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1 /*
2  * Copyright © 2016 Red Hat.
3  * Copyright © 2016 Bas Nieuwenhuizen
4  * SPDX-License-Identifier: MIT
5  *
6  * based in part on anv driver which is:
7  * Copyright © 2015 Intel Corporation
8  */
9 
10 #include "tu_cmd_buffer.h"
11 
12 #include "vk_render_pass.h"
13 #include "vk_util.h"
14 
15 #include "tu_clear_blit.h"
16 #include "tu_cs.h"
17 #include "tu_image.h"
18 #include "tu_tracepoints.h"
19 
20 void
tu6_emit_event_write(struct tu_cmd_buffer * cmd,struct tu_cs * cs,enum vgt_event_type event)21 tu6_emit_event_write(struct tu_cmd_buffer *cmd,
22                      struct tu_cs *cs,
23                      enum vgt_event_type event)
24 {
25    bool need_seqno = false;
26    switch (event) {
27    case CACHE_FLUSH_TS:
28    case WT_DONE_TS:
29    case RB_DONE_TS:
30    case PC_CCU_FLUSH_DEPTH_TS:
31    case PC_CCU_FLUSH_COLOR_TS:
32    case PC_CCU_RESOLVE_TS:
33       need_seqno = true;
34       break;
35    default:
36       break;
37    }
38 
39    tu_cs_emit_pkt7(cs, CP_EVENT_WRITE, need_seqno ? 4 : 1);
40    tu_cs_emit(cs, CP_EVENT_WRITE_0_EVENT(event));
41    if (need_seqno) {
42       tu_cs_emit_qw(cs, global_iova(cmd, seqno_dummy));
43       tu_cs_emit(cs, 0);
44    }
45 }
46 
47 /* Emits the tessfactor address to the top-level CS if it hasn't been already.
48  * Updating this register requires a WFI if outstanding drawing is using it, but
49  * tu6_init_hardware() will have WFIed before we started and no other draws
50  * could be using the tessfactor address yet since we only emit one per cmdbuf.
51  */
52 static void
tu6_lazy_emit_tessfactor_addr(struct tu_cmd_buffer * cmd)53 tu6_lazy_emit_tessfactor_addr(struct tu_cmd_buffer *cmd)
54 {
55    if (cmd->state.tessfactor_addr_set)
56       return;
57 
58    tu_cs_emit_regs(&cmd->cs, A6XX_PC_TESSFACTOR_ADDR(.qword = cmd->device->tess_bo->iova));
59    /* Updating PC_TESSFACTOR_ADDR could race with the next draw which uses it. */
60    cmd->state.cache.flush_bits |= TU_CMD_FLAG_WAIT_FOR_IDLE;
61    cmd->state.tessfactor_addr_set = true;
62 }
63 
64 static void
tu6_emit_flushes(struct tu_cmd_buffer * cmd_buffer,struct tu_cs * cs,enum tu_cmd_flush_bits flushes)65 tu6_emit_flushes(struct tu_cmd_buffer *cmd_buffer,
66                  struct tu_cs *cs,
67                  enum tu_cmd_flush_bits flushes)
68 {
69    if (unlikely(cmd_buffer->device->physical_device->instance->debug_flags & TU_DEBUG_FLUSHALL))
70       flushes |= TU_CMD_FLAG_ALL_FLUSH | TU_CMD_FLAG_ALL_INVALIDATE;
71 
72    if (unlikely(cmd_buffer->device->physical_device->instance->debug_flags & TU_DEBUG_SYNCDRAW))
73       flushes |= TU_CMD_FLAG_WAIT_MEM_WRITES |
74                  TU_CMD_FLAG_WAIT_FOR_IDLE |
75                  TU_CMD_FLAG_WAIT_FOR_ME;
76 
77    /* Experiments show that invalidating CCU while it still has data in it
78     * doesn't work, so make sure to always flush before invalidating in case
79     * any data remains that hasn't yet been made available through a barrier.
80     * However it does seem to work for UCHE.
81     */
82    if (flushes & (TU_CMD_FLAG_CCU_FLUSH_COLOR |
83                   TU_CMD_FLAG_CCU_INVALIDATE_COLOR))
84       tu6_emit_event_write(cmd_buffer, cs, PC_CCU_FLUSH_COLOR_TS);
85    if (flushes & (TU_CMD_FLAG_CCU_FLUSH_DEPTH |
86                   TU_CMD_FLAG_CCU_INVALIDATE_DEPTH))
87       tu6_emit_event_write(cmd_buffer, cs, PC_CCU_FLUSH_DEPTH_TS);
88    if (flushes & TU_CMD_FLAG_CCU_INVALIDATE_COLOR)
89       tu6_emit_event_write(cmd_buffer, cs, PC_CCU_INVALIDATE_COLOR);
90    if (flushes & TU_CMD_FLAG_CCU_INVALIDATE_DEPTH)
91       tu6_emit_event_write(cmd_buffer, cs, PC_CCU_INVALIDATE_DEPTH);
92    if (flushes & TU_CMD_FLAG_CACHE_FLUSH)
93       tu6_emit_event_write(cmd_buffer, cs, CACHE_FLUSH_TS);
94    if (flushes & TU_CMD_FLAG_CACHE_INVALIDATE)
95       tu6_emit_event_write(cmd_buffer, cs, CACHE_INVALIDATE);
96    if (flushes & TU_CMD_FLAG_WAIT_MEM_WRITES)
97       tu_cs_emit_pkt7(cs, CP_WAIT_MEM_WRITES, 0);
98    if ((flushes & TU_CMD_FLAG_WAIT_FOR_IDLE) ||
99        (cmd_buffer->device->physical_device->info->a6xx.has_ccu_flush_bug &&
100         (flushes & (TU_CMD_FLAG_CCU_FLUSH_COLOR | TU_CMD_FLAG_CCU_FLUSH_DEPTH))))
101       tu_cs_emit_wfi(cs);
102    if (flushes & TU_CMD_FLAG_WAIT_FOR_ME)
103       tu_cs_emit_pkt7(cs, CP_WAIT_FOR_ME, 0);
104 }
105 
106 /* "Normal" cache flushes, that don't require any special handling */
107 
108 static void
tu_emit_cache_flush(struct tu_cmd_buffer * cmd_buffer,struct tu_cs * cs)109 tu_emit_cache_flush(struct tu_cmd_buffer *cmd_buffer,
110                     struct tu_cs *cs)
111 {
112    tu6_emit_flushes(cmd_buffer, cs, cmd_buffer->state.cache.flush_bits);
113    cmd_buffer->state.cache.flush_bits = 0;
114 }
115 
116 /* Renderpass cache flushes */
117 
118 void
tu_emit_cache_flush_renderpass(struct tu_cmd_buffer * cmd_buffer,struct tu_cs * cs)119 tu_emit_cache_flush_renderpass(struct tu_cmd_buffer *cmd_buffer,
120                                struct tu_cs *cs)
121 {
122    if (!cmd_buffer->state.renderpass_cache.flush_bits &&
123        likely(!cmd_buffer->device->physical_device->instance->debug_flags))
124       return;
125    tu6_emit_flushes(cmd_buffer, cs, cmd_buffer->state.renderpass_cache.flush_bits);
126    cmd_buffer->state.renderpass_cache.flush_bits = 0;
127 }
128 
129 /* Cache flushes for things that use the color/depth read/write path (i.e.
130  * blits and draws). This deals with changing CCU state as well as the usual
131  * cache flushing.
132  */
133 
134 void
tu_emit_cache_flush_ccu(struct tu_cmd_buffer * cmd_buffer,struct tu_cs * cs,enum tu_cmd_ccu_state ccu_state)135 tu_emit_cache_flush_ccu(struct tu_cmd_buffer *cmd_buffer,
136                         struct tu_cs *cs,
137                         enum tu_cmd_ccu_state ccu_state)
138 {
139    enum tu_cmd_flush_bits flushes = cmd_buffer->state.cache.flush_bits;
140 
141    assert(ccu_state != TU_CMD_CCU_UNKNOWN);
142    /* It's unsafe to flush inside condition because we clear flush_bits */
143    assert(!cs->cond_stack_depth);
144 
145    /* Changing CCU state must involve invalidating the CCU. In sysmem mode,
146     * the CCU may also contain data that we haven't flushed out yet, so we
147     * also need to flush. Also, in order to program RB_CCU_CNTL, we need to
148     * emit a WFI as it isn't pipelined.
149     */
150    if (ccu_state != cmd_buffer->state.ccu_state) {
151       if (cmd_buffer->state.ccu_state != TU_CMD_CCU_GMEM) {
152          flushes |=
153             TU_CMD_FLAG_CCU_FLUSH_COLOR |
154             TU_CMD_FLAG_CCU_FLUSH_DEPTH;
155          cmd_buffer->state.cache.pending_flush_bits &= ~(
156             TU_CMD_FLAG_CCU_FLUSH_COLOR |
157             TU_CMD_FLAG_CCU_FLUSH_DEPTH);
158       }
159       flushes |=
160          TU_CMD_FLAG_CCU_INVALIDATE_COLOR |
161          TU_CMD_FLAG_CCU_INVALIDATE_DEPTH |
162          TU_CMD_FLAG_WAIT_FOR_IDLE;
163       cmd_buffer->state.cache.pending_flush_bits &= ~(
164          TU_CMD_FLAG_CCU_INVALIDATE_COLOR |
165          TU_CMD_FLAG_CCU_INVALIDATE_DEPTH |
166          TU_CMD_FLAG_WAIT_FOR_IDLE);
167    }
168 
169    tu6_emit_flushes(cmd_buffer, cs, flushes);
170    cmd_buffer->state.cache.flush_bits = 0;
171 
172    if (ccu_state != cmd_buffer->state.ccu_state) {
173       struct tu_physical_device *phys_dev = cmd_buffer->device->physical_device;
174       tu_cs_emit_regs(cs,
175                       A6XX_RB_CCU_CNTL(.color_offset =
176                                           ccu_state == TU_CMD_CCU_GMEM ?
177                                           phys_dev->ccu_offset_gmem :
178                                           phys_dev->ccu_offset_bypass,
179                                        .gmem = ccu_state == TU_CMD_CCU_GMEM));
180       cmd_buffer->state.ccu_state = ccu_state;
181    }
182 }
183 
184 static void
tu6_emit_zs(struct tu_cmd_buffer * cmd,const struct tu_subpass * subpass,struct tu_cs * cs)185 tu6_emit_zs(struct tu_cmd_buffer *cmd,
186             const struct tu_subpass *subpass,
187             struct tu_cs *cs)
188 {
189    const uint32_t a = subpass->depth_stencil_attachment.attachment;
190    if (a == VK_ATTACHMENT_UNUSED) {
191       tu_cs_emit_regs(cs,
192                       A6XX_RB_DEPTH_BUFFER_INFO(.depth_format = DEPTH6_NONE),
193                       A6XX_RB_DEPTH_BUFFER_PITCH(0),
194                       A6XX_RB_DEPTH_BUFFER_ARRAY_PITCH(0),
195                       A6XX_RB_DEPTH_BUFFER_BASE(0),
196                       A6XX_RB_DEPTH_BUFFER_BASE_GMEM(0));
197 
198       tu_cs_emit_regs(cs,
199                       A6XX_GRAS_SU_DEPTH_BUFFER_INFO(.depth_format = DEPTH6_NONE));
200 
201       tu_cs_emit_regs(cs, A6XX_RB_STENCIL_INFO(0));
202 
203       return;
204    }
205 
206    const struct tu_image_view *iview = cmd->state.attachments[a];
207    const struct tu_render_pass_attachment *attachment =
208       &cmd->state.pass->attachments[a];
209    enum a6xx_depth_format fmt = tu6_pipe2depth(attachment->format);
210 
211    tu_cs_emit_pkt4(cs, REG_A6XX_RB_DEPTH_BUFFER_INFO, 6);
212    tu_cs_emit(cs, A6XX_RB_DEPTH_BUFFER_INFO(.depth_format = fmt).value);
213    if (attachment->format == VK_FORMAT_D32_SFLOAT_S8_UINT)
214       tu_cs_image_depth_ref(cs, iview, 0);
215    else
216       tu_cs_image_ref(cs, &iview->view, 0);
217    tu_cs_emit(cs, tu_attachment_gmem_offset(cmd, attachment));
218 
219    tu_cs_emit_regs(cs,
220                    A6XX_GRAS_SU_DEPTH_BUFFER_INFO(.depth_format = fmt));
221 
222    tu_cs_emit_pkt4(cs, REG_A6XX_RB_DEPTH_FLAG_BUFFER_BASE, 3);
223    tu_cs_image_flag_ref(cs, &iview->view, 0);
224 
225    if (attachment->format == VK_FORMAT_D32_SFLOAT_S8_UINT ||
226        attachment->format == VK_FORMAT_S8_UINT) {
227 
228       tu_cs_emit_pkt4(cs, REG_A6XX_RB_STENCIL_INFO, 6);
229       tu_cs_emit(cs, A6XX_RB_STENCIL_INFO(.separate_stencil = true).value);
230       if (attachment->format == VK_FORMAT_D32_SFLOAT_S8_UINT) {
231          tu_cs_image_stencil_ref(cs, iview, 0);
232          tu_cs_emit(cs, tu_attachment_gmem_offset_stencil(cmd, attachment));
233       } else {
234          tu_cs_image_ref(cs, &iview->view, 0);
235          tu_cs_emit(cs, tu_attachment_gmem_offset(cmd, attachment));
236       }
237    } else {
238       tu_cs_emit_regs(cs,
239                      A6XX_RB_STENCIL_INFO(0));
240    }
241 }
242 
243 static void
tu6_emit_mrt(struct tu_cmd_buffer * cmd,const struct tu_subpass * subpass,struct tu_cs * cs)244 tu6_emit_mrt(struct tu_cmd_buffer *cmd,
245              const struct tu_subpass *subpass,
246              struct tu_cs *cs)
247 {
248    const struct tu_framebuffer *fb = cmd->state.framebuffer;
249 
250    enum a6xx_format mrt0_format = 0;
251 
252    for (uint32_t i = 0; i < subpass->color_count; ++i) {
253       uint32_t a = subpass->color_attachments[i].attachment;
254       if (a == VK_ATTACHMENT_UNUSED) {
255          /* From the VkPipelineRenderingCreateInfo definition:
256           *
257           *    Valid formats indicate that an attachment can be used - but it
258           *    is still valid to set the attachment to NULL when beginning
259           *    rendering.
260           *
261           * This means that with dynamic rendering, pipelines may write to
262           * some attachments that are UNUSED here. Setting the format to 0
263           * here should prevent them from writing to anything.
264           */
265          tu_cs_emit_pkt4(cs, REG_A6XX_RB_MRT_BUF_INFO(i), 6);
266          for (unsigned i = 0; i < 6; i++)
267             tu_cs_emit(cs, 0);
268          continue;
269       }
270 
271       const struct tu_image_view *iview = cmd->state.attachments[a];
272 
273       tu_cs_emit_pkt4(cs, REG_A6XX_RB_MRT_BUF_INFO(i), 6);
274       tu_cs_emit(cs, iview->view.RB_MRT_BUF_INFO);
275       tu_cs_image_ref(cs, &iview->view, 0);
276       tu_cs_emit(cs, tu_attachment_gmem_offset(cmd, &cmd->state.pass->attachments[a]));
277 
278       tu_cs_emit_regs(cs,
279                       A6XX_SP_FS_MRT_REG(i, .dword = iview->view.SP_FS_MRT_REG));
280 
281       tu_cs_emit_pkt4(cs, REG_A6XX_RB_MRT_FLAG_BUFFER_ADDR(i), 3);
282       tu_cs_image_flag_ref(cs, &iview->view, 0);
283 
284       if (i == 0)
285          mrt0_format = iview->view.SP_FS_MRT_REG & 0xff;
286    }
287 
288    tu_cs_emit_regs(cs, A6XX_GRAS_LRZ_MRT_BUF_INFO_0(.color_format = mrt0_format));
289 
290    tu_cs_emit_regs(cs,
291                    A6XX_RB_SRGB_CNTL(.dword = subpass->srgb_cntl));
292    tu_cs_emit_regs(cs,
293                    A6XX_SP_SRGB_CNTL(.dword = subpass->srgb_cntl));
294 
295    unsigned layers = MAX2(fb->layers, util_logbase2(subpass->multiview_mask) + 1);
296    tu_cs_emit_regs(cs, A6XX_GRAS_MAX_LAYER_INDEX(layers - 1));
297 }
298 
299 void
tu6_emit_msaa(struct tu_cs * cs,VkSampleCountFlagBits vk_samples,enum a5xx_line_mode line_mode)300 tu6_emit_msaa(struct tu_cs *cs, VkSampleCountFlagBits vk_samples,
301               enum a5xx_line_mode line_mode)
302 {
303    const enum a3xx_msaa_samples samples = tu_msaa_samples(vk_samples);
304    bool msaa_disable = (samples == MSAA_ONE) || (line_mode == BRESENHAM);
305 
306    tu_cs_emit_regs(cs,
307                    A6XX_SP_TP_RAS_MSAA_CNTL(samples),
308                    A6XX_SP_TP_DEST_MSAA_CNTL(.samples = samples,
309                                              .msaa_disable = msaa_disable));
310 
311    tu_cs_emit_regs(cs,
312                    A6XX_GRAS_RAS_MSAA_CNTL(samples),
313                    A6XX_GRAS_DEST_MSAA_CNTL(.samples = samples,
314                                             .msaa_disable = msaa_disable));
315 
316    tu_cs_emit_regs(cs,
317                    A6XX_RB_RAS_MSAA_CNTL(samples),
318                    A6XX_RB_DEST_MSAA_CNTL(.samples = samples,
319                                           .msaa_disable = msaa_disable));
320 
321    tu_cs_emit_regs(cs,
322                    A6XX_RB_MSAA_CNTL(samples));
323 }
324 
325 static void
tu6_emit_bin_size(struct tu_cs * cs,uint32_t bin_w,uint32_t bin_h,uint32_t flags)326 tu6_emit_bin_size(struct tu_cs *cs,
327                   uint32_t bin_w, uint32_t bin_h, uint32_t flags)
328 {
329    tu_cs_emit_regs(cs,
330                    A6XX_GRAS_BIN_CONTROL(.binw = bin_w,
331                                          .binh = bin_h,
332                                          .dword = flags));
333 
334    tu_cs_emit_regs(cs,
335                    A6XX_RB_BIN_CONTROL(.binw = bin_w,
336                                        .binh = bin_h,
337                                        .dword = flags));
338 
339    /* no flag for RB_BIN_CONTROL2... */
340    tu_cs_emit_regs(cs,
341                    A6XX_RB_BIN_CONTROL2(.binw = bin_w,
342                                         .binh = bin_h));
343 }
344 
345 static void
tu6_emit_render_cntl(struct tu_cmd_buffer * cmd,const struct tu_subpass * subpass,struct tu_cs * cs,bool binning)346 tu6_emit_render_cntl(struct tu_cmd_buffer *cmd,
347                      const struct tu_subpass *subpass,
348                      struct tu_cs *cs,
349                      bool binning)
350 {
351    /* doesn't RB_RENDER_CNTL set differently for binning pass: */
352    bool no_track = !cmd->device->physical_device->info->a6xx.has_cp_reg_write;
353    uint32_t cntl = 0;
354    cntl |= A6XX_RB_RENDER_CNTL_CCUSINGLECACHELINESIZE(2);
355    if (binning) {
356       if (no_track)
357          return;
358       cntl |= A6XX_RB_RENDER_CNTL_BINNING;
359    } else {
360       uint32_t mrts_ubwc_enable = 0;
361       for (uint32_t i = 0; i < subpass->color_count; ++i) {
362          uint32_t a = subpass->color_attachments[i].attachment;
363          if (a == VK_ATTACHMENT_UNUSED)
364             continue;
365 
366          const struct tu_image_view *iview = cmd->state.attachments[a];
367          if (iview->view.ubwc_enabled)
368             mrts_ubwc_enable |= 1 << i;
369       }
370 
371       cntl |= A6XX_RB_RENDER_CNTL_FLAG_MRTS(mrts_ubwc_enable);
372 
373       const uint32_t a = subpass->depth_stencil_attachment.attachment;
374       if (a != VK_ATTACHMENT_UNUSED) {
375          const struct tu_image_view *iview = cmd->state.attachments[a];
376          if (iview->view.ubwc_enabled)
377             cntl |= A6XX_RB_RENDER_CNTL_FLAG_DEPTH;
378       }
379 
380       if (no_track) {
381          tu_cs_emit_pkt4(cs, REG_A6XX_RB_RENDER_CNTL, 1);
382          tu_cs_emit(cs, cntl);
383          return;
384       }
385 
386       /* In the !binning case, we need to set RB_RENDER_CNTL in the draw_cs
387        * in order to set it correctly for the different subpasses. However,
388        * that means the packets we're emitting also happen during binning. So
389        * we need to guard the write on !BINNING at CP execution time.
390        */
391       tu_cs_reserve(cs, 3 + 4);
392       tu_cs_emit_pkt7(cs, CP_COND_REG_EXEC, 2);
393       tu_cs_emit(cs, CP_COND_REG_EXEC_0_MODE(RENDER_MODE) |
394                      CP_COND_REG_EXEC_0_GMEM | CP_COND_REG_EXEC_0_SYSMEM);
395       tu_cs_emit(cs, CP_COND_REG_EXEC_1_DWORDS(4));
396    }
397 
398    tu_cs_emit_pkt7(cs, CP_REG_WRITE, 3);
399    tu_cs_emit(cs, CP_REG_WRITE_0_TRACKER(TRACK_RENDER_CNTL));
400    tu_cs_emit(cs, REG_A6XX_RB_RENDER_CNTL);
401    tu_cs_emit(cs, cntl);
402 }
403 
404 static void
tu6_emit_blit_scissor(struct tu_cmd_buffer * cmd,struct tu_cs * cs,bool align)405 tu6_emit_blit_scissor(struct tu_cmd_buffer *cmd, struct tu_cs *cs, bool align)
406 {
407    struct tu_physical_device *phys_dev = cmd->device->physical_device;
408    const VkRect2D *render_area = &cmd->state.render_area;
409 
410    /* Avoid assertion fails with an empty render area at (0, 0) where the
411     * subtraction below wraps around. Empty render areas should be forced to
412     * the sysmem path by use_sysmem_rendering(). It's not even clear whether
413     * an empty scissor here works, and the blob seems to force sysmem too as
414     * it sets something wrong (non-empty) for the scissor.
415     */
416    if (render_area->extent.width == 0 ||
417        render_area->extent.height == 0)
418       return;
419 
420    uint32_t x1 = render_area->offset.x;
421    uint32_t y1 = render_area->offset.y;
422    uint32_t x2 = x1 + render_area->extent.width - 1;
423    uint32_t y2 = y1 + render_area->extent.height - 1;
424 
425    if (align) {
426       x1 = x1 & ~(phys_dev->info->gmem_align_w - 1);
427       y1 = y1 & ~(phys_dev->info->gmem_align_h - 1);
428       x2 = ALIGN_POT(x2 + 1, phys_dev->info->gmem_align_w) - 1;
429       y2 = ALIGN_POT(y2 + 1, phys_dev->info->gmem_align_h) - 1;
430    }
431 
432    tu_cs_emit_regs(cs,
433                    A6XX_RB_BLIT_SCISSOR_TL(.x = x1, .y = y1),
434                    A6XX_RB_BLIT_SCISSOR_BR(.x = x2, .y = y2));
435 }
436 
437 void
tu6_emit_window_scissor(struct tu_cs * cs,uint32_t x1,uint32_t y1,uint32_t x2,uint32_t y2)438 tu6_emit_window_scissor(struct tu_cs *cs,
439                         uint32_t x1,
440                         uint32_t y1,
441                         uint32_t x2,
442                         uint32_t y2)
443 {
444    tu_cs_emit_regs(cs,
445                    A6XX_GRAS_SC_WINDOW_SCISSOR_TL(.x = x1, .y = y1),
446                    A6XX_GRAS_SC_WINDOW_SCISSOR_BR(.x = x2, .y = y2));
447 
448    tu_cs_emit_regs(cs,
449                    A6XX_GRAS_2D_RESOLVE_CNTL_1(.x = x1, .y = y1),
450                    A6XX_GRAS_2D_RESOLVE_CNTL_2(.x = x2, .y = y2));
451 }
452 
453 void
tu6_emit_window_offset(struct tu_cs * cs,uint32_t x1,uint32_t y1)454 tu6_emit_window_offset(struct tu_cs *cs, uint32_t x1, uint32_t y1)
455 {
456    tu_cs_emit_regs(cs,
457                    A6XX_RB_WINDOW_OFFSET(.x = x1, .y = y1));
458 
459    tu_cs_emit_regs(cs,
460                    A6XX_RB_WINDOW_OFFSET2(.x = x1, .y = y1));
461 
462    tu_cs_emit_regs(cs,
463                    A6XX_SP_WINDOW_OFFSET(.x = x1, .y = y1));
464 
465    tu_cs_emit_regs(cs,
466                    A6XX_SP_TP_WINDOW_OFFSET(.x = x1, .y = y1));
467 }
468 
469 void
tu6_apply_depth_bounds_workaround(struct tu_device * device,uint32_t * rb_depth_cntl)470 tu6_apply_depth_bounds_workaround(struct tu_device *device,
471                                   uint32_t *rb_depth_cntl)
472 {
473    if (!device->physical_device->info->a6xx.depth_bounds_require_depth_test_quirk)
474       return;
475 
476    /* On some GPUs it is necessary to enable z test for depth bounds test when
477     * UBWC is enabled. Otherwise, the GPU would hang. FUNC_ALWAYS is required to
478     * pass z test. Relevant tests:
479     *  dEQP-VK.pipeline.extended_dynamic_state.two_draws_dynamic.depth_bounds_test_disable
480     *  dEQP-VK.dynamic_state.ds_state.depth_bounds_1
481     */
482    *rb_depth_cntl |= A6XX_RB_DEPTH_CNTL_Z_TEST_ENABLE |
483                      A6XX_RB_DEPTH_CNTL_ZFUNC(FUNC_ALWAYS);
484 }
485 
486 static void
tu_cs_emit_draw_state(struct tu_cs * cs,uint32_t id,struct tu_draw_state state)487 tu_cs_emit_draw_state(struct tu_cs *cs, uint32_t id, struct tu_draw_state state)
488 {
489    uint32_t enable_mask;
490    switch (id) {
491    case TU_DRAW_STATE_PROGRAM:
492    case TU_DRAW_STATE_VI:
493    /* The blob seems to not enable this (DESC_SETS_LOAD) for binning, even
494     * when resources would actually be used in the binning shader.
495     * Presumably the overhead of prefetching the resources isn't
496     * worth it.
497     */
498    case TU_DRAW_STATE_DESC_SETS_LOAD:
499       enable_mask = CP_SET_DRAW_STATE__0_GMEM |
500                     CP_SET_DRAW_STATE__0_SYSMEM;
501       break;
502    case TU_DRAW_STATE_PROGRAM_BINNING:
503    case TU_DRAW_STATE_VI_BINNING:
504       enable_mask = CP_SET_DRAW_STATE__0_BINNING;
505       break;
506    case TU_DRAW_STATE_INPUT_ATTACHMENTS_GMEM:
507    case TU_DRAW_STATE_PRIM_MODE_GMEM:
508       enable_mask = CP_SET_DRAW_STATE__0_GMEM;
509       break;
510    case TU_DRAW_STATE_INPUT_ATTACHMENTS_SYSMEM:
511    case TU_DRAW_STATE_PRIM_MODE_SYSMEM:
512       enable_mask = CP_SET_DRAW_STATE__0_SYSMEM;
513       break;
514    default:
515       enable_mask = CP_SET_DRAW_STATE__0_GMEM |
516                     CP_SET_DRAW_STATE__0_SYSMEM |
517                     CP_SET_DRAW_STATE__0_BINNING;
518       break;
519    }
520 
521    STATIC_ASSERT(TU_DRAW_STATE_COUNT <= 32);
522 
523    /* We need to reload the descriptors every time the descriptor sets
524     * change. However, the commands we send only depend on the pipeline
525     * because the whole point is to cache descriptors which are used by the
526     * pipeline. There's a problem here, in that the firmware has an
527     * "optimization" which skips executing groups that are set to the same
528     * value as the last draw. This means that if the descriptor sets change
529     * but not the pipeline, we'd try to re-execute the same buffer which
530     * the firmware would ignore and we wouldn't pre-load the new
531     * descriptors. Set the DIRTY bit to avoid this optimization
532     */
533    if (id == TU_DRAW_STATE_DESC_SETS_LOAD)
534       enable_mask |= CP_SET_DRAW_STATE__0_DIRTY;
535 
536    tu_cs_emit(cs, CP_SET_DRAW_STATE__0_COUNT(state.size) |
537                   enable_mask |
538                   CP_SET_DRAW_STATE__0_GROUP_ID(id) |
539                   COND(!state.size, CP_SET_DRAW_STATE__0_DISABLE));
540    tu_cs_emit_qw(cs, state.iova);
541 }
542 
543 static bool
use_hw_binning(struct tu_cmd_buffer * cmd)544 use_hw_binning(struct tu_cmd_buffer *cmd)
545 {
546    const struct tu_framebuffer *fb = cmd->state.framebuffer;
547    const struct tu_tiling_config *tiling = &fb->tiling[cmd->state.gmem_layout];
548 
549    /* XFB commands are emitted for BINNING || SYSMEM, which makes it
550     * incompatible with non-hw binning GMEM rendering. this is required because
551     * some of the XFB commands need to only be executed once.
552     * use_sysmem_rendering() should have made sure we only ended up here if no
553     * XFB was used.
554     */
555    if (cmd->state.rp.xfb_used) {
556       assert(tiling->binning_possible);
557       return true;
558    }
559 
560    /* VK_QUERY_TYPE_PRIMITIVES_GENERATED_EXT emulates GL_PRIMITIVES_GENERATED,
561     * which wasn't designed to care about tilers and expects the result not to
562     * be multiplied by tile count.
