1/*
2 * Copyright © 2015 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24#include <assert.h>
25#include <stdbool.h>
26#include <string.h>
27#include <unistd.h>
28#include <fcntl.h>
29
30#include "anv_private.h"
31
32#include "genxml/gen_macros.h"
33#include "genxml/genX_pack.h"
34#include "common/intel_guardband.h"
35
36#if GFX_VER == 8
37void
38gfx8_cmd_buffer_emit_viewport(struct anv_cmd_buffer *cmd_buffer)
39{
40   struct anv_framebuffer *fb = cmd_buffer->state.framebuffer;
41   uint32_t count = cmd_buffer->state.gfx.dynamic.viewport.count;
42   const VkViewport *viewports =
43      cmd_buffer->state.gfx.dynamic.viewport.viewports;
44   struct anv_state sf_clip_state =
45      anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, count * 64, 64);
46
47   for (uint32_t i = 0; i < count; i++) {
48      const VkViewport *vp = &viewports[i];
49
50      /* The gfx7 state struct has just the matrix and guardband fields, the
51       * gfx8 struct adds the min/max viewport fields. */
52      struct GENX(SF_CLIP_VIEWPORT) sfv = {
53         .ViewportMatrixElementm00 = vp->width / 2,
54         .ViewportMatrixElementm11 = vp->height / 2,
55         .ViewportMatrixElementm22 = vp->maxDepth - vp->minDepth,
56         .ViewportMatrixElementm30 = vp->x + vp->width / 2,
57         .ViewportMatrixElementm31 = vp->y + vp->height / 2,
58         .ViewportMatrixElementm32 = vp->minDepth,
59         .XMinClipGuardband = -1.0f,
60         .XMaxClipGuardband = 1.0f,
61         .YMinClipGuardband = -1.0f,
62         .YMaxClipGuardband = 1.0f,
63         .XMinViewPort = vp->x,
64         .XMaxViewPort = vp->x + vp->width - 1,
65         .YMinViewPort = MIN2(vp->y, vp->y + vp->height),
66         .YMaxViewPort = MAX2(vp->y, vp->y + vp->height) - 1,
67      };
68
69      if (fb) {
70         /* We can only calculate a "real" guardband clip if we know the
71          * framebuffer at the time we emit the packet.  Otherwise, we have
72          * fall back to a worst-case guardband of [-1, 1].
73          */
74         intel_calculate_guardband_size(fb->width, fb->height,
75                                        sfv.ViewportMatrixElementm00,
76                                        sfv.ViewportMatrixElementm11,
77                                        sfv.ViewportMatrixElementm30,
78                                        sfv.ViewportMatrixElementm31,
79                                        &sfv.XMinClipGuardband,
80                                        &sfv.XMaxClipGuardband,
81                                        &sfv.YMinClipGuardband,
82                                        &sfv.YMaxClipGuardband);
83      }
84
85      GENX(SF_CLIP_VIEWPORT_pack)(NULL, sf_clip_state.map + i * 64, &sfv);
86   }
87
88   anv_batch_emit(&cmd_buffer->batch,
89                  GENX(3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP), clip) {
90      clip.SFClipViewportPointer = sf_clip_state.offset;
91   }
92}
93
94void
95gfx8_cmd_buffer_emit_depth_viewport(struct anv_cmd_buffer *cmd_buffer,
96                                    bool depth_clamp_enable)
97{
98   uint32_t count = cmd_buffer->state.gfx.dynamic.viewport.count;
99   const VkViewport *viewports =
100      cmd_buffer->state.gfx.dynamic.viewport.viewports;
101   struct anv_state cc_state =
102      anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, count * 8, 32);
103
104   for (uint32_t i = 0; i < count; i++) {
105      const VkViewport *vp = &viewports[i];
106
107      /* From the Vulkan spec:
108       *
109       *    "It is valid for minDepth to be greater than or equal to
110       *    maxDepth."
111       */
112      float min_depth = MIN2(vp->minDepth, vp->maxDepth);
113      float max_depth = MAX2(vp->minDepth, vp->maxDepth);
114
115      struct GENX(CC_VIEWPORT) cc_viewport = {
116         .MinimumDepth = depth_clamp_enable ? min_depth : 0.0f,
117         .MaximumDepth = depth_clamp_enable ? max_depth : 1.0f,
118      };
119
120      GENX(CC_VIEWPORT_pack)(NULL, cc_state.map + i * 8, &cc_viewport);
121   }
122
123   anv_batch_emit(&cmd_buffer->batch,
124                  GENX(3DSTATE_VIEWPORT_STATE_POINTERS_CC), cc) {
125      cc.CCViewportPointer = cc_state.offset;
126   }
127}
128#endif
129
130void
131genX(cmd_buffer_enable_pma_fix)(struct anv_cmd_buffer *cmd_buffer, bool enable)
132{
133   if (cmd_buffer->state.pma_fix_enabled == enable)
134      return;
135
136   cmd_buffer->state.pma_fix_enabled = enable;
137
138   /* According to the Broadwell PIPE_CONTROL documentation, software should
139    * emit a PIPE_CONTROL with the CS Stall and Depth Cache Flush bits set
140    * prior to the LRI.  If stencil buffer writes are enabled, then a Render
141    * Cache Flush is also necessary.
142    *
143    * The Skylake docs say to use a depth stall rather than a command
144    * streamer stall.  However, the hardware seems to violently disagree.
145    * A full command streamer stall seems to be needed in both cases.
