/* * Copyright © 2011 Intel Corporation * * 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. */ #include #include "intel_batchbuffer.h" #include "intel_mipmap_tree.h" #include "brw_context.h" #include "brw_state.h" #include "brw_blorp.h" /* 3DSTATE_URB_VS * 3DSTATE_URB_HS * 3DSTATE_URB_DS * 3DSTATE_URB_GS * * If the 3DSTATE_URB_VS is emitted, than the others must be also. * From the Ivybridge PRM, Volume 2 Part 1, section 1.7.1 3DSTATE_URB_VS: * * 3DSTATE_URB_HS, 3DSTATE_URB_DS, and 3DSTATE_URB_GS must also be * programmed in order for the programming of this state to be * valid. */ static void gen7_blorp_emit_urb_config(struct brw_context *brw) { unsigned urb_size = (brw->is_haswell && brw->gt == 3) ? 32 : 16; gen7_emit_push_constant_state(brw, urb_size / 2 /* vs_size */, 0 /* hs_size */, 0 /* ds_size */, 0 /* gs_size */, urb_size / 2 /* fs_size */); gen7_emit_urb_state(brw, brw->urb.min_vs_entries /* num_vs_entries */, 2 /* vs_size */, 2 /* vs_start */, 0 /* num_hs_entries */, 1 /* hs_size */, 2 /* hs_start */, 0 /* num_ds_entries */, 1 /* ds_size */, 2 /* ds_start */, 0 /* num_gs_entries */, 1 /* gs_size */, 2 /* gs_start */); } /* 3DSTATE_BLEND_STATE_POINTERS */ static void gen7_blorp_emit_blend_state_pointer(struct brw_context *brw, uint32_t cc_blend_state_offset) { BEGIN_BATCH(2); OUT_BATCH(_3DSTATE_BLEND_STATE_POINTERS << 16 | (2 - 2)); OUT_BATCH(cc_blend_state_offset | 1); ADVANCE_BATCH(); } /* 3DSTATE_CC_STATE_POINTERS */ static void gen7_blorp_emit_cc_state_pointer(struct brw_context *brw, uint32_t cc_state_offset) { BEGIN_BATCH(2); OUT_BATCH(_3DSTATE_CC_STATE_POINTERS << 16 | (2 - 2)); OUT_BATCH(cc_state_offset | 1); ADVANCE_BATCH(); } static void gen7_blorp_emit_cc_viewport(struct brw_context *brw) { struct brw_cc_viewport *ccv; uint32_t cc_vp_offset; ccv = (struct brw_cc_viewport *)brw_state_batch(brw, AUB_TRACE_CC_VP_STATE, sizeof(*ccv), 32, &cc_vp_offset); ccv->min_depth = 0.0; ccv->max_depth = 1.0; BEGIN_BATCH(2); OUT_BATCH(_3DSTATE_VIEWPORT_STATE_POINTERS_CC << 16 | (2 - 2)); OUT_BATCH(cc_vp_offset); ADVANCE_BATCH(); } /* 3DSTATE_DEPTH_STENCIL_STATE_POINTERS * * The offset is relative to CMD_STATE_BASE_ADDRESS.DynamicStateBaseAddress. */ static void gen7_blorp_emit_depth_stencil_state_pointers(struct brw_context *brw, uint32_t depthstencil_offset) { BEGIN_BATCH(2); OUT_BATCH(_3DSTATE_DEPTH_STENCIL_STATE_POINTERS << 16 | (2 - 2)); OUT_BATCH(depthstencil_offset | 1); ADVANCE_BATCH(); } /* SURFACE_STATE for renderbuffer or texture surface (see * brw_update_renderbuffer_surface and brw_update_texture_surface) */ static uint32_t gen7_blorp_emit_surface_state(struct brw_context *brw, const brw_blorp_surface_info *surface, uint32_t read_domains, uint32_t write_domain, bool is_render_target) { uint32_t wm_surf_offset; uint32_t width = surface->width; uint32_t height = surface->height; /* Note: since gen7 uses INTEL_MSAA_LAYOUT_CMS or INTEL_MSAA_LAYOUT_UMS for * color surfaces, width and height are measured in pixels; we don't need * to divide them by 2 as we do for Gen6 (see * gen6_blorp_emit_surface_state). */ struct intel_mipmap_tree *mt = surface->mt; uint32_t tile_x, tile_y; const uint8_t mocs = GEN7_MOCS_L3; uint32_t tiling = surface->map_stencil_as_y_tiled ? I915_TILING_Y : mt->tiling; uint32_t *surf = (uint32_t *) brw_state_batch(brw, AUB_TRACE_SURFACE_STATE, 