563     * See https://gitlab.khronos.org/vulkan/vulkan/-/issues/3131
564     */
565    if (cmd->state.rp.has_prim_generated_query_in_rp ||
566        cmd->state.prim_generated_query_running_before_rp) {
567       assert(tiling->binning_possible);
568       return true;
569    }
570 
571    return tiling->binning;
572 }
573 
574 static bool
use_sysmem_rendering(struct tu_cmd_buffer * cmd,struct tu_renderpass_result ** autotune_result)575 use_sysmem_rendering(struct tu_cmd_buffer *cmd,
576                      struct tu_renderpass_result **autotune_result)
577 {
578    if (unlikely(cmd->device->physical_device->instance->debug_flags & TU_DEBUG_SYSMEM))
579       return true;
580 
581    /* can't fit attachments into gmem */
582    if (!cmd->state.pass->gmem_pixels[cmd->state.gmem_layout])
583       return true;
584 
585    if (cmd->state.framebuffer->layers > 1)
586       return true;
587 
588    /* Use sysmem for empty render areas */
589    if (cmd->state.render_area.extent.width == 0 ||
590        cmd->state.render_area.extent.height == 0)
591       return true;
592 
593    if (cmd->state.rp.has_tess)
594       return true;
595 
596    if (cmd->state.rp.disable_gmem)
597       return true;
598 
599    /* XFB is incompatible with non-hw binning GMEM rendering, see use_hw_binning */
600    if (cmd->state.rp.xfb_used && !cmd->state.tiling->binning_possible)
601       return true;
602 
603    /* QUERY_TYPE_PRIMITIVES_GENERATED is incompatible with non-hw binning
604     * GMEM rendering, see use_hw_binning.
605     */
606    if ((cmd->state.rp.has_prim_generated_query_in_rp ||
607         cmd->state.prim_generated_query_running_before_rp) &&
608        !cmd->state.tiling->binning_possible)
609       return true;
610 
611    if (unlikely(cmd->device->physical_device->instance->debug_flags & TU_DEBUG_GMEM))
612       return false;
613 
614    bool use_sysmem = tu_autotune_use_bypass(&cmd->device->autotune,
615                                             cmd, autotune_result);
616    if (*autotune_result) {
617       list_addtail(&(*autotune_result)->node, &cmd->renderpass_autotune_results);
618    }
619 
620    return use_sysmem;
621 }
622 
623 /* Optimization: there is no reason to load gmem if there is no
624  * geometry to process. COND_REG_EXEC predicate is set here,
625  * but the actual skip happens in tu6_emit_tile_load() and tile_store_cs,
626  * for each blit separately.
627  */
628 static void
tu6_emit_cond_for_load_stores(struct tu_cmd_buffer * cmd,struct tu_cs * cs,uint32_t pipe,uint32_t slot,bool wfm)629 tu6_emit_cond_for_load_stores(struct tu_cmd_buffer *cmd, struct tu_cs *cs,
630                               uint32_t pipe, uint32_t slot, bool wfm)
631 {
632    if (cmd->state.tiling->binning_possible) {
633       tu_cs_emit_pkt7(cs, CP_REG_TEST, 1);
634       tu_cs_emit(cs, A6XX_CP_REG_TEST_0_REG(REG_A6XX_VSC_STATE_REG(pipe)) |
635                      A6XX_CP_REG_TEST_0_BIT(slot) |
636                      COND(wfm, A6XX_CP_REG_TEST_0_WAIT_FOR_ME));
637    } else {
638       /* COND_REG_EXECs are not emitted in non-binning case */
639    }
640 }
641 
642 static void
tu6_emit_tile_select(struct tu_cmd_buffer * cmd,struct tu_cs * cs,uint32_t tx,uint32_t ty,uint32_t pipe,uint32_t slot)643 tu6_emit_tile_select(struct tu_cmd_buffer *cmd,
644                      struct tu_cs *cs,
645                      uint32_t tx, uint32_t ty, uint32_t pipe, uint32_t slot)
646 {
647    const struct tu_tiling_config *tiling = cmd->state.tiling;
648 
649    tu_cs_emit_pkt7(cs, CP_SET_MARKER, 1);
650    tu_cs_emit(cs, A6XX_CP_SET_MARKER_0_MODE(RM6_GMEM));
651 
652    const uint32_t x1 = tiling->tile0.width * tx;
653    const uint32_t y1 = tiling->tile0.height * ty;
654    const uint32_t x2 = MIN2(x1 + tiling->tile0.width - 1, MAX_VIEWPORT_SIZE - 1);
655    const uint32_t y2 = MIN2(y1 + tiling->tile0.height - 1, MAX_VIEWPORT_SIZE - 1);
656    tu6_emit_window_scissor(cs, x1, y1, x2, y2);
657    tu6_emit_window_offset(cs, x1, y1);
658 
659    bool hw_binning = use_hw_binning(cmd);
660 
661    if (hw_binning) {
662       tu_cs_emit_pkt7(cs, CP_WAIT_FOR_ME, 0);
663 
664       tu_cs_emit_pkt7(cs, CP_SET_MODE, 1);
665       tu_cs_emit(cs, 0x0);
666 
667       tu_cs_emit_pkt7(cs, CP_SET_BIN_DATA5_OFFSET, 4);
668       tu_cs_emit(cs, tiling->pipe_sizes[pipe] |
669                      CP_SET_BIN_DATA5_0_VSC_N(slot));
670       tu_cs_emit(cs, pipe * cmd->vsc_draw_strm_pitch);
671       tu_cs_emit(cs, pipe * 4);
672       tu_cs_emit(cs, pipe * cmd->vsc_prim_strm_pitch);
673    }
674 
675    tu6_emit_cond_for_load_stores(cmd, cs, pipe, slot, hw_binning);
676 
677    tu_cs_emit_pkt7(cs, CP_SET_VISIBILITY_OVERRIDE, 1);
678    tu_cs_emit(cs, !hw_binning);
679 
680    tu_cs_emit_pkt7(cs, CP_SET_MODE, 1);
681    tu_cs_emit(cs, 0x0);
682 }
683 
684 static void
tu6_emit_sysmem_resolve(struct tu_cmd_buffer * cmd,struct tu_cs * cs,uint32_t layer_mask,uint32_t a,uint32_t gmem_a)685 tu6_emit_sysmem_resolve(struct tu_cmd_buffer *cmd,
686                         struct tu_cs *cs,
687                         uint32_t layer_mask,
688                         uint32_t a,
689                         uint32_t gmem_a)
690 {
691    const struct tu_framebuffer *fb = cmd->state.framebuffer;
692    const struct tu_image_view *dst = cmd->state.attachments[a];
693    const struct tu_image_view *src = cmd->state.attachments[gmem_a];
694 
695    tu_resolve_sysmem(cmd, cs, src, dst, layer_mask, fb->layers, &cmd->state.render_area);
696 }
697 
698 static void
tu6_emit_sysmem_resolves(struct tu_cmd_buffer * cmd,struct tu_cs * cs,const struct tu_subpass * subpass)699 tu6_emit_sysmem_resolves(struct tu_cmd_buffer *cmd,
700                          struct tu_cs *cs,
701                          const struct tu_subpass *subpass)
702 {
703    if (subpass->resolve_attachments) {
704       /* From the documentation for vkCmdNextSubpass, section 7.4 "Render Pass
705        * Commands":
706        *
707        *    End-of-subpass multisample resolves are treated as color
708        *    attachment writes for the purposes of synchronization.
709        *    This applies to resolve operations for both color and
710        *    depth/stencil attachments. That is, they are considered to
711        *    execute in the VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT
712        *    pipeline stage and their writes are synchronized with
713        *    VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT. Synchronization between
714        *    rendering within a subpass and any resolve operations at the end
715        *    of the subpass occurs automatically, without need for explicit
716        *    dependencies or pipeline barriers. However, if the resolve
717        *    attachment is also used in a different subpass, an explicit
718        *    dependency is needed.
719        *
720        * We use the CP_BLIT path for sysmem resolves, which is really a
721        * transfer command, so we have to manually flush similar to the gmem
722        * resolve case. However, a flush afterwards isn't needed because of the
723        * last sentence and the fact that we're in sysmem mode.
724        */
725       tu6_emit_event_write(cmd, cs, PC_CCU_FLUSH_COLOR_TS);
726       if (subpass->resolve_depth_stencil)
727          tu6_emit_event_write(cmd, cs, PC_CCU_FLUSH_DEPTH_TS);
728 
729       tu6_emit_event_write(cmd, cs, CACHE_INVALIDATE);
730 
731       /* Wait for the flushes to land before using the 2D engine */
732       tu_cs_emit_wfi(cs);
733 
734       for (unsigned i = 0; i < subpass->resolve_count; i++) {
735          uint32_t a = subpass->resolve_attachments[i].attachment;
736          if (a == VK_ATTACHMENT_UNUSED)
737             continue;
738 
739          uint32_t gmem_a = tu_subpass_get_attachment_to_resolve(subpass, i);
740 
741          tu6_emit_sysmem_resolve(cmd, cs, subpass->multiview_mask, a, gmem_a);
742       }
743    }
744 }
745 
746 static void
tu6_emit_tile_load(struct tu_cmd_buffer * cmd,struct tu_cs * cs)747 tu6_emit_tile_load(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
748 {
749    tu6_emit_blit_scissor(cmd, cs, true);
750 
751    for (uint32_t i = 0; i < cmd->state.pass->attachment_count; ++i)
752       tu_load_gmem_attachment(cmd, cs, i, cmd->state.tiling->binning, false);
753 }
754 
755 static void
tu6_emit_tile_store(struct tu_cmd_buffer * cmd,struct tu_cs * cs)756 tu6_emit_tile_store(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
757 {
758    const struct tu_render_pass *pass = cmd->state.pass;
759    const struct tu_subpass *subpass = &pass->subpasses[pass->subpass_count-1];
760 
761    tu_cs_emit_pkt7(cs, CP_SKIP_IB2_ENABLE_GLOBAL, 1);
762    tu_cs_emit(cs, 0x0);
763 
764    tu_cs_emit_pkt7(cs, CP_SET_MARKER, 1);
765    tu_cs_emit(cs, A6XX_CP_SET_MARKER_0_MODE(RM6_RESOLVE));
766 
767    tu6_emit_blit_scissor(cmd, cs, true);
768 
769    for (uint32_t a = 0; a < pass->attachment_count; ++a) {
770       if (pass->attachments[a].gmem)
771          tu_store_gmem_attachment(cmd, cs, a, a, cmd->state.tiling->binning_possible);
772    }
773 
774    if (subpass->resolve_attachments) {
775       for (unsigned i = 0; i < subpass->resolve_count; i++) {
776          uint32_t a = subpass->resolve_attachments[i].attachment;
777          if (a != VK_ATTACHMENT_UNUSED) {
778             uint32_t gmem_a = tu_subpass_get_attachment_to_resolve(subpass, i);
779             tu_store_gmem_attachment(cmd, cs, a, gmem_a, false);
780          }
781       }
782    }
783 }
784 
785 void
tu_disable_draw_states(struct tu_cmd_buffer * cmd,struct tu_cs * cs)786 tu_disable_draw_states(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
787 {
788    tu_cs_emit_pkt7(cs, CP_SET_DRAW_STATE, 3);
789    tu_cs_emit(cs, CP_SET_DRAW_STATE__0_COUNT(0) |
790                      CP_SET_DRAW_STATE__0_DISABLE_ALL_GROUPS |
791                      CP_SET_DRAW_STATE__0_GROUP_ID(0));
792    tu_cs_emit(cs, CP_SET_DRAW_STATE__1_ADDR_LO(0));
793    tu_cs_emit(cs, CP_SET_DRAW_STATE__2_ADDR_HI(0));
794 
795    cmd->state.dirty |= TU_CMD_DIRTY_DRAW_STATE;
796 }
797 
798 static void
tu6_init_hw(struct tu_cmd_buffer * cmd,struct tu_cs * cs)799 tu6_init_hw(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
800 {
801    struct tu_device *dev = cmd->device;
802    const struct tu_physical_device *phys_dev = dev->physical_device;
803 
804    tu6_emit_event_write(cmd, cs, CACHE_INVALIDATE);
805 
806    tu_cs_emit_regs(cs, A6XX_HLSQ_INVALIDATE_CMD(
807          .vs_state = true,
808          .hs_state = true,
809          .ds_state = true,
810          .gs_state = true,
811          .fs_state = true,
812          .cs_state = true,
813          .gfx_ibo = true,
814          .cs_ibo = true,
815          .gfx_shared_const = true,
816          .cs_shared_const = true,
817          .gfx_bindless = 0x1f,
818          .cs_bindless = 0x1f));
819 
820    tu_cs_emit_wfi(cs);
821 
822    cmd->state.cache.pending_flush_bits &=
823       ~(TU_CMD_FLAG_WAIT_FOR_IDLE | TU_CMD_FLAG_CACHE_INVALIDATE);
824 
825    tu_cs_emit_regs(cs,
826                    A6XX_RB_CCU_CNTL(.color_offset = phys_dev->ccu_offset_bypass));
827    cmd->state.ccu_state = TU_CMD_CCU_SYSMEM;
828    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_8E04, 0x00100000);
829    tu_cs_emit_write_reg(cs, REG_A6XX_SP_FLOAT_CNTL, 0);
830    tu_cs_emit_write_reg(cs, REG_A6XX_SP_UNKNOWN_AE00, 0);
831    tu_cs_emit_write_reg(cs, REG_A6XX_SP_PERFCTR_ENABLE, 0x3f);
832    tu_cs_emit_write_reg(cs, REG_A6XX_TPL1_UNKNOWN_B605, 0x44);
833    tu_cs_emit_write_reg(cs, REG_A6XX_TPL1_DBG_ECO_CNTL,
834                         phys_dev->info->a6xx.magic.TPL1_DBG_ECO_CNTL);
835    tu_cs_emit_write_reg(cs, REG_A6XX_HLSQ_UNKNOWN_BE00, 0x80);
836    tu_cs_emit_write_reg(cs, REG_A6XX_HLSQ_UNKNOWN_BE01, 0);
837 
838    tu_cs_emit_write_reg(cs, REG_A6XX_VPC_UNKNOWN_9600, 0);
839    tu_cs_emit_write_reg(cs, REG_A6XX_GRAS_DBG_ECO_CNTL, 0x880);
840    tu_cs_emit_write_reg(cs, REG_A6XX_HLSQ_UNKNOWN_BE04, 0);
841    tu_cs_emit_write_reg(cs, REG_A6XX_SP_CHICKEN_BITS, 0x00000410);
842    tu_cs_emit_write_reg(cs, REG_A6XX_SP_IBO_COUNT, 0);
843    tu_cs_emit_write_reg(cs, REG_A6XX_SP_UNKNOWN_B182, 0);
844    tu_cs_emit_regs(cs, A6XX_HLSQ_SHARED_CONSTS(.enable = false));
845    tu_cs_emit_write_reg(cs, REG_A6XX_UCHE_UNKNOWN_0E12, 0x3200000);
846    tu_cs_emit_write_reg(cs, REG_A6XX_UCHE_CLIENT_PF, 4);
847    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_8E01, 0x0);
848    tu_cs_emit_write_reg(cs, REG_A6XX_SP_UNKNOWN_A9A8, 0);
849    tu_cs_emit_regs(cs, A6XX_SP_MODE_CONTROL(.constant_demotion_enable = true,
850                                             .isammode = ISAMMODE_GL,
851                                             .shared_consts_enable = false));
852 
853    /* TODO: set A6XX_VFD_ADD_OFFSET_INSTANCE and fix ir3 to avoid adding base instance */
854    tu_cs_emit_write_reg(cs, REG_A6XX_VFD_ADD_OFFSET, A6XX_VFD_ADD_OFFSET_VERTEX);
855    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_8811, 0x00000010);
856    tu_cs_emit_write_reg(cs, REG_A6XX_PC_MODE_CNTL, 0x1f);
857 
858    tu_cs_emit_write_reg(cs, REG_A6XX_GRAS_UNKNOWN_8110, 0);
859 
860    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_8818, 0);
861    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_8819, 0);
862    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_881A, 0);
863    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_881B, 0);
864    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_881C, 0);
865    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_881D, 0);
866    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_881E, 0);
867    tu_cs_emit_write_reg(cs, REG_A6XX_RB_UNKNOWN_88F0, 0);
868 
869    tu_cs_emit_regs(cs, A6XX_VPC_POINT_COORD_INVERT(false));
870    tu_cs_emit_write_reg(cs, REG_A6XX_VPC_UNKNOWN_9300, 0);
871 
872    tu_cs_emit_regs(cs, A6XX_VPC_SO_DISABLE(true));
873 
874    tu_cs_emit_write_reg(cs, REG_A6XX_SP_UNKNOWN_B183, 0);
875 
876    tu_cs_emit_write_reg(cs, REG_A6XX_GRAS_SU_CONSERVATIVE_RAS_CNTL, 0);
877    tu_cs_emit_write_reg(cs, REG_A6XX_GRAS_UNKNOWN_80AF, 0);
878    tu_cs_emit_write_reg(cs, REG_A6XX_VPC_UNKNOWN_9210, 0);
879    tu_cs_emit_write_reg(cs, REG_A6XX_VPC_UNKNOWN_9211, 0);
880    tu_cs_emit_write_reg(cs, REG_A6XX_VPC_UNKNOWN_9602, 0);
881    tu_cs_emit_write_reg(cs, REG_A6XX_PC_UNKNOWN_9E72, 0);
882    tu_cs_emit_write_reg(cs, REG_A6XX_SP_TP_MODE_CNTL,
883                         0x000000a0 |
884                         A6XX_SP_TP_MODE_CNTL_ISAMMODE(ISAMMODE_GL));
885    tu_cs_emit_write_reg(cs, REG_A6XX_HLSQ_CONTROL_5_REG, 0xfc);
886 
887    tu_cs_emit_write_reg(cs, REG_A6XX_VFD_MODE_CNTL, 0x00000000);
888 
889    tu_cs_emit_write_reg(cs, REG_A6XX_PC_MODE_CNTL, 0x0000001f);
890 
891    tu_cs_emit_regs(cs, A6XX_RB_ALPHA_CONTROL()); /* always disable alpha test */
892    tu_cs_emit_regs(cs, A6XX_RB_DITHER_CNTL()); /* always disable dithering */
893 
894    tu_disable_draw_states(cmd, cs);
895 
896    tu_cs_emit_regs(cs,
897                    A6XX_SP_TP_BORDER_COLOR_BASE_ADDR(.bo = dev->global_bo,
898                                                      .bo_offset = gb_offset(bcolor_builtin)));
899    tu_cs_emit_regs(cs,
900                    A6XX_SP_PS_TP_BORDER_COLOR_BASE_ADDR(.bo = dev->global_bo,
901                                                         .bo_offset = gb_offset(bcolor_builtin)));
902 
903    /* VSC buffers:
904     * use vsc pitches from the largest values used so far with this device
905     * if there hasn't been overflow, there will already be a scratch bo
906     * allocated for these sizes
907     *
908     * if overflow is detected, the stream size is increased by 2x
909     */
910    mtx_lock(&dev->mutex);
911 
912    struct tu6_global *global = dev->global_bo->map;
913 
914    uint32_t vsc_draw_overflow = global->vsc_draw_overflow;
915    uint32_t vsc_prim_overflow = global->vsc_prim_overflow;
916 
917    if (vsc_draw_overflow >= dev->vsc_draw_strm_pitch)
918       dev->vsc_draw_strm_pitch = (dev->vsc_draw_strm_pitch - VSC_PAD) * 2 + VSC_PAD;
919 
920    if (vsc_prim_overflow >= dev->vsc_prim_strm_pitch)
921       dev->vsc_prim_strm_pitch = (dev->vsc_prim_strm_pitch - VSC_PAD) * 2 + VSC_PAD;
922 
923    cmd->vsc_prim_strm_pitch = dev->vsc_prim_strm_pitch;
924    cmd->vsc_draw_strm_pitch = dev->vsc_draw_strm_pitch;
925 
926    mtx_unlock(&dev->mutex);
927 
928    struct tu_bo *vsc_bo;
929    uint32_t size0 = cmd->vsc_prim_strm_pitch * MAX_VSC_PIPES +
930                     cmd->vsc_draw_strm_pitch * MAX_VSC_PIPES;
931 
932    tu_get_scratch_bo(dev, size0 + MAX_VSC_PIPES * 4, &vsc_bo);
933 
934    tu_cs_emit_regs(cs,
935                    A6XX_VSC_DRAW_STRM_SIZE_ADDRESS(.bo = vsc_bo, .bo_offset = size0));
936    tu_cs_emit_regs(cs,
937                    A6XX_VSC_PRIM_STRM_ADDRESS(.bo = vsc_bo));
938    tu_cs_emit_regs(cs,
939                    A6XX_VSC_DRAW_STRM_ADDRESS(.bo = vsc_bo,
940                                               .bo_offset = cmd->vsc_prim_strm_pitch * MAX_VSC_PIPES));
941 
942    tu_cs_sanity_check(cs);
943 }
944 
945 static void
update_vsc_pipe(struct tu_cmd_buffer * cmd,struct tu_cs * cs)946 update_vsc_pipe(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
947 {
948    const struct tu_tiling_config *tiling = cmd->state.tiling;
949 
950    tu_cs_emit_regs(cs,
951                    A6XX_VSC_BIN_SIZE(.width = tiling->tile0.width,
952                                      .height = tiling->tile0.height));
953 
954    tu_cs_emit_regs(cs,
955                    A6XX_VSC_BIN_COUNT(.nx = tiling->tile_count.width,
956                                       .ny = tiling->tile_count.height));
957 
958    tu_cs_emit_pkt4(cs, REG_A6XX_VSC_PIPE_CONFIG_REG(0), 32);
959    tu_cs_emit_array(cs, tiling->pipe_config, 32);
960 
961    tu_cs_emit_regs(cs,
962                    A6XX_VSC_PRIM_STRM_PITCH(cmd->vsc_prim_strm_pitch),
963                    A6XX_VSC_PRIM_STRM_LIMIT(cmd->vsc_prim_strm_pitch - VSC_PAD));
964 
965    tu_cs_emit_regs(cs,
966                    A6XX_VSC_DRAW_STRM_PITCH(cmd->vsc_draw_strm_pitch),
967                    A6XX_VSC_DRAW_STRM_LIMIT(cmd->vsc_draw_strm_pitch - VSC_PAD));
968 }
969 
970 static void
emit_vsc_overflow_test(struct tu_cmd_buffer * cmd,struct tu_cs * cs)971 emit_vsc_overflow_test(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
972 {
973    const struct tu_tiling_config *tiling = cmd->state.tiling;
974    const uint32_t used_pipe_count =
975       tiling->pipe_count.width * tiling->pipe_count.height;
976 
977    for (int i = 0; i < used_pipe_count; i++) {
978       tu_cs_emit_pkt7(cs, CP_COND_WRITE5, 8);
979       tu_cs_emit(cs, CP_COND_WRITE5_0_FUNCTION(WRITE_GE) |
980             CP_COND_WRITE5_0_WRITE_MEMORY);
981       tu_cs_emit(cs, CP_COND_WRITE5_1_POLL_ADDR_LO(REG_A6XX_VSC_DRAW_STRM_SIZE_REG(i)));
982       tu_cs_emit(cs, CP_COND_WRITE5_2_POLL_ADDR_HI(0));
983       tu_cs_emit(cs, CP_COND_WRITE5_3_REF(cmd->vsc_draw_strm_pitch - VSC_PAD));
984       tu_cs_emit(cs, CP_COND_WRITE5_4_MASK(~0));
985       tu_cs_emit_qw(cs, global_iova(cmd, vsc_draw_overflow));
986       tu_cs_emit(cs, CP_COND_WRITE5_7_WRITE_DATA(cmd->vsc_draw_strm_pitch));
987 
988       tu_cs_emit_pkt7(cs, CP_COND_WRITE5, 8);
989       tu_cs_emit(cs, CP_COND_WRITE5_0_FUNCTION(WRITE_GE) |
990             CP_COND_WRITE5_0_WRITE_MEMORY);
991       tu_cs_emit(cs, CP_COND_WRITE5_1_POLL_ADDR_LO(REG_A6XX_VSC_PRIM_STRM_SIZE_REG(i)));
992       tu_cs_emit(cs, CP_COND_WRITE5_2_POLL_ADDR_HI(0));
993       tu_cs_emit(cs, CP_COND_WRITE5_3_REF(cmd->vsc_prim_strm_pitch - VSC_PAD));
994       tu_cs_emit(cs, CP_COND_WRITE5_4_MASK(~0));
995       tu_cs_emit_qw(cs, global_iova(cmd, vsc_prim_overflow));
996       tu_cs_emit(cs, CP_COND_WRITE5_7_WRITE_DATA(cmd->vsc_prim_strm_pitch));
997    }
998 
999    tu_cs_emit_pkt7(cs, CP_WAIT_MEM_WRITES, 0);
1000 }
1001 
1002 static void
tu6_emit_binning_pass(struct tu_cmd_buffer * cmd,struct tu_cs * cs)1003 tu6_emit_binning_pass(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
1004 {
1005    struct tu_physical_device *phys_dev = cmd->device->physical_device;
1006    const struct tu_framebuffer *fb = cmd->state.framebuffer;
1007 
1008    tu6_emit_window_scissor(cs, 0, 0, fb->width - 1, fb->height - 1);
1009 
1010    tu_cs_emit_pkt7(cs, CP_SET_MARKER, 1);
1011    tu_cs_emit(cs, A6XX_CP_SET_MARKER_0_MODE(RM6_BINNING));
1012 
1013    tu_cs_emit_pkt7(cs, CP_SET_VISIBILITY_OVERRIDE, 1);
1014    tu_cs_emit(cs, 0x1);
1015 
1016    tu_cs_emit_pkt7(cs, CP_SET_MODE, 1);
1017    tu_cs_emit(cs, 0x1);
1018 
1019    tu_cs_emit_wfi(cs);
1020 
1021    tu_cs_emit_regs(cs,
1022                    A6XX_VFD_MODE_CNTL(.render_mode = BINNING_PASS));
1023 
1024    update_vsc_pipe(cmd, cs);
1025 
1026    tu_cs_emit_regs(cs,
1027                    A6XX_PC_POWER_CNTL(phys_dev->info->a6xx.magic.PC_POWER_CNTL));
1028 
1029    tu_cs_emit_regs(cs,
1030                    A6XX_VFD_POWER_CNTL(phys_dev->info->a6xx.magic.PC_POWER_CNTL));
1031 
1032    tu_cs_emit_pkt7(cs, CP_EVENT_WRITE, 1);
1033    tu_cs_emit(cs, UNK_2C);
1034 
1035    tu_cs_emit_regs(cs,
1036                    A6XX_RB_WINDOW_OFFSET(.x = 0, .y = 0));
1037 
1038    tu_cs_emit_regs(cs,
1039                    A6XX_SP_TP_WINDOW_OFFSET(.x = 0, .y = 0));
1040 
1041    trace_start_binning_ib(&cmd->trace, cs);
1042 
1043    /* emit IB to binning drawcmds: */
1044    tu_cs_emit_call(cs, &cmd->draw_cs);
1045 
1046    trace_end_binning_ib(&cmd->trace, cs);
1047 
1048    /* switching from binning pass to GMEM pass will cause a switch from
1049     * PROGRAM_BINNING to PROGRAM, which invalidates const state (XS_CONST states)
1050     * so make sure these states are re-emitted
1051     * (eventually these states shouldn't exist at all with shader prologue)
1052     * only VS and GS are invalidated, as FS isn't emitted in binning pass,
1053     * and we don't use HW binning when tesselation is used
1054     */
1055    tu_cs_emit_pkt7(cs, CP_SET_DRAW_STATE, 3);
1056    tu_cs_emit(cs, CP_SET_DRAW_STATE__0_COUNT(0) |
1057                   CP_SET_DRAW_STATE__0_DISABLE |
1058                   CP_SET_DRAW_STATE__0_GROUP_ID(TU_DRAW_STATE_CONST));
1059    tu_cs_emit(cs, CP_SET_DRAW_STATE__1_ADDR_LO(0));
1060    tu_cs_emit(cs, CP_SET_DRAW_STATE__2_ADDR_HI(0));
1061 
1062    tu_cs_emit_pkt7(cs, CP_EVENT_WRITE, 1);
1063    tu_cs_emit(cs, UNK_2D);
1064 
1065    /* This flush is probably required because the VSC, which produces the
1066     * visibility stream, is a client of UCHE, whereas the CP needs to read the
1067     * visibility stream (without caching) to do draw skipping. The
1068     * WFI+WAIT_FOR_ME combination guarantees that the binning commands
1069     * submitted are finished before reading the VSC regs (in
1070     * emit_vsc_overflow_test) or the VSC_DATA buffer directly (implicitly as
1071     * part of draws).
1072     */
1073    tu6_emit_event_write(cmd, cs, CACHE_FLUSH_TS);
1074 
1075    tu_cs_emit_wfi(cs);
1076 
1077    tu_cs_emit_pkt7(cs, CP_WAIT_FOR_ME, 0);
1078 
1079    emit_vsc_overflow_test(cmd, cs);
1080 
1081    tu_cs_emit_pkt7(cs, CP_SET_VISIBILITY_OVERRIDE, 1);
1082    tu_cs_emit(cs, 0x0);
1083 
1084    tu_cs_emit_pkt7(cs, CP_SET_MODE, 1);
1085    tu_cs_emit(cs, 0x0);
1086 }
1087 
1088 static struct tu_draw_state
tu_emit_input_attachments(struct tu_cmd_buffer * cmd,const struct tu_subpass * subpass,bool gmem)1089 tu_emit_input_attachments(struct tu_cmd_buffer *cmd,
1090                           const struct tu_subpass *subpass,
1091                           bool gmem)
1092 {
1093    const struct tu_tiling_config *tiling = cmd->state.tiling;
1094 
1095    /* note: we can probably emit input attachments just once for the whole
1096     * renderpass, this would avoid emitting both sysmem/gmem versions
1097     *
1098     * emit two texture descriptors for each input, as a workaround for
1099     * d24s8/d32s8, which can be sampled as both float (depth) and integer (stencil)
1100     * tu_shader lowers uint input attachment loads to use the 2nd descriptor
1101     * in the pair
1102     * TODO: a smarter workaround
1103     */
1104 
1105    if (!subpass->input_count)
1106       return (struct tu_draw_state) {};
1107 
1108    struct tu_cs_memory texture;
1109    VkResult result = tu_cs_alloc(&cmd->sub_cs, subpass->input_count * 2,
1110                                  A6XX_TEX_CONST_DWORDS, &texture);
1111    if (result != VK_SUCCESS) {
1112       cmd->record_result = result;
1113       return (struct tu_draw_state) {};
1114    }
1115 
1116    for (unsigned i = 0; i < subpass->input_count * 2; i++) {
1117       uint32_t a = subpass->input_attachments[i / 2].attachment;
1118       if (a == VK_ATTACHMENT_UNUSED)
1119          continue;
1120 
1121       const struct tu_image_view *iview = cmd->state.attachments[a];
1122       const struct tu_render_pass_attachment *att =
1123          &cmd->state.pass->attachments[a];
1124       uint32_t *dst = &texture.map[A6XX_TEX_CONST_DWORDS * i];
1125       uint32_t gmem_offset = tu_attachment_gmem_offset(cmd, att);
1126       uint32_t cpp = att->cpp;
1127 
1128       memcpy(dst, iview->view.descriptor, A6XX_TEX_CONST_DWORDS * 4);
1129 
1130       /* Cube descriptors require a different sampling instruction in shader,
1131        * however we don't know whether image is a cube or not until the start
1132        * of a renderpass. We have to patch the descriptor to make it compatible
1133        * with how it is sampled in shader.
