev->pdev, 0x98, msid);
// pci_write_config_dword(dev_priv->dev->pdev, 0x94, 0xfee00000);
// pci_read_config_word(dev->pdev, 0x98, &msid);
// msid &= 0xff; /* mask out delivery bits */
// msid |= (1<<14);
// pci_write_config_word(dev_priv->dev->pdev, 0x98, msid);
I915_WRITE(VLV_IMR, dev_priv->irq_mask);
I915_WRITE(VLV_IER, enable_mask);
@ -1749,21 +1761,12 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
I915_WRITE(VLV_IIR, 0xffffffff);
I915_WRITE(VLV_IIR, 0xffffffff);
dev_priv->gt_irq_mask = ~0;
I915_WRITE(GTIIR, I915_READ(GTIIR));
I915_WRITE(GTIIR, I915_READ(GTIIR));
I915_WRITE(GTIMR, dev_priv->gt_irq_mask);
I915_WRITE(GTIER, GT_GEN6_BLT_FLUSHDW_NOTIFY_INTERRUPT |
GT_GEN6_BLT_CS_ERROR_INTERRUPT |
GT_GEN6_BLT_USER_INTERRUPT |
GT_GEN6_BSD_USER_INTERRUPT |
GT_GEN6_BSD_CS_ERROR_INTERRUPT |
GT_GEN7_L3_PARITY_ERROR_INTERRUPT |
GT_PIPE_NOTIFY |
GT_RENDER_CS_ERROR_INTERRUPT |
GT_SYNC_STATUS |
GT_USER_INTERRUPT);
render_irqs = GT_USER_INTERRUPT | GEN6_BSD_USER_INTERRUPT |
GEN6_BLITTER_USER_INTERRUPT;
I915_WRITE(GTIER, render_irqs);
POSTING_READ(GTIER);
/* ack & enable invalid PTE error interrupts */
@ -1781,9 +1784,9 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
hotplug_en |= HDMIC_HOTPLUG_INT_EN;
if (dev_priv->hotplug_supported_mask & HDMID_HOTPLUG_INT_STATUS)
hotplug_en |= HDMID_HOTPLUG_INT_EN;
if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS)
if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS_I915)
hotplug_en |= SDVOC_HOTPLUG_INT_EN;
if (dev_priv->hotplug_supported_mask & SDVOB_HOTPLUG_INT_STATUS)
if (dev_priv->hotplug_supported_mask & SDVOB_HOTPLUG_INT_STATUS_I915)
hotplug_en |= SDVOB_HOTPLUG_INT_EN;
if (dev_priv->hotplug_supported_mask & CRT_HOTPLUG_INT_STATUS) {
hotplug_en |= CRT_HOTPLUG_INT_EN;
@ -1796,7 +1799,6 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
return 0;
}
static void valleyview_irq_uninstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@ -1886,8 +1888,7 @@ static int i8xx_irq_postinstall(struct drm_device *dev)
return 0;
}
static irqreturn_t i8xx_irq_handler(DRM_IRQ_ARGS)
static irqreturn_t i8xx_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@ -2068,7 +2069,7 @@ static int i915_irq_postinstall(struct drm_device *dev)
return 0;
}
static irqreturn_t i915_irq_handler(DRM_IRQ_ARGS)
static irqreturn_t i915_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@ -2307,7 +2308,7 @@ static int i965_irq_postinstall(struct drm_device *dev)
return 0;
}
static irqreturn_t i965_irq_handler(DRM_IRQ_ARGS)
static irqreturn_t i965_irq_handler(int irq, void *arg)
{
struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@ -2451,37 +2452,48 @@ void intel_irq_init(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
if (IS_VALLEYVIEW(dev)) {
driver->irq_handler = valleyview_irq_handler;
driver->irq_preinstall = valleyview_irq_preinstall;
driver->irq_postinstall = valleyview_irq_postinstall;
dev->driver->irq_handler = valleyview_irq_handler;
dev->driver->irq_preinstall = valleyview_irq_preinstall;
dev->driver->irq_postinstall = valleyview_irq_postinstall;
} else if (IS_IVYBRIDGE(dev)) {
/* Share pre & uninstall handlers with ILK/SNB */
driver->irq_handler = ivybridge_irq_handler;
driver->irq_preinstall = ironlake_irq_preinstall;
driver->irq_postinstall = ivybridge_irq_postinstall;
dev->driver->irq_handler = ivybridge_irq_handler;
dev->driver->irq_preinstall = ironlake_irq_preinstall;
dev->driver->irq_postinstall = ivybridge_irq_postinstall;
} else if (IS_HASWELL(dev)) {
/* Share interrupts handling with IVB */
driver->irq_handler = ivybridge_irq_handler;
driver->irq_preinstall = ironlake_irq_preinstall;
driver->irq_postinstall = ivybridge_irq_postinstall;
dev->driver->irq_handler = ivybridge_irq_handler;
dev->driver->irq_preinstall = ironlake_irq_preinstall;
dev->driver->irq_postinstall = ivybridge_irq_postinstall;
} else if (HAS_PCH_SPLIT(dev)) {
driver->irq_handler = ironlake_irq_handler;
driver->irq_preinstall = ironlake_irq_preinstall;
driver->irq_postinstall = ironlake_irq_postinstall;
dev->driver->irq_handler = ironlake_irq_handler;
dev->driver->irq_preinstall = ironlake_irq_preinstall;
dev->driver->irq_postinstall = ironlake_irq_postinstall;
} else {
if (INTEL_INFO(dev)->gen == 2) {
} else if (INTEL_INFO(dev)->gen == 3) {
driver->irq_handler = i915_irq_handler;
driver->irq_preinstall = i915_irq_preinstall;
driver->irq_postinstall = i915_irq_postinstall;
dev->driver->irq_preinstall = i915_irq_preinstall;
dev->driver->irq_postinstall = i915_irq_postinstall;
dev->driver->irq_handler = i915_irq_handler;
} else {
driver->irq_handler = i965_irq_handler;
driver->irq_preinstall = i965_irq_preinstall;
driver->irq_postinstall = i965_irq_postinstall;
dev->driver->irq_preinstall = i965_irq_preinstall;
dev->driver->irq_postinstall = i965_irq_postinstall;
dev->driver->irq_handler = i965_irq_handler;
}
}
printf("device %p driver %p handler %p\n", dev, dev->driver, dev->driver->irq_handler) ;
}
irqreturn_t intel_irq_handler(struct drm_device *dev)
{
printf("i915 irq\n");
// printf("device %p driver %p handler %p\n", dev, dev->driver, dev->driver->irq_handler) ;
return dev->driver->irq_handler(0, dev);
}
int drm_irq_install(struct drm_device *dev)
{
@ -2495,13 +2507,13 @@ int drm_irq_install(struct drm_device *dev)
/* Driver must have been initialized */
if (!dev->dev_private) {
mutex_unlock(&dev->struct_mutex);
return -EINVAL;
mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
if (dev->irq_enabled) {
mutex_unlock(&dev->struct_mutex);
return -EBUSY;
mutex_unlock(&dev->struct_mutex);
return -EBUSY;
}
dev->irq_enabled = 1;
mutex_unlock(&dev->struct_mutex);
@ -2511,14 +2523,14 @@ int drm_irq_install(struct drm_device *dev)
DRM_DEBUG("irq=%d\n", drm_dev_to_irq(dev));
/* Before installing handler */
if (driver->irq_preinstall)
driver->irq_preinstall(dev);
if (dev->driver->irq_preinstall)
dev->driver->irq_preinstall(dev);
ret = AttachIntHandler(irq_line, driver->irq_handler, (u32)dev);
ret = AttachIntHandler(irq_line, intel_irq_handler, (u32)dev);
/* After installing handler */
if (driver->irq_postinstall)
ret = driver->irq_postinstall(dev);
if (dev->driver->irq_postinstall)
ret = dev->driver->irq_postinstall(dev);
if (ret < 0) {
DRM_ERROR(__FUNCTION__);

