#include "intel_mipmap_tree.h"
#include "brw_context.h"
-#include "brw_defines.h"
#include "brw_state.h"
#include "blorp_priv.h"
-#include "vbo/vbo.h"
-#include "brw_draw.h"
-
-/* 3DSTATE_URB
- *
- * Assign the entire URB to the VS. Even though the VS disabled, URB space
- * is still needed because the clipper loads the VUE's from the URB. From
- * the Sandybridge PRM, Volume 2, Part 1, Section 3DSTATE,
- * Dword 1.15:0 "VS Number of URB Entries":
- * This field is always used (even if VS Function Enable is DISABLED).
- *
- * The warning below appears in the PRM (Section 3DSTATE_URB), but we can
- * safely ignore it because this batch contains only one draw call.
- * Because of URB corruption caused by allocating a previous GS unit
- * URB entry to the VS unit, software is required to send a “GS NULL
- * Fence” (Send URB fence with VS URB size == 1 and GS URB size == 0)
- * plus a dummy DRAW call before any case where VS will be taking over
- * GS URB space.
- */
-static void
-gen6_blorp_emit_urb_config(struct brw_context *brw,
- const struct brw_blorp_params *params)
-{
- BEGIN_BATCH(3);
- OUT_BATCH(_3DSTATE_URB << 16 | (3 - 2));
- OUT_BATCH(brw->urb.max_vs_entries << GEN6_URB_VS_ENTRIES_SHIFT);
- OUT_BATCH(0);
- ADVANCE_BATCH();
-}
+#define GEN_VERSIONx10 60
+#include "genxml/gen_macros.h"
-/* 3DSTATE_CC_STATE_POINTERS
- *
- * The pointer offsets are relative to
- * CMD_STATE_BASE_ADDRESS.DynamicStateBaseAddress.
- *
- * The HiZ op doesn't use BLEND_STATE or COLOR_CALC_STATE.
- */
-static void
-gen6_blorp_emit_cc_state_pointers(struct brw_context *brw,
- const struct brw_blorp_params *params,
- uint32_t cc_blend_state_offset,
- uint32_t depthstencil_offset,
- uint32_t cc_state_offset)
+static void *
+blorp_emit_dwords(struct brw_context *brw, unsigned n)
{
- BEGIN_BATCH(4);
- OUT_BATCH(_3DSTATE_CC_STATE_POINTERS << 16 | (4 - 2));
- OUT_BATCH(cc_blend_state_offset | 1); /* BLEND_STATE offset */
- OUT_BATCH(depthstencil_offset | 1); /* DEPTH_STENCIL_STATE offset */
- OUT_BATCH(cc_state_offset | 1); /* COLOR_CALC_STATE offset */
- ADVANCE_BATCH();
+ intel_batchbuffer_begin(brw, n, RENDER_RING);
+ uint32_t *map = brw->batch.map_next;
+ brw->batch.map_next += n;
+ intel_batchbuffer_advance(brw);
+ return map;
}
+struct blorp_address {
+ drm_intel_bo *buffer;
+ uint32_t read_domains;
+ uint32_t write_domain;
+ uint32_t offset;
+};
-/**
- * 3DSTATE_SAMPLER_STATE_POINTERS. See upload_sampler_state_pointers().
- */
-static void
-gen6_blorp_emit_sampler_state_pointers(struct brw_context *brw,
- uint32_t sampler_offset)
+static uint64_t
+blorp_emit_reloc(struct brw_context *brw, void *location,
+ struct blorp_address address, uint32_t delta)
{
- BEGIN_BATCH(4);
- OUT_BATCH(_3DSTATE_SAMPLER_STATE_POINTERS << 16 |
- VS_SAMPLER_STATE_CHANGE |
- GS_SAMPLER_STATE_CHANGE |
- PS_SAMPLER_STATE_CHANGE |
- (4 - 2));
- OUT_BATCH(0); /* VS */
- OUT_BATCH(0); /* GS */
- OUT_BATCH(sampler_offset);
- ADVANCE_BATCH();
+ uint32_t offset = (char *)location - (char *)brw->batch.map;
+ if (brw->gen >= 8) {
+ return intel_batchbuffer_reloc64(brw, address.buffer, offset,
+ address.read_domains,
+ address.write_domain,
+ address.offset + delta);
+ } else {
+ return intel_batchbuffer_reloc(brw, address.buffer, offset,
+ address.read_domains,
+ address.write_domain,
+ address.offset + delta);
+ }
}
+#define __gen_address_type struct blorp_address
+#define __gen_user_data struct brw_context
-/* 3DSTATE_VS
- *
- * Disable vertex shader.
