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80ab648f04
kolibrios/drivers/video/drm/i915/sna/gen6_render.c
Sergey Semyonov (Serge) 80ab648f04 Linux workqueue and retire_work_handler 
git-svn-id: svn://kolibrios.org@2360 a494cfbc-eb01-0410-851d-a64ba20cac60
2012-02-20 20:02:53 +00:00

1952 lines
52 KiB
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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>
*
*/
#include <drmP.h>
#include <drm.h>
#include "i915_drm.h"
#include "i915_drv.h"
#include "intel_drv.h"
#include <linux/kernel.h>
#include <linux/module.h>
#include <errno-base.h>
#include <memory.h>
#include <syscall.h>
#include "../bitmap.h"
#include "sna.h"
//#include "sna_reg.h"
#include "sna_render.h"
//#include "sna_render_inline.h"
//#include "sna_video.h"
#include "gen6_render.h"
#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_CLEAR 0
#define NO_RING_SWITCH 1
#define GEN6_MAX_SIZE 8192
static const uint32_t ps_kernel_nomask_affine[][4] = {
#include "exa_wm_src_affine.g6b"
#include "exa_wm_src_sample_argb.g6b"
#include "exa_wm_write.g6b"
};
static const uint32_t ps_kernel_masknoca_affine[][4] = {
#include "exa_wm_src_affine.g6b"
#include "exa_wm_src_sample_argb.g6b"
#include "exa_wm_mask_affine.g6b"
#include "exa_wm_mask_sample_a.g6b"
#include "exa_wm_noca.g6b"
#include "exa_wm_write.g6b"
};
#define KERNEL(kernel_enum, kernel, masked) \
[GEN6_WM_KERNEL_##kernel_enum] = {#kernel_enum, kernel, sizeof(kernel), masked}
static const struct wm_kernel_info {
const char *name;
const void *data;
unsigned int size;
Bool has_mask;
} wm_kernels[] = {
KERNEL(NOMASK, ps_kernel_nomask_affine, FALSE),
KERNEL(MASK, ps_kernel_masknoca_affine, TRUE),
};
#undef KERNEL
static const struct blendinfo {
Bool src_alpha;
uint32_t src_blend;
uint32_t dst_blend;
} gen6_blend_op[] = {
/* Clear */ {0, GEN6_BLENDFACTOR_ZERO, GEN6_BLENDFACTOR_ZERO},
/* Src */ {0, GEN6_BLENDFACTOR_ONE, GEN6_BLENDFACTOR_ZERO},
/* Dst */ {0, GEN6_BLENDFACTOR_ZERO, GEN6_BLENDFACTOR_ONE},
/* Over */ {1, GEN6_BLENDFACTOR_ONE, GEN6_BLENDFACTOR_INV_SRC_ALPHA},
/* OverReverse */ {0, GEN6_BLENDFACTOR_INV_DST_ALPHA, GEN6_BLENDFACTOR_ONE},
/* In */ {0, GEN6_BLENDFACTOR_DST_ALPHA, GEN6_BLENDFACTOR_ZERO},
/* InReverse */ {1, GEN6_BLENDFACTOR_ZERO, GEN6_BLENDFACTOR_SRC_ALPHA},
/* Out */ {0, GEN6_BLENDFACTOR_INV_DST_ALPHA, GEN6_BLENDFACTOR_ZERO},
/* OutReverse */ {1, GEN6_BLENDFACTOR_ZERO, GEN6_BLENDFACTOR_INV_SRC_ALPHA},
/* Atop */ {1, GEN6_BLENDFACTOR_DST_ALPHA, GEN6_BLENDFACTOR_INV_SRC_ALPHA},
/* AtopReverse */ {1, GEN6_BLENDFACTOR_INV_DST_ALPHA, GEN6_BLENDFACTOR_SRC_ALPHA},
/* Xor */ {1, GEN6_BLENDFACTOR_INV_DST_ALPHA, GEN6_BLENDFACTOR_INV_SRC_ALPHA},
/* Add */ {0, GEN6_BLENDFACTOR_ONE, GEN6_BLENDFACTOR_ONE},
};
/**
* Highest-valued BLENDFACTOR used in gen6_blend_op.
*
* This leaves out GEN6_BLENDFACTOR_INV_DST_COLOR,
* GEN6_BLENDFACTOR_INV_CONST_{COLOR,ALPHA},
* GEN6_BLENDFACTOR_INV_SRC1_{COLOR,ALPHA}
*/
#define GEN6_BLENDFACTOR_COUNT (GEN6_BLENDFACTOR_INV_DST_ALPHA + 1)
/* FIXME: surface format defined in gen6_defines.h, shared Sampling engine
* 1.7.2
static const struct formatinfo {
CARD32 pict_fmt;
uint32_t card_fmt;
} gen6_tex_formats[] = {
{PICT_a8, GEN6_SURFACEFORMAT_A8_UNORM},
{PICT_a8r8g8b8, GEN6_SURFACEFORMAT_B8G8R8A8_UNORM},
{PICT_x8r8g8b8, GEN6_SURFACEFORMAT_B8G8R8X8_UNORM},
{PICT_a8b8g8r8, GEN6_SURFACEFORMAT_R8G8B8A8_UNORM},
{PICT_x8b8g8r8, GEN6_SURFACEFORMAT_R8G8B8X8_UNORM},
{PICT_r8g8b8, GEN6_SURFACEFORMAT_R8G8B8_UNORM},
{PICT_r5g6b5, GEN6_SURFACEFORMAT_B5G6R5_UNORM},
{PICT_a1r5g5b5, GEN6_SURFACEFORMAT_B5G5R5A1_UNORM},
{PICT_a2r10g10b10, GEN6_SURFACEFORMAT_B10G10R10A2_UNORM},
{PICT_x2r10g10b10, GEN6_SURFACEFORMAT_B10G10R10X2_UNORM},
{PICT_a2b10g10r10, GEN6_SURFACEFORMAT_R10G10B10A2_UNORM},
{PICT_x2r10g10b10, GEN6_SURFACEFORMAT_B10G10R10X2_UNORM},
{PICT_a4r4g4b4, GEN6_SURFACEFORMAT_B4G4R4A4_UNORM},
};
*/
#define GEN6_BLEND_STATE_PADDED_SIZE ALIGN(sizeof(struct gen6_blend_state), 64)
#define BLEND_OFFSET(s, d) \
(((s) * GEN6_BLENDFACTOR_COUNT + (d)) * GEN6_BLEND_STATE_PADDED_SIZE)
#define SAMPLER_OFFSET(sf, se, mf, me) \
(((((sf) * EXTEND_COUNT + (se)) * FILTER_COUNT + (mf)) * EXTEND_COUNT + (me)) * 2 * sizeof(struct gen6_sampler_state))
#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 > GEN6_MAX_SIZE || height > GEN6_MAX_SIZE;
}
static uint32_t gen6_get_blend(int op,
bool has_component_alpha,
uint32_t dst_format)
{
uint32_t src, dst;
src = GEN6_BLENDFACTOR_ONE; //gen6_blend_op[op].src_blend;
dst = GEN6_BLENDFACTOR_ZERO; //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 == GEN6_BLENDFACTOR_DST_ALPHA)
src = GEN6_BLENDFACTOR_ONE;
else if (src == GEN6_BLENDFACTOR_INV_DST_ALPHA)
src = GEN6_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 && gen6_blend_op[op].src_alpha) {