293
drivers/video/drm/i915/i915_reg.h
View File

@ -26,6 +26,7 @@
#define _I915_REG_H_
#define _PIPE(pipe, a, b) ((a) + (pipe)*((b)-(a)))
#define _TRANSCODER(tran, a, b) ((a) + (tran)*((b)-(a)))
#define _PORT(port, a, b) ((a) + (port)*((b)-(a)))
@ -40,6 +41,14 @@
*/
#define INTEL_GMCH_CTRL 0x52
#define INTEL_GMCH_VGA_DISABLE (1 << 1)
#define SNB_GMCH_CTRL 0x50
#define SNB_GMCH_GGMS_SHIFT 8 /* GTT Graphics Memory Size */
#define SNB_GMCH_GGMS_MASK 0x3
#define SNB_GMCH_GMS_SHIFT 3 /* Graphics Mode Select */
#define SNB_GMCH_GMS_MASK 0x1f
#define IVB_GMCH_GMS_SHIFT 4
#define IVB_GMCH_GMS_MASK 0xf
/* PCI config space */
@ -105,23 +114,6 @@
#define GEN6_GRDOM_MEDIA (1 << 2)
#define GEN6_GRDOM_BLT (1 << 3)
/* PPGTT stuff */
#define GEN6_GTT_ADDR_ENCODE(addr) ((addr) | (((addr) >> 28) & 0xff0))
#define GEN6_PDE_VALID (1 << 0)
#define GEN6_PDE_LARGE_PAGE (2 << 0) /* use 32kb pages */
/* gen6+ has bit 11-4 for physical addr bit 39-32 */
#define GEN6_PDE_ADDR_ENCODE(addr) GEN6_GTT_ADDR_ENCODE(addr)
#define GEN6_PTE_VALID (1 << 0)
#define GEN6_PTE_UNCACHED (1 << 1)
#define HSW_PTE_UNCACHED (0)
#define GEN6_PTE_CACHE_LLC (2 << 1)
#define GEN6_PTE_CACHE_LLC_MLC (3 << 1)
#define GEN6_PTE_CACHE_BITS (3 << 1)
#define GEN6_PTE_GFDT (1 << 3)
#define GEN6_PTE_ADDR_ENCODE(addr) GEN6_GTT_ADDR_ENCODE(addr)
#define RING_PP_DIR_BASE(ring) ((ring)->mmio_base+0x228)
#define RING_PP_DIR_BASE_READ(ring) ((ring)->mmio_base+0x518)
#define RING_PP_DIR_DCLV(ring) ((ring)->mmio_base+0x220)
@ -241,11 +233,18 @@
*/
#define MI_LOAD_REGISTER_IMM(x) MI_INSTR(0x22, 2*x-1)
#define MI_FLUSH_DW MI_INSTR(0x26, 1) /* for GEN6 */
#define MI_FLUSH_DW_STORE_INDEX (1<<21)
#define MI_INVALIDATE_TLB (1<<18)
#define MI_FLUSH_DW_OP_STOREDW (1<<14)
#define MI_INVALIDATE_BSD (1<<7)
#define MI_FLUSH_DW_USE_GTT (1<<2)
#define MI_FLUSH_DW_USE_PPGTT (0<<2)
#define MI_BATCH_BUFFER MI_INSTR(0x30, 1)
#define MI_BATCH_NON_SECURE (1)
/* for snb/ivb/vlv this also means "batch in ppgtt" when ppgtt is enabled. */
#define MI_BATCH_NON_SECURE_I965 (1<<8)
#define MI_BATCH_PPGTT_HSW (1<<8)
#define MI_BATCH_NON_SECURE_HSW (1<<13)
#define MI_BATCH_BUFFER_START MI_INSTR(0x31, 0)
#define MI_BATCH_GTT (2<<6) /* aliased with (1<<7) on gen4 */
#define MI_SEMAPHORE_MBOX MI_INSTR(0x16, 1) /* gen6+ */
@ -369,6 +368,7 @@
#define DPIO_PLL_MODESEL_SHIFT 24 /* 3 bits */
#define DPIO_BIAS_CURRENT_CTL_SHIFT 21 /* 3 bits, always 0x7 */
#define DPIO_PLL_REFCLK_SEL_SHIFT 16 /* 2 bits */
#define DPIO_PLL_REFCLK_SEL_MASK 3
#define DPIO_DRIVER_CTL_SHIFT 12 /* always set to 0x8 */
#define DPIO_CLK_BIAS_CTL_SHIFT 8 /* always set to 0x5 */
#define _DPIO_REFSFR_B 0x8034
@ -384,6 +384,9 @@
#define DPIO_FASTCLK_DISABLE 0x8100
#define DPIO_DATA_CHANNEL1 0x8220
#define DPIO_DATA_CHANNEL2 0x8420
/*
* Fence registers
*/
@ -509,11 +512,14 @@
#define GEN7_ERR_INT 0x44040
#define ERR_INT_MMIO_UNCLAIMED (1<<13)
#define DERRMR 0x44050
/* GM45+ chicken bits -- debug workaround bits that may be required
* for various sorts of correct behavior. The top 16 bits of each are
* the enables for writing to the corresponding low bit.
*/
#define _3D_CHICKEN 0x02084
#define _3D_CHICKEN_HIZ_PLANE_DISABLE_MSAA_4X_SNB (1 << 10)
#define _3D_CHICKEN2 0x0208c
/* Disables pipelining of read flushes past the SF-WIZ interface.
* Required on all Ironlake steppings according to the B-Spec, but the
@ -521,14 +527,17 @@
*/
# define _3D_CHICKEN2_WM_READ_PIPELINED (1 << 14)
#define _3D_CHICKEN3 0x02090
#define _3D_CHICKEN_SF_DISABLE_OBJEND_CULL (1 << 10)
#define _3D_CHICKEN3_SF_DISABLE_FASTCLIP_CULL (1 << 5)
#define MI_MODE 0x0209c
# define VS_TIMER_DISPATCH (1 << 6)
# define MI_FLUSH_ENABLE (1 << 12)
# define ASYNC_FLIP_PERF_DISABLE (1 << 14)
#define GEN6_GT_MODE 0x20d0
#define GEN6_GT_MODE_HI (1 << 9)
#define GEN6_TD_FOUR_ROW_DISPATCH_DISABLE (1 << 5)
#define GFX_MODE 0x02520
#define GFX_MODE_GEN7 0x0229c
@ -547,6 +556,8 @@
#define IIR 0x020a4
#define IMR 0x020a8
#define ISR 0x020ac
#define VLV_GUNIT_CLOCK_GATE 0x182060
#define GCFG_DIS (1<<8)
#define VLV_IIR_RW 0x182084
#define VLV_IER 0x1820a0
#define VLV_IIR 0x1820a4
@ -661,6 +672,7 @@
#define MI_ARB_DISPLAY_PRIORITY_B_A (1 << 0) /* display B > display A */
#define CACHE_MODE_0 0x02120 /* 915+ only */
#define CM0_PIPELINED_RENDER_FLUSH_DISABLE (1<<8)
#define CM0_IZ_OPT_DISABLE (1<<6)
#define CM0_ZR_OPT_DISABLE (1<<5)
#define CM0_STC_EVICT_DISABLE_LRA_SNB (1<<5)
@ -670,6 +682,8 @@
#define CM0_RC_OP_FLUSH_DISABLE (1<<0)
#define BB_ADDR 0x02140 /* 8 bytes */
#define GFX_FLSH_CNTL 0x02170 /* 915+ only */
#define GFX_FLSH_CNTL_GEN6 0x101008
#define GFX_FLSH_CNTL_EN (1<<0)
#define ECOSKPD 0x021d0
#define ECO_GATING_CX_ONLY (1<<3)
#define ECO_FLIP_DONE (1<<0)
@ -1559,14 +1573,14 @@
#define _VSYNCSHIFT_B 0x61028
#define HTOTAL(pipe) _PIPE(pipe, _HTOTAL_A, _HTOTAL_B)
#define HBLANK(pipe) _PIPE(pipe, _HBLANK_A, _HBLANK_B)
#define HSYNC(pipe) _PIPE(pipe, _HSYNC_A, _HSYNC_B)
#define VTOTAL(pipe) _PIPE(pipe, _VTOTAL_A, _VTOTAL_B)
#define VBLANK(pipe) _PIPE(pipe, _VBLANK_A, _VBLANK_B)
#define VSYNC(pipe) _PIPE(pipe, _VSYNC_A, _VSYNC_B)
#define HTOTAL(trans) _TRANSCODER(trans, _HTOTAL_A, _HTOTAL_B)
#define HBLANK(trans) _TRANSCODER(trans, _HBLANK_A, _HBLANK_B)
#define HSYNC(trans) _TRANSCODER(trans, _HSYNC_A, _HSYNC_B)
#define VTOTAL(trans) _TRANSCODER(trans, _VTOTAL_A, _VTOTAL_B)
#define VBLANK(trans) _TRANSCODER(trans, _VBLANK_A, _VBLANK_B)
#define VSYNC(trans) _TRANSCODER(trans, _VSYNC_A, _VSYNC_B)
#define BCLRPAT(pipe) _PIPE(pipe, _BCLRPAT_A, _BCLRPAT_B)
#define VSYNCSHIFT(pipe) _PIPE(pipe, _VSYNCSHIFT_A, _VSYNCSHIFT_B)
#define VSYNCSHIFT(trans) _TRANSCODER(trans, _VSYNCSHIFT_A, _VSYNCSHIFT_B)
/* VGA port control */
#define ADPA 0x61100
@ -2641,6 +2655,7 @@
#define PIPECONF_GAMMA (1<<24)
#define PIPECONF_FORCE_BORDER (1<<25)
#define PIPECONF_INTERLACE_MASK (7 << 21)
#define PIPECONF_INTERLACE_MASK_HSW (3 << 21)
/* Note that pre-gen3 does not support interlaced display directly. Panel
* fitting must be disabled on pre-ilk for interlaced. */
#define PIPECONF_PROGRESSIVE (0 << 21)
@ -2711,7 +2726,7 @@
#define PIPE_12BPC (3 << 5)
#define PIPESRC(pipe) _PIPE(pipe, _PIPEASRC, _PIPEBSRC)
#define PIPECONF(pipe) _PIPE(pipe, _PIPEACONF, _PIPEBCONF)
#define PIPECONF(tran) _TRANSCODER(tran, _PIPEACONF, _PIPEBCONF)
#define PIPEDSL(pipe) _PIPE(pipe, _PIPEADSL, _PIPEBDSL)
#define PIPEFRAME(pipe) _PIPE(pipe, _PIPEAFRAMEHIGH, _PIPEBFRAMEHIGH)
#define PIPEFRAMEPIXEL(pipe) _PIPE(pipe, _PIPEAFRAMEPIXEL, _PIPEBFRAMEPIXEL)
@ -2998,12 +3013,19 @@
#define DISPPLANE_GAMMA_ENABLE (1<<30)
#define DISPPLANE_GAMMA_DISABLE 0
#define DISPPLANE_PIXFORMAT_MASK (0xf<<26)
#define DISPPLANE_YUV422 (0x0<<26)
#define DISPPLANE_8BPP (0x2<<26)
#define DISPPLANE_15_16BPP (0x4<<26)
#define DISPPLANE_16BPP (0x5<<26)
#define DISPPLANE_32BPP_NO_ALPHA (0x6<<26)
#define DISPPLANE_32BPP (0x7<<26)
#define DISPPLANE_32BPP_30BIT_NO_ALPHA (0xa<<26)
#define DISPPLANE_BGRA555 (0x3<<26)
#define DISPPLANE_BGRX555 (0x4<<26)
#define DISPPLANE_BGRX565 (0x5<<26)
#define DISPPLANE_BGRX888 (0x6<<26)
#define DISPPLANE_BGRA888 (0x7<<26)
#define DISPPLANE_RGBX101010 (0x8<<26)
#define DISPPLANE_RGBA101010 (0x9<<26)
#define DISPPLANE_BGRX101010 (0xa<<26)
#define DISPPLANE_RGBX161616 (0xc<<26)
#define DISPPLANE_RGBX888 (0xe<<26)
#define DISPPLANE_RGBA888 (0xf<<26)
#define DISPPLANE_STEREO_ENABLE (1<<25)
#define DISPPLANE_STEREO_DISABLE 0
#define DISPPLANE_SEL_PIPE_SHIFT 24
@ -3024,6 +3046,8 @@
#define _DSPASIZE 0x70190
#define _DSPASURF 0x7019C /* 965+ only */
#define _DSPATILEOFF 0x701A4 /* 965+ only */
#define _DSPAOFFSET 0x701A4 /* HSW */
#define _DSPASURFLIVE 0x701AC
#define DSPCNTR(plane) _PIPE(plane, _DSPACNTR, _DSPBCNTR)
#define DSPADDR(plane) _PIPE(plane, _DSPAADDR, _DSPBADDR)
@ -3033,6 +3057,8 @@
#define DSPSURF(plane) _PIPE(plane, _DSPASURF, _DSPBSURF)
#define DSPTILEOFF(plane) _PIPE(plane, _DSPATILEOFF, _DSPBTILEOFF)
#define DSPLINOFF(plane) DSPADDR(plane)
#define DSPOFFSET(plane) _PIPE(plane, _DSPAOFFSET, _DSPBOFFSET)
#define DSPSURFLIVE(plane) _PIPE(plane, _DSPASURFLIVE, _DSPBSURFLIVE)
/* Display/Sprite base address macros */
#define DISP_BASEADDR_MASK (0xfffff000)
@ -3078,6 +3104,8 @@
#define _DSPBSIZE 0x71190
#define _DSPBSURF 0x7119C
#define _DSPBTILEOFF 0x711A4
#define _DSPBOFFSET 0x711A4
#define _DSPBSURFLIVE 0x711AC
/* Sprite A control */
#define _DVSACNTR 0x72180
@ -3143,6 +3171,7 @@
#define DVSTILEOFF(pipe) _PIPE(pipe, _DVSATILEOFF, _DVSBTILEOFF)
#define DVSKEYVAL(pipe) _PIPE(pipe, _DVSAKEYVAL, _DVSBKEYVAL)
#define DVSKEYMSK(pipe) _PIPE(pipe, _DVSAKEYMSK, _DVSBKEYMSK)
#define DVSSURFLIVE(pipe) _PIPE(pipe, _DVSASURFLIVE, _DVSBSURFLIVE)
#define _SPRA_CTL 0x70280
#define SPRITE_ENABLE (1<<31)
@ -3177,6 +3206,8 @@
#define _SPRA_SURF 0x7029c
#define _SPRA_KEYMAX 0x702a0
#define _SPRA_TILEOFF 0x702a4
#define _SPRA_OFFSET 0x702a4
#define _SPRA_SURFLIVE 0x702ac
#define _SPRA_SCALE 0x70304
#define SPRITE_SCALE_ENABLE (1<<31)
#define SPRITE_FILTER_MASK (3<<29)
@ -3197,6 +3228,8 @@
#define _SPRB_SURF 0x7129c
#define _SPRB_KEYMAX 0x712a0
#define _SPRB_TILEOFF 0x712a4
#define _SPRB_OFFSET 0x712a4
#define _SPRB_SURFLIVE 0x712ac
#define _SPRB_SCALE 0x71304
#define _SPRB_GAMC 0x71400
@ -3210,8 +3243,10 @@
#define SPRSURF(pipe) _PIPE(pipe, _SPRA_SURF, _SPRB_SURF)
#define SPRKEYMAX(pipe) _PIPE(pipe, _SPRA_KEYMAX, _SPRB_KEYMAX)
#define SPRTILEOFF(pipe) _PIPE(pipe, _SPRA_TILEOFF, _SPRB_TILEOFF)
#define SPROFFSET(pipe) _PIPE(pipe, _SPRA_OFFSET, _SPRB_OFFSET)
#define SPRSCALE(pipe) _PIPE(pipe, _SPRA_SCALE, _SPRB_SCALE)
#define SPRGAMC(pipe) _PIPE(pipe, _SPRA_GAMC, _SPRB_GAMC)
#define SPRSURFLIVE(pipe) _PIPE(pipe, _SPRA_SURFLIVE, _SPRB_SURFLIVE)
/* VBIOS regs */
#define VGACNTRL 0x71400
@ -3246,12 +3281,6 @@
#define DISPLAY_PORT_PLL_BIOS_1 0x46010
#define DISPLAY_PORT_PLL_BIOS_2 0x46014
#define PCH_DSPCLK_GATE_D 0x42020
# define DPFCUNIT_CLOCK_GATE_DISABLE (1 << 9)
# define DPFCRUNIT_CLOCK_GATE_DISABLE (1 << 8)
# define DPFDUNIT_CLOCK_GATE_DISABLE (1 << 7)
# define DPARBUNIT_CLOCK_GATE_DISABLE (1 << 5)
#define PCH_3DCGDIS0 0x46020
# define MARIUNIT_CLOCK_GATE_DISABLE (1 << 18)
# define SVSMUNIT_CLOCK_GATE_DISABLE (1 << 1)
@ -3301,20 +3330,22 @@
#define _PIPEB_LINK_M2 0x61048
#define _PIPEB_LINK_N2 0x6104c
#define PIPE_DATA_M1(pipe) _PIPE(pipe, _PIPEA_DATA_M1, _PIPEB_DATA_M1)
#define PIPE_DATA_N1(pipe) _PIPE(pipe, _PIPEA_DATA_N1, _PIPEB_DATA_N1)
#define PIPE_DATA_M2(pipe) _PIPE(pipe, _PIPEA_DATA_M2, _PIPEB_DATA_M2)
#define PIPE_DATA_N2(pipe) _PIPE(pipe, _PIPEA_DATA_N2, _PIPEB_DATA_N2)
#define PIPE_LINK_M1(pipe) _PIPE(pipe, _PIPEA_LINK_M1, _PIPEB_LINK_M1)
#define PIPE_LINK_N1(pipe) _PIPE(pipe, _PIPEA_LINK_N1, _PIPEB_LINK_N1)
#define PIPE_LINK_M2(pipe) _PIPE(pipe, _PIPEA_LINK_M2, _PIPEB_LINK_M2)
#define PIPE_LINK_N2(pipe) _PIPE(pipe, _PIPEA_LINK_N2, _PIPEB_LINK_N2)
#define PIPE_DATA_M1(tran) _TRANSCODER(tran, _PIPEA_DATA_M1, _PIPEB_DATA_M1)
#define PIPE_DATA_N1(tran) _TRANSCODER(tran, _PIPEA_DATA_N1, _PIPEB_DATA_N1)
#define PIPE_DATA_M2(tran) _TRANSCODER(tran, _PIPEA_DATA_M2, _PIPEB_DATA_M2)
#define PIPE_DATA_N2(tran) _TRANSCODER(tran, _PIPEA_DATA_N2, _PIPEB_DATA_N2)
#define PIPE_LINK_M1(tran) _TRANSCODER(tran, _PIPEA_LINK_M1, _PIPEB_LINK_M1)
#define PIPE_LINK_N1(tran) _TRANSCODER(tran, _PIPEA_LINK_N1, _PIPEB_LINK_N1)
#define PIPE_LINK_M2(tran) _TRANSCODER(tran, _PIPEA_LINK_M2, _PIPEB_LINK_M2)
#define PIPE_LINK_N2(tran) _TRANSCODER(tran, _PIPEA_LINK_N2, _PIPEB_LINK_N2)
/* CPU panel fitter */
/* IVB+ has 3 fitters, 0 is 7x5 capable, the other two only 3x3 */
#define _PFA_CTL_1 0x68080
#define _PFB_CTL_1 0x68880
#define PF_ENABLE (1<<31)
#define PF_PIPE_SEL_MASK_IVB (3<<29)
#define PF_PIPE_SEL_IVB(pipe) ((pipe)<<29)
#define PF_FILTER_MASK (3<<23)
#define PF_FILTER_PROGRAMMED (0<<23)
#define PF_FILTER_MED_3x3 (1<<23)
@ -3423,15 +3454,13 @@
#define ILK_HDCP_DISABLE (1<<25)
#define ILK_eDP_A_DISABLE (1<<24)
#define ILK_DESKTOP (1<<23)
#define ILK_DSPCLK_GATE 0x42020
#define IVB_VRHUNIT_CLK_GATE (1<<28)
#define ILK_DPARB_CLK_GATE (1<<5)
#define ILK_DPFD_CLK_GATE (1<<7)
/* According to spec this bit 7/8/9 of 0x42020 should be set to enable FBC */
#define ILK_CLK_FBC (1<<7)
#define ILK_DPFC_DIS1 (1<<8)
#define ILK_DPFC_DIS2 (1<<9)
#define ILK_DSPCLK_GATE_D 0x42020
#define ILK_VRHUNIT_CLOCK_GATE_DISABLE (1 << 28)
#define ILK_DPFCUNIT_CLOCK_GATE_DISABLE (1 << 9)
#define ILK_DPFCRUNIT_CLOCK_GATE_DISABLE (1 << 8)
#define ILK_DPFDUNIT_CLOCK_GATE_ENABLE (1 << 7)
#define ILK_DPARBUNIT_CLOCK_GATE_ENABLE (1 << 5)
#define IVB_CHICKEN3 0x4200c
# define CHICKEN3_DGMG_REQ_OUT_FIX_DISABLE (1 << 5)
@ -3447,14 +3476,21 @@
#define GEN7_L3CNTLREG1 0xB01C
#define GEN7_WA_FOR_GEN7_L3_CONTROL 0x3C4FFF8C
#define GEN7_L3AGDIS (1<<19)
#define GEN7_L3_CHICKEN_MODE_REGISTER 0xB030
#define GEN7_WA_L3_CHICKEN_MODE 0x20000000
#define GEN7_L3SQCREG4 0xb034
#define L3SQ_URB_READ_CAM_MATCH_DISABLE (1<<27)
/* WaCatErrorRejectionIssue */
#define GEN7_SQ_CHICKEN_MBCUNIT_CONFIG 0x9030
#define GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB (1<<11)
#define HSW_FUSE_STRAP 0x42014
#define HSW_CDCLK_LIMIT (1 << 24)
/* PCH */
/* south display engine interrupt: IBX */
@ -3686,7 +3722,7 @@
#define TVIDEO_DIP_DATA(pipe) _PIPE(pipe, _VIDEO_DIP_DATA_A, _VIDEO_DIP_DATA_B)
#define TVIDEO_DIP_GCP(pipe) _PIPE(pipe, _VIDEO_DIP_GCP_A, _VIDEO_DIP_GCP_B)
#define VLV_VIDEO_DIP_CTL_A 0x60220
#define VLV_VIDEO_DIP_CTL_A 0x60200
#define VLV_VIDEO_DIP_DATA_A 0x60208
#define VLV_VIDEO_DIP_GDCP_PAYLOAD_A 0x60210
@ -3795,17 +3831,25 @@
#define TRANS_6BPC (2<<5)
#define TRANS_12BPC (3<<5)
#define _TRANSA_CHICKEN1 0xf0060
#define _TRANSB_CHICKEN1 0xf1060
#define TRANS_CHICKEN1(pipe) _PIPE(pipe, _TRANSA_CHICKEN1, _TRANSB_CHICKEN1)
#define TRANS_CHICKEN1_DP0UNIT_GC_DISABLE (1<<4)
#define _TRANSA_CHICKEN2 0xf0064
#define _TRANSB_CHICKEN2 0xf1064
#define TRANS_CHICKEN2(pipe) _PIPE(pipe, _TRANSA_CHICKEN2, _TRANSB_CHICKEN2)
#define TRANS_AUTOTRAIN_GEN_STALL_DIS (1<<31)
#define TRANS_CHICKEN2_TIMING_OVERRIDE (1<<31)
#define SOUTH_CHICKEN1 0xc2000
#define FDIA_PHASE_SYNC_SHIFT_OVR 19
#define FDIA_PHASE_SYNC_SHIFT_EN 18
#define FDI_PHASE_SYNC_OVR(pipe) (1<<(FDIA_PHASE_SYNC_SHIFT_OVR - ((pipe) * 2)))
#define FDI_PHASE_SYNC_EN(pipe) (1<<(FDIA_PHASE_SYNC_SHIFT_EN - ((pipe) * 2)))
#define FDI_BC_BIFURCATION_SELECT (1 << 12)
#define SOUTH_CHICKEN2 0xc2004
#define FDI_MPHY_IOSFSB_RESET_STATUS (1<<13)
#define FDI_MPHY_IOSFSB_RESET_CTL (1<<12)
#define DPLS_EDP_PPS_FIX_DIS (1<<0)
#define _FDI_RXA_CHICKEN 0xc200c
@ -3816,6 +3860,7 @@
#define SOUTH_DSPCLK_GATE_D 0xc2020
#define PCH_DPLSUNIT_CLOCK_GATE_DISABLE (1<<29)
#define PCH_LP_PARTITION_LEVEL_DISABLE (1<<12)
/* CPU: FDI_TX */
#define _FDI_TXA_CTL 0x60100
@ -3877,6 +3922,7 @@
#define FDI_FS_ERRC_ENABLE (1<<27)
#define FDI_FE_ERRC_ENABLE (1<<26)
#define FDI_DP_PORT_WIDTH_X8 (7<<19)
#define FDI_RX_POLARITY_REVERSED_LPT (1<<16)
#define FDI_8BPC (0<<16)
#define FDI_10BPC (1<<16)
#define FDI_6BPC (2<<16)
@ -3903,14 +3949,19 @@
#define _FDI_RXA_MISC 0xf0010
#define _FDI_RXB_MISC 0xf1010
#define FDI_RX_PWRDN_LANE1_MASK (3<<26)
#define FDI_RX_PWRDN_LANE1_VAL(x) ((x)<<26)
#define FDI_RX_PWRDN_LANE0_MASK (3<<24)
#define FDI_RX_PWRDN_LANE0_VAL(x) ((x)<<24)
#define FDI_RX_TP1_TO_TP2_48 (2<<20)
#define FDI_RX_TP1_TO_TP2_64 (3<<20)
#define FDI_RX_FDI_DELAY_90 (0x90<<0)
#define FDI_RX_MISC(pipe) _PIPE(pipe, _FDI_RXA_MISC, _FDI_RXB_MISC)
#define _FDI_RXA_TUSIZE1 0xf0030
#define _FDI_RXA_TUSIZE2 0xf0038
#define _FDI_RXB_TUSIZE1 0xf1030
#define _FDI_RXB_TUSIZE2 0xf1038
#define FDI_RX_TP1_TO_TP2_48 (2<<20)
#define FDI_RX_TP1_TO_TP2_64 (3<<20)
#define FDI_RX_FDI_DELAY_90 (0x90<<0)
#define FDI_RX_MISC(pipe) _PIPE(pipe, _FDI_RXA_MISC, _FDI_RXB_MISC)
#define FDI_RX_TUSIZE1(pipe) _PIPE(pipe, _FDI_RXA_TUSIZE1, _FDI_RXB_TUSIZE1)
#define FDI_RX_TUSIZE2(pipe) _PIPE(pipe, _FDI_RXA_TUSIZE2, _FDI_RXB_TUSIZE2)
@ -4003,6 +4054,11 @@
#define PANEL_LIGHT_ON_DELAY_SHIFT 0
#define PCH_PP_OFF_DELAYS 0xc720c
#define PANEL_POWER_PORT_SELECT_MASK (0x3 << 30)
#define PANEL_POWER_PORT_LVDS (0 << 30)
#define PANEL_POWER_PORT_DP_A (1 << 30)
#define PANEL_POWER_PORT_DP_C (2 << 30)
#define PANEL_POWER_PORT_DP_D (3 << 30)
#define PANEL_POWER_DOWN_DELAY_MASK (0x1fff0000)
#define PANEL_POWER_DOWN_DELAY_SHIFT 16
#define PANEL_LIGHT_OFF_DELAY_MASK (0x1fff)
@ -4050,7 +4106,7 @@
#define TRANS_DP_CTL_A 0xe0300
#define TRANS_DP_CTL_B 0xe1300
#define TRANS_DP_CTL_C 0xe2300
#define TRANS_DP_CTL(pipe) (TRANS_DP_CTL_A + (pipe) * 0x01000)
#define TRANS_DP_CTL(pipe) _PIPE(pipe, TRANS_DP_CTL_A, TRANS_DP_CTL_B)
#define TRANS_DP_OUTPUT_ENABLE (1<<31)
#define TRANS_DP_PORT_SEL_B (0<<29)
#define TRANS_DP_PORT_SEL_C (1<<29)
@ -4108,6 +4164,8 @@
#define FORCEWAKE_ACK_HSW 0x130044
#define FORCEWAKE_ACK 0x130090
#define FORCEWAKE_MT 0xa188 /* multi-threaded */
#define FORCEWAKE_KERNEL 0x1
#define FORCEWAKE_USER 0x2
#define FORCEWAKE_MT_ACK 0x130040
#define ECOBUS 0xa180
#define FORCEWAKE_MT_ENABLE (1<<5)
@ -4220,6 +4278,10 @@
#define GEN6_READ_OC_PARAMS 0xc
#define GEN6_PCODE_WRITE_MIN_FREQ_TABLE 0x8
#define GEN6_PCODE_READ_MIN_FREQ_TABLE 0x9
#define GEN6_PCODE_WRITE_RC6VIDS 0x4
#define GEN6_PCODE_READ_RC6VIDS 0x5
#define GEN6_ENCODE_RC6_VID(mv) (((mv) / 5) - 245) < 0 ?: 0
#define GEN6_DECODE_RC6_VID(vids) (((vids) * 5) > 0 ? ((vids) * 5) + 245 : 0)
#define GEN6_PCODE_DATA 0x138128
#define GEN6_PCODE_FREQ_IA_RATIO_SHIFT 8
@ -4251,6 +4313,15 @@
#define GEN7_L3LOG_BASE 0xB070
#define GEN7_L3LOG_SIZE 0x80
#define GEN7_HALF_SLICE_CHICKEN1 0xe100 /* IVB GT1 + VLV */
#define GEN7_HALF_SLICE_CHICKEN1_GT2 0xf100
#define GEN7_MAX_PS_THREAD_DEP (8<<12)
#define GEN7_PSD_SINGLE_PORT_DISPATCH_ENABLE (1<<3)
#define GEN7_ROW_CHICKEN2 0xe4f4
#define GEN7_ROW_CHICKEN2_GT2 0xf4f4
#define DOP_CLOCK_GATING_DISABLE (1<<0)
#define G4X_AUD_VID_DID 0x62020
#define INTEL_AUDIO_DEVCL 0x808629FB
#define INTEL_AUDIO_DEVBLC 0x80862801
@ -4380,33 +4451,39 @@
#define HSW_PWR_WELL_CTL6 0x45414
/* Per-pipe DDI Function Control */
#define PIPE_DDI_FUNC_CTL_A 0x60400
#define PIPE_DDI_FUNC_CTL_B 0x61400
#define PIPE_DDI_FUNC_CTL_C 0x62400
#define PIPE_DDI_FUNC_CTL_EDP 0x6F400
#define DDI_FUNC_CTL(pipe) _PIPE(pipe, PIPE_DDI_FUNC_CTL_A, \
PIPE_DDI_FUNC_CTL_B)
#define PIPE_DDI_FUNC_ENABLE (1<<31)
#define TRANS_DDI_FUNC_CTL_A 0x60400
#define TRANS_DDI_FUNC_CTL_B 0x61400
#define TRANS_DDI_FUNC_CTL_C 0x62400
#define TRANS_DDI_FUNC_CTL_EDP 0x6F400
#define TRANS_DDI_FUNC_CTL(tran) _TRANSCODER(tran, TRANS_DDI_FUNC_CTL_A, \
TRANS_DDI_FUNC_CTL_B)
#define TRANS_DDI_FUNC_ENABLE (1<<31)
/* Those bits are ignored by pipe EDP since it can only connect to DDI A */
#define PIPE_DDI_PORT_MASK (7<<28)
#define PIPE_DDI_SELECT_PORT(x) ((x)<<28)
#define PIPE_DDI_MODE_SELECT_MASK (7<<24)
#define PIPE_DDI_MODE_SELECT_HDMI (0<<24)
#define PIPE_DDI_MODE_SELECT_DVI (1<<24)
#define PIPE_DDI_MODE_SELECT_DP_SST (2<<24)
#define PIPE_DDI_MODE_SELECT_DP_MST (3<<24)
#define PIPE_DDI_MODE_SELECT_FDI (4<<24)
#define PIPE_DDI_BPC_MASK (7<<20)
#define PIPE_DDI_BPC_8 (0<<20)
#define PIPE_DDI_BPC_10 (1<<20)
#define PIPE_DDI_BPC_6 (2<<20)
#define PIPE_DDI_BPC_12 (3<<20)
#define PIPE_DDI_PVSYNC (1<<17)
#define PIPE_DDI_PHSYNC (1<<16)
#define PIPE_DDI_BFI_ENABLE (1<<4)
#define PIPE_DDI_PORT_WIDTH_X1 (0<<1)
#define PIPE_DDI_PORT_WIDTH_X2 (1<<1)
#define PIPE_DDI_PORT_WIDTH_X4 (3<<1)
#define TRANS_DDI_PORT_MASK (7<<28)
#define TRANS_DDI_SELECT_PORT(x) ((x)<<28)
#define TRANS_DDI_PORT_NONE (0<<28)
#define TRANS_DDI_MODE_SELECT_MASK (7<<24)
#define TRANS_DDI_MODE_SELECT_HDMI (0<<24)
#define TRANS_DDI_MODE_SELECT_DVI (1<<24)
#define TRANS_DDI_MODE_SELECT_DP_SST (2<<24)
#define TRANS_DDI_MODE_SELECT_DP_MST (3<<24)
#define TRANS_DDI_MODE_SELECT_FDI (4<<24)
#define TRANS_DDI_BPC_MASK (7<<20)
#define TRANS_DDI_BPC_8 (0<<20)
#define TRANS_DDI_BPC_10 (1<<20)
#define TRANS_DDI_BPC_6 (2<<20)
#define TRANS_DDI_BPC_12 (3<<20)
#define TRANS_DDI_PVSYNC (1<<17)
#define TRANS_DDI_PHSYNC (1<<16)
#define TRANS_DDI_EDP_INPUT_MASK (7<<12)
#define TRANS_DDI_EDP_INPUT_A_ON (0<<12)
#define TRANS_DDI_EDP_INPUT_A_ONOFF (4<<12)
#define TRANS_DDI_EDP_INPUT_B_ONOFF (5<<12)
#define TRANS_DDI_EDP_INPUT_C_ONOFF (6<<12)
#define TRANS_DDI_BFI_ENABLE (1<<4)
#define TRANS_DDI_PORT_WIDTH_X1 (0<<1)
#define TRANS_DDI_PORT_WIDTH_X2 (1<<1)
#define TRANS_DDI_PORT_WIDTH_X4 (3<<1)
/* DisplayPort Transport Control */
#define DP_TP_CTL_A 0x64040
@ -4420,12 +4497,16 @@
#define DP_TP_CTL_LINK_TRAIN_MASK (7<<8)
#define DP_TP_CTL_LINK_TRAIN_PAT1 (0<<8)
#define DP_TP_CTL_LINK_TRAIN_PAT2 (1<<8)
#define DP_TP_CTL_LINK_TRAIN_PAT3 (4<<8)
#define DP_TP_CTL_LINK_TRAIN_IDLE (2<<8)
#define DP_TP_CTL_LINK_TRAIN_NORMAL (3<<8)
#define DP_TP_CTL_SCRAMBLE_DISABLE (1<<7)
/* DisplayPort Transport Status */
#define DP_TP_STATUS_A 0x64044
#define DP_TP_STATUS_B 0x64144
#define DP_TP_STATUS(port) _PORT(port, DP_TP_STATUS_A, DP_TP_STATUS_B)
#define DP_TP_STATUS_IDLE_DONE (1<<25)
#define DP_TP_STATUS_AUTOTRAIN_DONE (1<<12)
/* DDI Buffer Control */
@ -4444,6 +4525,7 @@
#define DDI_BUF_EMP_800MV_3_5DB_HSW (8<<24) /* Sel8 */
#define DDI_BUF_EMP_MASK (0xf<<24)
#define DDI_BUF_IS_IDLE (1<<7)
#define DDI_A_4_LANES (1<<4)
#define DDI_PORT_WIDTH_X1 (0<<1)
#define DDI_PORT_WIDTH_X2 (1<<1)
#define DDI_PORT_WIDTH_X4 (3<<1)
@ -4460,6 +4542,10 @@
#define SBI_ADDR 0xC6000
#define SBI_DATA 0xC6004
#define SBI_CTL_STAT 0xC6008
#define SBI_CTL_DEST_ICLK (0x0<<16)
#define SBI_CTL_DEST_MPHY (0x1<<16)
#define SBI_CTL_OP_IORD (0x2<<8)
#define SBI_CTL_OP_IOWR (0x3<<8)
#define SBI_CTL_OP_CRRD (0x6<<8)
#define SBI_CTL_OP_CRWR (0x7<<8)
#define SBI_RESPONSE_FAIL (0x1<<1)
@ -4477,10 +4563,12 @@
#define SBI_SSCDIVINTPHASE_PROPAGATE (1<<0)
#define SBI_SSCCTL 0x020c
#define SBI_SSCCTL6 0x060C
#define SBI_SSCCTL_PATHALT (1<<3)
#define SBI_SSCCTL_DISABLE (1<<0)
#define SBI_SSCAUXDIV6 0x0610
#define SBI_SSCAUXDIV_FINALDIV2SEL(x) ((x)<<4)
#define SBI_DBUFF0 0x2a00
#define SBI_DBUFF0_ENABLE (1<<0)
/* LPT PIXCLK_GATE */
#define PIXCLK_GATE 0xC6020
@ -4490,8 +4578,8 @@
/* SPLL */
#define SPLL_CTL 0x46020
#define SPLL_PLL_ENABLE (1<<31)
#define SPLL_PLL_SCC (1<<28)
#define SPLL_PLL_NON_SCC (2<<28)
#define SPLL_PLL_SSC (1<<28)
#define SPLL_PLL_NON_SSC (2<<28)
#define SPLL_PLL_FREQ_810MHz (0<<26)
#define SPLL_PLL_FREQ_1350MHz (1<<26)
@ -4500,7 +4588,7 @@
#define WRPLL_CTL2 0x46060
#define WRPLL_PLL_ENABLE (1<<31)
#define WRPLL_PLL_SELECT_SSC (0x01<<28)
#define WRPLL_PLL_SELECT_NON_SCC (0x02<<28)
#define WRPLL_PLL_SELECT_NON_SSC (0x02<<28)
#define WRPLL_PLL_SELECT_LCPLL_2700 (0x03<<28)
/* WRPLL divider programming */
#define WRPLL_DIVIDER_REFERENCE(x) ((x)<<0)
@ -4517,21 +4605,36 @@
#define PORT_CLK_SEL_SPLL (3<<29)
#define PORT_CLK_SEL_WRPLL1 (4<<29)
#define PORT_CLK_SEL_WRPLL2 (5<<29)
#define PORT_CLK_SEL_NONE (7<<29)
/* Pipe clock selection */
#define PIPE_CLK_SEL_A 0x46140
#define PIPE_CLK_SEL_B 0x46144
#define PIPE_CLK_SEL(pipe) _PIPE(pipe, PIPE_CLK_SEL_A, PIPE_CLK_SEL_B)
/* For each pipe, we need to select the corresponding port clock */
#define PIPE_CLK_SEL_DISABLED (0x0<<29)
#define PIPE_CLK_SEL_PORT(x) ((x+1)<<29)
/* Transcoder clock selection */
#define TRANS_CLK_SEL_A 0x46140
#define TRANS_CLK_SEL_B 0x46144
#define TRANS_CLK_SEL(tran) _TRANSCODER(tran, TRANS_CLK_SEL_A, TRANS_CLK_SEL_B)
/* For each transcoder, we need to select the corresponding port clock */
#define TRANS_CLK_SEL_DISABLED (0x0<<29)
#define TRANS_CLK_SEL_PORT(x) ((x+1)<<29)
#define _TRANSA_MSA_MISC 0x60410
#define _TRANSB_MSA_MISC 0x61410
#define TRANS_MSA_MISC(tran) _TRANSCODER(tran, _TRANSA_MSA_MISC, \
_TRANSB_MSA_MISC)
#define TRANS_MSA_SYNC_CLK (1<<0)
#define TRANS_MSA_6_BPC (0<<5)
#define TRANS_MSA_8_BPC (1<<5)
#define TRANS_MSA_10_BPC (2<<5)
#define TRANS_MSA_12_BPC (3<<5)
#define TRANS_MSA_16_BPC (4<<5)
/* LCPLL Control */
#define LCPLL_CTL 0x130040
#define LCPLL_PLL_DISABLE (1<<31)
#define LCPLL_PLL_LOCK (1<<30)
#define LCPLL_CLK_FREQ_MASK (3<<26)
#define LCPLL_CLK_FREQ_450 (0<<26)
#define LCPLL_CD_CLOCK_DISABLE (1<<25)
#define LCPLL_CD2X_CLOCK_DISABLE (1<<23)
#define LCPLL_CD_SOURCE_FCLK (1<<21)
/* Pipe WM_LINETIME - watermark line time */
#define PIPE_WM_LINETIME_A 0x45270

