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kolibrios-fun/contrib/sdk/sources/Intel-2D/sna/gen7_render.c
Sergey Semyonov (Serge) d605acf341 intel-2d: sna-2.99.906 
git-svn-id: svn://kolibrios.org@4501 a494cfbc-eb01-0410-851d-a64ba20cac60
2014-01-21 14:20:59 +00:00

2310 lines
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/*
* Copyright © 2006,2008,2011 Intel Corporation
* Copyright © 2007 Red Hat, Inc.
*
* 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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:
* Wang Zhenyu <zhenyu.z.wang@sna.com>
* Eric Anholt <eric@anholt.net>
* Carl Worth <cworth@redhat.com>
* Keith Packard <keithp@keithp.com>
* Chris Wilson <chris@chris-wilson.co.uk>
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "sna.h"
#include "sna_reg.h"
#include "sna_render.h"
#include "sna_render_inline.h"
//#include "sna_video.h"
#include "brw/brw.h"
#include "gen7_render.h"
#include "gen4_common.h"
#include "gen4_source.h"
#include "gen4_vertex.h"
#include "gen6_common.h"
#define ALWAYS_INVALIDATE 0
#define ALWAYS_FLUSH 0
#define ALWAYS_STALL 0
#define NO_COMPOSITE 0
#define NO_COMPOSITE_SPANS 0
#define NO_COPY 0
#define NO_COPY_BOXES 0
#define NO_FILL 0
#define NO_FILL_BOXES 0
#define NO_FILL_ONE 0
#define NO_FILL_CLEAR 0
#define NO_RING_SWITCH 0
#define USE_8_PIXEL_DISPATCH 1
#define USE_16_PIXEL_DISPATCH 1
#define USE_32_PIXEL_DISPATCH 0
#if !USE_8_PIXEL_DISPATCH && !USE_16_PIXEL_DISPATCH && !USE_32_PIXEL_DISPATCH
#error "Must select at least 8, 16 or 32 pixel dispatch"
#endif
#define GEN7_MAX_SIZE 16384
/* XXX Todo
*
* STR (software tiled rendering) mode. No, really.
* 64x32 pixel blocks align with the rendering cache. Worth considering.
*/
#define is_aligned(x, y) (((x) & ((y) - 1)) == 0)
struct gt_info {
const char *name;
uint32_t max_vs_threads;
uint32_t max_gs_threads;
uint32_t max_wm_threads;
struct {
int size;
int max_vs_entries;
int max_gs_entries;
int push_ps_size; /* in 1KBs */
} urb;
int gt;
};
static const struct gt_info ivb_gt_info = {
.name = "Ivybridge (gen7)",
.max_vs_threads = 16,
.max_gs_threads = 16,
.max_wm_threads = (16-1) << IVB_PS_MAX_THREADS_SHIFT,
.urb = { 128, 64, 64, 8 },
.gt = 0,
};
static const struct gt_info ivb_gt1_info = {
.name = "Ivybridge (gen7, gt1)",
.max_vs_threads = 36,
.max_gs_threads = 36,
.max_wm_threads = (48-1) << IVB_PS_MAX_THREADS_SHIFT,
.urb = { 128, 512, 192, 8 },
.gt = 1,
};
static const struct gt_info ivb_gt2_info = {
.name = "Ivybridge (gen7, gt2)",
.max_vs_threads = 128,
.max_gs_threads = 128,
.max_wm_threads = (172-1) << IVB_PS_MAX_THREADS_SHIFT,
.urb = { 256, 704, 320, 8 },
.gt = 2,
};
static const struct gt_info byt_gt_info = {
.name = "Baytrail (gen7)",
.urb = { 128, 64, 64 },
.max_vs_threads = 36,
.max_gs_threads = 36,
.max_wm_threads = (48-1) << IVB_PS_MAX_THREADS_SHIFT,
.urb = { 128, 512, 192, 8 },
.gt = 1,
};
static const struct gt_info hsw_gt_info = {
.name = "Haswell (gen7.5)",
.max_vs_threads = 8,
.max_gs_threads = 8,
.max_wm_threads =
(8 - 1) << HSW_PS_MAX_THREADS_SHIFT |
1 << HSW_PS_SAMPLE_MASK_SHIFT,
.urb = { 128, 64, 64, 8 },
.gt = 0,
};
static const struct gt_info hsw_gt1_info = {
.name = "Haswell (gen7.5, gt1)",
.max_vs_threads = 70,
.max_gs_threads = 70,
.max_wm_threads =
(102 - 1) << HSW_PS_MAX_THREADS_SHIFT |
1 << HSW_PS_SAMPLE_MASK_SHIFT,
.urb = { 128, 640, 256, 8 },
.gt = 1,
};
static const struct gt_info hsw_gt2_info = {
.name = "Haswell (gen7.5, gt2)",
.max_vs_threads = 140,
.max_gs_threads = 140,
.max_wm_threads =
(140 - 1) << HSW_PS_MAX_THREADS_SHIFT |
1 << HSW_PS_SAMPLE_MASK_SHIFT,
.urb = { 256, 1664, 640, 8 },
.gt = 2,
};
static const struct gt_info hsw_gt3_info = {
.name = "Haswell (gen7.5, gt3)",
.max_vs_threads = 280,
.max_gs_threads = 280,
.max_wm_threads =
(280 - 1) << HSW_PS_MAX_THREADS_SHIFT |
1 << HSW_PS_SAMPLE_MASK_SHIFT,
.urb = { 512, 3328, 1280, 16 },
.gt = 3,
};
inline static bool is_ivb(struct sna *sna)
{
return sna->kgem.gen == 070;
}
inline static bool is_byt(struct sna *sna)
{
return sna->kgem.gen == 071;
}
inline static bool is_hsw(struct sna *sna)
{
return sna->kgem.gen == 075;
}
static const uint32_t ps_kernel_packed[][4] = {
#include "exa_wm_src_affine.g7b"
#include "exa_wm_src_sample_argb.g7b"
#include "exa_wm_yuv_rgb.g7b"
#include "exa_wm_write.g7b"
};
static const uint32_t ps_kernel_planar[][4] = {
#include "exa_wm_src_affine.g7b"
#include "exa_wm_src_sample_planar.g7b"
#include "exa_wm_yuv_rgb.g7b"
#include "exa_wm_write.g7b"
};
#define KERNEL(kernel_enum, kernel, num_surfaces) \
[GEN7_WM_KERNEL_##kernel_enum] = {#kernel_enum, kernel, sizeof(kernel), num_surfaces}
#define NOKERNEL(kernel_enum, func, num_surfaces) \
[GEN7_WM_KERNEL_##kernel_enum] = {#kernel_enum, (void *)func, 0, num_surfaces}
static const struct wm_kernel_info {
const char *name;
const void *data;
unsigned int size;
int num_surfaces;
} wm_kernels[] = {
NOKERNEL(NOMASK, brw_wm_kernel__affine, 2),
NOKERNEL(NOMASK_P, brw_wm_kernel__projective, 2),
NOKERNEL(MASK, brw_wm_kernel__affine_mask, 3),
NOKERNEL(MASK_P, brw_wm_kernel__projective_mask, 3),
NOKERNEL(MASKCA, brw_wm_kernel__affine_mask_ca, 3),
NOKERNEL(MASKCA_P, brw_wm_kernel__projective_mask_ca, 3),
NOKERNEL(MASKSA, brw_wm_kernel__affine_mask_sa, 3),
NOKERNEL(MASKSA_P, brw_wm_kernel__projective_mask_sa, 3),
NOKERNEL(OPACITY, brw_wm_kernel__affine_opacity, 2),
NOKERNEL(OPACITY_P, brw_wm_kernel__projective_opacity, 2),
KERNEL(VIDEO_PLANAR, ps_kernel_planar, 7),
KERNEL(VIDEO_PACKED, ps_kernel_packed, 2),
};
#undef KERNEL
static const struct blendinfo {
bool src_alpha;
uint32_t src_blend;
uint32_t dst_blend;
} gen7_blend_op[] = {
/* Clear */ {0, GEN7_BLENDFACTOR_ZERO, GEN7_BLENDFACTOR_ZERO},
/* Src */ {0, GEN7_BLENDFACTOR_ONE, GEN7_BLENDFACTOR_ZERO},
/* Dst */ {0, GEN7_BLENDFACTOR_ZERO, GEN7_BLENDFACTOR_ONE},
/* Over */ {1, GEN7_BLENDFACTOR_ONE, GEN7_BLENDFACTOR_INV_SRC_ALPHA},
/* OverReverse */ {0, GEN7_BLENDFACTOR_INV_DST_ALPHA, GEN7_BLENDFACTOR_ONE},
/* In */ {0, GEN7_BLENDFACTOR_DST_ALPHA, GEN7_BLENDFACTOR_ZERO},
/* InReverse */ {1, GEN7_BLENDFACTOR_ZERO, GEN7_BLENDFACTOR_SRC_ALPHA},
/* Out */ {0, GEN7_BLENDFACTOR_INV_DST_ALPHA, GEN7_BLENDFACTOR_ZERO},
/* OutReverse */ {1, GEN7_BLENDFACTOR_ZERO, GEN7_BLENDFACTOR_INV_SRC_ALPHA},
/* Atop */ {1, GEN7_BLENDFACTOR_DST_ALPHA, GEN7_BLENDFACTOR_INV_SRC_ALPHA},
/* AtopReverse */ {1, GEN7_BLENDFACTOR_INV_DST_ALPHA, GEN7_BLENDFACTOR_SRC_ALPHA},
/* Xor */ {1, GEN7_BLENDFACTOR_INV_DST_ALPHA, GEN7_BLENDFACTOR_INV_SRC_ALPHA},
/* Add */ {0, GEN7_BLENDFACTOR_ONE, GEN7_BLENDFACTOR_ONE},
};
/**
* Highest-valued BLENDFACTOR used in gen7_blend_op.
