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kolibrios-fun/drivers/video/drm/radeon/r600.c
Sergey Semyonov (Serge) f7bc5f78ab kms rc10: Evergreen 
git-svn-id: svn://kolibrios.org@1430 a494cfbc-eb01-0410-851d-a64ba20cac60
2010-03-10 10:23:24 +00:00

2012 lines
58 KiB
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/*
* Copyright 2008 Advanced Micro Devices, Inc.
* Copyright 2008 Red Hat Inc.
* Copyright 2009 Jerome Glisse.
*
* 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, sublicense,
* 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: Dave Airlie
* Alex Deucher
* Jerome Glisse
*/
#include <linux/seq_file.h>
#include <linux/firmware.h>
#include "drmP.h"
#include "radeon_drm.h"
#include "radeon.h"
#include "radeon_mode.h"
#include "r600d.h"
#include "atom.h"
#include "avivod.h"
#define PFP_UCODE_SIZE 576
#define PM4_UCODE_SIZE 1792
#define RLC_UCODE_SIZE 768
#define R700_PFP_UCODE_SIZE 848
#define R700_PM4_UCODE_SIZE 1360
#define R700_RLC_UCODE_SIZE 1024
/* Firmware Names */
MODULE_FIRMWARE("radeon/R600_pfp.bin");
MODULE_FIRMWARE("radeon/R600_me.bin");
MODULE_FIRMWARE("radeon/RV610_pfp.bin");
MODULE_FIRMWARE("radeon/RV610_me.bin");
MODULE_FIRMWARE("radeon/RV630_pfp.bin");
MODULE_FIRMWARE("radeon/RV630_me.bin");
MODULE_FIRMWARE("radeon/RV620_pfp.bin");
MODULE_FIRMWARE("radeon/RV620_me.bin");
MODULE_FIRMWARE("radeon/RV635_pfp.bin");
MODULE_FIRMWARE("radeon/RV635_me.bin");
MODULE_FIRMWARE("radeon/RV670_pfp.bin");
MODULE_FIRMWARE("radeon/RV670_me.bin");
MODULE_FIRMWARE("radeon/RS780_pfp.bin");
MODULE_FIRMWARE("radeon/RS780_me.bin");
MODULE_FIRMWARE("radeon/RV770_pfp.bin");
MODULE_FIRMWARE("radeon/RV770_me.bin");
MODULE_FIRMWARE("radeon/RV730_pfp.bin");
MODULE_FIRMWARE("radeon/RV730_me.bin");
MODULE_FIRMWARE("radeon/RV710_pfp.bin");
MODULE_FIRMWARE("radeon/RV710_me.bin");
MODULE_FIRMWARE("radeon/R600_rlc.bin");
MODULE_FIRMWARE("radeon/R700_rlc.bin");
int r600_debugfs_mc_info_init(struct radeon_device *rdev);
/* r600,rv610,rv630,rv620,rv635,rv670 */
int r600_mc_wait_for_idle(struct radeon_device *rdev);
void r600_gpu_init(struct radeon_device *rdev);
void r600_fini(struct radeon_device *rdev);
/* hpd for digital panel detect/disconnect */
bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
{
bool connected = false;
if (ASIC_IS_DCE3(rdev)) {
switch (hpd) {
case RADEON_HPD_1:
if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
connected = true;
break;
case RADEON_HPD_2:
if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
connected = true;
break;
case RADEON_HPD_3:
if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
connected = true;
break;
case RADEON_HPD_4:
if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
connected = true;
break;
/* DCE 3.2 */
case RADEON_HPD_5:
if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
connected = true;
break;
case RADEON_HPD_6:
if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
connected = true;
break;
default:
break;
}
} else {
switch (hpd) {
case RADEON_HPD_1:
if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
connected = true;
break;
case RADEON_HPD_2:
if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
connected = true;
break;
case RADEON_HPD_3:
if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
connected = true;
break;
default:
break;
}
}
return connected;
}
void r600_hpd_set_polarity(struct radeon_device *rdev,
enum radeon_hpd_id hpd)
{
u32 tmp;
bool connected = r600_hpd_sense(rdev, hpd);
if (ASIC_IS_DCE3(rdev)) {
switch (hpd) {
case RADEON_HPD_1:
tmp = RREG32(DC_HPD1_INT_CONTROL);
if (connected)
tmp &= ~DC_HPDx_INT_POLARITY;
else
tmp |= DC_HPDx_INT_POLARITY;
WREG32(DC_HPD1_INT_CONTROL, tmp);
break;
case RADEON_HPD_2:
tmp = RREG32(DC_HPD2_INT_CONTROL);
if (connected)
tmp &= ~DC_HPDx_INT_POLARITY;
else
tmp |= DC_HPDx_INT_POLARITY;
WREG32(DC_HPD2_INT_CONTROL, tmp);
break;
case RADEON_HPD_3:
tmp = RREG32(DC_HPD3_INT_CONTROL);
if (connected)
tmp &= ~DC_HPDx_INT_POLARITY;
else
tmp |= DC_HPDx_INT_POLARITY;
WREG32(DC_HPD3_INT_CONTROL, tmp);
break;
case RADEON_HPD_4:
tmp = RREG32(DC_HPD4_INT_CONTROL);
if (connected)
tmp &= ~DC_HPDx_INT_POLARITY;
else
tmp |= DC_HPDx_INT_POLARITY;
WREG32(DC_HPD4_INT_CONTROL, tmp);
break;
case RADEON_HPD_5:
tmp = RREG32(DC_HPD5_INT_CONTROL);
if (connected)
tmp &= ~DC_HPDx_INT_POLARITY;
else
tmp |= DC_HPDx_INT_POLARITY;
WREG32(DC_HPD5_INT_CONTROL, tmp);
break;
/* DCE 3.2 */
case RADEON_HPD_6:
tmp = RREG32(DC_HPD6_INT_CONTROL);
if (connected)
tmp &= ~DC_HPDx_INT_POLARITY;
else
tmp |= DC_HPDx_INT_POLARITY;
WREG32(DC_HPD6_INT_CONTROL, tmp);
break;
default:
break;
}
} else {
switch (hpd) {
case RADEON_HPD_1:
tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
if (connected)
tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
else
tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
break;
case RADEON_HPD_2:
tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
if (connected)
tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
else
tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
break;
case RADEON_HPD_3:
tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
if (connected)
tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
else
tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
break;
default:
break;
}
}
}
void r600_hpd_init(struct radeon_device *rdev)
{
struct drm_device *dev = rdev->ddev;
struct drm_connector *connector;
if (ASIC_IS_DCE3(rdev)) {
u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
if (ASIC_IS_DCE32(rdev))
tmp |= DC_HPDx_EN;
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
switch (radeon_connector->hpd.hpd) {
case RADEON_HPD_1:
WREG32(DC_HPD1_CONTROL, tmp);
// rdev->irq.hpd[0] = true;
break;
case RADEON_HPD_2:
WREG32(DC_HPD2_CONTROL, tmp);
// rdev->irq.hpd[1] = true;
break;
case RADEON_HPD_3:
WREG32(DC_HPD3_CONTROL, tmp);
// rdev->irq.hpd[2] = true;
break;
case RADEON_HPD_4:
WREG32(DC_HPD4_CONTROL, tmp);
// rdev->irq.hpd[3] = true;
break;
/* DCE 3.2 */
case RADEON_HPD_5:
WREG32(DC_HPD5_CONTROL, tmp);
// rdev->irq.hpd[4] = true;
break;
case RADEON_HPD_6:
WREG32(DC_HPD6_CONTROL, tmp);
// rdev->irq.hpd[5] = true;
break;
default:
break;
}
}
} else {
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
switch (radeon_connector->hpd.hpd) {
case RADEON_HPD_1:
WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
// rdev->irq.hpd[0] = true;
break;
case RADEON_HPD_2:
WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
// rdev->irq.hpd[1] = true;
break;
case RADEON_HPD_3:
WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
// rdev->irq.hpd[2] = true;
break;
default:
break;
}
}
}
// if (rdev->irq.installed)
// r600_irq_set(rdev);
}
void r600_hpd_fini(struct radeon_device *rdev)
{
struct drm_device *dev = rdev->ddev;