2
drivers/video/drm/i915/i915_trace.h
View File

@ -20,5 +20,7 @@
#define trace_i915_gem_request_wait_end(a, b)
#define trace_i915_gem_request_complete(a, b)
#define trace_intel_gpu_freq_change(a)
#define trace_i915_reg_rw(a, b, c, d)
#define trace_i915_ring_wait_begin(a)
#endif

3
drivers/video/drm/i915/intel_bios.c
View File

@ -735,7 +735,8 @@ void intel_setup_bios(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
/* Set the Panel Power On/Off timings if uninitialized. */
if ((I915_READ(PP_ON_DELAYS) == 0) && (I915_READ(PP_OFF_DELAYS) == 0)) {
if (!HAS_PCH_SPLIT(dev) &&
I915_READ(PP_ON_DELAYS) == 0 && I915_READ(PP_OFF_DELAYS) == 0) {
/* Set T2 to 40ms and T5 to 200ms */
I915_WRITE(PP_ON_DELAYS, 0x019007d0);

58
drivers/video/drm/i915/intel_crt.c
View File

@ -197,6 +197,11 @@ static int intel_crt_mode_valid(struct drm_connector *connector,
if (mode->clock > max_clock)
return MODE_CLOCK_HIGH;
/* The FDI receiver on LPT only supports 8bpc and only has 2 lanes. */
if (HAS_PCH_LPT(dev) &&
(ironlake_get_lanes_required(mode->clock, 270000, 24) > 2))
return MODE_CLOCK_HIGH;
return MODE_OK;
}
@ -220,14 +225,20 @@ static void intel_crt_mode_set(struct drm_encoder *encoder,
struct drm_i915_private *dev_priv = dev->dev_private;
u32 adpa;
if (HAS_PCH_SPLIT(dev))
adpa = ADPA_HOTPLUG_BITS;
else
adpa = 0;
if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
adpa |= ADPA_HSYNC_ACTIVE_HIGH;
if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
adpa |= ADPA_VSYNC_ACTIVE_HIGH;
/* For CPT allow 3 pipe config, for others just use A or B */
if (HAS_PCH_CPT(dev))
if (HAS_PCH_LPT(dev))
; /* Those bits don't exist here */
else if (HAS_PCH_CPT(dev))
adpa |= PORT_TRANS_SEL_CPT(intel_crtc->pipe);
else if (intel_crtc->pipe == 0)
adpa |= ADPA_PIPE_A_SELECT;
@ -400,12 +411,16 @@ static int intel_crt_ddc_get_modes(struct drm_connector *connector,
struct i2c_adapter *adapter)
{
struct edid *edid;
int ret;
edid = intel_crt_get_edid(connector, adapter);
if (!edid)
return 0;
return intel_connector_update_modes(connector, edid);
ret = intel_connector_update_modes(connector, edid);
kfree(edid);
return ret;
}
static bool intel_crt_detect_ddc(struct drm_connector *connector)
@ -643,10 +658,22 @@ static int intel_crt_set_property(struct drm_connector *connector,
static void intel_crt_reset(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crt *crt = intel_attached_crt(connector);
if (HAS_PCH_SPLIT(dev))
if (HAS_PCH_SPLIT(dev)) {
u32 adpa;
adpa = I915_READ(PCH_ADPA);
adpa &= ~ADPA_CRT_HOTPLUG_MASK;
adpa |= ADPA_HOTPLUG_BITS;
I915_WRITE(PCH_ADPA, adpa);
POSTING_READ(PCH_ADPA);
DRM_DEBUG_KMS("pch crt adpa set to 0x%x\n", adpa);
crt->force_hotplug_required = 1;
}
}
/*
@ -706,7 +733,7 @@ void intel_crt_init(struct drm_device *dev)
crt->base.type = INTEL_OUTPUT_ANALOG;
crt->base.cloneable = true;
if (IS_HASWELL(dev) || IS_I830(dev))
if (IS_I830(dev))
crt->base.crtc_mask = (1 << 0);
else
crt->base.crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
@ -726,6 +753,9 @@ void intel_crt_init(struct drm_device *dev)
crt->base.disable = intel_disable_crt;
crt->base.enable = intel_enable_crt;
if (IS_HASWELL(dev))
crt->base.get_hw_state = intel_ddi_get_hw_state;
else
crt->base.get_hw_state = intel_crt_get_hw_state;
intel_connector->get_hw_state = intel_connector_get_hw_state;
@ -743,18 +773,14 @@ void intel_crt_init(struct drm_device *dev)
* Configure the automatic hotplug detection stuff
*/
crt->force_hotplug_required = 0;
if (HAS_PCH_SPLIT(dev)) {
u32 adpa;
adpa = I915_READ(PCH_ADPA);
adpa &= ~ADPA_CRT_HOTPLUG_MASK;
adpa |= ADPA_HOTPLUG_BITS;
I915_WRITE(PCH_ADPA, adpa);
POSTING_READ(PCH_ADPA);
DRM_DEBUG_KMS("pch crt adpa set to 0x%x\n", adpa);
crt->force_hotplug_required = 1;
}
dev_priv->hotplug_supported_mask |= CRT_HOTPLUG_INT_STATUS;
/*
* TODO: find a proper way to discover whether we need to set the
* polarity reversal bit or not, instead of relying on the BIOS.
*/
if (HAS_PCH_LPT(dev))
dev_priv->fdi_rx_polarity_reversed =
!!(I915_READ(_FDI_RXA_CTL) & FDI_RX_POLARITY_REVERSED_LPT);
}