*
* This leaves out GEN7_BLENDFACTOR_INV_DST_COLOR,
* GEN7_BLENDFACTOR_INV_CONST_{COLOR,ALPHA},
* GEN7_BLENDFACTOR_INV_SRC1_{COLOR,ALPHA}
*/
#define GEN7_BLENDFACTOR_COUNT (GEN7_BLENDFACTOR_INV_DST_ALPHA + 1)
#define GEN7_BLEND_STATE_PADDED_SIZE ALIGN(sizeof(struct gen7_blend_state), 64)
#define BLEND_OFFSET(s, d) \
((d != GEN7_BLENDFACTOR_ZERO) << 15 | \
(((s) * GEN7_BLENDFACTOR_COUNT + (d)) * GEN7_BLEND_STATE_PADDED_SIZE))
#define NO_BLEND BLEND_OFFSET(GEN7_BLENDFACTOR_ONE, GEN7_BLENDFACTOR_ZERO)
#define CLEAR BLEND_OFFSET(GEN7_BLENDFACTOR_ZERO, GEN7_BLENDFACTOR_ZERO)
#define SAMPLER_OFFSET(sf, se, mf, me) \
((((((sf) * EXTEND_COUNT + (se)) * FILTER_COUNT + (mf)) * EXTEND_COUNT + (me)) + 2) * 2 * sizeof(struct gen7_sampler_state))
#define VERTEX_2s2s 0
#define COPY_SAMPLER 0
#define COPY_VERTEX VERTEX_2s2s
#define COPY_FLAGS(a) GEN7_SET_FLAGS(COPY_SAMPLER, (a) == GXcopy ? NO_BLEND : CLEAR, GEN7_WM_KERNEL_NOMASK, COPY_VERTEX)
#define FILL_SAMPLER (2 * sizeof(struct gen7_sampler_state))
#define FILL_VERTEX VERTEX_2s2s
#define FILL_FLAGS(op, format) GEN7_SET_FLAGS(FILL_SAMPLER, gen7_get_blend((op), false, (format)), GEN7_WM_KERNEL_NOMASK, FILL_VERTEX)
#define FILL_FLAGS_NOBLEND GEN7_SET_FLAGS(FILL_SAMPLER, NO_BLEND, GEN7_WM_KERNEL_NOMASK, FILL_VERTEX)
#define GEN7_SAMPLER(f) (((f) >> 16) & 0xfff0)
#define GEN7_BLEND(f) (((f) >> 0) & 0x7ff0)
#define GEN7_READS_DST(f) (((f) >> 15) & 1)
#define GEN7_KERNEL(f) (((f) >> 16) & 0xf)
#define GEN7_VERTEX(f) (((f) >> 0) & 0xf)
#define GEN7_SET_FLAGS(S, B, K, V) (((S) | (K)) << 16 | ((B) | (V)))
#define OUT_BATCH(v) batch_emit(sna, v)
#define OUT_VERTEX(x,y) vertex_emit_2s(sna, x,y)
#define OUT_VERTEX_F(v) vertex_emit(sna, v)
static inline bool too_large(int width, int height)
{
return width > GEN7_MAX_SIZE || height > GEN7_MAX_SIZE;
}
static uint32_t gen7_get_blend(int op,
bool has_component_alpha,
uint32_t dst_format)
{
uint32_t src, dst;
src = GEN7_BLENDFACTOR_ONE; //gen6_blend_op[op].src_blend;
dst = GEN7_BLENDFACTOR_INV_SRC_ALPHA; //gen6_blend_op[op].dst_blend;
#if 0
/* If there's no dst alpha channel, adjust the blend op so that
* we'll treat it always as 1.
*/
if (PICT_FORMAT_A(dst_format) == 0) {
if (src == GEN7_BLENDFACTOR_DST_ALPHA)
src = GEN7_BLENDFACTOR_ONE;
else if (src == GEN7_BLENDFACTOR_INV_DST_ALPHA)
src = GEN7_BLENDFACTOR_ZERO;
}
/* If the source alpha is being used, then we should only be in a
* case where the source blend factor is 0, and the source blend
* value is the mask channels multiplied by the source picture's alpha.
*/
if (has_component_alpha && gen7_blend_op[op].src_alpha) {
if (dst == GEN7_BLENDFACTOR_SRC_ALPHA)
dst = GEN7_BLENDFACTOR_SRC_COLOR;
else if (dst == GEN7_BLENDFACTOR_INV_SRC_ALPHA)
dst = GEN7_BLENDFACTOR_INV_SRC_COLOR;
}
#endif
DBG(("blend op=%d, dst=%x [A=%d] => src=%d, dst=%d => offset=%x\n",
op, dst_format, PICT_FORMAT_A(dst_format),
src, dst, (int)BLEND_OFFSET(src, dst)));
return BLEND_OFFSET(src, dst);
}
static uint32_t gen7_get_card_format(PictFormat format)
{
switch (format) {
default:
return -1;
case PICT_a8r8g8b8:
return GEN7_SURFACEFORMAT_B8G8R8A8_UNORM;
case PICT_x8r8g8b8:
return GEN7_SURFACEFORMAT_B8G8R8X8_UNORM;
case PICT_a8b8g8r8:
return GEN7_SURFACEFORMAT_R8G8B8A8_UNORM;
case PICT_x8b8g8r8:
return GEN7_SURFACEFORMAT_R8G8B8X8_UNORM;
case PICT_a2r10g10b10:
return GEN7_SURFACEFORMAT_B10G10R10A2_UNORM;
case PICT_x2r10g10b10:
return GEN7_SURFACEFORMAT_B10G10R10X2_UNORM;
case PICT_r8g8b8:
return GEN7_SURFACEFORMAT_R8G8B8_UNORM;
case PICT_r5g6b5:
return GEN7_SURFACEFORMAT_B5G6R5_UNORM;
case PICT_a1r5g5b5:
return GEN7_SURFACEFORMAT_B5G5R5A1_UNORM;
case PICT_a8:
return GEN7_SURFACEFORMAT_A8_UNORM;
case PICT_a4r4g4b4:
return GEN7_SURFACEFORMAT_B4G4R4A4_UNORM;
}
}
static uint32_t gen7_get_dest_format(PictFormat format)
{
switch (format) {
default:
return -1;
case PICT_a8r8g8b8:
case PICT_x8r8g8b8:
return GEN7_SURFACEFORMAT_B8G8R8A8_UNORM;
case PICT_a8b8g8r8:
case PICT_x8b8g8r8:
return GEN7_SURFACEFORMAT_R8G8B8A8_UNORM;
case PICT_a2r10g10b10:
case PICT_x2r10g10b10:
return GEN7_SURFACEFORMAT_B10G10R10A2_UNORM;
case PICT_r5g6b5:
return GEN7_SURFACEFORMAT_B5G6R5_UNORM;
case PICT_x1r5g5b5:
case PICT_a1r5g5b5:
return GEN7_SURFACEFORMAT_B5G5R5A1_UNORM;
case PICT_a8:
return GEN7_SURFACEFORMAT_A8_UNORM;
case PICT_a4r4g4b4:
case PICT_x4r4g4b4:
return GEN7_SURFACEFORMAT_B4G4R4A4_UNORM;
}
}
static int
gen7_choose_composite_kernel(int op, bool has_mask, bool is_ca, bool is_affine)
{
int base;
if (has_mask) {
if (is_ca) {
if (gen7_blend_op[op].src_alpha)
base = GEN7_WM_KERNEL_MASKSA;
else
base = GEN7_WM_KERNEL_MASKCA;
} else
base = GEN7_WM_KERNEL_MASK;
} else
base = GEN7_WM_KERNEL_NOMASK;
return base + !is_affine;
}
static void
gen7_emit_urb(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_PUSH_CONSTANT_ALLOC_PS | (2 - 2));
OUT_BATCH(sna->render_state.gen7.info->urb.push_ps_size);
/* num of VS entries must be divisible by 8 if size < 9 */
OUT_BATCH(GEN7_3DSTATE_URB_VS | (2 - 2));
OUT_BATCH((sna->render_state.gen7.info->urb.max_vs_entries << GEN7_URB_ENTRY_NUMBER_SHIFT) |
(2 - 1) << GEN7_URB_ENTRY_SIZE_SHIFT |
(1 << GEN7_URB_STARTING_ADDRESS_SHIFT));
OUT_BATCH(GEN7_3DSTATE_URB_HS | (2 - 2));
OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) |
(2 << GEN7_URB_STARTING_ADDRESS_SHIFT));
OUT_BATCH(GEN7_3DSTATE_URB_DS | (2 - 2));
OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) |
(2 << GEN7_URB_STARTING_ADDRESS_SHIFT));
OUT_BATCH(GEN7_3DSTATE_URB_GS | (2 - 2));
OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) |
(1 << GEN7_URB_STARTING_ADDRESS_SHIFT));
}
static void
gen7_emit_state_base_address(struct sna *sna)
{
uint32_t mocs;
mocs = is_hsw(sna) ? 5 << 8 : 3 << 8;
OUT_BATCH(GEN7_STATE_BASE_ADDRESS | (10 - 2));
OUT_BATCH(0); /* general */
OUT_BATCH(kgem_add_reloc(&sna->kgem, /* surface */
sna->kgem.nbatch,
NULL,
I915_GEM_DOMAIN_INSTRUCTION << 16,
BASE_ADDRESS_MODIFY));
OUT_BATCH(kgem_add_reloc(&sna->kgem, /* dynamic */
sna->kgem.nbatch,
sna->render_state.gen7.general_bo,
I915_GEM_DOMAIN_INSTRUCTION << 16,
mocs | BASE_ADDRESS_MODIFY));
OUT_BATCH(0); /* indirect */
OUT_BATCH(kgem_add_reloc(&sna->kgem, /* instruction */
sna->kgem.nbatch,
sna->render_state.gen7.general_bo,
I915_GEM_DOMAIN_INSTRUCTION << 16,
mocs | BASE_ADDRESS_MODIFY));
/* upper bounds, disable */
OUT_BATCH(0);
OUT_BATCH(BASE_ADDRESS_MODIFY);
OUT_BATCH(0);
OUT_BATCH(BASE_ADDRESS_MODIFY);
}
static void
gen7_disable_vs(struct sna *sna)
{
/* For future reference:
* A PIPE_CONTROL with post-sync op set to 1 and a depth stall needs
* to be emitted just prior to change VS state, i.e. 3DSTATE_VS,
* 3DSTATE_URB_VS, 3DSTATE_CONSTANT_VS,
* 3DSTATE_BINDING_TABLE_POINTER_VS, 3DSTATE_SAMPLER_STATE_POINTER_VS.