- */
-static void
-gen6_blorp_emit_vs_disable(struct brw_context *brw,
- const struct brw_blorp_params *params)
+static uint64_t
+__gen_combine_address(struct brw_context *brw, void *location,
+ struct blorp_address address, uint32_t delta)
{
- /* From the BSpec, 3D Pipeline > Geometry > Vertex Shader > State,
- * 3DSTATE_VS, Dword 5.0 "VS Function Enable":
- *
- * [DevSNB] A pipeline flush must be programmed prior to a
- * 3DSTATE_VS command that causes the VS Function Enable to
- * toggle. Pipeline flush can be executed by sending a PIPE_CONTROL
- * command with CS stall bit set and a post sync operation.
- *
- * We've already done one at the start of the BLORP operation.
- */
-
- 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();
+ if (address.buffer == NULL) {
+ return address.offset + delta;
+ } else {
+ return blorp_emit_reloc(brw, location, address, delta);
+ }
}
+#include "genxml/genX_pack.h"
-/* 3DSTATE_GS
- *
- * Disable the geometry shader.
- */
-static void
-gen6_blorp_emit_gs_disable(struct brw_context *brw,
- const struct brw_blorp_params *params)
-{
- 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;
-}
+#define _blorp_cmd_length(cmd) cmd ## _length
+#define _blorp_cmd_header(cmd) cmd ## _header
+#define _blorp_cmd_pack(cmd) cmd ## _pack
+#define blorp_emit(brw, cmd, name) \
+ for (struct cmd name = { _blorp_cmd_header(cmd) }, \
+ *_dst = blorp_emit_dwords(brw, _blorp_cmd_length(cmd)); \
+ __builtin_expect(_dst != NULL, 1); \
+ _blorp_cmd_pack(cmd)(brw, (void *)_dst, &name), \
+ _dst = NULL)
-/* 3DSTATE_SF
- *
- * Disable ViewportTransformEnable (dw2.1)
- *
- * 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 (dw2.4:3)
- * and BackFaceFillMode (dw2.5:6) 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.
- */
static void
-gen6_blorp_emit_sf_config(struct brw_context *brw,
- const struct brw_blorp_params *params)
+blorp_emit_sf_config(struct brw_context *brw,
+ const struct brw_blorp_params *params)
{
- const unsigned num_varyings =
- params->wm_prog_data ? params->wm_prog_data->num_varying_inputs : 0;
- const unsigned urb_read_length =
- brw_blorp_get_urb_length(params->wm_prog_data);
-
- BEGIN_BATCH(20);
- OUT_BATCH(_3DSTATE_SF << 16 | (20 - 2));
- OUT_BATCH(num_varyings << GEN6_SF_NUM_OUTPUTS_SHIFT |
- urb_read_length << GEN6_SF_URB_ENTRY_READ_LENGTH_SHIFT |
- BRW_SF_URB_ENTRY_READ_OFFSET <<
- GEN6_SF_URB_ENTRY_READ_OFFSET_SHIFT);
- OUT_BATCH(0); /* dw2 */
- OUT_BATCH(params->dst.surf.samples > 1 ? GEN6_SF_MSRAST_ON_PATTERN : 0);
- for (int i = 0; i < 13; ++i)
- OUT_BATCH(0);
- OUT_BATCH(params->wm_prog_data ? params->wm_prog_data->flat_inputs : 0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
-}
+ const struct brw_blorp_prog_data *prog_data = params->wm_prog_data;
+ /* 3DSTATE_SF
+ *
+ * Disable ViewportTransformEnable (dw2.1)
+ *
+ * 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 (dw2.4:3)
+ * and BackFaceFillMode (dw2.5:6) 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.
+ */
+ blorp_emit(brw, GENX(3DSTATE_SF), sf) {
+ sf.FrontFaceFillMode = FILL_MODE_SOLID;
+ sf.BackFaceFillMode = FILL_MODE_SOLID;
+
+ sf.MultisampleRasterizationMode = params->dst.surf.samples > 1 ?