1134        */
1135       enum a6xx_tex_type tex_type = (dst[2] & A6XX_TEX_CONST_2_TYPE__MASK) >>
1136                                     A6XX_TEX_CONST_2_TYPE__SHIFT;
1137       if (tex_type == A6XX_TEX_CUBE) {
1138          dst[2] &= ~A6XX_TEX_CONST_2_TYPE__MASK;
1139          dst[2] |= A6XX_TEX_CONST_2_TYPE(A6XX_TEX_2D);
1140 
1141          uint32_t depth = (dst[5] & A6XX_TEX_CONST_5_DEPTH__MASK) >>
1142                           A6XX_TEX_CONST_5_DEPTH__SHIFT;
1143          dst[5] &= ~A6XX_TEX_CONST_5_DEPTH__MASK;
1144          dst[5] |= A6XX_TEX_CONST_5_DEPTH(depth * 6);
1145       }
1146 
1147       if (i % 2 == 1 && att->format == VK_FORMAT_D24_UNORM_S8_UINT) {
1148          /* note this works because spec says fb and input attachments
1149           * must use identity swizzle
1150           *
1151           * Also we clear swap to WZYX.  This is because the view might have
1152           * picked XYZW to work better with border colors.
1153           */
1154          dst[0] &= ~(A6XX_TEX_CONST_0_FMT__MASK |
1155             A6XX_TEX_CONST_0_SWAP__MASK |
1156             A6XX_TEX_CONST_0_SWIZ_X__MASK | A6XX_TEX_CONST_0_SWIZ_Y__MASK |
1157             A6XX_TEX_CONST_0_SWIZ_Z__MASK | A6XX_TEX_CONST_0_SWIZ_W__MASK);
1158          if (!cmd->device->physical_device->info->a6xx.has_z24uint_s8uint) {
1159             dst[0] |= A6XX_TEX_CONST_0_FMT(FMT6_8_8_8_8_UINT) |
1160                A6XX_TEX_CONST_0_SWIZ_X(A6XX_TEX_W) |
1161                A6XX_TEX_CONST_0_SWIZ_Y(A6XX_TEX_ZERO) |
1162                A6XX_TEX_CONST_0_SWIZ_Z(A6XX_TEX_ZERO) |
1163                A6XX_TEX_CONST_0_SWIZ_W(A6XX_TEX_ONE);
1164          } else {
1165             dst[0] |= A6XX_TEX_CONST_0_FMT(FMT6_Z24_UINT_S8_UINT) |
1166                A6XX_TEX_CONST_0_SWIZ_X(A6XX_TEX_Y) |
1167                A6XX_TEX_CONST_0_SWIZ_Y(A6XX_TEX_ZERO) |
1168                A6XX_TEX_CONST_0_SWIZ_Z(A6XX_TEX_ZERO) |
1169                A6XX_TEX_CONST_0_SWIZ_W(A6XX_TEX_ONE);
1170          }
1171       }
1172 
1173       if (i % 2 == 1 && att->format == VK_FORMAT_D32_SFLOAT_S8_UINT) {
1174          dst[0] &= ~A6XX_TEX_CONST_0_FMT__MASK;
1175          dst[0] |= A6XX_TEX_CONST_0_FMT(FMT6_8_UINT);
1176          dst[2] &= ~(A6XX_TEX_CONST_2_PITCHALIGN__MASK | A6XX_TEX_CONST_2_PITCH__MASK);
1177          dst[2] |= A6XX_TEX_CONST_2_PITCH(iview->stencil_PITCH << 6);
1178          dst[3] = 0;
1179          dst[4] = iview->stencil_base_addr;
1180          dst[5] = (dst[5] & 0xffff) | iview->stencil_base_addr >> 32;
1181 
1182          cpp = att->samples;
1183          gmem_offset = att->gmem_offset_stencil[cmd->state.gmem_layout];
1184       }
1185 
1186       if (!gmem || !subpass->input_attachments[i / 2].patch_input_gmem)
1187          continue;
1188 
1189       /* patched for gmem */
1190       dst[0] &= ~(A6XX_TEX_CONST_0_SWAP__MASK | A6XX_TEX_CONST_0_TILE_MODE__MASK);
1191       dst[0] |= A6XX_TEX_CONST_0_TILE_MODE(TILE6_2);
1192       dst[2] =
1193          A6XX_TEX_CONST_2_TYPE(A6XX_TEX_2D) |
1194          A6XX_TEX_CONST_2_PITCH(tiling->tile0.width * cpp);
1195       dst[3] = 0;
1196       dst[4] = cmd->device->physical_device->gmem_base + gmem_offset;
1197       dst[5] = A6XX_TEX_CONST_5_DEPTH(1);
1198       for (unsigned i = 6; i < A6XX_TEX_CONST_DWORDS; i++)
1199          dst[i] = 0;
1200    }
1201 
1202    struct tu_cs cs;
1203    struct tu_draw_state ds = tu_cs_draw_state(&cmd->sub_cs, &cs, 9);
1204 
1205    tu_cs_emit_pkt7(&cs, CP_LOAD_STATE6_FRAG, 3);
1206    tu_cs_emit(&cs, CP_LOAD_STATE6_0_DST_OFF(0) |
1207                   CP_LOAD_STATE6_0_STATE_TYPE(ST6_CONSTANTS) |
1208                   CP_LOAD_STATE6_0_STATE_SRC(SS6_INDIRECT) |
1209                   CP_LOAD_STATE6_0_STATE_BLOCK(SB6_FS_TEX) |
1210                   CP_LOAD_STATE6_0_NUM_UNIT(subpass->input_count * 2));
1211    tu_cs_emit_qw(&cs, texture.iova);
1212 
1213    tu_cs_emit_regs(&cs, A6XX_SP_FS_TEX_CONST(.qword = texture.iova));
1214 
1215    tu_cs_emit_regs(&cs, A6XX_SP_FS_TEX_COUNT(subpass->input_count * 2));
1216 
1217    assert(cs.cur == cs.end); /* validate draw state size */
1218 
1219    return ds;
1220 }
1221 
1222 static void
tu_set_input_attachments(struct tu_cmd_buffer * cmd,const struct tu_subpass * subpass)1223 tu_set_input_attachments(struct tu_cmd_buffer *cmd, const struct tu_subpass *subpass)
1224 {
1225    struct tu_cs *cs = &cmd->draw_cs;
1226 
1227    tu_cs_emit_pkt7(cs, CP_SET_DRAW_STATE, 6);
1228    tu_cs_emit_draw_state(cs, TU_DRAW_STATE_INPUT_ATTACHMENTS_GMEM,
1229                          tu_emit_input_attachments(cmd, subpass, true));
1230    tu_cs_emit_draw_state(cs, TU_DRAW_STATE_INPUT_ATTACHMENTS_SYSMEM,
1231                          tu_emit_input_attachments(cmd, subpass, false));
1232 }
1233 
1234 
1235 static void
tu_emit_renderpass_begin(struct tu_cmd_buffer * cmd,const VkClearValue * clear_values)1236 tu_emit_renderpass_begin(struct tu_cmd_buffer *cmd,
1237                          const VkClearValue *clear_values)
1238 {
1239    struct tu_cs *cs = &cmd->draw_cs;
1240 
1241    tu_cond_exec_start(cs, CP_COND_EXEC_0_RENDER_MODE_GMEM);
1242 
1243    tu6_emit_tile_load(cmd, cs);
1244 
1245    tu6_emit_blit_scissor(cmd, cs, false);
1246 
1247    for (uint32_t i = 0; i < cmd->state.pass->attachment_count; ++i)
1248       tu_clear_gmem_attachment(cmd, cs, i, &clear_values[i]);
1249 
1250    tu_cond_exec_end(cs);
1251 
1252    tu_cond_exec_start(cs, CP_COND_EXEC_0_RENDER_MODE_SYSMEM);
1253 
1254    for (uint32_t i = 0; i < cmd->state.pass->attachment_count; ++i)
1255       tu_clear_sysmem_attachment(cmd, cs, i, &clear_values[i]);
1256 
1257    tu_cond_exec_end(cs);
1258 }
1259 
1260 static void
tu6_sysmem_render_begin(struct tu_cmd_buffer * cmd,struct tu_cs * cs,struct tu_renderpass_result * autotune_result)1261 tu6_sysmem_render_begin(struct tu_cmd_buffer *cmd, struct tu_cs *cs,
1262                         struct tu_renderpass_result *autotune_result)
1263 {
1264    const struct tu_framebuffer *fb = cmd->state.framebuffer;
1265 
1266    tu_lrz_sysmem_begin(cmd, cs);
1267 
1268    assert(fb->width > 0 && fb->height > 0);
1269    tu6_emit_window_scissor(cs, 0, 0, fb->width - 1, fb->height - 1);
1270    tu6_emit_window_offset(cs, 0, 0);
1271 
1272    tu6_emit_bin_size(cs, 0, 0,
1273                      A6XX_RB_BIN_CONTROL_BUFFERS_LOCATION(BUFFERS_IN_SYSMEM) |
1274                      A6XX_RB_BIN_CONTROL_FORCE_LRZ_WRITE_DIS);
1275 
1276    tu_cs_emit_pkt7(cs, CP_SET_MARKER, 1);
1277    tu_cs_emit(cs, A6XX_CP_SET_MARKER_0_MODE(RM6_BYPASS));
1278 
1279    tu_cs_emit_pkt7(cs, CP_SKIP_IB2_ENABLE_GLOBAL, 1);
1280    tu_cs_emit(cs, 0x0);
1281 
1282    tu_emit_cache_flush_ccu(cmd, cs, TU_CMD_CCU_SYSMEM);
1283 
1284    tu_cs_emit_pkt7(cs, CP_SET_VISIBILITY_OVERRIDE, 1);
1285    tu_cs_emit(cs, 0x1);
1286 
1287    tu_cs_emit_pkt7(cs, CP_SET_MODE, 1);
1288    tu_cs_emit(cs, 0x0);
1289 
1290    tu_autotune_begin_renderpass(cmd, cs, autotune_result);
1291 
1292    tu_cs_sanity_check(cs);
1293 }
1294 
1295 static void
tu6_sysmem_render_end(struct tu_cmd_buffer * cmd,struct tu_cs * cs,struct tu_renderpass_result * autotune_result)1296 tu6_sysmem_render_end(struct tu_cmd_buffer *cmd, struct tu_cs *cs,
1297                       struct tu_renderpass_result *autotune_result)
1298 {
1299    tu_autotune_end_renderpass(cmd, cs, autotune_result);
1300 
1301    /* Do any resolves of the last subpass. These are handled in the
1302     * tile_store_cs in the gmem path.
1303     */
1304    tu6_emit_sysmem_resolves(cmd, cs, cmd->state.subpass);
1305 
1306    tu_cs_emit_call(cs, &cmd->draw_epilogue_cs);
1307 
1308    tu_cs_emit_pkt7(cs, CP_SKIP_IB2_ENABLE_GLOBAL, 1);
1309    tu_cs_emit(cs, 0x0);
1310 
1311    tu_lrz_sysmem_end(cmd, cs);
1312 
1313    tu_cs_sanity_check(cs);
1314 }
1315 
1316 static void
tu6_tile_render_begin(struct tu_cmd_buffer * cmd,struct tu_cs * cs,struct tu_renderpass_result * autotune_result)1317 tu6_tile_render_begin(struct tu_cmd_buffer *cmd, struct tu_cs *cs,
1318                       struct tu_renderpass_result *autotune_result)
1319 {
1320    struct tu_physical_device *phys_dev = cmd->device->physical_device;
1321    const struct tu_tiling_config *tiling = cmd->state.tiling;
1322    tu_lrz_tiling_begin(cmd, cs);
1323 
1324    tu_cs_emit_pkt7(cs, CP_SKIP_IB2_ENABLE_GLOBAL, 1);
1325    tu_cs_emit(cs, 0x0);
1326 
1327    tu_emit_cache_flush_ccu(cmd, cs, TU_CMD_CCU_GMEM);
1328 
1329    if (use_hw_binning(cmd)) {
1330       tu6_emit_bin_size(cs, tiling->tile0.width, tiling->tile0.height,
1331                         A6XX_RB_BIN_CONTROL_RENDER_MODE(BINNING_PASS) |
1332                         A6XX_RB_BIN_CONTROL_LRZ_FEEDBACK_ZMODE_MASK(0x6));
1333 
1334       tu6_emit_render_cntl(cmd, cmd->state.subpass, cs, true);
1335 
1336       tu6_emit_binning_pass(cmd, cs);
1337 
1338       tu6_emit_bin_size(cs, tiling->tile0.width, tiling->tile0.height,
1339                         A6XX_RB_BIN_CONTROL_FORCE_LRZ_WRITE_DIS |
1340                         A6XX_RB_BIN_CONTROL_LRZ_FEEDBACK_ZMODE_MASK(0x6));
1341 
1342       tu_cs_emit_regs(cs,
1343                       A6XX_VFD_MODE_CNTL(0));
1344 
1345       tu_cs_emit_regs(cs,
1346                       A6XX_PC_POWER_CNTL(phys_dev->info->a6xx.magic.PC_POWER_CNTL));
1347 
1348       tu_cs_emit_regs(cs,
1349                       A6XX_VFD_POWER_CNTL(phys_dev->info->a6xx.magic.PC_POWER_CNTL));
1350 
1351       tu_cs_emit_pkt7(cs, CP_SKIP_IB2_ENABLE_GLOBAL, 1);
1352       tu_cs_emit(cs, 0x1);
1353    } else {
1354       tu6_emit_bin_size(cs, tiling->tile0.width, tiling->tile0.height,
1355                         A6XX_RB_BIN_CONTROL_LRZ_FEEDBACK_ZMODE_MASK(0x6));
1356 
1357       if (tiling->binning_possible) {
1358          /* Mark all tiles as visible for tu6_emit_cond_for_load_stores(), since
1359           * the actual binner didn't run.
1360           */
1361          int pipe_count = tiling->pipe_count.width * tiling->pipe_count.height;
1362          tu_cs_emit_pkt4(cs, REG_A6XX_VSC_STATE_REG(0), pipe_count);
1363          for (int i = 0; i < pipe_count; i++)
1364             tu_cs_emit(cs, ~0);
1365       }
1366    }
1367 
1368    tu_autotune_begin_renderpass(cmd, cs, autotune_result);
1369 
1370    tu_cs_sanity_check(cs);
1371 }
1372 
1373 static void
tu6_render_tile(struct tu_cmd_buffer * cmd,struct tu_cs * cs,uint32_t tx,uint32_t ty,uint32_t pipe,uint32_t slot)1374 tu6_render_tile(struct tu_cmd_buffer *cmd, struct tu_cs *cs,
1375                 uint32_t tx, uint32_t ty, uint32_t pipe, uint32_t slot)
1376 {
1377    tu6_emit_tile_select(cmd, &cmd->cs, tx, ty, pipe, slot);
1378 
1379    trace_start_draw_ib_gmem(&cmd->trace, &cmd->cs);
1380 
1381    /* Primitives that passed all tests are still counted in in each
1382     * tile even with HW binning beforehand. Do not permit it.
1383     */
1384    if (cmd->state.prim_generated_query_running_before_rp)
1385       tu6_emit_event_write(cmd, cs, STOP_PRIMITIVE_CTRS);
1386 
1387    tu_cs_emit_call(cs, &cmd->draw_cs);
1388 
1389    if (cmd->state.prim_generated_query_running_before_rp)
1390       tu6_emit_event_write(cmd, cs, START_PRIMITIVE_CTRS);
1391 
1392    if (use_hw_binning(cmd)) {
1393       tu_cs_emit_pkt7(cs, CP_SET_MARKER, 1);
1394       tu_cs_emit(cs, A6XX_CP_SET_MARKER_0_MODE(RM6_ENDVIS));
1395    }
1396 
1397    /* Predicate is changed in draw_cs so we have to re-emit it */
1398    if (cmd->state.rp.draw_cs_writes_to_cond_pred)
1399       tu6_emit_cond_for_load_stores(cmd, cs, pipe, slot, false);
1400 
1401    tu_cs_emit_call(cs, &cmd->tile_store_cs);
1402 
1403    if (!u_trace_iterator_equal(cmd->trace_renderpass_start, cmd->trace_renderpass_end)) {
1404       tu_cs_emit_wfi(cs);
1405       tu_cs_emit_pkt7(&cmd->cs, CP_WAIT_FOR_ME, 0);
1406       u_trace_clone_append(cmd->trace_renderpass_start,
1407                            cmd->trace_renderpass_end,
1408                            &cmd->trace,
1409                            cs, tu_copy_timestamp_buffer);
1410    }
1411 
1412    tu_cs_sanity_check(cs);
1413 
1414    trace_end_draw_ib_gmem(&cmd->trace, &cmd->cs);
1415 }
1416 
1417 static void
tu6_tile_render_end(struct tu_cmd_buffer * cmd,struct tu_cs * cs,struct tu_renderpass_result * autotune_result)1418 tu6_tile_render_end(struct tu_cmd_buffer *cmd, struct tu_cs *cs,
1419                     struct tu_renderpass_result *autotune_result)
1420 {
1421    tu_autotune_end_renderpass(cmd, cs, autotune_result);
1422 
1423    tu_cs_emit_call(cs, &cmd->draw_epilogue_cs);
1424 
1425    tu_lrz_tiling_end(cmd, cs);
1426 
1427    tu6_emit_event_write(cmd, cs, PC_CCU_RESOLVE_TS);
1428 
1429    tu_cs_sanity_check(cs);
1430 }
1431 
1432 static void
tu_cmd_render_tiles(struct tu_cmd_buffer * cmd,struct tu_renderpass_result * autotune_result)1433 tu_cmd_render_tiles(struct tu_cmd_buffer *cmd,
1434                     struct tu_renderpass_result *autotune_result)
1435 {
1436    const struct tu_framebuffer *fb = cmd->state.framebuffer;
1437    const struct tu_tiling_config *tiling = cmd->state.tiling;
1438 
1439    /* Create gmem stores now (at EndRenderPass time)) because they needed to
1440     * know whether to allow their conditional execution, which was tied to a
1441     * state that was known only at the end of the renderpass.  They will be
1442     * called from tu6_render_tile().
1443     */
1444    tu_cs_begin(&cmd->tile_store_cs);
1445    tu6_emit_tile_store(cmd, &cmd->tile_store_cs);
1446    tu_cs_end(&cmd->tile_store_cs);
1447 
1448    tu6_tile_render_begin(cmd, &cmd->cs, autotune_result);
1449 
1450    /* Note: we reverse the order of walking the pipes and tiles on every
1451     * other row, to improve texture cache locality compared to raster order.
1452     */
1453    for (uint32_t py = 0; py < tiling->pipe_count.height; py++) {
1454       uint32_t pipe_row = py * tiling->pipe_count.width;
1455       for (uint32_t pipe_row_i = 0; pipe_row_i < tiling->pipe_count.width; pipe_row_i++) {
1456          uint32_t px;
1457          if (py & 1)
1458             px = tiling->pipe_count.width - 1 - pipe_row_i;
1459          else
1460             px = pipe_row_i;
1461          uint32_t pipe = pipe_row + px;
1462          uint32_t tx1 = px * tiling->pipe0.width;
1463          uint32_t ty1 = py * tiling->pipe0.height;
1464          uint32_t tx2 = MIN2(tx1 + tiling->pipe0.width, tiling->tile_count.width);
1465          uint32_t ty2 = MIN2(ty1 + tiling->pipe0.height, tiling->tile_count.height);
1466          uint32_t tile_row_stride = tx2 - tx1;
1467          uint32_t slot_row = 0;
1468          for (uint32_t ty = ty1; ty < ty2; ty++) {
1469             for (uint32_t tile_row_i = 0; tile_row_i < tile_row_stride; tile_row_i++) {
1470                uint32_t tx;
1471                if (ty & 1)
1472                   tx = tile_row_stride - 1 - tile_row_i;
1473                else
1474                   tx = tile_row_i;
1475                uint32_t slot = slot_row + tx;
1476                tu6_render_tile(cmd, &cmd->cs, tx1 + tx, ty, pipe, slot);
1477             }
1478             slot_row += tile_row_stride;
1479          }
1480       }
1481    }
1482 
1483    tu6_tile_render_end(cmd, &cmd->cs, autotune_result);
1484 
1485    trace_end_render_pass(&cmd->trace, &cmd->cs, fb, tiling);
1486 
1487    if (!u_trace_iterator_equal(cmd->trace_renderpass_start, cmd->trace_renderpass_end))
1488       u_trace_disable_event_range(cmd->trace_renderpass_start,
1489                                   cmd->trace_renderpass_end);
1490 
1491    /* Reset the gmem store CS entry lists so that the next render pass
1492     * does its own stores.
1493     */
1494    tu_cs_discard_entries(&cmd->tile_store_cs);
1495 }
1496 
1497 static void
tu_cmd_render_sysmem(struct tu_cmd_buffer * cmd,struct tu_renderpass_result * autotune_result)1498 tu_cmd_render_sysmem(struct tu_cmd_buffer *cmd,
1499                      struct tu_renderpass_result *autotune_result)
1500 {
1501    tu6_sysmem_render_begin(cmd, &cmd->cs, autotune_result);
1502 
1503    trace_start_draw_ib_sysmem(&cmd->trace, &cmd->cs);
1504 
1505    tu_cs_emit_call(&cmd->cs, &cmd->draw_cs);
1506 
1507    trace_end_draw_ib_sysmem(&cmd->trace, &cmd->cs);
1508 
1509    tu6_sysmem_render_end(cmd, &cmd->cs, autotune_result);
1510 
1511    trace_end_render_pass(&cmd->trace, &cmd->cs, cmd->state.framebuffer, cmd->state.tiling);
1512 }
1513 
1514 void
tu_cmd_render(struct tu_cmd_buffer * cmd_buffer)1515 tu_cmd_render(struct tu_cmd_buffer *cmd_buffer)
1516 {
1517    if (cmd_buffer->state.rp.has_tess)
1518       tu6_lazy_emit_tessfactor_addr(cmd_buffer);
1519 
1520    struct tu_renderpass_result *autotune_result = NULL;
1521    if (use_sysmem_rendering(cmd_buffer, &autotune_result))
1522       tu_cmd_render_sysmem(cmd_buffer, autotune_result);
1523    else
1524       tu_cmd_render_tiles(cmd_buffer, autotune_result);
1525 
1526    /* Outside of renderpasses we assume all draw states are disabled. We do
1527     * this outside the draw CS for the normal case where 3d gmem stores aren't
1528     * used.
1529     */
1530    tu_disable_draw_states(cmd_buffer, &cmd_buffer->cs);
1531 
1532 }
1533 
tu_reset_render_pass(struct tu_cmd_buffer * cmd_buffer)1534 static void tu_reset_render_pass(struct tu_cmd_buffer *cmd_buffer)
1535 {
1536    /* discard draw_cs and draw_epilogue_cs entries now that the tiles are
1537       rendered */
1538    tu_cs_discard_entries(&cmd_buffer->draw_cs);
1539    tu_cs_begin(&cmd_buffer->draw_cs);
1540    tu_cs_discard_entries(&cmd_buffer->draw_epilogue_cs);
1541    tu_cs_begin(&cmd_buffer->draw_epilogue_cs);
1542 
1543    cmd_buffer->state.pass = NULL;
1544    cmd_buffer->state.subpass = NULL;
1545    cmd_buffer->state.framebuffer = NULL;
1546    cmd_buffer->state.attachments = NULL;
1547    cmd_buffer->state.gmem_layout = TU_GMEM_LAYOUT_COUNT; /* invalid value to prevent looking up gmem offsets */
1548    memset(&cmd_buffer->state.rp, 0, sizeof(cmd_buffer->state.rp));
1549 
1550    /* LRZ is not valid next time we use it */
1551    cmd_buffer->state.lrz.valid = false;
1552    cmd_buffer->state.dirty |= TU_CMD_DIRTY_LRZ;
1553 }
1554 
1555 static VkResult
tu_create_cmd_buffer(struct tu_device * device,struct tu_cmd_pool * pool,VkCommandBufferLevel level,VkCommandBuffer * pCommandBuffer)1556 tu_create_cmd_buffer(struct tu_device *device,
1557                      struct tu_cmd_pool *pool,
1558                      VkCommandBufferLevel level,
1559                      VkCommandBuffer *pCommandBuffer)
1560 {
1561    struct tu_cmd_buffer *cmd_buffer;
1562 
1563    cmd_buffer = vk_zalloc2(&device->vk.alloc, NULL, sizeof(*cmd_buffer), 8,
1564                            VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1565 
1566    if (cmd_buffer == NULL)
1567       return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
1568 
1569    VkResult result = vk_command_buffer_init(&cmd_buffer->vk, &pool->vk, level);
1570    if (result != VK_SUCCESS) {
1571       vk_free2(&device->vk.alloc, NULL, cmd_buffer);
1572       return result;
1573    }
1574 
1575    cmd_buffer->device = device;
1576    cmd_buffer->pool = pool;
1577 
1578    if (pool) {
1579       list_addtail(&cmd_buffer->pool_link, &pool->cmd_buffers);
1580       cmd_buffer->queue_family_index = pool->vk.queue_family_index;
1581 
1582    } else {
1583       /* Init the pool_link so we can safely call list_del when we destroy
1584        * the command buffer
1585        */
1586       list_inithead(&cmd_buffer->pool_link);
1587       cmd_buffer->queue_family_index = TU_QUEUE_GENERAL;
1588    }
1589 
1590 
1591    u_trace_init(&cmd_buffer->trace, &device->trace_context);
1592    list_inithead(&cmd_buffer->renderpass_autotune_results);
1593 
1594    tu_cs_init(&cmd_buffer->cs, device, TU_CS_MODE_GROW, 4096);
1595    tu_cs_init(&cmd_buffer->draw_cs, device, TU_CS_MODE_GROW, 4096);
1596    tu_cs_init(&cmd_buffer->tile_store_cs, device, TU_CS_MODE_GROW, 2048);
1597    tu_cs_init(&cmd_buffer->draw_epilogue_cs, device, TU_CS_MODE_GROW, 4096);
1598    tu_cs_init(&cmd_buffer->sub_cs, device, TU_CS_MODE_SUB_STREAM, 2048);
1599    tu_cs_init(&cmd_buffer->pre_chain.draw_cs, device, TU_CS_MODE_GROW, 4096);
1600    tu_cs_init(&cmd_buffer->pre_chain.draw_epilogue_cs, device, TU_CS_MODE_GROW, 4096);
1601 
1602    *pCommandBuffer = tu_cmd_buffer_to_handle(cmd_buffer);
1603 
1604    return VK_SUCCESS;
1605 }
1606 
1607 static void
tu_cmd_buffer_destroy(struct tu_cmd_buffer * cmd_buffer)1608 tu_cmd_buffer_destroy(struct tu_cmd_buffer *cmd_buffer)
1609 {
1610    list_del(&cmd_buffer->pool_link);
1611 
1612    tu_cs_finish(&cmd_buffer->cs);
1613    tu_cs_finish(&cmd_buffer->draw_cs);
1614    tu_cs_finish(&cmd_buffer->tile_store_cs);
1615    tu_cs_finish(&cmd_buffer->draw_epilogue_cs);
1616    tu_cs_finish(&cmd_buffer->sub_cs);
1617    tu_cs_finish(&cmd_buffer->pre_chain.draw_cs);
1618    tu_cs_finish(&cmd_buffer->pre_chain.draw_epilogue_cs);
1619 
1620    u_trace_fini(&cmd_buffer->trace);
1621 
1622    tu_autotune_free_results(cmd_buffer->device, &cmd_buffer->renderpass_autotune_results);
1623 
1624    for (unsigned i = 0; i < MAX_BIND_POINTS; i++) {
1625       if (cmd_buffer->descriptors[i].push_set.layout)
1626          tu_descriptor_set_layout_unref(cmd_buffer->device,
1627                                         cmd_buffer->descriptors[i].push_set.layout);
1628    }
1629 
1630    vk_command_buffer_finish(&cmd_buffer->vk);
1631    vk_free2(&cmd_buffer->device->vk.alloc, &cmd_buffer->pool->vk.alloc,
1632             cmd_buffer);
1633 }
1634 
1635 static VkResult
tu_reset_cmd_buffer(struct tu_cmd_buffer * cmd_buffer)1636 tu_reset_cmd_buffer(struct tu_cmd_buffer *cmd_buffer)
1637 {
1638    vk_command_buffer_reset(&cmd_buffer->vk);
1639 
1640    cmd_buffer->record_result = VK_SUCCESS;
1641 
1642    tu_cs_reset(&cmd_buffer->cs);
1643    tu_cs_reset(&cmd_buffer->draw_cs);
1644    tu_cs_reset(&cmd_buffer->tile_store_cs);
1645    tu_cs_reset(&cmd_buffer->draw_epilogue_cs);
1646    tu_cs_reset(&cmd_buffer->sub_cs);
1647    tu_cs_reset(&cmd_buffer->pre_chain.draw_cs);
1648    tu_cs_reset(&cmd_buffer->pre_chain.draw_epilogue_cs);
1649 
1650    tu_autotune_free_results(cmd_buffer->device, &cmd_buffer->renderpass_autotune_results);
1651 
1652    for (unsigned i = 0; i < MAX_BIND_POINTS; i++) {
1653       memset(&cmd_buffer->descriptors[i].sets, 0, sizeof(cmd_buffer->descriptors[i].sets));
1654       if (cmd_buffer->descriptors[i].push_set.layout)
1655          tu_descriptor_set_layout_unref(cmd_buffer->device,
1656                                         cmd_buffer->descriptors[i].push_set.layout);
1657       memset(&cmd_buffer->descriptors[i].push_set, 0, sizeof(cmd_buffer->descriptors[i].push_set));
1658       cmd_buffer->descriptors[i].push_set.base.type = VK_OBJECT_TYPE_DESCRIPTOR_SET;
1659    }
1660 
1661    u_trace_fini(&cmd_buffer->trace);
1662    u_trace_init(&cmd_buffer->trace, &cmd_buffer->device->trace_context);
1663 
1664    cmd_buffer->status = TU_CMD_BUFFER_STATUS_INITIAL;
1665 
1666    return cmd_buffer->record_result;
1667 }
1668 
1669 VKAPI_ATTR VkResult VKAPI_CALL
tu_AllocateCommandBuffers(VkDevice _device,const VkCommandBufferAllocateInfo * pAllocateInfo,VkCommandBuffer * pCommandBuffers)1670 tu_AllocateCommandBuffers(VkDevice _device,
1671                           const VkCommandBufferAllocateInfo *pAllocateInfo,
1672                           VkCommandBuffer *pCommandBuffers)
1673 {
1674    TU_FROM_HANDLE(tu_device, device, _device);
1675    TU_FROM_HANDLE(tu_cmd_pool, pool, pAllocateInfo->commandPool);
1676 
1677    VkResult result = VK_SUCCESS;
1678    uint32_t i;
1679 
1680    for (i = 0; i < pAllocateInfo->commandBufferCount; i++) {
1681 
1682       if (!list_is_empty(&pool->free_cmd_buffers)) {
1683          struct tu_cmd_buffer *cmd_buffer = list_first_entry(
1684             &pool->free_cmd_buffers, struct tu_cmd_buffer, pool_link);
1685 
1686          list_del(&cmd_buffer->pool_link);
1687          list_addtail(&cmd_buffer->pool_link, &pool->cmd_buffers);
1688 
1689          result = tu_reset_cmd_buffer(cmd_buffer);
1690          vk_command_buffer_finish(&cmd_buffer->vk);
1691          VkResult init_result =
1692             vk_command_buffer_init(&cmd_buffer->vk, &pool->vk, pAllocateInfo->level);
1693          if (init_result != VK_SUCCESS)
1694             result = init_result;
1695 
1696          pCommandBuffers[i] = tu_cmd_buffer_to_handle(cmd_buffer);
1697       } else {
1698          result = tu_create_cmd_buffer(device, pool, pAllocateInfo->level,
1699                                        &pCommandBuffers[i]);
1700       }
1701       if (result != VK_SUCCESS)
1702          break;
1703    }
1704 
1705    if (result != VK_SUCCESS) {
1706       tu_FreeCommandBuffers(_device, pAllocateInfo->commandPool, i,
1707                             pCommandBuffers);
1708 
1709       /* From the Vulkan 1.0.66 spec:
1710        *
1711        * "vkAllocateCommandBuffers can be used to create multiple
1712        *  command buffers. If the creation of any of those command
1713        *  buffers fails, the implementation must destroy all
1714        *  successfully created command buffer objects from this
1715        *  command, set all entries of the pCommandBuffers array to
1716        *  NULL and return the error."