146    */
147   anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) {
148      pc.DepthCacheFlushEnable = true;
149      pc.CommandStreamerStallEnable = true;
150      pc.RenderTargetCacheFlushEnable = true;
151#if GFX_VER >= 12
152      pc.TileCacheFlushEnable = true;
153
154      /* Wa_1409600907: "PIPE_CONTROL with Depth Stall Enable bit must
155       * be set with any PIPE_CONTROL with Depth Flush Enable bit set.
156       */
157      pc.DepthStallEnable = true;
158#endif
159   }
160
161#if GFX_VER == 9
162
163   uint32_t cache_mode;
164   anv_pack_struct(&cache_mode, GENX(CACHE_MODE_0),
165                   .STCPMAOptimizationEnable = enable,
166                   .STCPMAOptimizationEnableMask = true);
167   anv_batch_emit(&cmd_buffer->batch, GENX(MI_LOAD_REGISTER_IMM), lri) {
168      lri.RegisterOffset   = GENX(CACHE_MODE_0_num);
169      lri.DataDWord        = cache_mode;
170   }
171
172#elif GFX_VER == 8
173
174   uint32_t cache_mode;
175   anv_pack_struct(&cache_mode, GENX(CACHE_MODE_1),
176                   .NPPMAFixEnable = enable,
177                   .NPEarlyZFailsDisable = enable,
178                   .NPPMAFixEnableMask = true,
179                   .NPEarlyZFailsDisableMask = true);
180   anv_batch_emit(&cmd_buffer->batch, GENX(MI_LOAD_REGISTER_IMM), lri) {
181      lri.RegisterOffset   = GENX(CACHE_MODE_1_num);
182      lri.DataDWord        = cache_mode;
183   }
184
185#endif /* GFX_VER == 8 */
186
187   /* After the LRI, a PIPE_CONTROL with both the Depth Stall and Depth Cache
188    * Flush bits is often necessary.  We do it regardless because it's easier.
189    * The render cache flush is also necessary if stencil writes are enabled.
190    *
191    * Again, the Skylake docs give a different set of flushes but the BDW
192    * flushes seem to work just as well.
193    */
194   anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) {
195      pc.DepthStallEnable = true;
196      pc.DepthCacheFlushEnable = true;
197      pc.RenderTargetCacheFlushEnable = true;
198#if GFX_VER >= 12
199      pc.TileCacheFlushEnable = true;
200#endif
201   }
202}
203
204UNUSED static bool
205want_depth_pma_fix(struct anv_cmd_buffer *cmd_buffer)
206{
207   assert(GFX_VER == 8);
208
209   /* From the Broadwell PRM Vol. 2c CACHE_MODE_1::NP_PMA_FIX_ENABLE:
210    *
211    *    SW must set this bit in order to enable this fix when following
212    *    expression is TRUE.
213    *
214    *    3DSTATE_WM::ForceThreadDispatch != 1 &&
215    *    !(3DSTATE_RASTER::ForceSampleCount != NUMRASTSAMPLES_0) &&
216    *    (3DSTATE_DEPTH_BUFFER::SURFACE_TYPE != NULL) &&
217    *    (3DSTATE_DEPTH_BUFFER::HIZ Enable) &&
218    *    !(3DSTATE_WM::EDSC_Mode == EDSC_PREPS) &&
219    *    (3DSTATE_PS_EXTRA::PixelShaderValid) &&
220    *    !(3DSTATE_WM_HZ_OP::DepthBufferClear ||
221    *      3DSTATE_WM_HZ_OP::DepthBufferResolve ||
222    *      3DSTATE_WM_HZ_OP::Hierarchical Depth Buffer Resolve Enable ||
223    *      3DSTATE_WM_HZ_OP::StencilBufferClear) &&
224    *    (3DSTATE_WM_DEPTH_STENCIL::DepthTestEnable) &&
225    *    (((3DSTATE_PS_EXTRA::PixelShaderKillsPixels ||
226    *       3DSTATE_PS_EXTRA::oMask Present to RenderTarget ||
227    *       3DSTATE_PS_BLEND::AlphaToCoverageEnable ||
228    *       3DSTATE_PS_BLEND::AlphaTestEnable ||
229    *       3DSTATE_WM_CHROMAKEY::ChromaKeyKillEnable) &&
230    *      3DSTATE_WM::ForceKillPix != ForceOff &&
231    *      ((3DSTATE_WM_DEPTH_STENCIL::DepthWriteEnable &&
232    *        3DSTATE_DEPTH_BUFFER::DEPTH_WRITE_ENABLE) ||
233    *       (3DSTATE_WM_DEPTH_STENCIL::Stencil Buffer Write Enable &&
234    *        3DSTATE_DEPTH_BUFFER::STENCIL_WRITE_ENABLE &&
235    *        3DSTATE_STENCIL_BUFFER::STENCIL_BUFFER_ENABLE))) ||
236    *     (3DSTATE_PS_EXTRA:: Pixel Shader Computed Depth mode != PSCDEPTH_OFF))
237    */
238
239   /* These are always true:
240    *    3DSTATE_WM::ForceThreadDispatch != 1 &&
241    *    !(3DSTATE_RASTER::ForceSampleCount != NUMRASTSAMPLES_0)
242    */
243
244   /* We only enable the PMA fix if we know for certain that HiZ is enabled.
245    * If we don't know whether HiZ is enabled or not, we disable the PMA fix
246    * and there is no harm.