1067
drivers/video/drm/i915/intel_ddi.c
View File

File diff suppressed because it is too large Load Diff

1910
drivers/video/drm/i915/intel_display.c
View File

File diff suppressed because it is too large Load Diff

998
drivers/video/drm/i915/intel_dp.c
View File

File diff suppressed because it is too large Load Diff

142
drivers/video/drm/i915/intel_drv.h
View File

@ -103,25 +103,7 @@
#define INTEL_OUTPUT_HDMI 6
#define INTEL_OUTPUT_DISPLAYPORT 7
#define INTEL_OUTPUT_EDP 8
/* Intel Pipe Clone Bit */
#define INTEL_HDMIB_CLONE_BIT 1
#define INTEL_HDMIC_CLONE_BIT 2
#define INTEL_HDMID_CLONE_BIT 3
#define INTEL_HDMIE_CLONE_BIT 4
#define INTEL_HDMIF_CLONE_BIT 5
#define INTEL_SDVO_NON_TV_CLONE_BIT 6
#define INTEL_SDVO_TV_CLONE_BIT 7
#define INTEL_SDVO_LVDS_CLONE_BIT 8
#define INTEL_ANALOG_CLONE_BIT 9
#define INTEL_TV_CLONE_BIT 10
#define INTEL_DP_B_CLONE_BIT 11
#define INTEL_DP_C_CLONE_BIT 12
#define INTEL_DP_D_CLONE_BIT 13
#define INTEL_LVDS_CLONE_BIT 14
#define INTEL_DVO_TMDS_CLONE_BIT 15
#define INTEL_DVO_LVDS_CLONE_BIT 16
#define INTEL_EDP_CLONE_BIT 17
#define INTEL_OUTPUT_UNKNOWN 9
#define INTEL_DVO_CHIP_NONE 0
#define INTEL_DVO_CHIP_LVDS 1
@ -191,6 +173,11 @@ struct intel_encoder {
int crtc_mask;
};
struct intel_panel {
struct drm_display_mode *fixed_mode;
int fitting_mode;
};
struct intel_connector {
struct drm_connector base;
/*
@ -207,12 +194,19 @@ struct intel_connector {
/* Reads out the current hw, returning true if the connector is enabled
* and active (i.e. dpms ON state). */
bool (*get_hw_state)(struct intel_connector *);
/* Panel info for eDP and LVDS */
struct intel_panel panel;
/* Cached EDID for eDP and LVDS. May hold ERR_PTR for invalid EDID. */
struct edid *edid;
};
struct intel_crtc {
struct drm_crtc base;
enum pipe pipe;
enum plane plane;
enum transcoder cpu_transcoder;
u8 lut_r[256], lut_g[256], lut_b[256];
/*
* Whether the crtc and the connected output pipeline is active. Implies
@ -226,6 +220,8 @@ struct intel_crtc {
struct intel_unpin_work *unpin_work;
int fdi_lanes;
atomic_t unpin_work_count;
/* Display surface base address adjustement for pageflips. Note that on
* gen4+ this only adjusts up to a tile, offsets within a tile are
* handled in the hw itself (with the TILEOFF register). */
@ -240,12 +236,14 @@ struct intel_crtc {
/* We can share PLLs across outputs if the timings match */
struct intel_pch_pll *pch_pll;
uint32_t ddi_pll_sel;
};
struct intel_plane {
struct drm_plane base;
enum pipe pipe;
struct drm_i915_gem_object *obj;
bool can_scale;
int max_downscale;
u32 lut_r[1024], lut_g[1024], lut_b[1024];
void (*update_plane)(struct drm_plane *plane,
@ -345,10 +343,8 @@ struct dip_infoframe {
} __attribute__((packed));
struct intel_hdmi {
struct intel_encoder base;
u32 sdvox_reg;
int ddc_bus;
int ddi_port;
uint32_t color_range;
bool has_hdmi_sink;
bool has_audio;
@ -359,18 +355,15 @@ struct intel_hdmi {
struct drm_display_mode *adjusted_mode);
};
#define DP_RECEIVER_CAP_SIZE 0xf
#define DP_MAX_DOWNSTREAM_PORTS 0x10
#define DP_LINK_CONFIGURATION_SIZE 9
struct intel_dp {
struct intel_encoder base;
uint32_t output_reg;
uint32_t DP;
uint8_t link_configuration[DP_LINK_CONFIGURATION_SIZE];
bool has_audio;
enum hdmi_force_audio force_audio;
enum port port;
uint32_t color_range;
uint8_t link_bw;
uint8_t lane_count;
@ -385,11 +378,16 @@ struct intel_dp {
int panel_power_cycle_delay;
int backlight_on_delay;
int backlight_off_delay;
struct drm_display_mode *panel_fixed_mode; /* for eDP */
struct delayed_work panel_vdd_work;
bool want_panel_vdd;
struct edid *edid; /* cached EDID for eDP */
int edid_mode_count;
struct intel_connector *attached_connector;
};
struct intel_digital_port {
struct intel_encoder base;
enum port port;
struct intel_dp dp;
struct intel_hdmi hdmi;
};
static inline struct drm_crtc *
@ -408,11 +406,14 @@ intel_get_crtc_for_plane(struct drm_device *dev, int plane)
struct intel_unpin_work {
struct work_struct work;
struct drm_device *dev;
struct drm_crtc *crtc;
struct drm_i915_gem_object *old_fb_obj;
struct drm_i915_gem_object *pending_flip_obj;
struct drm_pending_vblank_event *event;
int pending;
atomic_t pending;
#define INTEL_FLIP_INACTIVE 0
#define INTEL_FLIP_PENDING 1
#define INTEL_FLIP_COMPLETE 2
bool enable_stall_check;
};
@ -423,6 +424,8 @@ struct intel_fbc_work {
int interval;
};
int intel_pch_rawclk(struct drm_device *dev);
int intel_connector_update_modes(struct drm_connector *connector,
struct edid *edid);
int intel_ddc_get_modes(struct drm_connector *c, struct i2c_adapter *adapter);
@ -433,7 +436,12 @@ extern void intel_attach_broadcast_rgb_property(struct drm_connector *connector)
extern void intel_crt_init(struct drm_device *dev);
extern void intel_hdmi_init(struct drm_device *dev,
int sdvox_reg, enum port port);
extern void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
struct intel_connector *intel_connector);
extern struct intel_hdmi *enc_to_intel_hdmi(struct drm_encoder *encoder);
extern bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
extern void intel_dip_infoframe_csum(struct dip_infoframe *avi_if);
extern bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg,
bool is_sdvob);
@ -446,10 +454,27 @@ extern void intel_mark_fb_idle(struct drm_i915_gem_object *obj);
extern bool intel_lvds_init(struct drm_device *dev);
extern void intel_dp_init(struct drm_device *dev, int output_reg,
enum port port);
extern void intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
struct intel_connector *intel_connector);
void
intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
extern void intel_dp_init_link_config(struct intel_dp *intel_dp);
extern void intel_dp_start_link_train(struct intel_dp *intel_dp);
extern void intel_dp_complete_link_train(struct intel_dp *intel_dp);
extern void intel_dp_sink_dpms(struct intel_dp *intel_dp, int mode);
extern void intel_dp_encoder_destroy(struct drm_encoder *encoder);
extern void intel_dp_check_link_status(struct intel_dp *intel_dp);
extern bool intel_dp_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
extern bool intel_dpd_is_edp(struct drm_device *dev);
extern void ironlake_edp_backlight_on(struct intel_dp *intel_dp);
extern void ironlake_edp_backlight_off(struct intel_dp *intel_dp);
extern void ironlake_edp_panel_on(struct intel_dp *intel_dp);
extern void ironlake_edp_panel_off(struct intel_dp *intel_dp);
extern void ironlake_edp_panel_vdd_on(struct intel_dp *intel_dp);
extern void ironlake_edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync);
extern void intel_edp_link_config(struct intel_encoder *, int *, int *);
extern int intel_edp_target_clock(struct intel_encoder *,
struct drm_display_mode *mode);
@ -459,6 +484,10 @@ extern void intel_flush_display_plane(struct drm_i915_private *dev_priv,
enum plane plane);
/* intel_panel.c */
extern int intel_panel_init(struct intel_panel *panel,
struct drm_display_mode *fixed_mode);
extern void intel_panel_fini(struct intel_panel *panel);
extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,
struct drm_display_mode *adjusted_mode);
extern void intel_pch_panel_fitting(struct drm_device *dev,
@ -467,7 +496,7 @@ extern void intel_pch_panel_fitting(struct drm_device *dev,
struct drm_display_mode *adjusted_mode);
extern u32 intel_panel_get_max_backlight(struct drm_device *dev);
extern void intel_panel_set_backlight(struct drm_device *dev, u32 level);
extern int intel_panel_setup_backlight(struct drm_device *dev);
extern int intel_panel_setup_backlight(struct drm_connector *connector);
extern void intel_panel_enable_backlight(struct drm_device *dev,
enum pipe pipe);
extern void intel_panel_disable_backlight(struct drm_device *dev);
@ -501,6 +530,31 @@ static inline struct intel_encoder *intel_attached_encoder(struct drm_connector
return to_intel_connector(connector)->encoder;
}
static inline struct intel_dp *enc_to_intel_dp(struct drm_encoder *encoder)
{
struct intel_digital_port *intel_dig_port =
container_of(encoder, struct intel_digital_port, base.base);
return &intel_dig_port->dp;
}
static inline struct intel_digital_port *
enc_to_dig_port(struct drm_encoder *encoder)
{
return container_of(encoder, struct intel_digital_port, base.base);
}
static inline struct intel_digital_port *
dp_to_dig_port(struct intel_dp *intel_dp)
{
return container_of(intel_dp, struct intel_digital_port, dp);
}
static inline struct intel_digital_port *
hdmi_to_dig_port(struct intel_hdmi *intel_hdmi)
{
return container_of(intel_hdmi, struct intel_digital_port, hdmi);
}
extern void intel_connector_attach_encoder(struct intel_connector *connector,
struct intel_encoder *encoder);
extern struct drm_encoder *intel_best_encoder(struct drm_connector *connector);
@ -509,8 +563,12 @@ extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
struct drm_crtc *crtc);
int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern enum transcoder
intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv,
enum pipe pipe);
extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
extern void intel_wait_for_pipe_off(struct drm_device *dev, int pipe);
extern int ironlake_get_lanes_required(int target_clock, int link_bw, int bpp);
struct intel_load_detect_pipe {
struct drm_framebuffer *release_fb;
@ -578,6 +636,10 @@ extern void intel_update_sprite_watermarks(struct drm_device *dev, int pipe,
extern void intel_update_linetime_watermarks(struct drm_device *dev, int pipe,
struct drm_display_mode *mode);
extern unsigned long intel_gen4_compute_offset_xtiled(int *x, int *y,
unsigned int bpp,
unsigned int pitch);
extern int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int intel_sprite_get_colorkey(struct drm_device *dev, void *data,
@ -601,12 +663,22 @@ extern void intel_disable_gt_powersave(struct drm_device *dev);
extern void gen6_gt_check_fifodbg(struct drm_i915_private *dev_priv);
extern void ironlake_teardown_rc6(struct drm_device *dev);
extern void intel_enable_ddi(struct intel_encoder *encoder);
extern void intel_disable_ddi(struct intel_encoder *encoder);
extern bool intel_ddi_get_hw_state(struct intel_encoder *encoder,
enum pipe *pipe);
extern void intel_ddi_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
extern int intel_ddi_get_cdclk_freq(struct drm_i915_private *dev_priv);
extern void intel_ddi_pll_init(struct drm_device *dev);
extern void intel_ddi_enable_pipe_func(struct drm_crtc *crtc);
extern void intel_ddi_disable_transcoder_func(struct drm_i915_private *dev_priv,
enum transcoder cpu_transcoder);
extern void intel_ddi_enable_pipe_clock(struct intel_crtc *intel_crtc);
extern void intel_ddi_disable_pipe_clock(struct intel_crtc *intel_crtc);
extern void intel_ddi_setup_hw_pll_state(struct drm_device *dev);
extern bool intel_ddi_pll_mode_set(struct drm_crtc *crtc, int clock);
extern void intel_ddi_put_crtc_pll(struct drm_crtc *crtc);
extern void intel_ddi_set_pipe_settings(struct drm_crtc *crtc);
extern void intel_ddi_prepare_link_retrain(struct drm_encoder *encoder);
extern bool
intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
extern void intel_ddi_fdi_disable(struct drm_crtc *crtc);
#endif /* __INTEL_DRV_H__ */

129
drivers/video/drm/i915/intel_hdmi.c
View File

@ -36,10 +36,15 @@
#include <drm/i915_drm.h>
#include "i915_drv.h"
static struct drm_device *intel_hdmi_to_dev(struct intel_hdmi *intel_hdmi)
{
return hdmi_to_dig_port(intel_hdmi)->base.base.dev;
}
static void
assert_hdmi_port_disabled(struct intel_hdmi *intel_hdmi)
{
struct drm_device *dev = intel_hdmi->base.base.dev;
struct drm_device *dev = intel_hdmi_to_dev(intel_hdmi);
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t enabled_bits;
@ -51,13 +56,14 @@ assert_hdmi_port_disabled(struct intel_hdmi *intel_hdmi)
struct intel_hdmi *enc_to_intel_hdmi(struct drm_encoder *encoder)
{
return container_of(encoder, struct intel_hdmi, base.base);
struct intel_digital_port *intel_dig_port =
container_of(encoder, struct intel_digital_port, base.base);
return &intel_dig_port->hdmi;
}
static struct intel_hdmi *intel_attached_hdmi(struct drm_connector *connector)
{
return container_of(intel_attached_encoder(connector),
struct intel_hdmi, base);
return enc_to_intel_hdmi(&intel_attached_encoder(connector)->base);
}
void intel_dip_infoframe_csum(struct dip_infoframe *frame)
@ -334,6 +340,8 @@ static void intel_hdmi_set_avi_infoframe(struct drm_encoder *encoder,
if (adjusted_mode->flags & DRM_MODE_FLAG_DBLCLK)
avi_if.body.avi.YQ_CN_PR |= DIP_AVI_PR_2;
avi_if.body.avi.VIC = drm_mode_cea_vic(adjusted_mode);
intel_set_infoframe(encoder, &avi_if);
}
@ -754,7 +762,7 @@ static int intel_hdmi_mode_valid(struct drm_connector *connector,
return MODE_OK;
}
static bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
@ -763,7 +771,7 @@ static bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
static bool g4x_hdmi_connected(struct intel_hdmi *intel_hdmi)
{
struct drm_device *dev = intel_hdmi->base.base.dev;
struct drm_device *dev = intel_hdmi_to_dev(intel_hdmi);
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t bit;
@ -786,6 +794,9 @@ static enum drm_connector_status
intel_hdmi_detect(struct drm_connector *connector, bool force)
{
struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector);
struct intel_digital_port *intel_dig_port =
hdmi_to_dig_port(intel_hdmi);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
struct drm_i915_private *dev_priv = connector->dev->dev_private;
struct edid *edid;
enum drm_connector_status status = connector_status_disconnected;
@ -814,6 +825,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force)
if (intel_hdmi->force_audio != HDMI_AUDIO_AUTO)
intel_hdmi->has_audio =
(intel_hdmi->force_audio == HDMI_AUDIO_ON);
intel_encoder->type = INTEL_OUTPUT_HDMI;
}
return status;
@ -859,10 +871,12 @@ intel_hdmi_set_property(struct drm_connector *connector,
uint64_t val)
{
struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector);
struct intel_digital_port *intel_dig_port =
hdmi_to_dig_port(intel_hdmi);
struct drm_i915_private *dev_priv = connector->dev->dev_private;
int ret;
ret = drm_connector_property_set_value(connector, property, val);
ret = drm_object_property_set_value(&connector->base, property, val);
if (ret)
return ret;
#if 0
@ -899,8 +913,8 @@ intel_hdmi_set_property(struct drm_connector *connector,
return -EINVAL;
done:
if (intel_hdmi->base.base.crtc) {
struct drm_crtc *crtc = intel_hdmi->base.base.crtc;
if (intel_dig_port->base.base.crtc) {
struct drm_crtc *crtc = intel_dig_port->base.base.crtc;
intel_set_mode(crtc, &crtc->mode,
crtc->x, crtc->y, crtc->fb);
}
@ -915,12 +929,6 @@ static void intel_hdmi_destroy(struct drm_connector *connector)
kfree(connector);
}
static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs_hsw = {
.mode_fixup = intel_hdmi_mode_fixup,
.mode_set = intel_ddi_mode_set,
.disable = intel_encoder_noop,
};
static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = {
.mode_fixup = intel_hdmi_mode_fixup,
.mode_set = intel_hdmi_mode_set,
@ -952,43 +960,24 @@ intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *c
intel_attach_broadcast_rgb_property(connector);
}
void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port)
void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
struct intel_connector *intel_connector)
{
struct drm_connector *connector = &intel_connector->base;
struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
struct intel_encoder *intel_encoder = &intel_dig_port->base;
struct drm_device *dev = intel_encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_connector *connector;
struct intel_encoder *intel_encoder;
struct intel_connector *intel_connector;
struct intel_hdmi *intel_hdmi;
enum port port = intel_dig_port->port;
intel_hdmi = kzalloc(sizeof(struct intel_hdmi), GFP_KERNEL);
if (!intel_hdmi)
return;
intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
if (!intel_connector) {
kfree(intel_hdmi);
return;
}
intel_encoder = &intel_hdmi->base;
drm_encoder_init(dev, &intel_encoder->base, &intel_hdmi_enc_funcs,
DRM_MODE_ENCODER_TMDS);
connector = &intel_connector->base;
drm_connector_init(dev, connector, &intel_hdmi_connector_funcs,
DRM_MODE_CONNECTOR_HDMIA);
drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs);
intel_encoder->type = INTEL_OUTPUT_HDMI;
connector->polled = DRM_CONNECTOR_POLL_HPD;
connector->interlace_allowed = 1;
connector->doublescan_allowed = 0;
intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
intel_encoder->cloneable = false;
intel_hdmi->ddi_port = port;
switch (port) {
case PORT_B:
intel_hdmi->ddc_bus = GMBUS_PORT_DPB;
@ -1008,8 +997,6 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port)
BUG();
}
intel_hdmi->sdvox_reg = sdvox_reg;
if (!HAS_PCH_SPLIT(dev)) {
intel_hdmi->write_infoframe = g4x_write_infoframe;
intel_hdmi->set_infoframes = g4x_set_infoframes;
@ -1027,22 +1014,11 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port)
intel_hdmi->set_infoframes = cpt_set_infoframes;
}
if (IS_HASWELL(dev)) {
intel_encoder->enable = intel_enable_ddi;
intel_encoder->disable = intel_disable_ddi;
intel_encoder->get_hw_state = intel_ddi_get_hw_state;
drm_encoder_helper_add(&intel_encoder->base,
&intel_hdmi_helper_funcs_hsw);
} else {
intel_encoder->enable = intel_enable_hdmi;
intel_encoder->disable = intel_disable_hdmi;
intel_encoder->get_hw_state = intel_hdmi_get_hw_state;
drm_encoder_helper_add(&intel_encoder->base,
&intel_hdmi_helper_funcs);
}
if (IS_HASWELL(dev))
intel_connector->get_hw_state = intel_ddi_connector_get_hw_state;
else
intel_connector->get_hw_state = intel_connector_get_hw_state;
intel_hdmi_add_properties(intel_hdmi, connector);
intel_connector_attach_encoder(intel_connector, intel_encoder);
@ -1057,3 +1033,42 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port)
I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd);
}
}
void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port)
{
struct intel_digital_port *intel_dig_port;
struct intel_encoder *intel_encoder;
struct drm_encoder *encoder;
struct intel_connector *intel_connector;
intel_dig_port = kzalloc(sizeof(struct intel_digital_port), GFP_KERNEL);
if (!intel_dig_port)
return;
intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
if (!intel_connector) {
kfree(intel_dig_port);
return;
}
intel_encoder = &intel_dig_port->base;
encoder = &intel_encoder->base;
drm_encoder_init(dev, &intel_encoder->base, &intel_hdmi_enc_funcs,
DRM_MODE_ENCODER_TMDS);
drm_encoder_helper_add(&intel_encoder->base, &intel_hdmi_helper_funcs);
intel_encoder->enable = intel_enable_hdmi;
intel_encoder->disable = intel_disable_hdmi;
intel_encoder->get_hw_state = intel_hdmi_get_hw_state;
intel_encoder->type = INTEL_OUTPUT_HDMI;
intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
intel_encoder->cloneable = false;
intel_dig_port->port = port;
intel_dig_port->hdmi.sdvox_reg = sdvox_reg;
intel_dig_port->dp.output_reg = 0;
intel_hdmi_init_connector(intel_dig_port, intel_connector);
}

66
drivers/video/drm/i915/intel_i2c.c
View File

@ -1,4 +1,4 @@
/*
/*
* Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
* Copyright © 2006-2008,2010 Intel Corporation
* Jesse Barnes <jesse.barnes@intel.com>
@ -210,15 +210,15 @@ gmbus_xfer_read(struct drm_i915_private *dev_priv, struct i2c_msg *msg,
u16 len = msg->len;
u8 *buf = msg->buf;
I915_WRITE(GMBUS1 + reg_offset,
I915_WRITE(GMBUS1 + reg_offset,
gmbus1_index |
GMBUS_CYCLE_WAIT |
(len << GMBUS_BYTE_COUNT_SHIFT) |
(len << GMBUS_BYTE_COUNT_SHIFT) |
(msg->addr << GMBUS_SLAVE_ADDR_SHIFT) |
GMBUS_SLAVE_READ | GMBUS_SW_RDY);
GMBUS_SLAVE_READ | GMBUS_SW_RDY);
while (len) {
int ret;
u32 val, loop = 0;
u32 val, loop = 0;
u32 gmbus2;
ret = wait_for((gmbus2 = I915_READ(GMBUS2 + reg_offset)) &
@ -229,11 +229,11 @@ gmbus_xfer_read(struct drm_i915_private *dev_priv, struct i2c_msg *msg,
if (gmbus2 & GMBUS_SATOER)
return -ENXIO;
val = I915_READ(GMBUS3 + reg_offset);
do {
*buf++ = val & 0xff;
val >>= 8;
} while (--len && ++loop < 4);
val = I915_READ(GMBUS3 + reg_offset);
do {
*buf++ = val & 0xff;
val >>= 8;
} while (--len && ++loop < 4);
}
return 0;
@ -245,30 +245,30 @@ gmbus_xfer_write(struct drm_i915_private *dev_priv, struct i2c_msg *msg)
int reg_offset = dev_priv->gpio_mmio_base;
u16 len = msg->len;
u8 *buf = msg->buf;
u32 val, loop;
u32 val, loop;
val = loop = 0;
val = loop = 0;
while (len && loop < 4) {
val |= *buf++ << (8 * loop++);
len -= 1;
}
I915_WRITE(GMBUS3 + reg_offset, val);
I915_WRITE(GMBUS1 + reg_offset,
I915_WRITE(GMBUS3 + reg_offset, val);
I915_WRITE(GMBUS1 + reg_offset,
GMBUS_CYCLE_WAIT |
(msg->len << GMBUS_BYTE_COUNT_SHIFT) |
(msg->addr << GMBUS_SLAVE_ADDR_SHIFT) |
GMBUS_SLAVE_WRITE | GMBUS_SW_RDY);
while (len) {
GMBUS_SLAVE_WRITE | GMBUS_SW_RDY);
while (len) {
int ret;
u32 gmbus2;
val = loop = 0;
do {
val |= *buf++ << (8 * loop);
} while (--len && ++loop < 4);
val = loop = 0;
do {
val |= *buf++ << (8 * loop);
} while (--len && ++loop < 4);
I915_WRITE(GMBUS3 + reg_offset, val);
I915_WRITE(GMBUS3 + reg_offset, val);
ret = wait_for((gmbus2 = I915_READ(GMBUS2 + reg_offset)) &
(GMBUS_SATOER | GMBUS_HW_RDY),
@ -338,7 +338,7 @@ gmbus_xfer(struct i2c_adapter *adapter,
if (bus->force_bit) {
ret = i2c_bit_algo.master_xfer(adapter, msgs, num);
goto out;
}
}
reg_offset = dev_priv->gpio_mmio_base;
@ -432,7 +432,7 @@ timeout:
I915_WRITE(GMBUS0 + reg_offset, 0);
/* Hardware may not support GMBUS over these pins? Try GPIO bitbanging instead. */
bus->force_bit = true;
bus->force_bit = 1;
ret = i2c_bit_algo.master_xfer(adapter, msgs, num);
out:
@ -491,10 +491,13 @@ int intel_setup_gmbus(struct drm_device *dev)
/* gmbus seems to be broken on i830 */
if (IS_I830(dev))
bus->force_bit = true;
bus->force_bit = 1;
intel_gpio_setup(bus, port);
ret = i2c_add_adapter(&bus->adapter);
if (ret)
goto err;
}
intel_i2c_reset(dev_priv->dev);
@ -502,10 +505,10 @@ int intel_setup_gmbus(struct drm_device *dev)
return 0;
err:
// while (--i) {
// struct intel_gmbus *bus = &dev_priv->gmbus[i];
// i2c_del_adapter(&bus->adapter);
// }
while (--i) {
struct intel_gmbus *bus = &dev_priv->gmbus[i];
i2c_del_adapter(&bus->adapter);
}
return ret;
}
@ -529,7 +532,10 @@ void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit)
{
struct intel_gmbus *bus = to_intel_gmbus(adapter);
bus->force_bit = force_bit;
bus->force_bit += force_bit ? 1 : -1;
DRM_DEBUG_KMS("%sabling bit-banging on %s. force bit now %d\n",
force_bit ? "en" : "dis", adapter->name,
bus->force_bit);
}
void intel_teardown_gmbus(struct drm_device *dev)
@ -539,6 +545,6 @@ void intel_teardown_gmbus(struct drm_device *dev)
for (i = 0; i < GMBUS_NUM_PORTS; i++) {
struct intel_gmbus *bus = &dev_priv->gmbus[i];
// i2c_del_adapter(&bus->adapter);
i2c_del_adapter(&bus->adapter);
}
}