struct drm_connector *connector;
if (ASIC_IS_DCE3(rdev)) {
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
switch (radeon_connector->hpd.hpd) {
case RADEON_HPD_1:
WREG32(DC_HPD1_CONTROL, 0);
// rdev->irq.hpd[0] = false;
break;
case RADEON_HPD_2:
WREG32(DC_HPD2_CONTROL, 0);
// rdev->irq.hpd[1] = false;
break;
case RADEON_HPD_3:
WREG32(DC_HPD3_CONTROL, 0);
// rdev->irq.hpd[2] = false;
break;
case RADEON_HPD_4:
WREG32(DC_HPD4_CONTROL, 0);
// rdev->irq.hpd[3] = false;
break;
/* DCE 3.2 */
case RADEON_HPD_5:
WREG32(DC_HPD5_CONTROL, 0);
// rdev->irq.hpd[4] = false;
break;
case RADEON_HPD_6:
WREG32(DC_HPD6_CONTROL, 0);
// rdev->irq.hpd[5] = false;
break;
default:
break;
}
}
} else {
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
switch (radeon_connector->hpd.hpd) {
case RADEON_HPD_1:
WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0);
// rdev->irq.hpd[0] = false;
break;
case RADEON_HPD_2:
WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
// rdev->irq.hpd[1] = false;
break;
case RADEON_HPD_3:
WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
// rdev->irq.hpd[2] = false;
break;
default:
break;
}
}
}
}
/*
* R600 PCIE GART
*/
void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
{
unsigned i;
u32 tmp;
/* flush hdp cache so updates hit vram */
WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
for (i = 0; i < rdev->usec_timeout; i++) {
/* read MC_STATUS */
tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
if (tmp == 2) {
printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
return;
}
if (tmp) {
return;
}
udelay(1);
}
}
int r600_pcie_gart_init(struct radeon_device *rdev)
{
int r;
if (rdev->gart.table.vram.robj) {
WARN(1, "R600 PCIE GART already initialized.\n");
return 0;
}
/* Initialize common gart structure */
r = radeon_gart_init(rdev);
if (r)
return r;
rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
return radeon_gart_table_vram_alloc(rdev);
}
int r600_pcie_gart_enable(struct radeon_device *rdev)
{
u32 tmp;
int r, i;
if (rdev->gart.table.vram.robj == NULL) {
dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
return -EINVAL;
}
r = radeon_gart_table_vram_pin(rdev);
if (r)
return r;
radeon_gart_restore(rdev);
/* Setup L2 cache */
WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
EFFECTIVE_L2_QUEUE_SIZE(7));
WREG32(VM_L2_CNTL2, 0);
WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
/* Setup TLB control */
tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
SYSTEM_ACCESS_MODE_NOT_IN_SYS |
EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
ENABLE_WAIT_L2_QUERY;
WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
(u32)(rdev->dummy_page.addr >> 12));
for (i = 1; i < 7; i++)
WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
r600_pcie_gart_tlb_flush(rdev);
rdev->gart.ready = true;
return 0;
}
void r600_pcie_gart_disable(struct radeon_device *rdev)
{
u32 tmp;
int i, r;
/* Disable all tables */
for (i = 0; i < 7; i++)
WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
/* Disable L2 cache */
WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
EFFECTIVE_L2_QUEUE_SIZE(7));
WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
/* Setup L1 TLB control */
tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
ENABLE_WAIT_L2_QUERY;
WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
if (rdev->gart.table.vram.robj) {
r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
if (likely(r == 0)) {
radeon_bo_kunmap(rdev->gart.table.vram.robj);
radeon_bo_unpin(rdev->gart.table.vram.robj);
radeon_bo_unreserve(rdev->gart.table.vram.robj);
}
}
}
void r600_pcie_gart_fini(struct radeon_device *rdev)
{
r600_pcie_gart_disable(rdev);
radeon_gart_table_vram_free(rdev);
radeon_gart_fini(rdev);
}
void r600_agp_enable(struct radeon_device *rdev)
{
u32 tmp;
int i;
/* Setup L2 cache */
WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
EFFECTIVE_L2_QUEUE_SIZE(7));
WREG32(VM_L2_CNTL2, 0);
WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
/* Setup TLB control */
tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
SYSTEM_ACCESS_MODE_NOT_IN_SYS |
EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
ENABLE_WAIT_L2_QUERY;
WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
for (i = 0; i < 7; i++)
WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
}
int r600_mc_wait_for_idle(struct radeon_device *rdev)
{
unsigned i;
u32 tmp;
for (i = 0; i < rdev->usec_timeout; i++) {
/* read MC_STATUS */
tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
if (!tmp)
return 0;
udelay(1);
}
return -1;
}
static void r600_mc_program(struct radeon_device *rdev)
{
struct rv515_mc_save save;
u32 tmp;
int i, j;
/* Initialize HDP */
for (i = 0, j = 0; i < 32; i++, j += 0x18) {
WREG32((0x2c14 + j), 0x00000000);
WREG32((0x2c18 + j), 0x00000000);
WREG32((0x2c1c + j), 0x00000000);
WREG32((0x2c20 + j), 0x00000000);
WREG32((0x2c24 + j), 0x00000000);
}
WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
rv515_mc_stop(rdev, &save);
if (r600_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
}
/* Lockout access through VGA aperture (doesn't exist before R600) */
WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
/* Update configuration */
if (rdev->flags & RADEON_IS_AGP) {
if (rdev->mc.vram_start < rdev->mc.gtt_start) {
/* VRAM before AGP */
WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
rdev->mc.vram_start >> 12);
WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
rdev->mc.gtt_end >> 12);
} else {
/* VRAM after AGP */
WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
rdev->mc.gtt_start >> 12);
WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
rdev->mc.vram_end >> 12);
}
} else {
WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
}
WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
WREG32(MC_VM_FB_LOCATION, tmp);
WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
WREG32(HDP_NONSURFACE_INFO, (2 << 7));
WREG32(HDP_NONSURFACE_SIZE, rdev->mc.mc_vram_size | 0x3FF);
if (rdev->flags & RADEON_IS_AGP) {
WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
} else {
WREG32(MC_VM_AGP_BASE, 0);
WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
}
if (r600_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
}
rv515_mc_resume(rdev, &save);
/* we need to own VRAM, so turn off the VGA renderer here
* to stop it overwriting our objects */
rv515_vga_render_disable(rdev);
}
/**
* r600_vram_gtt_location - try to find VRAM & GTT location
* @rdev: radeon device structure holding all necessary informations
* @mc: memory controller structure holding memory informations
*
* Function will place try to place VRAM at same place as in CPU (PCI)
* address space as some GPU seems to have issue when we reprogram at
* different address space.