247    *
248    * (3DSTATE_DEPTH_BUFFER::SURFACE_TYPE != NULL) &&
249    * 3DSTATE_DEPTH_BUFFER::HIZ Enable
250    */
251   if (!cmd_buffer->state.hiz_enabled)
252      return false;
253
254   /* 3DSTATE_PS_EXTRA::PixelShaderValid */
255   struct anv_graphics_pipeline *pipeline = cmd_buffer->state.gfx.pipeline;
256   if (!anv_pipeline_has_stage(pipeline, MESA_SHADER_FRAGMENT))
257      return false;
258
259   /* !(3DSTATE_WM::EDSC_Mode == EDSC_PREPS) */
260   const struct brw_wm_prog_data *wm_prog_data = get_wm_prog_data(pipeline);
261   if (wm_prog_data->early_fragment_tests)
262      return false;
263
264   /* We never use anv_pipeline for HiZ ops so this is trivially true:
265    *    !(3DSTATE_WM_HZ_OP::DepthBufferClear ||
266    *      3DSTATE_WM_HZ_OP::DepthBufferResolve ||
267    *      3DSTATE_WM_HZ_OP::Hierarchical Depth Buffer Resolve Enable ||
268    *      3DSTATE_WM_HZ_OP::StencilBufferClear)
269    */
270
271   /* 3DSTATE_WM_DEPTH_STENCIL::DepthTestEnable */
272   if (!pipeline->depth_test_enable)
273      return false;
274
275   /* (((3DSTATE_PS_EXTRA::PixelShaderKillsPixels ||
276    *    3DSTATE_PS_EXTRA::oMask Present to RenderTarget ||
277    *    3DSTATE_PS_BLEND::AlphaToCoverageEnable ||
278    *    3DSTATE_PS_BLEND::AlphaTestEnable ||
279    *    3DSTATE_WM_CHROMAKEY::ChromaKeyKillEnable) &&
280    *   3DSTATE_WM::ForceKillPix != ForceOff &&
281    *   ((3DSTATE_WM_DEPTH_STENCIL::DepthWriteEnable &&
282    *     3DSTATE_DEPTH_BUFFER::DEPTH_WRITE_ENABLE) ||
283    *    (3DSTATE_WM_DEPTH_STENCIL::Stencil Buffer Write Enable &&
284    *     3DSTATE_DEPTH_BUFFER::STENCIL_WRITE_ENABLE &&
285    *     3DSTATE_STENCIL_BUFFER::STENCIL_BUFFER_ENABLE))) ||
286    *  (3DSTATE_PS_EXTRA:: Pixel Shader Computed Depth mode != PSCDEPTH_OFF))
287    */
288   return (pipeline->kill_pixel && (pipeline->writes_depth ||
289                                    pipeline->writes_stencil)) ||
290          wm_prog_data->computed_depth_mode != PSCDEPTH_OFF;
291}
292
293UNUSED static bool
294want_stencil_pma_fix(struct anv_cmd_buffer *cmd_buffer)
295{
296   if (GFX_VER > 9)
297      return false;
298   assert(GFX_VER == 9);
299
300   /* From the Skylake PRM Vol. 2c CACHE_MODE_1::STC PMA Optimization Enable:
301    *
302    *    Clearing this bit will force the STC cache to wait for pending
303    *    retirement of pixels at the HZ-read stage and do the STC-test for
304    *    Non-promoted, R-computed and Computed depth modes instead of
305    *    postponing the STC-test to RCPFE.
306    *
307    *    STC_TEST_EN = 3DSTATE_STENCIL_BUFFER::STENCIL_BUFFER_ENABLE &&
308    *                  3DSTATE_WM_DEPTH_STENCIL::StencilTestEnable
309    *
310    *    STC_WRITE_EN = 3DSTATE_STENCIL_BUFFER::STENCIL_BUFFER_ENABLE &&
311    *                   (3DSTATE_WM_DEPTH_STENCIL::Stencil Buffer Write Enable &&
312    *                    3DSTATE_DEPTH_BUFFER::STENCIL_WRITE_ENABLE)
313    *
314    *    COMP_STC_EN = STC_TEST_EN &&
315    *                  3DSTATE_PS_EXTRA::PixelShaderComputesStencil
316    *
317    *    SW parses the pipeline states to generate the following logical
318    *    signal indicating if PMA FIX can be enabled.
319    *
320    *    STC_PMA_OPT =
321    *       3DSTATE_WM::ForceThreadDispatch != 1 &&
322    *       !(3DSTATE_RASTER::ForceSampleCount != NUMRASTSAMPLES_0) &&
323    *       3DSTATE_DEPTH_BUFFER::SURFACE_TYPE != NULL &&
324    *       3DSTATE_DEPTH_BUFFER::HIZ Enable &&
325    *       !(3DSTATE_WM::EDSC_Mode == 2) &&
326    *       3DSTATE_PS_EXTRA::PixelShaderValid &&
327    *       !(3DSTATE_WM_HZ_OP::DepthBufferClear ||
328    *         3DSTATE_WM_HZ_OP::DepthBufferResolve ||
329    *         3DSTATE_WM_HZ_OP::Hierarchical Depth Buffer Resolve Enable ||
330    *         3DSTATE_WM_HZ_OP::StencilBufferClear) &&
331    *       (COMP_STC_EN || STC_WRITE_EN) &&
332    *       ((3DSTATE_PS_EXTRA::PixelShaderKillsPixels ||
333    *         3DSTATE_WM::ForceKillPix == ON ||
334    *         3DSTATE_PS_EXTRA::oMask Present to RenderTarget ||
335    *         3DSTATE_PS_BLEND::AlphaToCoverageEnable ||
336    *         3DSTATE_PS_BLEND::AlphaTestEnable ||
337    *         3DSTATE_WM_CHROMAKEY::ChromaKeyKillEnable) ||
338    *        (3DSTATE_PS_EXTRA::Pixel Shader Computed Depth mode != PSCDEPTH_OFF))
339    */
340
341   /* These are always true:
342    *    3DSTATE_WM::ForceThreadDispatch != 1 &&
343    *    !(3DSTATE_RASTER::ForceSampleCount != NUMRASTSAMPLES_0)
344    */
345
346   /* We only enable the PMA fix if we know for certain that HiZ is enabled.