if (dst == GEN6_BLENDFACTOR_SRC_ALPHA)
dst = GEN6_BLENDFACTOR_SRC_COLOR;
else if (dst == GEN6_BLENDFACTOR_INV_SRC_ALPHA)
dst = GEN6_BLENDFACTOR_INV_SRC_COLOR;
}
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)));
#endif
return BLEND_OFFSET(src, dst);
}
static uint32_t gen6_get_dest_format(CARD32 format)
{
return GEN6_SURFACEFORMAT_B8G8R8A8_UNORM;
/*
switch (format) {
default:
assert(0);
case PICT_a8r8g8b8:
case PICT_x8r8g8b8:
return GEN6_SURFACEFORMAT_B8G8R8A8_UNORM;
case PICT_a8b8g8r8:
case PICT_x8b8g8r8:
return GEN6_SURFACEFORMAT_R8G8B8A8_UNORM;
case PICT_a2r10g10b10:
case PICT_x2r10g10b10:
return GEN6_SURFACEFORMAT_B10G10R10A2_UNORM;
case PICT_r5g6b5:
return GEN6_SURFACEFORMAT_B5G6R5_UNORM;
case PICT_x1r5g5b5:
case PICT_a1r5g5b5:
return GEN6_SURFACEFORMAT_B5G5R5A1_UNORM;
case PICT_a8:
return GEN6_SURFACEFORMAT_A8_UNORM;
case PICT_a4r4g4b4:
case PICT_x4r4g4b4:
return GEN6_SURFACEFORMAT_B4G4R4A4_UNORM;
}
*/
}
#if 0
static Bool gen6_check_dst_format(PictFormat format)
{
switch (format) {
case PICT_a8r8g8b8:
case PICT_x8r8g8b8:
case PICT_a8b8g8r8:
case PICT_x8b8g8r8:
case PICT_a2r10g10b10:
case PICT_x2r10g10b10:
case PICT_r5g6b5:
case PICT_x1r5g5b5:
case PICT_a1r5g5b5:
case PICT_a8:
case PICT_a4r4g4b4:
case PICT_x4r4g4b4:
return TRUE;
}
return FALSE;
}
static bool gen6_check_format(uint32_t format)
{
switch (format) {
case PICT_a8r8g8b8:
case PICT_x8r8g8b8:
case PICT_a8b8g8r8:
case PICT_x8b8g8r8:
case PICT_a2r10g10b10:
case PICT_x2r10g10b10:
case PICT_r8g8b8:
case PICT_r5g6b5:
case PICT_a1r5g5b5:
case PICT_a8:
case PICT_a4r4g4b4:
case PICT_x4r4g4b4:
return true;
default:
DBG(("%s: unhandled format: %x\n", __FUNCTION__, format));
return false;
}
}
static uint32_t gen6_filter(uint32_t filter)
{
switch (filter) {
default:
assert(0);
case PictFilterNearest:
return SAMPLER_FILTER_NEAREST;
case PictFilterBilinear:
return SAMPLER_FILTER_BILINEAR;
}
}
static uint32_t gen6_check_filter(PicturePtr picture)
{
switch (picture->filter) {
case PictFilterNearest:
case PictFilterBilinear:
return TRUE;
default:
return FALSE;
}
}
static uint32_t gen6_repeat(uint32_t repeat)
{
switch (repeat) {
default:
assert(0);
case RepeatNone:
return SAMPLER_EXTEND_NONE;
case RepeatNormal:
return SAMPLER_EXTEND_REPEAT;
case RepeatPad:
return SAMPLER_EXTEND_PAD;
case RepeatReflect:
return SAMPLER_EXTEND_REFLECT;
}
}
static bool gen6_check_repeat(PicturePtr picture)
{
if (!picture->repeat)
return TRUE;
switch (picture->repeatType) {
case RepeatNone:
case RepeatNormal:
case RepeatPad:
case RepeatReflect:
return TRUE;
default:
return FALSE;
}
}
#endif
static int
gen6_choose_composite_kernel(int op, Bool has_mask, Bool is_ca, Bool is_affine)
{
int base;
if (has_mask) {
/*
if (is_ca) {
if (gen6_blend_op[op].src_alpha)
base = GEN6_WM_KERNEL_MASKCA_SRCALPHA;
else
base = GEN6_WM_KERNEL_MASKCA;
} else
base = GEN6_WM_KERNEL_MASK;
*/
} else
base = GEN6_WM_KERNEL_NOMASK;
return base + !is_affine;
}
static void
gen6_emit_urb(struct sna *sna)
{
OUT_BATCH(GEN6_3DSTATE_URB | (3 - 2));
OUT_BATCH(((1 - 1) << GEN6_3DSTATE_URB_VS_SIZE_SHIFT) |
(24 << GEN6_3DSTATE_URB_VS_ENTRIES_SHIFT)); /* at least 24 on GEN6 */
OUT_BATCH((0 << GEN6_3DSTATE_URB_GS_SIZE_SHIFT) |
(0 << GEN6_3DSTATE_URB_GS_ENTRIES_SHIFT)); /* no GS thread */
}
static void
gen6_emit_state_base_address(struct sna *sna)
{
OUT_BATCH(GEN6_STATE_BASE_ADDRESS | (10 - 2));
OUT_BATCH(0); /* general */
OUT_BATCH((sna->kgem.batch_obj->gtt_offset+
sna->kgem.batch_idx*4096)|BASE_ADDRESS_MODIFY);
OUT_BATCH(sna->render_state.gen6.general_bo->gaddr|BASE_ADDRESS_MODIFY);
OUT_BATCH(0); /* indirect */
OUT_BATCH(sna->render_state.gen6.general_bo->gaddr|BASE_ADDRESS_MODIFY);
/* upper bounds, disable */
OUT_BATCH(0);
OUT_BATCH(BASE_ADDRESS_MODIFY);
OUT_BATCH(0);
OUT_BATCH(BASE_ADDRESS_MODIFY);
}
static void
gen6_emit_viewports(struct sna *sna)
{
OUT_BATCH(GEN6_3DSTATE_VIEWPORT_STATE_POINTERS |
GEN6_3DSTATE_VIEWPORT_STATE_MODIFY_CC |
(4 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(sna->render_state.gen6.cc_vp);
}
static void
gen6_emit_vs(struct sna *sna)
{
/* disable VS constant buffer */
OUT_BATCH(GEN6_3DSTATE_CONSTANT_VS | (5 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN6_3DSTATE_VS | (6 - 2));
OUT_BATCH(0); /* no VS kernel */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* pass-through */
}
static void
gen6_emit_gs(struct sna *sna)
{
/* disable GS constant buffer */
OUT_BATCH(GEN6_3DSTATE_CONSTANT_GS | (5 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN6_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 */
}
static void
gen6_emit_clip(struct sna *sna)
{
OUT_BATCH(GEN6_3DSTATE_CLIP | (4 - 2));
OUT_BATCH(0);
OUT_BATCH(0); /* pass-through */
OUT_BATCH(0);
}
static void
gen6_emit_wm_constants(struct sna *sna)