*
* If there is not enough space to fit the unvisible VRAM after the
* aperture then we limit the VRAM size to the aperture.
*
* If we are using AGP then place VRAM adjacent to AGP aperture are we need
* them to be in one from GPU point of view so that we can program GPU to
* catch access outside them (weird GPU policy see ??).
*
* This function will never fails, worst case are limiting VRAM or GTT.
*
* Note: GTT start, end, size should be initialized before calling this
* function on AGP platform.
*/
void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
{
u64 size_bf, size_af;
if (mc->mc_vram_size > 0xE0000000) {
/* leave room for at least 512M GTT */
dev_warn(rdev->dev, "limiting VRAM\n");
mc->real_vram_size = 0xE0000000;
mc->mc_vram_size = 0xE0000000;
}
if (rdev->flags & RADEON_IS_AGP) {
size_bf = mc->gtt_start;
size_af = 0xFFFFFFFF - mc->gtt_end + 1;
if (size_bf > size_af) {
if (mc->mc_vram_size > size_bf) {
dev_warn(rdev->dev, "limiting VRAM\n");
mc->real_vram_size = size_bf;
mc->mc_vram_size = size_bf;
}
mc->vram_start = mc->gtt_start - mc->mc_vram_size;
} else {
if (mc->mc_vram_size > size_af) {
dev_warn(rdev->dev, "limiting VRAM\n");
mc->real_vram_size = size_af;
mc->mc_vram_size = size_af;
}
mc->vram_start = mc->gtt_end;
}
mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
mc->mc_vram_size >> 20, mc->vram_start,
mc->vram_end, mc->real_vram_size >> 20);
} else {
u64 base = 0;
if (rdev->flags & RADEON_IS_IGP)
base = (RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24;
radeon_vram_location(rdev, &rdev->mc, base);
radeon_gtt_location(rdev, mc);
}
}
int r600_mc_init(struct radeon_device *rdev)
{
fixed20_12 a;
u32 tmp;
int chansize, numchan;
/* Get VRAM informations */
rdev->mc.vram_is_ddr = true;
tmp = RREG32(RAMCFG);
if (tmp & CHANSIZE_OVERRIDE) {
chansize = 16;
} else if (tmp & CHANSIZE_MASK) {
chansize = 64;
} else {
chansize = 32;
}
tmp = RREG32(CHMAP);
switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
case 0:
default:
numchan = 1;
break;
case 1:
numchan = 2;
break;
case 2:
numchan = 4;
break;
case 3:
numchan = 8;
break;
}
rdev->mc.vram_width = numchan * chansize;
/* Could aper size report 0 ? */
rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
/* Setup GPU memory space */
rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
rdev->mc.visible_vram_size = rdev->mc.aper_size;
/* FIXME remove this once we support unmappable VRAM */
if (rdev->mc.mc_vram_size > rdev->mc.aper_size) {
rdev->mc.mc_vram_size = rdev->mc.aper_size;
rdev->mc.real_vram_size = rdev->mc.aper_size;
}
r600_vram_gtt_location(rdev, &rdev->mc);
/* FIXME: we should enforce default clock in case GPU is not in
* default setup
*/
a.full = rfixed_const(100);
rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
if (rdev->flags & RADEON_IS_IGP)
rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
return 0;
}
/* We doesn't check that the GPU really needs a reset we simply do the
* reset, it's up to the caller to determine if the GPU needs one. We
* might add an helper function to check that.
*/
int r600_gpu_soft_reset(struct radeon_device *rdev)
{
struct rv515_mc_save save;
u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) |
S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) |
S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) |
S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) |
S_008010_GUI_ACTIVE(1);
u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) |
S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) |
S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) |
S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) |
S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) |
S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) |
S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
u32 srbm_reset = 0;
u32 tmp;
dev_info(rdev->dev, "GPU softreset \n");
dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
RREG32(R_008010_GRBM_STATUS));
dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
RREG32(R_008014_GRBM_STATUS2));
dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
RREG32(R_000E50_SRBM_STATUS));
rv515_mc_stop(rdev, &save);
if (r600_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
}
/* Disable CP parsing/prefetching */
WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(0xff));
/* Check if any of the rendering block is busy and reset it */
if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
(RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
tmp = S_008020_SOFT_RESET_CR(1) |
S_008020_SOFT_RESET_DB(1) |
S_008020_SOFT_RESET_CB(1) |
S_008020_SOFT_RESET_PA(1) |
S_008020_SOFT_RESET_SC(1) |
S_008020_SOFT_RESET_SMX(1) |
S_008020_SOFT_RESET_SPI(1) |
S_008020_SOFT_RESET_SX(1) |
S_008020_SOFT_RESET_SH(1) |
S_008020_SOFT_RESET_TC(1) |
S_008020_SOFT_RESET_TA(1) |
S_008020_SOFT_RESET_VC(1) |
S_008020_SOFT_RESET_VGT(1);
dev_info(rdev->dev, " R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32(R_008020_GRBM_SOFT_RESET, tmp);
(void)RREG32(R_008020_GRBM_SOFT_RESET);
udelay(50);
WREG32(R_008020_GRBM_SOFT_RESET, 0);
(void)RREG32(R_008020_GRBM_SOFT_RESET);
}
/* Reset CP (we always reset CP) */
tmp = S_008020_SOFT_RESET_CP(1);
dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32(R_008020_GRBM_SOFT_RESET, tmp);
(void)RREG32(R_008020_GRBM_SOFT_RESET);
udelay(50);
WREG32(R_008020_GRBM_SOFT_RESET, 0);
(void)RREG32(R_008020_GRBM_SOFT_RESET);
/* Reset others GPU block if necessary */
if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_RLC(1);
if (G_000E50_GRBM_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_GRBM(1);
if (G_000E50_HI_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_IH(1);
if (G_000E50_VMC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_VMC(1);
if (G_000E50_MCB_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_MC(1);
if (G_000E50_MCDZ_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_MC(1);
if (G_000E50_MCDY_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_MC(1);
if (G_000E50_MCDX_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_MC(1);
if (G_000E50_MCDW_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_MC(1);
if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_RLC(1);
if (G_000E50_SEM_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_SEM(1);
if (G_000E50_BIF_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_BIF(1);
dev_info(rdev->dev, " R_000E60_SRBM_SOFT_RESET=0x%08X\n", srbm_reset);
WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset);
(void)RREG32(R_000E60_SRBM_SOFT_RESET);
udelay(50);
WREG32(R_000E60_SRBM_SOFT_RESET, 0);
(void)RREG32(R_000E60_SRBM_SOFT_RESET);
WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset);
(void)RREG32(R_000E60_SRBM_SOFT_RESET);
udelay(50);
WREG32(R_000E60_SRBM_SOFT_RESET, 0);
(void)RREG32(R_000E60_SRBM_SOFT_RESET);
/* Wait a little for things to settle down */
udelay(50);
dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
RREG32(R_008010_GRBM_STATUS));
dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
RREG32(R_008014_GRBM_STATUS2));
dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
RREG32(R_000E50_SRBM_STATUS));
/* After reset we need to reinit the asic as GPU often endup in an
* incoherent state.