347    * If we don't know whether HiZ is enabled or not, we disable the PMA fix
348    * and there is no harm.
349    *
350    * (3DSTATE_DEPTH_BUFFER::SURFACE_TYPE != NULL) &&
351    * 3DSTATE_DEPTH_BUFFER::HIZ Enable
352    */
353   if (!cmd_buffer->state.hiz_enabled)
354      return false;
355
356   /* We can't possibly know if HiZ is enabled without the framebuffer */
357   assert(cmd_buffer->state.framebuffer);
358
359   /* HiZ is enabled so we had better have a depth buffer with HiZ */
360   const struct anv_image_view *ds_iview =
361      anv_cmd_buffer_get_depth_stencil_view(cmd_buffer);
362   assert(ds_iview && ds_iview->image->planes[0].aux_usage == ISL_AUX_USAGE_HIZ);
363
364   /* 3DSTATE_PS_EXTRA::PixelShaderValid */
365   struct anv_graphics_pipeline *pipeline = cmd_buffer->state.gfx.pipeline;
366   if (!anv_pipeline_has_stage(pipeline, MESA_SHADER_FRAGMENT))
367      return false;
368
369   /* !(3DSTATE_WM::EDSC_Mode == 2) */
370   const struct brw_wm_prog_data *wm_prog_data = get_wm_prog_data(pipeline);
371   if (wm_prog_data->early_fragment_tests)
372      return false;
373
374   /* We never use anv_pipeline for HiZ ops so this is trivially true:
375   *    !(3DSTATE_WM_HZ_OP::DepthBufferClear ||
376    *      3DSTATE_WM_HZ_OP::DepthBufferResolve ||
377    *      3DSTATE_WM_HZ_OP::Hierarchical Depth Buffer Resolve Enable ||
378    *      3DSTATE_WM_HZ_OP::StencilBufferClear)
379    */
380
381   /* 3DSTATE_STENCIL_BUFFER::STENCIL_BUFFER_ENABLE &&
382    * 3DSTATE_WM_DEPTH_STENCIL::StencilTestEnable
383    */
384   const bool stc_test_en =
385      (ds_iview->image->vk.aspects & VK_IMAGE_ASPECT_STENCIL_BIT) &&
386      pipeline->stencil_test_enable;
387
388   /* 3DSTATE_STENCIL_BUFFER::STENCIL_BUFFER_ENABLE &&
389    * (3DSTATE_WM_DEPTH_STENCIL::Stencil Buffer Write Enable &&
390    *  3DSTATE_DEPTH_BUFFER::STENCIL_WRITE_ENABLE)
391    */
392   const bool stc_write_en =
393      (ds_iview->image->vk.aspects & VK_IMAGE_ASPECT_STENCIL_BIT) &&
394      (cmd_buffer->state.gfx.dynamic.stencil_write_mask.front ||
395       cmd_buffer->state.gfx.dynamic.stencil_write_mask.back) &&
396      pipeline->writes_stencil;
397
398   /* STC_TEST_EN && 3DSTATE_PS_EXTRA::PixelShaderComputesStencil */
399   const bool comp_stc_en = stc_test_en && wm_prog_data->computed_stencil;
400
401   /* COMP_STC_EN || STC_WRITE_EN */
402   if (!(comp_stc_en || stc_write_en))
403      return false;
404
405   /* (3DSTATE_PS_EXTRA::PixelShaderKillsPixels ||
406    *  3DSTATE_WM::ForceKillPix == ON ||
407    *  3DSTATE_PS_EXTRA::oMask Present to RenderTarget ||
408    *  3DSTATE_PS_BLEND::AlphaToCoverageEnable ||
409    *  3DSTATE_PS_BLEND::AlphaTestEnable ||
410    *  3DSTATE_WM_CHROMAKEY::ChromaKeyKillEnable) ||
411    * (3DSTATE_PS_EXTRA::Pixel Shader Computed Depth mode != PSCDEPTH_OFF)
412    */
413   return pipeline->kill_pixel ||
414          wm_prog_data->computed_depth_mode != PSCDEPTH_OFF;
415}
416
417void
418genX(cmd_buffer_flush_dynamic_state)(struct anv_cmd_buffer *cmd_buffer)
419{
420   struct anv_graphics_pipeline *pipeline = cmd_buffer->state.gfx.pipeline;
421   struct anv_dynamic_state *d = &cmd_buffer->state.gfx.dynamic;
422
423   if (cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_PRIMITIVE_TOPOLOGY) {
424      uint32_t topology;
425      if (anv_pipeline_has_stage(pipeline, MESA_SHADER_TESS_EVAL))
426         topology = pipeline->topology;
427      else
428         topology = genX(vk_to_intel_primitive_type)[d->primitive_topology];
429
430      cmd_buffer->state.gfx.primitive_topology = topology;
431
432      anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_VF_TOPOLOGY), vft) {
