/* * 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 * Eric Anholt * Carl Worth * Keith Packard * Chris Wilson * */ #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 "gen4_render.h" #include "gen4_source.h" #include "gen4_vertex.h" /* gen4 has a serious issue with its shaders that we need to flush * after every rectangle... So until that is resolved, prefer * the BLT engine. */ #define FORCE_SPANS 0 #define FORCE_NONRECTILINEAR_SPANS -1 #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_ONE 0 #define NO_FILL_BOXES 0 #define NO_VIDEO 0 #define GEN4_GRF_BLOCKS(nreg) ((nreg + 15) / 16 - 1) /* Set up a default static partitioning of the URB, which is supposed to * allow anything we would want to do, at potentially lower performance. */ #define URB_CS_ENTRY_SIZE 1 #define URB_CS_ENTRIES 0 #define URB_VS_ENTRY_SIZE 1 #define URB_VS_ENTRIES 32 #define URB_GS_ENTRY_SIZE 0 #define URB_GS_ENTRIES 0 #define URB_CLIP_ENTRY_SIZE 0 #define URB_CLIP_ENTRIES 0 #define URB_SF_ENTRY_SIZE 2 #define URB_SF_ENTRIES 64 /* * this program computes dA/dx and dA/dy for the texture coordinates along * with the base texture coordinate. It was extracted from the Mesa driver */ #define SF_KERNEL_NUM_GRF 16 #define PS_KERNEL_NUM_GRF 32 #define GEN4_MAX_SF_THREADS 24 #define GEN4_MAX_WM_THREADS 32 #define G4X_MAX_WM_THREADS 50 static const uint32_t ps_kernel_packed_static[][4] = { #include "exa_wm_xy.g4b" #include "exa_wm_src_affine.g4b" #include "exa_wm_src_sample_argb.g4b" #include "exa_wm_yuv_rgb.g4b" #include "exa_wm_write.g4b" }; static const uint32_t ps_kernel_planar_static[][4] = { #include "exa_wm_xy.g4b" #include "exa_wm_src_affine.g4b" #include "exa_wm_src_sample_planar.g4b" #include "exa_wm_yuv_rgb.g4b" #include "exa_wm_write.g4b" }; #define NOKERNEL(kernel_enum, func, masked) \ [kernel_enum] = {func, 0, masked} #define KERNEL(kernel_enum, kernel, masked) \ [kernel_enum] = {&kernel, sizeof(kernel), masked} static const struct wm_kernel_info { const void *data; unsigned int size; bool has_mask; } wm_kernels[] = { NOKERNEL(WM_KERNEL, brw_wm_kernel__affine, false), NOKERNEL(WM_KERNEL_P, brw_wm_kernel__projective, false), NOKERNEL(WM_KERNEL_MASK, brw_wm_kernel__affine_mask, true), NOKERNEL(WM_KERNEL_MASK_P, brw_wm_kernel__projective_mask, true), NOKERNEL(WM_KERNEL_MASKCA, brw_wm_kernel__affine_mask_ca, true), NOKERNEL(WM_KERNEL_MASKCA_P, brw_wm_kernel__projective_mask_ca, true), NOKERNEL(WM_KERNEL_MASKSA, brw_wm_kernel__affine_mask_sa, true), NOKERNEL(WM_KERNEL_MASKSA_P, brw_wm_kernel__projective_mask_sa, true), NOKERNEL(WM_KERNEL_OPACITY, brw_wm_kernel__affine_opacity, true), NOKERNEL(WM_KERNEL_OPACITY_P, brw_wm_kernel__projective_opacity, true), KERNEL(WM_KERNEL_VIDEO_PLANAR, ps_kernel_planar_static, false), KERNEL(WM_KERNEL_VIDEO_PACKED, ps_kernel_packed_static, false), }; #undef KERNEL static const struct blendinfo { bool src_alpha; uint32_t src_blend; uint32_t dst_blend; } gen4_blend_op[] = { /* Clear */ {0, GEN4_BLENDFACTOR_ZERO, GEN4_BLENDFACTOR_ZERO}, /* Src */ {0, GEN4_BLENDFACTOR_ONE, GEN4_BLENDFACTOR_ZERO}, /* Dst */ {0, GEN4_BLENDFACTOR_ZERO, GEN4_BLENDFACTOR_ONE}, /* Over */ {1, GEN4_BLENDFACTOR_ONE, GEN4_BLENDFACTOR_INV_SRC_ALPHA}, /* OverReverse */ {0, GEN4_BLENDFACTOR_INV_DST_ALPHA, GEN4_BLENDFACTOR_ONE}, /* In */ {0, GEN4_BLENDFACTOR_DST_ALPHA, GEN4_BLENDFACTOR_ZERO}, /* InReverse */ {1, GEN4_BLENDFACTOR_ZERO, GEN4_BLENDFACTOR_SRC_ALPHA}, /* Out */ {0, GEN4_BLENDFACTOR_INV_DST_ALPHA, GEN4_BLENDFACTOR_ZERO}, /* OutReverse */ {1, GEN4_BLENDFACTOR_ZERO, GEN4_BLENDFACTOR_INV_SRC_ALPHA}, /* Atop */ {1, GEN4_BLENDFACTOR_DST_ALPHA, GEN4_BLENDFACTOR_INV_SRC_ALPHA}, /* AtopReverse */ {1, GEN4_BLENDFACTOR_INV_DST_ALPHA, GEN4_BLENDFACTOR_SRC_ALPHA}, /* Xor */ {1, GEN4_BLENDFACTOR_INV_DST_ALPHA, GEN4_BLENDFACTOR_INV_SRC_ALPHA}, /* Add */ {0, GEN4_BLENDFACTOR_ONE, GEN4_BLENDFACTOR_ONE}, }; /** * Highest-valued BLENDFACTOR used in gen4_blend_op. * * This leaves out GEN4_BLENDFACTOR_INV_DST_COLOR, * GEN4_BLENDFACTOR_INV_CONST_{COLOR,ALPHA}, * GEN4_BLENDFACTOR_INV_SRC1_{COLOR,ALPHA} */ #define GEN4_BLENDFACTOR_COUNT (GEN4_BLENDFACTOR_INV_DST_ALPHA + 1) #define BLEND_OFFSET(s, d) \ (((s) * GEN4_BLENDFACTOR_COUNT + (d)) * 64) #define SAMPLER_OFFSET(sf, se, mf, me, k) \ ((((((sf) * EXTEND_COUNT + (se)) * FILTER_COUNT + (mf)) * EXTEND_COUNT + (me)) * KERNEL_COUNT + (k)) * 64) static void gen4_emit_pipelined_pointers(struct sna *sna, const struct sna_composite_op *op, int blend, int kernel); #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) #define GEN4_MAX_3D_SIZE 8192 static inline bool too_large(int width, int height) { return width > GEN4_MAX_3D_SIZE || height > GEN4_MAX_3D_SIZE; } static int gen4_choose_composite_kernel(int op, bool has_mask, bool is_ca, bool is_affine) { int base; if (has_mask) { if (is_ca) { if (gen4_blend_op[op].src_alpha) base = WM_KERNEL_MASKSA; else base = WM_KERNEL_MASKCA; } else base = WM_KERNEL_MASK; } else base = WM_KERNEL; return base + !is_affine; } static bool gen4_magic_ca_pass(struct sna *sna, const struct sna_composite_op *op) { struct gen4_render_state *state = &sna->render_state.gen4; if (!op->need_magic_ca_pass) return false; assert(sna->render.vertex_index > sna->render.vertex_start); DBG(("%s: CA fixup\n", __FUNCTION__)); assert(op->mask.bo != NULL); assert(op->has_component_alpha); gen4_emit_pipelined_pointers(sna, op, PictOpAdd, gen4_choose_composite_kernel(PictOpAdd, true, true, op->is_affine)); OUT_BATCH(GEN4_3DPRIMITIVE | GEN4_3DPRIMITIVE_VERTEX_SEQUENTIAL | (_3DPRIM_RECTLIST << GEN4_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; return true; } static uint32_t gen4_get_blend(int op, bool has_component_alpha, uint32_t dst_format) { uint32_t src, dst; src = GEN4_BLENDFACTOR_ONE; //gen4_blend_op[op].src_blend; dst = GEN4_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 as always 1. */ if (PICT_FORMAT_A(dst_format) == 0) { if (src == GEN4_BLENDFACTOR_DST_ALPHA) src = GEN4_BLENDFACTOR_ONE; else if (src == GEN4_BLENDFACTOR_INV_DST_ALPHA) src = GEN4_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 && gen4_blend_op[op].src_alpha) { if (dst == GEN4_BLENDFACTOR_SRC_ALPHA) dst = GEN4_BLENDFACTOR_SRC_COLOR; else if (dst == GEN4_BLENDFACTOR_INV_SRC_ALPHA) dst = GEN4_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, BLEND_OFFSET(src, dst))); return BLEND_OFFSET(src, dst); } static uint32_t gen4_get_card_format(PictFormat format) { switch (format) { default: return -1; case PICT_a8r8g8b8: return GEN4_SURFACEFORMAT_B8G8R8A8_UNORM; case PICT_x8r8g8b8: return GEN4_SURFACEFORMAT_B8G8R8X8_UNORM; case PICT_a8: return GEN4_SURFACEFORMAT_A8_UNORM; } } static uint32_t gen4_get_dest_format(PictFormat format) { switch (format) { default: return -1; case PICT_a8r8g8b8: case PICT_x8r8g8b8: return GEN4_SURFACEFORMAT_B8G8R8A8_UNORM; case PICT_a8: return GEN4_SURFACEFORMAT_A8_UNORM; } } typedef struct gen4_surface_state_padded { struct gen4_surface_state state; char pad[32 - sizeof(struct gen4_surface_state)]; } gen4_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 sampler_state_init(struct gen4_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 = GEN4_BORDER_COLOR_MODE_LEGACY; switch (filter) { default: case SAMPLER_FILTER_NEAREST: sampler_state->ss0.min_filter = GEN4_MAPFILTER_NEAREST; sampler_state->ss0.mag_filter = GEN4_MAPFILTER_NEAREST; break; case SAMPLER_FILTER_BILINEAR: sampler_state->ss0.min_filter = GEN4_MAPFILTER_LINEAR; sampler_state->ss0.mag_filter = GEN4_MAPFILTER_LINEAR; break; } switch (extend) { default: case SAMPLER_EXTEND_NONE: sampler_state->ss1.r_wrap_mode = GEN4_TEXCOORDMODE_CLAMP_BORDER; sampler_state->ss1.s_wrap_mode = GEN4_TEXCOORDMODE_CLAMP_BORDER; sampler_state->ss1.t_wrap_mode = GEN4_TEXCOORDMODE_CLAMP_BORDER; break; case SAMPLER_EXTEND_REPEAT: sampler_state->ss1.r_wrap_mode = GEN4_TEXCOORDMODE_WRAP; sampler_state->ss1.s_wrap_mode = GEN4_TEXCOORDMODE_WRAP; sampler_state->ss1.t_wrap_mode = GEN4_TEXCOORDMODE_WRAP; break; case SAMPLER_EXTEND_PAD: sampler_state->ss1.r_wrap_mode = GEN4_TEXCOORDMODE_CLAMP; sampler_state->ss1.s_wrap_mode = GEN4_TEXCOORDMODE_CLAMP; sampler_state->ss1.t_wrap_mode = GEN4_TEXCOORDMODE_CLAMP; break; case SAMPLER_EXTEND_REFLECT: sampler_state->ss1.r_wrap_mode = GEN4_TEXCOORDMODE_MIRROR; sampler_state->ss1.s_wrap_mode = GEN4_TEXCOORDMODE_MIRROR; sampler_state->ss1.t_wrap_mode = GEN4_TEXCOORDMODE_MIRROR; break; } } static uint32_t gen4_tiling_bits(uint32_t tiling) { switch (tiling) { default: assert(0); case I915_TILING_NONE: return 0; case I915_TILING_X: return GEN4_SURFACE_TILED; case I915_TILING_Y: return GEN4_SURFACE_TILED | GEN4_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 gen4_bind_bo(struct sna *sna, struct kgem_bo *bo, uint32_t width, uint32_t height, uint32_t format, bool is_dst) { uint32_t domains; uint16_t offset; uint32_t *ss; assert(sna->kgem.gen != 040 || !kgem_bo_is_snoop(bo)); /* After the first bind, we manage the cache domains within the batch */ offset = kgem_bo_get_binding(bo, format); if (offset) { if (is_dst) kgem_bo_mark_dirty(bo); return offset * sizeof(uint32_t); } offset = sna->kgem.surface -= sizeof(struct gen4_surface_state_padded) / sizeof(uint32_t); ss = sna->kgem.batch + offset; ss[0] = (GEN4_SURFACE_2D << GEN4_SURFACE_TYPE_SHIFT | GEN4_SURFACE_BLEND_ENABLED | format << GEN4_SURFACE_FORMAT_SHIFT); if (is_dst) 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) << GEN4_SURFACE_WIDTH_SHIFT | (height - 1) << GEN4_SURFACE_HEIGHT_SHIFT); ss[3] = (gen4_tiling_bits(bo->tiling) | (bo->pitch - 1) << GEN4_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 * sizeof(uint32_t); } static void gen4_emit_vertex_buffer(struct sna *sna, const struct sna_composite_op *op) { int id = op->u.gen4.ve_id; assert((sna->render.vb_id & (1 << id)) == 0); OUT_BATCH(GEN4_3DSTATE_VERTEX_BUFFERS | 3); OUT_BATCH((id << VB0_BUFFER_INDEX_SHIFT) | VB0_VERTEXDATA | (4*op->floats_per_vertex << VB0_BUFFER_PITCH_SHIFT)); assert(sna->render.nvertex_reloc < ARRAY_SIZE(sna->render.vertex_reloc)); sna->render.vertex_reloc[sna->render.nvertex_reloc++] = sna->kgem.nbatch; OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); sna->render.vb_id |= 1 << id; } static void gen4_emit_primitive(struct sna *sna) { if (sna->kgem.nbatch == sna->render_state.gen4.last_primitive) { sna->render.vertex_offset = sna->kgem.nbatch - 5; return; } OUT_BATCH(GEN4_3DPRIMITIVE | GEN4_3DPRIMITIVE_VERTEX_SEQUENTIAL | (_3DPRIM_RECTLIST << GEN4_3DPRIMITIVE_TOPOLOGY_SHIFT) | (0 << 9) | 4); 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.gen4.last_primitive = sna->kgem.nbatch; } static bool gen4_rectangle_begin(struct sna *sna, const struct sna_composite_op *op) { int id = op->u.gen4.ve_id; int ndwords; if (sna_vertex_wait__locked(&sna->render) && sna->render.vertex_offset) return true; /* 7xpipelined pointers + 6xprimitive + 1xflush */ ndwords = op->need_magic_ca_pass? 20 : 6; if ((sna->render.vb_id & (1 << id)) == 0) ndwords += 5; if (!kgem_check_batch(&sna->kgem, ndwords)) return false; if ((sna->render.vb_id & (1 << id)) == 0) gen4_emit_vertex_buffer(sna, op); if (sna->render.vertex_offset == 0) gen4_emit_primitive(sna); return true; } static int gen4_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 ? 25 : 6)) return 0; if (!kgem_check_reloc_and_exec(&sna->kgem, 2)) return 0; if (op->need_magic_ca_pass && sna->render.vbo) return 0; if (sna->render.vertex_offset) { gen4_vertex_flush(sna); if (gen4_magic_ca_pass(sna, op)) gen4_emit_pipelined_pointers(sna, op, op->op, op->u.gen4.wm_kernel); } return gen4_vertex_finish(sna); } inline static int gen4_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 = gen4_get_rectangles__flush(sna, op); if (unlikely(rem == 0)) goto flush; } if (unlikely(sna->render.vertex_offset == 0)) { if (!gen4_rectangle_begin(sna, op)) goto flush; else goto start; } assert(op->floats_per_rect >= vertex_space(sna)); assert(rem <= vertex_space(sna)); if (want > 1 && want * op->floats_per_rect > rem) want = rem / op->floats_per_rect; sna->render.vertex_index += 3*want; return want; flush: if (sna->render.vertex_offset) { gen4_vertex_flush(sna); gen4_magic_ca_pass(sna, op); } sna_vertex_wait__locked(&sna->render); _kgem_submit(&sna->kgem); emit_state(sna, op); goto start; } static uint32_t * gen4_composite_get_binding_table(struct sna *sna, uint16_t *offset) { sna->kgem.surface -= sizeof(struct gen4_surface_state_padded) / sizeof(uint32_t); DBG(("%s(%x)\n", __FUNCTION__, 4*sna->kgem.surface)); /* Clear all surplus entries to zero in case of prefetch */ *offset = sna->kgem.surface; return memset(sna->kgem.batch + sna->kgem.surface, 0, sizeof(struct gen4_surface_state_padded)); } static void gen4_emit_urb(struct sna *sna) { int urb_vs_start, urb_vs_size; int urb_gs_start, urb_gs_size; int urb_clip_start, urb_clip_size; int urb_sf_start, urb_sf_size; int urb_cs_start, urb_cs_size; if (!sna->render_state.gen4.needs_urb) return; urb_vs_start = 0; urb_vs_size = URB_VS_ENTRIES * URB_VS_ENTRY_SIZE; urb_gs_start = urb_vs_start + urb_vs_size; urb_gs_size = URB_GS_ENTRIES * URB_GS_ENTRY_SIZE; urb_clip_start = urb_gs_start + urb_gs_size; urb_clip_size = URB_CLIP_ENTRIES * URB_CLIP_ENTRY_SIZE; urb_sf_start = urb_clip_start + urb_clip_size; urb_sf_size = URB_SF_ENTRIES * URB_SF_ENTRY_SIZE; urb_cs_start = urb_sf_start + urb_sf_size; urb_cs_size = URB_CS_ENTRIES * URB_CS_ENTRY_SIZE; while ((sna->kgem.nbatch & 15) > 12) OUT_BATCH(MI_NOOP); OUT_BATCH(GEN4_URB_FENCE | UF0_CS_REALLOC | UF0_SF_REALLOC | UF0_CLIP_REALLOC | UF0_GS_REALLOC | UF0_VS_REALLOC | 1); OUT_BATCH(((urb_clip_start + urb_clip_size) << UF1_CLIP_FENCE_SHIFT) | ((urb_gs_start + urb_gs_size) << UF1_GS_FENCE_SHIFT) | ((urb_vs_start + urb_vs_size) << UF1_VS_FENCE_SHIFT)); OUT_BATCH(((urb_cs_start + urb_cs_size) << UF2_CS_FENCE_SHIFT) | ((urb_sf_start + urb_sf_size) << UF2_SF_FENCE_SHIFT)); /* Constant buffer state */ OUT_BATCH(GEN4_CS_URB_STATE | 0); OUT_BATCH((URB_CS_ENTRY_SIZE - 1) << 4 | URB_CS_ENTRIES << 0); sna->render_state.gen4.needs_urb = false; } static void gen4_emit_state_base_address(struct sna *sna) { assert(sna->render_state.gen4.general_bo->proxy == NULL); OUT_BATCH(GEN4_STATE_BASE_ADDRESS | 4); OUT_BATCH(kgem_add_reloc(&sna->kgem, /* general */ sna->kgem.nbatch, sna->render_state.gen4.general_bo, I915_GEM_DOMAIN_INSTRUCTION << 16, BASE_ADDRESS_MODIFY)); OUT_BATCH(kgem_add_reloc(&sna->kgem, /* surface */ sna->kgem.nbatch, NULL, I915_GEM_DOMAIN_INSTRUCTION << 16, BASE_ADDRESS_MODIFY)); OUT_BATCH(0); /* media */ /* upper bounds, all disabled */ OUT_BATCH(BASE_ADDRESS_MODIFY); OUT_BATCH(0); } static void gen4_emit_invariant(struct sna *sna) { assert(sna->kgem.surface == sna->kgem.batch_size); if (sna->kgem.gen >= 045) OUT_BATCH(NEW_PIPELINE_SELECT | PIPELINE_SELECT_3D); else OUT_BATCH(GEN4_PIPELINE_SELECT | PIPELINE_SELECT_3D); gen4_emit_state_base_address(sna); sna->render_state.gen4.needs_invariant = false; } static void gen4_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); } if (sna->render_state.gen4.needs_invariant) gen4_emit_invariant(sna); } static void gen4_align_vertex(struct sna *sna, const struct sna_composite_op *op) { assert(op->floats_per_rect == 3*op->floats_per_vertex); if (op->floats_per_vertex != sna->render_state.gen4.floats_per_vertex) { if (sna->render.vertex_size - sna->render.vertex_used < 2*op->floats_per_rect) gen4_vertex_finish(sna); DBG(("aligning vertex: was %d, now %d floats per vertex, %d->%d\n", sna->render_state.gen4.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.gen4.floats_per_vertex = op->floats_per_vertex; } } static void gen4_emit_binding_table(struct sna *sna, uint16_t offset) { if (sna->render_state.gen4.surface_table == offset) return; sna->render_state.gen4.surface_table = offset; /* Binding table pointers */ OUT_BATCH(GEN4_3DSTATE_BINDING_TABLE_POINTERS | 4); OUT_BATCH(0); /* vs */ OUT_BATCH(0); /* gs */ OUT_BATCH(0); /* clip */ OUT_BATCH(0); /* sf */ /* Only the PS uses the binding table */ OUT_BATCH(offset*4); } static void gen4_emit_pipelined_pointers(struct sna *sna, const struct sna_composite_op *op, int blend, int kernel) { uint16_t sp, bp; uint32_t key; DBG(("%s: has_mask=%d, src=(%d, %d), mask=(%d, %d),kernel=%d, blend=%d, ca=%d, format=%x\n", __FUNCTION__, op->u.gen4.ve_id & 2, op->src.filter, op->src.repeat, op->mask.filter, op->mask.repeat, kernel, blend, op->has_component_alpha, (int)op->dst.format)); sp = SAMPLER_OFFSET(op->src.filter, op->src.repeat, op->mask.filter, op->mask.repeat, kernel); bp = gen4_get_blend(blend, op->has_component_alpha, op->dst.format); DBG(("%s: sp=%d, bp=%d\n", __FUNCTION__, sp, bp)); key = sp | (uint32_t)bp << 16; if (key == sna->render_state.gen4.last_pipelined_pointers) return; OUT_BATCH(GEN4_3DSTATE_PIPELINED_POINTERS | 5); OUT_BATCH(sna->render_state.gen4.vs); OUT_BATCH(GEN4_GS_DISABLE); /* passthrough */ OUT_BATCH(GEN4_CLIP_DISABLE); /* passthrough */ OUT_BATCH(sna->render_state.gen4.sf); OUT_BATCH(sna->render_state.gen4.wm + sp); OUT_BATCH(sna->render_state.gen4.cc + bp); sna->render_state.gen4.last_pipelined_pointers = key; gen4_emit_urb(sna); } static bool gen4_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.gen4.drawrect_limit == limit && sna->render_state.gen4.drawrect_offset == offset) return true; sna->render_state.gen4.drawrect_offset = offset; sna->render_state.gen4.drawrect_limit = limit; OUT_BATCH(GEN4_3DSTATE_DRAWING_RECTANGLE | (4 - 2)); OUT_BATCH(0); OUT_BATCH(limit); OUT_BATCH(offset); return false; } static void gen4_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 gen4_render_state *render = &sna->render_state.gen4; uint32_t src_format, dw; int id = op->u.gen4.ve_id; if (render->ve_id == id) return; render->ve_id = id; /* The VUE layout * dword 0-3: position (x, y, 1.0, 1.0), * dword 4-7: texture coordinate 0 (u0, v0, w0, 1.0) * [optional] dword 8-11: texture coordinate 1 (u1, v1, w1, 1.0) */ OUT_BATCH(GEN4_3DSTATE_VERTEX_ELEMENTS | (2 * (1 + 2) - 1)); /* x,y */ OUT_BATCH(id << VE0_VERTEX_BUFFER_INDEX_SHIFT | VE0_VALID | GEN4_SURFACEFORMAT_R16G16_SSCALED << VE0_FORMAT_SHIFT | 0 << VE0_OFFSET_SHIFT); OUT_BATCH(VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT | VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT | VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT | VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT | (1*4) << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT); /* u0, v0, w0 */ /* u0, v0, w0 */ DBG(("%s: first channel %d floats, offset=4b\n", __FUNCTION__, id & 3)); dw = VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT; switch (id & 3) { default: assert(0); case 0: src_format = GEN4_SURFACEFORMAT_R16G16_SSCALED; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT; dw |= VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT; break; case 1: src_format = GEN4_SURFACEFORMAT_R32_FLOAT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT; dw |= VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_1_SHIFT; dw |= VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT; break; case 2: src_format = GEN4_SURFACEFORMAT_R32G32_FLOAT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT; dw |= VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT; break; case 3: src_format = GEN4_SURFACEFORMAT_R32G32B32_FLOAT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_2_SHIFT; break; } OUT_BATCH(id << VE0_VERTEX_BUFFER_INDEX_SHIFT | VE0_VALID | src_format << VE0_FORMAT_SHIFT | 4 << VE0_OFFSET_SHIFT); OUT_BATCH(dw | 8 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT); /* u1, v1, w1 */ if (id >> 2) { unsigned src_offset = 4 + ((id & 3) ?: 1) * sizeof(float); DBG(("%s: second channel %d floats, offset=%db\n", __FUNCTION__, id >> 2, src_offset)); dw = VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT; switch (id >> 2) { case 1: src_format = GEN4_SURFACEFORMAT_R32_FLOAT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT; dw |= VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_1_SHIFT; dw |= VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT; break; default: assert(0); case 2: src_format = GEN4_SURFACEFORMAT_R32G32_FLOAT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT; dw |= VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_2_SHIFT; break; case 