+ MSRASTMODE_ON_PATTERN : MSRASTMODE_OFF_PIXEL;
+
+ sf.VertexURBEntryReadOffset = BRW_SF_URB_ENTRY_READ_OFFSET;
+ if (prog_data) {
+ sf.NumberofSFOutputAttributes = prog_data->num_varying_inputs;
+ sf.VertexURBEntryReadLength = brw_blorp_get_urb_length(prog_data);
+ sf.ConstantInterpolationEnable = prog_data->flat_inputs;
+ } else {
+ sf.NumberofSFOutputAttributes = 0;
+ sf.VertexURBEntryReadLength = 1;
+ }
+ }
+}
-/**
- * Enable or disable thread dispatch and set the HiZ op appropriately.
- */
static void
-gen6_blorp_emit_wm_config(struct brw_context *brw,
- const struct brw_blorp_params *params)
+blorp_emit_wm_config(struct brw_context *brw,
+ const struct brw_blorp_params *params)
{
const struct brw_blorp_prog_data *prog_data = params->wm_prog_data;
- uint32_t dw2, dw4, dw5, dw6, ksp0, ksp2;
/* Even when thread dispatch is disabled, max threads (dw5.25:31) must be
* nonzero to prevent the GPU from hanging. While the documentation doesn't
* To be safe (and to minimize extraneous code) we go ahead and fully
* configure the WM state whether or not there is a WM program.
*/
+ blorp_emit(brw, GENX(3DSTATE_WM), wm) {
+ wm.MaximumNumberofThreads = brw->max_wm_threads - 1;
+
+ switch (params->hiz_op) {
+ case GEN6_HIZ_OP_DEPTH_CLEAR:
+ wm.DepthBufferClear = true;
+ break;
+ case GEN6_HIZ_OP_DEPTH_RESOLVE:
+ wm.DepthBufferResolveEnable = true;
+ break;
+ case GEN6_HIZ_OP_HIZ_RESOLVE:
+ wm.HierarchicalDepthBufferResolveEnable = true;
+ break;
+ case GEN6_HIZ_OP_NONE:
+ break;
+ default:
+ unreachable("not reached");
+ }
- dw2 = dw4 = dw5 = dw6 = ksp0 = ksp2 = 0;
- switch (params->hiz_op) {
- case GEN6_HIZ_OP_DEPTH_CLEAR:
- dw4 |= GEN6_WM_DEPTH_CLEAR;
- break;
- case GEN6_HIZ_OP_DEPTH_RESOLVE:
- dw4 |= GEN6_WM_DEPTH_RESOLVE;
- break;
- case GEN6_HIZ_OP_HIZ_RESOLVE:
- dw4 |= GEN6_WM_HIERARCHICAL_DEPTH_RESOLVE;
- break;
- case GEN6_HIZ_OP_NONE:
- break;
- default:
- unreachable("not reached");
- }
- dw5 |= (brw->max_wm_threads - 1) << GEN6_WM_MAX_THREADS_SHIFT;
- dw6 |= 0 << GEN6_WM_BARYCENTRIC_INTERPOLATION_MODE_SHIFT; /* No interp */
- dw6 |= (params->wm_prog_data ? prog_data->num_varying_inputs : 0) <<
- GEN6_WM_NUM_SF_OUTPUTS_SHIFT;
+ if (prog_data) {
+ wm.ThreadDispatchEnable = true;
- if (params->wm_prog_data) {
- dw5 |= GEN6_WM_DISPATCH_ENABLE; /* We are rendering */
+ wm.DispatchGRFStartRegisterforConstantSetupData0 =
+ prog_data->first_curbe_grf_0;
+ wm.DispatchGRFStartRegisterforConstantSetupData2 =
+ prog_data->first_curbe_grf_2;
- dw4 |= prog_data->first_curbe_grf_0 << GEN6_WM_DISPATCH_START_GRF_SHIFT_0;
- dw4 |= prog_data->first_curbe_grf_2 << GEN6_WM_DISPATCH_START_GRF_SHIFT_2;
+ wm.KernelStartPointer0 = params->wm_prog_kernel;
+ wm.KernelStartPointer2 =
+ params->wm_prog_kernel + prog_data->ksp_offset_2;
- ksp0 = params->wm_prog_kernel;