*
* Here we saved by the full-flush incurred when emitting
* the batchbuffer.
*/
OUT_BATCH(GEN7_3DSTATE_VS | (6 - 2));
OUT_BATCH(0); /* no VS kernel */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* pass-through */
#if 0
OUT_BATCH(GEN7_3DSTATE_CONSTANT_VS | (7 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_VS | (2 - 2));
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_SAMPLER_STATE_POINTERS_VS | (2 - 2));
OUT_BATCH(0);
#endif
}
static void
gen7_disable_hs(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_HS | (7 - 2));
OUT_BATCH(0); /* no HS kernel */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* pass-through */
#if 0
OUT_BATCH(GEN7_3DSTATE_CONSTANT_HS | (7 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_HS | (2 - 2));
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_SAMPLER_STATE_POINTERS_HS | (2 - 2));
OUT_BATCH(0);
#endif
}
static void
gen7_disable_te(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_TE | (4 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
}
static void
gen7_disable_ds(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_DS | (6 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
#if 0
OUT_BATCH(GEN7_3DSTATE_CONSTANT_DS | (7 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_DS | (2 - 2));
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_SAMPLER_STATE_POINTERS_DS | (2 - 2));
OUT_BATCH(0);
#endif
}
static void
gen7_disable_gs(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_GS | (7 - 2));
OUT_BATCH(0); /* no GS kernel */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* pass-through */
#if 0
OUT_BATCH(GEN7_3DSTATE_CONSTANT_GS | (7 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_GS | (2 - 2));
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_SAMPLER_STATE_POINTERS_GS | (2 - 2));
OUT_BATCH(0);
#endif
}
static void
gen7_disable_streamout(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_STREAMOUT | (3 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
}
static void
gen7_emit_sf_invariant(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_SF | (7 - 2));
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_SF_CULL_NONE);
OUT_BATCH(2 << GEN7_3DSTATE_SF_TRIFAN_PROVOKE_SHIFT);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
}
static void
gen7_emit_cc_invariant(struct sna *sna)
{
#if 0 /* unused, no change */
OUT_BATCH(GEN7_3DSTATE_CC_STATE_POINTERS | (2 - 2));
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_DEPTH_STENCIL_STATE_POINTERS | (2 - 2));
OUT_BATCH(0);
#endif
/* XXX clear to be safe */
OUT_BATCH(GEN7_3DSTATE_VIEWPORT_STATE_POINTERS_CC | (2 - 2));
OUT_BATCH(0);
}
static void
gen7_disable_clip(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_CLIP | (4 - 2));
OUT_BATCH(0);
OUT_BATCH(0); /* pass-through */
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CL | (2 - 2));
OUT_BATCH(0);
}
static void
gen7_emit_wm_invariant(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_WM | (3 - 2));
OUT_BATCH(GEN7_WM_DISPATCH_ENABLE |
GEN7_WM_PERSPECTIVE_PIXEL_BARYCENTRIC);
OUT_BATCH(0);
#if 0
/* XXX length bias of 7 in old spec? */
OUT_BATCH(GEN7_3DSTATE_CONSTANT_PS | (7 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
#endif
}
static void
gen7_emit_null_depth_buffer(struct sna *sna)
{
OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER | (7 - 2));
OUT_BATCH(GEN7_SURFACE_NULL << GEN7_3DSTATE_DEPTH_BUFFER_TYPE_SHIFT |
GEN7_DEPTHFORMAT_D32_FLOAT << GEN7_3DSTATE_DEPTH_BUFFER_FORMAT_SHIFT);
OUT_BATCH(0); /* disable depth, stencil and hiz */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
#if 0
OUT_BATCH(GEN7_3DSTATE_CLEAR_PARAMS | (3 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
#endif
}
static void
gen7_emit_invariant(struct sna *sna)
{
OUT_BATCH(GEN7_PIPELINE_SELECT | PIPELINE_SELECT_3D);
OUT_BATCH(GEN7_3DSTATE_MULTISAMPLE | (4 - 2));
OUT_BATCH(GEN7_3DSTATE_MULTISAMPLE_PIXEL_LOCATION_CENTER |
GEN7_3DSTATE_MULTISAMPLE_NUMSAMPLES_1); /* 1 sample/pixel */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN7_3DSTATE_SAMPLE_MASK | (2 - 2));
OUT_BATCH(1);
gen7_emit_urb(sna);
gen7_emit_state_base_address(sna);
gen7_disable_vs(sna);
gen7_disable_hs(sna);
gen7_disable_te(sna);
gen7_disable_ds(sna);
gen7_disable_gs(sna);
gen7_disable_clip(sna);
gen7_emit_sf_invariant(sna);
gen7_emit_wm_invariant(sna);
gen7_emit_cc_invariant(sna);
gen7_disable_streamout(sna);
gen7_emit_null_depth_buffer(sna);
sna->render_state.gen7.needs_invariant = false;
}
static void
gen7_emit_cc(struct sna *sna, uint32_t blend_offset)
{
struct gen7_render_state *render = &sna->render_state.gen7;
if (render->blend == blend_offset)
return;
DBG(("%s: blend = %x\n", __FUNCTION__, blend_offset));
/* XXX can have upto 8 blend states preload, selectable via
* Render Target Index. What other side-effects of Render Target Index?
*/
assert (is_aligned(render->cc_blend + blend_offset, 64));
OUT_BATCH(GEN7_3DSTATE_BLEND_STATE_POINTERS | (2 - 2));
OUT_BATCH((render->cc_blend + blend_offset) | 1);
render->blend = blend_offset;
}
static void
gen7_emit_sampler(struct sna *sna, uint32_t state)
{
if (sna->render_state.gen7.samplers == state)
return;
sna->render_state.gen7.samplers = state;
DBG(("%s: sampler = %x\n", __FUNCTION__, state));
assert (is_aligned(sna->render_state.gen7.wm_state + state, 32));
OUT_BATCH(GEN7_3DSTATE_SAMPLER_STATE_POINTERS_PS | (2 - 2));
OUT_BATCH(sna->render_state.gen7.wm_state + state);
}
static void
gen7_emit_sf(struct sna *sna, bool has_mask)
{
int num_sf_outputs = has_mask ? 2 : 1;
if (sna->render_state.gen7.num_sf_outputs == num_sf_outputs)
return;
DBG(("%s: num_sf_outputs=%d, read_length=%d, read_offset=%d\n",
__FUNCTION__, num_sf_outputs, 1, 0));
sna->render_state.gen7.num_sf_outputs = num_sf_outputs;
OUT_BATCH(GEN7_3DSTATE_SBE | (14 - 2));
OUT_BATCH(num_sf_outputs << GEN7_SBE_NUM_OUTPUTS_SHIFT |
1 << GEN7_SBE_URB_ENTRY_READ_LENGTH_SHIFT |
1 << GEN7_SBE_URB_ENTRY_READ_OFFSET_SHIFT);
OUT_BATCH(0);
OUT_BATCH(0); /* dw4 */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* dw8 */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* dw12 */
OUT_BATCH(0);
OUT_BATCH(0);
}
static void
gen7_emit_wm(struct sna *sna, int kernel)
{
const uint32_t *kernels;
if (sna->render_state.gen7.kernel == kernel)
return;
sna->render_state.gen7.kernel = kernel;
kernels = sna->render_state.gen7.wm_kernel[kernel];
DBG(("%s: switching to %s, num_surfaces=%d (8-wide? %d, 16-wide? %d, 32-wide? %d)\n",
__FUNCTION__,
wm_kernels[kernel].name,
wm_kernels[kernel].num_surfaces,
kernels[0], kernels[1], kernels[2]));
OUT_BATCH(GEN7_3DSTATE_PS | (8 - 2));
OUT_BATCH(kernels[0] ?: kernels[1] ?: kernels[2]);
OUT_BATCH(1 << GEN7_PS_SAMPLER_COUNT_SHIFT |
wm_kernels[kernel].num_surfaces << GEN7_PS_BINDING_TABLE_ENTRY_COUNT_SHIFT);
OUT_BATCH(0); /* scratch address */
OUT_BATCH(sna->render_state.gen7.info->max_wm_threads |
(kernels[0] ? GEN7_PS_8_DISPATCH_ENABLE : 0) |
(kernels[1] ? GEN7_PS_16_DISPATCH_ENABLE : 0) |
(kernels[2] ? GEN7_PS_32_DISPATCH_ENABLE : 0) |
GEN7_PS_ATTRIBUTE_ENABLE);
OUT_BATCH((kernels[0] ? 4 : kernels[1] ? 6 : 8) << GEN7_PS_DISPATCH_START_GRF_SHIFT_0 |
8 << GEN7_PS_DISPATCH_START_GRF_SHIFT_1 |
6 << GEN7_PS_DISPATCH_START_GRF_SHIFT_2);
OUT_BATCH(kernels[2]);
OUT_BATCH(kernels[1]);
}
static bool
gen7_emit_binding_table(struct sna *sna, uint16_t offset)
{
if (sna->render_state.gen7.surface_table == offset)
return false;
/* Binding table pointers */
assert(is_aligned(4*offset, 32));
OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_PS | (2 - 2));
OUT_BATCH(offset*4);
sna->render_state.gen7.surface_table = offset;
return true;