433         vft.PrimitiveTopologyType = topology;
434      }
435   }
436
437   if (cmd_buffer->state.gfx.dirty & (ANV_CMD_DIRTY_PIPELINE |
438                                      ANV_CMD_DIRTY_DYNAMIC_LINE_WIDTH)) {
439      uint32_t sf_dw[GENX(3DSTATE_SF_length)];
440      struct GENX(3DSTATE_SF) sf = {
441         GENX(3DSTATE_SF_header),
442      };
443#if GFX_VER == 8
444      if (cmd_buffer->device->info.is_cherryview) {
445         sf.CHVLineWidth = d->line_width;
446      } else {
447         sf.LineWidth = d->line_width;
448      }
449#else
450      sf.LineWidth = d->line_width,
451#endif
452      GENX(3DSTATE_SF_pack)(NULL, sf_dw, &sf);
453      anv_batch_emit_merge(&cmd_buffer->batch, sf_dw, pipeline->gfx8.sf);
454   }
455
456   if (cmd_buffer->state.gfx.dirty & (ANV_CMD_DIRTY_PIPELINE |
457                                      ANV_CMD_DIRTY_DYNAMIC_DEPTH_BIAS |
458                                      ANV_CMD_DIRTY_DYNAMIC_CULL_MODE |
459                                      ANV_CMD_DIRTY_DYNAMIC_FRONT_FACE |
460                                      ANV_CMD_DIRTY_DYNAMIC_DEPTH_BIAS_ENABLE |
461                                      ANV_CMD_DIRTY_DYNAMIC_PRIMITIVE_TOPOLOGY)) {
462      /* Take dynamic primitive topology in to account with
463       *    3DSTATE_RASTER::APIMode
464       *    3DSTATE_RASTER::DXMultisampleRasterizationEnable
465       *    3DSTATE_RASTER::AntialiasingEnable
466       */
467      uint32_t api_mode = 0;
468      bool msaa_raster_enable = false;
469      bool aa_enable = 0;
470
471      if (cmd_buffer->state.gfx.pipeline->dynamic_states &
472          ANV_CMD_DIRTY_DYNAMIC_PRIMITIVE_TOPOLOGY) {
473         VkPrimitiveTopology primitive_topology =
474            cmd_buffer->state.gfx.dynamic.primitive_topology;
475
476         VkPolygonMode dynamic_raster_mode =
477            genX(raster_polygon_mode)(cmd_buffer->state.gfx.pipeline,
478                                      primitive_topology);
479
480         genX(rasterization_mode)(
481            dynamic_raster_mode, pipeline->line_mode, d->line_width,
482            &api_mode, &msaa_raster_enable);
483
484         aa_enable =
485            anv_rasterization_aa_mode(dynamic_raster_mode,
486                                      pipeline->line_mode);
487      }
488
489      uint32_t raster_dw[GENX(3DSTATE_RASTER_length)];
490      struct GENX(3DSTATE_RASTER) raster = {
491         GENX(3DSTATE_RASTER_header),
492         .APIMode = api_mode,
493         .DXMultisampleRasterizationEnable = msaa_raster_enable,
494         .AntialiasingEnable = aa_enable,
495         .GlobalDepthOffsetConstant = d->depth_bias.bias,
496         .GlobalDepthOffsetScale = d->depth_bias.slope,
497         .GlobalDepthOffsetClamp = d->depth_bias.clamp,
498         .CullMode = genX(vk_to_intel_cullmode)[d->cull_mode],
499         .FrontWinding = genX(vk_to_intel_front_face)[d->front_face],
500         .GlobalDepthOffsetEnableSolid = d->depth_bias_enable,
501         .GlobalDepthOffsetEnableWireframe = d->depth_bias_enable,
502         .GlobalDepthOffsetEnablePoint = d->depth_bias_enable,
503      };
504      GENX(3DSTATE_RASTER_pack)(NULL, raster_dw, &raster);
505      anv_batch_emit_merge(&cmd_buffer->batch, raster_dw,
506                           pipeline->gfx8.raster);
507   }
508
509   /* Stencil reference values moved from COLOR_CALC_STATE in gfx8 to
510    * 3DSTATE_WM_DEPTH_STENCIL in gfx9. That means the dirty bits gets split
511    * across different state packets for gfx8 and gfx9. We handle that by
512    * using a big old #if switch here.