- ksp2 = params->wm_prog_kernel + params->wm_prog_data->ksp_offset_2;
+ wm._8PixelDispatchEnable = prog_data->dispatch_8;
+ wm._16PixelDispatchEnable = prog_data->dispatch_16;
- if (params->wm_prog_data->dispatch_8)
- dw5 |= GEN6_WM_8_DISPATCH_ENABLE;
- if (params->wm_prog_data->dispatch_16)
- dw5 |= GEN6_WM_16_DISPATCH_ENABLE;
- }
+ wm.NumberofSFOutputAttributes = prog_data->num_varying_inputs;
+ }
- if (params->src.bo) {
- dw5 |= GEN6_WM_KILL_ENABLE; /* TODO: temporarily smash on */
- dw2 |= 1 << GEN6_WM_SAMPLER_COUNT_SHIFT; /* Up to 4 samplers */
- }
+ if (params->src.bo) {
+ wm.SamplerCount = 1; /* Up to 4 samplers */
+ wm.PixelShaderKillPixel = true; /* TODO: temporarily smash on */
+ }
- if (params->dst.surf.samples > 1) {
- dw6 |= GEN6_WM_MSRAST_ON_PATTERN;
- if (prog_data && prog_data->persample_msaa_dispatch)
- dw6 |= GEN6_WM_MSDISPMODE_PERSAMPLE;
- else
- dw6 |= GEN6_WM_MSDISPMODE_PERPIXEL;
- } else {
- dw6 |= GEN6_WM_MSRAST_OFF_PIXEL;
- dw6 |= GEN6_WM_MSDISPMODE_PERSAMPLE;
+ if (params->dst.surf.samples > 1) {
+ wm.MultisampleRasterizationMode = MSRASTMODE_ON_PATTERN;
+ wm.MultisampleDispatchMode =
+ (prog_data && prog_data->persample_msaa_dispatch) ?
+ MSDISPMODE_PERSAMPLE : MSDISPMODE_PERPIXEL;
+ } else {
+ wm.MultisampleRasterizationMode = MSRASTMODE_OFF_PIXEL;
+ wm.MultisampleDispatchMode = MSDISPMODE_PERSAMPLE;
+ }
}
-
- BEGIN_BATCH(9);
- OUT_BATCH(_3DSTATE_WM << 16 | (9 - 2));
- OUT_BATCH(ksp0);
- OUT_BATCH(dw2);
- OUT_BATCH(0); /* No scratch needed */
- OUT_BATCH(dw4);
- OUT_BATCH(dw5);
- OUT_BATCH(dw6);
- OUT_BATCH(0); /* kernel 1 pointer */
- OUT_BATCH(ksp2);
- ADVANCE_BATCH();
}
-static void
-gen6_blorp_emit_constant_disable(struct brw_context *brw, unsigned opcode)
-{
- /* Disable the push constant buffers. */
- BEGIN_BATCH(5);
- OUT_BATCH(opcode << 16 | (5 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
-}
-/**
- * 3DSTATE_BINDING_TABLE_POINTERS
- */
static void
-gen6_blorp_emit_binding_table_pointers(struct brw_context *brw,
- uint32_t wm_bind_bo_offset)
+blorp_emit_depth_stencil_config(struct brw_context *brw,
+ const struct brw_blorp_params *params)
{
- BEGIN_BATCH(4);
- OUT_BATCH(_3DSTATE_BINDING_TABLE_POINTERS << 16 |
- GEN6_BINDING_TABLE_MODIFY_PS |
- (4 - 2));
- OUT_BATCH(0); /* vs -- ignored */
- OUT_BATCH(0); /* gs -- ignored */
- OUT_BATCH(wm_bind_bo_offset); /* wm/ps */
- ADVANCE_BATCH();
-}
+ brw_emit_depth_stall_flushes(brw);
+ blorp_emit(brw, GENX(3DSTATE_DEPTH_BUFFER), db) {
+ switch (params->depth.surf.dim) {
+ case ISL_SURF_DIM_1D:
+ db.SurfaceType = SURFTYPE_1D;
+ break;
+ case ISL_SURF_DIM_2D:
+ db.SurfaceType = SURFTYPE_2D;
+ break;
+ case ISL_SURF_DIM_3D:
+ db.SurfaceType = SURFTYPE_3D;
+ break;
+ }
-static void
-gen6_blorp_emit_depth_stencil_config(struct brw_context *brw,