{
/* disable WM constant buffer */
OUT_BATCH(GEN6_3DSTATE_CONSTANT_PS | (5 - 2));
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
}
static void
gen6_emit_null_depth_buffer(struct sna *sna)
{
OUT_BATCH(GEN6_3DSTATE_DEPTH_BUFFER | (7 - 2));
OUT_BATCH(GEN6_SURFACE_NULL << GEN6_3DSTATE_DEPTH_BUFFER_TYPE_SHIFT |
GEN6_DEPTHFORMAT_D32_FLOAT << GEN6_3DSTATE_DEPTH_BUFFER_FORMAT_SHIFT);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN6_3DSTATE_CLEAR_PARAMS | (2 - 2));
OUT_BATCH(0);
}
static void
gen6_emit_invariant(struct sna *sna)
{
OUT_BATCH(GEN6_PIPELINE_SELECT | PIPELINE_SELECT_3D);
OUT_BATCH(GEN6_3DSTATE_MULTISAMPLE | (3 - 2));
OUT_BATCH(GEN6_3DSTATE_MULTISAMPLE_PIXEL_LOCATION_CENTER |
GEN6_3DSTATE_MULTISAMPLE_NUMSAMPLES_1); /* 1 sample/pixel */
OUT_BATCH(0);
OUT_BATCH(GEN6_3DSTATE_SAMPLE_MASK | (2 - 2));
OUT_BATCH(1);
gen6_emit_urb(sna);
gen6_emit_state_base_address(sna);
gen6_emit_viewports(sna);
gen6_emit_vs(sna);
gen6_emit_gs(sna);
gen6_emit_clip(sna);
gen6_emit_wm_constants(sna);
gen6_emit_null_depth_buffer(sna);
sna->render_state.gen6.needs_invariant = FALSE;
}
static bool
gen6_emit_cc(struct sna *sna,
int op, bool has_component_alpha, uint32_t dst_format)
{
struct gen6_render_state *render = &sna->render_state.gen6;
uint32_t blend;
blend = gen6_get_blend(op, has_component_alpha, dst_format);
DBG(("%s(op=%d, ca=%d, format=%x): new=%x, current=%x\n",
__FUNCTION__,
op, has_component_alpha, dst_format,
blend, render->blend));
if (render->blend == blend)
return op <= PictOpSrc;
OUT_BATCH(GEN6_3DSTATE_CC_STATE_POINTERS | (4 - 2));
OUT_BATCH((render->cc_blend + blend) | 1);
if (render->blend == (unsigned)-1) {
OUT_BATCH(1);
OUT_BATCH(1);
} else {
OUT_BATCH(0);
OUT_BATCH(0);
}
render->blend = blend;
return op <= PictOpSrc;
}
static void
gen6_emit_sampler(struct sna *sna, uint32_t state)
{
assert(state <
2 * sizeof(struct gen6_sampler_state) *
FILTER_COUNT * EXTEND_COUNT *
FILTER_COUNT * EXTEND_COUNT);
if (sna->render_state.gen6.samplers == state)
return;
sna->render_state.gen6.samplers = state;
OUT_BATCH(GEN6_3DSTATE_SAMPLER_STATE_POINTERS |
GEN6_3DSTATE_SAMPLER_STATE_MODIFY_PS |
(4 - 2));
OUT_BATCH(0); /* VS */
OUT_BATCH(0); /* GS */
OUT_BATCH(sna->render_state.gen6.wm_state + state);
}
static void
gen6_emit_sf(struct sna *sna, Bool has_mask)
{
int num_sf_outputs = has_mask ? 2 : 1;
if (sna->render_state.gen6.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.gen6.num_sf_outputs = num_sf_outputs;
OUT_BATCH(GEN6_3DSTATE_SF | (20 - 2));
OUT_BATCH(num_sf_outputs << GEN6_3DSTATE_SF_NUM_OUTPUTS_SHIFT |
1 << GEN6_3DSTATE_SF_URB_ENTRY_READ_LENGTH_SHIFT |
1 << GEN6_3DSTATE_SF_URB_ENTRY_READ_OFFSET_SHIFT);
OUT_BATCH(0);
OUT_BATCH(GEN6_3DSTATE_SF_CULL_NONE);
OUT_BATCH(2 << GEN6_3DSTATE_SF_TRIFAN_PROVOKE_SHIFT); /* DW4 */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* DW9 */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* DW14 */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0); /* DW19 */
}
static void
gen6_emit_wm(struct sna *sna, unsigned int kernel, int nr_surfaces, int nr_inputs)
{
if (sna->render_state.gen6.kernel == kernel)
return;
sna->render_state.gen6.kernel = kernel;
DBG(("%s: switching to %s\n", __FUNCTION__, wm_kernels[kernel].name));
OUT_BATCH(GEN6_3DSTATE_WM | (9 - 2));
OUT_BATCH(sna->render_state.gen6.wm_kernel[kernel]);
OUT_BATCH(1 << GEN6_3DSTATE_WM_SAMPLER_COUNT_SHIFT |
nr_surfaces << GEN6_3DSTATE_WM_BINDING_TABLE_ENTRY_COUNT_SHIFT);
OUT_BATCH(0);
OUT_BATCH(6 << GEN6_3DSTATE_WM_DISPATCH_START_GRF_0_SHIFT); /* DW4 */
OUT_BATCH((40 - 1) << GEN6_3DSTATE_WM_MAX_THREADS_SHIFT |
GEN6_3DSTATE_WM_DISPATCH_ENABLE |
GEN6_3DSTATE_WM_16_DISPATCH_ENABLE);
OUT_BATCH(nr_inputs << GEN6_3DSTATE_WM_NUM_SF_OUTPUTS_SHIFT |
GEN6_3DSTATE_WM_PERSPECTIVE_PIXEL_BARYCENTRIC);
OUT_BATCH(0);
OUT_BATCH(0);
}
static bool
gen6_emit_binding_table(struct sna *sna, uint16_t offset)
{
if (sna->render_state.gen6.surface_table == offset)
return false;
/* Binding table pointers */
OUT_BATCH(GEN6_3DSTATE_BINDING_TABLE_POINTERS |
GEN6_3DSTATE_BINDING_TABLE_MODIFY_PS |
(4 - 2));
OUT_BATCH(0); /* vs */
OUT_BATCH(0); /* gs */
/* Only the PS uses the binding table */
OUT_BATCH(offset*4);
sna->render_state.gen6.surface_table = offset;
return true;
}
static bool
gen6_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.gen6.drawrect_limit == limit &&
sna->render_state.gen6.drawrect_offset == offset)
return false;
/* [DevSNB-C+{W/A}] Before any depth stall flush (including those
* produced by non-pipelined state commands), software needs to first
* send a PIPE_CONTROL with no bits set except Post-Sync Operation !=
* 0.
*
* [Dev-SNB{W/A}]: Pipe-control with CS-stall bit set must be sent
* BEFORE the pipe-control with a post-sync op and no write-cache
* flushes.