*/
atom_asic_init(rdev->mode_info.atom_context);
rv515_mc_resume(rdev, &save);
return 0;
}
int r600_gpu_reset(struct radeon_device *rdev)
{
return r600_gpu_soft_reset(rdev);
}
static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
u32 num_backends,
u32 backend_disable_mask)
{
u32 backend_map = 0;
u32 enabled_backends_mask;
u32 enabled_backends_count;
u32 cur_pipe;
u32 swizzle_pipe[R6XX_MAX_PIPES];
u32 cur_backend;
u32 i;
if (num_tile_pipes > R6XX_MAX_PIPES)
num_tile_pipes = R6XX_MAX_PIPES;
if (num_tile_pipes < 1)
num_tile_pipes = 1;
if (num_backends > R6XX_MAX_BACKENDS)
num_backends = R6XX_MAX_BACKENDS;
if (num_backends < 1)
num_backends = 1;
enabled_backends_mask = 0;
enabled_backends_count = 0;
for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
if (((backend_disable_mask >> i) & 1) == 0) {
enabled_backends_mask |= (1 << i);
++enabled_backends_count;
}
if (enabled_backends_count == num_backends)
break;
}
if (enabled_backends_count == 0) {
enabled_backends_mask = 1;
enabled_backends_count = 1;
}
if (enabled_backends_count != num_backends)
num_backends = enabled_backends_count;
memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
switch (num_tile_pipes) {
case 1:
swizzle_pipe[0] = 0;
break;
case 2:
swizzle_pipe[0] = 0;
swizzle_pipe[1] = 1;
break;
case 3:
swizzle_pipe[0] = 0;
swizzle_pipe[1] = 1;
swizzle_pipe[2] = 2;
break;
case 4:
swizzle_pipe[0] = 0;
swizzle_pipe[1] = 1;
swizzle_pipe[2] = 2;
swizzle_pipe[3] = 3;
break;
case 5:
swizzle_pipe[0] = 0;
swizzle_pipe[1] = 1;
swizzle_pipe[2] = 2;
swizzle_pipe[3] = 3;
swizzle_pipe[4] = 4;
break;
case 6:
swizzle_pipe[0] = 0;
swizzle_pipe[1] = 2;
swizzle_pipe[2] = 4;
swizzle_pipe[3] = 5;
swizzle_pipe[4] = 1;
swizzle_pipe[5] = 3;
break;
case 7:
swizzle_pipe[0] = 0;
swizzle_pipe[1] = 2;
swizzle_pipe[2] = 4;
swizzle_pipe[3] = 6;
swizzle_pipe[4] = 1;
swizzle_pipe[5] = 3;
swizzle_pipe[6] = 5;
break;
case 8:
swizzle_pipe[0] = 0;
swizzle_pipe[1] = 2;
swizzle_pipe[2] = 4;
swizzle_pipe[3] = 6;
swizzle_pipe[4] = 1;
swizzle_pipe[5] = 3;
swizzle_pipe[6] = 5;
swizzle_pipe[7] = 7;
break;
}
cur_backend = 0;
for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
while (((1 << cur_backend) & enabled_backends_mask) == 0)
cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
}
return backend_map;
}
int r600_count_pipe_bits(uint32_t val)
{
int i, ret = 0;
for (i = 0; i < 32; i++) {
ret += val & 1;
val >>= 1;
}
return ret;
}
void r600_gpu_init(struct radeon_device *rdev)
{
u32 tiling_config;
u32 ramcfg;
u32 backend_map;
u32 cc_rb_backend_disable;
u32 cc_gc_shader_pipe_config;
u32 tmp;
int i, j;
u32 sq_config;
u32 sq_gpr_resource_mgmt_1 = 0;
u32 sq_gpr_resource_mgmt_2 = 0;
u32 sq_thread_resource_mgmt = 0;
u32 sq_stack_resource_mgmt_1 = 0;
u32 sq_stack_resource_mgmt_2 = 0;
/* FIXME: implement */
switch (rdev->family) {
case CHIP_R600:
rdev->config.r600.max_pipes = 4;
rdev->config.r600.max_tile_pipes = 8;
rdev->config.r600.max_simds = 4;
rdev->config.r600.max_backends = 4;
rdev->config.r600.max_gprs = 256;
rdev->config.r600.max_threads = 192;
rdev->config.r600.max_stack_entries = 256;
rdev->config.r600.max_hw_contexts = 8;
rdev->config.r600.max_gs_threads = 16;
rdev->config.r600.sx_max_export_size = 128;
rdev->config.r600.sx_max_export_pos_size = 16;
rdev->config.r600.sx_max_export_smx_size = 128;
rdev->config.r600.sq_num_cf_insts = 2;
break;
case CHIP_RV630:
case CHIP_RV635:
rdev->config.r600.max_pipes = 2;
rdev->config.r600.max_tile_pipes = 2;
rdev->config.r600.max_simds = 3;
rdev->config.r600.max_backends = 1;
rdev->config.r600.max_gprs = 128;
rdev->config.r600.max_threads = 192;
rdev->config.r600.max_stack_entries = 128;
rdev->config.r600.max_hw_contexts = 8;
rdev->config.r600.max_gs_threads = 4;
rdev->config.r600.sx_max_export_size = 128;
rdev->config.r600.sx_max_export_pos_size = 16;
rdev->config.r600.sx_max_export_smx_size = 128;
rdev->config.r600.sq_num_cf_insts = 2;
break;
case CHIP_RV610:
case CHIP_RV620:
case CHIP_RS780:
case CHIP_RS880:
rdev->config.r600.max_pipes = 1;
rdev->config.r600.max_tile_pipes = 1;
rdev->config.r600.max_simds = 2;
rdev->config.r600.max_backends = 1;
rdev->config.r600.max_gprs = 128;
rdev->config.r600.max_threads = 192;
rdev->config.r600.max_stack_entries = 128;
rdev->config.r600.max_hw_contexts = 4;
rdev->config.r600.max_gs_threads = 4;
rdev->config.r600.sx_max_export_size = 128;
rdev->config.r600.sx_max_export_pos_size = 16;
rdev->config.r600.sx_max_export_smx_size = 128;
rdev->config.r600.sq_num_cf_insts = 1;
break;
case CHIP_RV670:
rdev->config.r600.max_pipes = 4;
rdev->config.r600.max_tile_pipes = 4;
rdev->config.r600.max_simds = 4;
rdev->config.r600.max_backends = 4;
rdev->config.r600.max_gprs = 192;
rdev->config.r600.max_threads = 192;
rdev->config.r600.max_stack_entries = 256;
rdev->config.r600.max_hw_contexts = 8;
rdev->config.r600.max_gs_threads = 16;
rdev->config.r600.sx_max_export_size = 128;