}
static bool
gen7_emit_drawing_rectangle(struct sna *sna,
const struct sna_composite_op *op)
{
uint32_t limit = (op->dst.height - 1) << 16 | (op->dst.width - 1);
uint32_t offset = (uint16_t)op->dst.y << 16 | (uint16_t)op->dst.x;
assert(!too_large(op->dst.x, op->dst.y));
assert(!too_large(op->dst.width, op->dst.height));
if (sna->render_state.gen7.drawrect_limit == limit &&
sna->render_state.gen7.drawrect_offset == offset)
return true;
sna->render_state.gen7.drawrect_offset = offset;
sna->render_state.gen7.drawrect_limit = limit;
OUT_BATCH(GEN7_3DSTATE_DRAWING_RECTANGLE | (4 - 2));
OUT_BATCH(0);
OUT_BATCH(limit);
OUT_BATCH(offset);
return false;
}
static void
gen7_emit_vertex_elements(struct sna *sna,
const struct sna_composite_op *op)
{
/*
* vertex data in vertex buffer
* position: (x, y)
* texture coordinate 0: (u0, v0) if (is_affine is true) else (u0, v0, w0)
* texture coordinate 1 if (has_mask is true): same as above
*/
struct gen7_render_state *render = &sna->render_state.gen7;
uint32_t src_format, dw;
int id = GEN7_VERTEX(op->u.gen7.flags);
bool has_mask;
DBG(("%s: setup id=%d\n", __FUNCTION__, id));
if (render->ve_id == id)
return;
render->ve_id = id;
/* The VUE layout
* dword 0-3: pad (0.0, 0.0, 0.0. 0.0)
* dword 4-7: position (x, y, 1.0, 1.0),
* dword 8-11: texture coordinate 0 (u0, v0, w0, 1.0)
* dword 12-15: texture coordinate 1 (u1, v1, w1, 1.0)
*
* dword 4-15 are fetched from vertex buffer
*/
has_mask = (id >> 2) != 0;
OUT_BATCH(GEN7_3DSTATE_VERTEX_ELEMENTS |
((2 * (3 + has_mask)) + 1 - 2));
OUT_BATCH(id << GEN7_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN7_VE0_VALID |
GEN7_SURFACEFORMAT_R32G32B32A32_FLOAT << GEN7_VE0_FORMAT_SHIFT |
0 << GEN7_VE0_OFFSET_SHIFT);
OUT_BATCH(GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_0_SHIFT |
GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_1_SHIFT |
GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT |
GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_3_SHIFT);
/* x,y */
OUT_BATCH(id << GEN7_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN7_VE0_VALID |
GEN7_SURFACEFORMAT_R16G16_SSCALED << GEN7_VE0_FORMAT_SHIFT |
0 << GEN7_VE0_OFFSET_SHIFT);
OUT_BATCH(GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT |
GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_1_SHIFT |
GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT |
GEN7_VFCOMPONENT_STORE_1_FLT << GEN7_VE1_VFCOMPONENT_3_SHIFT);
/* u0, v0, w0 */
DBG(("%s: first channel %d floats, offset=4b\n", __FUNCTION__, id & 3));
dw = GEN7_VFCOMPONENT_STORE_1_FLT << GEN7_VE1_VFCOMPONENT_3_SHIFT;
switch (id & 3) {
default:
assert(0);
case 0:
src_format = GEN7_SURFACEFORMAT_R16G16_SSCALED;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_1_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT;
break;
case 1:
src_format = GEN7_SURFACEFORMAT_R32_FLOAT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_1_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT;
break;
case 2:
src_format = GEN7_SURFACEFORMAT_R32G32_FLOAT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_1_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT;
break;
case 3:
src_format = GEN7_SURFACEFORMAT_R32G32B32_FLOAT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_1_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_2_SHIFT;
break;
}
OUT_BATCH(id << GEN7_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN7_VE0_VALID |
src_format << GEN7_VE0_FORMAT_SHIFT |
4 << GEN7_VE0_OFFSET_SHIFT);
OUT_BATCH(dw);
/* u1, v1, w1 */
if (has_mask) {
unsigned offset = 4 + ((id & 3) ?: 1) * sizeof(float);
DBG(("%s: second channel %d floats, offset=%db\n", __FUNCTION__, id >> 2, offset));
dw = GEN7_VFCOMPONENT_STORE_1_FLT << GEN7_VE1_VFCOMPONENT_3_SHIFT;
switch (id >> 2) {
case 1:
src_format = GEN7_SURFACEFORMAT_R32_FLOAT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_1_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT;
break;
default:
assert(0);
case 2:
src_format = GEN7_SURFACEFORMAT_R32G32_FLOAT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_1_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_0 << GEN7_VE1_VFCOMPONENT_2_SHIFT;
break;
case 3:
src_format = GEN7_SURFACEFORMAT_R32G32B32_FLOAT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_0_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_1_SHIFT;
dw |= GEN7_VFCOMPONENT_STORE_SRC << GEN7_VE1_VFCOMPONENT_2_SHIFT;
break;
}
OUT_BATCH(id << GEN7_VE0_VERTEX_BUFFER_INDEX_SHIFT | GEN7_VE0_VALID |
src_format << GEN7_VE0_FORMAT_SHIFT |
offset << GEN7_VE0_OFFSET_SHIFT);
OUT_BATCH(dw);
}
}
inline static void
gen7_emit_pipe_invalidate(struct sna *sna)
{
OUT_BATCH(GEN7_PIPE_CONTROL | (4 - 2));
OUT_BATCH(GEN7_PIPE_CONTROL_WC_FLUSH |
GEN7_PIPE_CONTROL_TC_FLUSH |
GEN7_PIPE_CONTROL_CS_STALL);
OUT_BATCH(0);
OUT_BATCH(0);
}
inline static void
gen7_emit_pipe_flush(struct sna *sna, bool need_stall)
{
unsigned stall;
stall = 0;
if (need_stall)
stall = (GEN7_PIPE_CONTROL_CS_STALL |
GEN7_PIPE_CONTROL_STALL_AT_SCOREBOARD);
OUT_BATCH(GEN7_PIPE_CONTROL | (4 - 2));
OUT_BATCH(GEN7_PIPE_CONTROL_WC_FLUSH | stall);
OUT_BATCH(0);
OUT_BATCH(0);
}
inline static void
gen7_emit_pipe_stall(struct sna *sna)
{
OUT_BATCH(GEN7_PIPE_CONTROL | (4 - 2));
OUT_BATCH(GEN7_PIPE_CONTROL_CS_STALL |
GEN7_PIPE_CONTROL_STALL_AT_SCOREBOARD);
OUT_BATCH(0);
OUT_BATCH(0);
}
static void
gen7_emit_state(struct sna *sna,
const struct sna_composite_op *op,
uint16_t wm_binding_table)
{
bool need_invalidate;
bool need_flush;
bool need_stall;
assert(op->dst.bo->exec);
need_invalidate = kgem_bo_is_dirty(op->src.bo) || kgem_bo_is_dirty(op->mask.bo);
if (ALWAYS_INVALIDATE)
need_invalidate = true;
need_flush =
sna->render_state.gen7.emit_flush &&
wm_binding_table & GEN7_READS_DST(op->u.gen7.flags);
if (ALWAYS_FLUSH)
need_flush = true;
wm_binding_table &= ~1;
need_stall = sna->render_state.gen7.surface_table != wm_binding_table;
need_stall &= gen7_emit_drawing_rectangle(sna, op);
if (ALWAYS_STALL)
need_stall = true;
if (need_invalidate) {
gen7_emit_pipe_invalidate(sna);
kgem_clear_dirty(&sna->kgem);
assert(op->dst.bo->exec);
kgem_bo_mark_dirty(op->dst.bo);
need_flush = false;
need_stall = false;
}
if (need_flush) {
gen7_emit_pipe_flush(sna, need_stall);
need_stall = false;
}
if (need_stall)
gen7_emit_pipe_stall(sna);
gen7_emit_cc(sna, GEN7_BLEND(op->u.gen7.flags));
gen7_emit_sampler(sna, GEN7_SAMPLER(op->u.gen7.flags));
gen7_emit_sf(sna, GEN7_VERTEX(op->u.gen7.flags) >> 2);
gen7_emit_wm(sna, GEN7_KERNEL(op->u.gen7.flags));
gen7_emit_vertex_elements(sna, op);
gen7_emit_binding_table(sna, wm_binding_table);
sna->render_state.gen7.emit_flush = GEN7_READS_DST(op->u.gen7.flags);
}
static bool gen7_magic_ca_pass(struct sna *sna,
const struct sna_composite_op *op)
{
struct gen7_render_state *state = &sna->render_state.gen7;
if (!op->need_magic_ca_pass)
return false;
DBG(("%s: CA fixup (%d -> %d)\n", __FUNCTION__,
sna->render.vertex_start, sna->render.vertex_index));
gen7_emit_pipe_stall(sna);
gen7_emit_cc(sna,
GEN7_BLEND(gen7_get_blend(PictOpAdd, true,
op->dst.format)));
gen7_emit_wm(sna,
gen7_choose_composite_kernel(PictOpAdd,
true, true,
op->is_affine));
OUT_BATCH(GEN7_3DPRIMITIVE | (7- 2));
OUT_BATCH(GEN7_3DPRIMITIVE_VERTEX_SEQUENTIAL | _3DPRIM_RECTLIST);
OUT_BATCH(sna->render.vertex_index - sna->render.vertex_start);
OUT_BATCH(sna->render.vertex_start);
OUT_BATCH(1); /* single instance */
OUT_BATCH(0); /* start instance location */
OUT_BATCH(0); /* index buffer offset, ignored */
state->last_primitive = sna->kgem.nbatch;
return true;
}
static void null_create(struct sna_static_stream *stream)
{