225
drivers/video/drm/i915/intel_lvds.c
View File

@ -40,28 +40,30 @@
//#include <linux/acpi.h>
/* Private structure for the integrated LVDS support */
struct intel_lvds {
struct intel_lvds_connector {
struct intel_connector base;
// struct notifier_block lid_notifier;
};
struct intel_lvds_encoder {
struct intel_encoder base;
struct edid *edid;
int fitting_mode;
u32 pfit_control;
u32 pfit_pgm_ratios;
bool pfit_dirty;
struct drm_display_mode *fixed_mode;
struct intel_lvds_connector *attached_connector;
};
static struct intel_lvds *to_intel_lvds(struct drm_encoder *encoder)
static struct intel_lvds_encoder *to_lvds_encoder(struct drm_encoder *encoder)
{
return container_of(encoder, struct intel_lvds, base.base);
return container_of(encoder, struct intel_lvds_encoder, base.base);
}
static struct intel_lvds *intel_attached_lvds(struct drm_connector *connector)
static struct intel_lvds_connector *to_lvds_connector(struct drm_connector *connector)
{
return container_of(intel_attached_encoder(connector),
struct intel_lvds, base);
return container_of(connector, struct intel_lvds_connector, base.base);
}
static bool intel_lvds_get_hw_state(struct intel_encoder *encoder,
@ -96,7 +98,7 @@ static bool intel_lvds_get_hw_state(struct intel_encoder *encoder,
static void intel_enable_lvds(struct intel_encoder *encoder)
{
struct drm_device *dev = encoder->base.dev;
struct intel_lvds *intel_lvds = to_intel_lvds(&encoder->base);
struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
struct drm_i915_private *dev_priv = dev->dev_private;
u32 ctl_reg, lvds_reg, stat_reg;
@ -113,7 +115,7 @@ static void intel_enable_lvds(struct intel_encoder *encoder)
I915_WRITE(lvds_reg, I915_READ(lvds_reg) | LVDS_PORT_EN);
if (intel_lvds->pfit_dirty) {
if (lvds_encoder->pfit_dirty) {
/*
* Enable automatic panel scaling so that non-native modes
* fill the screen. The panel fitter should only be
@ -121,12 +123,12 @@ static void intel_enable_lvds(struct intel_encoder *encoder)
* register description and PRM.
*/
DRM_DEBUG_KMS("applying panel-fitter: %x, %x\n",
intel_lvds->pfit_control,
intel_lvds->pfit_pgm_ratios);
lvds_encoder->pfit_control,
lvds_encoder->pfit_pgm_ratios);
I915_WRITE(PFIT_PGM_RATIOS, intel_lvds->pfit_pgm_ratios);
I915_WRITE(PFIT_CONTROL, intel_lvds->pfit_control);
intel_lvds->pfit_dirty = false;
I915_WRITE(PFIT_PGM_RATIOS, lvds_encoder->pfit_pgm_ratios);
I915_WRITE(PFIT_CONTROL, lvds_encoder->pfit_control);
lvds_encoder->pfit_dirty = false;
}
I915_WRITE(ctl_reg, I915_READ(ctl_reg) | POWER_TARGET_ON);
@ -140,7 +142,7 @@ static void intel_enable_lvds(struct intel_encoder *encoder)
static void intel_disable_lvds(struct intel_encoder *encoder)
{
struct drm_device *dev = encoder->base.dev;
struct intel_lvds *intel_lvds = to_intel_lvds(&encoder->base);
struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
struct drm_i915_private *dev_priv = dev->dev_private;
u32 ctl_reg, lvds_reg, stat_reg;
@ -160,9 +162,9 @@ static void intel_disable_lvds(struct intel_encoder *encoder)
if (wait_for((I915_READ(stat_reg) & PP_ON) == 0, 1000))
DRM_ERROR("timed out waiting for panel to power off\n");
if (intel_lvds->pfit_control) {
if (lvds_encoder->pfit_control) {
I915_WRITE(PFIT_CONTROL, 0);
intel_lvds->pfit_dirty = true;
lvds_encoder->pfit_dirty = true;
}
I915_WRITE(lvds_reg, I915_READ(lvds_reg) & ~LVDS_PORT_EN);
@ -172,8 +174,8 @@ static void intel_disable_lvds(struct intel_encoder *encoder)
static int intel_lvds_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct intel_lvds *intel_lvds = intel_attached_lvds(connector);
struct drm_display_mode *fixed_mode = intel_lvds->fixed_mode;
struct intel_connector *intel_connector = to_intel_connector(connector);
struct drm_display_mode *fixed_mode = intel_connector->panel.fixed_mode;
if (mode->hdisplay > fixed_mode->hdisplay)
return MODE_PANEL;
@ -249,8 +251,10 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
{
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_lvds *intel_lvds = to_intel_lvds(encoder);
struct intel_crtc *intel_crtc = intel_lvds->base.new_crtc;
struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(encoder);
struct intel_connector *intel_connector =
&lvds_encoder->attached_connector->base;
struct intel_crtc *intel_crtc = lvds_encoder->base.new_crtc;
u32 pfit_control = 0, pfit_pgm_ratios = 0, border = 0;
int pipe;
@ -260,7 +264,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
return false;
}
if (intel_encoder_check_is_cloned(&intel_lvds->base))
if (intel_encoder_check_is_cloned(&lvds_encoder->base))
return false;
/*
@ -269,10 +273,12 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
* with the panel scaling set up to source from the H/VDisplay
* of the original mode.
*/
intel_fixed_panel_mode(intel_lvds->fixed_mode, adjusted_mode);
intel_fixed_panel_mode(intel_connector->panel.fixed_mode,
adjusted_mode);
if (HAS_PCH_SPLIT(dev)) {
intel_pch_panel_fitting(dev, intel_lvds->fitting_mode,
intel_pch_panel_fitting(dev,
intel_connector->panel.fitting_mode,
mode, adjusted_mode);
return true;
}
@ -298,7 +304,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
drm_mode_set_crtcinfo(adjusted_mode, 0);
switch (intel_lvds->fitting_mode) {
switch (intel_connector->panel.fitting_mode) {
case DRM_MODE_SCALE_CENTER:
/*
* For centered modes, we have to calculate border widths &
@ -396,11 +402,11 @@ out:
if (INTEL_INFO(dev)->gen < 4 && dev_priv->lvds_dither)
pfit_control |= PANEL_8TO6_DITHER_ENABLE;
if (pfit_control != intel_lvds->pfit_control ||
pfit_pgm_ratios != intel_lvds->pfit_pgm_ratios) {
intel_lvds->pfit_control = pfit_control;
intel_lvds->pfit_pgm_ratios = pfit_pgm_ratios;
intel_lvds->pfit_dirty = true;
if (pfit_control != lvds_encoder->pfit_control ||
pfit_pgm_ratios != lvds_encoder->pfit_pgm_ratios) {
lvds_encoder->pfit_control = pfit_control;
lvds_encoder->pfit_pgm_ratios = pfit_pgm_ratios;
lvds_encoder->pfit_dirty = true;
}
dev_priv->lvds_border_bits = border;
@ -449,14 +455,15 @@ intel_lvds_detect(struct drm_connector *connector, bool force)
*/
static int intel_lvds_get_modes(struct drm_connector *connector)
{
struct intel_lvds *intel_lvds = intel_attached_lvds(connector);
struct intel_lvds_connector *lvds_connector = to_lvds_connector(connector);
struct drm_device *dev = connector->dev;
struct drm_display_mode *mode;
if (intel_lvds->edid)
return drm_add_edid_modes(connector, intel_lvds->edid);
/* use cached edid if we have one */
if (!IS_ERR_OR_NULL(lvds_connector->base.edid))
return drm_add_edid_modes(connector, lvds_connector->base.edid);
mode = drm_mode_duplicate(dev, intel_lvds->fixed_mode);
mode = drm_mode_duplicate(dev, lvds_connector->base.panel.fixed_mode);
if (mode == NULL)
return 0;
@ -497,10 +504,11 @@ static const struct dmi_system_id intel_no_modeset_on_lid[] = {
static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
void *unused)
{
struct drm_i915_private *dev_priv =
container_of(nb, struct drm_i915_private, lid_notifier);
struct drm_device *dev = dev_priv->dev;
struct drm_connector *connector = dev_priv->int_lvds_connector;
struct intel_lvds_connector *lvds_connector =
container_of(nb, struct intel_lvds_connector, lid_notifier);
struct drm_connector *connector = &lvds_connector->base.base;
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
if (dev->switch_power_state != DRM_SWITCH_POWER_ON)
return NOTIFY_OK;
@ -509,9 +517,7 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
* check and update the status of LVDS connector after receiving
* the LID nofication event.
*/
if (connector)
connector->status = connector->funcs->detect(connector,
false);
connector->status = connector->funcs->detect(connector, false);
/* Don't force modeset on machines where it causes a GPU lockup */
if (dmi_check_system(intel_no_modeset_on_lid))
@ -527,7 +533,7 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
dev_priv->modeset_on_lid = 0;
mutex_lock(&dev->mode_config.mutex);
intel_modeset_check_state(dev);
intel_modeset_setup_hw_state(dev, true);
mutex_unlock(&dev->mode_config.mutex);
return NOTIFY_OK;
@ -543,13 +549,16 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
*/
static void intel_lvds_destroy(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_lvds_connector *lvds_connector =
to_lvds_connector(connector);
intel_panel_destroy_backlight(dev);
// if (dev_priv->lid_notifier.notifier_call)
// acpi_lid_notifier_unregister(&dev_priv->lid_notifier);
if (!IS_ERR_OR_NULL(lvds_connector->base.edid))
kfree(lvds_connector->base.edid);
intel_panel_destroy_backlight(connector->dev);
intel_panel_fini(&lvds_connector->base.panel);
drm_sysfs_connector_remove(connector);
drm_connector_cleanup(connector);
kfree(connector);
@ -559,22 +568,24 @@ static int intel_lvds_set_property(struct drm_connector *connector,
struct drm_property *property,
uint64_t value)
{
struct intel_lvds *intel_lvds = intel_attached_lvds(connector);
struct intel_connector *intel_connector = to_intel_connector(connector);
struct drm_device *dev = connector->dev;
if (property == dev->mode_config.scaling_mode_property) {
struct drm_crtc *crtc = intel_lvds->base.base.crtc;
struct drm_crtc *crtc;
if (value == DRM_MODE_SCALE_NONE) {
DRM_DEBUG_KMS("no scaling not supported\n");
return -EINVAL;
}
if (intel_lvds->fitting_mode == value) {
if (intel_connector->panel.fitting_mode == value) {
/* the LVDS scaling property is not changed */
return 0;
}
intel_lvds->fitting_mode = value;
intel_connector->panel.fitting_mode = value;
crtc = intel_attached_encoder(connector)->base.crtc;
if (crtc && crtc->enabled) {
/*
* If the CRTC is enabled, the display will be changed
@ -763,14 +774,6 @@ static const struct dmi_system_id intel_no_lvds[] = {
DMI_MATCH(DMI_BOARD_NAME, "MS-7469"),
},
},
{
.callback = intel_no_lvds_dmi_callback,
.ident = "ZOTAC ZBOXSD-ID12/ID13",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ZOTAC"),
DMI_MATCH(DMI_BOARD_NAME, "ZBOXSD-ID12/ID13"),
},
},
{
.callback = intel_no_lvds_dmi_callback,
.ident = "Gigabyte GA-D525TUD",
@ -914,12 +917,15 @@ static bool intel_lvds_supported(struct drm_device *dev)
bool intel_lvds_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_lvds *intel_lvds;
struct intel_lvds_encoder *lvds_encoder;
struct intel_encoder *intel_encoder;
struct intel_lvds_connector *lvds_connector;
struct intel_connector *intel_connector;
struct drm_connector *connector;
struct drm_encoder *encoder;
struct drm_display_mode *scan; /* *modes, *bios_mode; */
struct drm_display_mode *fixed_mode = NULL;
struct edid *edid;
struct drm_crtc *crtc;
u32 lvds;
int pipe;
@ -947,23 +953,25 @@ bool intel_lvds_init(struct drm_device *dev)
}
}
intel_lvds = kzalloc(sizeof(struct intel_lvds), GFP_KERNEL);
if (!intel_lvds) {
lvds_encoder = kzalloc(sizeof(struct intel_lvds_encoder), GFP_KERNEL);
if (!lvds_encoder)
return false;
lvds_connector = kzalloc(sizeof(struct intel_lvds_connector), GFP_KERNEL);
if (!lvds_connector) {
kfree(lvds_encoder);
return false;
}
intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
if (!intel_connector) {
kfree(intel_lvds);
return false;
}
lvds_encoder->attached_connector = lvds_connector;
if (!HAS_PCH_SPLIT(dev)) {
intel_lvds->pfit_control = I915_READ(PFIT_CONTROL);
lvds_encoder->pfit_control = I915_READ(PFIT_CONTROL);
}
intel_encoder = &intel_lvds->base;
intel_encoder = &lvds_encoder->base;
encoder = &intel_encoder->base;
intel_connector = &lvds_connector->base;
connector = &intel_connector->base;
drm_connector_init(dev, &intel_connector->base, &intel_lvds_connector_funcs,
DRM_MODE_CONNECTOR_LVDS);
@ -995,14 +1003,10 @@ bool intel_lvds_init(struct drm_device *dev)
/* create the scaling mode property */
drm_mode_create_scaling_mode_property(dev);
/*
* the initial panel fitting mode will be FULL_SCREEN.
*/
drm_connector_attach_property(&intel_connector->base,
drm_object_attach_property(&connector->base,
dev->mode_config.scaling_mode_property,
DRM_MODE_SCALE_ASPECT);
intel_lvds->fitting_mode = DRM_MODE_SCALE_ASPECT;
intel_connector->panel.fitting_mode = DRM_MODE_SCALE_ASPECT;
/*
* LVDS discovery:
* 1) check for EDID on DDC
@ -1017,20 +1021,21 @@ bool intel_lvds_init(struct drm_device *dev)
* Attempt to get the fixed panel mode from DDC. Assume that the
* preferred mode is the right one.
*/
intel_lvds->edid = drm_get_edid(connector,
intel_gmbus_get_adapter(dev_priv,
pin));
if (intel_lvds->edid) {
if (drm_add_edid_modes(connector,
intel_lvds->edid)) {
edid = drm_get_edid(connector, intel_gmbus_get_adapter(dev_priv, pin));
if (edid) {
if (drm_add_edid_modes(connector, edid)) {
drm_mode_connector_update_edid_property(connector,
intel_lvds->edid);
edid);
} else {
kfree(intel_lvds->edid);
intel_lvds->edid = NULL;
kfree(edid);
edid = ERR_PTR(-EINVAL);
}
} else {
edid = ERR_PTR(-ENOENT);
}
if (!intel_lvds->edid) {
lvds_connector->base.edid = edid;
if (IS_ERR_OR_NULL(edid)) {
/* Didn't get an EDID, so
* Set wide sync ranges so we get all modes
* handed to valid_mode for checking
@ -1043,22 +1048,26 @@ bool intel_lvds_init(struct drm_device *dev)
list_for_each_entry(scan, &connector->probed_modes, head) {
if (scan->type & DRM_MODE_TYPE_PREFERRED) {
intel_lvds->fixed_mode =
drm_mode_duplicate(dev, scan);
intel_find_lvds_downclock(dev,
intel_lvds->fixed_mode,
DRM_DEBUG_KMS("using preferred mode from EDID: ");
drm_mode_debug_printmodeline(scan);
fixed_mode = drm_mode_duplicate(dev, scan);
if (fixed_mode) {
intel_find_lvds_downclock(dev, fixed_mode,
connector);
goto out;
}
}
}
/* Failed to get EDID, what about VBT? */
if (dev_priv->lfp_lvds_vbt_mode) {
intel_lvds->fixed_mode =
drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode);
if (intel_lvds->fixed_mode) {
intel_lvds->fixed_mode->type |=
DRM_MODE_TYPE_PREFERRED;
DRM_DEBUG_KMS("using mode from VBT: ");
drm_mode_debug_printmodeline(dev_priv->lfp_lvds_vbt_mode);
fixed_mode = drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode);
if (fixed_mode) {
fixed_mode->type |= DRM_MODE_TYPE_PREFERRED;
goto out;
}
}
@ -1078,16 +1087,17 @@ bool intel_lvds_init(struct drm_device *dev)
crtc = intel_get_crtc_for_pipe(dev, pipe);
if (crtc && (lvds & LVDS_PORT_EN)) {
intel_lvds->fixed_mode = intel_crtc_mode_get(dev, crtc);
if (intel_lvds->fixed_mode) {
intel_lvds->fixed_mode->type |=
DRM_MODE_TYPE_PREFERRED;
fixed_mode = intel_crtc_mode_get(dev, crtc);
if (fixed_mode) {
DRM_DEBUG_KMS("using current (BIOS) mode: ");
drm_mode_debug_printmodeline(fixed_mode);
fixed_mode->type |= DRM_MODE_TYPE_PREFERRED;
goto out;
}
}
/* If we still don't have a mode after all that, give up. */
if (!intel_lvds->fixed_mode)
if (!fixed_mode)
goto failed;
out:
@ -1107,11 +1117,10 @@ out:
// DRM_DEBUG_KMS("lid notifier registration failed\n");
// dev_priv->lid_notifier.notifier_call = NULL;
// }
/* keep the LVDS connector */
dev_priv->int_lvds_connector = connector;
drm_sysfs_connector_add(connector);
intel_panel_setup_backlight(dev);
intel_panel_init(&intel_connector->panel, fixed_mode);
intel_panel_setup_backlight(connector);
return true;
@ -1119,7 +1128,9 @@ failed:
DRM_DEBUG_KMS("No LVDS modes found, disabling.\n");
drm_connector_cleanup(connector);
drm_encoder_cleanup(encoder);
kfree(intel_lvds);
kfree(intel_connector);
if (fixed_mode)
drm_mode_destroy(dev, fixed_mode);
kfree(lvds_encoder);
kfree(lvds_connector);
return false;
}

11
drivers/video/drm/i915/intel_modes.c
View File

@ -45,7 +45,6 @@ int intel_connector_update_modes(struct drm_connector *connector,
drm_mode_connector_update_edid_property(connector, edid);
ret = drm_add_edid_modes(connector, edid);
drm_edid_to_eld(connector, edid);
kfree(edid);
return ret;
}
@ -61,12 +60,16 @@ int intel_ddc_get_modes(struct drm_connector *connector,
struct i2c_adapter *adapter)
{
struct edid *edid;
int ret;
edid = drm_get_edid(connector, adapter);
if (!edid)
return 0;
return intel_connector_update_modes(connector, edid);
ret = intel_connector_update_modes(connector, edid);
kfree(edid);
return ret;
}
static const struct drm_prop_enum_list force_audio_names[] = {
@ -94,7 +97,7 @@ intel_attach_force_audio_property(struct drm_connector *connector)
dev_priv->force_audio_property = prop;
}
drm_connector_attach_property(connector, prop, 0);
drm_object_attach_property(&connector->base, prop, 0);
#endif
}
@ -122,6 +125,6 @@ intel_attach_broadcast_rgb_property(struct drm_connector *connector)
dev_priv->broadcast_rgb_property = prop;
}
drm_connector_attach_property(connector, prop, 0);
drm_object_attach_property(&connector->base, prop, 0);
#endif
}