3: src_format = GEN4_SURFACEFORMAT_R32G32B32_FLOAT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_0_SHIFT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_1_SHIFT; dw |= VFCOMPONENT_STORE_SRC << VE1_VFCOMPONENT_2_SHIFT; break; } OUT_BATCH(id << VE0_VERTEX_BUFFER_INDEX_SHIFT | VE0_VALID | src_format << VE0_FORMAT_SHIFT | src_offset << VE0_OFFSET_SHIFT); OUT_BATCH(dw | 12 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT); } else { OUT_BATCH(id << VE0_VERTEX_BUFFER_INDEX_SHIFT | VE0_VALID | GEN4_SURFACEFORMAT_R16G16_SSCALED << VE0_FORMAT_SHIFT | 0 << VE0_OFFSET_SHIFT); OUT_BATCH(VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_0_SHIFT | VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_1_SHIFT | VFCOMPONENT_STORE_0 << VE1_VFCOMPONENT_2_SHIFT | VFCOMPONENT_STORE_1_FLT << VE1_VFCOMPONENT_3_SHIFT | 12 << VE1_DESTINATION_ELEMENT_OFFSET_SHIFT); } } static void gen4_emit_state(struct sna *sna, const struct sna_composite_op *op, uint16_t wm_binding_table) { bool flush; flush = wm_binding_table & 1; if (kgem_bo_is_dirty(op->src.bo) || kgem_bo_is_dirty(op->mask.bo)) { DBG(("%s: flushing dirty (%d, %d), forced? %d\n", __FUNCTION__, kgem_bo_is_dirty(op->src.bo), kgem_bo_is_dirty(op->mask.bo), flush)); OUT_BATCH(MI_FLUSH); kgem_clear_dirty(&sna->kgem); kgem_bo_mark_dirty(op->dst.bo); flush = false; } flush &= gen4_emit_drawing_rectangle(sna, op); if (flush && op->op > PictOpSrc) OUT_BATCH(MI_FLUSH | MI_INHIBIT_RENDER_CACHE_FLUSH); gen4_emit_binding_table(sna, wm_binding_table & ~1); gen4_emit_pipelined_pointers(sna, op, op->op, op->u.gen4.wm_kernel); gen4_emit_vertex_elements(sna, op); } static void gen4_bind_surfaces(struct sna *sna, const struct sna_composite_op *op) { bool dirty = kgem_bo_is_dirty(op->dst.bo); uint32_t *binding_table; uint16_t offset; gen4_get_batch(sna, op); binding_table = gen4_composite_get_binding_table(sna, &offset); binding_table[0] = gen4_bind_bo(sna, op->dst.bo, op->dst.width, op->dst.height, gen4_get_dest_format(op->dst.format), true); binding_table[1] = gen4_bind_bo(sna, op->src.bo, op->src.width, op->src.height, op->src.card_format, false); if (op->mask.bo) { assert(op->u.gen4.ve_id >> 2); binding_table[2] = gen4_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.gen4.surface_table) == *(uint64_t*)binding_table && (op->mask.bo == NULL || sna->kgem.batch[sna->render_state.gen4.surface_table+2] == binding_table[2])) { sna->kgem.surface += sizeof(struct gen4_surface_state_padded) / sizeof(uint32_t); offset = sna->render_state.gen4.surface_table; } gen4_emit_state(sna, op, offset | dirty); } fastcall static void gen4_render_composite_blt(struct sna *sna, const struct sna_composite_op *op, const struct sna_composite_rectangles *r) { DBG(("%s: src=(%d, %d)+(%d, %d), mask=(%d, %d)+(%d, %d), dst=(%d, %d)+(%d, %d), size=(%d, %d)\n", __FUNCTION__, r->src.x, r->src.y, op->src.offset[0], op->src.offset[1], r->mask.x, r->mask.y, op->mask.offset[0], op->mask.offset[1], r->dst.x, r->dst.y, op->dst.x, op->dst.y, r->width, r->height)); gen4_get_rectangles(sna, op, 1, gen4_bind_surfaces); op->prim_emit(sna, op, r); } static void gen4_render_composite_done(struct sna *sna, const struct sna_composite_op *op) { DBG(("%s()\n", __FUNCTION__)); if (sna->render.vertex_offset) { gen4_vertex_flush(sna); gen4_magic_ca_pass(sna, op); } } static bool gen4_blit_tex(struct sna *sna, uint8_t op, 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) { DBG(("%s: %dx%d, current mode=%d\n", __FUNCTION__, width, height, sna->kgem.ring)); 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_x8r8g8b8; 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 = gen4_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 = gen4_get_card_format(tmp->mask.pict_format); tmp->mask.width = mask->drawable.width; tmp->mask.height = mask->drawable.height; tmp->src.scale[0] = 1.f/width; //src->width; tmp->src.scale[1] = 1.f/height; //src->height; // tmp->src.offset[0] = -dst_x; // tmp->src.offset[1] = -dst_y; tmp->mask.scale[0] = 