8 * 4, 32, &wm_surf_offset); memset(surf, 0, 8 * 4); surf[0] = BRW_SURFACE_2D << BRW_SURFACE_TYPE_SHIFT | surface->brw_surfaceformat << BRW_SURFACE_FORMAT_SHIFT | gen7_surface_tiling_mode(tiling); if (surface->mt->valign == 4) surf[0] |= GEN7_SURFACE_VALIGN_4; if (surface->mt->halign == 8) surf[0] |= GEN7_SURFACE_HALIGN_8; if (surface->array_layout == ALL_SLICES_AT_EACH_LOD) surf[0] |= GEN7_SURFACE_ARYSPC_LOD0; else surf[0] |= GEN7_SURFACE_ARYSPC_FULL; /* reloc */ surf[1] = surface->compute_tile_offsets(&tile_x, &tile_y) + mt->bo->offset64; /* Note that the low bits of these fields are missing, so * there's the possibility of getting in trouble. */ assert(tile_x % 4 == 0); assert(tile_y % 2 == 0); surf[5] = SET_FIELD(tile_x / 4, BRW_SURFACE_X_OFFSET) | SET_FIELD(tile_y / 2, BRW_SURFACE_Y_OFFSET) | SET_FIELD(mocs, GEN7_SURFACE_MOCS); surf[2] = SET_FIELD(width - 1, GEN7_SURFACE_WIDTH) | SET_FIELD(height - 1, GEN7_SURFACE_HEIGHT); uint32_t pitch_bytes = mt->pitch; if (surface->map_stencil_as_y_tiled) pitch_bytes *= 2; surf[3] = pitch_bytes - 1; surf[4] = gen7_surface_msaa_bits(surface->num_samples, surface->msaa_layout); if (surface->mt->mcs_mt) { gen7_set_surface_mcs_info(brw, surf, wm_surf_offset, surface->mt->mcs_mt, is_render_target); } surf[7] = surface->mt->fast_clear_color_value; if (brw->is_haswell) { surf[7] |= (SET_FIELD(HSW_SCS_RED, GEN7_SURFACE_SCS_R) | SET_FIELD(HSW_SCS_GREEN, GEN7_SURFACE_SCS_G) | SET_FIELD(HSW_SCS_BLUE, GEN7_SURFACE_SCS_B) | SET_FIELD(HSW_SCS_ALPHA, GEN7_SURFACE_SCS_A)); } /* Emit relocation to surface contents */ drm_intel_bo_emit_reloc(brw->batch.bo, wm_surf_offset + 4, mt->bo, surf[1] - mt->bo->offset64, read_domains, write_domain); gen7_check_surface_setup(surf, is_render_target); return wm_surf_offset; } /* 3DSTATE_VS * * Disable vertex shader. */ static void gen7_blorp_emit_vs_disable(struct brw_context *brw) { BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_CONSTANT_VS << 16 | (7 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); BEGIN_BATCH(6); OUT_BATCH(_3DSTATE_VS << 16 | (6 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } /* 3DSTATE_HS * * Disable the hull shader. */ static void gen7_blorp_emit_hs_disable(struct brw_context *brw) { BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_CONSTANT_HS << 16 | (7 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_HS << 16 | (7 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } /* 3DSTATE_TE * * Disable the tesselation engine. */ static void gen7_blorp_emit_te_disable(struct brw_context *brw) { BEGIN_BATCH(4); OUT_BATCH(_3DSTATE_TE << 16 | (4 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } /* 3DSTATE_DS * * Disable the domain shader. */ static void gen7_blorp_emit_ds_disable(struct brw_context *brw) { BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_CONSTANT_DS << 16 | (7 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); BEGIN_BATCH(6); OUT_BATCH(_3DSTATE_DS << 16 | (6 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } /* 3DSTATE_GS * * Disable the geometry shader. */ static void gen7_blorp_emit_gs_disable(struct brw_context *brw) { BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_CONSTANT_GS << 16 | (7 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); /** * From Graphics BSpec: 3D-Media-GPGPU Engine > 3D Pipeline