1717        */
1718       memset(pCommandBuffers, 0,
1719              sizeof(*pCommandBuffers) * pAllocateInfo->commandBufferCount);
1720    }
1721 
1722    return result;
1723 }
1724 
1725 VKAPI_ATTR void VKAPI_CALL
tu_FreeCommandBuffers(VkDevice device,VkCommandPool commandPool,uint32_t commandBufferCount,const VkCommandBuffer * pCommandBuffers)1726 tu_FreeCommandBuffers(VkDevice device,
1727                       VkCommandPool commandPool,
1728                       uint32_t commandBufferCount,
1729                       const VkCommandBuffer *pCommandBuffers)
1730 {
1731    for (uint32_t i = 0; i < commandBufferCount; i++) {
1732       TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, pCommandBuffers[i]);
1733 
1734       if (cmd_buffer) {
1735          if (cmd_buffer->pool) {
1736             list_del(&cmd_buffer->pool_link);
1737             list_addtail(&cmd_buffer->pool_link,
1738                          &cmd_buffer->pool->free_cmd_buffers);
1739          } else
1740             tu_cmd_buffer_destroy(cmd_buffer);
1741       }
1742    }
1743 }
1744 
1745 VKAPI_ATTR VkResult VKAPI_CALL
tu_ResetCommandBuffer(VkCommandBuffer commandBuffer,VkCommandBufferResetFlags flags)1746 tu_ResetCommandBuffer(VkCommandBuffer commandBuffer,
1747                       VkCommandBufferResetFlags flags)
1748 {
1749    TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, commandBuffer);
1750    return tu_reset_cmd_buffer(cmd_buffer);
1751 }
1752 
1753 /* Initialize the cache, assuming all necessary flushes have happened but *not*
1754  * invalidations.
1755  */
1756 static void
tu_cache_init(struct tu_cache_state * cache)1757 tu_cache_init(struct tu_cache_state *cache)
1758 {
1759    cache->flush_bits = 0;
1760    cache->pending_flush_bits = TU_CMD_FLAG_ALL_INVALIDATE;
1761 }
1762 
1763 /* Unlike the public entrypoint, this doesn't handle cache tracking, and
1764  * tracking the CCU state. It's used for the driver to insert its own command
1765  * buffer in the middle of a submit.
1766  */
1767 VkResult
tu_cmd_buffer_begin(struct tu_cmd_buffer * cmd_buffer,VkCommandBufferUsageFlags usage_flags)1768 tu_cmd_buffer_begin(struct tu_cmd_buffer *cmd_buffer,
1769                     VkCommandBufferUsageFlags usage_flags)
1770 {
1771    VkResult result = VK_SUCCESS;
1772    if (cmd_buffer->status != TU_CMD_BUFFER_STATUS_INITIAL) {
1773       /* If the command buffer has already been resetted with
1774        * vkResetCommandBuffer, no need to do it again.
1775        */
1776       result = tu_reset_cmd_buffer(cmd_buffer);
1777       if (result != VK_SUCCESS)
1778          return result;
1779    }
1780 
1781    memset(&cmd_buffer->state, 0, sizeof(cmd_buffer->state));
1782    cmd_buffer->state.index_size = 0xff; /* dirty restart index */
1783    cmd_buffer->state.line_mode = RECTANGULAR;
1784    cmd_buffer->state.gmem_layout = TU_GMEM_LAYOUT_COUNT; /* dirty value */
1785 
1786    tu_cache_init(&cmd_buffer->state.cache);
1787    tu_cache_init(&cmd_buffer->state.renderpass_cache);
1788    cmd_buffer->usage_flags = usage_flags;
1789 
1790    tu_cs_begin(&cmd_buffer->cs);
1791    tu_cs_begin(&cmd_buffer->draw_cs);
1792    tu_cs_begin(&cmd_buffer->draw_epilogue_cs);
1793 
1794    cmd_buffer->status = TU_CMD_BUFFER_STATUS_RECORDING;
1795    return VK_SUCCESS;
1796 }
1797 
1798 VKAPI_ATTR VkResult VKAPI_CALL
tu_BeginCommandBuffer(VkCommandBuffer commandBuffer,const VkCommandBufferBeginInfo * pBeginInfo)1799 tu_BeginCommandBuffer(VkCommandBuffer commandBuffer,
1800                       const VkCommandBufferBeginInfo *pBeginInfo)
1801 {
1802    TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, commandBuffer);
1803    VkResult result = tu_cmd_buffer_begin(cmd_buffer, pBeginInfo->flags);
1804    if (result != VK_SUCCESS)
1805       return result;
1806 
1807    /* setup initial configuration into command buffer */
1808    if (cmd_buffer->vk.level == VK_COMMAND_BUFFER_LEVEL_PRIMARY) {
1809       switch (cmd_buffer->queue_family_index) {
1810       case TU_QUEUE_GENERAL:
1811          tu6_init_hw(cmd_buffer, &cmd_buffer->cs);
1812          break;
1813       default:
1814          break;
1815       }
1816    } else if (cmd_buffer->vk.level == VK_COMMAND_BUFFER_LEVEL_SECONDARY) {
1817       assert(pBeginInfo->pInheritanceInfo);
1818 
1819       cmd_buffer->inherited_pipeline_statistics =
1820          pBeginInfo->pInheritanceInfo->pipelineStatistics;
1821 
1822       vk_foreach_struct_const(ext, pBeginInfo->pInheritanceInfo) {
1823          switch (ext->sType) {
1824          case VK_STRUCTURE_TYPE_COMMAND_BUFFER_INHERITANCE_CONDITIONAL_RENDERING_INFO_EXT: {
1825             const VkCommandBufferInheritanceConditionalRenderingInfoEXT *cond_rend = (void *) ext;
1826             cmd_buffer->state.predication_active = cond_rend->conditionalRenderingEnable;
1827             break;
1828          default:
1829             break;
1830          }
1831          }
1832       }
1833 
1834       if (pBeginInfo->flags & VK_COMMAND_BUFFER_USAGE_RENDER_PASS_CONTINUE_BIT) {
1835          const VkCommandBufferInheritanceRenderingInfo *rendering_info =
1836             vk_find_struct_const(pBeginInfo->pInheritanceInfo->pNext,
1837                                  COMMAND_BUFFER_INHERITANCE_RENDERING_INFO);
1838 
1839          if (unlikely(cmd_buffer->device->instance->debug_flags & TU_DEBUG_DYNAMIC)) {
1840             rendering_info =
1841                vk_get_command_buffer_inheritance_rendering_info(cmd_buffer->vk.level,
1842                                                                 pBeginInfo);
1843          }
1844 
1845          if (rendering_info) {
1846             tu_setup_dynamic_inheritance(cmd_buffer, rendering_info);
1847             cmd_buffer->state.pass = &cmd_buffer->dynamic_pass;
1848             cmd_buffer->state.subpass = &cmd_buffer->dynamic_subpass;
1849          } else {
1850             cmd_buffer->state.pass = tu_render_pass_from_handle(pBeginInfo->pInheritanceInfo->renderPass);
1851             cmd_buffer->state.subpass =
1852                &cmd_buffer->state.pass->subpasses[pBeginInfo->pInheritanceInfo->subpass];
1853          }
1854 
1855          /* We can't set the gmem layout here, because the state.pass only has
1856           * to be compatible (same formats/sample counts) with the primary's
1857           * renderpass, rather than exactly equal.
1858           */
1859 
1860          tu_lrz_begin_secondary_cmdbuf(cmd_buffer);
1861       } else {
1862          /* When executing in the middle of another command buffer, the CCU
1863           * state is unknown.
1864           */
1865          cmd_buffer->state.ccu_state = TU_CMD_CCU_UNKNOWN;
1866       }
1867    }
1868 
1869    return VK_SUCCESS;
1870 }
1871 
1872 VKAPI_ATTR void VKAPI_CALL
tu_CmdBindVertexBuffers2EXT(VkCommandBuffer commandBuffer,uint32_t firstBinding,uint32_t bindingCount,const VkBuffer * pBuffers,const VkDeviceSize * pOffsets,const VkDeviceSize * pSizes,const VkDeviceSize * pStrides)1873 tu_CmdBindVertexBuffers2EXT(VkCommandBuffer commandBuffer,
1874                             uint32_t firstBinding,
1875                             uint32_t bindingCount,
1876                             const VkBuffer* pBuffers,
1877                             const VkDeviceSize* pOffsets,
1878                             const VkDeviceSize* pSizes,
1879                             const VkDeviceSize* pStrides)
1880 {
1881    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
1882    struct tu_cs cs;
1883    /* TODO: track a "max_vb" value for the cmdbuf to save a bit of memory  */
1884    cmd->state.vertex_buffers.iova = tu_cs_draw_state(&cmd->sub_cs, &cs, 4 * MAX_VBS).iova;
1885 
1886    for (uint32_t i = 0; i < bindingCount; i++) {
1887       if (pBuffers[i] == VK_NULL_HANDLE) {
1888          cmd->state.vb[firstBinding + i].base = 0;
1889          cmd->state.vb[firstBinding + i].size = 0;
1890       } else {
1891          struct tu_buffer *buf = tu_buffer_from_handle(pBuffers[i]);
1892          cmd->state.vb[firstBinding + i].base = buf->iova + pOffsets[i];
1893          cmd->state.vb[firstBinding + i].size = pSizes ? pSizes[i] : (buf->size - pOffsets[i]);
1894       }
1895 
1896       if (pStrides)
1897          cmd->state.vb[firstBinding + i].stride = pStrides[i];
1898    }
1899 
1900    for (uint32_t i = 0; i < MAX_VBS; i++) {
1901       tu_cs_emit_regs(&cs,
1902                       A6XX_VFD_FETCH_BASE(i, .qword = cmd->state.vb[i].base),
1903                       A6XX_VFD_FETCH_SIZE(i, cmd->state.vb[i].size));
1904    }
1905 
1906    cmd->state.dirty |= TU_CMD_DIRTY_VERTEX_BUFFERS;
1907 
1908    if (pStrides) {
1909       cmd->state.dynamic_state[TU_DYNAMIC_STATE_VB_STRIDE].iova =
1910          tu_cs_draw_state(&cmd->sub_cs, &cs, 2 * MAX_VBS).iova;
1911 
1912       for (uint32_t i = 0; i < MAX_VBS; i++)
1913          tu_cs_emit_regs(&cs, A6XX_VFD_FETCH_STRIDE(i, cmd->state.vb[i].stride));
1914 
1915       cmd->state.dirty |= TU_CMD_DIRTY_VB_STRIDE;
1916    }
1917 }
1918 
1919 VKAPI_ATTR void VKAPI_CALL
tu_CmdBindIndexBuffer(VkCommandBuffer commandBuffer,VkBuffer buffer,VkDeviceSize offset,VkIndexType indexType)1920 tu_CmdBindIndexBuffer(VkCommandBuffer commandBuffer,
1921                       VkBuffer buffer,
1922                       VkDeviceSize offset,
1923                       VkIndexType indexType)
1924 {
1925    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
1926    TU_FROM_HANDLE(tu_buffer, buf, buffer);
1927 
1928 
1929 
1930    uint32_t index_size, index_shift, restart_index;
1931 
1932    switch (indexType) {
1933    case VK_INDEX_TYPE_UINT16:
1934       index_size = INDEX4_SIZE_16_BIT;
1935       index_shift = 1;
1936       restart_index = 0xffff;
1937       break;
1938    case VK_INDEX_TYPE_UINT32:
1939       index_size = INDEX4_SIZE_32_BIT;
1940       index_shift = 2;
1941       restart_index = 0xffffffff;
1942       break;
1943    case VK_INDEX_TYPE_UINT8_EXT:
1944       index_size = INDEX4_SIZE_8_BIT;
1945       index_shift = 0;
1946       restart_index = 0xff;
1947       break;
1948    default:
1949       unreachable("invalid VkIndexType");
1950    }
1951 
1952    /* initialize/update the restart index */
1953    if (cmd->state.index_size != index_size)
1954       tu_cs_emit_regs(&cmd->draw_cs, A6XX_PC_RESTART_INDEX(restart_index));
1955 
1956    assert(buf->size >= offset);
1957 
1958    cmd->state.index_va = buf->iova + offset;
1959    cmd->state.max_index_count = (buf->size - offset) >> index_shift;
1960    cmd->state.index_size = index_size;
1961 }
1962 
1963 VKAPI_ATTR void VKAPI_CALL
tu_CmdBindDescriptorSets(VkCommandBuffer commandBuffer,VkPipelineBindPoint pipelineBindPoint,VkPipelineLayout _layout,uint32_t firstSet,uint32_t descriptorSetCount,const VkDescriptorSet * pDescriptorSets,uint32_t dynamicOffsetCount,const uint32_t * pDynamicOffsets)1964 tu_CmdBindDescriptorSets(VkCommandBuffer commandBuffer,
1965                          VkPipelineBindPoint pipelineBindPoint,
1966                          VkPipelineLayout _layout,
1967                          uint32_t firstSet,
1968                          uint32_t descriptorSetCount,
1969                          const VkDescriptorSet *pDescriptorSets,
1970                          uint32_t dynamicOffsetCount,
1971                          const uint32_t *pDynamicOffsets)
1972 {
1973    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
1974    TU_FROM_HANDLE(tu_pipeline_layout, layout, _layout);
1975    unsigned dyn_idx = 0;
1976 
1977    struct tu_descriptor_state *descriptors_state =
1978       tu_get_descriptors_state(cmd, pipelineBindPoint);
1979 
1980    for (unsigned i = 0; i < descriptorSetCount; ++i) {
1981       unsigned idx = i + firstSet;
1982       TU_FROM_HANDLE(tu_descriptor_set, set, pDescriptorSets[i]);
1983 
1984       descriptors_state->sets[idx] = set;
1985 
1986       if (!set->layout->dynamic_offset_size)
1987          continue;
1988 
1989       uint32_t *src = set->dynamic_descriptors;
1990       uint32_t *dst = descriptors_state->dynamic_descriptors +
1991          layout->set[idx].dynamic_offset_start / 4;
1992       for (unsigned j = 0; j < set->layout->binding_count; j++) {
1993          struct tu_descriptor_set_binding_layout *binding =
1994             &set->layout->binding[j];
1995          if (binding->type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC ||
1996              binding->type == VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC) {
1997             for (unsigned k = 0; k < binding->array_size; k++, dyn_idx++) {
1998                assert(dyn_idx < dynamicOffsetCount);
1999                uint32_t offset = pDynamicOffsets[dyn_idx];
2000                memcpy(dst, src, binding->size);
2001 
2002                if (binding->type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC) {
2003                   /* Note: we can assume here that the addition won't roll
2004                    * over and change the SIZE field.
2005                    */
2006                   uint64_t va = src[0] | ((uint64_t)src[1] << 32);
2007                   va += offset;
2008                   dst[0] = va;
2009                   dst[1] = va >> 32;
2010                } else {
2011                   uint32_t *dst_desc = dst;
2012                   for (unsigned i = 0;
2013                        i < binding->size / (4 * A6XX_TEX_CONST_DWORDS);
2014                        i++, dst_desc += A6XX_TEX_CONST_DWORDS) {
2015                      /* Note: A6XX_TEX_CONST_5_DEPTH is always 0 */
2016                      uint64_t va = dst_desc[4] | ((uint64_t)dst_desc[5] << 32);
2017                      va += offset;
2018                      dst_desc[4] = va;
2019                      dst_desc[5] = va >> 32;
2020                   }
2021                }
2022 
2023                dst += binding->size / 4;
2024                src += binding->size / 4;
2025             }
2026          }
2027       }
2028    }
2029    assert(dyn_idx == dynamicOffsetCount);
2030 
2031    uint32_t sp_bindless_base_reg, hlsq_bindless_base_reg, hlsq_invalidate_value;
2032    uint64_t addr[MAX_SETS + 1] = {};
2033    struct tu_cs *cs, state_cs;
2034 
2035    for (uint32_t i = 0; i < MAX_SETS; i++) {
2036       struct tu_descriptor_set *set = descriptors_state->sets[i];
2037       if (set)
2038          addr[i] = set->va | 3;
2039    }
2040 
2041    if (layout->dynamic_offset_size) {
2042       /* allocate and fill out dynamic descriptor set */
2043       struct tu_cs_memory dynamic_desc_set;
2044       VkResult result = tu_cs_alloc(&cmd->sub_cs,
2045                                     layout->dynamic_offset_size / (4 * A6XX_TEX_CONST_DWORDS),
2046                                     A6XX_TEX_CONST_DWORDS, &dynamic_desc_set);
2047       if (result != VK_SUCCESS) {
2048          cmd->record_result = result;
2049          return;
2050       }
2051 
2052       memcpy(dynamic_desc_set.map, descriptors_state->dynamic_descriptors,
2053              layout->dynamic_offset_size);
2054       addr[MAX_SETS] = dynamic_desc_set.iova | 3;
2055    }
2056 
2057    if (pipelineBindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS) {
2058       sp_bindless_base_reg = REG_A6XX_SP_BINDLESS_BASE(0);
2059       hlsq_bindless_base_reg = REG_A6XX_HLSQ_BINDLESS_BASE(0);
2060       hlsq_invalidate_value = A6XX_HLSQ_INVALIDATE_CMD_GFX_BINDLESS(0x1f);
2061 
2062       cmd->state.desc_sets = tu_cs_draw_state(&cmd->sub_cs, &state_cs, 24);
2063       cmd->state.dirty |= TU_CMD_DIRTY_DESC_SETS_LOAD;
2064       cs = &state_cs;
2065    } else {
2066       assert(pipelineBindPoint == VK_PIPELINE_BIND_POINT_COMPUTE);
2067 
2068       sp_bindless_base_reg = REG_A6XX_SP_CS_BINDLESS_BASE(0);
2069       hlsq_bindless_base_reg = REG_A6XX_HLSQ_CS_BINDLESS_BASE(0);
2070       hlsq_invalidate_value = A6XX_HLSQ_INVALIDATE_CMD_CS_BINDLESS(0x1f);
2071 
2072       cmd->state.dirty |= TU_CMD_DIRTY_COMPUTE_DESC_SETS_LOAD;
2073       cs = &cmd->cs;
2074    }
2075 
2076    tu_cs_emit_pkt4(cs, sp_bindless_base_reg, 10);
2077    tu_cs_emit_array(cs, (const uint32_t*) addr, 10);
2078    tu_cs_emit_pkt4(cs, hlsq_bindless_base_reg, 10);
2079    tu_cs_emit_array(cs, (const uint32_t*) addr, 10);
2080    tu_cs_emit_regs(cs, A6XX_HLSQ_INVALIDATE_CMD(.dword = hlsq_invalidate_value));
2081 
2082    if (pipelineBindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS) {
2083       assert(cs->cur == cs->end); /* validate draw state size */
2084       /* note: this also avoids emitting draw states before renderpass clears,
2085        * which may use the 3D clear path (for MSAA cases)
2086        */
2087       if (!(cmd->state.dirty & TU_CMD_DIRTY_DRAW_STATE)) {
2088          tu_cs_emit_pkt7(&cmd->draw_cs, CP_SET_DRAW_STATE, 3);
2089          tu_cs_emit_draw_state(&cmd->draw_cs, TU_DRAW_STATE_DESC_SETS, cmd->state.desc_sets);
2090       }
2091    }
2092 }
2093 
2094 VKAPI_ATTR void VKAPI_CALL
tu_CmdPushDescriptorSetKHR(VkCommandBuffer commandBuffer,VkPipelineBindPoint pipelineBindPoint,VkPipelineLayout _layout,uint32_t _set,uint32_t descriptorWriteCount,const VkWriteDescriptorSet * pDescriptorWrites)2095 tu_CmdPushDescriptorSetKHR(VkCommandBuffer commandBuffer,
2096                            VkPipelineBindPoint pipelineBindPoint,
2097                            VkPipelineLayout _layout,
2098                            uint32_t _set,
2099                            uint32_t descriptorWriteCount,
2100                            const VkWriteDescriptorSet *pDescriptorWrites)
2101 {
2102    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2103    TU_FROM_HANDLE(tu_pipeline_layout, pipe_layout, _layout);
2104    struct tu_descriptor_set_layout *layout = pipe_layout->set[_set].layout;
2105    struct tu_descriptor_set *set =
2106       &tu_get_descriptors_state(cmd, pipelineBindPoint)->push_set;
2107 
2108    struct tu_cs_memory set_mem;
2109    VkResult result = tu_cs_alloc(&cmd->sub_cs,
2110                                  DIV_ROUND_UP(layout->size, A6XX_TEX_CONST_DWORDS * 4),
2111                                  A6XX_TEX_CONST_DWORDS, &set_mem);
2112    if (result != VK_SUCCESS) {
2113       cmd->record_result = result;
2114       return;
2115    }
2116 
2117    /* preserve previous content if the layout is the same: */
2118    if (set->layout == layout)
2119       memcpy(set_mem.map, set->mapped_ptr, layout->size);
2120 
2121    if (set->layout != layout) {
2122       if (set->layout)
2123          tu_descriptor_set_layout_unref(cmd->device, set->layout);
2124       tu_descriptor_set_layout_ref(layout);
2125       set->layout = layout;
2126    }
2127 
2128    set->mapped_ptr = set_mem.map;
2129    set->va = set_mem.iova;
2130 
2131    tu_update_descriptor_sets(cmd->device, tu_descriptor_set_to_handle(set),
2132                              descriptorWriteCount, pDescriptorWrites, 0, NULL);
2133 
2134    tu_CmdBindDescriptorSets(commandBuffer, pipelineBindPoint, _layout, _set,
2135                             1, (VkDescriptorSet[]) { tu_descriptor_set_to_handle(set) },
2136                             0, NULL);
2137 }
2138 
2139 VKAPI_ATTR void VKAPI_CALL
tu_CmdPushDescriptorSetWithTemplateKHR(VkCommandBuffer commandBuffer,VkDescriptorUpdateTemplate descriptorUpdateTemplate,VkPipelineLayout _layout,uint32_t _set,const void * pData)2140 tu_CmdPushDescriptorSetWithTemplateKHR(VkCommandBuffer commandBuffer,
2141                                        VkDescriptorUpdateTemplate descriptorUpdateTemplate,
2142                                        VkPipelineLayout _layout,
2143                                        uint32_t _set,
2144                                        const void* pData)
2145 {
2146    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2147    TU_FROM_HANDLE(tu_pipeline_layout, pipe_layout, _layout);
2148    TU_FROM_HANDLE(tu_descriptor_update_template, templ, descriptorUpdateTemplate);
2149    struct tu_descriptor_set_layout *layout = pipe_layout->set[_set].layout;
2150    struct tu_descriptor_set *set =
2151       &tu_get_descriptors_state(cmd, templ->bind_point)->push_set;
2152 
2153    struct tu_cs_memory set_mem;
2154    VkResult result = tu_cs_alloc(&cmd->sub_cs,
2155                                  DIV_ROUND_UP(layout->size, A6XX_TEX_CONST_DWORDS * 4),
2156                                  A6XX_TEX_CONST_DWORDS, &set_mem);
2157    if (result != VK_SUCCESS) {
2158       cmd->record_result = result;
2159       return;
2160    }
2161 
2162    /* preserve previous content if the layout is the same: */
2163    if (set->layout == layout)
2164       memcpy(set_mem.map, set->mapped_ptr, layout->size);
2165 
2166    if (set->layout != layout) {
2167       if (set->layout)
2168          tu_descriptor_set_layout_unref(cmd->device, set->layout);
2169       tu_descriptor_set_layout_ref(layout);
2170       set->layout = layout;
2171    }
2172 
2173    set->mapped_ptr = set_mem.map;
2174    set->va = set_mem.iova;
2175 
2176    tu_update_descriptor_set_with_template(cmd->device, set, descriptorUpdateTemplate, pData);
2177 
2178    tu_CmdBindDescriptorSets(commandBuffer, templ->bind_point, _layout, _set,
2179                             1, (VkDescriptorSet[]) { tu_descriptor_set_to_handle(set) },
2180                             0, NULL);
2181 }
2182 
2183 VKAPI_ATTR void VKAPI_CALL
tu_CmdBindTransformFeedbackBuffersEXT(VkCommandBuffer commandBuffer,uint32_t firstBinding,uint32_t bindingCount,const VkBuffer * pBuffers,const VkDeviceSize * pOffsets,const VkDeviceSize * pSizes)2184 tu_CmdBindTransformFeedbackBuffersEXT(VkCommandBuffer commandBuffer,
2185                                       uint32_t firstBinding,
2186                                       uint32_t bindingCount,
2187                                       const VkBuffer *pBuffers,
2188                                       const VkDeviceSize *pOffsets,
2189                                       const VkDeviceSize *pSizes)
2190 {
2191    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2192    struct tu_cs *cs = &cmd->draw_cs;
2193 
2194    /* using COND_REG_EXEC for xfb commands matches the blob behavior
2195     * presumably there isn't any benefit using a draw state when the
2196     * condition is (SYSMEM | BINNING)
2197     */
2198    tu_cond_exec_start(cs, CP_COND_REG_EXEC_0_MODE(RENDER_MODE) |
2199                           CP_COND_REG_EXEC_0_SYSMEM |
2200                           CP_COND_REG_EXEC_0_BINNING);
2201 
2202    for (uint32_t i = 0; i < bindingCount; i++) {
2203       TU_FROM_HANDLE(tu_buffer, buf, pBuffers[i]);
2204       uint64_t iova = buf->iova + pOffsets[i];
2205       uint32_t size = buf->bo->size - (iova - buf->bo->iova);
2206       uint32_t idx = i + firstBinding;
2207 
2208       if (pSizes && pSizes[i] != VK_WHOLE_SIZE)
2209          size = pSizes[i];
2210 
2211       /* BUFFER_BASE is 32-byte aligned, add remaining offset to BUFFER_OFFSET */
2212       uint32_t offset = iova & 0x1f;
2213       iova &= ~(uint64_t) 0x1f;
2214 
2215       tu_cs_emit_pkt4(cs, REG_A6XX_VPC_SO_BUFFER_BASE(idx), 3);
2216       tu_cs_emit_qw(cs, iova);
2217       tu_cs_emit(cs, size + offset);
2218 
2219       cmd->state.streamout_offset[idx] = offset;
2220    }
2221 
2222    tu_cond_exec_end(cs);
2223 }
2224 
2225 VKAPI_ATTR void VKAPI_CALL
tu_CmdBeginTransformFeedbackEXT(VkCommandBuffer commandBuffer,uint32_t firstCounterBuffer,uint32_t counterBufferCount,const VkBuffer * pCounterBuffers,const VkDeviceSize * pCounterBufferOffsets)2226 tu_CmdBeginTransformFeedbackEXT(VkCommandBuffer commandBuffer,
2227                                 uint32_t firstCounterBuffer,
2228                                 uint32_t counterBufferCount,
2229                                 const VkBuffer *pCounterBuffers,
2230                                 const VkDeviceSize *pCounterBufferOffsets)
2231 {
2232    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2233    struct tu_cs *cs = &cmd->draw_cs;
2234 
2235    tu_cond_exec_start(cs, CP_COND_REG_EXEC_0_MODE(RENDER_MODE) |
2236                           CP_COND_REG_EXEC_0_SYSMEM |
2237                           CP_COND_REG_EXEC_0_BINNING);
2238 
2239    tu_cs_emit_regs(cs, A6XX_VPC_SO_DISABLE(false));
2240 
2241    /* TODO: only update offset for active buffers */
2242    for (uint32_t i = 0; i < IR3_MAX_SO_BUFFERS; i++)
2243       tu_cs_emit_regs(cs, A6XX_VPC_SO_BUFFER_OFFSET(i, cmd->state.streamout_offset[i]));
2244 
2245    for (uint32_t i = 0; i < (pCounterBuffers ? counterBufferCount : 0); i++) {
2246       uint32_t idx = firstCounterBuffer + i;
2247       uint32_t offset = cmd->state.streamout_offset[idx];
2248       uint64_t counter_buffer_offset = pCounterBufferOffsets ? pCounterBufferOffsets[i] : 0u;
2249 
2250       if (!pCounterBuffers[i])
2251          continue;
2252 
2253       TU_FROM_HANDLE(tu_buffer, buf, pCounterBuffers[i]);
2254 
2255       tu_cs_emit_pkt7(cs, CP_MEM_TO_REG, 3);
2256       tu_cs_emit(cs, CP_MEM_TO_REG_0_REG(REG_A6XX_VPC_SO_BUFFER_OFFSET(idx)) |
2257                      CP_MEM_TO_REG_0_UNK31 |
2258                      CP_MEM_TO_REG_0_CNT(1));
2259       tu_cs_emit_qw(cs, buf->iova + counter_buffer_offset);
2260 
2261       if (offset) {
2262          tu_cs_emit_pkt7(cs, CP_REG_RMW, 3);
2263          tu_cs_emit(cs, CP_REG_RMW_0_DST_REG(REG_A6XX_VPC_SO_BUFFER_OFFSET(idx)) |
2264                         CP_REG_RMW_0_SRC1_ADD);
2265          tu_cs_emit(cs, 0xffffffff);
2266          tu_cs_emit(cs, offset);
2267       }
2268    }
2269 
2270    tu_cond_exec_end(cs);
2271 }
2272 
2273 VKAPI_ATTR void VKAPI_CALL
tu_CmdEndTransformFeedbackEXT(VkCommandBuffer commandBuffer,uint32_t firstCounterBuffer,uint32_t counterBufferCount,const VkBuffer * pCounterBuffers,const VkDeviceSize * pCounterBufferOffsets)2274 tu_CmdEndTransformFeedbackEXT(VkCommandBuffer commandBuffer,
2275                               uint32_t firstCounterBuffer,
2276                               uint32_t counterBufferCount,
2277                               const VkBuffer *pCounterBuffers,
2278                               const VkDeviceSize *pCounterBufferOffsets)
2279 {
2280    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2281    struct tu_cs *cs = &cmd->draw_cs;
2282 
2283    tu_cond_exec_start(cs, CP_COND_REG_EXEC_0_MODE(RENDER_MODE) |
2284                           CP_COND_REG_EXEC_0_SYSMEM |
2285                           CP_COND_REG_EXEC_0_BINNING);
2286 
2287    tu_cs_emit_regs(cs, A6XX_VPC_SO_DISABLE(true));
2288 
2289    /* TODO: only flush buffers that need to be flushed */
2290    for (uint32_t i = 0; i < IR3_MAX_SO_BUFFERS; i++) {
2291       /* note: FLUSH_BASE is always the same, so it could go in init_hw()? */
2292       tu_cs_emit_pkt4(cs, REG_A6XX_VPC_SO_FLUSH_BASE(i), 2);
2293       tu_cs_emit_qw(cs, global_iova(cmd, flush_base[i]));
2294       tu6_emit_event_write(cmd, cs, FLUSH_SO_0 + i);
2295    }
2296 
2297    for (uint32_t i = 0; i < (pCounterBuffers ? counterBufferCount : 0); i++) {
2298       uint32_t idx = firstCounterBuffer + i;
2299       uint32_t offset = cmd->state.streamout_offset[idx];
2300       uint64_t counter_buffer_offset = pCounterBufferOffsets ? pCounterBufferOffsets[i] : 0u;
2301 
2302       if (!pCounterBuffers[i])
2303          continue;
2304 
2305       TU_FROM_HANDLE(tu_buffer, buf, pCounterBuffers[i]);
2306 
2307       /* VPC_SO_FLUSH_BASE has dwords counter, but counter should be in bytes */
2308       tu_cs_emit_pkt7(cs, CP_MEM_TO_REG, 3);
2309       tu_cs_emit(cs, CP_MEM_TO_REG_0_REG(REG_A6XX_CP_SCRATCH_REG(0)) |
2310                      CP_MEM_TO_REG_0_SHIFT_BY_2 |
2311                      0x40000 | /* ??? */
2312                      CP_MEM_TO_REG_0_UNK31 |
2313                      CP_MEM_TO_REG_0_CNT(1));
2314       tu_cs_emit_qw(cs, global_iova(cmd, flush_base[idx]));
2315 
2316       if (offset) {
2317          tu_cs_emit_pkt7(cs, CP_REG_RMW, 3);
2318          tu_cs_emit(cs, CP_REG_RMW_0_DST_REG(REG_A6XX_CP_SCRATCH_REG(0)) |
2319                         CP_REG_RMW_0_SRC1_ADD);
2320          tu_cs_emit(cs, 0xffffffff);
2321          tu_cs_emit(cs, -offset);
2322       }
2323 
2324       tu_cs_emit_pkt7(cs, CP_REG_TO_MEM, 3);
2325       tu_cs_emit(cs, CP_REG_TO_MEM_0_REG(REG_A6XX_CP_SCRATCH_REG(0)) |
2326                      CP_REG_TO_MEM_0_CNT(1));
2327       tu_cs_emit_qw(cs, buf->iova + counter_buffer_offset);
2328    }
2329 
2330    tu_cond_exec_end(cs);
2331 
2332    cmd->state.rp.xfb_used = true;
2333 }
2334 
2335 VKAPI_ATTR void VKAPI_CALL
tu_CmdPushConstants(VkCommandBuffer commandBuffer,VkPipelineLayout layout,VkShaderStageFlags stageFlags,uint32_t offset,uint32_t size,const void * pValues)2336 tu_CmdPushConstants(VkCommandBuffer commandBuffer,
2337                     VkPipelineLayout layout,
2338                     VkShaderStageFlags stageFlags,
2339                     uint32_t offset,
2340                     uint32_t size,
2341                     const void *pValues)
2342 {
2343    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2344    memcpy((void*) cmd->push_constants + offset, pValues, size);
2345    cmd->state.dirty |= TU_CMD_DIRTY_SHADER_CONSTS;
2346 }
2347 
2348 /* Flush everything which has been made available but we haven't actually
2349  * flushed yet.