rdev->config.r600.sx_max_export_pos_size = 16;
rdev->config.r600.sx_max_export_smx_size = 128;
rdev->config.r600.sq_num_cf_insts = 2;
break;
default:
break;
}
/* Initialize HDP */
for (i = 0, j = 0; i < 32; i++, j += 0x18) {
WREG32((0x2c14 + j), 0x00000000);
WREG32((0x2c18 + j), 0x00000000);
WREG32((0x2c1c + j), 0x00000000);
WREG32((0x2c20 + j), 0x00000000);
WREG32((0x2c24 + j), 0x00000000);
}
WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
/* Setup tiling */
tiling_config = 0;
ramcfg = RREG32(RAMCFG);
switch (rdev->config.r600.max_tile_pipes) {
case 1:
tiling_config |= PIPE_TILING(0);
break;
case 2:
tiling_config |= PIPE_TILING(1);
break;
case 4:
tiling_config |= PIPE_TILING(2);
break;
case 8:
tiling_config |= PIPE_TILING(3);
break;
default:
break;
}
rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes;
rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
tiling_config |= GROUP_SIZE(0);
rdev->config.r600.tiling_group_size = 256;
tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
if (tmp > 3) {
tiling_config |= ROW_TILING(3);
tiling_config |= SAMPLE_SPLIT(3);
} else {
tiling_config |= ROW_TILING(tmp);
tiling_config |= SAMPLE_SPLIT(tmp);
}
tiling_config |= BANK_SWAPS(1);
cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000;
cc_rb_backend_disable |=
BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << rdev->config.r600.max_backends) & R6XX_MAX_BACKENDS_MASK);
cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
cc_gc_shader_pipe_config |=
INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << rdev->config.r600.max_pipes) & R6XX_MAX_PIPES_MASK);
cc_gc_shader_pipe_config |=
INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << rdev->config.r600.max_simds) & R6XX_MAX_SIMDS_MASK);
backend_map = r600_get_tile_pipe_to_backend_map(rdev->config.r600.max_tile_pipes,
(R6XX_MAX_BACKENDS -
r600_count_pipe_bits((cc_rb_backend_disable &
R6XX_MAX_BACKENDS_MASK) >> 16)),
(cc_rb_backend_disable >> 16));
tiling_config |= BACKEND_MAP(backend_map);
WREG32(GB_TILING_CONFIG, tiling_config);
WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
/* Setup pipes */
WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
/* Setup some CP states */
WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
SYNC_WALKER | SYNC_ALIGNER));
/* Setup various GPU states */
if (rdev->family == CHIP_RV670)
WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
tmp = RREG32(SX_DEBUG_1);
tmp |= SMX_EVENT_RELEASE;
if ((rdev->family > CHIP_R600))
tmp |= ENABLE_NEW_SMX_ADDRESS;
WREG32(SX_DEBUG_1, tmp);
if (((rdev->family) == CHIP_R600) ||
((rdev->family) == CHIP_RV630) ||
((rdev->family) == CHIP_RV610) ||
((rdev->family) == CHIP_RV620) ||
((rdev->family) == CHIP_RS780) ||
((rdev->family) == CHIP_RS880)) {
WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
} else {
WREG32(DB_DEBUG, 0);
}
WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
WREG32(VGT_NUM_INSTANCES, 0);
WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
tmp = RREG32(SQ_MS_FIFO_SIZES);
if (((rdev->family) == CHIP_RV610) ||
((rdev->family) == CHIP_RV620) ||
((rdev->family) == CHIP_RS780) ||
((rdev->family) == CHIP_RS880)) {
tmp = (CACHE_FIFO_SIZE(0xa) |
FETCH_FIFO_HIWATER(0xa) |
DONE_FIFO_HIWATER(0xe0) |
ALU_UPDATE_FIFO_HIWATER(0x8));
} else if (((rdev->family) == CHIP_R600) ||
((rdev->family) == CHIP_RV630)) {
tmp &= ~DONE_FIFO_HIWATER(0xff);
tmp |= DONE_FIFO_HIWATER(0x4);
}
WREG32(SQ_MS_FIFO_SIZES, tmp);
/* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
* should be adjusted as needed by the 2D/3D drivers. This just sets default values
*/
sq_config = RREG32(SQ_CONFIG);
sq_config &= ~(PS_PRIO(3) |
VS_PRIO(3) |
GS_PRIO(3) |
ES_PRIO(3));
sq_config |= (DX9_CONSTS |
VC_ENABLE |
PS_PRIO(0) |
VS_PRIO(1) |
GS_PRIO(2) |
ES_PRIO(3));
if ((rdev->family) == CHIP_R600) {
sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
NUM_VS_GPRS(124) |
NUM_CLAUSE_TEMP_GPRS(4));
sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
NUM_ES_GPRS(0));
sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
NUM_VS_THREADS(48) |
NUM_GS_THREADS(4) |
NUM_ES_THREADS(4));
sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
NUM_VS_STACK_ENTRIES(128));
sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
NUM_ES_STACK_ENTRIES(0));
} else if (((rdev->family) == CHIP_RV610) ||
((rdev->family) == CHIP_RV620) ||
((rdev->family) == CHIP_RS780) ||
((rdev->family) == CHIP_RS880)) {
/* no vertex cache */
sq_config &= ~VC_ENABLE;
sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
NUM_VS_GPRS(44) |
NUM_CLAUSE_TEMP_GPRS(2));
sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
NUM_ES_GPRS(17));
sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
NUM_VS_THREADS(78) |
NUM_GS_THREADS(4) |
NUM_ES_THREADS(31));
sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
NUM_VS_STACK_ENTRIES(40));
sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
NUM_ES_STACK_ENTRIES(16));
} else if (((rdev->family) == CHIP_RV630) ||
((rdev->family) == CHIP_RV635)) {
sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
NUM_VS_GPRS(44) |
NUM_CLAUSE_TEMP_GPRS(2));
sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
NUM_ES_GPRS(18));
sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
NUM_VS_THREADS(78) |
NUM_GS_THREADS(4) |
NUM_ES_THREADS(31));
sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
NUM_VS_STACK_ENTRIES(40));
sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
NUM_ES_STACK_ENTRIES(16));
} else if ((rdev->family) == CHIP_RV670) {
sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
NUM_VS_GPRS(44) |
NUM_CLAUSE_TEMP_GPRS(2));
sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
NUM_ES_GPRS(17));
sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
NUM_VS_THREADS(78) |
NUM_GS_THREADS(4) |
NUM_ES_THREADS(31));
sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
NUM_VS_STACK_ENTRIES(64));
sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
NUM_ES_STACK_ENTRIES(64));
}
WREG32(SQ_CONFIG, sq_config);
WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
if (((rdev->family) == CHIP_RV610) ||
((rdev->family) == CHIP_RV620) ||
((rdev->family) == CHIP_RS780) ||
((rdev->family) == CHIP_RS880)) {
WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
} else {
WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
}
/* More default values. 2D/3D driver should adjust as needed */
WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
S1_X(0x4) | S1_Y(0xc)));
WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
S1_X(0x2) | S1_Y(0x2) |
S2_X(0xa) | S2_Y(0x6) |
S3_X(0x6) | S3_Y(0xa)));
WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
S1_X(0x4) | S1_Y(0xc) |
S2_X(0x1) | S2_Y(0x6) |
S3_X(0xa) | S3_Y(0xe)));
WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
S5_X(0x0) | S5_Y(0x0) |
S6_X(0xb) | S6_Y(0x4) |
S7_X(0x7) | S7_Y(0x8)));
WREG32(VGT_STRMOUT_EN, 0);
tmp = rdev->config.r600.max_pipes * 16;
switch (rdev->family) {
case CHIP_RV610:
case CHIP_RV620:
case CHIP_RS780:
case CHIP_RS880:
tmp += 32;
break;
case CHIP_RV670:
tmp += 128;
break;
default:
break;
}
if (tmp > 256) {
tmp = 256;
}
WREG32(VGT_ES_PER_GS, 128);
WREG32(VGT_GS_PER_ES, tmp);
WREG32(VGT_GS_PER_VS, 2);
WREG32(VGT_GS_VERTEX_REUSE, 16);
/* more default values. 2D/3D driver should adjust as needed */
WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
WREG32(VGT_STRMOUT_EN, 0);
WREG32(SX_MISC, 0);
WREG32(PA_SC_MODE_CNTL, 0);
WREG32(PA_SC_AA_CONFIG, 0);
WREG32(PA_SC_LINE_STIPPLE, 0);
WREG32(SPI_INPUT_Z, 0);
WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
WREG32(CB_COLOR7_FRAG, 0);
/* Clear render buffer base addresses */
WREG32(CB_COLOR0_BASE, 0);
WREG32(CB_COLOR1_BASE, 0);
WREG32(CB_COLOR2_BASE, 0);
WREG32(CB_COLOR3_BASE, 0);
WREG32(CB_COLOR4_BASE, 0);
WREG32(CB_COLOR5_BASE, 0);
WREG32(CB_COLOR6_BASE, 0);
WREG32(CB_COLOR7_BASE, 0);
WREG32(CB_COLOR7_FRAG, 0);
switch (rdev->family) {
case CHIP_RV610:
case CHIP_RV620:
case CHIP_RS780:
case CHIP_RS880:
tmp = TC_L2_SIZE(8);
break;
case CHIP_RV630:
case CHIP_RV635:
tmp = TC_L2_SIZE(4);
break;
case CHIP_R600:
tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
break;
default:
tmp = TC_L2_SIZE(0);
break;
}
WREG32(TC_CNTL, tmp);
tmp = RREG32(HDP_HOST_PATH_CNTL);
WREG32(HDP_HOST_PATH_CNTL, tmp);
tmp = RREG32(ARB_POP);
tmp |= ENABLE_TC128;
WREG32(ARB_POP, tmp);
WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
NUM_CLIP_SEQ(3)));
WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
}
/*
* Indirect registers accessor
*/
u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
{
u32 r;
WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
(void)RREG32(PCIE_PORT_INDEX);
r = RREG32(PCIE_PORT_DATA);
return r;
}
void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
{
WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
(void)RREG32(PCIE_PORT_INDEX);
WREG32(PCIE_PORT_DATA, (v));
(void)RREG32(PCIE_PORT_DATA);
}
/*
* CP & Ring
*/
void r600_cp_stop(struct radeon_device *rdev)
{
WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
}
int r600_init_microcode(struct radeon_device *rdev)
{
struct platform_device *pdev;
const char *chip_name;
const char *rlc_chip_name;
size_t pfp_req_size, me_req_size, rlc_req_size;
char fw_name[30];
int err;
DRM_DEBUG("\n");
pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
err = IS_ERR(pdev);
if (err) {
printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
return -EINVAL;
}
switch (rdev->family) {
case CHIP_R600:
chip_name = "R600";
rlc_chip_name = "R600";
break;
case CHIP_RV610:
chip_name = "RV610";
rlc_chip_name = "R600";
break;
case CHIP_RV630:
chip_name = "RV630";
rlc_chip_name = "R600";
break;
case CHIP_RV620:
chip_name = "RV620";
rlc_chip_name = "R600";
break;
case CHIP_RV635:
chip_name = "RV635";