*/
OUT_BATCH(GEN6_PIPE_CONTROL | (4 - 2));
OUT_BATCH(GEN6_PIPE_CONTROL_CS_STALL |
GEN6_PIPE_CONTROL_STALL_AT_SCOREBOARD);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(GEN6_PIPE_CONTROL | (4 - 2));
OUT_BATCH(GEN6_PIPE_CONTROL_WRITE_TIME);
OUT_BATCH(sna->render_state.gen6.general_bo->gaddr+64);
OUT_BATCH(0);
OUT_BATCH(GEN6_3DSTATE_DRAWING_RECTANGLE | (4 - 2));
OUT_BATCH(0);
OUT_BATCH(limit);
OUT_BATCH(offset);
sna->render_state.gen6.drawrect_offset = offset;
sna->render_state.gen6.drawrect_limit = limit;
return true;
}
static void
gen6_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 gen6_render_state *render = &sna->render_state.gen6;
int nelem = op->mask.bo ? 2 : 1;
int selem = op->is_affine ? 2 : 3;
uint32_t w_component;
uint32_t src_format;
int id = op->u.gen6.ve_id;
if (render->ve_id == id)
return;
render->ve_id = id;
if (op->is_affine) {
src_format = GEN6_SURFACEFORMAT_R32G32_FLOAT;
w_component = GEN6_VFCOMPONENT_STORE_1_FLT;
} else {
src_format = GEN6_SURFACEFORMAT_R32G32B32_FLOAT;
w_component = GEN6_VFCOMPONENT_STORE_SRC;
}
/* 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
*/
OUT_BATCH(GEN6_3DSTATE_VERTEX_ELEMENTS |
((2 * (2 + nelem)) + 1 - 2));
OUT_BATCH(id << VE0_VERTEX_BUFFER_INDEX_SHIFT | VE0_VALID |
GEN6_SURFACEFORMAT_R32G32B32A32_FLOAT << VE0_FORMAT_SHIFT |
0 << VE0_OFFSET_SHIFT);
OUT_BATCH(GEN6_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_0_SHIFT |
GEN6_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_1_SHIFT |
GEN6_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_2_SHIFT |
GEN6_VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_3_SHIFT);
/* x,y */
OUT_BATCH(id << VE0_VERTEX_BUFFER_INDEX_SHIFT | VE0_VALID |
GEN6_SURFACEFORMAT_R16G16_SSCALED << VE0_FORMAT_SHIFT |
0 << VE0_OFFSET_SHIFT); /* offsets vb in bytes */
OUT_BATCH(GEN6_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT |
GEN6_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT |
GEN6_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT |
GEN6_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT);
/* u0, v0, w0 */
OUT_BATCH(id << VE0_VERTEX_BUFFER_INDEX_SHIFT | VE0_VALID |
src_format << VE0_FORMAT_SHIFT |
4 << VE0_OFFSET_SHIFT); /* offset vb in bytes */
OUT_BATCH(GEN6_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT |
GEN6_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT |
w_component << VE1_VFCOMPONENT_2_SHIFT |
GEN6_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT);
/* u1, v1, w1 */
if (op->mask.bo) {
OUT_BATCH(id << VE0_VERTEX_BUFFER_INDEX_SHIFT | VE0_VALID |
src_format << VE0_FORMAT_SHIFT |
((1 + selem) * 4) << VE0_OFFSET_SHIFT); /* vb offset in bytes */
OUT_BATCH(GEN6_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT |
GEN6_VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT |
w_component << VE1_VFCOMPONENT_2_SHIFT |
GEN6_VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT);
}
}
static void
gen6_emit_flush(struct sna *sna)
{
OUT_BATCH(GEN6_PIPE_CONTROL | (4 - 2));
OUT_BATCH(GEN6_PIPE_CONTROL_WC_FLUSH |
GEN6_PIPE_CONTROL_TC_FLUSH |
GEN6_PIPE_CONTROL_CS_STALL);
OUT_BATCH(0);
OUT_BATCH(0);
}
static void
gen6_emit_state(struct sna *sna,
const struct sna_composite_op *op,
uint16_t wm_binding_table)
{
bool need_stall = wm_binding_table & 1;
if (gen6_emit_cc(sna, op->op, op->has_component_alpha, op->dst.format))
need_stall = false;
gen6_emit_sampler(sna,
SAMPLER_OFFSET(op->src.filter,
op->src.repeat,
op->mask.filter,
op->mask.repeat));
gen6_emit_sf(sna, op->mask.bo != NULL);
gen6_emit_wm(sna,
op->u.gen6.wm_kernel,
op->u.gen6.nr_surfaces,
op->u.gen6.nr_inputs);
gen6_emit_vertex_elements(sna, op);
need_stall |= gen6_emit_binding_table(sna, wm_binding_table & ~1);
if (gen6_emit_drawing_rectangle(sna, op))
need_stall = false;
// if (kgem_bo_is_dirty(op->src.bo) || kgem_bo_is_dirty(op->mask.bo)) {
gen6_emit_flush(sna);
kgem_clear_dirty(&sna->kgem);
kgem_bo_mark_dirty(op->dst.bo);
need_stall = false;
// }
if (need_stall) {
OUT_BATCH(GEN6_PIPE_CONTROL | (4 - 2));
OUT_BATCH(GEN6_PIPE_CONTROL_CS_STALL |
GEN6_PIPE_CONTROL_STALL_AT_SCOREBOARD);
OUT_BATCH(0);
OUT_BATCH(0);
}
}
static void gen6_magic_ca_pass(struct sna *sna,
const struct sna_composite_op *op)
{
struct gen6_render_state *state = &sna->render_state.gen6;
if (!op->need_magic_ca_pass)
return;
DBG(("%s: CA fixup (%d -> %d)\n", __FUNCTION__,
sna->render.vertex_start, sna->render.vertex_index));
gen6_emit_flush(sna);
gen6_emit_cc(sna, PictOpAdd, TRUE, op->dst.format);
gen6_emit_wm(sna,
gen6_choose_composite_kernel(PictOpAdd,
TRUE, TRUE,
op->is_affine),
3, 2);
OUT_BATCH(GEN6_3DPRIMITIVE |
GEN6_3DPRIMITIVE_VERTEX_SEQUENTIAL |
_3DPRIM_RECTLIST << GEN6_3DPRIMITIVE_TOPOLOGY_SHIFT |
0 << 9 |
4);
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;
}
static void gen6_vertex_flush(struct sna *sna)
{
assert(sna->render_state.gen6.vertex_offset);
DBG(("%s[%x] = %d\n", __FUNCTION__,
4*sna->render_state.gen6.vertex_offset,
sna->render.vertex_index - sna->render.vertex_start));
sna->kgem.batch[sna->render_state.gen6.vertex_offset] =
sna->render.vertex_index - sna->render.vertex_start;
sna->render_state.gen6.vertex_offset = 0;
}
static int gen6_vertex_finish(struct sna *sna)
{
struct kgem_bo *bo;
unsigned int i;
DBG(("%s: used=%d / %d\n", __FUNCTION__,
sna->render.vertex_used, sna->render.vertex_size));
assert(sna->render.vertex_used);
/* Note: we only need dword alignment (currently) */
/*
bo = sna->render.vbo;
if (bo) {
for (i = 0; i < ARRAY_SIZE(sna->render.vertex_reloc); i++) {
if (sna->render.vertex_reloc[i]) {
DBG(("%s: reloc[%d] = %d\n", __FUNCTION__,
i, sna->render.vertex_reloc[i]));
sna->kgem.batch[sna->render.vertex_reloc[i]] =
kgem_add_reloc(&sna->kgem,