2350  */
2351 static void
tu_flush_all_pending(struct tu_cache_state * cache)2352 tu_flush_all_pending(struct tu_cache_state *cache)
2353 {
2354    cache->flush_bits |= cache->pending_flush_bits & TU_CMD_FLAG_ALL_FLUSH;
2355    cache->pending_flush_bits &= ~TU_CMD_FLAG_ALL_FLUSH;
2356 }
2357 
2358 VKAPI_ATTR VkResult VKAPI_CALL
tu_EndCommandBuffer(VkCommandBuffer commandBuffer)2359 tu_EndCommandBuffer(VkCommandBuffer commandBuffer)
2360 {
2361    TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, commandBuffer);
2362 
2363    /* We currently flush CCU at the end of the command buffer, like
2364     * what the blob does. There's implicit synchronization around every
2365     * vkQueueSubmit, but the kernel only flushes the UCHE, and we don't
2366     * know yet if this command buffer will be the last in the submit so we
2367     * have to defensively flush everything else.
2368     *
2369     * TODO: We could definitely do better than this, since these flushes
2370     * aren't required by Vulkan, but we'd need kernel support to do that.
2371     * Ideally, we'd like the kernel to flush everything afterwards, so that we
2372     * wouldn't have to do any flushes here, and when submitting multiple
2373     * command buffers there wouldn't be any unnecessary flushes in between.
2374     */
2375    if (cmd_buffer->state.pass) {
2376       tu_flush_all_pending(&cmd_buffer->state.renderpass_cache);
2377       tu_emit_cache_flush_renderpass(cmd_buffer, &cmd_buffer->draw_cs);
2378    } else {
2379       tu_flush_all_pending(&cmd_buffer->state.cache);
2380       cmd_buffer->state.cache.flush_bits |=
2381          TU_CMD_FLAG_CCU_FLUSH_COLOR |
2382          TU_CMD_FLAG_CCU_FLUSH_DEPTH;
2383       tu_emit_cache_flush(cmd_buffer, &cmd_buffer->cs);
2384    }
2385 
2386    tu_cs_end(&cmd_buffer->cs);
2387    tu_cs_end(&cmd_buffer->draw_cs);
2388    tu_cs_end(&cmd_buffer->draw_epilogue_cs);
2389 
2390    cmd_buffer->status = TU_CMD_BUFFER_STATUS_EXECUTABLE;
2391 
2392    return cmd_buffer->record_result;
2393 }
2394 
2395 static struct tu_cs
tu_cmd_dynamic_state(struct tu_cmd_buffer * cmd,uint32_t id,uint32_t size)2396 tu_cmd_dynamic_state(struct tu_cmd_buffer *cmd, uint32_t id, uint32_t size)
2397 {
2398    struct tu_cs cs;
2399 
2400    assert(id < ARRAY_SIZE(cmd->state.dynamic_state));
2401    cmd->state.dynamic_state[id] = tu_cs_draw_state(&cmd->sub_cs, &cs, size);
2402 
2403    /* note: this also avoids emitting draw states before renderpass clears,
2404     * which may use the 3D clear path (for MSAA cases)
2405     */
2406    if (cmd->state.dirty & TU_CMD_DIRTY_DRAW_STATE)
2407       return cs;
2408 
2409    tu_cs_emit_pkt7(&cmd->draw_cs, CP_SET_DRAW_STATE, 3);
2410    tu_cs_emit_draw_state(&cmd->draw_cs, TU_DRAW_STATE_DYNAMIC + id, cmd->state.dynamic_state[id]);
2411 
2412    return cs;
2413 }
2414 
2415 VKAPI_ATTR void VKAPI_CALL
tu_CmdBindPipeline(VkCommandBuffer commandBuffer,VkPipelineBindPoint pipelineBindPoint,VkPipeline _pipeline)2416 tu_CmdBindPipeline(VkCommandBuffer commandBuffer,
2417                    VkPipelineBindPoint pipelineBindPoint,
2418                    VkPipeline _pipeline)
2419 {
2420    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2421    TU_FROM_HANDLE(tu_pipeline, pipeline, _pipeline);
2422 
2423    if (pipelineBindPoint == VK_PIPELINE_BIND_POINT_COMPUTE) {
2424       cmd->state.compute_pipeline = pipeline;
2425       tu_cs_emit_state_ib(&cmd->cs, pipeline->program.state);
2426       return;
2427    }
2428 
2429    assert(pipelineBindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS);
2430 
2431    cmd->state.pipeline = pipeline;
2432    cmd->state.dirty |= TU_CMD_DIRTY_DESC_SETS_LOAD | TU_CMD_DIRTY_SHADER_CONSTS |
2433                        TU_CMD_DIRTY_LRZ | TU_CMD_DIRTY_VS_PARAMS;
2434 
2435    struct tu_cs *cs = &cmd->draw_cs;
2436 
2437    /* note: this also avoids emitting draw states before renderpass clears,
2438     * which may use the 3D clear path (for MSAA cases)
2439     */
2440    if (!(cmd->state.dirty & TU_CMD_DIRTY_DRAW_STATE)) {
2441       uint32_t mask = ~pipeline->dynamic_state_mask & BITFIELD_MASK(TU_DYNAMIC_STATE_COUNT);
2442 
2443       tu_cs_emit_pkt7(cs, CP_SET_DRAW_STATE, 3 * (8 + util_bitcount(mask)));
2444       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PROGRAM_CONFIG, pipeline->program.config_state);
2445       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PROGRAM, pipeline->program.state);
2446       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PROGRAM_BINNING, pipeline->program.binning_state);
2447       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_VI, pipeline->vi.state);
2448       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_VI_BINNING, pipeline->vi.binning_state);
2449       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_RAST, pipeline->rast_state);
2450       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PRIM_MODE_SYSMEM, pipeline->prim_order_state_sysmem);
2451       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PRIM_MODE_GMEM, pipeline->prim_order_state_gmem);
2452 
2453       u_foreach_bit(i, mask)
2454          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_DYNAMIC + i, pipeline->dynamic_state[i]);
2455    }
2456 
2457    if (pipeline->active_stages & VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT) {
2458       cmd->state.rp.has_tess = true;
2459 
2460       /* maximum number of patches that can fit in tess factor/param buffers */
2461       uint32_t subdraw_size = MIN2(TU_TESS_FACTOR_SIZE / ir3_tess_factor_stride(pipeline->tess.patch_type),
2462                            TU_TESS_PARAM_SIZE / pipeline->tess.param_stride);
2463       /* convert from # of patches to draw count */
2464       subdraw_size *= (pipeline->ia.primtype - DI_PT_PATCHES0);
2465 
2466       /* TODO: Move this packet to pipeline state, since it's constant based on the pipeline. */
2467       tu_cs_emit_pkt7(cs, CP_SET_SUBDRAW_SIZE, 1);
2468       tu_cs_emit(cs, subdraw_size);
2469    }
2470 
2471    if (cmd->state.line_mode != pipeline->line_mode) {
2472       cmd->state.line_mode = pipeline->line_mode;
2473 
2474       /* We have to disable MSAA when bresenham lines are used, this is
2475        * a hardware limitation and spec allows it:
2476        *
2477        *    When Bresenham lines are being rasterized, sample locations may
2478        *    all be treated as being at the pixel center (this may affect
2479        *    attribute and depth interpolation).
2480        */
2481       if (cmd->state.subpass && cmd->state.subpass->samples) {
2482          tu6_emit_msaa(cs, cmd->state.subpass->samples, cmd->state.line_mode);
2483       }
2484    }
2485 
2486    if ((pipeline->dynamic_state_mask & BIT(VK_DYNAMIC_STATE_VIEWPORT)) &&
2487        (pipeline->z_negative_one_to_one != cmd->state.z_negative_one_to_one)) {
2488       cmd->state.z_negative_one_to_one = pipeline->z_negative_one_to_one;
2489       cmd->state.dirty |= TU_CMD_DIRTY_VIEWPORTS;
2490    }
2491 
2492    /* the vertex_buffers draw state always contains all the currently
2493     * bound vertex buffers. update its size to only emit the vbs which
2494     * are actually used by the pipeline
2495     * note there is a HW optimization which makes it so the draw state
2496     * is not re-executed completely when only the size changes
2497     */
2498    if (cmd->state.vertex_buffers.size != pipeline->num_vbs * 4) {
2499       cmd->state.vertex_buffers.size = pipeline->num_vbs * 4;
2500       cmd->state.dirty |= TU_CMD_DIRTY_VERTEX_BUFFERS;
2501    }
2502 
2503    if ((pipeline->dynamic_state_mask & BIT(TU_DYNAMIC_STATE_VB_STRIDE)) &&
2504        cmd->state.dynamic_state[TU_DYNAMIC_STATE_VB_STRIDE].size != pipeline->num_vbs * 2) {
2505       cmd->state.dynamic_state[TU_DYNAMIC_STATE_VB_STRIDE].size = pipeline->num_vbs * 2;
2506       cmd->state.dirty |= TU_CMD_DIRTY_VB_STRIDE;
2507    }
2508 
2509 #define UPDATE_REG(X, Y) {                                           \
2510    /* note: would be better to have pipeline bits already masked */  \
2511    uint32_t pipeline_bits = pipeline->X & pipeline->X##_mask;        \
2512    if ((cmd->state.X & pipeline->X##_mask) != pipeline_bits) {       \
2513       cmd->state.X &= ~pipeline->X##_mask;                           \
2514       cmd->state.X |= pipeline_bits;                                 \
2515       cmd->state.dirty |= TU_CMD_DIRTY_##Y;                          \
2516    }                                                                 \
2517    if (!(pipeline->dynamic_state_mask & BIT(TU_DYNAMIC_STATE_##Y)))  \
2518       cmd->state.dirty &= ~TU_CMD_DIRTY_##Y;                         \
2519 }
2520 
2521    /* these registers can have bits set from both pipeline and dynamic state
2522     * this updates the bits set by the pipeline
2523     * if the pipeline doesn't use a dynamic state for the register, then
2524     * the relevant dirty bit is cleared to avoid overriding the non-dynamic
2525     * state with a dynamic state the next draw.
2526     */
2527    UPDATE_REG(gras_su_cntl, GRAS_SU_CNTL);
2528    UPDATE_REG(rb_depth_cntl, RB_DEPTH_CNTL);
2529    UPDATE_REG(rb_stencil_cntl, RB_STENCIL_CNTL);
2530    UPDATE_REG(pc_raster_cntl, RASTERIZER_DISCARD);
2531    UPDATE_REG(vpc_unknown_9107, RASTERIZER_DISCARD);
2532    UPDATE_REG(sp_blend_cntl, BLEND);
2533    UPDATE_REG(rb_blend_cntl, BLEND);
2534 
2535    for (unsigned i = 0; i < pipeline->num_rts; i++) {
2536       if ((cmd->state.rb_mrt_control[i] & pipeline->rb_mrt_control_mask) !=
2537           pipeline->rb_mrt_control[i]) {
2538          cmd->state.rb_mrt_control[i] &= ~pipeline->rb_mrt_control_mask;
2539          cmd->state.rb_mrt_control[i] |= pipeline->rb_mrt_control[i];
2540          cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2541       }
2542 
2543       if (cmd->state.rb_mrt_blend_control[i] != pipeline->rb_mrt_blend_control[i]) {
2544          cmd->state.rb_mrt_blend_control[i] = pipeline->rb_mrt_blend_control[i];
2545          cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2546       }
2547    }
2548 #undef UPDATE_REG
2549 
2550    if (cmd->state.pipeline_color_write_enable != pipeline->color_write_enable) {
2551       cmd->state.pipeline_color_write_enable = pipeline->color_write_enable;
2552       cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2553    }
2554    if (cmd->state.pipeline_blend_enable != pipeline->blend_enable) {
2555       cmd->state.pipeline_blend_enable = pipeline->blend_enable;
2556       cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2557    }
2558    if (cmd->state.logic_op_enabled != pipeline->logic_op_enabled) {
2559       cmd->state.logic_op_enabled = pipeline->logic_op_enabled;
2560       cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2561    }
2562    if (!(pipeline->dynamic_state_mask & BIT(TU_DYNAMIC_STATE_LOGIC_OP)) &&
2563        cmd->state.rop_reads_dst != pipeline->rop_reads_dst) {
2564       cmd->state.rop_reads_dst = pipeline->rop_reads_dst;
2565       cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2566    }
2567    if (cmd->state.dynamic_state[TU_DYNAMIC_STATE_BLEND].size != pipeline->num_rts * 3 + 4) {
2568       cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2569    }
2570    if (!(pipeline->dynamic_state_mask & BIT(TU_DYNAMIC_STATE_BLEND))) {
2571       cmd->state.dirty &= ~TU_CMD_DIRTY_BLEND;
2572    }
2573 
2574    if (pipeline->rb_depth_cntl_disable)
2575       cmd->state.dirty |= TU_CMD_DIRTY_RB_DEPTH_CNTL;
2576 }
2577 
2578 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetViewport(VkCommandBuffer commandBuffer,uint32_t firstViewport,uint32_t viewportCount,const VkViewport * pViewports)2579 tu_CmdSetViewport(VkCommandBuffer commandBuffer,
2580                   uint32_t firstViewport,
2581                   uint32_t viewportCount,
2582                   const VkViewport *pViewports)
2583 {
2584    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2585 
2586    memcpy(&cmd->state.viewport[firstViewport], pViewports, viewportCount * sizeof(*pViewports));
2587    cmd->state.max_viewport = MAX2(cmd->state.max_viewport, firstViewport + viewportCount);
2588 
2589    /* With VK_EXT_depth_clip_control we have to take into account
2590     * negativeOneToOne property of the pipeline, so the viewport calculations
2591     * are deferred until it is known.
2592     */
2593    cmd->state.dirty |= TU_CMD_DIRTY_VIEWPORTS;
2594 }
2595 
2596 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetScissor(VkCommandBuffer commandBuffer,uint32_t firstScissor,uint32_t scissorCount,const VkRect2D * pScissors)2597 tu_CmdSetScissor(VkCommandBuffer commandBuffer,
2598                  uint32_t firstScissor,
2599                  uint32_t scissorCount,
2600                  const VkRect2D *pScissors)
2601 {
2602    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2603    struct tu_cs cs;
2604 
2605    memcpy(&cmd->state.scissor[firstScissor], pScissors, scissorCount * sizeof(*pScissors));
2606    cmd->state.max_scissor = MAX2(cmd->state.max_scissor, firstScissor + scissorCount);
2607 
2608    cs = tu_cmd_dynamic_state(cmd, VK_DYNAMIC_STATE_SCISSOR, 1 + 2 * cmd->state.max_scissor);
2609    tu6_emit_scissor(&cs, cmd->state.scissor, cmd->state.max_scissor);
2610 }
2611 
2612 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetLineWidth(VkCommandBuffer commandBuffer,float lineWidth)2613 tu_CmdSetLineWidth(VkCommandBuffer commandBuffer, float lineWidth)
2614 {
2615    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2616 
2617    cmd->state.gras_su_cntl &= ~A6XX_GRAS_SU_CNTL_LINEHALFWIDTH__MASK;
2618    cmd->state.gras_su_cntl |= A6XX_GRAS_SU_CNTL_LINEHALFWIDTH(lineWidth / 2.0f);
2619 
2620    cmd->state.dirty |= TU_CMD_DIRTY_GRAS_SU_CNTL;
2621 }
2622 
2623 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetDepthBias(VkCommandBuffer commandBuffer,float depthBiasConstantFactor,float depthBiasClamp,float depthBiasSlopeFactor)2624 tu_CmdSetDepthBias(VkCommandBuffer commandBuffer,
2625                    float depthBiasConstantFactor,
2626                    float depthBiasClamp,
2627                    float depthBiasSlopeFactor)
2628 {
2629    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2630    struct tu_cs cs = tu_cmd_dynamic_state(cmd, VK_DYNAMIC_STATE_DEPTH_BIAS, 4);
2631 
2632    tu6_emit_depth_bias(&cs, depthBiasConstantFactor, depthBiasClamp, depthBiasSlopeFactor);
2633 }
2634 
2635 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetBlendConstants(VkCommandBuffer commandBuffer,const float blendConstants[4])2636 tu_CmdSetBlendConstants(VkCommandBuffer commandBuffer,
2637                         const float blendConstants[4])
2638 {
2639    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2640    struct tu_cs cs = tu_cmd_dynamic_state(cmd, VK_DYNAMIC_STATE_BLEND_CONSTANTS, 5);
2641 
2642    tu_cs_emit_pkt4(&cs, REG_A6XX_RB_BLEND_RED_F32, 4);
2643    tu_cs_emit_array(&cs, (const uint32_t *) blendConstants, 4);
2644 }
2645 
2646 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetDepthBounds(VkCommandBuffer commandBuffer,float minDepthBounds,float maxDepthBounds)2647 tu_CmdSetDepthBounds(VkCommandBuffer commandBuffer,
2648                      float minDepthBounds,
2649                      float maxDepthBounds)
2650 {
2651    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2652    struct tu_cs cs = tu_cmd_dynamic_state(cmd, VK_DYNAMIC_STATE_DEPTH_BOUNDS, 3);
2653 
2654    tu_cs_emit_regs(&cs,
2655                    A6XX_RB_Z_BOUNDS_MIN(minDepthBounds),
2656                    A6XX_RB_Z_BOUNDS_MAX(maxDepthBounds));
2657 }
2658 
2659 void
update_stencil_mask(uint32_t * value,VkStencilFaceFlags face,uint32_t mask)2660 update_stencil_mask(uint32_t *value, VkStencilFaceFlags face, uint32_t mask)
2661 {
2662    if (face & VK_STENCIL_FACE_FRONT_BIT)
2663       *value = (*value & 0xff00) | (mask & 0xff);
2664    if (face & VK_STENCIL_FACE_BACK_BIT)
2665       *value = (*value & 0xff) | (mask & 0xff) << 8;
2666 }
2667 
2668 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetStencilCompareMask(VkCommandBuffer commandBuffer,VkStencilFaceFlags faceMask,uint32_t compareMask)2669 tu_CmdSetStencilCompareMask(VkCommandBuffer commandBuffer,
2670                             VkStencilFaceFlags faceMask,
2671                             uint32_t compareMask)
2672 {
2673    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2674    struct tu_cs cs = tu_cmd_dynamic_state(cmd, VK_DYNAMIC_STATE_STENCIL_COMPARE_MASK, 2);
2675 
2676    update_stencil_mask(&cmd->state.dynamic_stencil_mask, faceMask, compareMask);
2677 
2678    tu_cs_emit_regs(&cs, A6XX_RB_STENCILMASK(.dword = cmd->state.dynamic_stencil_mask));
2679 }
2680 
2681 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetStencilWriteMask(VkCommandBuffer commandBuffer,VkStencilFaceFlags faceMask,uint32_t writeMask)2682 tu_CmdSetStencilWriteMask(VkCommandBuffer commandBuffer,
2683                           VkStencilFaceFlags faceMask,
2684                           uint32_t writeMask)
2685 {
2686    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2687    struct tu_cs cs = tu_cmd_dynamic_state(cmd, VK_DYNAMIC_STATE_STENCIL_WRITE_MASK, 2);
2688 
2689    update_stencil_mask(&cmd->state.dynamic_stencil_wrmask, faceMask, writeMask);
2690 
2691    tu_cs_emit_regs(&cs, A6XX_RB_STENCILWRMASK(.dword = cmd->state.dynamic_stencil_wrmask));
2692 
2693    cmd->state.dirty |= TU_CMD_DIRTY_LRZ;
2694 }
2695 
2696 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetStencilReference(VkCommandBuffer commandBuffer,VkStencilFaceFlags faceMask,uint32_t reference)2697 tu_CmdSetStencilReference(VkCommandBuffer commandBuffer,
2698                           VkStencilFaceFlags faceMask,
2699                           uint32_t reference)
2700 {
2701    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2702    struct tu_cs cs = tu_cmd_dynamic_state(cmd, VK_DYNAMIC_STATE_STENCIL_REFERENCE, 2);
2703 
2704    update_stencil_mask(&cmd->state.dynamic_stencil_ref, faceMask, reference);
2705 
2706    tu_cs_emit_regs(&cs, A6XX_RB_STENCILREF(.dword = cmd->state.dynamic_stencil_ref));
2707 }
2708 
2709 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetSampleLocationsEXT(VkCommandBuffer commandBuffer,const VkSampleLocationsInfoEXT * pSampleLocationsInfo)2710 tu_CmdSetSampleLocationsEXT(VkCommandBuffer commandBuffer,
2711                             const VkSampleLocationsInfoEXT* pSampleLocationsInfo)
2712 {
2713    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2714    struct tu_cs cs = tu_cmd_dynamic_state(cmd, TU_DYNAMIC_STATE_SAMPLE_LOCATIONS, 9);
2715 
2716    assert(pSampleLocationsInfo);
2717 
2718    tu6_emit_sample_locations(&cs, pSampleLocationsInfo);
2719 }
2720 
2721 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetCullModeEXT(VkCommandBuffer commandBuffer,VkCullModeFlags cullMode)2722 tu_CmdSetCullModeEXT(VkCommandBuffer commandBuffer, VkCullModeFlags cullMode)
2723 {
2724    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2725 
2726    cmd->state.gras_su_cntl &=
2727       ~(A6XX_GRAS_SU_CNTL_CULL_FRONT | A6XX_GRAS_SU_CNTL_CULL_BACK);
2728 
2729    if (cullMode & VK_CULL_MODE_FRONT_BIT)
2730       cmd->state.gras_su_cntl |= A6XX_GRAS_SU_CNTL_CULL_FRONT;
2731    if (cullMode & VK_CULL_MODE_BACK_BIT)
2732       cmd->state.gras_su_cntl |= A6XX_GRAS_SU_CNTL_CULL_BACK;
2733 
2734    cmd->state.dirty |= TU_CMD_DIRTY_GRAS_SU_CNTL;
2735 }
2736 
2737 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetFrontFaceEXT(VkCommandBuffer commandBuffer,VkFrontFace frontFace)2738 tu_CmdSetFrontFaceEXT(VkCommandBuffer commandBuffer, VkFrontFace frontFace)
2739 {
2740    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2741 
2742    cmd->state.gras_su_cntl &= ~A6XX_GRAS_SU_CNTL_FRONT_CW;
2743 
2744    if (frontFace == VK_FRONT_FACE_CLOCKWISE)
2745       cmd->state.gras_su_cntl |= A6XX_GRAS_SU_CNTL_FRONT_CW;
2746 
2747    cmd->state.dirty |= TU_CMD_DIRTY_GRAS_SU_CNTL;
2748 }
2749 
2750 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetPrimitiveTopologyEXT(VkCommandBuffer commandBuffer,VkPrimitiveTopology primitiveTopology)2751 tu_CmdSetPrimitiveTopologyEXT(VkCommandBuffer commandBuffer,
2752                               VkPrimitiveTopology primitiveTopology)
2753 {
2754    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2755 
2756    cmd->state.primtype = tu6_primtype(primitiveTopology);
2757 }
2758 
2759 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetViewportWithCountEXT(VkCommandBuffer commandBuffer,uint32_t viewportCount,const VkViewport * pViewports)2760 tu_CmdSetViewportWithCountEXT(VkCommandBuffer commandBuffer,
2761                               uint32_t viewportCount,
2762                               const VkViewport* pViewports)
2763 {
2764    tu_CmdSetViewport(commandBuffer, 0, viewportCount, pViewports);
2765 }
2766 
2767 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetScissorWithCountEXT(VkCommandBuffer commandBuffer,uint32_t scissorCount,const VkRect2D * pScissors)2768 tu_CmdSetScissorWithCountEXT(VkCommandBuffer commandBuffer,
2769                              uint32_t scissorCount,
2770                              const VkRect2D* pScissors)
2771 {
2772    tu_CmdSetScissor(commandBuffer, 0, scissorCount, pScissors);
2773 }
2774 
2775 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetDepthTestEnableEXT(VkCommandBuffer commandBuffer,VkBool32 depthTestEnable)2776 tu_CmdSetDepthTestEnableEXT(VkCommandBuffer commandBuffer,
2777                             VkBool32 depthTestEnable)
2778 {
2779    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2780 
2781    cmd->state.rb_depth_cntl &= ~A6XX_RB_DEPTH_CNTL_Z_TEST_ENABLE;
2782 
2783    if (depthTestEnable)
2784       cmd->state.rb_depth_cntl |= A6XX_RB_DEPTH_CNTL_Z_TEST_ENABLE;
2785 
2786    cmd->state.dirty |= TU_CMD_DIRTY_RB_DEPTH_CNTL;
2787 }
2788 
2789 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetDepthWriteEnableEXT(VkCommandBuffer commandBuffer,VkBool32 depthWriteEnable)2790 tu_CmdSetDepthWriteEnableEXT(VkCommandBuffer commandBuffer,
2791                              VkBool32 depthWriteEnable)
2792 {
2793    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2794 
2795    cmd->state.rb_depth_cntl &= ~A6XX_RB_DEPTH_CNTL_Z_WRITE_ENABLE;
2796 
2797    if (depthWriteEnable)
