/* * Mesa 3-D graphics library * * Copyright (C) 2014 LunarG, 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 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: * Chia-I Wu */ #ifndef ILO_BUILDER_3D_BOTTOM_H #define ILO_BUILDER_3D_BOTTOM_H #include "genhw/genhw.h" #include "intel_winsys.h" #include "ilo_common.h" #include "ilo_format.h" #include "ilo_shader.h" #include "ilo_builder.h" #include "ilo_builder_3d_top.h" static inline void gen6_3DSTATE_CLIP(struct ilo_builder *builder, const struct ilo_rasterizer_state *rasterizer, const struct ilo_shader_state *fs, bool enable_guardband, int num_viewports) { const uint8_t cmd_len = 4; uint32_t dw1, dw2, dw3, *dw; ILO_DEV_ASSERT(builder->dev, 6, 7.5); if (rasterizer) { int interps; dw1 = rasterizer->clip.payload[0]; dw2 = rasterizer->clip.payload[1]; dw3 = rasterizer->clip.payload[2]; if (enable_guardband && rasterizer->clip.can_enable_guardband) dw2 |= GEN6_CLIP_DW2_GB_TEST_ENABLE; interps = (fs) ? ilo_shader_get_kernel_param(fs, ILO_KERNEL_FS_BARYCENTRIC_INTERPOLATIONS) : 0; if (interps & (GEN6_INTERP_NONPERSPECTIVE_PIXEL | GEN6_INTERP_NONPERSPECTIVE_CENTROID | GEN6_INTERP_NONPERSPECTIVE_SAMPLE)) dw2 |= GEN6_CLIP_DW2_NONPERSPECTIVE_BARYCENTRIC_ENABLE; dw3 |= GEN6_CLIP_DW3_RTAINDEX_FORCED_ZERO | (num_viewports - 1); } else { dw1 = 0; dw2 = 0; dw3 = 0; } ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_CLIP) | (cmd_len - 2); dw[1] = dw1; dw[2] = dw2; dw[3] = dw3; } /** * Fill in DW2 to DW7 of 3DSTATE_SF. */ static inline void ilo_gpe_gen6_fill_3dstate_sf_raster(const struct ilo_dev_info *dev, const struct ilo_rasterizer_state *rasterizer, int num_samples, enum pipe_format depth_format, uint32_t *payload, unsigned payload_len) { assert(payload_len == Elements(rasterizer->sf.payload)); if (rasterizer) { const struct ilo_rasterizer_sf *sf = &rasterizer->sf; memcpy(payload, sf->payload, sizeof(sf->payload)); if (num_samples > 1) payload[1] |= sf->dw_msaa; } else { payload[0] = 0; payload[1] = (num_samples > 1) ? GEN7_SF_DW2_MSRASTMODE_ON_PATTERN : 0; payload[2] = 0; payload[3] = 0; payload[4] = 0; payload[5] = 0; } if (ilo_dev_gen(dev) >= ILO_GEN(7)) { int format; /* separate stencil */ switch (depth_format) { case PIPE_FORMAT_Z16_UNORM: format = GEN6_ZFORMAT_D16_UNORM; break; case PIPE_FORMAT_Z32_FLOAT: case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: format = GEN6_ZFORMAT_D32_FLOAT; break; case PIPE_FORMAT_Z24X8_UNORM: case PIPE_FORMAT_Z24_UNORM_S8_UINT: format = GEN6_ZFORMAT_D24_UNORM_X8_UINT; break; default: /* FLOAT surface is assumed when there is no depth buffer */ format = GEN6_ZFORMAT_D32_FLOAT; break; } payload[0] |= format << GEN7_SF_DW1_DEPTH_FORMAT__SHIFT; } } /** * Fill in DW1 and DW8 to DW19 of 3DSTATE_SF. */ static inline void ilo_gpe_gen6_fill_3dstate_sf_sbe(const struct ilo_dev_info *dev, const struct ilo_rasterizer_state *rasterizer, const struct ilo_shader_state *fs, uint32_t *dw, int num_dwords) { int output_count, vue_offset, vue_len; const struct ilo_kernel_routing *routing; ILO_DEV_ASSERT(dev, 6, 7.5); assert(num_dwords == 13); if (!fs) { memset(dw, 0, sizeof(dw[0]) * num_dwords); dw[0] = 1 << GEN7_SBE_DW1_URB_READ_LEN__SHIFT; return; } output_count = ilo_shader_get_kernel_param(fs, ILO_KERNEL_INPUT_COUNT); assert(output_count <= 32); routing = ilo_shader_get_kernel_routing(fs); vue_offset = routing->source_skip; assert(vue_offset % 2 == 0); vue_offset /= 2; vue_len = (routing->source_len + 1) / 2; if (!vue_len) vue_len = 1; dw[0] = output_count << GEN7_SBE_DW1_ATTR_COUNT__SHIFT | vue_len << GEN7_SBE_DW1_URB_READ_LEN__SHIFT | vue_offset << GEN7_SBE_DW1_URB_READ_OFFSET__SHIFT; if (routing->swizzle_enable) dw[0] |= GEN7_SBE_DW1_ATTR_SWIZZLE_ENABLE; switch (rasterizer->state.sprite_coord_mode) { case