sna->render.vertex_reloc[i],
bo,
I915_GEM_DOMAIN_VERTEX << 16,
0);
sna->kgem.batch[sna->render.vertex_reloc[i]+1] =
kgem_add_reloc(&sna->kgem,
sna->render.vertex_reloc[i]+1,
bo,
I915_GEM_DOMAIN_VERTEX << 16,
0 + sna->render.vertex_used * 4 - 1);
sna->render.vertex_reloc[i] = 0;
}
}
sna->render.vertex_used = 0;
sna->render.vertex_index = 0;
sna->render_state.gen6.vb_id = 0;
kgem_bo_destroy(&sna->kgem, bo);
}
*/
sna->render.vertices = NULL;
sna->render.vbo = kgem_create_linear(&sna->kgem, 256*1024);
if (sna->render.vbo)
sna->render.vertices = kgem_bo_map__cpu(&sna->kgem, sna->render.vbo);
if (sna->render.vertices == NULL) {
kgem_bo_destroy(&sna->kgem, sna->render.vbo);
sna->render.vbo = NULL;
return 0;
}
// kgem_bo_sync__cpu(&sna->kgem, sna->render.vbo);
if (sna->render.vertex_used) {
DBG(("%s: copying initial buffer x %d to handle=%d\n",
__FUNCTION__,
sna->render.vertex_used,
sna->render.vbo->handle));
memcpy(sna->render.vertices,
sna->render.vertex_data,
sizeof(float)*sna->render.vertex_used);
}
sna->render.vertex_size = 64 * 1024 - 1;
return sna->render.vertex_size - sna->render.vertex_used;
}
static void gen6_vertex_close(struct sna *sna)
{
struct kgem_bo *bo;
unsigned int i, delta = 0;
if (!sna->render.vertex_used) {
assert(sna->render.vbo == NULL);
assert(sna->render.vertices == sna->render.vertex_data);
assert(sna->render.vertex_size == ARRAY_SIZE(sna->render.vertex_data));
return;
}
DBG(("%s: used=%d / %d\n", __FUNCTION__,
sna->render.vertex_used, sna->render.vertex_size));
bo = sna->render.vbo;
if (bo == NULL) {
assert(sna->render.vertices == sna->render.vertex_data);
assert(sna->render.vertex_used < ARRAY_SIZE(sna->render.vertex_data));
if (sna->kgem.nbatch + sna->render.vertex_used <= sna->kgem.surface) {
DBG(("%s: copy to batch: %d @ %d\n", __FUNCTION__,
sna->render.vertex_used, sna->kgem.nbatch));
memcpy(sna->kgem.batch + sna->kgem.nbatch,
sna->render.vertex_data,
sna->render.vertex_used * 4);
delta = sna->kgem.nbatch * 4;
bo = NULL;
sna->kgem.nbatch += sna->render.vertex_used;
} else {
bo = kgem_create_linear(&sna->kgem, 4*sna->render.vertex_used);
if (bo && !kgem_bo_write(&sna->kgem, bo,
sna->render.vertex_data,
4*sna->render.vertex_used)) {
kgem_bo_destroy(&sna->kgem, bo);
goto reset;
}
DBG(("%s: new vbo: %d\n", __FUNCTION__,
sna->render.vertex_used));
}
}
for (i = 0; i < ARRAY_SIZE(sna->render.vertex_reloc); i++) {
if (sna->render.vertex_reloc[i]) {
DBG(("%s: reloc[%d] = %d\n", __FUNCTION__,
i, sna->render.vertex_reloc[i]));
sna->kgem.batch[sna->render.vertex_reloc[i]] =
sna->kgem.batch_obj->gtt_offset+delta+
sna->kgem.batch_idx*4096;
sna->kgem.batch[sna->render.vertex_reloc[i]+1] =
sna->kgem.batch_obj->gtt_offset+delta+
sna->kgem.batch_idx*4096+
sna->render.vertex_used * 4 - 1;
sna->render.vertex_reloc[i] = 0;
}
}
// if (bo)
// kgem_bo_destroy(&sna->kgem, bo);
reset:
sna->render.vertex_used = 0;
sna->render.vertex_index = 0;
sna->render_state.gen6.vb_id = 0;
sna->render.vbo = NULL;
sna->render.vertices = sna->render.vertex_data;
sna->render.vertex_size = ARRAY_SIZE(sna->render.vertex_data);
}
typedef struct gen6_surface_state_padded {
struct gen6_surface_state state;
char pad[32 - sizeof(struct gen6_surface_state)];
} gen6_surface_state_padded;
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 scratch_create(struct sna_static_stream *stream)
{
/* 64 bytes of scratch space for random writes, such as
* the pipe-control w/a.
*/
sna_static_stream_map(stream, 64, 64);
}
static void
sampler_state_init(struct gen6_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.border_color_mode = GEN6_BORDER_COLOR_MODE_LEGACY;
switch (filter) {
default:
case SAMPLER_FILTER_NEAREST:
sampler_state->ss0.min_filter = GEN6_MAPFILTER_NEAREST;
sampler_state->ss0.mag_filter = GEN6_MAPFILTER_NEAREST;
break;
case SAMPLER_FILTER_BILINEAR:
sampler_state->ss0.min_filter = GEN6_MAPFILTER_LINEAR;
sampler_state->ss0.mag_filter = GEN6_MAPFILTER_LINEAR;
break;
}
switch (extend) {
default:
case SAMPLER_EXTEND_NONE:
sampler_state->ss1.r_wrap_mode = GEN6_TEXCOORDMODE_CLAMP_BORDER;
sampler_state->ss1.s_wrap_mode = GEN6_TEXCOORDMODE_CLAMP_BORDER;
sampler_state->ss1.t_wrap_mode = GEN6_TEXCOORDMODE_CLAMP_BORDER;
break;
case SAMPLER_EXTEND_REPEAT:
sampler_state->ss1.r_wrap_mode = GEN6_TEXCOORDMODE_WRAP;
sampler_state->ss1.s_wrap_mode = GEN6_TEXCOORDMODE_WRAP;
sampler_state->ss1.t_wrap_mode = GEN6_TEXCOORDMODE_WRAP;
break;
case SAMPLER_EXTEND_PAD:
sampler_state->ss1.r_wrap_mode = GEN6_TEXCOORDMODE_CLAMP;
sampler_state->ss1.s_wrap_mode = GEN6_TEXCOORDMODE_CLAMP;
sampler_state->ss1.t_wrap_mode = GEN6_TEXCOORDMODE_CLAMP;
break;
case SAMPLER_EXTEND_REFLECT:
sampler_state->ss1.r_wrap_mode = GEN6_TEXCOORDMODE_MIRROR;
sampler_state->ss1.s_wrap_mode = GEN6_TEXCOORDMODE_MIRROR;
sampler_state->ss1.t_wrap_mode = GEN6_TEXCOORDMODE_MIRROR;
break;
}
}
static uint32_t gen6_create_cc_viewport(struct sna_static_stream *stream)
{
struct gen6_cc_viewport vp;
vp.min_depth = -1.e35;
vp.max_depth = 1.e35;
return sna_static_stream_add(stream, &vp, sizeof(vp), 32);
}
#if 0
static uint32_t gen6_get_card_format(PictFormat format)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(gen6_tex_formats); i++) {
if (gen6_tex_formats[i].pict_fmt == format)
return gen6_tex_formats[i].card_fmt;
}
return -1;
}
#endif
static uint32_t
gen6_tiling_bits(uint32_t tiling)
{
return 0;
/*
switch (tiling) {
default: assert(0);
case I915_TILING_NONE: return 0;
case I915_TILING_X: return GEN6_SURFACE_TILED;
case I915_TILING_Y: return GEN6_SURFACE_TILED | GEN6_SURFACE_TILED_Y;
}
*/
}
/**
* Sets up the common fields for a surface state buffer for the given
* picture in the given surface state buffer.