513    */
514#if GFX_VER == 8
515   if (cmd_buffer->state.gfx.dirty & (ANV_CMD_DIRTY_DYNAMIC_BLEND_CONSTANTS |
516                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_REFERENCE)) {
517      struct anv_state cc_state =
518         anv_cmd_buffer_alloc_dynamic_state(cmd_buffer,
519                                            GENX(COLOR_CALC_STATE_length) * 4,
520                                            64);
521      struct GENX(COLOR_CALC_STATE) cc = {
522         .BlendConstantColorRed = d->blend_constants[0],
523         .BlendConstantColorGreen = d->blend_constants[1],
524         .BlendConstantColorBlue = d->blend_constants[2],
525         .BlendConstantColorAlpha = d->blend_constants[3],
526         .StencilReferenceValue = d->stencil_reference.front & 0xff,
527         .BackfaceStencilReferenceValue = d->stencil_reference.back & 0xff,
528      };
529      GENX(COLOR_CALC_STATE_pack)(NULL, cc_state.map, &cc);
530
531      anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_CC_STATE_POINTERS), ccp) {
532         ccp.ColorCalcStatePointer        = cc_state.offset;
533         ccp.ColorCalcStatePointerValid   = true;
534      }
535   }
536
537   if (cmd_buffer->state.gfx.dirty & (ANV_CMD_DIRTY_PIPELINE |
538                                      ANV_CMD_DIRTY_RENDER_TARGETS |
539                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_COMPARE_MASK |
540                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_WRITE_MASK |
541                                      ANV_CMD_DIRTY_DYNAMIC_DEPTH_TEST_ENABLE |
542                                      ANV_CMD_DIRTY_DYNAMIC_DEPTH_WRITE_ENABLE |
543                                      ANV_CMD_DIRTY_DYNAMIC_DEPTH_COMPARE_OP |
544                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_TEST_ENABLE |
545                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_OP)) {
546      uint32_t wm_depth_stencil_dw[GENX(3DSTATE_WM_DEPTH_STENCIL_length)];
547
548      struct GENX(3DSTATE_WM_DEPTH_STENCIL wm_depth_stencil) = {
549         GENX(3DSTATE_WM_DEPTH_STENCIL_header),
550
551         .StencilTestMask = d->stencil_compare_mask.front & 0xff,
552         .StencilWriteMask = d->stencil_write_mask.front & 0xff,
553
554         .BackfaceStencilTestMask = d->stencil_compare_mask.back & 0xff,
555         .BackfaceStencilWriteMask = d->stencil_write_mask.back & 0xff,
556
557         .StencilBufferWriteEnable =
558            (d->stencil_write_mask.front || d->stencil_write_mask.back) &&
559            d->stencil_test_enable,
560
561         .DepthTestEnable = d->depth_test_enable,
562         .DepthBufferWriteEnable = d->depth_test_enable && d->depth_write_enable,
563         .DepthTestFunction = genX(vk_to_intel_compare_op)[d->depth_compare_op],
564         .StencilTestEnable = d->stencil_test_enable,
565         .StencilFailOp = genX(vk_to_intel_stencil_op)[d->stencil_op.front.fail_op],
566         .StencilPassDepthPassOp = genX(vk_to_intel_stencil_op)[d->stencil_op.front.pass_op],
567         .StencilPassDepthFailOp = genX(vk_to_intel_stencil_op)[d->stencil_op.front.depth_fail_op],
568         .StencilTestFunction = genX(vk_to_intel_compare_op)[d->stencil_op.front.compare_op],
569         .BackfaceStencilFailOp = genX(vk_to_intel_stencil_op)[d->stencil_op.back.fail_op],
570         .BackfaceStencilPassDepthPassOp = genX(vk_to_intel_stencil_op)[d->stencil_op.back.pass_op],
571         .BackfaceStencilPassDepthFailOp = genX(vk_to_intel_stencil_op)[d->stencil_op.back.depth_fail_op],
572         .BackfaceStencilTestFunction = genX(vk_to_intel_compare_op)[d->stencil_op.back.compare_op],
573      };
574      GENX(3DSTATE_WM_DEPTH_STENCIL_pack)(NULL, wm_depth_stencil_dw,
575                                          &wm_depth_stencil);
576
577      anv_batch_emit_merge(&cmd_buffer->batch, wm_depth_stencil_dw,
578                           pipeline->gfx8.wm_depth_stencil);
579
580      genX(cmd_buffer_enable_pma_fix)(cmd_buffer,
581                                      want_depth_pma_fix(cmd_buffer));
582   }
583#else
584   if (cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_BLEND_CONSTANTS) {
585      struct anv_state cc_state =
586         anv_cmd_buffer_alloc_dynamic_state(cmd_buffer,
587                                            GENX(COLOR_CALC_STATE_length) * 4,
588                                            64);
589      struct GENX(COLOR_CALC_STATE) cc = {
590         .BlendConstantColorRed = d->blend_constants[0],
591         .BlendConstantColorGreen = d->blend_constants[1],
592         .BlendConstantColorBlue = d->blend_constants[2],
593         .BlendConstantColorAlpha = d->blend_constants[3],
594      };
595      GENX(COLOR_CALC_STATE_pack)(NULL, cc_state.map, &cc);
596
597      anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_CC_STATE_POINTERS), ccp) {
598         ccp.ColorCalcStatePointer = cc_state.offset;
599         ccp.ColorCalcStatePointerValid = true;
600      }
601   }
602
603   if (cmd_buffer->state.gfx.dirty & (ANV_CMD_DIRTY_PIPELINE |
604                                      ANV_CMD_DIRTY_RENDER_TARGETS |
605                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_COMPARE_MASK |
606                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_WRITE_MASK |
607                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_REFERENCE |
608                                      ANV_CMD_DIRTY_DYNAMIC_DEPTH_TEST_ENABLE |
609                                      ANV_CMD_DIRTY_DYNAMIC_DEPTH_WRITE_ENABLE |