PIPE_SPRITE_COORD_UPPER_LEFT: dw[0] |= GEN7_SBE_DW1_POINT_SPRITE_TEXCOORD_UPPERLEFT; break; case PIPE_SPRITE_COORD_LOWER_LEFT: dw[0] |= GEN7_SBE_DW1_POINT_SPRITE_TEXCOORD_LOWERLEFT; break; } STATIC_ASSERT(Elements(routing->swizzles) >= 16); memcpy(&dw[1], routing->swizzles, 2 * 16); /* * From the Ivy Bridge PRM, volume 2 part 1, page 268: * * "This field (Point Sprite Texture Coordinate Enable) must be * programmed to 0 when non-point primitives are rendered." * * TODO We do not check that yet. */ dw[9] = routing->point_sprite_enable; dw[10] = routing->const_interp_enable; /* WrapShortest enables */ dw[11] = 0; dw[12] = 0; } static inline void gen6_3DSTATE_SF(struct ilo_builder *builder, const struct ilo_rasterizer_state *rasterizer, const struct ilo_shader_state *fs) { const uint8_t cmd_len = 20; uint32_t payload_raster[6], payload_sbe[13], *dw; ILO_DEV_ASSERT(builder->dev, 6, 6); ilo_gpe_gen6_fill_3dstate_sf_raster(builder->dev, rasterizer, 1, PIPE_FORMAT_NONE, payload_raster, Elements(payload_raster)); ilo_gpe_gen6_fill_3dstate_sf_sbe(builder->dev, rasterizer, fs, payload_sbe, Elements(payload_sbe)); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_SF) | (cmd_len - 2); dw[1] = payload_sbe[0]; memcpy(&dw[2], payload_raster, sizeof(payload_raster)); memcpy(&dw[8], &payload_sbe[1], sizeof(payload_sbe) - 4); } static inline void gen7_3DSTATE_SF(struct ilo_builder *builder, const struct ilo_rasterizer_state *rasterizer, enum pipe_format zs_format) { const uint8_t cmd_len = 7; const int num_samples = 1; uint32_t payload[6], *dw; ILO_DEV_ASSERT(builder->dev, 7, 7.5); ilo_gpe_gen6_fill_3dstate_sf_raster(builder->dev, rasterizer, num_samples, zs_format, payload, Elements(payload)); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_SF) | (cmd_len - 2); memcpy(&dw[1], payload, sizeof(payload)); } static inline void gen7_3DSTATE_SBE(struct ilo_builder *builder, const struct ilo_rasterizer_state *rasterizer, const struct ilo_shader_state *fs) { const uint8_t cmd_len = 14; uint32_t payload[13], *dw; ILO_DEV_ASSERT(builder->dev, 7, 7.5); ilo_gpe_gen6_fill_3dstate_sf_sbe(builder->dev, rasterizer, fs, payload, Elements(payload)); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN7_RENDER_CMD(3D, 3DSTATE_SBE) | (cmd_len - 2); memcpy(&dw[1], payload, sizeof(payload)); } static inline void gen6_3DSTATE_WM(struct ilo_builder *builder, const struct ilo_shader_state *fs, int num_samplers, const struct ilo_rasterizer_state *rasterizer, bool dual_blend, bool cc_may_kill, uint32_t hiz_op) { const uint8_t cmd_len = 9; const uint32_t dw0 = GEN6_RENDER_CMD(3D, 3DSTATE_WM) | (cmd_len - 2); const int num_samples = 1; const struct ilo_shader_cso *fs_cso; uint32_t dw2, dw4, dw5, dw6, *dw; ILO_DEV_ASSERT(builder->dev, 6, 6); if (!fs) { /* see brwCreateContext() */ const int max_threads = (builder->dev->gt == 2) ? 80 : 40; ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = dw0; dw[1] = 0; dw[2] = 0; dw[3] = 0; dw[4] = hiz_op; /* honor the valid range even if dispatching is disabled */ dw[5] = (max_threads - 1) << GEN6_WM_DW5_MAX_THREADS__SHIFT; dw[6] = 0; dw[7] = 0; dw[8] = 0; return; } fs_cso = ilo_shader_get_kernel_cso(fs); dw2 = fs_cso->payload[0]; dw4 = fs_cso->payload[1]; dw5 = fs_cso->payload[2]; dw6 = fs_cso->payload[3]; dw2 |= (num_samplers + 3) / 4 << GEN6_THREADDISP_SAMPLER_COUNT__SHIFT; /* * From the Sandy Bridge PRM, volume 2 part 1, page 248: * * "This bit (Statistics Enable) must be disabled if either of these * bits is set: Depth Buffer Clear , Hierarchical Depth Buffer Resolve * Enable or Depth Buffer Resolve Enable." */ assert(!hiz_op); dw4 |= GEN6_WM_DW4_STATISTICS; if (cc_may_kill) dw5 |= GEN6_WM_DW5_PS_KILL | GEN6_WM_DW5_PS_ENABLE; if (dual_blend) dw5 |= GEN6_WM_DW5_DUAL_SOURCE_BLEND; dw5 |= rasterizer->wm.payload[0]; dw6 |= rasterizer->wm.payload[1]; if (num_samples > 1) { dw6 |= rasterizer->wm.dw_msaa_rast | rasterizer->wm.dw_msaa_disp; } ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = dw0; dw[1] = ilo_shader_get_kernel_offset(fs); dw[2] = dw2; dw[3] = 0; /* scratch */ dw[4] = dw4; dw[5] = dw5; dw[6] = dw6; dw[7] = 0; /* kernel 1 */ dw[8] = 0; /* kernel 2 */ } static inline void gen7_3DSTATE_WM(struct ilo_builder *builder, const struct ilo_shader_state *fs, const struct ilo_rasterizer_state *rasterizer, bool cc_may_kill, uint32_t hiz_op) { const uint8_t cmd_len = 3; const uint32_t dw0 = GEN6_RENDER_CMD(3D, 3DSTATE_WM) | (cmd_len - 2); const int num_samples = 1; uint32_t dw1, dw2, *dw; ILO_DEV_ASSERT(builder->dev, 7, 7.5); /* see ilo_gpe_init_rasterizer_wm() */ if (rasterizer) { dw1 = rasterizer->wm.payload[0]; dw2 = rasterizer->wm.payload[1]; assert(!hiz_op); dw1 |= GEN7_WM_DW1_STATISTICS; } else { dw1 = hiz_op; dw2 = 0; } if (fs) { const struct ilo_shader_cso *fs_cso = ilo_shader_get_kernel_cso(fs); dw1 |= fs_cso->payload[3]; } if (cc_may_kill) dw1 |= GEN7_WM_DW1_PS_ENABLE | GEN7_WM_DW1_PS_KILL; if (num_samples > 1) { dw1 |= rasterizer->wm.dw_msaa_rast; dw2 |= rasterizer->wm.dw_msaa_disp; } ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = dw0; dw[1] = dw1; dw[2] = dw2; } static inline void gen7_3DSTATE_PS(struct ilo_builder *builder, const struct ilo_shader_state *fs, int num_samplers, bool dual_blend) { const uint8_t cmd_len = 8; const uint32_t dw0 = GEN7_RENDER_CMD(3D, 3DSTATE_PS) | (cmd_len - 2); const struct ilo_shader_cso *cso; uint32_t dw2, dw4, dw5, *dw; ILO_DEV_ASSERT(builder->dev, 7, 7.5); if (!fs) { int max_threads; /* GPU hangs if none of the dispatch enable bits is set */ dw4 = GEN7_PS_DW4_8_PIXEL_DISPATCH; /* see brwCreateContext() */ switch (ilo_dev_gen(builder->dev)) { case ILO_GEN(7.5): max_threads = (builder->dev->gt == 3) ? 408 : (builder->dev->gt == 2) ? 204 : 102; dw4 |= (max_threads - 1) << GEN75_PS_DW4_MAX_THREADS__SHIFT; break; case ILO_GEN(7): default: max_threads = (builder->dev->gt == 2) ? 172 : 48; dw4 |= (max_threads - 1) << GEN7_PS_DW4_MAX_THREADS__SHIFT; break; } ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = dw0; dw[1] = 0; dw[2] = 0; dw[3] = 0; dw[4] = dw4; dw[5] = 0; dw[6] = 0; dw[7] = 0; return; } cso = ilo_shader_get_kernel_cso(fs); dw2 = cso->payload[0]; dw4 = cso->payload[1]; dw5 = cso->payload[2]; dw2 |= (num_samplers + 3) / 4 << GEN6_THREADDISP_SAMPLER_COUNT__SHIFT; if (dual_blend) dw4 |= GEN7_PS_DW4_DUAL_SOURCE_BLEND; ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = dw0; dw[1] = ilo_shader_get_kernel_offset(fs); dw[2] = dw2; dw[3] = 0; /* scratch */ dw[4] = dw4; dw[5] = dw5; dw[6] = 0; /* kernel 1 */ dw[7] = 0; /* kernel 2 */ } static inline void gen6_3DSTATE_CONSTANT_PS(struct ilo_builder *builder, const uint32_t *bufs, const int *sizes, int num_bufs) { const uint8_t cmd_len = 5; uint32_t buf_dw[4], buf_enabled; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 6); assert(num_bufs <= 4); /* * From the Sandy Bridge PRM, volume 2 part 1, page 287: * * "The sum of all four read length fields (each incremented to * represent the actual read length) must be less than or equal to 64" */ buf_enabled = gen6_fill_3dstate_constant(builder->dev, bufs, sizes, num_bufs, 64, buf_dw, Elements(buf_dw)); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_CONSTANT_PS) | buf_enabled << 12 | (cmd_len - 2); memcpy(&dw[1], buf_dw, sizeof(buf_dw)); } static inline void gen7_3DSTATE_CONSTANT_PS(struct ilo_builder *builder, const uint32_t *bufs, const int *sizes, int num_bufs) { gen7_3dstate_constant(builder, GEN6_RENDER_OPCODE_3DSTATE_CONSTANT_PS, bufs, sizes, num_bufs); } static inline void gen7_3DSTATE_BINDING_TABLE_POINTERS_PS(struct