rlc_chip_name = "R600";
break;
case CHIP_RV670:
chip_name = "RV670";
rlc_chip_name = "R600";
break;
case CHIP_RS780:
case CHIP_RS880:
chip_name = "RS780";
rlc_chip_name = "R600";
break;
case CHIP_RV770:
chip_name = "RV770";
rlc_chip_name = "R700";
break;
case CHIP_RV730:
case CHIP_RV740:
chip_name = "RV730";
rlc_chip_name = "R700";
break;
case CHIP_RV710:
chip_name = "RV710";
rlc_chip_name = "R700";
break;
default: BUG();
}
if (rdev->family >= CHIP_RV770) {
pfp_req_size = R700_PFP_UCODE_SIZE * 4;
me_req_size = R700_PM4_UCODE_SIZE * 4;
rlc_req_size = R700_RLC_UCODE_SIZE * 4;
} else {
pfp_req_size = PFP_UCODE_SIZE * 4;
me_req_size = PM4_UCODE_SIZE * 12;
rlc_req_size = RLC_UCODE_SIZE * 4;
}
DRM_INFO("Loading %s Microcode\n", chip_name);
snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
if (err)
goto out;
if (rdev->pfp_fw->size != pfp_req_size) {
printk(KERN_ERR
"r600_cp: Bogus length %zu in firmware \"%s\"\n",
rdev->pfp_fw->size, fw_name);
err = -EINVAL;
goto out;
}
snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
if (err)
goto out;
if (rdev->me_fw->size != me_req_size) {
printk(KERN_ERR
"r600_cp: Bogus length %zu in firmware \"%s\"\n",
rdev->me_fw->size, fw_name);
err = -EINVAL;
}
snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
if (err)
goto out;
if (rdev->rlc_fw->size != rlc_req_size) {
printk(KERN_ERR
"r600_rlc: Bogus length %zu in firmware \"%s\"\n",
rdev->rlc_fw->size, fw_name);
err = -EINVAL;
}
out:
platform_device_unregister(pdev);
if (err) {
if (err != -EINVAL)
printk(KERN_ERR
"r600_cp: Failed to load firmware \"%s\"\n",
fw_name);
release_firmware(rdev->pfp_fw);
rdev->pfp_fw = NULL;
release_firmware(rdev->me_fw);
rdev->me_fw = NULL;
release_firmware(rdev->rlc_fw);
rdev->rlc_fw = NULL;
}
return err;
}
static int r600_cp_load_microcode(struct radeon_device *rdev)
{
const __be32 *fw_data;
int i;
if (!rdev->me_fw || !rdev->pfp_fw)
return -EINVAL;
r600_cp_stop(rdev);
WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
/* Reset cp */
WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
RREG32(GRBM_SOFT_RESET);
mdelay(15);
WREG32(GRBM_SOFT_RESET, 0);
WREG32(CP_ME_RAM_WADDR, 0);
fw_data = (const __be32 *)rdev->me_fw->data;
WREG32(CP_ME_RAM_WADDR, 0);
for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
WREG32(CP_ME_RAM_DATA,
be32_to_cpup(fw_data++));
fw_data = (const __be32 *)rdev->pfp_fw->data;
WREG32(CP_PFP_UCODE_ADDR, 0);
for (i = 0; i < PFP_UCODE_SIZE; i++)
WREG32(CP_PFP_UCODE_DATA,
be32_to_cpup(fw_data++));
WREG32(CP_PFP_UCODE_ADDR, 0);
WREG32(CP_ME_RAM_WADDR, 0);
WREG32(CP_ME_RAM_RADDR, 0);
return 0;
}
int r600_cp_start(struct radeon_device *rdev)
{
int r;
uint32_t cp_me;
r = radeon_ring_lock(rdev, 7);
if (r) {
DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
return r;
}
radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
radeon_ring_write(rdev, 0x1);
if (rdev->family < CHIP_RV770) {
radeon_ring_write(rdev, 0x3);
radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1);
} else {
radeon_ring_write(rdev, 0x0);
radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1);
}
radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
radeon_ring_write(rdev, 0);
radeon_ring_write(rdev, 0);
radeon_ring_unlock_commit(rdev);
cp_me = 0xff;
WREG32(R_0086D8_CP_ME_CNTL, cp_me);
return 0;
}
int r600_cp_resume(struct radeon_device *rdev)
{
u32 tmp;
u32 rb_bufsz;
int r;
/* Reset cp */
WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
RREG32(GRBM_SOFT_RESET);
mdelay(15);
WREG32(GRBM_SOFT_RESET, 0);
/* Set ring buffer size */
rb_bufsz = drm_order(rdev->cp.ring_size / 8);
tmp = RB_NO_UPDATE | (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
#ifdef __BIG_ENDIAN
tmp |= BUF_SWAP_32BIT;
#endif
WREG32(CP_RB_CNTL, tmp);
WREG32(CP_SEM_WAIT_TIMER, 0x4);
/* Set the write pointer delay */
WREG32(CP_RB_WPTR_DELAY, 0);
/* Initialize the ring buffer's read and write pointers */
WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
WREG32(CP_RB_RPTR_WR, 0);
WREG32(CP_RB_WPTR, 0);
WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF);
WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr));
mdelay(1);
WREG32(CP_RB_CNTL, tmp);
WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8);
WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
rdev->cp.rptr = RREG32(CP_RB_RPTR);
rdev->cp.wptr = RREG32(CP_RB_WPTR);
r600_cp_start(rdev);
rdev->cp.ready = true;
r = radeon_ring_test(rdev);
if (r) {
rdev->cp.ready = false;
return r;
}
return 0;
}
void r600_cp_commit(struct radeon_device *rdev)
{
WREG32(CP_RB_WPTR, rdev->cp.wptr);
(void)RREG32(CP_RB_WPTR);
}
void r600_ring_init(struct radeon_device *rdev, unsigned ring_size)
{
u32 rb_bufsz;
/* Align ring size */
rb_bufsz = drm_order(ring_size / 8);
ring_size = (1 << (rb_bufsz + 1)) * 4;
rdev->cp.ring_size = ring_size;
rdev->cp.align_mask = 16 - 1;
}
/*
* GPU scratch registers helpers function.