84
drivers/video/drm/i915/intel_panel.c
View File

@ -130,32 +130,34 @@ static int is_backlight_combination_mode(struct drm_device *dev)
return 0;
}
static u32 i915_read_blc_pwm_ctl(struct drm_i915_private *dev_priv)
static u32 i915_read_blc_pwm_ctl(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 val;
/* Restore the CTL value if it lost, e.g. GPU reset */
if (HAS_PCH_SPLIT(dev_priv->dev)) {
val = I915_READ(BLC_PWM_PCH_CTL2);
if (dev_priv->saveBLC_PWM_CTL2 == 0) {
dev_priv->saveBLC_PWM_CTL2 = val;
if (dev_priv->regfile.saveBLC_PWM_CTL2 == 0) {
dev_priv->regfile.saveBLC_PWM_CTL2 = val;
} else if (val == 0) {
I915_WRITE(BLC_PWM_PCH_CTL2,
dev_priv->saveBLC_PWM_CTL2);
val = dev_priv->saveBLC_PWM_CTL2;
val = dev_priv->regfile.saveBLC_PWM_CTL2;
I915_WRITE(BLC_PWM_PCH_CTL2, val);
}
} else {
val = I915_READ(BLC_PWM_CTL);
if (dev_priv->saveBLC_PWM_CTL == 0) {
dev_priv->saveBLC_PWM_CTL = val;
dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2);
if (dev_priv->regfile.saveBLC_PWM_CTL == 0) {
dev_priv->regfile.saveBLC_PWM_CTL = val;
if (INTEL_INFO(dev)->gen >= 4)
dev_priv->regfile.saveBLC_PWM_CTL2 =
I915_READ(BLC_PWM_CTL2);
} else if (val == 0) {
I915_WRITE(BLC_PWM_CTL,
dev_priv->saveBLC_PWM_CTL);
val = dev_priv->regfile.saveBLC_PWM_CTL;
I915_WRITE(BLC_PWM_CTL, val);
if (INTEL_INFO(dev)->gen >= 4)
I915_WRITE(BLC_PWM_CTL2,
dev_priv->saveBLC_PWM_CTL2);
val = dev_priv->saveBLC_PWM_CTL;
dev_priv->regfile.saveBLC_PWM_CTL2);
}
}
@ -164,10 +166,9 @@ static u32 i915_read_blc_pwm_ctl(struct drm_i915_private *dev_priv)
static u32 _intel_panel_get_max_backlight(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 max;
max = i915_read_blc_pwm_ctl(dev_priv);
max = i915_read_blc_pwm_ctl(dev);
if (HAS_PCH_SPLIT(dev)) {
max >>= 16;
@ -374,26 +375,23 @@ static void intel_panel_init_backlight(struct drm_device *dev)
enum drm_connector_status
intel_panel_detect(struct drm_device *dev)
{
#if 0
struct drm_i915_private *dev_priv = dev->dev_private;
#endif
if (i915_panel_ignore_lid)
return i915_panel_ignore_lid > 0 ?
connector_status_connected :
connector_status_disconnected;
/* opregion lid state on HP 2540p is wrong at boot up,
* appears to be either the BIOS or Linux ACPI fault */
#if 0
/* Assume that the BIOS does not lie through the OpRegion... */
if (dev_priv->opregion.lid_state)
if (!i915_panel_ignore_lid && dev_priv->opregion.lid_state) {
return ioread32(dev_priv->opregion.lid_state) & 0x1 ?
connector_status_connected :
connector_status_disconnected;
#endif
}
switch (i915_panel_ignore_lid) {
case -2:
return connector_status_connected;
case -1:
return connector_status_disconnected;
default:
return connector_status_unknown;
}
}
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
@ -416,21 +414,14 @@ static const struct backlight_ops intel_panel_bl_ops = {
.get_brightness = intel_panel_get_brightness,
};
int intel_panel_setup_backlight(struct drm_device *dev)
int intel_panel_setup_backlight(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct backlight_properties props;
struct drm_connector *connector;
intel_panel_init_backlight(dev);
if (dev_priv->int_lvds_connector)
connector = dev_priv->int_lvds_connector;
else if (dev_priv->int_edp_connector)
connector = dev_priv->int_edp_connector;
else
return -ENODEV;
memset(&props, 0, sizeof(props));
props.type = BACKLIGHT_RAW;
props.max_brightness = _intel_panel_get_max_backlight(dev);
@ -460,9 +451,9 @@ void intel_panel_destroy_backlight(struct drm_device *dev)
backlight_device_unregister(dev_priv->backlight);
}
#else
int intel_panel_setup_backlight(struct drm_device *dev)
int intel_panel_setup_backlight(struct drm_connector *connector)
{
intel_panel_init_backlight(dev);
intel_panel_init_backlight(connector->dev);
return 0;
}
@ -471,3 +462,20 @@ void intel_panel_destroy_backlight(struct drm_device *dev)
return;
}
#endif
int intel_panel_init(struct intel_panel *panel,
struct drm_display_mode *fixed_mode)
{
panel->fixed_mode = fixed_mode;
return 0;
}
void intel_panel_fini(struct intel_panel *panel)
{
struct intel_connector *intel_connector =
container_of(panel, struct intel_connector, panel);
if (panel->fixed_mode)
drm_mode_destroy(intel_connector->base.dev, panel->fixed_mode);
}

699
drivers/video/drm/i915/intel_pm.c
View File

File diff suppressed because it is too large Load Diff

375
drivers/video/drm/i915/intel_ringbuffer.c
View File

@ -47,7 +47,7 @@ struct pipe_control {
static inline int ring_space(struct intel_ring_buffer *ring)
{
int space = (ring->head & HEAD_ADDR) - (ring->tail + 8);
int space = (ring->head & HEAD_ADDR) - (ring->tail + I915_RING_FREE_SPACE);
if (space < 0)
space += ring->size;
return space;
@ -247,7 +247,7 @@ gen6_render_ring_flush(struct intel_ring_buffer *ring,
/*
* TLB invalidate requires a post-sync write.
*/
flags |= PIPE_CONTROL_QW_WRITE;
flags |= PIPE_CONTROL_QW_WRITE | PIPE_CONTROL_CS_STALL;
}
ret = intel_ring_begin(ring, 4);
@ -461,7 +461,7 @@ init_pipe_control(struct intel_ring_buffer *ring)
goto err_unref;
pc->gtt_offset = obj->gtt_offset;
pc->cpu_page = (void*)MapIoMem((addr_t)obj->pages.page[0], 4096, PG_SW);
pc->cpu_page = (void*)MapIoMem((addr_t)sg_page(obj->pages->sgl),4096, PG_SW);
if (pc->cpu_page == NULL)
goto err_unpin;
@ -502,13 +502,25 @@ static int init_render_ring(struct intel_ring_buffer *ring)
struct drm_i915_private *dev_priv = dev->dev_private;
int ret = init_ring_common(ring);
if (INTEL_INFO(dev)->gen > 3) {
if (INTEL_INFO(dev)->gen > 3)
I915_WRITE(MI_MODE, _MASKED_BIT_ENABLE(VS_TIMER_DISPATCH));
/* We need to disable the AsyncFlip performance optimisations in order
* to use MI_WAIT_FOR_EVENT within the CS. It should already be
* programmed to '1' on all products.
*/
if (INTEL_INFO(dev)->gen >= 6)
I915_WRITE(MI_MODE, _MASKED_BIT_ENABLE(ASYNC_FLIP_PERF_DISABLE));
/* Required for the hardware to program scanline values for waiting */
if (INTEL_INFO(dev)->gen == 6)
I915_WRITE(GFX_MODE,
_MASKED_BIT_ENABLE(GFX_TLB_INVALIDATE_ALWAYS));
if (IS_GEN7(dev))
I915_WRITE(GFX_MODE_GEN7,
_MASKED_BIT_DISABLE(GFX_TLB_INVALIDATE_ALWAYS) |
_MASKED_BIT_ENABLE(GFX_REPLAY_MODE));
}
if (INTEL_INFO(dev)->gen >= 5) {
ret = init_pipe_control(ring);
@ -552,15 +564,11 @@ static void render_ring_cleanup(struct intel_ring_buffer *ring)
static void
update_mboxes(struct intel_ring_buffer *ring,
u32 seqno,
u32 mmio_offset)
{
intel_ring_emit(ring, MI_SEMAPHORE_MBOX |
MI_SEMAPHORE_GLOBAL_GTT |
MI_SEMAPHORE_REGISTER |
MI_SEMAPHORE_UPDATE);
intel_ring_emit(ring, seqno);
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit(ring, mmio_offset);
intel_ring_emit(ring, ring->outstanding_lazy_request);
}
/**
@ -573,8 +581,7 @@ update_mboxes(struct intel_ring_buffer *ring,
* This acts like a signal in the canonical semaphore.
*/
static int
gen6_add_request(struct intel_ring_buffer *ring,
u32 *seqno)
gen6_add_request(struct intel_ring_buffer *ring)
{
u32 mbox1_reg;
u32 mbox2_reg;
@ -587,13 +594,11 @@ gen6_add_request(struct intel_ring_buffer *ring,
mbox1_reg = ring->signal_mbox[0];
mbox2_reg = ring->signal_mbox[1];
*seqno = i915_gem_next_request_seqno(ring);
update_mboxes(ring, *seqno, mbox1_reg);
update_mboxes(ring, *seqno, mbox2_reg);
update_mboxes(ring, mbox1_reg);
update_mboxes(ring, mbox2_reg);
intel_ring_emit(ring, MI_STORE_DWORD_INDEX);
intel_ring_emit(ring, I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
intel_ring_emit(ring, *seqno);
intel_ring_emit(ring, ring->outstanding_lazy_request);
intel_ring_emit(ring, MI_USER_INTERRUPT);
intel_ring_advance(ring);
@ -650,10 +655,8 @@ do { \
} while (0)
static int
pc_render_add_request(struct intel_ring_buffer *ring,
u32 *result)
pc_render_add_request(struct intel_ring_buffer *ring)
{
u32 seqno = i915_gem_next_request_seqno(ring);
struct pipe_control *pc = ring->private;
u32 scratch_addr = pc->gtt_offset + 128;
int ret;
@ -674,7 +677,7 @@ pc_render_add_request(struct intel_ring_buffer *ring,
PIPE_CONTROL_WRITE_FLUSH |
PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE);
intel_ring_emit(ring, pc->gtt_offset | PIPE_CONTROL_GLOBAL_GTT);
intel_ring_emit(ring, seqno);
intel_ring_emit(ring, ring->outstanding_lazy_request);
intel_ring_emit(ring, 0);
PIPE_CONTROL_FLUSH(ring, scratch_addr);
scratch_addr += 128; /* write to separate cachelines */
@ -693,11 +696,10 @@ pc_render_add_request(struct intel_ring_buffer *ring,
PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE |
PIPE_CONTROL_NOTIFY);
intel_ring_emit(ring, pc->gtt_offset | PIPE_CONTROL_GLOBAL_GTT);
intel_ring_emit(ring, seqno);
intel_ring_emit(ring, ring->outstanding_lazy_request);
intel_ring_emit(ring, 0);
intel_ring_advance(ring);
*result = seqno;
return 0;
}
@ -885,25 +887,20 @@ bsd_ring_flush(struct intel_ring_buffer *ring,
}
static int
i9xx_add_request(struct intel_ring_buffer *ring,
u32 *result)
i9xx_add_request(struct intel_ring_buffer *ring)
{
u32 seqno;
int ret;
ret = intel_ring_begin(ring, 4);
if (ret)
return ret;
seqno = i915_gem_next_request_seqno(ring);
intel_ring_emit(ring, MI_STORE_DWORD_INDEX);
intel_ring_emit(ring, I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
intel_ring_emit(ring, seqno);
intel_ring_emit(ring, ring->outstanding_lazy_request);
intel_ring_emit(ring, MI_USER_INTERRUPT);
intel_ring_advance(ring);
*result = seqno;
return 0;
}
@ -961,7 +958,9 @@ gen6_ring_put_irq(struct intel_ring_buffer *ring)
}
static int
i965_dispatch_execbuffer(struct intel_ring_buffer *ring, u32 offset, u32 length)
i965_dispatch_execbuffer(struct intel_ring_buffer *ring,
u32 offset, u32 length,
unsigned flags)
{
int ret;
@ -972,35 +971,71 @@ i965_dispatch_execbuffer(struct intel_ring_buffer *ring, u32 offset, u32 length)
intel_ring_emit(ring,
MI_BATCH_BUFFER_START |
MI_BATCH_GTT |
MI_BATCH_NON_SECURE_I965);
(flags & I915_DISPATCH_SECURE ? 0 : MI_BATCH_NON_SECURE_I965));
intel_ring_emit(ring, offset);
intel_ring_advance(ring);
return 0;
}
/* Just userspace ABI convention to limit the wa batch bo to a resonable size */
#define I830_BATCH_LIMIT (256*1024)
static int
i830_dispatch_execbuffer(struct intel_ring_buffer *ring,
u32 offset, u32 len)
u32 offset, u32 len,
unsigned flags)
{
int ret;
if (flags & I915_DISPATCH_PINNED) {
ret = intel_ring_begin(ring, 4);
if (ret)
return ret;
intel_ring_emit(ring, MI_BATCH_BUFFER);
intel_ring_emit(ring, offset | MI_BATCH_NON_SECURE);
intel_ring_emit(ring, offset | (flags & I915_DISPATCH_SECURE ? 0 : MI_BATCH_NON_SECURE));
intel_ring_emit(ring, offset + len - 8);
intel_ring_emit(ring, MI_NOOP);
intel_ring_advance(ring);
} else {
struct drm_i915_gem_object *obj = ring->private;
u32 cs_offset = obj->gtt_offset;
if (len > I830_BATCH_LIMIT)
return -ENOSPC;
ret = intel_ring_begin(ring, 9+3);
if (ret)
return ret;
/* Blit the batch (which has now all relocs applied) to the stable batch
* scratch bo area (so that the CS never stumbles over its tlb
* invalidation bug) ... */
intel_ring_emit(ring, XY_SRC_COPY_BLT_CMD |
XY_SRC_COPY_BLT_WRITE_ALPHA |
XY_SRC_COPY_BLT_WRITE_RGB);
intel_ring_emit(ring, BLT_DEPTH_32 | BLT_ROP_GXCOPY | 4096);
intel_ring_emit(ring, 0);
intel_ring_emit(ring, (DIV_ROUND_UP(len, 4096) << 16) | 1024);
intel_ring_emit(ring, cs_offset);
intel_ring_emit(ring, 0);
intel_ring_emit(ring, 4096);
intel_ring_emit(ring, offset);
intel_ring_emit(ring, MI_FLUSH);
/* ... and execute it. */
intel_ring_emit(ring, MI_BATCH_BUFFER);
intel_ring_emit(ring, cs_offset | (flags & I915_DISPATCH_SECURE ? 0 : MI_BATCH_NON_SECURE));
intel_ring_emit(ring, cs_offset + len - 8);
intel_ring_advance(ring);
}
return 0;
}
static int
i915_dispatch_execbuffer(struct intel_ring_buffer *ring,
u32 offset, u32 len)
u32 offset, u32 len,
unsigned flags)
{
int ret;
@ -1009,7 +1044,7 @@ i915_dispatch_execbuffer(struct intel_ring_buffer *ring,
return ret;
intel_ring_emit(ring, MI_BATCH_BUFFER_START | MI_BATCH_GTT);
intel_ring_emit(ring, offset | MI_BATCH_NON_SECURE);
intel_ring_emit(ring, offset | (flags & I915_DISPATCH_SECURE ? 0 : MI_BATCH_NON_SECURE));
intel_ring_advance(ring);
return 0;
@ -1050,7 +1085,7 @@ static int init_status_page(struct intel_ring_buffer *ring)
}
ring->status_page.gfx_addr = obj->gtt_offset;
ring->status_page.page_addr = (void*)MapIoMem(obj->pages.page[0],4096,PG_SW);
ring->status_page.page_addr = (void*)MapIoMem((addr_t)sg_page(obj->pages->sgl),4096,PG_SW);
if (ring->status_page.page_addr == NULL) {
ret = -ENOMEM;
goto err_unpin;
@ -1072,6 +1107,29 @@ err:
return ret;
}
static int init_phys_hws_pga(struct intel_ring_buffer *ring)
{
struct drm_i915_private *dev_priv = ring->dev->dev_private;
u32 addr;
if (!dev_priv->status_page_dmah) {
dev_priv->status_page_dmah =
drm_pci_alloc(ring->dev, PAGE_SIZE, PAGE_SIZE);
if (!dev_priv->status_page_dmah)
return -ENOMEM;
}
addr = dev_priv->status_page_dmah->busaddr;
if (INTEL_INFO(ring->dev)->gen >= 4)
addr |= (dev_priv->status_page_dmah->busaddr >> 28) & 0xf0;
I915_WRITE(HWS_PGA, addr);
ring->status_page.page_addr = dev_priv->status_page_dmah->vaddr;
memset(ring->status_page.page_addr, 0, PAGE_SIZE);
return 0;
}
static int intel_init_ring_buffer(struct drm_device *dev,
struct intel_ring_buffer *ring)
{
@ -1083,6 +1141,7 @@ static int intel_init_ring_buffer(struct drm_device *dev,
INIT_LIST_HEAD(&ring->active_list);
INIT_LIST_HEAD(&ring->request_list);
ring->size = 32 * PAGE_SIZE;
memset(ring->sync_seqno, 0, sizeof(ring->sync_seqno));
init_waitqueue_head(&ring->irq_queue);
@ -1090,6 +1149,11 @@ static int intel_init_ring_buffer(struct drm_device *dev,
ret = init_status_page(ring);
if (ret)
return ret;
} else {
BUG_ON(ring->id != RCS);
ret = init_phys_hws_pga(ring);
if (ret)
return ret;
}
obj = i915_gem_alloc_object(dev, ring->size);
@ -1154,7 +1218,7 @@ void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring)
/* Disable the ring buffer. The ring must be idle at this point */
dev_priv = ring->dev->dev_private;
ret = intel_wait_ring_idle(ring);
ret = intel_ring_idle(ring);
if (ret)
DRM_ERROR("failed to quiesce %s whilst cleaning up: %d\n",
ring->name, ret);
@ -1173,28 +1237,6 @@ void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring)
// cleanup_status_page(ring);
}
static int intel_wrap_ring_buffer(struct intel_ring_buffer *ring)
{
uint32_t __iomem *virt;
int rem = ring->size - ring->tail;
if (ring->space < rem) {
int ret = intel_wait_ring_buffer(ring, rem);
if (ret)
return ret;
}
virt = ring->virtual_start + ring->tail;
rem /= 4;
while (rem--)
iowrite32(MI_NOOP, virt++);
ring->tail = 0;
ring->space = ring_space(ring);
return 0;
}
static int intel_ring_wait_seqno(struct intel_ring_buffer *ring, u32 seqno)
{
int ret;
@ -1228,7 +1270,7 @@ static int intel_ring_wait_request(struct intel_ring_buffer *ring, int n)
if (request->tail == -1)
continue;
space = request->tail - (ring->tail + 8);
space = request->tail - (ring->tail + I915_RING_FREE_SPACE);
if (space < 0)
space += ring->size;
if (space >= n) {
@ -1263,7 +1305,7 @@ static int intel_ring_wait_request(struct intel_ring_buffer *ring, int n)
return 0;
}
int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n)
static int ring_wait_for_space(struct intel_ring_buffer *ring, int n)
{
struct drm_device *dev = ring->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@ -1274,7 +1316,7 @@ int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n)
if (ret != -ENOSPC)
return ret;
trace_i915_ring_wait_begin(ring);
/* With GEM the hangcheck timer should kick us out of the loop,
* leaving it early runs the risk of corrupting GEM state (due
* to running on almost untested codepaths). But on resume
@ -1300,6 +1342,60 @@ int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n)
return -EBUSY;
}
static int intel_wrap_ring_buffer(struct intel_ring_buffer *ring)
{
uint32_t __iomem *virt;
int rem = ring->size - ring->tail;
if (ring->space < rem) {
int ret = ring_wait_for_space(ring, rem);
if (ret)
return ret;
}
virt = ring->virtual_start + ring->tail;
rem /= 4;
while (rem--)
iowrite32(MI_NOOP, virt++);
ring->tail = 0;
ring->space = ring_space(ring);
return 0;
}
int intel_ring_idle(struct intel_ring_buffer *ring)
{
u32 seqno;
int ret;
/* We need to add any requests required to flush the objects and ring */
if (ring->outstanding_lazy_request) {
ret = i915_add_request(ring, NULL, NULL);
if (ret)
return ret;
}
/* Wait upon the last request to be completed */
if (list_empty(&ring->request_list))
return 0;
seqno = list_entry(ring->request_list.prev,
struct drm_i915_gem_request,
list)->seqno;
return i915_wait_seqno(ring, seqno);
}
static int
intel_ring_alloc_seqno(struct intel_ring_buffer *ring)
{
if (ring->outstanding_lazy_request)
return 0;
return i915_gem_get_seqno(ring->dev, &ring->outstanding_lazy_request);
}
int intel_ring_begin(struct intel_ring_buffer *ring,
int num_dwords)
{
@ -1311,6 +1407,11 @@ int intel_ring_begin(struct intel_ring_buffer *ring,
if (ret)
return ret;
/* Preallocate the olr before touching the ring */
ret = intel_ring_alloc_seqno(ring);
if (ret)
return ret;
if (unlikely(ring->tail + n > ring->effective_size)) {
ret = intel_wrap_ring_buffer(ring);
if (unlikely(ret))
@ -1318,7 +1419,7 @@ int intel_ring_begin(struct intel_ring_buffer *ring,
}
if (unlikely(ring->space < n)) {
ret = intel_wait_ring_buffer(ring, n);
ret = ring_wait_for_space(ring, n);
if (unlikely(ret))
return ret;
}
@ -1382,19 +1483,48 @@ static int gen6_ring_flush(struct intel_ring_buffer *ring,
return ret;
cmd = MI_FLUSH_DW;
/*
* Bspec vol 1c.5 - video engine command streamer:
* "If ENABLED, all TLBs will be invalidated once the flush
* operation is complete. This bit is only valid when the
* Post-Sync Operation field is a value of 1h or 3h."
*/
if (invalidate & I915_GEM_GPU_DOMAINS)
cmd |= MI_INVALIDATE_TLB | MI_INVALIDATE_BSD;
cmd |= MI_INVALIDATE_TLB | MI_INVALIDATE_BSD |
MI_FLUSH_DW_STORE_INDEX | MI_FLUSH_DW_OP_STOREDW;
intel_ring_emit(ring, cmd);
intel_ring_emit(ring, 0);
intel_ring_emit(ring, I915_GEM_HWS_SCRATCH_ADDR | MI_FLUSH_DW_USE_GTT);
intel_ring_emit(ring, 0);
intel_ring_emit(ring, MI_NOOP);
intel_ring_advance(ring);
return 0;
}
static int
hsw_ring_dispatch_execbuffer(struct intel_ring_buffer *ring,
u32 offset, u32 len,
unsigned flags)
{
int ret;
ret = intel_ring_begin(ring, 2);
if (ret)
return ret;
intel_ring_emit(ring,
MI_BATCH_BUFFER_START | MI_BATCH_PPGTT_HSW |
(flags & I915_DISPATCH_SECURE ? 0 : MI_BATCH_NON_SECURE_HSW));
/* bit0-7 is the length on GEN6+ */
intel_ring_emit(ring, offset);
intel_ring_advance(ring);
return 0;
}
static int
gen6_ring_dispatch_execbuffer(struct intel_ring_buffer *ring,
u32 offset, u32 len)
u32 offset, u32 len,
unsigned flags)
{
int ret;
@ -1402,7 +1532,9 @@ gen6_ring_dispatch_execbuffer(struct intel_ring_buffer *ring,
if (ret)
return ret;
intel_ring_emit(ring, MI_BATCH_BUFFER_START | MI_BATCH_NON_SECURE_I965);
intel_ring_emit(ring,
MI_BATCH_BUFFER_START |
(flags & I915_DISPATCH_SECURE ? 0 : MI_BATCH_NON_SECURE_I965));
/* bit0-7 is the length on GEN6+ */
intel_ring_emit(ring, offset);
intel_ring_advance(ring);
@ -1423,10 +1555,17 @@ static int blt_ring_flush(struct intel_ring_buffer *ring,
return ret;
cmd = MI_FLUSH_DW;
/*
* Bspec vol 1c.3 - blitter engine command streamer:
* "If ENABLED, all TLBs will be invalidated once the flush
* operation is complete. This bit is only valid when the
* Post-Sync Operation field is a value of 1h or 3h."
*/
if (invalidate & I915_GEM_DOMAIN_RENDER)
cmd |= MI_INVALIDATE_TLB;
cmd |= MI_INVALIDATE_TLB | MI_FLUSH_DW_STORE_INDEX |
MI_FLUSH_DW_OP_STOREDW;
intel_ring_emit(ring, cmd);
intel_ring_emit(ring, 0);
intel_ring_emit(ring, I915_GEM_HWS_SCRATCH_ADDR | MI_FLUSH_DW_USE_GTT);
intel_ring_emit(ring, 0);
intel_ring_emit(ring, MI_NOOP);
intel_ring_advance(ring);
@ -1481,7 +1620,9 @@ int intel_init_render_ring_buffer(struct drm_device *dev)
ring->irq_enable_mask = I915_USER_INTERRUPT;
}
ring->write_tail = ring_write_tail;
if (INTEL_INFO(dev)->gen >= 6)
if (IS_HASWELL(dev))
ring->dispatch_execbuffer = hsw_ring_dispatch_execbuffer;
else if (INTEL_INFO(dev)->gen >= 6)
ring->dispatch_execbuffer = gen6_ring_dispatch_execbuffer;
else if (INTEL_INFO(dev)->gen >= 4)
ring->dispatch_execbuffer = i965_dispatch_execbuffer;
@ -1492,15 +1633,98 @@ int intel_init_render_ring_buffer(struct drm_device *dev)
ring->init = init_render_ring;
ring->cleanup = render_ring_cleanup;
/* Workaround batchbuffer to combat CS tlb bug. */
if (HAS_BROKEN_CS_TLB(dev)) {
struct drm_i915_gem_object *obj;
int ret;
if (!I915_NEED_GFX_HWS(dev)) {
ring->status_page.page_addr = dev_priv->status_page_dmah->vaddr;
memset(ring->status_page.page_addr, 0, PAGE_SIZE);
obj = i915_gem_alloc_object(dev, I830_BATCH_LIMIT);
if (obj == NULL) {
DRM_ERROR("Failed to allocate batch bo\n");
return -ENOMEM;
}
ret = i915_gem_object_pin(obj, 0, true, false);
if (ret != 0) {
drm_gem_object_unreference(&obj->base);
DRM_ERROR("Failed to ping batch bo\n");
return ret;
}
ring->private = obj;
}
return intel_init_ring_buffer(dev, ring);
}
#if 0
int intel_render_ring_init_dri(struct drm_device *dev, u64 start, u32 size)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct intel_ring_buffer *ring = &dev_priv->ring[RCS];
int ret;
ring->name = "render ring";
ring->id = RCS;
ring->mmio_base = RENDER_RING_BASE;
if (INTEL_INFO(dev)->gen >= 6) {
/* non-kms not supported on gen6+ */
return -ENODEV;
}
/* Note: gem is not supported on gen5/ilk without kms (the corresponding
* gem_init ioctl returns with -ENODEV). Hence we do not need to set up
* the special gen5 functions. */
ring->add_request = i9xx_add_request;
if (INTEL_INFO(dev)->gen < 4)
ring->flush = gen2_render_ring_flush;
else
ring->flush = gen4_render_ring_flush;
ring->get_seqno = ring_get_seqno;
if (IS_GEN2(dev)) {
ring->irq_get = i8xx_ring_get_irq;
ring->irq_put = i8xx_ring_put_irq;
} else {
ring->irq_get = i9xx_ring_get_irq;
ring->irq_put = i9xx_ring_put_irq;
}
ring->irq_enable_mask = I915_USER_INTERRUPT;
ring->write_tail = ring_write_tail;
if (INTEL_INFO(dev)->gen >= 4)
ring->dispatch_execbuffer = i965_dispatch_execbuffer;
else if (IS_I830(dev) || IS_845G(dev))
ring->dispatch_execbuffer = i830_dispatch_execbuffer;
else
ring->dispatch_execbuffer = i915_dispatch_execbuffer;
ring->init = init_render_ring;
ring->cleanup = render_ring_cleanup;
ring->dev = dev;
INIT_LIST_HEAD(&ring->active_list);
INIT_LIST_HEAD(&ring->request_list);
ring->size = size;
ring->effective_size = ring->size;
if (IS_I830(ring->dev) || IS_845G(ring->dev))
ring->effective_size -= 128;
ring->virtual_start = ioremap_wc(start, size);
if (ring->virtual_start == NULL) {
DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n");
return -ENOMEM;
}
if (!I915_NEED_GFX_HWS(dev)) {
ret = init_phys_hws_pga(ring);
if (ret)
return ret;
}
return 0;
}
#endif
int intel_init_bsd_ring_buffer(struct drm_device *dev)
{
@ -1547,7 +1771,6 @@ int intel_init_bsd_ring_buffer(struct drm_device *dev)
}
ring->init = init_ring_common;
return intel_init_ring_buffer(dev, ring);
}