1.f/mask->drawable.width; tmp->mask.scale[1] = 1.f/mask->drawable.height; // tmp->mask.offset[0] = -dst_x; // tmp->mask.offset[1] = -dst_y; tmp->u.gen4.wm_kernel = gen4_choose_composite_kernel(tmp->op, tmp->mask.bo != NULL, tmp->has_component_alpha, tmp->is_affine); tmp->u.gen4.ve_id = gen4_choose_composite_emitter(tmp); tmp->blt = gen4_render_composite_blt; tmp->done = gen4_render_composite_done; if (!kgem_check_bo(&sna->kgem, tmp->dst.bo, tmp->src.bo, tmp->mask.bo, NULL)) { kgem_submit(&sna->kgem); } gen4_bind_surfaces(sna, tmp); gen4_align_vertex(sna, tmp); return true; } static void gen4_render_flush(struct sna *sna) { gen4_vertex_close(sna); assert(sna->render.vb_id == 0); assert(sna->render.vertex_offset == 0); } static void discard_vbo(struct sna *sna) { kgem_bo_destroy(&sna->kgem, sna->render.vbo); sna->render.vbo = NULL; sna->render.vertices = sna->render.vertex_data; sna->render.vertex_size = ARRAY_SIZE(sna->render.vertex_data); sna->render.vertex_used = 0; sna->render.vertex_index = 0; } static void gen4_render_retire(struct kgem *kgem) { struct sna *sna; sna = container_of(kgem, struct sna, kgem); if (kgem->nbatch == 0 && sna->render.vbo && !kgem_bo_is_busy(sna->render.vbo)) { DBG(("%s: resetting idle vbo\n", __FUNCTION__)); sna->render.vertex_used = 0; sna->render.vertex_index = 0; } } static void gen4_render_expire(struct kgem *kgem) { struct sna *sna; sna = container_of(kgem, struct sna, kgem); if (sna->render.vbo && !sna->render.vertex_used) { DBG(("%s: discarding vbo\n", __FUNCTION__)); discard_vbo(sna); } } static void gen4_render_reset(struct sna *sna) { sna->render_state.gen4.needs_invariant = true; sna->render_state.gen4.needs_urb = true; sna->render_state.gen4.ve_id = -1; sna->render_state.gen4.last_primitive = -1; sna->render_state.gen4.last_pipelined_pointers = -1; sna->render_state.gen4.drawrect_offset = -1; sna->render_state.gen4.drawrect_limit = -1; sna->render_state.gen4.surface_table = -1; if (sna->render.vbo && !kgem_bo_is_mappable(&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 gen4_render_fini(struct sna *sna) { kgem_bo_destroy(&sna->kgem, sna->render_state.gen4.general_bo); } static uint32_t gen4_create_vs_unit_state(struct sna_static_stream *stream) { struct gen4_vs_unit_state *vs = sna_static_stream_map(stream, sizeof(*vs), 32); /* Set up the vertex shader to be disabled (passthrough) */ vs->thread4.nr_urb_entries = URB_VS_ENTRIES; vs->thread4.urb_entry_allocation_size = URB_VS_ENTRY_SIZE - 1; vs->vs6.vs_enable = 0; vs->vs6.vert_cache_disable = 1; return sna_static_stream_offsetof(stream, vs); } static uint32_t gen4_create_sf_state(struct sna_static_stream *stream, int gen, uint32_t kernel) { struct gen4_sf_unit_state *sf; sf = sna_static_stream_map(stream, sizeof(*sf), 32); sf->thread0.grf_reg_count = GEN4_GRF_BLOCKS(SF_KERNEL_NUM_GRF); sf->thread0.kernel_start_pointer = kernel >> 6; sf->thread3.const_urb_entry_read_length = 0; /* no const URBs */ sf->thread3.const_urb_entry_read_offset = 0; /* no const URBs */ sf->thread3.urb_entry_read_length = 1; /* 1 URB per vertex */ /* don't smash vertex header, read start from dw8 */ sf->thread3.urb_entry_read_offset = 1; sf->thread3.dispatch_grf_start_reg = 3; sf->thread4.max_threads = GEN4_MAX_SF_THREADS - 1; sf->thread4.urb_entry_allocation_size = URB_SF_ENTRY_SIZE - 1; sf->thread4.nr_urb_entries = URB_SF_ENTRIES; sf->sf5.viewport_transform = false; /* skip viewport */ sf->sf6.cull_mode = GEN4_CULLMODE_NONE; sf->sf6.scissor = 0; sf->sf7.trifan_pv = 2; sf->sf6.dest_org_vbias = 0x8; sf->sf6.dest_org_hbias = 0x8; return sna_static_stream_offsetof(stream, sf); } static uint32_t gen4_create_sampler_state(struct sna_static_stream *stream, sampler_filter_t src_filter, sampler_extend_t src_extend, sampler_filter_t mask_filter, sampler_extend_t mask_extend) { struct gen4_sampler_state *sampler_state; sampler_state = sna_static_stream_map(stream, sizeof(struct gen4_sampler_state) * 2, 32); sampler_state_init(&sampler_state[0], src_filter, src_extend); sampler_state_init(&sampler_state[1], mask_filter, mask_extend); return