- const struct brw_blorp_params *params)
-{
- uint32_t surftype;
-
- switch (params->depth.surf.dim) {
- case ISL_SURF_DIM_1D:
- surftype = BRW_SURFACE_1D;
- break;
- case ISL_SURF_DIM_2D:
- surftype = BRW_SURFACE_2D;
- break;
- case ISL_SURF_DIM_3D:
- surftype = BRW_SURFACE_3D;
- break;
- }
+ db.SurfaceFormat = params->depth_format;
- /* 3DSTATE_DEPTH_BUFFER */
- {
- brw_emit_depth_stall_flushes(brw);
+ db.TiledSurface = true;
+ db.TileWalk = TILEWALK_YMAJOR;
+ db.MIPMapLayoutMode = MIPLAYOUT_BELOW;
- unsigned depth = MAX2(params->depth.surf.logical_level0_px.depth,
- params->depth.surf.logical_level0_px.array_len);
-
- BEGIN_BATCH(7);
- /* 3DSTATE_DEPTH_BUFFER dw0 */
- OUT_BATCH(_3DSTATE_DEPTH_BUFFER << 16 | (7 - 2));
-
- /* 3DSTATE_DEPTH_BUFFER dw1 */
- OUT_BATCH((params->depth.surf.row_pitch - 1) |
- params->depth_format << 18 |
- 1 << 21 | /* separate stencil enable */
- 1 << 22 | /* hiz enable */
- BRW_TILEWALK_YMAJOR << 26 |
- 1 << 27 | /* y-tiled */
- surftype << 29);
-
- /* 3DSTATE_DEPTH_BUFFER dw2 */
- OUT_RELOC(params->depth.bo,
- I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER,
- params->depth.offset);
-
- /* 3DSTATE_DEPTH_BUFFER dw3 */
- OUT_BATCH(BRW_SURFACE_MIPMAPLAYOUT_BELOW << 1 |
- (params->depth.surf.logical_level0_px.width - 1) << 6 |
- (params->depth.surf.logical_level0_px.height - 1) << 19 |
- params->depth.view.base_level << 2);
-
- /* 3DSTATE_DEPTH_BUFFER dw4 */
- OUT_BATCH((depth - 1) << 21 |
- params->depth.view.base_array_layer << 10 |
- (depth - 1) << 1);
-
- /* 3DSTATE_DEPTH_BUFFER dw5 */
- OUT_BATCH(0);
-
- /* 3DSTATE_DEPTH_BUFFER dw6 */
- OUT_BATCH(0);
- ADVANCE_BATCH();
- }
+ db.HierarchicalDepthBufferEnable = true;
+ db.SeparateStencilBufferEnable = true;
- /* 3DSTATE_HIER_DEPTH_BUFFER */
- {
- BEGIN_BATCH(3);
- OUT_BATCH((_3DSTATE_HIER_DEPTH_BUFFER << 16) | (3 - 2));
- OUT_BATCH(params->depth.aux_surf.row_pitch - 1);
- OUT_RELOC(params->depth.aux_bo,
- I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER,
- params->depth.aux_offset);
- ADVANCE_BATCH();
- }
+ db.Width = params->depth.surf.logical_level0_px.width - 1;
+ db.Height = params->depth.surf.logical_level0_px.height - 1;
+ db.RenderTargetViewExtent = db.Depth =
+ MAX2(params->depth.surf.logical_level0_px.depth,
+ params->depth.surf.logical_level0_px.array_len) - 1;
- /* 3DSTATE_STENCIL_BUFFER */
- {
- BEGIN_BATCH(3);
- OUT_BATCH((_3DSTATE_STENCIL_BUFFER << 16) | (3 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
- }
-}
+ db.LOD = params->depth.view.base_level;
+ db.MinimumArrayElement = params->depth.view.base_array_layer;
+ db.SurfacePitch = params->depth.surf.row_pitch - 1;
+ db.SurfaceBaseAddress = (struct blorp_address) {
+ .buffer = params->depth.bo,
+ .read_domains = I915_GEM_DOMAIN_RENDER,
+ .write_domain = I915_GEM_DOMAIN_RENDER,