2798       cmd->state.rb_depth_cntl |= A6XX_RB_DEPTH_CNTL_Z_WRITE_ENABLE;
2799 
2800    cmd->state.dirty |= TU_CMD_DIRTY_RB_DEPTH_CNTL;
2801 }
2802 
2803 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetDepthCompareOpEXT(VkCommandBuffer commandBuffer,VkCompareOp depthCompareOp)2804 tu_CmdSetDepthCompareOpEXT(VkCommandBuffer commandBuffer,
2805                            VkCompareOp depthCompareOp)
2806 {
2807    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2808 
2809    cmd->state.rb_depth_cntl &= ~A6XX_RB_DEPTH_CNTL_ZFUNC__MASK;
2810 
2811    cmd->state.rb_depth_cntl |=
2812       A6XX_RB_DEPTH_CNTL_ZFUNC(tu6_compare_func(depthCompareOp));
2813 
2814    cmd->state.dirty |= TU_CMD_DIRTY_RB_DEPTH_CNTL;
2815 }
2816 
2817 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetDepthBoundsTestEnableEXT(VkCommandBuffer commandBuffer,VkBool32 depthBoundsTestEnable)2818 tu_CmdSetDepthBoundsTestEnableEXT(VkCommandBuffer commandBuffer,
2819                                   VkBool32 depthBoundsTestEnable)
2820 {
2821    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2822 
2823    cmd->state.rb_depth_cntl &= ~A6XX_RB_DEPTH_CNTL_Z_BOUNDS_ENABLE;
2824 
2825    if (depthBoundsTestEnable)
2826       cmd->state.rb_depth_cntl |= A6XX_RB_DEPTH_CNTL_Z_BOUNDS_ENABLE;
2827 
2828    cmd->state.dirty |= TU_CMD_DIRTY_RB_DEPTH_CNTL;
2829 }
2830 
2831 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetStencilTestEnableEXT(VkCommandBuffer commandBuffer,VkBool32 stencilTestEnable)2832 tu_CmdSetStencilTestEnableEXT(VkCommandBuffer commandBuffer,
2833                               VkBool32 stencilTestEnable)
2834 {
2835    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2836 
2837    cmd->state.rb_stencil_cntl &= ~(
2838       A6XX_RB_STENCIL_CONTROL_STENCIL_ENABLE |
2839       A6XX_RB_STENCIL_CONTROL_STENCIL_ENABLE_BF |
2840       A6XX_RB_STENCIL_CONTROL_STENCIL_READ);
2841 
2842    if (stencilTestEnable) {
2843       cmd->state.rb_stencil_cntl |=
2844          A6XX_RB_STENCIL_CONTROL_STENCIL_ENABLE |
2845          A6XX_RB_STENCIL_CONTROL_STENCIL_ENABLE_BF |
2846          A6XX_RB_STENCIL_CONTROL_STENCIL_READ;
2847    }
2848 
2849    cmd->state.dirty |= TU_CMD_DIRTY_RB_STENCIL_CNTL;
2850 }
2851 
2852 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetStencilOpEXT(VkCommandBuffer commandBuffer,VkStencilFaceFlags faceMask,VkStencilOp failOp,VkStencilOp passOp,VkStencilOp depthFailOp,VkCompareOp compareOp)2853 tu_CmdSetStencilOpEXT(VkCommandBuffer commandBuffer,
2854                       VkStencilFaceFlags faceMask,
2855                       VkStencilOp failOp,
2856                       VkStencilOp passOp,
2857                       VkStencilOp depthFailOp,
2858                       VkCompareOp compareOp)
2859 {
2860    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2861 
2862    if (faceMask & VK_STENCIL_FACE_FRONT_BIT) {
2863       cmd->state.rb_stencil_cntl &= ~(
2864          A6XX_RB_STENCIL_CONTROL_FUNC__MASK |
2865          A6XX_RB_STENCIL_CONTROL_FAIL__MASK |
2866          A6XX_RB_STENCIL_CONTROL_ZPASS__MASK |
2867          A6XX_RB_STENCIL_CONTROL_ZFAIL__MASK);
2868 
2869       cmd->state.rb_stencil_cntl |=
2870          A6XX_RB_STENCIL_CONTROL_FUNC(tu6_compare_func(compareOp)) |
2871          A6XX_RB_STENCIL_CONTROL_FAIL(tu6_stencil_op(failOp)) |
2872          A6XX_RB_STENCIL_CONTROL_ZPASS(tu6_stencil_op(passOp)) |
2873          A6XX_RB_STENCIL_CONTROL_ZFAIL(tu6_stencil_op(depthFailOp));
2874    }
2875 
2876    if (faceMask & VK_STENCIL_FACE_BACK_BIT) {
2877       cmd->state.rb_stencil_cntl &= ~(
2878          A6XX_RB_STENCIL_CONTROL_FUNC_BF__MASK |
2879          A6XX_RB_STENCIL_CONTROL_FAIL_BF__MASK |
2880          A6XX_RB_STENCIL_CONTROL_ZPASS_BF__MASK |
2881          A6XX_RB_STENCIL_CONTROL_ZFAIL_BF__MASK);
2882 
2883       cmd->state.rb_stencil_cntl |=
2884          A6XX_RB_STENCIL_CONTROL_FUNC_BF(tu6_compare_func(compareOp)) |
2885          A6XX_RB_STENCIL_CONTROL_FAIL_BF(tu6_stencil_op(failOp)) |
2886          A6XX_RB_STENCIL_CONTROL_ZPASS_BF(tu6_stencil_op(passOp)) |
2887          A6XX_RB_STENCIL_CONTROL_ZFAIL_BF(tu6_stencil_op(depthFailOp));
2888    }
2889 
2890    cmd->state.dirty |= TU_CMD_DIRTY_RB_STENCIL_CNTL;
2891 }
2892 
2893 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetDepthBiasEnableEXT(VkCommandBuffer commandBuffer,VkBool32 depthBiasEnable)2894 tu_CmdSetDepthBiasEnableEXT(VkCommandBuffer commandBuffer,
2895                             VkBool32 depthBiasEnable)
2896 {
2897    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2898 
2899    cmd->state.gras_su_cntl &= ~A6XX_GRAS_SU_CNTL_POLY_OFFSET;
2900    if (depthBiasEnable)
2901       cmd->state.gras_su_cntl |= A6XX_GRAS_SU_CNTL_POLY_OFFSET;
2902 
2903    cmd->state.dirty |= TU_CMD_DIRTY_GRAS_SU_CNTL;
2904 }
2905 
2906 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetPrimitiveRestartEnableEXT(VkCommandBuffer commandBuffer,VkBool32 primitiveRestartEnable)2907 tu_CmdSetPrimitiveRestartEnableEXT(VkCommandBuffer commandBuffer,
2908                                    VkBool32 primitiveRestartEnable)
2909 {
2910    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2911 
2912    cmd->state.primitive_restart_enable = primitiveRestartEnable;
2913 }
2914 
2915 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetRasterizerDiscardEnableEXT(VkCommandBuffer commandBuffer,VkBool32 rasterizerDiscardEnable)2916 tu_CmdSetRasterizerDiscardEnableEXT(VkCommandBuffer commandBuffer,
2917                                     VkBool32 rasterizerDiscardEnable)
2918 {
2919    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2920 
2921    cmd->state.pc_raster_cntl &= ~A6XX_PC_RASTER_CNTL_DISCARD;
2922    cmd->state.vpc_unknown_9107 &= ~A6XX_VPC_UNKNOWN_9107_RASTER_DISCARD;
2923    if (rasterizerDiscardEnable) {
2924       cmd->state.pc_raster_cntl |= A6XX_PC_RASTER_CNTL_DISCARD;
2925       cmd->state.vpc_unknown_9107 |= A6XX_VPC_UNKNOWN_9107_RASTER_DISCARD;
2926    }
2927 
2928    cmd->state.dirty |= TU_CMD_DIRTY_RASTERIZER_DISCARD;
2929 }
2930 
2931 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetLogicOpEXT(VkCommandBuffer commandBuffer,VkLogicOp logicOp)2932 tu_CmdSetLogicOpEXT(VkCommandBuffer commandBuffer,
2933                     VkLogicOp logicOp)
2934 {
2935    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2936 
2937    cmd->state.rb_mrt_control_rop =
2938       tu6_rb_mrt_control_rop(logicOp, &cmd->state.rop_reads_dst);
2939 
2940    cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2941 }
2942 
2943 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetPatchControlPointsEXT(VkCommandBuffer commandBuffer,uint32_t patchControlPoints)2944 tu_CmdSetPatchControlPointsEXT(VkCommandBuffer commandBuffer,
2945                                uint32_t patchControlPoints)
2946 {
2947    tu_stub();
2948 }
2949 
2950 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetLineStippleEXT(VkCommandBuffer commandBuffer,uint32_t lineStippleFactor,uint16_t lineStipplePattern)2951 tu_CmdSetLineStippleEXT(VkCommandBuffer commandBuffer,
2952                         uint32_t lineStippleFactor,
2953                         uint16_t lineStipplePattern)
2954 {
2955    tu_stub();
2956 }
2957 
2958 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetColorWriteEnableEXT(VkCommandBuffer commandBuffer,uint32_t attachmentCount,const VkBool32 * pColorWriteEnables)2959 tu_CmdSetColorWriteEnableEXT(VkCommandBuffer commandBuffer, uint32_t attachmentCount,
2960                              const VkBool32 *pColorWriteEnables)
2961 {
2962    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
2963    uint32_t color_write_enable = 0;
2964 
2965    for (unsigned i = 0; i < attachmentCount; i++) {
2966       if (pColorWriteEnables[i])
2967          color_write_enable |= BIT(i);
2968    }
2969 
2970    cmd->state.color_write_enable = color_write_enable;
2971    cmd->state.dirty |= TU_CMD_DIRTY_BLEND;
2972 }
2973 
2974 static void
tu_flush_for_access(struct tu_cache_state * cache,enum tu_cmd_access_mask src_mask,enum tu_cmd_access_mask dst_mask)2975 tu_flush_for_access(struct tu_cache_state *cache,
2976                     enum tu_cmd_access_mask src_mask,
2977                     enum tu_cmd_access_mask dst_mask)
2978 {
2979    enum tu_cmd_flush_bits flush_bits = 0;
2980 
2981    if (src_mask & TU_ACCESS_SYSMEM_WRITE) {
2982       cache->pending_flush_bits |= TU_CMD_FLAG_ALL_INVALIDATE;
2983    }
2984 
2985    if (src_mask & TU_ACCESS_CP_WRITE) {
2986       /* Flush the CP write queue.
2987        */
2988       cache->pending_flush_bits |=
2989          TU_CMD_FLAG_WAIT_MEM_WRITES |
2990          TU_CMD_FLAG_ALL_INVALIDATE;
2991    }
2992 
2993 #define SRC_FLUSH(domain, flush, invalidate) \
2994    if (src_mask & TU_ACCESS_##domain##_WRITE) {                      \
2995       cache->pending_flush_bits |= TU_CMD_FLAG_##flush |             \
2996          (TU_CMD_FLAG_ALL_INVALIDATE & ~TU_CMD_FLAG_##invalidate);   \
2997    }
2998 
2999    SRC_FLUSH(UCHE, CACHE_FLUSH, CACHE_INVALIDATE)
3000    SRC_FLUSH(CCU_COLOR, CCU_FLUSH_COLOR, CCU_INVALIDATE_COLOR)
3001    SRC_FLUSH(CCU_DEPTH, CCU_FLUSH_DEPTH, CCU_INVALIDATE_DEPTH)
3002 
3003 #undef SRC_FLUSH
3004 
3005 #define SRC_INCOHERENT_FLUSH(domain, flush, invalidate)              \
3006    if (src_mask & TU_ACCESS_##domain##_INCOHERENT_WRITE) {           \
3007       flush_bits |= TU_CMD_FLAG_##flush;                             \
3008       cache->pending_flush_bits |=                                   \
3009          (TU_CMD_FLAG_ALL_INVALIDATE & ~TU_CMD_FLAG_##invalidate);   \
3010    }
3011 
3012    SRC_INCOHERENT_FLUSH(CCU_COLOR, CCU_FLUSH_COLOR, CCU_INVALIDATE_COLOR)
3013    SRC_INCOHERENT_FLUSH(CCU_DEPTH, CCU_FLUSH_DEPTH, CCU_INVALIDATE_DEPTH)
3014 
3015 #undef SRC_INCOHERENT_FLUSH
3016 
3017    /* Treat host & sysmem write accesses the same, since the kernel implicitly
3018     * drains the queue before signalling completion to the host.
3019     */
3020    if (dst_mask & (TU_ACCESS_SYSMEM_READ | TU_ACCESS_SYSMEM_WRITE)) {
3021       flush_bits |= cache->pending_flush_bits & TU_CMD_FLAG_ALL_FLUSH;
3022    }
3023 
3024 #define DST_FLUSH(domain, flush, invalidate) \
3025    if (dst_mask & (TU_ACCESS_##domain##_READ |                 \
3026                    TU_ACCESS_##domain##_WRITE)) {              \
3027       flush_bits |= cache->pending_flush_bits &                \
3028          (TU_CMD_FLAG_##invalidate |                           \
3029           (TU_CMD_FLAG_ALL_FLUSH & ~TU_CMD_FLAG_##flush));     \
3030    }
3031 
3032    DST_FLUSH(UCHE, CACHE_FLUSH, CACHE_INVALIDATE)
3033    DST_FLUSH(CCU_COLOR, CCU_FLUSH_COLOR, CCU_INVALIDATE_COLOR)
3034    DST_FLUSH(CCU_DEPTH, CCU_FLUSH_DEPTH, CCU_INVALIDATE_DEPTH)
3035 
3036 #undef DST_FLUSH
3037 
3038 #define DST_INCOHERENT_FLUSH(domain, flush, invalidate) \
3039    if (dst_mask & (TU_ACCESS_##domain##_INCOHERENT_READ |      \
3040                    TU_ACCESS_##domain##_INCOHERENT_WRITE)) {   \
3041       flush_bits |= TU_CMD_FLAG_##invalidate |                 \
3042           (cache->pending_flush_bits &                         \
3043            (TU_CMD_FLAG_ALL_FLUSH & ~TU_CMD_FLAG_##flush));    \
3044    }
3045 
3046    DST_INCOHERENT_FLUSH(CCU_COLOR, CCU_FLUSH_COLOR, CCU_INVALIDATE_COLOR)
3047    DST_INCOHERENT_FLUSH(CCU_DEPTH, CCU_FLUSH_DEPTH, CCU_INVALIDATE_DEPTH)
3048 
3049 #undef DST_INCOHERENT_FLUSH
3050 
3051    cache->flush_bits |= flush_bits;
3052    cache->pending_flush_bits &= ~flush_bits;
3053 }
3054 
3055 /* When translating Vulkan access flags to which cache is accessed
3056  * (CCU/UCHE/sysmem), we should take into account both the access flags and
3057  * the stage so that accesses with MEMORY_READ_BIT/MEMORY_WRITE_BIT + a
3058  * specific stage return something sensible. The specification for
3059  * VK_KHR_synchronization2 says that we should do this:
3060  *
3061  *    Additionally, scoping the pipeline stages into the barrier structs
3062  *    allows the use of the MEMORY_READ and MEMORY_WRITE flags without
3063  *    sacrificing precision. The per-stage access flags should be used to
3064  *    disambiguate specific accesses in a given stage or set of stages - for
3065  *    instance, between uniform reads and sampling operations.
3066  *
3067  * Note that while in all known cases the stage is actually enough, we should
3068  * still narrow things down based on the access flags to handle "old-style"
3069  * barriers that may specify a wider range of stages but more precise access
3070  * flags. These helpers allow us to do both.
3071  */
3072 
3073 static bool
filter_read_access(VkAccessFlags2 flags,VkPipelineStageFlags2 stages,VkAccessFlags2 tu_flags,VkPipelineStageFlags2 tu_stages)3074 filter_read_access(VkAccessFlags2 flags, VkPipelineStageFlags2 stages,
3075                    VkAccessFlags2 tu_flags, VkPipelineStageFlags2 tu_stages)
3076 {
3077    return (flags & (tu_flags | VK_ACCESS_2_MEMORY_READ_BIT)) &&
3078       (stages & (tu_stages | VK_PIPELINE_STAGE_2_ALL_COMMANDS_BIT));
3079 }
3080 
3081 static bool
filter_write_access(VkAccessFlags2 flags,VkPipelineStageFlags2 stages,VkAccessFlags2 tu_flags,VkPipelineStageFlags2 tu_stages)3082 filter_write_access(VkAccessFlags2 flags, VkPipelineStageFlags2 stages,
3083                     VkAccessFlags2 tu_flags, VkPipelineStageFlags2 tu_stages)
3084 {
3085    return (flags & (tu_flags | VK_ACCESS_2_MEMORY_WRITE_BIT)) &&
3086       (stages & (tu_stages | VK_PIPELINE_STAGE_2_ALL_COMMANDS_BIT));
3087 }
3088 
3089 static bool
gfx_read_access(VkAccessFlags2 flags,VkPipelineStageFlags2 stages,VkAccessFlags2 tu_flags,VkPipelineStageFlags2 tu_stages)3090 gfx_read_access(VkAccessFlags2 flags, VkPipelineStageFlags2 stages,
3091                 VkAccessFlags2 tu_flags, VkPipelineStageFlags2 tu_stages)
3092 {
3093    return filter_read_access(flags, stages, tu_flags,
3094                              tu_stages | VK_PIPELINE_STAGE_2_ALL_GRAPHICS_BIT);
3095 }
3096 
3097 static bool
gfx_write_access(VkAccessFlags2 flags,VkPipelineStageFlags2 stages,VkAccessFlags2 tu_flags,VkPipelineStageFlags2 tu_stages)3098 gfx_write_access(VkAccessFlags2 flags, VkPipelineStageFlags2 stages,
3099                  VkAccessFlags2 tu_flags, VkPipelineStageFlags2 tu_stages)
3100 {
3101    return filter_write_access(flags, stages, tu_flags,
3102                               tu_stages | VK_PIPELINE_STAGE_2_ALL_GRAPHICS_BIT);
3103 }
3104 static enum tu_cmd_access_mask
vk2tu_access(VkAccessFlags2 flags,VkPipelineStageFlags2 stages,bool image_only,bool gmem)3105 vk2tu_access(VkAccessFlags2 flags, VkPipelineStageFlags2 stages, bool image_only, bool gmem)
3106 {
3107    enum tu_cmd_access_mask mask = 0;
3108 
3109    if (gfx_read_access(flags, stages,
3110                        VK_ACCESS_2_INDIRECT_COMMAND_READ_BIT |
3111                        VK_ACCESS_2_CONDITIONAL_RENDERING_READ_BIT_EXT |
3112                        VK_ACCESS_2_TRANSFORM_FEEDBACK_COUNTER_READ_BIT_EXT |
3113                        VK_ACCESS_2_HOST_READ_BIT,
3114                        VK_PIPELINE_STAGE_2_DRAW_INDIRECT_BIT |
3115                        VK_PIPELINE_STAGE_2_CONDITIONAL_RENDERING_BIT_EXT |
3116                        VK_PIPELINE_STAGE_2_TRANSFORM_FEEDBACK_BIT_EXT |
3117                        VK_PIPELINE_STAGE_2_HOST_BIT))
3118       mask |= TU_ACCESS_SYSMEM_READ;
3119 
3120    if (gfx_write_access(flags, stages,
3121                         VK_ACCESS_2_TRANSFORM_FEEDBACK_COUNTER_READ_BIT_EXT,
3122                         VK_PIPELINE_STAGE_2_TRANSFORM_FEEDBACK_BIT_EXT))
3123       mask |= TU_ACCESS_CP_WRITE;
3124 
3125    if (gfx_write_access(flags, stages,
3126                         VK_ACCESS_2_HOST_WRITE_BIT,
3127                         VK_PIPELINE_STAGE_2_HOST_BIT))
3128       mask |= TU_ACCESS_SYSMEM_WRITE;
3129 
3130 #define SHADER_STAGES \
3131    (VK_PIPELINE_STAGE_2_VERTEX_SHADER_BIT | \
3132     VK_PIPELINE_STAGE_2_TESSELLATION_CONTROL_SHADER_BIT | \
3133     VK_PIPELINE_STAGE_2_TESSELLATION_EVALUATION_SHADER_BIT | \
3134     VK_PIPELINE_STAGE_2_GEOMETRY_SHADER_BIT | \
3135     VK_PIPELINE_STAGE_2_PRE_RASTERIZATION_SHADERS_BIT | \
3136     VK_PIPELINE_STAGE_2_FRAGMENT_SHADER_BIT | \
3137     VK_PIPELINE_STAGE_2_COMPUTE_SHADER_BIT)
3138 
3139 
3140    if (gfx_read_access(flags, stages,
3141                        VK_ACCESS_2_INDEX_READ_BIT |
3142                        VK_ACCESS_2_VERTEX_ATTRIBUTE_READ_BIT |
3143                        VK_ACCESS_2_UNIFORM_READ_BIT |
3144                        VK_ACCESS_2_INPUT_ATTACHMENT_READ_BIT |
3145                        VK_ACCESS_2_SHADER_READ_BIT,
3146                        VK_PIPELINE_STAGE_2_INDEX_INPUT_BIT |
3147                        VK_PIPELINE_STAGE_2_VERTEX_INPUT_BIT |
3148                        VK_PIPELINE_STAGE_2_VERTEX_ATTRIBUTE_INPUT_BIT |
3149                        SHADER_STAGES))
3150        mask |= TU_ACCESS_UCHE_READ;
3151 
3152    if (gfx_write_access(flags, stages,
3153                         VK_ACCESS_2_SHADER_WRITE_BIT |
3154                         VK_ACCESS_2_TRANSFORM_FEEDBACK_WRITE_BIT_EXT,
3155                         VK_PIPELINE_STAGE_2_TRANSFORM_FEEDBACK_BIT_EXT |
3156                         SHADER_STAGES))
3157        mask |= TU_ACCESS_UCHE_WRITE;
3158 
3159    /* When using GMEM, the CCU is always flushed automatically to GMEM, and
3160     * then GMEM is flushed to sysmem. Furthermore, we already had to flush any
3161     * previous writes in sysmem mode when transitioning to GMEM. Therefore we
3162     * can ignore CCU and pretend that color attachments and transfers use
3163     * sysmem directly.
3164     */
3165 
3166    if (gfx_read_access(flags, stages,
3167                        VK_ACCESS_2_COLOR_ATTACHMENT_READ_BIT |
3168                        VK_ACCESS_2_COLOR_ATTACHMENT_READ_NONCOHERENT_BIT_EXT,
3169                        VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT)) {
3170       if (gmem)
3171          mask |= TU_ACCESS_SYSMEM_READ;
3172       else
3173          mask |= TU_ACCESS_CCU_COLOR_INCOHERENT_READ;
3174    }
3175 
3176    if (gfx_read_access(flags, stages,
3177                        VK_ACCESS_2_DEPTH_STENCIL_ATTACHMENT_READ_BIT,
3178                        VK_PIPELINE_STAGE_2_EARLY_FRAGMENT_TESTS_BIT |
3179                        VK_PIPELINE_STAGE_2_LATE_FRAGMENT_TESTS_BIT)) {
3180       if (gmem)
3181          mask |= TU_ACCESS_SYSMEM_READ;
3182       else
3183          mask |= TU_ACCESS_CCU_DEPTH_INCOHERENT_READ;
3184    }
3185 
3186    if (gfx_write_access(flags, stages,
3187                         VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
3188                         VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT)) {
3189       if (gmem) {
3190          mask |= TU_ACCESS_SYSMEM_WRITE;
3191       } else {
3192          mask |= TU_ACCESS_CCU_COLOR_INCOHERENT_WRITE;
3193       }
3194    }
3195 
3196    if (gfx_write_access(flags, stages,
3197                         VK_ACCESS_2_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
3198                         VK_PIPELINE_STAGE_2_EARLY_FRAGMENT_TESTS_BIT |
3199                         VK_PIPELINE_STAGE_2_LATE_FRAGMENT_TESTS_BIT)) {
3200       if (gmem) {
3201          mask |= TU_ACCESS_SYSMEM_WRITE;
3202       } else {
3203          mask |= TU_ACCESS_CCU_DEPTH_INCOHERENT_WRITE;
3204       }
3205    }
3206 
3207    if (filter_write_access(flags, stages,
3208                            VK_ACCESS_2_TRANSFER_WRITE_BIT,
3209                            VK_PIPELINE_STAGE_2_COPY_BIT |
3210                            VK_PIPELINE_STAGE_2_BLIT_BIT |
3211                            VK_PIPELINE_STAGE_2_CLEAR_BIT |
3212                            VK_PIPELINE_STAGE_2_RESOLVE_BIT |
3213                            VK_PIPELINE_STAGE_2_ALL_TRANSFER_BIT)) {
3214       if (gmem) {
3215          mask |= TU_ACCESS_SYSMEM_WRITE;
3216       } else if (image_only) {
3217          /* Because we always split up blits/copies of images involving
3218           * multiple layers, we always access each layer in the same way, with
3219           * the same base address, same format, etc. This means we can avoid
3220           * flushing between multiple writes to the same image. This elides
3221           * flushes between e.g. multiple blits to the same image.
3222           */
3223          mask |= TU_ACCESS_CCU_COLOR_WRITE;
3224       } else {
3225          mask |= TU_ACCESS_CCU_COLOR_INCOHERENT_WRITE;
3226       }
3227    }
3228 
3229    if (filter_read_access(flags, stages,
3230                           VK_ACCESS_2_TRANSFER_READ_BIT,
3231                           VK_PIPELINE_STAGE_2_COPY_BIT |
3232                           VK_PIPELINE_STAGE_2_BLIT_BIT |
3233                           VK_PIPELINE_STAGE_2_RESOLVE_BIT |
3234                           VK_PIPELINE_STAGE_2_ALL_TRANSFER_BIT)) {
3235       mask |= TU_ACCESS_UCHE_READ;
3236    }
3237 
3238    return mask;
3239 }
3240 
3241 /* These helpers deal with legacy BOTTOM_OF_PIPE/TOP_OF_PIPE stages.
3242  */
3243 
3244 static VkPipelineStageFlags2
sanitize_src_stage(VkPipelineStageFlags2 stage_mask)3245 sanitize_src_stage(VkPipelineStageFlags2 stage_mask)
3246 {
3247    /* From the Vulkan spec:
3248     *
3249     *    VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT is ...  equivalent to
3250     *    VK_PIPELINE_STAGE_2_NONE in the first scope.
3251     *
3252     *    VK_PIPELINE_STAGE_2_BOTTOM_OF_PIPE_BIT is equivalent to
3253     *    VK_PIPELINE_STAGE_2_ALL_COMMANDS_BIT with VkAccessFlags2 set to 0
3254     *    when specified in the first synchronization scope, ...
3255     */
3256    if (stage_mask & VK_PIPELINE_STAGE_2_BOTTOM_OF_PIPE_BIT)
3257       return VK_PIPELINE_STAGE_2_ALL_COMMANDS_BIT;
3258 
3259    return stage_mask & ~VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT;
3260 }
3261 
3262 static VkPipelineStageFlags2
sanitize_dst_stage(VkPipelineStageFlags2 stage_mask)3263 sanitize_dst_stage(VkPipelineStageFlags2 stage_mask)
3264 {
3265    /* From the Vulkan spec:
3266     *
3267     *    VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT is equivalent to
3268     *    VK_PIPELINE_STAGE_2_ALL_COMMANDS_BIT with VkAccessFlags2 set to 0
3269     *    when specified in the second synchronization scope, ...
3270     *
3271     *    VK_PIPELINE_STAGE_2_BOTTOM_OF_PIPE_BIT is ... equivalent to
3272     *    VK_PIPELINE_STAGE_2_NONE in the second scope.