sna_static_stream_offsetof(stream, sampler_state); } static void gen4_init_wm_state(struct gen4_wm_unit_state *wm, int gen, bool has_mask, uint32_t kernel, uint32_t sampler) { assert((kernel & 63) == 0); wm->thread0.kernel_start_pointer = kernel >> 6; wm->thread0.grf_reg_count = GEN4_GRF_BLOCKS(PS_KERNEL_NUM_GRF); wm->thread1.single_program_flow = 0; wm->thread3.const_urb_entry_read_length = 0; wm->thread3.const_urb_entry_read_offset = 0; wm->thread3.urb_entry_read_offset = 0; wm->thread3.dispatch_grf_start_reg = 3; assert((sampler & 31) == 0); wm->wm4.sampler_state_pointer = sampler >> 5; wm->wm4.sampler_count = 1; wm->wm5.max_threads = gen >= 045 ? G4X_MAX_WM_THREADS - 1 : GEN4_MAX_WM_THREADS - 1; wm->wm5.transposed_urb_read = 0; wm->wm5.thread_dispatch_enable = 1; /* just use 16-pixel dispatch (4 subspans), don't need to change kernel * start point */ wm->wm5.enable_16_pix = 1; wm->wm5.enable_8_pix = 0; wm->wm5.early_depth_test = 1; /* Each pair of attributes (src/mask coords) is two URB entries */ if (has_mask) { wm->thread1.binding_table_entry_count = 3; wm->thread3.urb_entry_read_length = 4; } else { wm->thread1.binding_table_entry_count = 2; wm->thread3.urb_entry_read_length = 2; } } static uint32_t gen4_create_cc_unit_state(struct sna_static_stream *stream) { uint8_t *ptr, *base; int i, j; base = ptr = sna_static_stream_map(stream, GEN4_BLENDFACTOR_COUNT*GEN4_BLENDFACTOR_COUNT*64, 64); for (i = 0; i < GEN4_BLENDFACTOR_COUNT; i++) { for (j = 0; j < GEN4_BLENDFACTOR_COUNT; j++) { struct gen4_cc_unit_state *state = (struct gen4_cc_unit_state *)ptr; state->cc3.blend_enable = !(j == GEN4_BLENDFACTOR_ZERO && i == GEN4_BLENDFACTOR_ONE); state->cc5.logicop_func = 0xc; /* COPY */ state->cc5.ia_blend_function = GEN4_BLENDFUNCTION_ADD; /* Fill in alpha blend factors same as color, for the future. */ state->cc5.ia_src_blend_factor = i; state->cc5.ia_dest_blend_factor = j; state->cc6.blend_function = GEN4_BLENDFUNCTION_ADD; state->cc6.clamp_post_alpha_blend = 1; state->cc6.clamp_pre_alpha_blend = 1; state->cc6.src_blend_factor = i; state->cc6.dest_blend_factor = j; ptr += 64; } } return sna_static_stream_offsetof(stream, base); } static bool gen4_render_setup(struct sna *sna) { struct gen4_render_state *state = &sna->render_state.gen4; struct sna_static_stream general; struct gen4_wm_unit_state_padded *wm_state; uint32_t sf, wm[KERNEL_COUNT]; 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); sf = sna_static_stream_compile_sf(sna, &general, brw_sf_kernel__mask); for (m = 0; m < KERNEL_COUNT; m++) { if (wm_kernels[m].size) { wm[m] = sna_static_stream_add(&general, wm_kernels[m].data, wm_kernels[m].size, 64); } else { wm[m] = sna_static_stream_compile_wm(sna, &general, wm_kernels[m].data, 16); } } state->vs = gen4_create_vs_unit_state(&general); state->sf = gen4_create_sf_state(&general, sna->kgem.gen, sf); wm_state = sna_static_stream_map(&general, sizeof(*wm_state) * KERNEL_COUNT * FILTER_COUNT * EXTEND_COUNT * FILTER_COUNT * EXTEND_COUNT, 64); state->wm = sna_static_stream_offsetof(&general, wm_state); 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++) { uint32_t sampler_state; sampler_state = gen4_create_sampler_state(&general, i, j, k, l); for (m = 0; m < KERNEL_COUNT; m++) { gen4_init_wm_state(&wm_state->state, sna->kgem.gen, wm_kernels[m].has_mask, wm[m], sampler_state); wm_state++; } } } } } state->cc = gen4_create_cc_unit_state(&general); state->general_bo = sna_static_stream_fini(sna, &general); return state->general_bo != NULL; } bool gen4_render_init(struct sna *sna) { if (!gen4_render_setup(sna)) return false; sna->kgem.retire = gen4_render_retire; sna->kgem.expire = gen4_render_expire; sna->render.prefer_gpu |= PREFER_GPU_RENDER; sna->render.blit_tex = gen4_blit_tex; sna->render.flush = gen4_render_flush; sna->render.reset = gen4_render_reset; sna->render.fini = gen4_render_fini; sna->render.max_3d_size = GEN4_MAX_3D_SIZE; sna->render.max_3d_pitch = 1 << 18; sna->render.caps = HW_BIT_BLIT | HW_TEX_BLIT; return true; }