/* A bunch of zeros useful for legacy border color and depth-stencil */
sna_static_stream_map(stream, 64, 64);
}
static void
sampler_state_init(struct gen7_sampler_state *sampler_state,
sampler_filter_t filter,
sampler_extend_t extend)
{
sampler_state->ss0.lod_preclamp = 1; /* GL mode */
/* We use the legacy mode to get the semantics specified by
* the Render extension. */
sampler_state->ss0.default_color_mode = GEN7_BORDER_COLOR_MODE_LEGACY;
switch (filter) {
default:
case SAMPLER_FILTER_NEAREST:
sampler_state->ss0.min_filter = GEN7_MAPFILTER_NEAREST;
sampler_state->ss0.mag_filter = GEN7_MAPFILTER_NEAREST;
break;
case SAMPLER_FILTER_BILINEAR:
sampler_state->ss0.min_filter = GEN7_MAPFILTER_LINEAR;
sampler_state->ss0.mag_filter = GEN7_MAPFILTER_LINEAR;
break;
}
switch (extend) {
default:
case SAMPLER_EXTEND_NONE:
sampler_state->ss3.r_wrap_mode = GEN7_TEXCOORDMODE_CLAMP_BORDER;
sampler_state->ss3.s_wrap_mode = GEN7_TEXCOORDMODE_CLAMP_BORDER;
sampler_state->ss3.t_wrap_mode = GEN7_TEXCOORDMODE_CLAMP_BORDER;
break;
case SAMPLER_EXTEND_REPEAT:
sampler_state->ss3.r_wrap_mode = GEN7_TEXCOORDMODE_WRAP;
sampler_state->ss3.s_wrap_mode = GEN7_TEXCOORDMODE_WRAP;
sampler_state->ss3.t_wrap_mode = GEN7_TEXCOORDMODE_WRAP;
break;
case SAMPLER_EXTEND_PAD:
sampler_state->ss3.r_wrap_mode = GEN7_TEXCOORDMODE_CLAMP;
sampler_state->ss3.s_wrap_mode = GEN7_TEXCOORDMODE_CLAMP;
sampler_state->ss3.t_wrap_mode = GEN7_TEXCOORDMODE_CLAMP;
break;
case SAMPLER_EXTEND_REFLECT:
sampler_state->ss3.r_wrap_mode = GEN7_TEXCOORDMODE_MIRROR;
sampler_state->ss3.s_wrap_mode = GEN7_TEXCOORDMODE_MIRROR;
sampler_state->ss3.t_wrap_mode = GEN7_TEXCOORDMODE_MIRROR;
break;
}
}
static void
sampler_copy_init(struct gen7_sampler_state *ss)
{
sampler_state_init(ss, SAMPLER_FILTER_NEAREST, SAMPLER_EXTEND_NONE);
ss->ss3.non_normalized_coord = 1;
sampler_state_init(ss+1, SAMPLER_FILTER_NEAREST, SAMPLER_EXTEND_NONE);
}
static void
sampler_fill_init(struct gen7_sampler_state *ss)
{
sampler_state_init(ss, SAMPLER_FILTER_NEAREST, SAMPLER_EXTEND_REPEAT);
ss->ss3.non_normalized_coord = 1;
sampler_state_init(ss+1, SAMPLER_FILTER_NEAREST, SAMPLER_EXTEND_NONE);
}
static uint32_t
gen7_tiling_bits(uint32_t tiling)
{
switch (tiling) {
default: assert(0);
case I915_TILING_NONE: return 0;
case I915_TILING_X: return GEN7_SURFACE_TILED;
case I915_TILING_Y: return GEN7_SURFACE_TILED | GEN7_SURFACE_TILED_Y;
}
}
/**
* Sets up the common fields for a surface state buffer for the given
* picture in the given surface state buffer.
*/
static uint32_t
gen7_bind_bo(struct sna *sna,
struct kgem_bo *bo,
uint32_t width,
uint32_t height,
uint32_t format,
bool is_dst)
{
uint32_t *ss;
uint32_t domains;
int offset;
uint32_t is_scanout = is_dst && bo->scanout;
COMPILE_TIME_ASSERT(sizeof(struct gen7_surface_state) == 32);
/* After the first bind, we manage the cache domains within the batch */
offset = kgem_bo_get_binding(bo, format | is_dst << 30 | is_scanout << 31);
if (offset) {
if (is_dst)
kgem_bo_mark_dirty(bo);
return offset * sizeof(uint32_t);
}
offset = sna->kgem.surface -=
sizeof(struct gen7_surface_state) / sizeof(uint32_t);
ss = sna->kgem.batch + offset;
ss[0] = (GEN7_SURFACE_2D << GEN7_SURFACE_TYPE_SHIFT |
gen7_tiling_bits(bo->tiling) |
format << GEN7_SURFACE_FORMAT_SHIFT);
if (bo->tiling == I915_TILING_Y)
ss[0] |= GEN7_SURFACE_VALIGN_4;
if (is_dst) {
ss[0] |= GEN7_SURFACE_RC_READ_WRITE;
domains = I915_GEM_DOMAIN_RENDER << 16 |I915_GEM_DOMAIN_RENDER;
} else
domains = I915_GEM_DOMAIN_SAMPLER << 16;
ss[1] = kgem_add_reloc(&sna->kgem, offset + 1, bo, domains, 0);
ss[2] = ((width - 1) << GEN7_SURFACE_WIDTH_SHIFT |
(height - 1) << GEN7_SURFACE_HEIGHT_SHIFT);
ss[3] = (bo->pitch - 1) << GEN7_SURFACE_PITCH_SHIFT;
ss[4] = 0;
ss[5] = (is_scanout || bo->io) ? 0 : is_hsw(sna) ? 5 << 16 : 3 << 16;
ss[6] = 0;
ss[7] = 0;
if (is_hsw(sna))
ss[7] |= HSW_SURFACE_SWIZZLE(RED, GREEN, BLUE, ALPHA);
kgem_bo_set_binding(bo, format | is_dst << 30 | is_scanout << 31, offset);
DBG(("[%x] bind bo(handle=%d, addr=%d), format=%d, width=%d, height=%d, pitch=%d, tiling=%d -> %s\n",
offset, bo->handle, ss[1],
format, width, height, bo->pitch, bo->tiling,
domains & 0xffff ? "render" : "sampler"));
return offset * sizeof(uint32_t);
}
static void gen7_emit_vertex_buffer(struct sna *sna,
const struct sna_composite_op *op)
{
int id = GEN7_VERTEX(op->u.gen7.flags);
OUT_BATCH(GEN7_3DSTATE_VERTEX_BUFFERS | (5 - 2));
OUT_BATCH(id << GEN7_VB0_BUFFER_INDEX_SHIFT |
GEN7_VB0_VERTEXDATA |
GEN7_VB0_ADDRESS_MODIFY_ENABLE |
4*op->floats_per_vertex << GEN7_VB0_BUFFER_PITCH_SHIFT);
sna->render.vertex_reloc[sna->render.nvertex_reloc++] = sna->kgem.nbatch;
OUT_BATCH(0);
OUT_BATCH(~0); /* max address: disabled */
OUT_BATCH(0);
sna->render.vb_id |= 1 << id;
}
static void gen7_emit_primitive(struct sna *sna)
{
if (sna->kgem.nbatch == sna->render_state.gen7.last_primitive) {
sna->render.vertex_offset = sna->kgem.nbatch - 5;
return;
}
OUT_BATCH(GEN7_3DPRIMITIVE | (7- 2));
OUT_BATCH(GEN7_3DPRIMITIVE_VERTEX_SEQUENTIAL | _3DPRIM_RECTLIST);
sna->render.vertex_offset = sna->kgem.nbatch;
OUT_BATCH(0); /* vertex count, to be filled in later */
OUT_BATCH(sna->render.vertex_index);
OUT_BATCH(1); /* single instance */
OUT_BATCH(0); /* start instance location */
OUT_BATCH(0); /* index buffer offset, ignored */
sna->render.vertex_start = sna->render.vertex_index;
sna->render_state.gen7.last_primitive = sna->kgem.nbatch;
}
static bool gen7_rectangle_begin(struct sna *sna,
const struct sna_composite_op *op)
{
int id = 1 << GEN7_VERTEX(op->u.gen7.flags);
int ndwords;
if (sna_vertex_wait__locked(&sna->render) && sna->render.vertex_offset)
return true;
ndwords = op->need_magic_ca_pass ? 60 : 6;
if ((sna->render.vb_id & id) == 0)
ndwords += 5;
if (!kgem_check_batch(&sna->kgem, ndwords))
return false;
if ((sna->render.vb_id & id) == 0)
gen7_emit_vertex_buffer(sna, op);
gen7_emit_primitive(sna);
return true;
}
static int gen7_get_rectangles__flush(struct sna *sna,
const struct sna_composite_op *op)
{
/* Preventing discarding new vbo after lock contention */
if (sna_vertex_wait__locked(&sna->render)) {
int rem = vertex_space(sna);
if (rem > op->floats_per_rect)
return rem;
}
if (!kgem_check_batch(&sna->kgem, op->need_magic_ca_pass ? 65 : 6))
return 0;
if (!kgem_check_reloc_and_exec(&sna->kgem, 2))
return 0;
if (sna->render.vertex_offset) {
gen4_vertex_flush(sna);
if (gen7_magic_ca_pass(sna, op)) {
gen7_emit_pipe_stall(sna);
gen7_emit_cc(sna, GEN7_BLEND(op->u.gen7.flags));
gen7_emit_wm(sna, GEN7_KERNEL(op->u.gen7.flags));
}
}
return gen4_vertex_finish(sna);
}
inline static int gen7_get_rectangles(struct sna *sna,
const struct sna_composite_op *op,
int want,
void (*emit_state)(struct sna *sna, const struct sna_composite_op *op))
{
int rem;
assert(want);
start:
rem = vertex_space(sna);
if (unlikely(rem < op->floats_per_rect)) {
DBG(("flushing vbo for %s: %d < %d\n",
__FUNCTION__, rem, op->floats_per_rect));
rem = gen7_get_rectangles__flush(sna, op);
if (unlikely(rem == 0))
goto flush;
}
if (unlikely(sna->render.vertex_offset == 0)) {
if (!gen7_rectangle_begin(sna, op))
goto flush;
else
goto start;
}
assert(rem <= vertex_space(sna));
assert(op->floats_per_rect <= rem);
if (want > 1 && want * op->floats_per_rect > rem)
want = rem / op->floats_per_rect;
assert(want > 0);
sna->render.vertex_index += 3*want;
return want;
flush:
if (sna->render.vertex_offset) {
gen4_vertex_flush(sna);
gen7_magic_ca_pass(sna, op);
}
sna_vertex_wait__locked(&sna->render);
_kgem_submit(&sna->kgem);
emit_state(sna, op);
goto start;
}
inline static uint32_t *gen7_composite_get_binding_table(struct sna *sna,
uint16_t *offset)