+ .offset = params->depth.offset,
+ };
+ }
-static void
-gen6_blorp_emit_depth_disable(struct brw_context *brw,
- const struct brw_blorp_params *params)
-{
- brw_emit_depth_stall_flushes(brw);
+ blorp_emit(brw, GENX(3DSTATE_HIER_DEPTH_BUFFER), hiz) {
+ hiz.SurfacePitch = params->depth.aux_surf.row_pitch - 1;
+ hiz.SurfaceBaseAddress = (struct blorp_address) {
+ .buffer = params->depth.aux_bo,
+ .read_domains = I915_GEM_DOMAIN_RENDER,
+ .write_domain = I915_GEM_DOMAIN_RENDER,
+ .offset = params->depth.aux_offset,
+ };
+ }
- BEGIN_BATCH(7);
- OUT_BATCH(_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(_3DSTATE_HIER_DEPTH_BUFFER << 16 | (3 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
-
- BEGIN_BATCH(3);
- OUT_BATCH(_3DSTATE_STENCIL_BUFFER << 16 | (3 - 2));
- OUT_BATCH(0);
- OUT_BATCH(0);
- ADVANCE_BATCH();
+ blorp_emit(brw, GENX(3DSTATE_STENCIL_BUFFER), sb);
}
-/* 3DSTATE_CLEAR_PARAMS
- *
- * From the Sandybridge PRM, Volume 2, Part 1, Section 3DSTATE_CLEAR_PARAMS:
- * [DevSNB] 3DSTATE_CLEAR_PARAMS packet must follow the DEPTH_BUFFER_STATE
- * packet when HiZ is enabled and the DEPTH_BUFFER_STATE changes.
- */
-static void
-gen6_blorp_emit_clear_params(struct brw_context *brw,
- const struct brw_blorp_params *params)
-{
- BEGIN_BATCH(2);
- OUT_BATCH(_3DSTATE_CLEAR_PARAMS << 16 |
- GEN5_DEPTH_CLEAR_VALID |
- (2 - 2));
- OUT_BATCH(params->depth.clear_color.u32[0]);
- ADVANCE_BATCH();
-}
-
/* 3DSTATE_VIEWPORT_STATE_POINTERS */
static void
-gen6_blorp_emit_viewport_state(struct brw_context *brw,
- const struct brw_blorp_params *params)
+blorp_emit_viewport_state(struct brw_context *brw,
+ const struct brw_blorp_params *params)
{
- 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);
+ void *state = brw_state_batch(brw, AUB_TRACE_CC_VP_STATE,
+ GENX(CC_VIEWPORT_length) * 4, 32,
+ &cc_vp_offset);
- ccv->min_depth = 0.0;
- ccv->max_depth = 1.0;
+ GENX(CC_VIEWPORT_pack)(brw, state,
+ &(struct GENX(CC_VIEWPORT)) {
+ .MinimumDepth = 0.0,
+ .MaximumDepth = 1.0,
+ });
- BEGIN_BATCH(4);
- OUT_BATCH(_3DSTATE_VIEWPORT_STATE_POINTERS << 16 | (4 - 2) |
- GEN6_CC_VIEWPORT_MODIFY);
- OUT_BATCH(0); /* clip VP */
- OUT_BATCH(0); /* SF VP */
- OUT_BATCH(cc_vp_offset);
- ADVANCE_BATCH();
+ blorp_emit(brw, GENX(3DSTATE_VIEWPORT_STATE_POINTERS), vsp) {
+ vsp.CCViewportStateChange = true;
+ vsp.PointertoCC_VIEWPORT = cc_vp_offset;
+ }
}
-/* 3DPRIMITIVE */
-static void
-gen6_blorp_emit_primitive(struct brw_context *brw,
- const struct brw_blorp_params *params)
-{
- BEGIN_BATCH(6);
- OUT_BATCH(CMD_3D_PRIM << 16 | (6 - 2) |
- _3DPRIM_RECTLIST << GEN4_3DPRIM_TOPOLOGY_TYPE_SHIFT |
- GEN4_3DPRIM_VERTEXBUFFER_ACCESS_SEQUENTIAL);
- 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();
-}
-
/**
* \brief Execute a blit or render pass operation.