610                                      ANV_CMD_DIRTY_DYNAMIC_DEPTH_COMPARE_OP |
611                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_TEST_ENABLE |
612                                      ANV_CMD_DIRTY_DYNAMIC_STENCIL_OP)) {
613      uint32_t dwords[GENX(3DSTATE_WM_DEPTH_STENCIL_length)];
614      struct GENX(3DSTATE_WM_DEPTH_STENCIL) wm_depth_stencil = {
615         GENX(3DSTATE_WM_DEPTH_STENCIL_header),
616
617         .StencilTestMask = d->stencil_compare_mask.front & 0xff,
618         .StencilWriteMask = d->stencil_write_mask.front & 0xff,
619
620         .BackfaceStencilTestMask = d->stencil_compare_mask.back & 0xff,
621         .BackfaceStencilWriteMask = d->stencil_write_mask.back & 0xff,
622
623         .StencilReferenceValue = d->stencil_reference.front & 0xff,
624         .BackfaceStencilReferenceValue = d->stencil_reference.back & 0xff,
625
626         .StencilBufferWriteEnable =
627            (d->stencil_write_mask.front || d->stencil_write_mask.back) &&
628            d->stencil_test_enable,
629
630         .DepthTestEnable = d->depth_test_enable,
631         .DepthBufferWriteEnable = d->depth_test_enable && d->depth_write_enable,
632         .DepthTestFunction = genX(vk_to_intel_compare_op)[d->depth_compare_op],
633         .StencilTestEnable = d->stencil_test_enable,
634         .StencilFailOp = genX(vk_to_intel_stencil_op)[d->stencil_op.front.fail_op],
635         .StencilPassDepthPassOp = genX(vk_to_intel_stencil_op)[d->stencil_op.front.pass_op],
636         .StencilPassDepthFailOp = genX(vk_to_intel_stencil_op)[d->stencil_op.front.depth_fail_op],
637         .StencilTestFunction = genX(vk_to_intel_compare_op)[d->stencil_op.front.compare_op],
638         .BackfaceStencilFailOp = genX(vk_to_intel_stencil_op)[d->stencil_op.back.fail_op],
639         .BackfaceStencilPassDepthPassOp = genX(vk_to_intel_stencil_op)[d->stencil_op.back.pass_op],
640         .BackfaceStencilPassDepthFailOp = genX(vk_to_intel_stencil_op)[d->stencil_op.back.depth_fail_op],
641         .BackfaceStencilTestFunction = genX(vk_to_intel_compare_op)[d->stencil_op.back.compare_op],
642
643      };
644      GENX(3DSTATE_WM_DEPTH_STENCIL_pack)(NULL, dwords, &wm_depth_stencil);
645
646      anv_batch_emit_merge(&cmd_buffer->batch, dwords,
647                           pipeline->gfx9.wm_depth_stencil);
648
649      genX(cmd_buffer_enable_pma_fix)(cmd_buffer,
650                                      want_stencil_pma_fix(cmd_buffer));
651   }
652#endif
653
654#if GFX_VER >= 12
655   if(cmd_buffer->state.gfx.dirty & (ANV_CMD_DIRTY_PIPELINE |
656                                     ANV_CMD_DIRTY_DYNAMIC_DEPTH_BOUNDS |
657                                     ANV_CMD_DIRTY_DYNAMIC_DEPTH_BOUNDS_TEST_ENABLE)) {
658      anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_DEPTH_BOUNDS), db) {
659         db.DepthBoundsTestValueModifyDisable = false;
660         db.DepthBoundsTestEnableModifyDisable = false;
661         db.DepthBoundsTestEnable = d->depth_bounds_test_enable;
662         db.DepthBoundsTestMinValue = d->depth_bounds.min;
663         db.DepthBoundsTestMaxValue = d->depth_bounds.max;
664      }
665   }
666#endif
667
668   if (cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_LINE_STIPPLE) {
669      anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_LINE_STIPPLE), ls) {
670         ls.LineStipplePattern = d->line_stipple.pattern;
671         ls.LineStippleInverseRepeatCount =
672            1.0f / MAX2(1, d->line_stipple.factor);
673         ls.LineStippleRepeatCount = d->line_stipple.factor;
674      }
675   }
676
677   if (cmd_buffer->state.gfx.dirty & (ANV_CMD_DIRTY_PIPELINE |
678                                      ANV_CMD_DIRTY_INDEX_BUFFER |
679                                      ANV_CMD_DIRTY_DYNAMIC_PRIMITIVE_RESTART_ENABLE)) {
680      anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_VF), vf) {
681         vf.IndexedDrawCutIndexEnable  = d->primitive_restart_enable;
682         vf.CutIndex                   = cmd_buffer->state.restart_index;
683      }
684   }
685
686   if (cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_SAMPLE_LOCATIONS) {
687      genX(emit_sample_pattern)(&cmd_buffer->batch,
688                                cmd_buffer->state.gfx.dynamic.sample_locations.samples,
689                                cmd_buffer->state.gfx.dynamic.sample_locations.locations);
690   }
691
692   if (cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_COLOR_BLEND_STATE ||
693       cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_LOGIC_OP) {
694      const uint8_t color_writes = cmd_buffer->state.gfx.dynamic.color_writes;
695      /* 3DSTATE_WM in the hope we can avoid spawning fragment shaders
696       * threads.
697       */
698      bool dirty_color_blend =
699         cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_COLOR_BLEND_STATE;
700
701      if (dirty_color_blend) {
702         uint32_t dwords[MAX2(GENX(3DSTATE_WM_length),
703                              GENX(3DSTATE_PS_BLEND_length))];
704         struct GENX(3DSTATE_WM) wm = {
705            GENX(3DSTATE_WM_header),
706
707            .ForceThreadDispatchEnable = (pipeline->force_fragment_thread_dispatch ||
708                                          !color_writes) ? ForceON : 0,
709         };
710         GENX(3DSTATE_WM_pack)(NULL, dwords, &wm);
711
712         anv_batch_emit_merge(&cmd_buffer->batch, dwords, pipeline->gfx8.wm);
713
714         /* 3DSTATE_PS_BLEND to be consistent with the rest of the
715          * BLEND_STATE_ENTRY.