*/
static int
gen6_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;
uint16_t offset;
/* After the first bind, we manage the cache domains within the batch */
if (is_dst) {
domains = I915_GEM_DOMAIN_RENDER << 16 |I915_GEM_DOMAIN_RENDER;
// kgem_bo_mark_dirty(bo);
} else
domains = I915_GEM_DOMAIN_SAMPLER << 16;
// offset = kgem_bo_get_binding(bo, format);
// if (offset) {
// DBG(("[%x] bo(handle=%x), format=%d, reuse %s binding\n",
// offset, bo->handle, format,
// domains & 0xffff ? "render" : "sampler"));
// return offset;
// }
offset = sna->kgem.surface - sizeof(struct gen6_surface_state_padded) / sizeof(uint32_t);
offset *= sizeof(uint32_t);
sna->kgem.surface -=
sizeof(struct gen6_surface_state_padded) / sizeof(uint32_t);
ss = sna->kgem.batch + sna->kgem.surface;
ss[0] = (GEN6_SURFACE_2D << GEN6_SURFACE_TYPE_SHIFT |
GEN6_SURFACE_BLEND_ENABLED |
format << GEN6_SURFACE_FORMAT_SHIFT);
ss[1] = bo->gaddr;
ss[2] = ((width - 1) << GEN6_SURFACE_WIDTH_SHIFT |
(height - 1) << GEN6_SURFACE_HEIGHT_SHIFT);
assert(bo->pitch <= (1 << 18));
ss[3] = (gen6_tiling_bits(0) |
(bo->pitch - 1) << GEN6_SURFACE_PITCH_SHIFT);
ss[4] = 0;
ss[5] = 0;
// kgem_bo_set_binding(bo, format, 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;
}
static void gen6_emit_vertex_buffer(struct sna *sna,
const struct sna_composite_op *op)
{
int id = op->u.gen6.ve_id;
OUT_BATCH(GEN6_3DSTATE_VERTEX_BUFFERS | 3);
OUT_BATCH(id << VB0_BUFFER_INDEX_SHIFT | VB0_VERTEXDATA |
4*op->floats_per_vertex << VB0_BUFFER_PITCH_SHIFT);
sna->render.vertex_reloc[id] = sna->kgem.nbatch;
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
sna->render_state.gen6.vb_id |= 1 << id;
}
static void gen6_emit_primitive(struct sna *sna)
{
if (sna->kgem.nbatch == sna->render_state.gen6.last_primitive) {
DBG(("%s: continuing previous primitive, start=%d, index=%d\n",
__FUNCTION__,
sna->render.vertex_start,
sna->render.vertex_index));
sna->render_state.gen6.vertex_offset = sna->kgem.nbatch - 5;
return;
}
OUT_BATCH(GEN6_3DPRIMITIVE |
GEN6_3DPRIMITIVE_VERTEX_SEQUENTIAL |
_3DPRIM_RECTLIST << GEN6_3DPRIMITIVE_TOPOLOGY_SHIFT |
0 << 9 |
4);
sna->render_state.gen6.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;
DBG(("%s: started new primitive: index=%d\n",
__FUNCTION__, sna->render.vertex_start));
sna->render_state.gen6.last_primitive = sna->kgem.nbatch;
}
static bool gen6_rectangle_begin(struct sna *sna,
const struct sna_composite_op *op)
{
int id = 1 << op->u.gen6.ve_id;
int ndwords;
ndwords = op->need_magic_ca_pass ? 60 : 6;
if ((sna->render_state.gen6.vb_id & id) == 0)
ndwords += 5;
if (!kgem_check_batch(&sna->kgem, ndwords))
return false;
if ((sna->render_state.gen6.vb_id & id) == 0)
gen6_emit_vertex_buffer(sna, op);
gen6_emit_primitive(sna);
return true;
}
static int gen6_get_rectangles__flush(struct sna *sna,
const struct sna_composite_op *op)
{
if (sna->render_state.gen6.vertex_offset) {
gen6_vertex_flush(sna);
gen6_magic_ca_pass(sna, op);
}
if (!kgem_check_batch(&sna->kgem, op->need_magic_ca_pass ? 65 : 5))
return 0;
if (sna->kgem.nexec > KGEM_EXEC_SIZE(&sna->kgem) - 1)
return 0;
if (sna->kgem.nreloc > KGEM_RELOC_SIZE(&sna->kgem) - 2)
return 0;
return gen6_vertex_finish(sna);
}
inline static int gen6_get_rectangles(struct sna *sna,
const struct sna_composite_op *op,
int want)
{
int rem = vertex_space(sna);
if (rem < op->floats_per_rect) {
DBG(("flushing vbo for %s: %d < %d\n",
__FUNCTION__, rem, op->floats_per_rect));
rem = gen6_get_rectangles__flush(sna, op);
if (rem == 0)
return 0;
}
if (sna->render_state.gen6.vertex_offset == 0 &&
!gen6_rectangle_begin(sna, op))
return 0;
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;
}
inline static uint32_t *gen6_composite_get_binding_table(struct sna *sna,
uint16_t *offset)
{
uint32_t *table;
sna->kgem.surface -=
sizeof(struct gen6_surface_state_padded) / sizeof(uint32_t);
/* Clear all surplus entries to zero in case of prefetch */
table = memset(sna->kgem.batch + sna->kgem.surface,
0, sizeof(struct gen6_surface_state_padded));
DBG(("%s(%x)\n", __FUNCTION__, 4*sna->kgem.surface));
*offset = sna->kgem.surface;
return table;
}
static uint32_t
gen6_choose_composite_vertex_buffer(const struct sna_composite_op *op)
{
int has_mask = op->mask.bo != NULL;
int is_affine = op->is_affine;
return has_mask << 1 | is_affine;
}
static void
gen6_get_batch(struct sna *sna)
{
kgem_set_mode(&sna->kgem, KGEM_RENDER);
/*
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);
}
*/
if (sna->render_state.gen6.needs_invariant)
gen6_emit_invariant(sna);
}
static void
gen6_align_vertex(struct sna *sna, const struct sna_composite_op *op)
{
assert (sna->render_state.gen6.vertex_offset == 0);
if (op->floats_per_vertex != sna->render_state.gen6.floats_per_vertex) {
if (sna->render.vertex_size - sna->render.vertex_used < 2*op->floats_per_rect)
/* XXX propagate failure */
gen6_vertex_finish(sna);
DBG(("aligning vertex: was %d, now %d floats per vertex, %d->%d\n",
sna->render_state.gen6.floats_per_vertex,
op->floats_per_vertex,
sna->render.vertex_index,
(sna->render.vertex_used + op->floats_per_vertex - 1) / op->floats_per_vertex));
sna->render.vertex_index = (sna->render.vertex_used + op->floats_per_vertex - 1) / op->floats_per_vertex;
sna->render.vertex_used = sna->render.vertex_index * op->floats_per_vertex;
sna->render_state.gen6.floats_per_vertex = op->floats_per_vertex;
}
}
#ifndef MAX
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
static uint32_t
gen6_composite_create_blend_state(struct sna_static_stream *stream)
{
char *base, *ptr;
int src, dst;
base = sna_static_stream_map(stream,
GEN6_BLENDFACTOR_COUNT * GEN6_BLENDFACTOR_COUNT * GEN6_BLEND_STATE_PADDED_SIZE,
64);
ptr = base;
for (src = 0; src < GEN6_BLENDFACTOR_COUNT; src++) {
for (dst= 0; dst < GEN6_BLENDFACTOR_COUNT; dst++) {
struct gen6_blend_state *blend =
(struct gen6_blend_state *)ptr;
blend->blend0.dest_blend_factor = dst;
blend->blend0.source_blend_factor = src;
blend->blend0.blend_func = GEN6_BLENDFUNCTION_ADD;
blend->blend0.blend_enable =
!(dst == GEN6_BLENDFACTOR_ZERO && src == GEN6_BLENDFACTOR_ONE);
blend->blend1.post_blend_clamp_enable = 1;