*
brw_upload_state_base_address(brw);
gen6_blorp_emit_vertices(brw, params);
- gen6_blorp_emit_urb_config(brw, params);
+
+ /* 3DSTATE_URB
+ *
+ * Assign the entire URB to the VS. Even though the VS disabled, URB space
+ * is still needed because the clipper loads the VUE's from the URB. From
+ * the Sandybridge PRM, Volume 2, Part 1, Section 3DSTATE,
+ * Dword 1.15:0 "VS Number of URB Entries":
+ * This field is always used (even if VS Function Enable is DISABLED).
+ *
+ * The warning below appears in the PRM (Section 3DSTATE_URB), but we can
+ * safely ignore it because this batch contains only one draw call.
+ * Because of URB corruption caused by allocating a previous GS unit
+ * URB entry to the VS unit, software is required to send a “GS NULL
+ * Fence” (Send URB fence with VS URB size == 1 and GS URB size == 0)
+ * plus a dummy DRAW call before any case where VS will be taking over
+ * GS URB space.
+ */
+ blorp_emit(brw, GENX(3DSTATE_URB), urb) {
+ urb.VSNumberofURBEntries = brw->urb.max_vs_entries;
+ }
+
if (params->wm_prog_data) {
cc_blend_state_offset = gen6_blorp_emit_blend_state(brw, params);
cc_state_offset = gen6_blorp_emit_cc_state(brw);
}
depthstencil_offset = gen6_blorp_emit_depth_stencil_state(brw, params);
- gen6_blorp_emit_cc_state_pointers(brw, params, cc_blend_state_offset,
- depthstencil_offset, cc_state_offset);
- gen6_blorp_emit_constant_disable(brw, _3DSTATE_CONSTANT_VS);
- gen6_blorp_emit_constant_disable(brw, _3DSTATE_CONSTANT_GS);
- gen6_blorp_emit_constant_disable(brw, _3DSTATE_CONSTANT_PS);
+ /* 3DSTATE_CC_STATE_POINTERS
+ *
+ * The pointer offsets are relative to
+ * CMD_STATE_BASE_ADDRESS.DynamicStateBaseAddress.
+ *
+ * The HiZ op doesn't use BLEND_STATE or COLOR_CALC_STATE.
+ */
+ blorp_emit(brw, GENX(3DSTATE_CC_STATE_POINTERS), cc) {
+ cc.BLEND_STATEChange = true;
+ cc.COLOR_CALC_STATEChange = true;
+ cc.DEPTH_STENCIL_STATEChange = true;
+ cc.PointertoBLEND_STATE = cc_blend_state_offset;
+ cc.PointertoCOLOR_CALC_STATE = cc_state_offset;
+ cc.PointertoDEPTH_STENCIL_STATE = depthstencil_offset;
+ }
+
+ blorp_emit(brw, GENX(3DSTATE_CONSTANT_VS), vs);
+ blorp_emit(brw, GENX(3DSTATE_CONSTANT_GS), gs);
+ blorp_emit(brw, GENX(3DSTATE_CONSTANT_PS), ps);
if (params->wm_prog_data) {
uint32_t wm_surf_offset_renderbuffer;
gen6_blorp_emit_binding_table(brw,
wm_surf_offset_renderbuffer,
wm_surf_offset_texture);
- gen6_blorp_emit_binding_table_pointers(brw, wm_bind_bo_offset);
+
+ blorp_emit(brw, GENX(3DSTATE_BINDING_TABLE_POINTERS), bt) {
+ bt.PSBindingTableChange = true;
+ bt.PointertoPSBindingTable = wm_bind_bo_offset;
+ }
}
if (params->src.bo) {
const uint32_t sampler_offset =
- gen6_blorp_emit_sampler_state(brw, BRW_MAPFILTER_LINEAR, 0, true);
- gen6_blorp_emit_sampler_state_pointers(brw, sampler_offset);
+ gen6_blorp_emit_sampler_state(brw, MAPFILTER_LINEAR, 0, true);
+
+ blorp_emit(brw, GENX(3DSTATE_SAMPLER_STATE_POINTERS), ssp) {
+ ssp.VSSamplerStateChange = true;
+ ssp.GSSamplerStateChange = true;
+ ssp.PSSamplerStateChange = true;
+ ssp.PointertoPSSamplerState = sampler_offset;
+ }
}
gen6_emit_3dstate_multisample(brw, params->dst.surf.samples);
- gen6_emit_3dstate_sample_mask(brw,
- params->dst.surf.samples > 1 ?