716          */
717         struct GENX(3DSTATE_PS_BLEND) ps_blend = {
718            GENX(3DSTATE_PS_BLEND_header),
719            .HasWriteableRT = color_writes != 0,
720         };
721         GENX(3DSTATE_PS_BLEND_pack)(NULL, dwords, &ps_blend);
722         anv_batch_emit_merge(&cmd_buffer->batch, dwords, pipeline->gfx8.ps_blend);
723      }
724
725      /* Blend states of each RT */
726      uint32_t surface_count = 0;
727      struct anv_pipeline_bind_map *map;
728      if (anv_pipeline_has_stage(pipeline, MESA_SHADER_FRAGMENT)) {
729         map = &pipeline->shaders[MESA_SHADER_FRAGMENT]->bind_map;
730         surface_count = map->surface_count;
731      }
732
733      uint32_t blend_dws[GENX(BLEND_STATE_length) +
734                         MAX_RTS * GENX(BLEND_STATE_ENTRY_length)];
735      uint32_t *dws = blend_dws;
736      memset(blend_dws, 0, sizeof(blend_dws));
737
738      /* Skip this part */
739      dws += GENX(BLEND_STATE_length);
740
741      bool dirty_logic_op =
742         cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_LOGIC_OP;
743
744      for (uint32_t i = 0; i < surface_count; i++) {
745         struct anv_pipeline_binding *binding = &map->surface_to_descriptor[i];
746         bool write_disabled =
747            dirty_color_blend && (color_writes & (1u << binding->index)) == 0;
748         struct GENX(BLEND_STATE_ENTRY) entry = {
749            .WriteDisableAlpha = write_disabled,
750            .WriteDisableRed   = write_disabled,
751            .WriteDisableGreen = write_disabled,
752            .WriteDisableBlue  = write_disabled,
753            .LogicOpFunction =
754               dirty_logic_op ? genX(vk_to_intel_logic_op)[d->logic_op] : 0,
755         };
756         GENX(BLEND_STATE_ENTRY_pack)(NULL, dws, &entry);
757         dws += GENX(BLEND_STATE_ENTRY_length);
758      }
759
760      uint32_t num_dwords = GENX(BLEND_STATE_length) +
761         GENX(BLEND_STATE_ENTRY_length) * surface_count;
762
763      struct anv_state blend_states =
764         anv_cmd_buffer_merge_dynamic(cmd_buffer, blend_dws,
765                                      pipeline->gfx8.blend_state, num_dwords, 64);
766      anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_BLEND_STATE_POINTERS), bsp) {
767         bsp.BlendStatePointer      = blend_states.offset;
768         bsp.BlendStatePointerValid = true;
769      }
770   }
771
772#if GFX_VER >= 11
773   if (cmd_buffer->state.gfx.dirty & ANV_CMD_DIRTY_DYNAMIC_SHADING_RATE) {
774      struct anv_state cps_states = ANV_STATE_NULL;
775
776#if GFX_VER >= 12
777      uint32_t count = cmd_buffer->state.gfx.dynamic.viewport.count;
778      cps_states =
779         anv_cmd_buffer_alloc_dynamic_state(cmd_buffer,
780                                            GENX(CPS_STATE_length) * 4 * count,
781                                            32);
782#endif /* GFX_VER >= 12 */
783
784      genX(emit_shading_rate)(&cmd_buffer->batch, pipeline, cps_states,
785                              &cmd_buffer->state.gfx.dynamic);
786   }
787#endif /* GFX_VER >= 11 */
788
789   cmd_buffer->state.gfx.dirty = 0;
790}
791
792static uint32_t vk_to_intel_index_type(VkIndexType type)
793{
794   switch (type) {
795   case VK_INDEX_TYPE_UINT8_EXT:
796      return INDEX_BYTE;
797   case VK_INDEX_TYPE_UINT16:
798      return INDEX_WORD;
799   case VK_INDEX_TYPE_UINT32:
800      return INDEX_DWORD;
801   default:
802      unreachable("invalid index type");
803   }
804}
805
806static uint32_t restart_index_for_type(VkIndexType type)
807{
808   switch (type) {
809   case VK_INDEX_TYPE_UINT8_EXT:
810      return UINT8_MAX;
811   case VK_INDEX_TYPE_UINT16:
812      return UINT16_MAX;
813   case VK_INDEX_TYPE_UINT32:
814      return UINT32_MAX;
815   default:
816      unreachable("invalid index type");
817   }
818}
819
820void genX(CmdBindIndexBuffer)(
821    VkCommandBuffer                             commandBuffer,
822    VkBuffer                                    _buffer,
823    VkDeviceSize                                offset,
824    VkIndexType                                 indexType)
825{
826   ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer, commandBuffer);
827   ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
828
829   cmd_buffer->state.restart_index = restart_index_for_type(indexType);
830
831   anv_batch_emit(&cmd_buffer->batch, GENX(3DSTATE_INDEX_BUFFER), ib) {
832      ib.IndexFormat           = vk_to_intel_index_type(indexType);
833      ib.MOCS                  = anv_mocs(cmd_buffer->device,
834                                          buffer->address.bo,
835                                          ISL_SURF_USAGE_INDEX_BUFFER_BIT);
836#if GFX_VER >= 12
837      ib.L3BypassDisable       = true;
838#endif
839      ib.BufferStartingAddress = anv_address_add(buffer->address, offset);
840      ib.BufferSize            = buffer->size - offset;
841   }
842
843   cmd_buffer->state.gfx.dirty |= ANV_CMD_DIRTY_INDEX_BUFFER;
844}
845