37
drivers/video/drm/i915/intel_ringbuffer.h
View File

@ -1,6 +1,17 @@
#ifndef _INTEL_RINGBUFFER_H_
#define _INTEL_RINGBUFFER_H_
/*
* Gen2 BSpec "1. Programming Environment" / 1.4.4.6 "Ring Buffer Use"
* Gen3 BSpec "vol1c Memory Interface Functions" / 2.3.4.5 "Ring Buffer Use"
* Gen4+ BSpec "vol1c Memory Interface and Command Stream" / 5.3.4.5 "Ring Buffer Use"
*
* "If the Ring Buffer Head Pointer and the Tail Pointer are on the same
* cacheline, the Head Pointer must not be greater than the Tail
* Pointer."
*/
#define I915_RING_FREE_SPACE 64
struct intel_hw_status_page {
u32 *page_addr;
unsigned int gfx_addr;
@ -70,8 +81,7 @@ struct intel_ring_buffer {
int __must_check (*flush)(struct intel_ring_buffer *ring,
u32 invalidate_domains,
u32 flush_domains);
int (*add_request)(struct intel_ring_buffer *ring,
u32 *seqno);
int (*add_request)(struct intel_ring_buffer *ring);
/* Some chipsets are not quite as coherent as advertised and need
* an expensive kick to force a true read of the up-to-date seqno.
* However, the up-to-date seqno is not always required and the last
@ -81,7 +91,10 @@ struct intel_ring_buffer {
u32 (*get_seqno)(struct intel_ring_buffer *ring,
bool lazy_coherency);
int (*dispatch_execbuffer)(struct intel_ring_buffer *ring,
u32 offset, u32 length);
u32 offset, u32 length,
unsigned flags);
#define I915_DISPATCH_SECURE 0x1
#define I915_DISPATCH_PINNED 0x2
void (*cleanup)(struct intel_ring_buffer *ring);
int (*sync_to)(struct intel_ring_buffer *ring,
struct intel_ring_buffer *to,
@ -181,27 +194,21 @@ intel_read_status_page(struct intel_ring_buffer *ring,
* The area from dword 0x20 to 0x3ff is available for driver usage.
*/
#define I915_GEM_HWS_INDEX 0x20
#define I915_GEM_HWS_SCRATCH_INDEX 0x30
#define I915_GEM_HWS_SCRATCH_ADDR (I915_GEM_HWS_SCRATCH_INDEX << MI_STORE_DWORD_INDEX_SHIFT)
void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring);
int __must_check intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n);
static inline int intel_wait_ring_idle(struct intel_ring_buffer *ring)
{
return intel_wait_ring_buffer(ring, ring->size - 8);
}
int __must_check intel_ring_begin(struct intel_ring_buffer *ring, int n);
static inline void intel_ring_emit(struct intel_ring_buffer *ring,
u32 data)
{
iowrite32(data, ring->virtual_start + ring->tail);
ring->tail += 4;
}
void intel_ring_advance(struct intel_ring_buffer *ring);
int __must_check intel_ring_idle(struct intel_ring_buffer *ring);
u32 intel_ring_get_seqno(struct intel_ring_buffer *ring);
int intel_ring_flush_all_caches(struct intel_ring_buffer *ring);
int intel_ring_invalidate_all_caches(struct intel_ring_buffer *ring);
@ -217,6 +224,12 @@ static inline u32 intel_ring_get_tail(struct intel_ring_buffer *ring)
return ring->tail;
}
static inline u32 intel_ring_get_seqno(struct intel_ring_buffer *ring)
{
BUG_ON(ring->outstanding_lazy_request == 0);
return ring->outstanding_lazy_request;
}
static inline void i915_trace_irq_get(struct intel_ring_buffer *ring, u32 seqno)
{
if (ring->trace_irq_seqno == 0 && ring->irq_get(ring))

132
drivers/video/drm/i915/intel_sdvo.c
View File

@ -27,7 +27,7 @@
*/
#include <linux/i2c.h>
#include <linux/slab.h>
//#include <linux/delay.h>
#include <linux/delay.h>
#include <linux/export.h>
#include <drm/drmP.h>
#include <drm/drm_crtc.h>
@ -518,7 +518,7 @@ out:
static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
void *response, int response_len)
{
u8 retry = 5;
u8 retry = 15; /* 5 quick checks, followed by 10 long checks */
u8 status;
int i;
@ -531,14 +531,27 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
* command to be complete.
*
* Check 5 times in case the hardware failed to read the docs.
*
* Also beware that the first response by many devices is to
* reply PENDING and stall for time. TVs are notorious for
* requiring longer than specified to complete their replies.
* Originally (in the DDX long ago), the delay was only ever 15ms
* with an additional delay of 30ms applied for TVs added later after
* many experiments. To accommodate both sets of delays, we do a
* sequence of slow checks if the device is falling behind and fails
* to reply within 5*15µs.
*/
if (!intel_sdvo_read_byte(intel_sdvo,
SDVO_I2C_CMD_STATUS,
&status))
goto log_fail;
while (status == SDVO_CMD_STATUS_PENDING && retry--) {
udelay(15);
while (status == SDVO_CMD_STATUS_PENDING && --retry) {
if (retry < 10)
msleep(15);
else
udelay(15);
if (!intel_sdvo_read_byte(intel_sdvo,
SDVO_I2C_CMD_STATUS,
&status))
@ -1237,6 +1250,30 @@ static void intel_disable_sdvo(struct intel_encoder *encoder)
temp = I915_READ(intel_sdvo->sdvo_reg);
if ((temp & SDVO_ENABLE) != 0) {
/* HW workaround for IBX, we need to move the port to
* transcoder A before disabling it. */
if (HAS_PCH_IBX(encoder->base.dev)) {
struct drm_crtc *crtc = encoder->base.crtc;
int pipe = crtc ? to_intel_crtc(crtc)->pipe : -1;
if (temp & SDVO_PIPE_B_SELECT) {
temp &= ~SDVO_PIPE_B_SELECT;
I915_WRITE(intel_sdvo->sdvo_reg, temp);
POSTING_READ(intel_sdvo->sdvo_reg);
/* Again we need to write this twice. */
I915_WRITE(intel_sdvo->sdvo_reg, temp);
POSTING_READ(intel_sdvo->sdvo_reg);
/* Transcoder selection bits only update
* effectively on vblank. */
if (crtc)
intel_wait_for_vblank(encoder->base.dev, pipe);
else
msleep(50);
}
}
intel_sdvo_write_sdvox(intel_sdvo, temp & ~SDVO_ENABLE);
}
}
@ -1253,8 +1290,20 @@ static void intel_enable_sdvo(struct intel_encoder *encoder)
u8 status;
temp = I915_READ(intel_sdvo->sdvo_reg);
if ((temp & SDVO_ENABLE) == 0)
if ((temp & SDVO_ENABLE) == 0) {
/* HW workaround for IBX, we need to move the port
* to transcoder A before disabling it. */
if (HAS_PCH_IBX(dev)) {
struct drm_crtc *crtc = encoder->base.crtc;
int pipe = crtc ? to_intel_crtc(crtc)->pipe : -1;
/* Restore the transcoder select bit. */
if (pipe == PIPE_B)
temp |= SDVO_PIPE_B_SELECT;
}
intel_sdvo_write_sdvox(intel_sdvo, temp | SDVO_ENABLE);
}
for (i = 0; i < 2; i++)
intel_wait_for_vblank(dev, intel_crtc->pipe);
@ -1508,15 +1557,9 @@ intel_sdvo_detect(struct drm_connector *connector, bool force)
struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
enum drm_connector_status ret;
if (!intel_sdvo_write_cmd(intel_sdvo,
SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0))
return connector_status_unknown;
/* add 30ms delay when the output type might be TV */
if (intel_sdvo->caps.output_flags & SDVO_TV_MASK)
msleep(30);
if (!intel_sdvo_read_response(intel_sdvo, &response, 2))
if (!intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_ATTACHED_DISPLAYS,
&response, 2))
return connector_status_unknown;
DRM_DEBUG_KMS("SDVO response %d %d [%x]\n",
@ -1805,7 +1848,7 @@ static void intel_sdvo_destroy(struct drm_connector *connector)
intel_sdvo_destroy_enhance_property(connector);
drm_sysfs_connector_remove(connector);
drm_connector_cleanup(connector);
kfree(connector);
kfree(intel_sdvo_connector);
}
static bool intel_sdvo_detect_hdmi_audio(struct drm_connector *connector)
@ -1837,7 +1880,7 @@ intel_sdvo_set_property(struct drm_connector *connector,
uint8_t cmd;
int ret;
ret = drm_connector_property_set_value(connector, property, val);
ret = drm_object_property_set_value(&connector->base, property, val);
if (ret)
return ret;
@ -1894,7 +1937,7 @@ intel_sdvo_set_property(struct drm_connector *connector,
} else if (IS_TV_OR_LVDS(intel_sdvo_connector)) {
temp_value = val;
if (intel_sdvo_connector->left == property) {
drm_connector_property_set_value(connector,
drm_object_property_set_value(&connector->base,
intel_sdvo_connector->right, val);
if (intel_sdvo_connector->left_margin == temp_value)
return 0;
@ -1906,7 +1949,7 @@ intel_sdvo_set_property(struct drm_connector *connector,
cmd = SDVO_CMD_SET_OVERSCAN_H;
goto set_value;
} else if (intel_sdvo_connector->right == property) {
drm_connector_property_set_value(connector,
drm_object_property_set_value(&connector->base,
intel_sdvo_connector->left, val);
if (intel_sdvo_connector->right_margin == temp_value)
return 0;
@ -1918,7 +1961,7 @@ intel_sdvo_set_property(struct drm_connector *connector,
cmd = SDVO_CMD_SET_OVERSCAN_H;
goto set_value;
} else if (intel_sdvo_connector->top == property) {
drm_connector_property_set_value(connector,
drm_object_property_set_value(&connector->base,
intel_sdvo_connector->bottom, val);
if (intel_sdvo_connector->top_margin == temp_value)
return 0;
@ -1930,7 +1973,7 @@ intel_sdvo_set_property(struct drm_connector *connector,
cmd = SDVO_CMD_SET_OVERSCAN_V;
goto set_value;
} else if (intel_sdvo_connector->bottom == property) {
drm_connector_property_set_value(connector,
drm_object_property_set_value(&connector->base,
intel_sdvo_connector->top, val);
if (intel_sdvo_connector->bottom_margin == temp_value)
return 0;
@ -2003,7 +2046,7 @@ static void intel_sdvo_enc_destroy(struct drm_encoder *encoder)
drm_mode_destroy(encoder->dev,
intel_sdvo->sdvo_lvds_fixed_mode);
// i2c_del_adapter(&intel_sdvo->ddc);
i2c_del_adapter(&intel_sdvo->ddc);
intel_encoder_destroy(encoder);
}
@ -2083,17 +2126,24 @@ intel_sdvo_select_i2c_bus(struct drm_i915_private *dev_priv,
else
mapping = &dev_priv->sdvo_mappings[1];
pin = GMBUS_PORT_DPB;
if (mapping->initialized)
if (mapping->initialized && intel_gmbus_is_port_valid(mapping->i2c_pin))
pin = mapping->i2c_pin;
else
pin = GMBUS_PORT_DPB;
if (intel_gmbus_is_port_valid(pin)) {
sdvo->i2c = intel_gmbus_get_adapter(dev_priv, pin);
intel_gmbus_set_speed(sdvo->i2c, GMBUS_RATE_1MHZ);
/* With gmbus we should be able to drive sdvo i2c at 2MHz, but somehow
* our code totally fails once we start using gmbus. Hence fall back to
* bit banging for now. */
intel_gmbus_force_bit(sdvo->i2c, true);
} else {
sdvo->i2c = intel_gmbus_get_adapter(dev_priv, GMBUS_PORT_DPB);
}
}
/* undo any changes intel_sdvo_select_i2c_bus() did to sdvo->i2c */
static void
intel_sdvo_unselect_i2c_bus(struct intel_sdvo *sdvo)
{
intel_gmbus_force_bit(sdvo->i2c, false);
}
static bool
@ -2438,7 +2488,7 @@ static bool intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo,
i, tv_format_names[intel_sdvo_connector->tv_format_supported[i]]);
intel_sdvo->tv_format_index = intel_sdvo_connector->tv_format_supported[0];
drm_connector_attach_property(&intel_sdvo_connector->base.base,
drm_object_attach_property(&intel_sdvo_connector->base.base.base,
intel_sdvo_connector->tv_format, 0);
return true;
@ -2454,7 +2504,7 @@ static bool intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->name = \
drm_property_create_range(dev, 0, #name, 0, data_value[0]); \
if (!intel_sdvo_connector->name) return false; \
drm_connector_attach_property(connector, \
drm_object_attach_property(&connector->base, \
intel_sdvo_connector->name, \
intel_sdvo_connector->cur_##name); \
DRM_DEBUG_KMS(#name ": max %d, default %d, current %d\n", \
@ -2491,7 +2541,7 @@ intel_sdvo_create_enhance_property_tv(struct intel_sdvo *intel_sdvo,
if (!intel_sdvo_connector->left)
return false;
drm_connector_attach_property(connector,
drm_object_attach_property(&connector->base,
intel_sdvo_connector->left,
intel_sdvo_connector->left_margin);
@ -2500,7 +2550,7 @@ intel_sdvo_create_enhance_property_tv(struct intel_sdvo *intel_sdvo,
if (!intel_sdvo_connector->right)
return false;
drm_connector_attach_property(connector,
drm_object_attach_property(&connector->base,
intel_sdvo_connector->right,
intel_sdvo_connector->right_margin);
DRM_DEBUG_KMS("h_overscan: max %d, "
@ -2528,7 +2578,7 @@ intel_sdvo_create_enhance_property_tv(struct intel_sdvo *intel_sdvo,
if (!intel_sdvo_connector->top)
return false;
drm_connector_attach_property(connector,
drm_object_attach_property(&connector->base,
intel_sdvo_connector->top,
intel_sdvo_connector->top_margin);
@ -2538,7 +2588,7 @@ intel_sdvo_create_enhance_property_tv(struct intel_sdvo *intel_sdvo,
if (!intel_sdvo_connector->bottom)
return false;
drm_connector_attach_property(connector,
drm_object_attach_property(&connector->base,
intel_sdvo_connector->bottom,
intel_sdvo_connector->bottom_margin);
DRM_DEBUG_KMS("v_overscan: max %d, "
@ -2570,7 +2620,7 @@ intel_sdvo_create_enhance_property_tv(struct intel_sdvo *intel_sdvo,
if (!intel_sdvo_connector->dot_crawl)
return false;
drm_connector_attach_property(connector,
drm_object_attach_property(&connector->base,
intel_sdvo_connector->dot_crawl,
intel_sdvo_connector->cur_dot_crawl);
DRM_DEBUG_KMS("dot crawl: current %d\n", response);
@ -2655,7 +2705,7 @@ intel_sdvo_init_ddc_proxy(struct intel_sdvo *sdvo,
sdvo->ddc.algo_data = sdvo;
sdvo->ddc.algo = &intel_sdvo_ddc_proxy;
return 1; //i2c_add_adapter(&sdvo->ddc) == 0;
return i2c_add_adapter(&sdvo->ddc) == 0;
}
bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob)
@ -2674,10 +2724,8 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob)
intel_sdvo->is_sdvob = is_sdvob;
intel_sdvo->slave_addr = intel_sdvo_get_slave_addr(dev, intel_sdvo) >> 1;
intel_sdvo_select_i2c_bus(dev_priv, intel_sdvo, sdvo_reg);
if (!intel_sdvo_init_ddc_proxy(intel_sdvo, dev)) {
kfree(intel_sdvo);
return false;
}
if (!intel_sdvo_init_ddc_proxy(intel_sdvo, dev))
goto err_i2c_bus;
/* encoder type will be decided later */
intel_encoder = &intel_sdvo->base;
@ -2775,7 +2823,9 @@ err_output:
err:
drm_encoder_cleanup(&intel_encoder->base);
// i2c_del_adapter(&intel_sdvo->ddc);
i2c_del_adapter(&intel_sdvo->ddc);
err_i2c_bus:
intel_sdvo_unselect_i2c_bus(intel_sdvo);
kfree(intel_sdvo);
return false;