3273     *
3274     */
3275    if (stage_mask & VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT)
3276       return VK_PIPELINE_STAGE_2_ALL_COMMANDS_BIT;
3277 
3278    return stage_mask & ~VK_PIPELINE_STAGE_2_BOTTOM_OF_PIPE_BIT;
3279 }
3280 
3281 static enum tu_stage
vk2tu_single_stage(VkPipelineStageFlags2 vk_stage,bool dst)3282 vk2tu_single_stage(VkPipelineStageFlags2 vk_stage, bool dst)
3283 {
3284    if (vk_stage == VK_PIPELINE_STAGE_2_DRAW_INDIRECT_BIT ||
3285        vk_stage == VK_PIPELINE_STAGE_2_CONDITIONAL_RENDERING_BIT_EXT)
3286       return TU_STAGE_CP;
3287 
3288    if (vk_stage == VK_PIPELINE_STAGE_2_VERTEX_INPUT_BIT ||
3289        vk_stage == VK_PIPELINE_STAGE_2_INDEX_INPUT_BIT ||
3290        vk_stage == VK_PIPELINE_STAGE_2_VERTEX_ATTRIBUTE_INPUT_BIT)
3291       return TU_STAGE_FE;
3292 
3293    if (vk_stage == VK_PIPELINE_STAGE_2_VERTEX_SHADER_BIT ||
3294        vk_stage == VK_PIPELINE_STAGE_2_TESSELLATION_CONTROL_SHADER_BIT ||
3295        vk_stage == VK_PIPELINE_STAGE_2_TESSELLATION_EVALUATION_SHADER_BIT ||
3296        vk_stage == VK_PIPELINE_STAGE_2_GEOMETRY_SHADER_BIT ||
3297        vk_stage == VK_PIPELINE_STAGE_2_PRE_RASTERIZATION_SHADERS_BIT)
3298       return TU_STAGE_SP_VS;
3299 
3300    if (vk_stage == VK_PIPELINE_STAGE_2_FRAGMENT_SHADER_BIT ||
3301        vk_stage == VK_PIPELINE_STAGE_2_COMPUTE_SHADER_BIT)
3302       return TU_STAGE_SP_PS;
3303 
3304    if (vk_stage == VK_PIPELINE_STAGE_2_TRANSFORM_FEEDBACK_BIT_EXT || /* Yes, really */
3305    /* See comment in TU_STAGE_GRAS about early fragment tests */
3306        vk_stage == VK_PIPELINE_STAGE_2_EARLY_FRAGMENT_TESTS_BIT ||
3307        vk_stage == VK_PIPELINE_STAGE_2_LATE_FRAGMENT_TESTS_BIT ||
3308        vk_stage == VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT)
3309 
3310       return TU_STAGE_PS;
3311 
3312    if (vk_stage == VK_PIPELINE_STAGE_2_COPY_BIT ||
3313        vk_stage == VK_PIPELINE_STAGE_2_BLIT_BIT ||
3314        vk_stage == VK_PIPELINE_STAGE_2_RESOLVE_BIT ||
3315        vk_stage == VK_PIPELINE_STAGE_2_CLEAR_BIT ||
3316        vk_stage == VK_PIPELINE_STAGE_2_ALL_TRANSFER_BIT)
3317       /* Blits read in SP_PS and write in PS, in both 2d and 3d cases */
3318       return dst ? TU_STAGE_SP_PS : TU_STAGE_PS;
3319 
3320    if (vk_stage == VK_PIPELINE_STAGE_2_ALL_GRAPHICS_BIT ||
3321        vk_stage == VK_PIPELINE_STAGE_2_ALL_COMMANDS_BIT)
3322       /* Be conservative */
3323       return dst ? TU_STAGE_CP : TU_STAGE_PS;
3324 
3325    if (vk_stage == VK_PIPELINE_STAGE_2_HOST_BIT)
3326       return dst ? TU_STAGE_PS : TU_STAGE_CP;
3327 
3328    unreachable("unknown pipeline stage");
3329 }
3330 
3331 static enum tu_stage
vk2tu_src_stage(VkPipelineStageFlags vk_stages)3332 vk2tu_src_stage(VkPipelineStageFlags vk_stages)
3333 {
3334    enum tu_stage stage = TU_STAGE_CP;
3335    u_foreach_bit (bit, vk_stages) {
3336       enum tu_stage new_stage = vk2tu_single_stage(1ull << bit, false);
3337       stage = MAX2(stage, new_stage);
3338    }
3339 
3340    return stage;
3341 }
3342 
3343 static enum tu_stage
vk2tu_dst_stage(VkPipelineStageFlags vk_stages)3344 vk2tu_dst_stage(VkPipelineStageFlags vk_stages)
3345 {
3346    enum tu_stage stage = TU_STAGE_PS;
3347    u_foreach_bit (bit, vk_stages) {
3348       enum tu_stage new_stage = vk2tu_single_stage(1ull << bit, true);
3349       stage = MIN2(stage, new_stage);
3350    }
3351 
3352    return stage;
3353 }
3354 
3355 static void
tu_flush_for_stage(struct tu_cache_state * cache,enum tu_stage src_stage,enum tu_stage dst_stage)3356 tu_flush_for_stage(struct tu_cache_state *cache,
3357                    enum tu_stage src_stage, enum tu_stage dst_stage)
3358 {
3359    /* As far as we know, flushes take place in the last stage so if there are
3360     * any pending flushes then we have to move down the source stage, because
3361     * the data only becomes available when the flush finishes. In particular
3362     * this can matter when the CP writes something and we need to invalidate
3363     * UCHE to read it.
3364     */
3365    if (cache->flush_bits & (TU_CMD_FLAG_ALL_FLUSH | TU_CMD_FLAG_ALL_INVALIDATE))
3366       src_stage = TU_STAGE_PS;
3367 
3368    /* Note: if the destination stage is the CP, then the CP also has to wait
3369     * for any WFI's to finish. This is already done for draw calls, including
3370     * before indirect param reads, for the most part, so we just need to WFI.
3371     *
3372     * However, some indirect draw opcodes, depending on firmware, don't have
3373     * implicit CP_WAIT_FOR_ME so we have to handle it manually.
3374     *
3375     * Transform feedback counters are read via CP_MEM_TO_REG, which implicitly
3376     * does CP_WAIT_FOR_ME, but we still need a WFI if the GPU writes it.
3377     *
3378     * Currently we read the draw predicate using CP_MEM_TO_MEM, which
3379     * also implicitly does CP_WAIT_FOR_ME. However CP_DRAW_PRED_SET does *not*
3380     * implicitly do CP_WAIT_FOR_ME, it seems to only wait for counters to
3381     * complete since it's written for DX11 where you can only predicate on the
3382     * result of a query object. So if we implement 64-bit comparisons in the
3383     * future, or if CP_DRAW_PRED_SET grows the capability to do 32-bit
3384     * comparisons, then this will have to be dealt with.
3385     */
3386    if (src_stage > dst_stage) {
3387       cache->flush_bits |= TU_CMD_FLAG_WAIT_FOR_IDLE;
3388       if (dst_stage == TU_STAGE_CP)
3389          cache->pending_flush_bits |= TU_CMD_FLAG_WAIT_FOR_ME;
3390    }
3391 }
3392 
3393 void
tu_render_pass_state_merge(struct tu_render_pass_state * dst,const struct tu_render_pass_state * src)3394 tu_render_pass_state_merge(struct tu_render_pass_state *dst,
3395                            const struct tu_render_pass_state *src)
3396 {
3397    dst->xfb_used |= src->xfb_used;
3398    dst->has_tess |= src->has_tess;
3399    dst->has_prim_generated_query_in_rp |= src->has_prim_generated_query_in_rp;
3400    dst->disable_gmem |= src->disable_gmem;
3401    dst->draw_cs_writes_to_cond_pred |= src->draw_cs_writes_to_cond_pred;
3402 
3403    dst->drawcall_count += src->drawcall_count;
3404    dst->drawcall_bandwidth_per_sample_sum +=
3405       src->drawcall_bandwidth_per_sample_sum;
3406 }
3407 
3408 void
tu_restore_suspended_pass(struct tu_cmd_buffer * cmd,struct tu_cmd_buffer * suspended)3409 tu_restore_suspended_pass(struct tu_cmd_buffer *cmd,
3410                           struct tu_cmd_buffer *suspended)
3411 {
3412    cmd->state.pass = suspended->state.suspended_pass.pass;
3413    cmd->state.subpass = suspended->state.suspended_pass.subpass;
3414    cmd->state.framebuffer = suspended->state.suspended_pass.framebuffer;
3415    cmd->state.attachments = suspended->state.suspended_pass.attachments;
3416    cmd->state.render_area = suspended->state.suspended_pass.render_area;
3417    cmd->state.gmem_layout = suspended->state.suspended_pass.gmem_layout;
3418    cmd->state.tiling = &cmd->state.framebuffer->tiling[cmd->state.gmem_layout];
3419    cmd->state.lrz = suspended->state.suspended_pass.lrz;
3420 }
3421 
3422 /* Take the saved pre-chain in "secondary" and copy its commands to "cmd",
3423  * appending it after any saved-up commands in "cmd".
3424  */
3425 void
tu_append_pre_chain(struct tu_cmd_buffer * cmd,struct tu_cmd_buffer * secondary)3426 tu_append_pre_chain(struct tu_cmd_buffer *cmd,
3427                     struct tu_cmd_buffer *secondary)
3428 {
3429    tu_cs_add_entries(&cmd->draw_cs, &secondary->pre_chain.draw_cs);
3430    tu_cs_add_entries(&cmd->draw_epilogue_cs,
3431                      &secondary->pre_chain.draw_epilogue_cs);
3432    tu_render_pass_state_merge(&cmd->state.rp,
3433                               &secondary->pre_chain.state);
3434    if (!u_trace_iterator_equal(secondary->pre_chain.trace_renderpass_start,
3435                                secondary->pre_chain.trace_renderpass_end)) {
3436       tu_cs_emit_wfi(&cmd->draw_cs);
3437       tu_cs_emit_pkt7(&cmd->draw_cs, CP_WAIT_FOR_ME, 0);
3438       u_trace_clone_append(secondary->pre_chain.trace_renderpass_start,
3439                            secondary->pre_chain.trace_renderpass_end,
3440                            &cmd->trace, &cmd->draw_cs,
3441                            tu_copy_timestamp_buffer);
3442    }
3443 }
3444 
3445 /* Take the saved post-chain in "secondary" and copy it to "cmd".
3446  */
3447 void
tu_append_post_chain(struct tu_cmd_buffer * cmd,struct tu_cmd_buffer * secondary)3448 tu_append_post_chain(struct tu_cmd_buffer *cmd,
3449                      struct tu_cmd_buffer *secondary)
3450 {
3451    tu_cs_add_entries(&cmd->draw_cs, &secondary->draw_cs);
3452    tu_cs_add_entries(&cmd->draw_epilogue_cs, &secondary->draw_epilogue_cs);
3453    if (!u_trace_iterator_equal(secondary->trace_renderpass_start,
3454                                secondary->trace_renderpass_end)) {
3455       tu_cs_emit_wfi(&cmd->draw_cs);
3456       tu_cs_emit_pkt7(&cmd->draw_cs, CP_WAIT_FOR_ME, 0);
3457       u_trace_clone_append(secondary->trace_renderpass_start,
3458                            secondary->trace_renderpass_end,
3459                            &cmd->trace, &cmd->draw_cs,
3460                            tu_copy_timestamp_buffer);
3461    }
3462    cmd->state.rp = secondary->state.rp;
3463 }
3464 
3465 /* Assuming "secondary" is just a sequence of suspended and resuming passes,
3466  * copy its state to "cmd". This also works instead of tu_append_post_chain(),
3467  * but it's a bit slower because we don't assume that the chain begins in
3468  * "secondary" and therefore have to care about the command buffer's
3469  * renderpass state.
3470  */
3471 void
tu_append_pre_post_chain(struct tu_cmd_buffer * cmd,struct tu_cmd_buffer * secondary)3472 tu_append_pre_post_chain(struct tu_cmd_buffer *cmd,
3473                          struct tu_cmd_buffer *secondary)
3474 {
3475    tu_cs_add_entries(&cmd->draw_cs, &secondary->draw_cs);
3476    tu_cs_add_entries(&cmd->draw_epilogue_cs, &secondary->draw_epilogue_cs);
3477    if (!u_trace_iterator_equal(secondary->trace_renderpass_start,
3478                                secondary->trace_renderpass_end)) {
3479       tu_cs_emit_wfi(&cmd->draw_cs);
3480       tu_cs_emit_pkt7(&cmd->draw_cs, CP_WAIT_FOR_ME, 0);
3481       u_trace_clone_append(secondary->trace_renderpass_start,
3482                            secondary->trace_renderpass_end,
3483                            &cmd->trace, &cmd->draw_cs,
3484                            tu_copy_timestamp_buffer);
3485    }
3486    tu_render_pass_state_merge(&cmd->state.rp,
3487                               &secondary->state.rp);
3488 }
3489 
3490 /* Take the current render pass state and save it to "pre_chain" to be
3491  * combined later.
3492  */
3493 static void
tu_save_pre_chain(struct tu_cmd_buffer * cmd)3494 tu_save_pre_chain(struct tu_cmd_buffer *cmd)
3495 {
3496    tu_cs_add_entries(&cmd->pre_chain.draw_cs,
3497                      &cmd->draw_cs);
3498    tu_cs_add_entries(&cmd->pre_chain.draw_epilogue_cs,
3499                      &cmd->draw_epilogue_cs);
3500    cmd->pre_chain.trace_renderpass_start =
3501       cmd->trace_renderpass_start;
3502    cmd->pre_chain.trace_renderpass_end =
3503       cmd->trace_renderpass_end;
3504    cmd->pre_chain.state = cmd->state.rp;
3505 }
3506 
3507 VKAPI_ATTR void VKAPI_CALL
tu_CmdExecuteCommands(VkCommandBuffer commandBuffer,uint32_t commandBufferCount,const VkCommandBuffer * pCmdBuffers)3508 tu_CmdExecuteCommands(VkCommandBuffer commandBuffer,
3509                       uint32_t commandBufferCount,
3510                       const VkCommandBuffer *pCmdBuffers)
3511 {
3512    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
3513    VkResult result;
3514 
3515    assert(commandBufferCount > 0);
3516 
3517    /* Emit any pending flushes. */
3518    if (cmd->state.pass) {
3519       tu_flush_all_pending(&cmd->state.renderpass_cache);
3520       tu_emit_cache_flush_renderpass(cmd, &cmd->draw_cs);
3521    } else {
3522       tu_flush_all_pending(&cmd->state.cache);
3523       tu_emit_cache_flush(cmd, &cmd->cs);
3524    }
3525 
3526    for (uint32_t i = 0; i < commandBufferCount; i++) {
3527       TU_FROM_HANDLE(tu_cmd_buffer, secondary, pCmdBuffers[i]);
3528 
3529       if (secondary->usage_flags &
3530           VK_COMMAND_BUFFER_USAGE_RENDER_PASS_CONTINUE_BIT) {
3531          assert(tu_cs_is_empty(&secondary->cs));
3532 
3533          result = tu_cs_add_entries(&cmd->draw_cs, &secondary->draw_cs);
3534          if (result != VK_SUCCESS) {
3535             cmd->record_result = result;
3536             break;
3537          }
3538 
3539          result = tu_cs_add_entries(&cmd->draw_epilogue_cs,
3540                &secondary->draw_epilogue_cs);
3541          if (result != VK_SUCCESS) {
3542             cmd->record_result = result;
3543             break;
3544          }
3545 
3546          /* If LRZ was made invalid in secondary - we should disable
3547           * LRZ retroactively for the whole renderpass.
3548           */
3549          if (!secondary->state.lrz.valid)
3550             cmd->state.lrz.valid = false;
3551 
3552          tu_render_pass_state_merge(&cmd->state.rp, &secondary->state.rp);
3553       } else {
3554          switch (secondary->state.suspend_resume) {
3555          case SR_NONE:
3556             assert(tu_cs_is_empty(&secondary->draw_cs));
3557             assert(tu_cs_is_empty(&secondary->draw_epilogue_cs));
3558             tu_cs_add_entries(&cmd->cs, &secondary->cs);
3559             break;
3560 
3561          case SR_IN_PRE_CHAIN:
3562             /* cmd may be empty, which means that the chain begins before cmd
3563              * in which case we have to update its state.
3564              */
3565             if (cmd->state.suspend_resume == SR_NONE) {
3566                cmd->state.suspend_resume = SR_IN_PRE_CHAIN;
3567                cmd->trace_renderpass_start = u_trace_end_iterator(&cmd->trace);
3568             }
3569 
3570             /* The secondary is just a continuous suspend/resume chain so we
3571              * just have to append it to the the command buffer.
3572              */
3573             assert(tu_cs_is_empty(&secondary->cs));
3574             tu_append_pre_post_chain(cmd, secondary);
3575             break;
3576 
3577          case SR_AFTER_PRE_CHAIN:
3578          case SR_IN_CHAIN:
3579          case SR_IN_CHAIN_AFTER_PRE_CHAIN:
3580             if (secondary->state.suspend_resume == SR_AFTER_PRE_CHAIN ||
3581                 secondary->state.suspend_resume == SR_IN_CHAIN_AFTER_PRE_CHAIN) {
3582                /* In thse cases there is a `pre_chain` in the secondary which
3583                 * ends that we need to append to the primary.
3584                 */
3585 
3586                if (cmd->state.suspend_resume == SR_NONE)
3587                   cmd->trace_renderpass_start = u_trace_end_iterator(&cmd->trace);
3588 
3589                tu_append_pre_chain(cmd, secondary);
3590                cmd->trace_renderpass_end = u_trace_end_iterator(&cmd->trace);
3591 
3592                /* We're about to render, so we need to end the command stream
3593                 * in case there were any extra commands generated by copying
3594                 * the trace.
3595                 */
3596                tu_cs_end(&cmd->draw_cs);
3597                tu_cs_end(&cmd->draw_epilogue_cs);
3598 
3599                switch (cmd->state.suspend_resume) {
3600                case SR_NONE:
3601                case SR_IN_PRE_CHAIN:
3602                   /* The renderpass chain ends in the secondary but isn't
3603                    * started in the primary, so we have to move the state to
3604                    * `pre_chain`.
3605                    */
3606                   tu_save_pre_chain(cmd);
3607                   cmd->state.suspend_resume = SR_AFTER_PRE_CHAIN;
3608                   break;
3609                case SR_IN_CHAIN:
3610                case SR_IN_CHAIN_AFTER_PRE_CHAIN:
3611                   /* The renderpass ends in the secondary and starts somewhere
3612                    * earlier in this primary. Since the last render pass in
3613                    * the chain is in the secondary, we are technically outside
3614                    * of a render pass.  Fix that here by reusing the dynamic
3615                    * render pass that was setup for the last suspended render
3616                    * pass before the secondary.
3617                    */
3618                   tu_restore_suspended_pass(cmd, cmd);
3619 
3620                   tu_cmd_render(cmd);
3621                   if (cmd->state.suspend_resume == SR_IN_CHAIN)
3622                      cmd->state.suspend_resume = SR_NONE;
3623                   else
3624                      cmd->state.suspend_resume = SR_AFTER_PRE_CHAIN;
3625                   break;
3626                case SR_AFTER_PRE_CHAIN:
3627                   unreachable("resuming render pass is not preceded by suspending one");
3628                }
3629 
3630                tu_reset_render_pass(cmd);
3631             }
3632 
3633             tu_cs_add_entries(&cmd->cs, &secondary->cs);
3634 
3635             if (secondary->state.suspend_resume == SR_IN_CHAIN_AFTER_PRE_CHAIN ||
3636                 secondary->state.suspend_resume == SR_IN_CHAIN) {
3637                /* The secondary ends in a "post-chain" (the opposite of a
3638                 * pre-chain) that we need to copy into the current command
3639                 * buffer.
3640                 */
3641                cmd->trace_renderpass_start = u_trace_end_iterator(&cmd->trace);
3642                tu_append_post_chain(cmd, secondary);
3643                cmd->trace_renderpass_end = u_trace_end_iterator(&cmd->trace);
3644                cmd->state.suspended_pass = secondary->state.suspended_pass;
3645 
3646                switch (cmd->state.suspend_resume) {
3647                case SR_NONE:
3648                   cmd->state.suspend_resume = SR_IN_CHAIN;
3649                   break;
3650                case SR_AFTER_PRE_CHAIN:
3651                   cmd->state.suspend_resume = SR_IN_CHAIN_AFTER_PRE_CHAIN;
3652                   break;
3653                default:
3654                   unreachable("suspending render pass is followed by a not resuming one");
3655                }
3656             }
3657          }
3658       }
3659 
3660       cmd->state.index_size = secondary->state.index_size; /* for restart index update */
3661    }
3662    cmd->state.dirty = ~0u; /* TODO: set dirty only what needs to be */
3663 
3664    if (!cmd->state.lrz.gpu_dir_tracking && cmd->state.pass) {
3665       /* After a secondary command buffer is executed, LRZ is not valid
3666        * until it is cleared again.
3667        */
3668       cmd->state.lrz.valid = false;
3669    }
3670 
3671    /* After executing secondary command buffers, there may have been arbitrary
3672     * flushes executed, so when we encounter a pipeline barrier with a
3673     * srcMask, we have to assume that we need to invalidate. Therefore we need
3674     * to re-initialize the cache with all pending invalidate bits set.
3675     */
3676    if (cmd->state.pass) {
3677       tu_cache_init(&cmd->state.renderpass_cache);
3678    } else {
3679       tu_cache_init(&cmd->state.cache);
3680    }
3681 }
3682 
3683 VKAPI_ATTR VkResult VKAPI_CALL
tu_CreateCommandPool(VkDevice _device,const VkCommandPoolCreateInfo * pCreateInfo,const VkAllocationCallbacks * pAllocator,VkCommandPool * pCmdPool)3684 tu_CreateCommandPool(VkDevice _device,
3685                      const VkCommandPoolCreateInfo *pCreateInfo,
3686                      const VkAllocationCallbacks *pAllocator,
3687                      VkCommandPool *pCmdPool)
3688 {
3689    TU_FROM_HANDLE(tu_device, device, _device);
3690    struct tu_cmd_pool *pool;
3691 
3692    pool = vk_alloc2(&device->vk.alloc, pAllocator, sizeof(*pool), 8,
3693                     VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
3694    if (pool == NULL)
3695       return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
3696 
3697    VkResult result = vk_command_pool_init(&pool->vk, &device->vk,
3698                                           pCreateInfo, pAllocator);
3699    if (result != VK_SUCCESS) {
3700       vk_free2(&device->vk.alloc, pAllocator, pool);
3701       return result;
3702    }
3703 
3704    list_inithead(&pool->cmd_buffers);
3705    list_inithead(&pool->free_cmd_buffers);
3706 
3707    *pCmdPool = tu_cmd_pool_to_handle(pool);
3708 
3709    return VK_SUCCESS;
3710 }
3711 
3712 VKAPI_ATTR void VKAPI_CALL
tu_DestroyCommandPool(VkDevice _device,VkCommandPool commandPool,const VkAllocationCallbacks * pAllocator)3713 tu_DestroyCommandPool(VkDevice _device,
3714                       VkCommandPool commandPool,
3715                       const VkAllocationCallbacks *pAllocator)
3716 {
3717    TU_FROM_HANDLE(tu_device, device, _device);
3718    TU_FROM_HANDLE(tu_cmd_pool, pool, commandPool);
3719 
3720    if (!pool)
3721       return;
3722 
3723    list_for_each_entry_safe(struct tu_cmd_buffer, cmd_buffer,
3724                             &pool->cmd_buffers, pool_link)
3725    {
3726       tu_cmd_buffer_destroy(cmd_buffer);
3727    }
3728 
3729    list_for_each_entry_safe(struct tu_cmd_buffer, cmd_buffer,
3730                             &pool->free_cmd_buffers, pool_link)
3731    {
3732       tu_cmd_buffer_destroy(cmd_buffer);
3733    }
3734 
3735    vk_command_pool_finish(&pool->vk);
3736    vk_free2(&device->vk.alloc, pAllocator, pool);
3737 }
3738 
3739 VKAPI_ATTR VkResult VKAPI_CALL
tu_ResetCommandPool(VkDevice device,VkCommandPool commandPool,VkCommandPoolResetFlags flags)3740 tu_ResetCommandPool(VkDevice device,
3741                     VkCommandPool commandPool,
3742                     VkCommandPoolResetFlags flags)
3743 {
3744    TU_FROM_HANDLE(tu_cmd_pool, pool, commandPool);
3745    VkResult result;
3746 
3747    list_for_each_entry(struct tu_cmd_buffer, cmd_buffer, &pool->cmd_buffers,
3748                        pool_link)
3749    {
3750       result = tu_reset_cmd_buffer(cmd_buffer);
3751       if (result != VK_SUCCESS)
3752          return result;
3753    }
3754 
3755    return VK_SUCCESS;
3756 }
3757 
3758 VKAPI_ATTR void VKAPI_CALL
tu_TrimCommandPool(VkDevice device,VkCommandPool commandPool,VkCommandPoolTrimFlags flags)3759 tu_TrimCommandPool(VkDevice device,
3760                    VkCommandPool commandPool,
3761                    VkCommandPoolTrimFlags flags)
3762 {
3763    TU_FROM_HANDLE(tu_cmd_pool, pool, commandPool);
3764 
3765    if (!pool)
3766       return;
3767 
3768    list_for_each_entry_safe(struct tu_cmd_buffer, cmd_buffer,
3769                             &pool->free_cmd_buffers, pool_link)
3770    {
3771       tu_cmd_buffer_destroy(cmd_buffer);
3772    }
3773 }
3774 
3775 static void
tu_subpass_barrier(struct tu_cmd_buffer * cmd_buffer,const struct tu_subpass_barrier * barrier,bool external)3776 tu_subpass_barrier(struct tu_cmd_buffer *cmd_buffer,
3777                    const struct tu_subpass_barrier *barrier,
3778                    bool external)
3779 {
3780    /* Note: we don't know until the end of the subpass whether we'll use
3781     * sysmem, so assume sysmem here to be safe.
3782     */
3783    struct tu_cache_state *cache =
3784       external ? &cmd_buffer->state.cache : &cmd_buffer->state.renderpass_cache;
3785    VkPipelineStageFlags2 src_stage_vk =
3786       sanitize_src_stage(barrier->src_stage_mask);
3787    VkPipelineStageFlags2 dst_stage_vk =
3788       sanitize_dst_stage(barrier->dst_stage_mask);
3789    enum tu_cmd_access_mask src_flags =
3790       vk2tu_access(barrier->src_access_mask, src_stage_vk, false, false);
3791    enum tu_cmd_access_mask dst_flags =
3792       vk2tu_access(barrier->dst_access_mask, dst_stage_vk, false, false);
3793 
3794    if (barrier->incoherent_ccu_color)
3795       src_flags |= TU_ACCESS_CCU_COLOR_INCOHERENT_WRITE;
3796    if (barrier->incoherent_ccu_depth)
3797       src_flags |= TU_ACCESS_CCU_DEPTH_INCOHERENT_WRITE;
3798 
3799    tu_flush_for_access(cache, src_flags, dst_flags);
3800 
3801    enum tu_stage src_stage = vk2tu_src_stage(src_stage_vk);
3802    enum tu_stage dst_stage = vk2tu_dst_stage(dst_stage_vk);
3803    tu_flush_for_stage(cache, src_stage, dst_stage);
3804 }
3805 
3806 /* emit mrt/zs/msaa/ubwc state for the subpass that is starting (either at
3807  * vkCmdBeginRenderPass2() or vkCmdNextSubpass2())
3808  */
3809 static void
tu_emit_subpass_begin(struct tu_cmd_buffer * cmd)3810 tu_emit_subpass_begin(struct tu_cmd_buffer *cmd)
3811 {
3812    tu6_emit_zs(cmd, cmd->state.subpass, &cmd->draw_cs);
3813    tu6_emit_mrt(cmd, cmd->state.subpass, &cmd->draw_cs);
3814    if (cmd->state.subpass->samples)
3815       tu6_emit_msaa(&cmd->draw_cs, cmd->state.subpass->samples, cmd->state.line_mode);
3816    tu6_emit_render_cntl(cmd, cmd->state.subpass, &cmd->draw_cs, false);
3817 
3818    tu_set_input_attachments(cmd, cmd->state.subpass);
3819 }
3820 
3821 VKAPI_ATTR void VKAPI_CALL
tu_CmdBeginRenderPass2(VkCommandBuffer commandBuffer,const VkRenderPassBeginInfo * pRenderPassBegin,const VkSubpassBeginInfo * pSubpassBeginInfo)3822 tu_CmdBeginRenderPass2(VkCommandBuffer commandBuffer,
3823                        const VkRenderPassBeginInfo *pRenderPassBegin,
3824                        const VkSubpassBeginInfo *pSubpassBeginInfo)
3825 {
3826    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
3827 
3828    if (unlikely(cmd->device->instance->debug_flags & TU_DEBUG_DYNAMIC)) {
3829       vk_common_CmdBeginRenderPass2(commandBuffer, pRenderPassBegin,
3830                                     pSubpassBeginInfo);
3831       return;
3832    }
3833 
3834    TU_FROM_HANDLE(tu_render_pass, pass, pRenderPassBegin->renderPass);
3835    TU_FROM_HANDLE(tu_framebuffer, fb, pRenderPassBegin->framebuffer);
3836 
3837    const struct VkRenderPassAttachmentBeginInfo *pAttachmentInfo =
3838       vk_find_struct_const(pRenderPassBegin->pNext,
3839                            RENDER_PASS_ATTACHMENT_BEGIN_INFO);
3840 
3841    cmd->state.pass = pass;
3842    cmd->state.subpass = pass->subpasses;
3843    cmd->state.framebuffer = fb;
3844    cmd->state.render_area = pRenderPassBegin->renderArea;
3845 
3846    cmd->state.attachments =
3847       vk_alloc(&cmd->pool->vk.alloc, pass->attachment_count *
3848                sizeof(cmd->state.attachments[0]), 8,
3849                VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
3850 
3851    if (!cmd->state.attachments) {
3852       cmd->record_result = VK_ERROR_OUT_OF_HOST_MEMORY;
3853       return;
3854    }
3855 
3856    for (unsigned i = 0; i < pass->attachment_count; i++) {
3857       cmd->state.attachments[i] = pAttachmentInfo ?
3858          tu_image_view_from_handle(pAttachmentInfo->pAttachments[i]) :
3859          cmd->state.framebuffer->attachments[i].attachment;
3860    }
3861    tu_choose_gmem_layout(cmd);
3862 
3863    trace_start_render_pass(&cmd->trace, &cmd->cs);
3864 
3865    /* Note: because this is external, any flushes will happen before draw_cs
3866     * gets called. However deferred flushes could have to happen later as part
3867     * of the subpass.