{
uint32_t *table;
sna->kgem.surface -=
sizeof(struct gen7_surface_state) / sizeof(uint32_t);
/* Clear all surplus entries to zero in case of prefetch */
table = memset(sna->kgem.batch + sna->kgem.surface,
0, sizeof(struct gen7_surface_state));
DBG(("%s(%x)\n", __FUNCTION__, 4*sna->kgem.surface));
*offset = sna->kgem.surface;
return table;
}
static void
gen7_get_batch(struct sna *sna, const struct sna_composite_op *op)
{
kgem_set_mode(&sna->kgem, KGEM_RENDER, op->dst.bo);
if (!kgem_check_batch_with_surfaces(&sna->kgem, 150, 4)) {
DBG(("%s: flushing batch: %d < %d+%d\n",
__FUNCTION__, sna->kgem.surface - sna->kgem.nbatch,
150, 4*8));
_kgem_submit(&sna->kgem);
_kgem_set_mode(&sna->kgem, KGEM_RENDER);
}
assert(sna->kgem.mode == KGEM_RENDER);
assert(sna->kgem.ring == KGEM_RENDER);
if (sna->render_state.gen7.needs_invariant)
gen7_emit_invariant(sna);
}
static void gen7_emit_composite_state(struct sna *sna,
const struct sna_composite_op *op)
{
uint32_t *binding_table;
uint16_t offset, dirty;
gen7_get_batch(sna, op);
binding_table = gen7_composite_get_binding_table(sna, &offset);
dirty = kgem_bo_is_dirty(op->dst.bo);
binding_table[0] =
gen7_bind_bo(sna,
op->dst.bo, op->dst.width, op->dst.height,
gen7_get_dest_format(op->dst.format),
true);
binding_table[1] =
gen7_bind_bo(sna,
op->src.bo, op->src.width, op->src.height,
op->src.card_format,
false);
if (op->mask.bo) {
binding_table[2] =
gen7_bind_bo(sna,
op->mask.bo,
op->mask.width,
op->mask.height,
op->mask.card_format,
false);
}
if (sna->kgem.surface == offset &&
*(uint64_t *)(sna->kgem.batch + sna->render_state.gen7.surface_table) == *(uint64_t*)binding_table &&
(op->mask.bo == NULL ||
sna->kgem.batch[sna->render_state.gen7.surface_table+2] == binding_table[2])) {
sna->kgem.surface += sizeof(struct gen7_surface_state) / sizeof(uint32_t);
offset = sna->render_state.gen7.surface_table;
}
gen7_emit_state(sna, op, offset | dirty);
}
static void
gen7_align_vertex(struct sna *sna, const struct sna_composite_op *op)
{
if (op->floats_per_vertex != sna->render_state.gen7.floats_per_vertex) {
DBG(("aligning vertex: was %d, now %d floats per vertex\n",
sna->render_state.gen7.floats_per_vertex, op->floats_per_vertex));
gen4_vertex_align(sna, op);
sna->render_state.gen7.floats_per_vertex = op->floats_per_vertex;
}
}
fastcall static void
gen7_render_composite_blt(struct sna *sna,
const struct sna_composite_op *op,
const struct sna_composite_rectangles *r)
{
gen7_get_rectangles(sna, op, 1, gen7_emit_composite_state);
op->prim_emit(sna, op, r);
}
static uint32_t
gen7_composite_create_blend_state(struct sna_static_stream *stream)
{
char *base, *ptr;
int src, dst;
base = sna_static_stream_map(stream,
GEN7_BLENDFACTOR_COUNT * GEN7_BLENDFACTOR_COUNT * GEN7_BLEND_STATE_PADDED_SIZE,
64);
ptr = base;
for (src = 0; src < GEN7_BLENDFACTOR_COUNT; src++) {
for (dst= 0; dst < GEN7_BLENDFACTOR_COUNT; dst++) {
struct gen7_blend_state *blend =
(struct gen7_blend_state *)ptr;
blend->blend0.dest_blend_factor = dst;
blend->blend0.source_blend_factor = src;
blend->blend0.blend_func = GEN7_BLENDFUNCTION_ADD;
blend->blend0.blend_enable =
!(dst == GEN7_BLENDFACTOR_ZERO && src == GEN7_BLENDFACTOR_ONE);
blend->blend1.post_blend_clamp_enable = 1;
blend->blend1.pre_blend_clamp_enable = 1;
ptr += GEN7_BLEND_STATE_PADDED_SIZE;
}
}
return sna_static_stream_offsetof(stream, base);
}
#if 0
static uint32_t gen7_bind_video_source(struct sna *sna,
struct kgem_bo *bo,
uint32_t offset,
int width,
int height,
int pitch,
uint32_t format)
{
uint32_t *ss, bind;
bind = sna->kgem.surface -=
sizeof(struct gen7_surface_state) / sizeof(uint32_t);
assert(bo->tiling == I915_TILING_NONE);
ss = sna->kgem.batch + bind;
ss[0] = (GEN7_SURFACE_2D << GEN7_SURFACE_TYPE_SHIFT |
format << GEN7_SURFACE_FORMAT_SHIFT);
ss[1] = kgem_add_reloc(&sna->kgem, bind + 1, bo,
I915_GEM_DOMAIN_SAMPLER << 16,
offset);
ss[2] = ((width - 1) << GEN7_SURFACE_WIDTH_SHIFT |
(height - 1) << GEN7_SURFACE_HEIGHT_SHIFT);
ss[3] = (pitch - 1) << GEN7_SURFACE_PITCH_SHIFT;
ss[4] = 0;
ss[5] = 0;
ss[6] = 0;
ss[7] = 0;
if (is_hsw(sna))
ss[7] |= HSW_SURFACE_SWIZZLE(RED, GREEN, BLUE, ALPHA);
DBG(("[%x] bind bo(handle=%d, addr=%d), format=%d, width=%d, height=%d, pitch=%d, offset=%d\n",
bind, bo->handle, ss[1],
format, width, height, pitch, offset));
return bind * sizeof(uint32_t);
}
static void gen7_emit_video_state(struct sna *sna,
const struct sna_composite_op *op)
{
struct sna_video_frame *frame = op->priv;
uint32_t src_surf_format;
uint32_t src_surf_base[6];
int src_width[6];
int src_height[6];
int src_pitch[6];
uint32_t *binding_table;
uint16_t offset, dirty;
int n_src, n;
gen7_get_batch(sna, op);
src_surf_base[0] = 0;
src_surf_base[1] = 0;
src_surf_base[2] = frame->VBufOffset;
src_surf_base[3] = frame->VBufOffset;
src_surf_base[4] = frame->UBufOffset;
src_surf_base[5] = frame->UBufOffset;
if (is_planar_fourcc(frame->id)) {
src_surf_format = GEN7_SURFACEFORMAT_R8_UNORM;
src_width[1] = src_width[0] = frame->width;
src_height[1] = src_height[0] = frame->height;
src_pitch[1] = src_pitch[0] = frame->pitch[1];
src_width[4] = src_width[5] = src_width[2] = src_width[3] =
frame->width / 2;
src_height[4] = src_height[5] = src_height[2] = src_height[3] =
frame->height / 2;
src_pitch[4] = src_pitch[5] = src_pitch[2] = src_pitch[3] =
frame->pitch[0];
n_src = 6;
} else {
if (frame->id == FOURCC_UYVY)
src_surf_format = GEN7_SURFACEFORMAT_YCRCB_SWAPY;
else
src_surf_format = GEN7_SURFACEFORMAT_YCRCB_NORMAL;
src_width[0] = frame->width;
src_height[0] = frame->height;
src_pitch[0] = frame->pitch[0];
n_src = 1;
}
binding_table = gen7_composite_get_binding_table(sna, &offset);
dirty = kgem_bo_is_dirty(op->dst.bo);
binding_table[0] =
gen7_bind_bo(sna,
op->dst.bo, op->dst.width, op->dst.height,
gen7_get_dest_format(op->dst.format),
true);
for (n = 0; n < n_src; n++) {
binding_table[1+n] =
gen7_bind_video_source(sna,
frame->bo,
src_surf_base[n],
src_width[n],
src_height[n],
src_pitch[n],
src_surf_format);
}
gen7_emit_state(sna, op, offset | dirty);
}
static bool
gen7_render_video(struct sna *sna,
struct sna_video *video,
struct sna_video_frame *frame,
RegionPtr dstRegion,
PixmapPtr pixmap)
{
struct sna_composite_op tmp;
int dst_width = dstRegion->extents.x2 - dstRegion->extents.x1;
int dst_height = dstRegion->extents.y2 - dstRegion->extents.y1;
int src_width = frame->src.x2 - frame->src.x1;
int src_height = frame->src.y2 - frame->src.y1;
float src_offset_x, src_offset_y;
float src_scale_x, src_scale_y;
int nbox, pix_xoff, pix_yoff;
struct sna_pixmap *priv;
unsigned filter;
BoxPtr box;
DBG(("%s: src=(%d, %d), dst=(%d, %d), %ldx[(%d, %d), (%d, %d)...]\n",
__FUNCTION__,
src_width, src_height, dst_width, dst_height,
(long)REGION_NUM_RECTS(dstRegion),
REGION_EXTENTS(NULL, dstRegion)->x1,
REGION_EXTENTS(NULL, dstRegion)->y1,
REGION_EXTENTS(NULL, dstRegion)->x2,
REGION_EXTENTS(NULL, dstRegion)->y2));
priv = sna_pixmap_force_to_gpu(pixmap, MOVE_READ | MOVE_WRITE);
if (priv == NULL)
return false;
memset(&tmp, 0, sizeof(tmp));
tmp.dst.pixmap = pixmap;
tmp.dst.width = pixmap->drawable.width;
tmp.dst.height = pixmap->drawable.height;
tmp.dst.format = sna_render_format_for_depth(pixmap->drawable.depth);
tmp.dst.bo = priv->gpu_bo;
tmp.src.bo = frame->bo;
tmp.mask.bo = NULL;
tmp.floats_per_vertex = 3;
tmp.floats_per_rect = 9;
if (src_width == dst_width && src_height == dst_height)
filter = SAMPLER_FILTER_NEAREST;
else
filter = SAMPLER_FILTER_BILINEAR;
tmp.u.gen7.flags =
GEN7_SET_FLAGS(SAMPLER_OFFSET(filter, SAMPLER_EXTEND_PAD,
SAMPLER_FILTER_NEAREST, SAMPLER_EXTEND_NONE),
NO_BLEND,
is_planar_fourcc(frame->id) ?