*/
void r600_scratch_init(struct radeon_device *rdev)
{
int i;
rdev->scratch.num_reg = 7;
for (i = 0; i < rdev->scratch.num_reg; i++) {
rdev->scratch.free[i] = true;
rdev->scratch.reg[i] = SCRATCH_REG0 + (i * 4);
}
}
int r600_ring_test(struct radeon_device *rdev)
{
uint32_t scratch;
uint32_t tmp = 0;
unsigned i;
int r;
r = radeon_scratch_get(rdev, &scratch);
if (r) {
DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
return r;
}
WREG32(scratch, 0xCAFEDEAD);
r = radeon_ring_lock(rdev, 3);
if (r) {
DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
radeon_scratch_free(rdev, scratch);
return r;
}
radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
radeon_ring_write(rdev, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
radeon_ring_write(rdev, 0xDEADBEEF);
radeon_ring_unlock_commit(rdev);
for (i = 0; i < rdev->usec_timeout; i++) {
tmp = RREG32(scratch);
if (tmp == 0xDEADBEEF)
break;
DRM_UDELAY(1);
}
if (i < rdev->usec_timeout) {
DRM_INFO("ring test succeeded in %d usecs\n", i);
} else {
DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n",
scratch, tmp);
r = -EINVAL;
}
radeon_scratch_free(rdev, scratch);
return r;
}
void r600_fence_ring_emit(struct radeon_device *rdev,
struct radeon_fence *fence)
{
/* Also consider EVENT_WRITE_EOP. it handles the interrupts + timestamps + events */
radeon_ring_write(rdev, PACKET3(PACKET3_EVENT_WRITE, 0));
radeon_ring_write(rdev, CACHE_FLUSH_AND_INV_EVENT);
/* wait for 3D idle clean */
radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
radeon_ring_write(rdev, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
radeon_ring_write(rdev, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
/* Emit fence sequence & fire IRQ */
radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
radeon_ring_write(rdev, fence->seq);
/* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
radeon_ring_write(rdev, PACKET0(CP_INT_STATUS, 0));
radeon_ring_write(rdev, RB_INT_STAT);
}
int r600_set_surface_reg(struct radeon_device *rdev, int reg,
uint32_t tiling_flags, uint32_t pitch,
uint32_t offset, uint32_t obj_size)
{
/* FIXME: implement */
return 0;
}
void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
{
/* FIXME: implement */
}
bool r600_card_posted(struct radeon_device *rdev)
{
uint32_t reg;
/* first check CRTCs */
reg = RREG32(D1CRTC_CONTROL) |
RREG32(D2CRTC_CONTROL);
if (reg & CRTC_EN)
return true;
/* then check MEM_SIZE, in case the crtcs are off */
if (RREG32(CONFIG_MEMSIZE))
return true;
return false;
}
int r600_startup(struct radeon_device *rdev)
{
int r;
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
r = r600_init_microcode(rdev);
if (r) {
DRM_ERROR("Failed to load firmware!\n");
return r;
}
}
r600_mc_program(rdev);
if (rdev->flags & RADEON_IS_AGP) {
r600_agp_enable(rdev);
} else {
r = r600_pcie_gart_enable(rdev);
if (r)
return r;
}
r600_gpu_init(rdev);
r = radeon_ring_init(rdev, rdev->cp.ring_size);
if (r)
return r;
r = r600_cp_load_microcode(rdev);
if (r)
return r;
r = r600_cp_resume(rdev);
if (r)
return r;
/* write back buffer are not vital so don't worry about failure */
// r600_wb_enable(rdev);
return 0;
}
void r600_vga_set_state(struct radeon_device *rdev, bool state)
{
uint32_t temp;
temp = RREG32(CONFIG_CNTL);
if (state == false) {
temp &= ~(1<<0);
temp |= (1<<1);
} else {
temp &= ~(1<<1);
}
WREG32(CONFIG_CNTL, temp);
}
/* Plan is to move initialization in that function and use
* helper function so that radeon_device_init pretty much
* do nothing more than calling asic specific function. This
* should also allow to remove a bunch of callback function
* like vram_info.
*/
int r600_init(struct radeon_device *rdev)
{
int r;
r = radeon_dummy_page_init(rdev);
if (r)
return r;
if (r600_debugfs_mc_info_init(rdev)) {
DRM_ERROR("Failed to register debugfs file for mc !\n");
}
/* This don't do much */
r = radeon_gem_init(rdev);
if (r)
return r;
/* Read BIOS */
if (!radeon_get_bios(rdev)) {
if (ASIC_IS_AVIVO(rdev))
return -EINVAL;
}
/* Must be an ATOMBIOS */
if (!rdev->is_atom_bios) {
dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
return -EINVAL;
}
r = radeon_atombios_init(rdev);
if (r)
return r;
/* Post card if necessary */
if (!r600_card_posted(rdev)) {
if (!rdev->bios) {
dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
return -EINVAL;
}
DRM_INFO("GPU not posted. posting now...\n");
atom_asic_init(rdev->mode_info.atom_context);
}
/* Initialize scratch registers */
r600_scratch_init(rdev);
/* Initialize surface registers */
radeon_surface_init(rdev);
/* Initialize clocks */
radeon_get_clock_info(rdev->ddev);
r = radeon_clocks_init(rdev);
if (r)
return r;
/* Initialize power management */
radeon_pm_init(rdev);
/* Fence driver */
if (rdev->flags & RADEON_IS_AGP) {
r = radeon_agp_init(rdev);
if (r)
radeon_agp_disable(rdev);
}
r = r600_mc_init(rdev);
if (r)
return r;
/* Memory manager */
r = radeon_bo_init(rdev);
if (r)
return r;
// r = radeon_irq_kms_init(rdev);
// if (r)
// return r;
rdev->cp.ring_obj = NULL;
r600_ring_init(rdev, 1024 * 1024);
// rdev->ih.ring_obj = NULL;
// r600_ih_ring_init(rdev, 64 * 1024);
r = r600_pcie_gart_init(rdev);
if (r)
return r;
rdev->accel_working = true;
r = r600_startup(rdev);
if (r) {
dev_err(rdev->dev, "disabling GPU acceleration\n");
// r600_suspend(rdev);
// r600_wb_fini(rdev);
// radeon_ring_fini(rdev);
r600_pcie_gart_fini(rdev);
rdev->accel_working = false;
}
if (rdev->accel_working) {
// r = radeon_ib_pool_init(rdev);
// if (r) {
// DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r);
// rdev->accel_working = false;
// }
// r = r600_ib_test(rdev);
// if (r) {
// DRM_ERROR("radeon: failled testing IB (%d).\n", r);
// rdev->accel_working = false;
// }
}
return 0;
}
/*
* Debugfs info
*/
#if defined(CONFIG_DEBUG_FS)
static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct radeon_device *rdev = dev->dev_private;
unsigned count, i, j;
radeon_ring_free_size(rdev);
count = (rdev->cp.ring_size / 4) - rdev->cp.ring_free_dw;
seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT));
seq_printf(m, "CP_RB_WPTR 0x%08x\n", RREG32(CP_RB_WPTR));
seq_printf(m, "CP_RB_RPTR 0x%08x\n", RREG32(CP_RB_RPTR));
seq_printf(m, "driver's copy of the CP_RB_WPTR 0x%08x\n", rdev->cp.wptr);
seq_printf(m, "driver's copy of the CP_RB_RPTR 0x%08x\n", rdev->cp.rptr);
seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw);
seq_printf(m, "%u dwords in ring\n", count);
i = rdev->cp.rptr;
for (j = 0; j <= count; j++) {
seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]);
i = (i + 1) & rdev->cp.ptr_mask;
}
return 0;
}
static int r600_debugfs_mc_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct radeon_device *rdev = dev->dev_private;
DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
DREG32_SYS(m, rdev, VM_L2_STATUS);
return 0;
}
static struct drm_info_list r600_mc_info_list[] = {
{"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
{"r600_ring_info", r600_debugfs_cp_ring_info, 0, NULL},
};
#endif
int r600_debugfs_mc_info_init(struct radeon_device *rdev)
{
#if defined(CONFIG_DEBUG_FS)
return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
#else
return 0;
#endif
}
/**
* r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
* rdev: radeon device structure
* bo: buffer object struct which userspace is waiting for idle
*
* Some R6XX/R7XX doesn't seems to take into account HDP flush performed
* through ring buffer, this leads to corruption in rendering, see
* http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
* directly perform HDP flush by writing register through MMIO.
*/
void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
{
WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
}
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