ilo_builder *builder, uint32_t binding_table) { gen7_3dstate_pointer(builder, GEN7_RENDER_OPCODE_3DSTATE_BINDING_TABLE_POINTERS_PS, binding_table); } static inline void gen7_3DSTATE_SAMPLER_STATE_POINTERS_PS(struct ilo_builder *builder, uint32_t sampler_state) { gen7_3dstate_pointer(builder, GEN7_RENDER_OPCODE_3DSTATE_SAMPLER_STATE_POINTERS_PS, sampler_state); } static inline void gen6_3DSTATE_MULTISAMPLE(struct ilo_builder *builder, int num_samples, const uint32_t *packed_sample_pos, bool pixel_location_center) { const uint8_t cmd_len = (ilo_dev_gen(builder->dev) >= ILO_GEN(7)) ? 4 : 3; uint32_t dw1, dw2, dw3, *dw; ILO_DEV_ASSERT(builder->dev, 6, 7.5); dw1 = (pixel_location_center) ? GEN6_MULTISAMPLE_DW1_PIXLOC_CENTER : GEN6_MULTISAMPLE_DW1_PIXLOC_UL_CORNER; switch (num_samples) { case 0: case 1: dw1 |= GEN6_MULTISAMPLE_DW1_NUMSAMPLES_1; dw2 = 0; dw3 = 0; break; case 4: dw1 |= GEN6_MULTISAMPLE_DW1_NUMSAMPLES_4; dw2 = packed_sample_pos[0]; dw3 = 0; break; case 8: assert(ilo_dev_gen(builder->dev) >= ILO_GEN(7)); dw1 |= GEN7_MULTISAMPLE_DW1_NUMSAMPLES_8; dw2 = packed_sample_pos[0]; dw3 = packed_sample_pos[1]; break; default: assert(!"unsupported sample count"); dw1 |= GEN6_MULTISAMPLE_DW1_NUMSAMPLES_1; dw2 = 0; dw3 = 0; break; } ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_MULTISAMPLE) | (cmd_len - 2); dw[1] = dw1; dw[2] = dw2; if (ilo_dev_gen(builder->dev) >= ILO_GEN(7)) dw[3] = dw3; } static inline void gen6_3DSTATE_SAMPLE_MASK(struct ilo_builder *builder, unsigned sample_mask) { const uint8_t cmd_len = 2; const unsigned valid_mask = 0xf; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 6); sample_mask &= valid_mask; ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_SAMPLE_MASK) | (cmd_len - 2); dw[1] = sample_mask; } static inline void gen7_3DSTATE_SAMPLE_MASK(struct ilo_builder *builder, unsigned sample_mask, int num_samples) { const uint8_t cmd_len = 2; const unsigned valid_mask = ((1 << num_samples) - 1) | 0x1; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 7, 7.5); /* * From the Ivy Bridge PRM, volume 2 part 1, page 294: * * "If Number of Multisamples is NUMSAMPLES_1, bits 7:1 of this field * (Sample Mask) must be zero. * * If Number of Multisamples is NUMSAMPLES_4, bits 7:4 of this field * must be zero." */ sample_mask &= valid_mask; ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_SAMPLE_MASK) | (cmd_len - 2); dw[1] = sample_mask; } static inline void gen6_3DSTATE_DRAWING_RECTANGLE(struct ilo_builder *builder, unsigned x, unsigned y, unsigned width, unsigned height) { const uint8_t cmd_len = 4; unsigned xmax = x + width - 1; unsigned ymax = y + height - 1; unsigned rect_limit; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 7.5); if (ilo_dev_gen(builder->dev) >= ILO_GEN(7)) { rect_limit = 16383; } else { /* * From the Sandy Bridge PRM, volume 2 part 1, page 230: * * "[DevSNB] Errata: This field (Clipped Drawing Rectangle Y Min) * must be an even number" */ assert(y % 2 == 0); rect_limit = 8191; } if (x > rect_limit) x = rect_limit; if (y > rect_limit) y = rect_limit; if (xmax > rect_limit) xmax = rect_limit; if (ymax > rect_limit) ymax = rect_limit; ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_DRAWING_RECTANGLE) | (cmd_len - 2); dw[1] = y << 16 | x; dw[2] = ymax << 16 | xmax; /* * There is no need to set the origin. It is intended to support front * buffer rendering. */ dw[3] = 0; } static inline void gen6_3DSTATE_POLY_STIPPLE_OFFSET(struct ilo_builder *builder, int x_offset, int y_offset) { const uint8_t cmd_len = 2; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 7.5); assert(x_offset >= 0 && x_offset <= 31); assert(y_offset >= 0 && y_offset <= 31); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_POLY_STIPPLE_OFFSET) | (cmd_len - 2); dw[1] = x_offset << 8 | y_offset; } static inline void gen6_3DSTATE_POLY_STIPPLE_PATTERN(struct ilo_builder *builder, const struct pipe_poly_stipple *pattern) { const uint8_t cmd_len = 33; uint32_t *dw; int i; ILO_DEV_ASSERT(builder->dev, 6, 7.5); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_POLY_STIPPLE_PATTERN) | (cmd_len - 2); dw++; STATIC_ASSERT(Elements(pattern->stipple) == 32); for (i = 0; i < 32; i++) dw[i] = pattern->stipple[i]; } static inline void gen6_3DSTATE_LINE_STIPPLE(struct ilo_builder *builder, unsigned pattern, unsigned factor) { const uint8_t cmd_len = 3; unsigned inverse; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 7.5); assert((pattern & 0xffff) == pattern); assert(factor >= 1 && factor <= 256); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_LINE_STIPPLE) | (cmd_len - 2); dw[1] = pattern; if (ilo_dev_gen(builder->dev) >= ILO_GEN(7)) { /* in U1.16 */ inverse = 65536 / factor; dw[2] = inverse << GEN7_LINE_STIPPLE_DW2_INVERSE_REPEAT_COUNT__SHIFT | factor; } else { /* in U1.13 */ inverse = 8192 / factor; dw[2] = inverse << GEN6_LINE_STIPPLE_DW2_INVERSE_REPEAT_COUNT__SHIFT | factor; } } static inline void gen6_3DSTATE_AA_LINE_PARAMETERS(struct ilo_builder *builder) { const uint8_t cmd_len = 3; const uint32_t dw[3] = { GEN6_RENDER_CMD(3D, 3DSTATE_AA_LINE_PARAMETERS) | (cmd_len - 2), 0 << GEN6_AA_LINE_DW1_BIAS__SHIFT | 0, 0 << GEN6_AA_LINE_DW2_CAP_BIAS__SHIFT | 0, }; ILO_DEV_ASSERT(builder->dev, 6, 7.5); ilo_builder_batch_write(builder, cmd_len, dw); } static inline void gen6_3DSTATE_DEPTH_BUFFER(struct ilo_builder *builder, const struct ilo_zs_surface *zs) { const uint32_t cmd = (ilo_dev_gen(builder->dev) >= ILO_GEN(7)) ? GEN7_RENDER_CMD(3D, 3DSTATE_DEPTH_BUFFER) : GEN6_RENDER_CMD(3D, 3DSTATE_DEPTH_BUFFER); const uint8_t cmd_len = 7; uint32_t *dw; unsigned pos; ILO_DEV_ASSERT(builder->dev, 6, 7.5); pos = ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = cmd | (cmd_len - 2); dw[1] = zs->payload[0]; dw[3] = zs->payload[2]; dw[4] = zs->payload[3]; dw[5] = zs->payload[4]; dw[6] = zs->payload[5]; if (zs->bo) { ilo_builder_batch_reloc(builder, pos + 2, zs->bo, zs->payload[1], INTEL_RELOC_WRITE); } else { dw[2] = 0; } } static inline void gen6_3DSTATE_STENCIL_BUFFER(struct ilo_builder *builder, const struct ilo_zs_surface *zs) { const uint32_t cmd = (ilo_dev_gen(builder->dev) >= ILO_GEN(7)) ? GEN7_RENDER_CMD(3D, 3DSTATE_STENCIL_BUFFER) : GEN6_RENDER_CMD(3D, 3DSTATE_STENCIL_BUFFER); const uint8_t cmd_len = 3; uint32_t *dw; unsigned pos; ILO_DEV_ASSERT(builder->dev, 6, 7.5); pos = ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = cmd | (cmd_len - 2); /* see ilo_gpe_init_zs_surface() */ dw[1] = zs->payload[6]; if (zs->separate_s8_bo) { ilo_builder_batch_reloc(builder, pos + 2, zs->separate_s8_bo, zs->payload[7], INTEL_RELOC_WRITE); } else { dw[2] = 0; } } static inline void gen6_3DSTATE_HIER_DEPTH_BUFFER(struct ilo_builder *builder, const struct ilo_zs_surface *zs) { const uint32_t cmd = (ilo_dev_gen(builder->dev) >= ILO_GEN(7)) ? GEN7_RENDER_CMD(3D, 3DSTATE_HIER_DEPTH_BUFFER) : GEN6_RENDER_CMD(3D, 3DSTATE_HIER_DEPTH_BUFFER); const uint8_t cmd_len = 3; uint32_t *dw; unsigned pos; ILO_DEV_ASSERT(builder->dev, 6, 7.5); pos = ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = cmd | (cmd_len - 2); /* see ilo_gpe_init_zs_surface() */ dw[1] = zs->payload[8]; if (zs->hiz_bo) { ilo_builder_batch_reloc(builder, pos + 2, zs->hiz_bo, zs->payload[9], INTEL_RELOC_WRITE); } else { dw[2] = 0; } } static inline void gen6_3DSTATE_CLEAR_PARAMS(struct ilo_builder *builder, uint32_t clear_val) { const uint8_t cmd_len = 2; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 6); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_CLEAR_PARAMS) | GEN6_CLEAR_PARAMS_DW0_VALID | (cmd_len - 2); dw[1] = clear_val; } static inline void gen7_3DSTATE_CLEAR_PARAMS(struct ilo_builder *builder, uint32_t clear_val) { const uint8_t cmd_len = 3; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 7, 7.5); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN7_RENDER_CMD(3D, 3DSTATE_CLEAR_PARAMS) | (cmd_len - 2); dw[1] = clear_val; dw[2] = GEN7_CLEAR_PARAMS_DW2_VALID; } static inline void gen6_3DSTATE_VIEWPORT_STATE_POINTERS(struct ilo_builder *builder, uint32_t clip_viewport, uint32_t sf_viewport, uint32_t cc_viewport) { const uint8_t cmd_len = 4; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 6); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_VIEWPORT_STATE_POINTERS) | GEN6_PTR_VP_DW0_CLIP_CHANGED | GEN6_PTR_VP_DW0_SF_CHANGED | GEN6_PTR_VP_DW0_CC_CHANGED | (cmd_len - 2); dw[1] = clip_viewport; dw[2] = sf_viewport; dw[3] = cc_viewport; } static inline void gen6_3DSTATE_SCISSOR_STATE_POINTERS(struct ilo_builder *builder, uint32_t scissor_rect) { const uint8_t cmd_len = 2; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 7.5); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_SCISSOR_STATE_POINTERS) | (cmd_len - 2); dw[1] = scissor_rect; } static inline void gen6_3DSTATE_CC_STATE_POINTERS(struct ilo_builder *builder, uint32_t blend_state, uint32_t depth_stencil_state, uint32_t color_calc_state) { const uint8_t cmd_len = 4; uint32_t *dw; ILO_DEV_ASSERT(builder->dev, 6, 6); ilo_builder_batch_pointer(builder, cmd_len, &dw); dw[0] = GEN6_RENDER_CMD(3D, 3DSTATE_CC_STATE_POINTERS) | (cmd_len - 2); dw[1] = blend_state | GEN6_PTR_CC_DW1_BLEND_CHANGED; dw[2] = depth_stencil_state | GEN6_PTR_CC_DW2_ZS_CHANGED; dw[3] = color_calc_state | GEN6_PTR_CC_DW3_CC_CHANGED; } static inline void gen7_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP(struct ilo_builder *builder, uint32_t sf_clip_viewport) { gen7_3dstate_pointer(builder, GEN7_RENDER_OPCODE_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP, sf_clip_viewport); } static inline void gen7_3DSTATE_VIEWPORT_STATE_POINTERS_CC(struct ilo_builder *builder, uint32_t cc_viewport) { gen7_3dstate_pointer(builder, GEN7_RENDER_OPCODE_3DSTATE_VIEWPORT_STATE_POINTERS_CC, cc_viewport); } static inline void gen7_3DSTATE_CC_STATE_POINTERS(struct ilo_builder *builder, uint32_t color_calc_state) { gen7_3dstate_pointer(builder, GEN6_RENDER_OPCODE_3DSTATE_CC_STATE_POINTERS, color_calc_state); } static inline void gen7_3DSTATE_DEPTH_STENCIL_STATE_POINTERS(struct ilo_builder *builder, uint32_t depth_stencil_state) { gen7_3dstate_pointer(builder, GEN7_RENDER_OPCODE_3DSTATE_DEPTH_STENCIL_STATE_POINTERS, depth_stencil_state); } static inline void gen7_3DSTATE_BLEND_STATE_POINTERS(struct ilo_builder *builder, uint32_t blend_state) { gen7_3dstate_pointer(builder, GEN7_RENDER_OPCODE_3DSTATE_BLEND_STATE_POINTERS, blend_state); } static inline uint32_t gen6_CLIP_VIEWPORT(struct ilo_builder *builder, const struct ilo_viewport_cso *viewports, unsigned num_viewports) { const int state_align = 32; const int state_len = 4 * num_viewports; uint32_t state_offset, *dw; unsigned i; ILO_DEV_ASSERT(builder->dev, 6, 6); /* * From the Sandy Bridge PRM, volume 2 part 1, page 193: * * "The viewport-related state is stored as an array of up to 16 * elements..." */ assert(num_viewports && num_viewports <= 16); state_offset = ilo_builder_state_pointer(builder, ILO_BUILDER_ITEM_CLIP_VIEWPORT, state_align, state_len, &dw); for (i = 0; i < num_viewports; i++) { const struct ilo_viewport_cso *vp = &viewports[i]; dw[0] = fui(vp->min_gbx); dw[1] = fui(vp->max_gbx); dw[2] = fui(vp->min_gby); dw[3] = fui(vp->max_gby); dw += 4; } return state_offset; } static inline uint32_t gen6_SF_VIEWPORT(struct ilo_builder *builder, const struct ilo_viewport_cso *viewports, unsigned num_viewports) { const int state_align = 32; const int state_len = 8 * num_viewports; uint32_t state_offset, *dw; unsigned i; ILO_DEV_ASSERT(builder->dev, 6, 6); /* * From the Sandy Bridge PRM, volume 2 part 1, page 262: * * "The viewport-specific state used by the SF unit (SF_VIEWPORT) is * stored as an array of up to 16 elements..." */ assert(num_viewports && num_viewports <= 16); state_offset = ilo_builder_state_pointer(builder, ILO_BUILDER_ITEM_SF_VIEWPORT, state_align, state_len, &dw); for (i = 0; i < num_viewports; i++) { const struct ilo_viewport_cso *vp = &viewports[i]; dw[0] = fui(vp->m00); dw[1] = fui(vp->m11); dw[2] = fui(vp->m22); dw[3] = fui(vp->m30); dw[4] = fui(vp->m31); dw[5] = fui(vp->m32); dw[6] = 0; dw[7] = 0; dw += 8; } return state_offset; } static inline uint32_t gen7_SF_CLIP_VIEWPORT(struct ilo_builder *builder, const struct ilo_viewport_cso *viewports, unsigned num_viewports) { const int state_align = 64; const int state_len = 16 * num_viewports; uint32_t state_offset, *dw; unsigned i; ILO_DEV_ASSERT(builder->dev, 7, 7.5); /* * From the Ivy Bridge PRM, volume 2 part 1, page 270: * * "The viewport-specific state used by both the SF and CL units * (SF_CLIP_VIEWPORT) is stored as an array of up to 16 elements, each * of which contains the DWords described below. The start of each * element is spaced 16 DWords apart. The location of first element of * the array, as specified by both Pointer to SF_VIEWPORT and Pointer * to CLIP_VIEWPORT, is aligned to a 64-byte boundary." */ assert(num_viewports && num_viewports <= 16); state_offset = ilo_builder_state_pointer(builder, ILO_BUILDER_ITEM_SF_VIEWPORT, state_align, state_len, &dw); for (i = 0; i < num_viewports; i++) { const struct ilo_viewport_cso *vp = &viewports[i]; dw[0] = fui(vp->m00); dw[1] = fui(vp->m11); dw[2] = fui(vp->m22); dw[3] = fui(vp->m30); dw[4] = fui(vp->m31); dw[5] = fui(vp->m32); dw[6] = 0; dw[7] = 0; dw[8] = fui(vp->min_gbx); dw[9] = fui(vp->max_gbx); dw[10] = fui(vp->min_gby); dw[11] = fui(vp->max_gby); dw[12] = 0; dw[13] = 0; dw[14] = 0; dw[15] = 0; dw += 16; } return state_offset; } static inline uint32_t gen6_CC_VIEWPORT(struct ilo_builder *builder, const struct ilo_viewport_cso *viewports, unsigned num_viewports) { const int state_align = 32; const int state_len = 2 * num_viewports; uint32_t state_offset, *dw; unsigned i; ILO_DEV_ASSERT(builder->dev, 6, 7.5); /* * From the Sandy Bridge PRM, volume 2 part 1, page 385: * * "The viewport state is stored as an array of up to 16 elements..." */ assert(num_viewports && num_viewports <= 16); state_offset = ilo_builder_state_pointer(builder, ILO_BUILDER_ITEM_CC_VIEWPORT, state_align, state_len, &dw); for (i = 0; i < num_viewports; i++) { const struct ilo_viewport_cso *vp = &viewports[i]; dw[0] = fui(vp->min_z); dw[1] = fui(vp->max_z); dw += 2; } return state_offset; } static inline uint32_t gen6_SCISSOR_RECT(struct ilo_builder *builder, const struct ilo_scissor_state *scissor, unsigned num_viewports) { const int state_align = 32; const int state_len = 2 * num_viewports; ILO_DEV_ASSERT(builder->dev, 6, 7.5); /* * From the Sandy Bridge PRM, volume 2 part 1, page 263: * * "The viewport-specific state used by the SF unit (SCISSOR_RECT) is * stored as an array of up to 16 elements..." */ assert(num_viewports && num_viewports <= 16); assert(Elements(scissor->payload) >= state_len); return ilo_builder_state_write(builder, ILO_BUILDER_ITEM_SCISSOR_RECT, state_align, state_len, scissor->payload); } static inline uint32_t gen6_COLOR_CALC_STATE(struct ilo_builder *builder, const struct pipe_stencil_ref *stencil_ref, ubyte alpha_ref, const struct pipe_blend_color *blend_color) { const int state_align = 64; const int state_len = 6; uint32_t