GEN7_WM_KERNEL_VIDEO_PLANAR :
GEN7_WM_KERNEL_VIDEO_PACKED,
2);
tmp.priv = frame;
kgem_set_mode(&sna->kgem, KGEM_RENDER, tmp.dst.bo);
if (!kgem_check_bo(&sna->kgem, tmp.dst.bo, frame->bo, NULL)) {
kgem_submit(&sna->kgem);
if (!kgem_check_bo(&sna->kgem, tmp.dst.bo, frame->bo, NULL))
return false;
_kgem_set_mode(&sna->kgem, KGEM_RENDER);
}
gen7_align_vertex(sna, &tmp);
gen7_emit_video_state(sna, &tmp);
/* Set up the offset for translating from the given region (in screen
* coordinates) to the backing pixmap.
*/
#ifdef COMPOSITE
pix_xoff = -pixmap->screen_x + pixmap->drawable.x;
pix_yoff = -pixmap->screen_y + pixmap->drawable.y;
#else
pix_xoff = 0;
pix_yoff = 0;
#endif
DBG(("%s: src=(%d, %d)x(%d, %d); frame=(%dx%d), dst=(%dx%d)\n",
__FUNCTION__,
frame->src.x1, frame->src.y1,
src_width, src_height,
dst_width, dst_height,
frame->width, frame->height));
src_scale_x = (float)src_width / dst_width / frame->width;
src_offset_x = (float)frame->src.x1 / frame->width - dstRegion->extents.x1 * src_scale_x;
src_scale_y = (float)src_height / dst_height / frame->height;
src_offset_y = (float)frame->src.y1 / frame->height - dstRegion->extents.y1 * src_scale_y;
DBG(("%s: scale=(%f, %f), offset=(%f, %f)\n",
__FUNCTION__,
src_scale_x, src_scale_y,
src_offset_x, src_offset_y));
box = REGION_RECTS(dstRegion);
nbox = REGION_NUM_RECTS(dstRegion);
while (nbox--) {
BoxRec r;
DBG(("%s: dst=(%d, %d), (%d, %d) + (%d, %d); src=(%f, %f), (%f, %f)\n",
__FUNCTION__,
box->x1, box->y1,
box->x2, box->y2,
pix_xoff, pix_yoff,
box->x1 * src_scale_x + src_offset_x,
box->y1 * src_scale_y + src_offset_y,
box->x2 * src_scale_x + src_offset_x,
box->y2 * src_scale_y + src_offset_y));
r.x1 = box->x1 + pix_xoff;
r.x2 = box->x2 + pix_xoff;
r.y1 = box->y1 + pix_yoff;
r.y2 = box->y2 + pix_yoff;
gen7_get_rectangles(sna, &tmp, 1, gen7_emit_video_state);
OUT_VERTEX(r.x2, r.y2);
OUT_VERTEX_F(box->x2 * src_scale_x + src_offset_x);
OUT_VERTEX_F(box->y2 * src_scale_y + src_offset_y);
OUT_VERTEX(r.x1, r.y2);
OUT_VERTEX_F(box->x1 * src_scale_x + src_offset_x);
OUT_VERTEX_F(box->y2 * src_scale_y + src_offset_y);
OUT_VERTEX(r.x1, r.y1);
OUT_VERTEX_F(box->x1 * src_scale_x + src_offset_x);
OUT_VERTEX_F(box->y1 * src_scale_y + src_offset_y);
if (!DAMAGE_IS_ALL(priv->gpu_damage)) {
sna_damage_add_box(&priv->gpu_damage, &r);
sna_damage_subtract_box(&priv->cpu_damage, &r);
}
box++;
}
gen4_vertex_flush(sna);
return true;
}
#endif
static void gen7_render_composite_done(struct sna *sna,
const struct sna_composite_op *op)
{
if (sna->render.vertex_offset) {
gen4_vertex_flush(sna);
gen7_magic_ca_pass(sna, op);
}
}
#if 0
static bool
gen7_render_fill_boxes(struct sna *sna,
CARD8 op,
PictFormat format,
const xRenderColor *color,
PixmapPtr dst, struct kgem_bo *dst_bo,
const BoxRec *box, int n)
{
struct sna_composite_op tmp;
uint32_t pixel;
DBG(("%s (op=%d, color=(%04x, %04x, %04x, %04x) [%08x])\n",
__FUNCTION__, op,
color->red, color->green, color->blue, color->alpha, (int)format));
if (op >= ARRAY_SIZE(gen7_blend_op)) {
DBG(("%s: fallback due to unhandled blend op: %d\n",
__FUNCTION__, op));
return false;
}
if (prefer_blt_fill(sna, dst_bo, FILL_BOXES) ||
!gen7_check_dst_format(format)) {
uint8_t alu = GXinvalid;
if (op <= PictOpSrc) {
pixel = 0;
if (op == PictOpClear)
alu = GXclear;
else if (sna_get_pixel_from_rgba(&pixel,
color->red,
color->green,
color->blue,
color->alpha,
format))
alu = GXcopy;
}
if (alu != GXinvalid &&
sna_blt_fill_boxes(sna, alu,
dst_bo, dst->drawable.bitsPerPixel,
pixel, box, n))
return true;
if (!gen7_check_dst_format(format))
return false;
}
if (op == PictOpClear) {
pixel = 0;
op = PictOpSrc;
} else if (!sna_get_pixel_from_rgba(&pixel,
color->red,
color->green,
color->blue,
color->alpha,
PICT_a8r8g8b8))
return false;
DBG(("%s(%08x x %d [(%d, %d), (%d, %d) ...])\n",
__FUNCTION__, pixel, n,
box[0].x1, box[0].y1, box[0].x2, box[0].y2));
tmp.dst.pixmap = dst;
tmp.dst.width = dst->drawable.width;
tmp.dst.height = dst->drawable.height;
tmp.dst.format = format;
tmp.dst.bo = dst_bo;
tmp.dst.x = tmp.dst.y = 0;
tmp.damage = NULL;
sna_render_composite_redirect_init(&tmp);
if (too_large(dst->drawable.width, dst->drawable.height)) {
BoxRec extents;
boxes_extents(box, n, &extents);
if (!sna_render_composite_redirect(sna, &tmp,
extents.x1, extents.y1,
extents.x2 - extents.x1,
extents.y2 - extents.y1,
n > 1))
return sna_tiling_fill_boxes(sna, op, format, color,
dst, dst_bo, box, n);
}
tmp.src.bo = sna_render_get_solid(sna, pixel);
tmp.mask.bo = NULL;
tmp.floats_per_vertex = 2;
tmp.floats_per_rect = 6;
tmp.need_magic_ca_pass = false;
tmp.u.gen7.flags = FILL_FLAGS(op, format);
kgem_set_mode(&sna->kgem, KGEM_RENDER, dst_bo);
if (!kgem_check_bo(&sna->kgem, dst_bo, NULL)) {
kgem_submit(&sna->kgem);
if (!kgem_check_bo(&sna->kgem, dst_bo, NULL)) {
kgem_bo_destroy(&sna->kgem, tmp.src.bo);
if (tmp.redirect.real_bo)
kgem_bo_destroy(&sna->kgem, tmp.dst.bo);
return false;
}
_kgem_set_mode(&sna->kgem, KGEM_RENDER);
}
gen7_align_vertex(sna, &tmp);
gen7_emit_fill_state(sna, &tmp);
do {
int n_this_time;
int16_t *v;
n_this_time = gen7_get_rectangles(sna, &tmp, n,
gen7_emit_fill_state);
n -= n_this_time;
v = (int16_t *)(sna->render.vertices + sna->render.vertex_used);
sna->render.vertex_used += 6 * n_this_time;
assert(sna->render.vertex_used <= sna->render.vertex_size);
do {
DBG((" (%d, %d), (%d, %d)\n",
box->x1, box->y1, box->x2, box->y2));
v[0] = box->x2;
v[5] = v[1] = box->y2;
v[8] = v[4] = box->x1;
v[9] = box->y1;
v[2] = v[3] = v[7] = 1;
v[6] = v[10] = v[11] = 0;
v += 12; box++;
} while (--n_this_time);
} while (n);
gen4_vertex_flush(sna);
kgem_bo_destroy(&sna->kgem, tmp.src.bo);
sna_render_composite_redirect_done(sna, &tmp);
return true;
}
#endif
static void gen7_render_reset(struct sna *sna)
{
sna->render_state.gen7.emit_flush = false;
sna->render_state.gen7.needs_invariant = true;
sna->render_state.gen7.ve_id = 3 << 2;
sna->render_state.gen7.last_primitive = -1;
sna->render_state.gen7.num_sf_outputs = 0;
sna->render_state.gen7.samplers = -1;
sna->render_state.gen7.blend = -1;
sna->render_state.gen7.kernel = -1;
sna->render_state.gen7.drawrect_offset = -1;
sna->render_state.gen7.drawrect_limit = -1;
sna->render_state.gen7.surface_table = -1;
if (sna->render.vbo && !kgem_bo_can_map(&sna->kgem, sna->render.vbo)) {
DBG(("%s: discarding unmappable vbo\n", __FUNCTION__));
discard_vbo(sna);
}
sna->render.vertex_offset = 0;
sna->render.nvertex_reloc = 0;
sna->render.vb_id = 0;
}
static void gen7_render_fini(struct sna *sna)
{
kgem_bo_destroy(&sna->kgem, sna->render_state.gen7.general_bo);
}
static bool is_gt3(struct sna *sna, int devid)
{
assert(sna->kgem.gen == 075);
return devid & 0x20;
}
static bool is_gt2(struct sna *sna, int devid)
{
return devid & (is_hsw(sna)? 0x30 : 0x20);
}
static bool is_mobile(struct sna *sna, int devid)
{
return (devid & 0xf) == 0x6;
}
static bool gen7_render_setup(struct sna *sna, int devid)
{
struct gen7_render_state *state = &sna->render_state.gen7;
struct sna_static_stream general;
struct gen7_sampler_state *ss;
int i, j, k, l, m;
if (is_ivb(sna)) {
state->info = &ivb_gt_info;
if (devid & 0xf) {
state->info = &ivb_gt1_info;
if (is_gt2(sna, devid))
state->info = &ivb_gt2_info; /* XXX requires GT_MODE WiZ disabled */
}
} else if (is_byt(sna)) {
state->info = &byt_gt_info;
} else if (is_hsw(sna)) {
state->info = &hsw_gt_info;
if (devid & 0xf) {
if (is_gt3(sna, devid))
state->info = &hsw_gt3_info;
else if (is_gt2(sna, devid))
state->info = &hsw_gt2_info;
else
state->info = &hsw_gt1_info;
}
} else
return false;
state->gt = state->info->gt;
sna_static_stream_init(&general);
/* Zero pad the start. If you see an offset of 0x0 in the batchbuffer
* dumps, you know it points to zero.