- (1 << params->dst.surf.samples) - 1 : 1);
-
- gen6_blorp_emit_vs_disable(brw, params);
- gen6_blorp_emit_gs_disable(brw, params);
- gen6_blorp_emit_clip_disable(brw);
- gen6_blorp_emit_sf_config(brw, params);
- gen6_blorp_emit_wm_config(brw, params);
- gen6_blorp_emit_viewport_state(brw, params);
-
- if (params->depth.bo)
- gen6_blorp_emit_depth_stencil_config(brw, params);
- else
- gen6_blorp_emit_depth_disable(brw, params);
- gen6_blorp_emit_clear_params(brw, params);
- gen6_blorp_emit_drawing_rectangle(brw, params);
- gen6_blorp_emit_primitive(brw, params);
+
+ blorp_emit(brw, GENX(3DSTATE_SAMPLE_MASK), mask) {
+ mask.SampleMask = (1 << params->dst.surf.samples) - 1;
+ }
+
+ /* From the BSpec, 3D Pipeline > Geometry > Vertex Shader > State,
+ * 3DSTATE_VS, Dword 5.0 "VS Function Enable":
+ *
+ * [DevSNB] A pipeline flush must be programmed prior to a
+ * 3DSTATE_VS command that causes the VS Function Enable to
+ * toggle. Pipeline flush can be executed by sending a PIPE_CONTROL
+ * command with CS stall bit set and a post sync operation.
+ *
+ * We've already done one at the start of the BLORP operation.
+ */
+ blorp_emit(brw, GENX(3DSTATE_VS), vs);
+ blorp_emit(brw, GENX(3DSTATE_GS), gs);
+
+ blorp_emit(brw, GENX(3DSTATE_CLIP), clip) {
+ clip.PerspectiveDivideDisable = true;
+ }
+
+ blorp_emit_sf_config(brw, params);
+ blorp_emit_wm_config(brw, params);
+
+ blorp_emit_viewport_state(brw, params);
+
+ if (params->depth.bo) {
+ blorp_emit_depth_stencil_config(brw, params);
+ } else {
+ brw_emit_depth_stall_flushes(brw);
+
+ blorp_emit(brw, GENX(3DSTATE_DEPTH_BUFFER), db) {
+ db.SurfaceType = SURFTYPE_NULL;
+ db.SurfaceFormat = D32_FLOAT;
+ }
+ blorp_emit(brw, GENX(3DSTATE_HIER_DEPTH_BUFFER), hiz);
+ blorp_emit(brw, GENX(3DSTATE_STENCIL_BUFFER), sb);
+ }
+
+ /* 3DSTATE_CLEAR_PARAMS
+ *
+ * From the Sandybridge PRM, Volume 2, Part 1, Section 3DSTATE_CLEAR_PARAMS:
+ * [DevSNB] 3DSTATE_CLEAR_PARAMS packet must follow the DEPTH_BUFFER_STATE
+ * packet when HiZ is enabled and the DEPTH_BUFFER_STATE changes.
+ */
+ blorp_emit(brw, GENX(3DSTATE_CLEAR_PARAMS), clear) {
+ clear.DepthClearValueValid = true;
+ clear.DepthClearValue = params->depth.clear_color.u32[0];
+ }
+
+ blorp_emit(brw, GENX(3DSTATE_DRAWING_RECTANGLE), rect) {
+ rect.ClippedDrawingRectangleXMax = MAX2(params->x1, params->x0) - 1;
+ rect.ClippedDrawingRectangleYMax = MAX2(params->y1, params->y0) - 1;
+ }
+
+ blorp_emit(brw, GENX(3DPRIMITIVE), prim) {
+ prim.VertexAccessType = SEQUENTIAL;
+ prim.PrimitiveTopologyType = _3DPRIM_RECTLIST;
+ prim.VertexCountPerInstance = 3;
+ prim.InstanceCount = params->num_layers;
+ }
}
projects / mesa.git / commitdiff