Stages > * Geometry > Geometry Shader > State: * * "Note: Because of corruption in IVB:GT2, software needs to flush the * whole fixed function pipeline when the GS enable changes value in * the 3DSTATE_GS." * * The hardware architects have clarified that in this context "flush the * whole fixed function pipeline" means to emit a PIPE_CONTROL with the "CS * Stall" bit set. */ if (!brw->is_haswell && brw->gt == 2 && brw->gs.enabled) gen7_emit_cs_stall_flush(brw); BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_GS << 16 | (7 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); brw->gs.enabled = false; } /* 3DSTATE_STREAMOUT * * Disable streamout. */ static void gen7_blorp_emit_streamout_disable(struct brw_context *brw) { BEGIN_BATCH(3); OUT_BATCH(_3DSTATE_STREAMOUT << 16 | (3 - 2)); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } static void gen7_blorp_emit_sf_config(struct brw_context *brw, const brw_blorp_params *params) { /* 3DSTATE_SF * * Disable ViewportTransformEnable (dw1.1) * * From the SandyBridge PRM, Volume 2, Part 1, Section 1.3, "3D * Primitives Overview": * RECTLIST: Viewport Mapping must be DISABLED (as is typical with the * use of screen- space coordinates). * * A solid rectangle must be rendered, so set FrontFaceFillMode (dw1.6:5) * and BackFaceFillMode (dw1.4:3) to SOLID(0). * * From the Sandy Bridge PRM, Volume 2, Part 1, Section * 6.4.1.1 3DSTATE_SF, Field FrontFaceFillMode: * SOLID: Any triangle or rectangle object found to be front-facing * is rendered as a solid object. This setting is required when * (rendering rectangle (RECTLIST) objects. */ { BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_SF << 16 | (7 - 2)); OUT_BATCH(params->depth_format << GEN7_SF_DEPTH_BUFFER_SURFACE_FORMAT_SHIFT); OUT_BATCH(params->dst.num_samples > 1 ? GEN6_SF_MSRAST_ON_PATTERN : 0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } /* 3DSTATE_SBE */ { BEGIN_BATCH(14); OUT_BATCH(_3DSTATE_SBE << 16 | (14 - 2)); OUT_BATCH(GEN7_SBE_SWIZZLE_ENABLE | params->num_varyings << GEN7_SBE_NUM_OUTPUTS_SHIFT | 1 << GEN7_SBE_URB_ENTRY_READ_LENGTH_SHIFT | BRW_SF_URB_ENTRY_READ_OFFSET << GEN7_SBE_URB_ENTRY_READ_OFFSET_SHIFT); for (int i = 0; i < 12; ++i) OUT_BATCH(0); ADVANCE_BATCH(); } } /** * Disable thread dispatch (dw5.19) and enable the HiZ op. */ static void gen7_blorp_emit_wm_config(struct brw_context *brw, const brw_blorp_params *params, brw_blorp_prog_data *prog_data) { uint32_t dw1 = 0, dw2 = 0; switch (params->hiz_op) { case GEN6_HIZ_OP_DEPTH_CLEAR: dw1 |= GEN7_WM_DEPTH_CLEAR; break; case GEN6_HIZ_OP_DEPTH_RESOLVE: dw1 |= GEN7_WM_DEPTH_RESOLVE; break; case GEN6_HIZ_OP_HIZ_RESOLVE: dw1 |= GEN7_WM_HIERARCHICAL_DEPTH_RESOLVE; break; case GEN6_HIZ_OP_NONE: break; default: unreachable("not reached"); } dw1 |= GEN7_WM_LINE_AA_WIDTH_1_0; dw1 |= GEN7_WM_LINE_END_CAP_AA_WIDTH_0_5; dw1 |= 0 << GEN7_WM_BARYCENTRIC_INTERPOLATION_MODE_SHIFT; /* No interp */ if (params->use_wm_prog) { dw1 |= GEN7_WM_KILL_ENABLE; /* TODO: temporarily smash on */ dw1 |= GEN7_WM_DISPATCH_ENABLE; /* We are rendering */ } if (params->dst.num_samples > 1) { dw1 |= GEN7_WM_MSRAST_ON_PATTERN; if (prog_data && prog_data->persample_msaa_dispatch) dw2 |= GEN7_WM_MSDISPMODE_PERSAMPLE; else dw2 |= GEN7_WM_MSDISPMODE_PERPIXEL; } else { dw1 |= GEN7_WM_MSRAST_OFF_PIXEL; dw2 |= GEN7_WM_MSDISPMODE_PERSAMPLE; } BEGIN_BATCH(3); OUT_BATCH(_3DSTATE_WM << 16 | (3 - 2)); OUT_BATCH(dw1); OUT_BATCH(dw2); ADVANCE_BATCH(); } /** * 3DSTATE_PS * * Pixel shader dispatch is disabled above in 3DSTATE_WM, dw1.29. Despite * that, thread dispatch info must still be specified. * - Maximum Number of Threads (dw4.24:31) must be nonzero, as the * valid range for this field is [0x3, 0x2f]. * - A dispatch mode must be given; that is, at least one of the * "N Pixel Dispatch Enable" (N=8,16,32) fields must be set. This was * discovered through simulator error messages. */ static void gen7_blorp_emit_ps_config(struct brw_context *brw, const brw_blorp_params *params, uint32_t prog_offset, brw_blorp_prog_data *prog_data) { uint32_t dw2, dw4, dw5; const int max_threads_shift = brw->is_haswell ? HSW_PS_MAX_THREADS_SHIFT : IVB_PS_MAX_THREADS_SHIFT; dw2 = dw4 = dw5 = 0; dw4 |= (brw->max_wm_threads - 1) << max_threads_shift; /* If there's a WM program, we need to do 16-pixel dispatch since that's * what the program is compiled for. If there isn't, then it shouldn't * matter because no program is actually being run. However, the hardware * gets angry if we don't enable at least one dispatch mode, so just enable * 16-pixel dispatch unconditionally. */ dw4 |= GEN7_PS_16_DISPATCH_ENABLE; if (brw->is_haswell) dw4 |= SET_FIELD(1, HSW_PS_SAMPLE_MASK); /* 1 sample for now */ if (params->use_wm_prog) { dw2 |= 1 << GEN7_PS_SAMPLER_COUNT_SHIFT; /* Up to 4 samplers */ dw4 |= GEN7_PS_PUSH_CONSTANT_ENABLE; dw5 |= prog_data->first_curbe_grf << GEN7_PS_DISPATCH_START_GRF_SHIFT_0; } BEGIN_BATCH(8); OUT_BATCH(_3DSTATE_PS << 16 | (8 - 2)); OUT_BATCH(params->use_wm_prog ? prog_offset : 0); OUT_BATCH(dw2); OUT_BATCH(0); OUT_BATCH(dw4); OUT_BATCH(dw5); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } static void gen7_blorp_emit_binding_table_pointers_ps(struct brw_context *brw, uint32_t wm_bind_bo_offset) { BEGIN_BATCH(2); OUT_BATCH(_3DSTATE_BINDING_TABLE_POINTERS_PS << 16 | (2 - 2)); OUT_BATCH(wm_bind_bo_offset); ADVANCE_BATCH(); } static void gen7_blorp_emit_sampler_state_pointers_ps(struct brw_context *brw, uint32_t sampler_offset) { BEGIN_BATCH(2); OUT_BATCH(_3DSTATE_SAMPLER_STATE_POINTERS_PS << 16 | (2 - 2)); OUT_BATCH(sampler_offset); ADVANCE_BATCH(); } static void gen7_blorp_emit_constant_ps(struct brw_context *brw, uint32_t wm_push_const_offset) { const uint8_t mocs = GEN7_MOCS_L3; /* Make sure the push constants fill an exact integer number of * registers. */ assert(sizeof(brw_blorp_wm_push_constants) % 32 == 0); /* There must be at least one register worth of push constant data. */ assert(BRW_BLORP_NUM_PUSH_CONST_REGS > 0); /* Enable push constant buffer 0. */ BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_CONSTANT_PS << 16 | (7 - 2)); OUT_BATCH(BRW_BLORP_NUM_PUSH_CONST_REGS); OUT_BATCH(0); OUT_BATCH(wm_push_const_offset | mocs); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } static void gen7_blorp_emit_constant_ps_disable(struct brw_context *brw) { BEGIN_BATCH(7); OUT_BATCH(_3DSTATE_CONSTANT_PS << 16 | (7 - 2)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } static void gen7_blorp_emit_depth_stencil_config(struct brw_context *brw, const brw_blorp_params *params) { const uint8_t mocs = GEN7_MOCS_L3; uint32_t surfwidth, surfheight; uint32_t surftype; unsigned int depth = MAX2(params->depth.mt->logical_depth0, 