*/
null_create(&general);
for (m = 0; m < GEN7_WM_KERNEL_COUNT; m++) {
if (wm_kernels[m].size) {
state->wm_kernel[m][1] =
sna_static_stream_add(&general,
wm_kernels[m].data,
wm_kernels[m].size,
64);
} else {
if (USE_8_PIXEL_DISPATCH) {
state->wm_kernel[m][0] =
sna_static_stream_compile_wm(sna, &general,
wm_kernels[m].data, 8);
}
if (USE_16_PIXEL_DISPATCH) {
state->wm_kernel[m][1] =
sna_static_stream_compile_wm(sna, &general,
wm_kernels[m].data, 16);
}
if (USE_32_PIXEL_DISPATCH) {
state->wm_kernel[m][2] =
sna_static_stream_compile_wm(sna, &general,
wm_kernels[m].data, 32);
}
}
assert(state->wm_kernel[m][0]|state->wm_kernel[m][1]|state->wm_kernel[m][2]);
}
ss = sna_static_stream_map(&general,
2 * sizeof(*ss) *
(2 +
FILTER_COUNT * EXTEND_COUNT *
FILTER_COUNT * EXTEND_COUNT),
32);
state->wm_state = sna_static_stream_offsetof(&general, ss);
sampler_copy_init(ss); ss += 2;
sampler_fill_init(ss); ss += 2;
for (i = 0; i < FILTER_COUNT; i++) {
for (j = 0; j < EXTEND_COUNT; j++) {
for (k = 0; k < FILTER_COUNT; k++) {
for (l = 0; l < EXTEND_COUNT; l++) {
sampler_state_init(ss++, i, j);
sampler_state_init(ss++, k, l);
}
}
}
}
state->cc_blend = gen7_composite_create_blend_state(&general);
state->general_bo = sna_static_stream_fini(sna, &general);
return state->general_bo != NULL;
}
const char *gen7_render_init(struct sna *sna, const char *backend)
{
int devid = intel_get_device_id(sna);
if (!gen7_render_setup(sna, devid))
return backend;
sna->kgem.context_switch = gen6_render_context_switch;
sna->kgem.retire = gen6_render_retire;
sna->kgem.expire = gen4_render_expire;
#if 0
#if !NO_COMPOSITE
sna->render.composite = gen7_render_composite;
sna->render.prefer_gpu |= PREFER_GPU_RENDER;
#endif
#if !NO_COMPOSITE_SPANS
sna->render.check_composite_spans = gen7_check_composite_spans;
sna->render.composite_spans = gen7_render_composite_spans;
if (is_mobile(sna, devid) || is_gt2(sna, devid) || is_byt(sna))
sna->render.prefer_gpu |= PREFER_GPU_SPANS;
#endif
sna->render.video = gen7_render_video;
#if !NO_COPY_BOXES
sna->render.copy_boxes = gen7_render_copy_boxes;
#endif
#if !NO_COPY
sna->render.copy = gen7_render_copy;
#endif
#if !NO_FILL_BOXES
sna->render.fill_boxes = gen7_render_fill_boxes;
#endif
#if !NO_FILL
sna->render.fill = gen7_render_fill;
#endif
#if !NO_FILL_ONE
sna->render.fill_one = gen7_render_fill_one;
#endif
#if !NO_FILL_CLEAR
sna->render.clear = gen7_render_clear;
#endif
#endif
sna->render.blit_tex = gen7_blit_tex;
sna->render.caps = HW_BIT_BLIT | HW_TEX_BLIT;
sna->render.flush = gen4_render_flush;
sna->render.reset = gen7_render_reset;
sna->render.fini = gen7_render_fini;
sna->render.max_3d_size = GEN7_MAX_SIZE;
sna->render.max_3d_pitch = 1 << 18;
return sna->render_state.gen7.info->name;
}
static bool
gen7_blit_tex(struct sna *sna,
uint8_t op, bool scale,
PixmapPtr src, struct kgem_bo *src_bo,
PixmapPtr mask,struct kgem_bo *mask_bo,
PixmapPtr dst, struct kgem_bo *dst_bo,
int32_t src_x, int32_t src_y,
int32_t msk_x, int32_t msk_y,
int32_t dst_x, int32_t dst_y,
int32_t width, int32_t height,
struct sna_composite_op *tmp)
{
tmp->op = PictOpSrc;
tmp->dst.pixmap = dst;
tmp->dst.bo = dst_bo;
tmp->dst.width = dst->drawable.width;
tmp->dst.height = dst->drawable.height;
tmp->dst.format = PICT_a8r8g8b8;
tmp->src.repeat = RepeatNone;
tmp->src.filter = PictFilterNearest;
tmp->src.is_affine = true;
tmp->src.bo = src_bo;
tmp->src.pict_format = PICT_x8r8g8b8;
tmp->src.card_format = gen7_get_card_format(tmp->src.pict_format);
tmp->src.width = src->drawable.width;
tmp->src.height = src->drawable.height;
tmp->is_affine = tmp->src.is_affine;
tmp->has_component_alpha = false;
tmp->need_magic_ca_pass = false;
tmp->mask.repeat = SAMPLER_EXTEND_NONE;
tmp->mask.filter = SAMPLER_FILTER_NEAREST;
tmp->mask.is_affine = true;
tmp->mask.bo = mask_bo;
tmp->mask.pict_format = PIXMAN_a8;
tmp->mask.card_format = gen7_get_card_format(tmp->mask.pict_format);
tmp->mask.width = mask->drawable.width;
tmp->mask.height = mask->drawable.height;
if( scale )
{
tmp->src.scale[0] = 1.f/width;
tmp->src.scale[1] = 1.f/height;
}
else
{
tmp->src.scale[0] = 1.f/src->drawable.width;
tmp->src.scale[1] = 1.f/src->drawable.height;
}
tmp->mask.scale[0] = 1.f/mask->drawable.width;
tmp->mask.scale[1] = 1.f/mask->drawable.height;
tmp->u.gen7.flags =
GEN7_SET_FLAGS(SAMPLER_OFFSET(tmp->src.filter,
tmp->src.repeat,
tmp->mask.filter,
tmp->mask.repeat),
gen7_get_blend(tmp->op,
tmp->has_component_alpha,
tmp->dst.format),
/* gen7_choose_composite_kernel(tmp->op,
tmp->mask.bo != NULL,
tmp->has_component_alpha,
tmp->is_affine), */
GEN7_WM_KERNEL_MASK,
gen4_choose_composite_emitter(sna, tmp));
tmp->blt = gen7_render_composite_blt;
// tmp->box = gen7_render_composite_box;
tmp->done = gen7_render_composite_done;
kgem_set_mode(&sna->kgem, KGEM_RENDER, dst_bo);
if (!kgem_check_bo(&sna->kgem,
tmp->dst.bo, tmp->src.bo, tmp->mask.bo,
NULL)) {
kgem_submit(&sna->kgem);
_kgem_set_mode(&sna->kgem, KGEM_RENDER);
}
gen7_align_vertex(sna, tmp);
gen7_emit_composite_state(sna, tmp);
return true;
}
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