blend->blend1.pre_blend_clamp_enable = 1;
ptr += GEN6_BLEND_STATE_PADDED_SIZE;
}
}
return sna_static_stream_offsetof(stream, base);
}
#if 0
static uint32_t gen6_bind_video_source(struct sna *sna,
struct kgem_bo *src_bo,
uint32_t src_offset,
int src_width,
int src_height,
int src_pitch,
uint32_t src_surf_format)
{
struct gen6_surface_state *ss;
sna->kgem.surface -= sizeof(struct gen6_surface_state_padded) / sizeof(uint32_t);
ss = memset(sna->kgem.batch + sna->kgem.surface, 0, sizeof(*ss));
ss->ss0.surface_type = GEN6_SURFACE_2D;
ss->ss0.surface_format = src_surf_format;
ss->ss1.base_addr =
kgem_add_reloc(&sna->kgem,
sna->kgem.surface + 1,
src_bo,
I915_GEM_DOMAIN_SAMPLER << 16,
src_offset);
ss->ss2.width = src_width - 1;
ss->ss2.height = src_height - 1;
ss->ss3.pitch = src_pitch - 1;
return sna->kgem.surface * sizeof(uint32_t);
}
static void gen6_emit_video_state(struct sna *sna,
struct sna_composite_op *op,
struct sna_video_frame *frame)
{
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;
bool dirty;
int n_src, n;
gen6_get_batch(sna);
dirty = kgem_bo_is_dirty(op->dst.bo);
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 = GEN6_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 = GEN6_SURFACEFORMAT_YCRCB_SWAPY;
else
src_surf_format = GEN6_SURFACEFORMAT_YCRCB_NORMAL;
src_width[0] = frame->width;
src_height[0] = frame->height;
src_pitch[0] = frame->pitch[0];
n_src = 1;
}
binding_table = gen6_composite_get_binding_table(sna, &offset);
binding_table[0] =
gen6_bind_bo(sna,
op->dst.bo, op->dst.width, op->dst.height,
gen6_get_dest_format(op->dst.format),
TRUE);
for (n = 0; n < n_src; n++) {
binding_table[1+n] =
gen6_bind_video_source(sna,
frame->bo,
src_surf_base[n],
src_width[n],
src_height[n],
src_pitch[n],
src_surf_format);
}
gen6_emit_state(sna, op, offset | dirty);
}
static Bool
gen6_render_video(struct sna *sna,
struct sna_video *video,
struct sna_video_frame *frame,
RegionPtr dstRegion,
short src_w, short src_h,
short drw_w, short drw_h,
PixmapPtr pixmap)
{
struct sna_composite_op tmp;
int nbox, dxo, dyo, pix_xoff, pix_yoff;
float src_scale_x, src_scale_y;
struct sna_pixmap *priv;
BoxPtr box;
DBG(("%s: src=(%d, %d), dst=(%d, %d), %dx[(%d, %d), (%d, %d)...]\n",
__FUNCTION__, src_w, src_h, drw_w, drw_h,
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.op = PictOpSrc;
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.src.filter = SAMPLER_FILTER_BILINEAR;
tmp.src.repeat = SAMPLER_EXTEND_PAD;
tmp.mask.bo = NULL;
tmp.is_affine = TRUE;
tmp.floats_per_vertex = 3;
tmp.floats_per_rect = 9;
if (is_planar_fourcc(frame->id)) {
tmp.u.gen6.wm_kernel = GEN6_WM_KERNEL_VIDEO_PLANAR;
tmp.u.gen6.nr_surfaces = 7;
} else {
tmp.u.gen6.wm_kernel = GEN6_WM_KERNEL_VIDEO_PACKED;
tmp.u.gen6.nr_surfaces = 2;
}
tmp.u.gen6.nr_inputs = 1;
tmp.u.gen6.ve_id = 1;
kgem_set_mode(&sna->kgem, KGEM_RENDER);
if (!kgem_check_bo(&sna->kgem, tmp.dst.bo, frame->bo, NULL)) {
kgem_submit(&sna->kgem);
assert(kgem_check_bo(&sna->kgem, tmp.dst.bo, frame->bo, NULL));
_kgem_set_mode(&sna->kgem, KGEM_RENDER);
}
gen6_emit_video_state(sna, &tmp, frame);
gen6_align_vertex(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
dxo = dstRegion->extents.x1;
dyo = dstRegion->extents.y1;
/* Use normalized texture coordinates */
src_scale_x = ((float)src_w / frame->width) / (float)drw_w;
src_scale_y = ((float)src_h / frame->height) / (float)drw_h;
box = REGION_RECTS(dstRegion);
nbox = REGION_NUM_RECTS(dstRegion);
while (nbox--) {
BoxRec r;
r.x1 = box->x1 + pix_xoff;
r.x2 = box->x2 + pix_xoff;
r.y1 = box->y1 + pix_yoff;
r.y2 = box->y2 + pix_yoff;
if (unlikely(!gen6_get_rectangles(sna, &tmp, 1))) {
_kgem_submit(&sna->kgem);
gen6_emit_video_state(sna, &tmp, frame);
gen6_get_rectangles(sna, &tmp, 1);
}
OUT_VERTEX(r.x2, r.y2);
OUT_VERTEX_F((box->x2 - dxo) * src_scale_x);
OUT_VERTEX_F((box->y2 - dyo) * src_scale_y);
OUT_VERTEX(r.x1, r.y2);
OUT_VERTEX_F((box->x1 - dxo) * src_scale_x);
OUT_VERTEX_F((box->y2 - dyo) * src_scale_y);
OUT_VERTEX(r.x1, r.y1);
OUT_VERTEX_F((box->x1 - dxo) * src_scale_x);
OUT_VERTEX_F((box->y1 - dyo) * src_scale_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++;
}
priv->clear = false;
gen6_vertex_flush(sna);
return TRUE;
}
#endif
static void gen6_render_composite_done(struct sna *sna,
const struct sna_composite_op *op)
{
DBG(("%s\n", __FUNCTION__));
if (sna->render_state.gen6.vertex_offset) {
gen6_vertex_flush(sna);
gen6_magic_ca_pass(sna, op);
}
// if (op->mask.bo)
// kgem_bo_destroy(&sna->kgem, op->mask.bo);
// if (op->src.bo)
// kgem_bo_destroy(&sna->kgem, op->src.bo);
// sna_render_composite_redirect_done(sna, op);
}
static void
gen6_emit_copy_state(struct sna *sna,
const struct sna_composite_op *op)
{
uint32_t *binding_table;
uint16_t offset;
bool dirty;
gen6_get_batch(sna);
binding_table = gen6_composite_get_binding_table(sna, &offset);
binding_table[0] =
gen6_bind_bo(sna,
op->dst.bo, op->dst.width, op->dst.height,
GEN6_SURFACEFORMAT_B8G8R8A8_UNORM,
TRUE);
binding_table[1] =
gen6_bind_bo(sna,
op->src.bo, op->src.width, op->src.height,
GEN6_SURFACEFORMAT_B8G8R8A8_UNORM,
FALSE);
if (sna->kgem.surface == offset &&
*(uint64_t *)(sna->kgem.batch + sna->render_state.gen6.surface_table) == *(uint64_t*)binding_table) {
sna->kgem.surface += sizeof(struct gen6_surface_state_padded) / sizeof(uint32_t);
offset = sna->render_state.gen6.surface_table;
}
gen6_emit_state(sna, op, offset | dirty);
}
static void
gen6_render_copy_blt(struct sna *sna,
const struct sna_composite_op *op,
int16_t sx, int16_t sy,
int16_t w, int16_t h,
int16_t dx, int16_t dy)
{
if (unlikely(!gen6_get_rectangles(sna, op, 1))) {
// _kgem_submit(&sna->kgem);
gen6_emit_copy_state(sna, op);
gen6_get_rectangles(sna, op, 1);
}
OUT_VERTEX(dx+w, dy+h);
OUT_VERTEX_F((sx+w)*op->src.scale[0]);
OUT_VERTEX_F((sy+h)*op->src.scale[1]);
OUT_VERTEX(dx, dy+h);
OUT_VERTEX_F(sx*op->src.scale[0]);
OUT_VERTEX_F((sy+h)*op->src.scale[1]);
OUT_VERTEX(dx, dy);
OUT_VERTEX_F(sx*op->src.scale[0]);
OUT_VERTEX_F(sy*op->src.scale[1]);
}
static void
gen6_render_copy_done(struct sna *sna)
{
DBG(("%s()\n", __FUNCTION__));
if (sna->render_state.gen6.vertex_offset)
gen6_vertex_flush(sna);
}
static Bool