103
drivers/video/drm/i915/intel_sprite.c
View File

@ -48,7 +48,8 @@ ivb_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
struct intel_plane *intel_plane = to_intel_plane(plane);
int pipe = intel_plane->pipe;
u32 sprctl, sprscale = 0;
int pixel_size;
unsigned long sprsurf_offset, linear_offset;
int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
sprctl = I915_READ(SPRCTL(pipe));
@ -61,33 +62,24 @@ ivb_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
switch (fb->pixel_format) {
case DRM_FORMAT_XBGR8888:
sprctl |= SPRITE_FORMAT_RGBX888 | SPRITE_RGB_ORDER_RGBX;
pixel_size = 4;
break;
case DRM_FORMAT_XRGB8888:
sprctl |= SPRITE_FORMAT_RGBX888;
pixel_size = 4;
break;
case DRM_FORMAT_YUYV:
sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_YUYV;
pixel_size = 2;
break;
case DRM_FORMAT_YVYU:
sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_YVYU;
pixel_size = 2;
break;
case DRM_FORMAT_UYVY:
sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_UYVY;
pixel_size = 2;
break;
case DRM_FORMAT_VYUY:
sprctl |= SPRITE_FORMAT_YUV422 | SPRITE_YUV_ORDER_VYUY;
pixel_size = 2;
break;
default:
DRM_DEBUG_DRIVER("bad pixel format, assuming RGBX888\n");
sprctl |= SPRITE_FORMAT_RGBX888;
pixel_size = 4;
break;
BUG();
}
if (obj->tiling_mode != I915_TILING_NONE)
@ -127,18 +119,27 @@ ivb_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
I915_WRITE(SPRSTRIDE(pipe), fb->pitches[0]);
I915_WRITE(SPRPOS(pipe), (crtc_y << 16) | crtc_x);
if (obj->tiling_mode != I915_TILING_NONE) {
I915_WRITE(SPRTILEOFF(pipe), (y << 16) | x);
} else {
unsigned long offset;
offset = y * fb->pitches[0] + x * (fb->bits_per_pixel / 8);
I915_WRITE(SPRLINOFF(pipe), offset);
}
linear_offset = y * fb->pitches[0] + x * pixel_size;
sprsurf_offset =
intel_gen4_compute_offset_xtiled(&x, &y,
pixel_size, fb->pitches[0]);
linear_offset -= sprsurf_offset;
/* HSW consolidates SPRTILEOFF and SPRLINOFF into a single SPROFFSET
* register */
if (IS_HASWELL(dev))
I915_WRITE(SPROFFSET(pipe), (y << 16) | x);
else if (obj->tiling_mode != I915_TILING_NONE)
I915_WRITE(SPRTILEOFF(pipe), (y << 16) | x);
else
I915_WRITE(SPRLINOFF(pipe), linear_offset);
I915_WRITE(SPRSIZE(pipe), (crtc_h << 16) | crtc_w);
if (intel_plane->can_scale)
I915_WRITE(SPRSCALE(pipe), sprscale);
I915_WRITE(SPRCTL(pipe), sprctl);
I915_MODIFY_DISPBASE(SPRSURF(pipe), obj->gtt_offset);
I915_MODIFY_DISPBASE(SPRSURF(pipe), obj->gtt_offset + sprsurf_offset);
POSTING_READ(SPRSURF(pipe));
}
@ -152,6 +153,7 @@ ivb_disable_plane(struct drm_plane *plane)
I915_WRITE(SPRCTL(pipe), I915_READ(SPRCTL(pipe)) & ~SPRITE_ENABLE);
/* Can't leave the scaler enabled... */
if (intel_plane->can_scale)
I915_WRITE(SPRSCALE(pipe), 0);
/* Activate double buffered register update */
I915_MODIFY_DISPBASE(SPRSURF(pipe), 0);
@ -225,8 +227,10 @@ ilk_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
struct drm_device *dev = plane->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_plane *intel_plane = to_intel_plane(plane);
int pipe = intel_plane->pipe, pixel_size;
int pipe = intel_plane->pipe;
unsigned long dvssurf_offset, linear_offset;
u32 dvscntr, dvsscale;
int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
dvscntr = I915_READ(DVSCNTR(pipe));
@ -239,33 +243,24 @@ ilk_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
switch (fb->pixel_format) {
case DRM_FORMAT_XBGR8888:
dvscntr |= DVS_FORMAT_RGBX888 | DVS_RGB_ORDER_XBGR;
pixel_size = 4;
break;
case DRM_FORMAT_XRGB8888:
dvscntr |= DVS_FORMAT_RGBX888;
pixel_size = 4;
break;
case DRM_FORMAT_YUYV:
dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_YUYV;
pixel_size = 2;
break;
case DRM_FORMAT_YVYU:
dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_YVYU;
pixel_size = 2;
break;
case DRM_FORMAT_UYVY:
dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_UYVY;
pixel_size = 2;
break;
case DRM_FORMAT_VYUY:
dvscntr |= DVS_FORMAT_YUV422 | DVS_YUV_ORDER_VYUY;
pixel_size = 2;
break;
default:
DRM_DEBUG_DRIVER("bad pixel format, assuming RGBX888\n");
dvscntr |= DVS_FORMAT_RGBX888;
pixel_size = 4;
break;
BUG();
}
if (obj->tiling_mode != I915_TILING_NONE)
@ -289,18 +284,22 @@ ilk_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
I915_WRITE(DVSSTRIDE(pipe), fb->pitches[0]);
I915_WRITE(DVSPOS(pipe), (crtc_y << 16) | crtc_x);
if (obj->tiling_mode != I915_TILING_NONE) {
I915_WRITE(DVSTILEOFF(pipe), (y << 16) | x);
} else {
unsigned long offset;
offset = y * fb->pitches[0] + x * (fb->bits_per_pixel / 8);
I915_WRITE(DVSLINOFF(pipe), offset);
}
linear_offset = y * fb->pitches[0] + x * pixel_size;
dvssurf_offset =
intel_gen4_compute_offset_xtiled(&x, &y,
pixel_size, fb->pitches[0]);
linear_offset -= dvssurf_offset;
if (obj->tiling_mode != I915_TILING_NONE)
I915_WRITE(DVSTILEOFF(pipe), (y << 16) | x);
else
I915_WRITE(DVSLINOFF(pipe), linear_offset);
I915_WRITE(DVSSIZE(pipe), (crtc_h << 16) | crtc_w);
I915_WRITE(DVSSCALE(pipe), dvsscale);
I915_WRITE(DVSCNTR(pipe), dvscntr);
I915_MODIFY_DISPBASE(DVSSURF(pipe), obj->gtt_offset);
I915_MODIFY_DISPBASE(DVSSURF(pipe), obj->gtt_offset + dvssurf_offset);
POSTING_READ(DVSSURF(pipe));
}
@ -422,6 +421,8 @@ intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
struct intel_framebuffer *intel_fb;
struct drm_i915_gem_object *obj, *old_obj;
int pipe = intel_plane->pipe;
enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
pipe);
int ret = 0;
int x = src_x >> 16, y = src_y >> 16;
int primary_w = crtc->mode.hdisplay, primary_h = crtc->mode.vdisplay;
@ -436,7 +437,7 @@ intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
src_h = src_h >> 16;
/* Pipe must be running... */
if (!(I915_READ(PIPECONF(pipe)) & PIPECONF_ENABLE))
if (!(I915_READ(PIPECONF(cpu_transcoder)) & PIPECONF_ENABLE))
return -EINVAL;
if (crtc_x >= primary_w || crtc_y >= primary_h)
@ -446,6 +447,15 @@ intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
if (intel_plane->pipe != intel_crtc->pipe)
return -EINVAL;
/* Sprite planes can be linear or x-tiled surfaces */
switch (obj->tiling_mode) {
case I915_TILING_NONE:
case I915_TILING_X:
break;
default:
return -EINVAL;
}
/*
* Clamp the width & height into the visible area. Note we don't
* try to scale the source if part of the visible region is offscreen.
@ -472,6 +482,12 @@ intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
if (!crtc_w || !crtc_h) /* Again, nothing to display */
goto out;
/*
* We may not have a scaler, eg. HSW does not have it any more
*/
if (!intel_plane->can_scale && (crtc_w != src_w || crtc_h != src_h))
return -EINVAL;
/*
* We can take a larger source and scale it down, but
* only so much... 16x is the max on SNB.
@ -570,8 +586,6 @@ int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
struct intel_plane *intel_plane;
int ret = 0;
// if (!drm_core_check_feature(dev, DRIVER_MODESET))
// return -ENODEV;
/* Make sure we don't try to enable both src & dest simultaneously */
if ((set->flags & (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) == (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE))
@ -603,8 +617,6 @@ int intel_sprite_get_colorkey(struct drm_device *dev, void *data,
struct intel_plane *intel_plane;
int ret = 0;
// if (!drm_core_check_feature(dev, DRIVER_MODESET))
// return -ENODEV;
mutex_lock(&dev->mode_config.mutex);
@ -665,6 +677,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe)
switch (INTEL_INFO(dev)->gen) {
case 5:
case 6:
intel_plane->can_scale = true;
intel_plane->max_downscale = 16;
intel_plane->update_plane = ilk_update_plane;
intel_plane->disable_plane = ilk_disable_plane;
@ -681,6 +694,10 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe)
break;
case 7:
if (IS_HASWELL(dev) || IS_VALLEYVIEW(dev))
intel_plane->can_scale = false;
else
intel_plane->can_scale = true;
intel_plane->max_downscale = 2;
intel_plane->update_plane = ivb_update_plane;
intel_plane->disable_plane = ivb_disable_plane;

38
drivers/video/drm/i915/kms_display.c
View File

@ -368,7 +368,9 @@ int init_display_kms(struct drm_device *dev)
main_device = dev;
#ifdef __HWA__
err = init_bitmaps();
#endif
return 0;
};
@ -624,7 +626,7 @@ cursor_t* __stdcall select_cursor_kms(cursor_t *cursor)
#ifdef __HWA__
extern struct hmm bm_mm;
@ -655,9 +657,9 @@ static u32_t get_display_map()
#define XY_COLOR_BLT ((2<<29)|(0x50<<22)|(0x4))
#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
#define XY_SRC_COPY_CHROMA_CMD ((2<<29)|(0x73<<22)|8)
#define ROP_COPY_SRC 0xCC
#define FORMAT8888 3
#define XY_SRC_COPY_CHROMA_CMD ((2<<29)|(0x73<<22)|8)
#define ROP_COPY_SRC 0xCC
#define FORMAT8888 3
#define BLT_WRITE_ALPHA (1<<21)
#define BLT_WRITE_RGB (1<<20)
@ -697,7 +699,7 @@ int srv_blit_bitmap(u32 hbitmap, int dst_x, int dst_y,
u32_t br13, cmd, slot_mask, *b;
u32_t offset;
u8 slot;
int n=0;
int n=0;
int ret;
if(unlikely(hbitmap==0))
@ -1312,7 +1314,7 @@ int blit_tex(u32 hbitmap, int dst_x, int dst_y,
#endif
#endif
@ -1322,8 +1324,8 @@ void __stdcall run_workqueue(struct workqueue_struct *cwq)
{
unsigned long irqflags;
// dbgprintf("wq: %x head %x, next %x\n",
// cwq, &cwq->worklist, cwq->worklist.next);
dbgprintf("wq: %x head %x, next %x\n",
cwq, &cwq->worklist, cwq->worklist.next);
spin_lock_irqsave(&cwq->lock, irqflags);
@ -1333,8 +1335,8 @@ void __stdcall run_workqueue(struct workqueue_struct *cwq)
struct work_struct, entry);
work_func_t f = work->func;
list_del_init(cwq->worklist.next);
// dbgprintf("head %x, next %x\n",
// &cwq->worklist, cwq->worklist.next);
dbgprintf("head %x, next %x\n",
&cwq->worklist, cwq->worklist.next);
spin_unlock_irqrestore(&cwq->lock, irqflags);
f(work);
@ -1351,8 +1353,8 @@ int __queue_work(struct workqueue_struct *wq,
{
unsigned long flags;
// dbgprintf("wq: %x, work: %x\n",
// wq, work );
dbgprintf("wq: %x, work: %x\n",
wq, work );
if(!list_empty(&work->entry))
return 0;
@ -1365,8 +1367,8 @@ int __queue_work(struct workqueue_struct *wq,
list_add_tail(&work->entry, &wq->worklist);
spin_unlock_irqrestore(&wq->lock, flags);
// dbgprintf("wq: %x head %x, next %x\n",
// wq, &wq->worklist, wq->worklist.next);
dbgprintf("wq: %x head %x, next %x\n",
wq, &wq->worklist, wq->worklist.next);
return 1;
};
@ -1376,8 +1378,8 @@ void __stdcall delayed_work_timer_fn(unsigned long __data)
struct delayed_work *dwork = (struct delayed_work *)__data;
struct workqueue_struct *wq = dwork->work.data;
// dbgprintf("wq: %x, work: %x\n",
// wq, &dwork->work );
dbgprintf("wq: %x, work: %x\n",
wq, &dwork->work );
__queue_work(wq, &dwork->work);
}
@ -1398,8 +1400,8 @@ int queue_delayed_work(struct workqueue_struct *wq,
{
u32 flags;
// dbgprintf("wq: %x, work: %x\n",
// wq, &dwork->work );
dbgprintf("wq: %x, work: %x\n",
wq, &dwork->work );
if (delay == 0)
return __queue_work(wq, &dwork->work);

39
drivers/video/drm/i915/main.c
View File

@ -53,8 +53,8 @@ u32_t drvEntry(int action, char *cmdline)
if(!dbg_open(log))
{
// strcpy(log, "/tmp1/1/i915.log");
strcpy(log, "/RD/1/DRIVERS/i915.log");
// strcpy(log, "/BD1/2/i915.log");
if(!dbg_open(log))
{
@ -62,7 +62,7 @@ u32_t drvEntry(int action, char *cmdline)
return 0;
};
}
dbgprintf("i915 preview #08\n cmdline: %s\n", cmdline);
dbgprintf("i915 RC 10\n cmdline: %s\n", cmdline);
cpu_detect();
dbgprintf("\ncache line size %d\n", x86_clflush_size);
@ -153,20 +153,20 @@ int _stdcall display_handler(ioctl_t *io)
case SRV_CREATE_SURFACE:
// check_input(8);
retval = create_surface(main_device, (struct io_call_10*)inp);
// retval = create_surface(main_device, (struct io_call_10*)inp);
break;
case SRV_LOCK_SURFACE:
retval = lock_surface((struct io_call_12*)inp);
// retval = lock_surface((struct io_call_12*)inp);
break;
case SRV_RESIZE_SURFACE:
retval = resize_surface((struct io_call_14*)inp);
// retval = resize_surface((struct io_call_14*)inp);
break;
case SRV_BLIT_BITMAP:
srv_blit_bitmap( inp[0], inp[1], inp[2],
inp[3], inp[4], inp[5], inp[6]);
// case SRV_BLIT_BITMAP:
// srv_blit_bitmap( inp[0], inp[1], inp[2],
// inp[3], inp[4], inp[5], inp[6]);
// blit_tex( inp[0], inp[1], inp[2],
// inp[3], inp[4], inp[5], inp[6]);
@ -279,3 +279,26 @@ void cpu_detect()
}
}
int get_driver_caps(hwcaps_t *caps)
{
int ret = 0;
switch(caps->idx)
{
case 0:
caps->opt[0] = 0;
caps->opt[1] = 0;
break;
case 1:
caps->cap1.max_tex_width = 4096;
caps->cap1.max_tex_height = 4096;
break;
default:
ret = 1;
};
caps->idx = 1;
return ret;
}