1); unsigned int min_array_element; GLenum gl_target = params->depth.mt->target; unsigned int lod; switch (gl_target) { case GL_TEXTURE_CUBE_MAP_ARRAY: case GL_TEXTURE_CUBE_MAP: /* The PRM claims that we should use BRW_SURFACE_CUBE for this * situation, but experiments show that gl_Layer doesn't work when we do * this. So we use BRW_SURFACE_2D, since for rendering purposes this is * equivalent. */ surftype = BRW_SURFACE_2D; depth *= 6; break; default: surftype = translate_tex_target(gl_target); break; } min_array_element = params->depth.layer; if (params->depth.mt->num_samples > 1) { /* Convert physical layer to logical layer. */ min_array_element /= params->depth.mt->num_samples; } lod = params->depth.level - params->depth.mt->first_level; if (params->hiz_op != GEN6_HIZ_OP_NONE && lod == 0) { /* HIZ ops for lod 0 may set the width & height a little * larger to allow the fast depth clear to fit the hardware * alignment requirements. (8x4) */ surfwidth = params->depth.width; surfheight = params->depth.height; } else { surfwidth = params->depth.mt->logical_width0; surfheight = params->depth.mt->logical_height0; } /* 3DSTATE_DEPTH_BUFFER */ { brw_emit_depth_stall_flushes(brw); BEGIN_BATCH(7); OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER << 16 | (7 - 2)); OUT_BATCH((params->depth.mt->pitch - 1) | params->depth_format << 18 | 1 << 22 | /* hiz enable */ 1 << 28 | /* depth write */ surftype << 29); OUT_RELOC(params->depth.mt->bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0); OUT_BATCH((surfwidth - 1) << 4 | (surfheight - 1) << 18 | lod); OUT_BATCH(((depth - 1) << 21) | (min_array_element << 10) | mocs); OUT_BATCH(0); OUT_BATCH((depth - 1) << 21); ADVANCE_BATCH(); } /* 3DSTATE_HIER_DEPTH_BUFFER */ { struct intel_miptree_aux_buffer *hiz_buf = params->depth.mt->hiz_buf; BEGIN_BATCH(3); OUT_BATCH((GEN7_3DSTATE_HIER_DEPTH_BUFFER << 16) | (3 - 2)); OUT_BATCH((mocs << 25) | (hiz_buf->pitch - 1)); OUT_RELOC(hiz_buf->bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0); ADVANCE_BATCH(); } /* 3DSTATE_STENCIL_BUFFER */ { BEGIN_BATCH(3); OUT_BATCH((GEN7_3DSTATE_STENCIL_BUFFER << 16) | (3 - 2)); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } } static void gen7_blorp_emit_depth_disable(struct brw_context *brw) { brw_emit_depth_stall_flushes(brw); BEGIN_BATCH(7); OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER << 16 | (7 - 2)); OUT_BATCH(BRW_DEPTHFORMAT_D32_FLOAT << 18 | (BRW_SURFACE_NULL << 29)); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); BEGIN_BATCH(3); OUT_BATCH(GEN7_3DSTATE_HIER_DEPTH_BUFFER << 16 | (3 - 2)); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); BEGIN_BATCH(3); OUT_BATCH(GEN7_3DSTATE_STENCIL_BUFFER << 16 | (3 - 2)); OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } /* 3DSTATE_CLEAR_PARAMS * * From the Ivybridge PRM, Volume 2 Part 1, Section 11.5.5.4 * 3DSTATE_CLEAR_PARAMS: * 3DSTATE_CLEAR_PARAMS must always be programmed in the along * with the other Depth/Stencil state commands(i.e. 3DSTATE_DEPTH_BUFFER, * 3DSTATE_STENCIL_BUFFER, or 3DSTATE_HIER_DEPTH_BUFFER). */ static void gen7_blorp_emit_clear_params(struct brw_context *brw, const brw_blorp_params *params) { BEGIN_BATCH(3); OUT_BATCH(GEN7_3DSTATE_CLEAR_PARAMS << 16 | (3 - 2)); OUT_BATCH(params->depth.mt ? params->depth.mt->depth_clear_value : 0); OUT_BATCH(GEN7_DEPTH_CLEAR_VALID); ADVANCE_BATCH(); } /* 3DPRIMITIVE */ static void gen7_blorp_emit_primitive(struct brw_context *brw, const brw_blorp_params *params) { BEGIN_BATCH(7); OUT_BATCH(CMD_3D_PRIM << 16 | (7 - 2)); OUT_BATCH(GEN7_3DPRIM_VERTEXBUFFER_ACCESS_SEQUENTIAL | _3DPRIM_RECTLIST); OUT_BATCH(3); /* vertex count per instance */ OUT_BATCH(0); OUT_BATCH(params->num_layers); /* instance count */ OUT_BATCH(0); OUT_BATCH(0); ADVANCE_BATCH(); } /** * \copydoc gen6_blorp_exec() */ void gen7_blorp_exec(struct brw_context *brw, const brw_blorp_params *params) { if (brw->gen >= 8) return; brw_blorp_prog_data *prog_data = NULL; uint32_t cc_blend_state_offset = 0; uint32_t cc_state_offset = 0; uint32_t depthstencil_offset; uint32_t wm_push_const_offset = 0; uint32_t wm_bind_bo_offset = 0; uint32_t sampler_offset = 0; uint32_t prog_offset = params->get_wm_prog(brw, &prog_data); gen6_emit_3dstate_multisample(brw, params->dst.num_samples); gen6_emit_3dstate_sample_mask(brw, params->dst.num_samples > 1 ? (1 << params->dst.num_samples) - 1 : 1); gen6_blorp_emit_state_base_address(brw, params); gen6_blorp_emit_vertices(brw, params); gen7_blorp_emit_urb_config(brw); if (params->use_wm_prog) { cc_blend_state_offset = gen6_blorp_emit_blend_state(brw, params); cc_state_offset = gen6_blorp_emit_cc_state(brw); gen7_blorp_emit_blend_state_pointer(brw, cc_blend_state_offset); gen7_blorp_emit_cc_state_pointer(brw, cc_state_offset); } depthstencil_offset = gen6_blorp_emit_depth_stencil_state(brw, params); gen7_blorp_emit_depth_stencil_state_pointers(brw, depthstencil_offset); if (brw->use_resource_streamer) gen7_disable_hw_binding_tables(brw); if (params->use_wm_prog) { uint32_t wm_surf_offset_renderbuffer; uint32_t wm_surf_offset_texture = 0; wm_push_const_offset = gen6_blorp_emit_wm_constants(brw, params); intel_miptree_used_for_rendering(params->dst.mt); wm_surf_offset_renderbuffer = gen7_blorp_emit_surface_state(brw, ¶ms->dst, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, true /* is_render_target */); if (params->src.mt) { wm_surf_offset_texture = gen7_blorp_emit_surface_state(brw, ¶ms->src, I915_GEM_DOMAIN_SAMPLER, 0, false /* is_render_target */); } wm_bind_bo_offset = gen6_blorp_emit_binding_table(brw, wm_surf_offset_renderbuffer, wm_surf_offset_texture); sampler_offset = gen6_blorp_emit_sampler_state(brw, BRW_MAPFILTER_LINEAR, 0, true); } gen7_blorp_emit_vs_disable(brw); gen7_blorp_emit_hs_disable(brw); gen7_blorp_emit_te_disable(brw); gen7_blorp_emit_ds_disable(brw); gen7_blorp_emit_gs_disable(brw); gen7_blorp_emit_streamout_disable(brw); gen6_blorp_emit_clip_disable(brw); gen7_blorp_emit_sf_config(brw, params); gen7_blorp_emit_wm_config(brw, params, prog_data); if (params->use_wm_prog) { gen7_blorp_emit_binding_table_pointers_ps(brw, wm_bind_bo_offset); gen7_blorp_emit_sampler_state_pointers_ps(brw, sampler_offset); gen7_blorp_emit_constant_ps(brw, wm_push_const_offset); } else { gen7_blorp_emit_constant_ps_disable(brw); } gen7_blorp_emit_ps_config(brw, params, prog_offset, prog_data); gen7_blorp_emit_cc_viewport(brw); if (params->depth.mt) gen7_blorp_emit_depth_stencil_config(brw, params); else gen7_blorp_emit_depth_disable(brw); gen7_blorp_emit_clear_params(brw, params); gen6_blorp_emit_drawing_rectangle(brw, params); gen7_blorp_emit_primitive(brw, params); }