gen6_render_copy(struct sna *sna, uint8_t alu,
bitmap_t *src, struct kgem_bo *src_bo,
bitmap_t *dst, struct kgem_bo *dst_bo,
int dst_x, int dst_y, int src_x, int src_y, int w, int h)
{
struct sna_composite_op op;
memset(&op, 0, sizeof(op));
DBG(("%s (alu=%d, src=(%dx%d), dst=(%dx%d))\n",
__FUNCTION__, alu,
src->width, src->height,
dst->width, dst->height));
// printf("%s %dx%d src=(%dx%d), dst=(%dx%d)\n",
// __FUNCTION__,dst_x, dst_y,
// src->width, src->height,
// dst->width, dst->height);
op.dst.format = 0;
op.src.pict_format = 0;
op.op = PictOpSrc;
op.dst.pixmap = dst;
op.dst.width = dst->width;
op.dst.height = dst->height;
op.dst.bo = dst_bo;
op.src.bo = src_bo;
op.src.card_format = GEN6_SURFACEFORMAT_B8G8R8X8_UNORM;
op.src.width = src->width;
op.src.height = src->height;
op.src.scale[0] = 1.f/w; //src->width;
op.src.scale[1] = 1.f/h; //src->height;
op.src.filter = SAMPLER_FILTER_BILINEAR;
op.src.repeat = SAMPLER_EXTEND_NONE;
op.mask.bo = NULL;
op.is_affine = true;
op.floats_per_vertex = 3;
op.floats_per_rect = 9;
op.u.gen6.wm_kernel = GEN6_WM_KERNEL_NOMASK;
op.u.gen6.nr_surfaces = 2;
op.u.gen6.nr_inputs = 1;
op.u.gen6.ve_id = 1;
gen6_emit_copy_state(sna, &op);
gen6_align_vertex(sna, &op);
gen6_render_copy_blt(sna, &op, src_x, src_y, w, h, dst_x, dst_y);
gen6_render_copy_done(sna);
return TRUE;
}
static void
gen6_emit_fill_state(struct sna *sna, const struct sna_composite_op *op)
{
uint32_t *binding_table;
uint16_t offset;
bool dirty;
gen6_get_batch(sna);
// dirty = kgem_bo_is_dirty(op->dst.bo);
binding_table = gen6_composite_get_binding_table(sna, &offset);
binding_table[0] =
gen6_bind_bo(sna,
op->dst.bo, 1024, 768,
GEN6_SURFACEFORMAT_B8G8R8A8_UNORM,
TRUE);
binding_table[1] =
gen6_bind_bo(sna,
op->src.bo, 1, 1,
GEN6_SURFACEFORMAT_B8G8R8A8_UNORM,
FALSE);
if (sna->kgem.surface == offset &&
*(uint64_t *)(sna->kgem.batch + sna->render_state.gen6.surface_table) == *(uint64_t*)binding_table) {
sna->kgem.surface +=
sizeof(struct gen6_surface_state_padded)/sizeof(uint32_t);
offset = sna->render_state.gen6.surface_table;
}
gen6_emit_state(sna, op, offset | dirty);
}
static Bool
gen6_render_clear(struct sna *sna, bitmap_t *dst, struct kgem_bo *bo)
{
struct sna_composite_op tmp;
DBG(("%s: %dx%d\n",
__FUNCTION__,
dst->width,
dst->height));
tmp.op = PictOpSrc;
tmp.dst.pixmap = dst;
tmp.dst.width = dst->width;
tmp.dst.height = dst->height;
tmp.dst.format = 0; //PICT_a8r8g8b8;
tmp.dst.bo = bo;
tmp.dst.x = tmp.dst.y = 0;
// tmp.src.bo = sna_render_get_solid(sna, 0);
tmp.src.bo = bo;
tmp.src.filter = SAMPLER_FILTER_NEAREST;
tmp.src.repeat = SAMPLER_EXTEND_REPEAT;
tmp.mask.bo = NULL;
tmp.mask.filter = SAMPLER_FILTER_NEAREST;
tmp.mask.repeat = SAMPLER_EXTEND_NONE;
tmp.is_affine = TRUE;
tmp.floats_per_vertex = 3;
tmp.floats_per_rect = 9;
tmp.has_component_alpha = 0;
tmp.need_magic_ca_pass = FALSE;
tmp.u.gen6.wm_kernel = GEN6_WM_KERNEL_NOMASK;
tmp.u.gen6.nr_surfaces = 2;
tmp.u.gen6.nr_inputs = 1;
tmp.u.gen6.ve_id = 1;
// if (!kgem_check_bo(&sna->kgem, bo, NULL)) {
// _kgem_submit(&sna->kgem);
// assert(kgem_check_bo(&sna->kgem, bo, NULL));
// }
gen6_emit_fill_state(sna, &tmp);
gen6_align_vertex(sna, &tmp);
if (unlikely(!gen6_get_rectangles(sna, &tmp, 1))) {
// _kgem_submit(&sna->kgem);
gen6_emit_fill_state(sna, &tmp);
gen6_get_rectangles(sna, &tmp, 1);
}
OUT_VERTEX(dst->width, dst->height);
OUT_VERTEX_F(1);
OUT_VERTEX_F(1);
OUT_VERTEX(0, dst->height);
OUT_VERTEX_F(0);
OUT_VERTEX_F(1);
OUT_VERTEX(0, 0);
OUT_VERTEX_F(0);
OUT_VERTEX_F(0);
gen6_vertex_flush(sna);
// kgem_bo_destroy(&sna->kgem, tmp.src.bo);
// gen6_render_composite_done(sna, &tmp);
// _kgem_submit(&sna->kgem);
return TRUE;
}
static void gen6_render_flush(struct sna *sna)
{
gen6_vertex_close(sna);
}
static void
gen6_render_retire(struct kgem *kgem)
{
if (kgem->ring && (kgem->has_semaphores || !kgem->need_retire))
kgem->ring = kgem->mode;
}
static void gen6_render_reset(struct sna *sna)
{
sna->render_state.gen6.needs_invariant = TRUE;
sna->render_state.gen6.vb_id = 0;
sna->render_state.gen6.ve_id = -1;
sna->render_state.gen6.last_primitive = -1;
sna->render_state.gen6.num_sf_outputs = 0;
sna->render_state.gen6.samplers = -1;
sna->render_state.gen6.blend = -1;
sna->render_state.gen6.kernel = -1;
sna->render_state.gen6.drawrect_offset = -1;
sna->render_state.gen6.drawrect_limit = -1;
sna->render_state.gen6.surface_table = -1;
}
static void gen6_render_fini(struct sna *sna)
{
// kgem_bo_destroy(&sna->kgem, sna->render_state.gen6.general_bo);
}
static Bool gen6_render_setup(struct sna *sna)
{
struct gen6_render_state *state = &sna->render_state.gen6;
struct sna_static_stream general;
struct gen6_sampler_state *ss;
int i, j, k, l, m;
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);
scratch_create(&general);
for (m = 0; m < GEN6_KERNEL_COUNT; m++)
state->wm_kernel[m] =
sna_static_stream_add(&general,
wm_kernels[m].data,
wm_kernels[m].size,
64);
ss = sna_static_stream_map(&general,
2 * sizeof(*ss) *
FILTER_COUNT * EXTEND_COUNT *
FILTER_COUNT * EXTEND_COUNT,
32);
state->wm_state = sna_static_stream_offsetof(&general, ss);
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_vp = gen6_create_cc_viewport(&general);
state->cc_blend = gen6_composite_create_blend_state(&general);
state->general_bo = sna_static_stream_fini(sna, &general);
return state->general_bo != NULL;
}
Bool gen6_render_init(struct sna *sna)
{
if (!gen6_render_setup(sna))
return FALSE;
// sna->kgem.context_switch = gen6_render_context_switch;
sna->kgem.retire = gen6_render_retire;
// sna->render.composite = gen6_render_composite;
// sna->render.video = gen6_render_video;
// sna->render.copy_boxes = gen6_render_copy_boxes;
sna->render.copy = gen6_render_copy;
// sna->render.fill_boxes = gen6_render_fill_boxes;
// sna->render.fill = gen6_render_fill;
// sna->render.fill_one = gen6_render_fill_one;
sna->render.clear = gen6_render_clear;
sna->render.flush = gen6_render_flush;
sna->render.reset = gen6_render_reset;
// sna->render.fini = gen6_render_fini;
sna->render.max_3d_size = GEN6_MAX_SIZE;
sna->render.max_3d_pitch = 1 << 18;
return TRUE;
}
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