state_offset, *dw; ILO_DEV_ASSERT(builder->dev, 6, 7.5); state_offset = ilo_builder_state_pointer(builder, ILO_BUILDER_ITEM_COLOR_CALC, state_align, state_len, &dw); dw[0] = stencil_ref->ref_value[0] << 24 | stencil_ref->ref_value[1] << 16 | GEN6_CC_DW0_ALPHATEST_UNORM8; dw[1] = alpha_ref; dw[2] = fui(blend_color->color[0]); dw[3] = fui(blend_color->color[1]); dw[4] = fui(blend_color->color[2]); dw[5] = fui(blend_color->color[3]); return state_offset; } static inline uint32_t gen6_DEPTH_STENCIL_STATE(struct ilo_builder *builder, const struct ilo_dsa_state *dsa) { const int state_align = 64; const int state_len = 3; ILO_DEV_ASSERT(builder->dev, 6, 7.5); STATIC_ASSERT(Elements(dsa->payload) >= state_len); return ilo_builder_state_write(builder, ILO_BUILDER_ITEM_DEPTH_STENCIL, state_align, state_len, dsa->payload); } static inline uint32_t gen6_BLEND_STATE(struct ilo_builder *builder, const struct ilo_blend_state *blend, const struct ilo_fb_state *fb, const struct ilo_dsa_state *dsa) { const int state_align = 64; int state_len; uint32_t state_offset, *dw; unsigned num_targets, i; ILO_DEV_ASSERT(builder->dev, 6, 7.5); /* * From the Sandy Bridge PRM, volume 2 part 1, page 376: * * "The blend state is stored as an array of up to 8 elements..." */ num_targets = fb->state.nr_cbufs; assert(num_targets <= 8); if (!num_targets) { if (!dsa->dw_alpha) return 0; /* to be able to reference alpha func */ num_targets = 1; } state_len = 2 * num_targets; state_offset = ilo_builder_state_pointer(builder, ILO_BUILDER_ITEM_BLEND, state_align, state_len, &dw); for (i = 0; i < num_targets; i++) { const unsigned idx = (blend->independent_blend_enable) ? i : 0; const struct ilo_blend_cso *cso = &blend->cso[idx]; const int num_samples = fb->num_samples; const struct util_format_description *format_desc = (idx < fb->state.nr_cbufs && fb->state.cbufs[idx]) ? util_format_description(fb->state.cbufs[idx]->format) : NULL; bool rt_is_unorm, rt_is_pure_integer, rt_dst_alpha_forced_one; rt_is_unorm = true; rt_is_pure_integer = false; rt_dst_alpha_forced_one = false; if (format_desc) { int ch; switch (format_desc->format) { case PIPE_FORMAT_B8G8R8X8_UNORM: /* force alpha to one when the HW format has alpha */ assert(ilo_translate_render_format(builder->dev, PIPE_FORMAT_B8G8R8X8_UNORM) == GEN6_FORMAT_B8G8R8A8_UNORM); rt_dst_alpha_forced_one = true; break; default: break; } for (ch = 0; ch < 4; ch++) { if (format_desc->channel[ch].type == UTIL_FORMAT_TYPE_VOID) continue; if (format_desc->channel[ch].pure_integer) { rt_is_unorm = false; rt_is_pure_integer = true; break; } if (!format_desc->channel[ch].normalized || format_desc->channel[ch].type != UTIL_FORMAT_TYPE_UNSIGNED) rt_is_unorm = false; } } dw[0] = cso->payload[0]; dw[1] = cso->payload[1]; if (!rt_is_pure_integer) { if (rt_dst_alpha_forced_one) dw[0] |= cso->dw_blend_dst_alpha_forced_one; else dw[0] |= cso->dw_blend; } /* * From the Sandy Bridge PRM, volume 2 part 1, page 365: * * "Logic Ops are only supported on *_UNORM surfaces (excluding * _SRGB variants), otherwise Logic Ops must be DISABLED." * * Since logicop is ignored for non-UNORM color buffers, no special care * is needed. */ if (rt_is_unorm) dw[1] |= cso->dw_logicop; /* * From the Sandy Bridge PRM, volume 2 part 1, page 356: * * "When NumSamples = 1, AlphaToCoverage and AlphaToCoverage * Dither both must be disabled." * * There is no such limitation on GEN7, or for AlphaToOne. But GL * requires that anyway. */ if (num_samples > 1) dw[1] |= cso->dw_alpha_mod; /* * From the Sandy Bridge PRM, volume 2 part 1, page 382: * * "Alpha Test can only be enabled if Pixel Shader outputs a float * alpha value." */ if (!rt_is_pure_integer) dw[1] |= dsa->dw_alpha; dw += 2; } return state_offset; } #endif /* ILO_BUILDER_3D_BOTTOM_H */