3868     */
3869    tu_subpass_barrier(cmd, &pass->subpasses[0].start_barrier, true);
3870    cmd->state.renderpass_cache.pending_flush_bits =
3871       cmd->state.cache.pending_flush_bits;
3872    cmd->state.renderpass_cache.flush_bits = 0;
3873 
3874    if (pass->subpasses[0].feedback_invalidate)
3875       cmd->state.renderpass_cache.flush_bits |= TU_CMD_FLAG_CACHE_INVALIDATE;
3876 
3877    tu_lrz_begin_renderpass(cmd, pRenderPassBegin->pClearValues);
3878 
3879    cmd->trace_renderpass_start = u_trace_end_iterator(&cmd->trace);
3880 
3881    tu_emit_renderpass_begin(cmd, pRenderPassBegin->pClearValues);
3882    tu_emit_subpass_begin(cmd);
3883 }
3884 
3885 VKAPI_ATTR void VKAPI_CALL
tu_CmdBeginRendering(VkCommandBuffer commandBuffer,const VkRenderingInfo * pRenderingInfo)3886 tu_CmdBeginRendering(VkCommandBuffer commandBuffer,
3887                      const VkRenderingInfo *pRenderingInfo)
3888 {
3889    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
3890    VkClearValue clear_values[2 * (MAX_RTS + 1)];
3891 
3892    tu_setup_dynamic_render_pass(cmd, pRenderingInfo);
3893    tu_setup_dynamic_framebuffer(cmd, pRenderingInfo);
3894 
3895    cmd->state.pass = &cmd->dynamic_pass;
3896    cmd->state.subpass = &cmd->dynamic_subpass;
3897    cmd->state.framebuffer = &cmd->dynamic_framebuffer;
3898    cmd->state.render_area = pRenderingInfo->renderArea;
3899 
3900    cmd->state.attachments = cmd->dynamic_attachments;
3901 
3902    for (unsigned i = 0; i < pRenderingInfo->colorAttachmentCount; i++) {
3903       uint32_t a = cmd->dynamic_subpass.color_attachments[i].attachment;
3904       if (!pRenderingInfo->pColorAttachments[i].imageView)
3905          continue;
3906 
3907       TU_FROM_HANDLE(tu_image_view, view,
3908                      pRenderingInfo->pColorAttachments[i].imageView);
3909       cmd->state.attachments[a] = view;
3910       clear_values[a] = pRenderingInfo->pColorAttachments[i].clearValue;
3911 
3912       a = cmd->dynamic_subpass.resolve_attachments[i].attachment;
3913       if (a != VK_ATTACHMENT_UNUSED) {
3914          TU_FROM_HANDLE(tu_image_view, resolve_view,
3915                         pRenderingInfo->pColorAttachments[i].resolveImageView);
3916          cmd->state.attachments[a] = resolve_view;
3917       }
3918    }
3919 
3920    uint32_t a = cmd->dynamic_subpass.depth_stencil_attachment.attachment;
3921    if (pRenderingInfo->pDepthAttachment || pRenderingInfo->pStencilAttachment) {
3922       const struct VkRenderingAttachmentInfo *common_info =
3923          (pRenderingInfo->pDepthAttachment &&
3924           pRenderingInfo->pDepthAttachment->imageView != VK_NULL_HANDLE) ?
3925          pRenderingInfo->pDepthAttachment :
3926          pRenderingInfo->pStencilAttachment;
3927       if (common_info && common_info->imageView != VK_NULL_HANDLE) {
3928          TU_FROM_HANDLE(tu_image_view, view, common_info->imageView);
3929          cmd->state.attachments[a] = view;
3930          if (pRenderingInfo->pDepthAttachment) {
3931             clear_values[a].depthStencil.depth =
3932                pRenderingInfo->pDepthAttachment->clearValue.depthStencil.depth;
3933          }
3934 
3935          if (pRenderingInfo->pStencilAttachment) {
3936             clear_values[a].depthStencil.stencil =
3937                pRenderingInfo->pStencilAttachment->clearValue.depthStencil.stencil;
3938          }
3939 
3940          if (cmd->dynamic_subpass.resolve_count >
3941              cmd->dynamic_subpass.color_count) {
3942             TU_FROM_HANDLE(tu_image_view, resolve_view,
3943                            common_info->resolveImageView);
3944             a = cmd->dynamic_subpass.resolve_attachments[cmd->dynamic_subpass.color_count].attachment;
3945             cmd->state.attachments[a] = resolve_view;
3946          }
3947       }
3948    }
3949 
3950    if (unlikely(cmd->device->instance->debug_flags & TU_DEBUG_DYNAMIC)) {
3951       const VkRenderingSelfDependencyInfoMESA *self_dependency =
3952          vk_find_struct_const(pRenderingInfo->pNext, RENDERING_SELF_DEPENDENCY_INFO_MESA);
3953       if (self_dependency &&
3954           (self_dependency->colorSelfDependencies ||
3955            self_dependency->depthSelfDependency ||
3956            self_dependency->stencilSelfDependency)) {
3957          /* Mesa's renderpass emulation requires us to use normal attachments
3958           * for input attachments, and currently doesn't try to keep track of
3959           * which color/depth attachment an input attachment corresponds to.
3960           * So when there's a self-dependency, we have to use sysmem.
3961           */
3962          cmd->state.rp.disable_gmem = true;
3963       }
3964    }
3965 
3966    tu_choose_gmem_layout(cmd);
3967 
3968    cmd->state.renderpass_cache.pending_flush_bits =
3969       cmd->state.cache.pending_flush_bits;
3970    cmd->state.renderpass_cache.flush_bits = 0;
3971 
3972    bool resuming = pRenderingInfo->flags & VK_RENDERING_RESUMING_BIT;
3973    bool suspending = pRenderingInfo->flags & VK_RENDERING_SUSPENDING_BIT;
3974    cmd->state.suspending = suspending;
3975    cmd->state.resuming = resuming;
3976 
3977    /* We can't track LRZ across command buffer boundaries, so we have to
3978     * disable LRZ when resuming/suspending unless we can track on the GPU.
3979     */
3980    if ((resuming || suspending) &&
3981        !cmd->device->physical_device->info->a6xx.has_lrz_dir_tracking) {
3982       cmd->state.lrz.valid = false;
3983    } else {
3984       if (resuming)
3985          tu_lrz_begin_resumed_renderpass(cmd, clear_values);
3986       else
3987          tu_lrz_begin_renderpass(cmd, clear_values);
3988    }
3989 
3990 
3991    if (suspending) {
3992       cmd->state.suspended_pass.pass = cmd->state.pass;
3993       cmd->state.suspended_pass.subpass = cmd->state.subpass;
3994       cmd->state.suspended_pass.framebuffer = cmd->state.framebuffer;
3995       cmd->state.suspended_pass.render_area = cmd->state.render_area;
3996       cmd->state.suspended_pass.attachments = cmd->state.attachments;
3997       cmd->state.suspended_pass.gmem_layout = cmd->state.gmem_layout;
3998    }
3999 
4000    if (!resuming) {
4001       trace_start_render_pass(&cmd->trace, &cmd->cs);
4002    }
4003 
4004    if (!resuming || cmd->state.suspend_resume == SR_NONE) {
4005       cmd->trace_renderpass_start = u_trace_end_iterator(&cmd->trace);
4006    }
4007 
4008    if (!resuming) {
4009       tu_emit_renderpass_begin(cmd, clear_values);
4010       tu_emit_subpass_begin(cmd);
4011    }
4012 
4013    if (suspending && !resuming) {
4014       /* entering a chain */
4015       switch (cmd->state.suspend_resume) {
4016       case SR_NONE:
4017          cmd->state.suspend_resume = SR_IN_CHAIN;
4018          break;
4019       case SR_AFTER_PRE_CHAIN:
4020          cmd->state.suspend_resume = SR_IN_CHAIN_AFTER_PRE_CHAIN;
4021          break;
4022       case SR_IN_PRE_CHAIN:
4023       case SR_IN_CHAIN:
4024       case SR_IN_CHAIN_AFTER_PRE_CHAIN:
4025          unreachable("suspending render pass not followed by resuming pass");
4026          break;
4027       }
4028    }
4029 
4030    if (resuming && cmd->state.suspend_resume == SR_NONE)
4031       cmd->state.suspend_resume = SR_IN_PRE_CHAIN;
4032 }
4033 
4034 VKAPI_ATTR void VKAPI_CALL
tu_CmdNextSubpass2(VkCommandBuffer commandBuffer,const VkSubpassBeginInfo * pSubpassBeginInfo,const VkSubpassEndInfo * pSubpassEndInfo)4035 tu_CmdNextSubpass2(VkCommandBuffer commandBuffer,
4036                    const VkSubpassBeginInfo *pSubpassBeginInfo,
4037                    const VkSubpassEndInfo *pSubpassEndInfo)
4038 {
4039    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
4040 
4041    if (unlikely(cmd->device->instance->debug_flags & TU_DEBUG_DYNAMIC)) {
4042       vk_common_CmdNextSubpass2(commandBuffer, pSubpassBeginInfo,
4043                                 pSubpassEndInfo);
4044       return;
4045    }
4046 
4047    const struct tu_render_pass *pass = cmd->state.pass;
4048    struct tu_cs *cs = &cmd->draw_cs;
4049    const struct tu_subpass *last_subpass = cmd->state.subpass;
4050 
4051    const struct tu_subpass *subpass = cmd->state.subpass++;
4052 
4053    /* Track LRZ valid state
4054     *
4055     * TODO: Improve this tracking for keeping the state of the past depth/stencil images,
4056     * so if they become active again, we reuse its old state.
4057     */
4058    if (last_subpass->depth_stencil_attachment.attachment != subpass->depth_stencil_attachment.attachment) {
4059       cmd->state.lrz.valid = false;
4060       cmd->state.dirty |= TU_CMD_DIRTY_LRZ;
4061    }
4062 
4063    tu_cond_exec_start(cs, CP_COND_EXEC_0_RENDER_MODE_GMEM);
4064 
4065    if (subpass->resolve_attachments) {
4066       tu6_emit_blit_scissor(cmd, cs, true);
4067 
4068       for (unsigned i = 0; i < subpass->resolve_count; i++) {
4069          uint32_t a = subpass->resolve_attachments[i].attachment;
4070          if (a == VK_ATTACHMENT_UNUSED)
4071             continue;
4072 
4073          uint32_t gmem_a = tu_subpass_get_attachment_to_resolve(subpass, i);
4074 
4075          tu_store_gmem_attachment(cmd, cs, a, gmem_a, false);
4076 
4077          if (!pass->attachments[a].gmem)
4078             continue;
4079 
4080          /* check if the resolved attachment is needed by later subpasses,
4081           * if it is, should be doing a GMEM->GMEM resolve instead of GMEM->MEM->GMEM..
4082           */
4083          perf_debug(cmd->device, "TODO: missing GMEM->GMEM resolve path\n");
4084          tu_load_gmem_attachment(cmd, cs, a, false, true);
4085       }
4086    }
4087 
4088    tu_cond_exec_end(cs);
4089 
4090    tu_cond_exec_start(cs, CP_COND_EXEC_0_RENDER_MODE_SYSMEM);
4091 
4092    tu6_emit_sysmem_resolves(cmd, cs, subpass);
4093 
4094    tu_cond_exec_end(cs);
4095 
4096    /* Handle dependencies for the next subpass */
4097    tu_subpass_barrier(cmd, &cmd->state.subpass->start_barrier, false);
4098 
4099    if (cmd->state.subpass->feedback_invalidate)
4100       cmd->state.renderpass_cache.flush_bits |= TU_CMD_FLAG_CACHE_INVALIDATE;
4101 
4102    tu_emit_subpass_begin(cmd);
4103 }
4104 
4105 static uint32_t
tu6_user_consts_size(const struct tu_pipeline * pipeline,gl_shader_stage type)4106 tu6_user_consts_size(const struct tu_pipeline *pipeline,
4107                      gl_shader_stage type)
4108 {
4109    const struct tu_program_descriptor_linkage *link =
4110       &pipeline->program.link[type];
4111    uint32_t dwords = 0;
4112 
4113    if (link->push_consts.dwords > 0) {
4114       unsigned num_units = link->push_consts.dwords;
4115       dwords += 4 + num_units;
4116    }
4117 
4118    return dwords;
4119 }
4120 
4121 static void
tu6_emit_user_consts(struct tu_cs * cs,const struct tu_pipeline * pipeline,gl_shader_stage type,uint32_t * push_constants)4122 tu6_emit_user_consts(struct tu_cs *cs,
4123                      const struct tu_pipeline *pipeline,
4124                      gl_shader_stage type,
4125                      uint32_t *push_constants)
4126 {
4127    const struct tu_program_descriptor_linkage *link =
4128       &pipeline->program.link[type];
4129 
4130    if (link->push_consts.dwords > 0) {
4131       unsigned num_units = link->push_consts.dwords;
4132       unsigned offset = link->push_consts.lo;
4133 
4134       /* DST_OFF and NUM_UNIT requires vec4 units */
4135       tu_cs_emit_pkt7(cs, tu6_stage2opcode(type), 3 + num_units);
4136       tu_cs_emit(cs, CP_LOAD_STATE6_0_DST_OFF(offset / 4) |
4137             CP_LOAD_STATE6_0_STATE_TYPE(ST6_CONSTANTS) |
4138             CP_LOAD_STATE6_0_STATE_SRC(SS6_DIRECT) |
4139             CP_LOAD_STATE6_0_STATE_BLOCK(tu6_stage2shadersb(type)) |
4140             CP_LOAD_STATE6_0_NUM_UNIT(num_units / 4));
4141       tu_cs_emit(cs, 0);
4142       tu_cs_emit(cs, 0);
4143       for (unsigned i = 0; i < num_units; i++)
4144          tu_cs_emit(cs, push_constants[i + offset]);
4145    }
4146 }
4147 
4148 static void
tu6_emit_shared_consts(struct tu_cs * cs,const struct tu_pipeline * pipeline,uint32_t * push_constants,bool compute)4149 tu6_emit_shared_consts(struct tu_cs *cs,
4150                        const struct tu_pipeline *pipeline,
4151                        uint32_t *push_constants,
4152                        bool compute)
4153 {
4154    if (pipeline->shared_consts.dwords > 0) {
4155       /* Offset and num_units for shared consts are in units of dwords. */
4156       unsigned num_units = pipeline->shared_consts.dwords;
4157       unsigned offset = pipeline->shared_consts.lo;
4158 
4159       enum a6xx_state_type st = compute ? ST6_UBO : ST6_CONSTANTS;
4160       uint32_t cp_load_state = compute ? CP_LOAD_STATE6_FRAG : CP_LOAD_STATE6;
4161 
4162       tu_cs_emit_pkt7(cs, cp_load_state, 3 + num_units);
4163       tu_cs_emit(cs, CP_LOAD_STATE6_0_DST_OFF(offset) |
4164             CP_LOAD_STATE6_0_STATE_TYPE(st) |
4165             CP_LOAD_STATE6_0_STATE_SRC(SS6_DIRECT) |
4166             CP_LOAD_STATE6_0_STATE_BLOCK(SB6_IBO) |
4167             CP_LOAD_STATE6_0_NUM_UNIT(num_units));
4168       tu_cs_emit(cs, 0);
4169       tu_cs_emit(cs, 0);
4170 
4171       for (unsigned i = 0; i < num_units; i++)
4172          tu_cs_emit(cs, push_constants[i + offset]);
4173    }
4174 }
4175 
4176 static uint32_t
tu6_const_size(struct tu_cmd_buffer * cmd,const struct tu_pipeline * pipeline,bool compute)4177 tu6_const_size(struct tu_cmd_buffer *cmd,
4178                const struct tu_pipeline *pipeline,
4179                bool compute)
4180 {
4181    uint32_t dwords = 0;
4182 
4183    if (pipeline->shared_consts.dwords > 0) {
4184       dwords = pipeline->shared_consts.dwords + 4;
4185    } else {
4186       if (compute) {
4187          dwords = tu6_user_consts_size(pipeline, MESA_SHADER_COMPUTE);
4188       } else {
4189          for (uint32_t type = MESA_SHADER_VERTEX; type <= MESA_SHADER_FRAGMENT; type++)
4190             dwords += tu6_user_consts_size(pipeline, type);
4191       }
4192    }
4193 
4194    return dwords;
4195 }
4196 
4197 static struct tu_draw_state
tu6_emit_consts(struct tu_cmd_buffer * cmd,const struct tu_pipeline * pipeline,bool compute)4198 tu6_emit_consts(struct tu_cmd_buffer *cmd,
4199                 const struct tu_pipeline *pipeline,
4200                 bool compute)
4201 {
4202    uint32_t dwords = 0;
4203 
4204    dwords = tu6_const_size(cmd, pipeline, compute);
4205 
4206    if (dwords == 0)
4207       return (struct tu_draw_state) {};
4208 
4209    struct tu_cs cs;
4210    tu_cs_begin_sub_stream(&cmd->sub_cs, dwords, &cs);
4211 
4212    if (pipeline->shared_consts.dwords > 0) {
4213       tu6_emit_shared_consts(&cs, pipeline, cmd->push_constants, compute);
4214 
4215       for (uint32_t i = 0; i < ARRAY_SIZE(pipeline->program.link); i++) {
4216          const struct tu_program_descriptor_linkage *link =
4217             &pipeline->program.link[i];
4218          assert(!link->push_consts.dwords);
4219       }
4220    } else {
4221       if (compute) {
4222          tu6_emit_user_consts(&cs, pipeline, MESA_SHADER_COMPUTE, cmd->push_constants);
4223       } else {
4224          for (uint32_t type = MESA_SHADER_VERTEX; type <= MESA_SHADER_FRAGMENT; type++)
4225             tu6_emit_user_consts(&cs, pipeline, type, cmd->push_constants);
4226       }
4227    }
4228 
4229    return tu_cs_end_draw_state(&cmd->sub_cs, &cs);
4230 }
4231 
4232 static bool
tu6_writes_depth(struct tu_cmd_buffer * cmd,bool depth_test_enable)4233 tu6_writes_depth(struct tu_cmd_buffer *cmd, bool depth_test_enable)
4234 {
4235    bool depth_write_enable =
4236       cmd->state.rb_depth_cntl & A6XX_RB_DEPTH_CNTL_Z_WRITE_ENABLE;
4237 
4238    VkCompareOp depth_compare_op =
4239       (cmd->state.rb_depth_cntl & A6XX_RB_DEPTH_CNTL_ZFUNC__MASK) >> A6XX_RB_DEPTH_CNTL_ZFUNC__SHIFT;
4240 
4241    bool depth_compare_op_writes = depth_compare_op != VK_COMPARE_OP_NEVER;
4242 
4243    return depth_test_enable && depth_write_enable && depth_compare_op_writes;
4244 }
4245 
4246 static bool
tu6_writes_stencil(struct tu_cmd_buffer * cmd)4247 tu6_writes_stencil(struct tu_cmd_buffer *cmd)
4248 {
4249    bool stencil_test_enable =
4250       cmd->state.rb_stencil_cntl & A6XX_RB_STENCIL_CONTROL_STENCIL_ENABLE;
4251 
4252    bool stencil_front_writemask =
4253       (cmd->state.pipeline->dynamic_state_mask & BIT(VK_DYNAMIC_STATE_STENCIL_WRITE_MASK)) ?
4254       (cmd->state.dynamic_stencil_wrmask & 0xff) :
4255       (cmd->state.pipeline->stencil_wrmask & 0xff);
4256 
4257    bool stencil_back_writemask =
4258       (cmd->state.pipeline->dynamic_state_mask & BIT(VK_DYNAMIC_STATE_STENCIL_WRITE_MASK)) ?
4259       ((cmd->state.dynamic_stencil_wrmask & 0xff00) >> 8) :
4260       (cmd->state.pipeline->stencil_wrmask & 0xff00) >> 8;
4261 
4262    VkStencilOp front_fail_op =
4263       (cmd->state.rb_stencil_cntl & A6XX_RB_STENCIL_CONTROL_FAIL__MASK) >> A6XX_RB_STENCIL_CONTROL_FAIL__SHIFT;
4264    VkStencilOp front_pass_op =
4265       (cmd->state.rb_stencil_cntl & A6XX_RB_STENCIL_CONTROL_ZPASS__MASK) >> A6XX_RB_STENCIL_CONTROL_ZPASS__SHIFT;
4266    VkStencilOp front_depth_fail_op =
4267       (cmd->state.rb_stencil_cntl & A6XX_RB_STENCIL_CONTROL_ZFAIL__MASK) >> A6XX_RB_STENCIL_CONTROL_ZFAIL__SHIFT;
4268    VkStencilOp back_fail_op =
4269       (cmd->state.rb_stencil_cntl & A6XX_RB_STENCIL_CONTROL_FAIL_BF__MASK) >> A6XX_RB_STENCIL_CONTROL_FAIL_BF__SHIFT;
4270    VkStencilOp back_pass_op =
4271       (cmd->state.rb_stencil_cntl & A6XX_RB_STENCIL_CONTROL_ZPASS_BF__MASK) >> A6XX_RB_STENCIL_CONTROL_ZPASS_BF__SHIFT;
4272    VkStencilOp back_depth_fail_op =
4273       (cmd->state.rb_stencil_cntl & A6XX_RB_STENCIL_CONTROL_ZFAIL_BF__MASK) >> A6XX_RB_STENCIL_CONTROL_ZFAIL_BF__SHIFT;
4274 
4275    bool stencil_front_op_writes =
4276       front_pass_op != VK_STENCIL_OP_KEEP ||
4277       front_fail_op != VK_STENCIL_OP_KEEP ||
4278       front_depth_fail_op != VK_STENCIL_OP_KEEP;
4279 
4280    bool stencil_back_op_writes =
4281       back_pass_op != VK_STENCIL_OP_KEEP ||
4282       back_fail_op != VK_STENCIL_OP_KEEP ||
4283       back_depth_fail_op != VK_STENCIL_OP_KEEP;
4284 
4285    return stencil_test_enable &&
4286       ((stencil_front_writemask && stencil_front_op_writes) ||
4287        (stencil_back_writemask && stencil_back_op_writes));
4288 }
4289 
4290 static void
tu6_build_depth_plane_z_mode(struct tu_cmd_buffer * cmd,struct tu_cs * cs)4291 tu6_build_depth_plane_z_mode(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
4292 {
4293    enum a6xx_ztest_mode zmode = A6XX_EARLY_Z;
4294    bool depth_test_enable = cmd->state.rb_depth_cntl & A6XX_RB_DEPTH_CNTL_Z_TEST_ENABLE;
4295    bool depth_write = tu6_writes_depth(cmd, depth_test_enable);
4296    bool stencil_write = tu6_writes_stencil(cmd);
4297 
4298    if ((cmd->state.pipeline->lrz.fs_has_kill ||
4299         cmd->state.pipeline->subpass_feedback_loop_ds) &&
4300        (depth_write || stencil_write)) {
4301       zmode = (cmd->state.lrz.valid && cmd->state.lrz.enabled)
4302                  ? A6XX_EARLY_LRZ_LATE_Z
4303                  : A6XX_LATE_Z;
4304    }
4305 
4306    if (cmd->state.pipeline->lrz.force_late_z || !depth_test_enable)
4307       zmode = A6XX_LATE_Z;
4308 
4309    /* User defined early tests take precedence above all else */
4310    if (cmd->state.pipeline->lrz.early_fragment_tests)
4311       zmode = A6XX_EARLY_Z;
4312 
4313    tu_cs_emit_pkt4(cs, REG_A6XX_GRAS_SU_DEPTH_PLANE_CNTL, 1);
4314    tu_cs_emit(cs, A6XX_GRAS_SU_DEPTH_PLANE_CNTL_Z_MODE(zmode));
4315 
4316    tu_cs_emit_pkt4(cs, REG_A6XX_RB_DEPTH_PLANE_CNTL, 1);
4317    tu_cs_emit(cs, A6XX_RB_DEPTH_PLANE_CNTL_Z_MODE(zmode));
4318 }
4319 
4320 static void
tu6_emit_blend(struct tu_cs * cs,struct tu_cmd_buffer * cmd)4321 tu6_emit_blend(struct tu_cs *cs, struct tu_cmd_buffer *cmd)
4322 {
4323    struct tu_pipeline *pipeline = cmd->state.pipeline;
4324    uint32_t color_write_enable = cmd->state.pipeline_color_write_enable;
4325 
4326    if (pipeline->dynamic_state_mask &
4327        BIT(TU_DYNAMIC_STATE_COLOR_WRITE_ENABLE))
4328       color_write_enable &= cmd->state.color_write_enable;
4329 
4330    for (unsigned i = 0; i < pipeline->num_rts; i++) {
4331       tu_cs_emit_pkt4(cs, REG_A6XX_RB_MRT_CONTROL(i), 2);
4332       if (color_write_enable & BIT(i)) {
4333          tu_cs_emit(cs, cmd->state.rb_mrt_control[i] |
4334                         ((cmd->state.logic_op_enabled ?
4335                           cmd->state.rb_mrt_control_rop : 0) &
4336                          ~pipeline->rb_mrt_control_mask));
4337          tu_cs_emit(cs, cmd->state.rb_mrt_blend_control[i]);
4338       } else {
4339          tu_cs_emit(cs, 0);
4340          tu_cs_emit(cs, 0);
4341       }
4342    }
4343 
4344    uint32_t blend_enable_mask = color_write_enable;
4345    if (!(cmd->state.logic_op_enabled && cmd->state.rop_reads_dst))
4346       blend_enable_mask &= cmd->state.pipeline_blend_enable;
4347 
4348    tu_cs_emit_pkt4(cs, REG_A6XX_SP_BLEND_CNTL, 1);
4349    tu_cs_emit(cs, cmd->state.sp_blend_cntl |
4350                   (A6XX_SP_BLEND_CNTL_ENABLE_BLEND(blend_enable_mask) &
4351                    ~pipeline->sp_blend_cntl_mask));
4352 
4353    tu_cs_emit_pkt4(cs, REG_A6XX_RB_BLEND_CNTL, 1);
4354    tu_cs_emit(cs, cmd->state.rb_blend_cntl |
4355                   (A6XX_RB_BLEND_CNTL_ENABLE_BLEND(blend_enable_mask) &
4356                    ~pipeline->rb_blend_cntl_mask));
4357 }
4358 
4359 static VkResult
tu6_draw_common(struct tu_cmd_buffer * cmd,struct tu_cs * cs,bool indexed,uint32_t draw_count)4360 tu6_draw_common(struct tu_cmd_buffer *cmd,
4361                 struct tu_cs *cs,
4362                 bool indexed,
4363                 /* note: draw_count is 0 for indirect */
4364                 uint32_t draw_count)
4365 {
4366    const struct tu_pipeline *pipeline = cmd->state.pipeline;
4367 
4368    /* Fill draw stats for autotuner */
4369    cmd->state.rp.drawcall_count++;
4370 
4371    cmd->state.rp.drawcall_bandwidth_per_sample_sum +=
4372       cmd->state.pipeline->color_bandwidth_per_sample;
4373 
4374    /* add depth memory bandwidth cost */
4375    const uint32_t depth_bandwidth = cmd->state.pipeline->depth_cpp_per_sample;
4376    if (cmd->state.rb_depth_cntl & A6XX_RB_DEPTH_CNTL_Z_WRITE_ENABLE)
4377       cmd->state.rp.drawcall_bandwidth_per_sample_sum += depth_bandwidth;
4378    if (cmd->state.rb_depth_cntl & A6XX_RB_DEPTH_CNTL_Z_TEST_ENABLE)
4379       cmd->state.rp.drawcall_bandwidth_per_sample_sum += depth_bandwidth;
4380 
4381    /* add stencil memory bandwidth cost */
4382    const uint32_t stencil_bandwidth =
4383       cmd->state.pipeline->stencil_cpp_per_sample;
4384    if (cmd->state.rb_stencil_cntl & A6XX_RB_STENCIL_CONTROL_STENCIL_ENABLE)
4385       cmd->state.rp.drawcall_bandwidth_per_sample_sum += stencil_bandwidth * 2;
4386 
4387    tu_emit_cache_flush_renderpass(cmd, cs);
4388 
4389    bool primitive_restart_enabled = pipeline->ia.primitive_restart;
4390    if (pipeline->dynamic_state_mask & BIT(TU_DYNAMIC_STATE_PRIMITIVE_RESTART_ENABLE))
4391       primitive_restart_enabled = cmd->state.primitive_restart_enable;
4392 
4393    tu_cs_emit_regs(cs, A6XX_PC_PRIMITIVE_CNTL_0(
4394          .primitive_restart =
4395                primitive_restart_enabled && indexed,
4396          .provoking_vtx_last = pipeline->provoking_vertex_last,
4397          .tess_upper_left_domain_origin =
4398                pipeline->tess.upper_left_domain_origin));
4399 
4400    /* Early exit if there is nothing to emit, saves CPU cycles */
4401    if (!(cmd->state.dirty & ~TU_CMD_DIRTY_COMPUTE_DESC_SETS_LOAD))
4402       return VK_SUCCESS;
4403 
4404    bool dirty_lrz =
4405       cmd->state.dirty & (TU_CMD_DIRTY_LRZ | TU_CMD_DIRTY_RB_DEPTH_CNTL |
4406                           TU_CMD_DIRTY_RB_STENCIL_CNTL | TU_CMD_DIRTY_BLEND);
4407 
4408    if (dirty_lrz) {
4409       struct tu_cs cs;
4410       uint32_t size = cmd->device->physical_device->info->a6xx.lrz_track_quirk ? 10 : 8;
4411 
4412       cmd->state.lrz_and_depth_plane_state =
4413          tu_cs_draw_state(&cmd->sub_cs, &cs, size);
4414       tu6_emit_lrz(cmd, &cs);
4415       tu6_build_depth_plane_z_mode(cmd, &cs);
4416    }
4417 
4418    if (cmd->state.dirty & TU_CMD_DIRTY_RASTERIZER_DISCARD) {
4419       struct tu_cs cs = tu_cmd_dynamic_state(cmd, TU_DYNAMIC_STATE_RASTERIZER_DISCARD, 4);
4420       tu_cs_emit_regs(&cs, A6XX_PC_RASTER_CNTL(.dword = cmd->state.pc_raster_cntl));
4421       tu_cs_emit_regs(&cs, A6XX_VPC_UNKNOWN_9107(.dword = cmd->state.vpc_unknown_9107));
4422    }
4423 
4424    if (cmd->state.dirty & TU_CMD_DIRTY_GRAS_SU_CNTL) {
4425       struct tu_cs cs = tu_cmd_dynamic_state(cmd, TU_DYNAMIC_STATE_GRAS_SU_CNTL, 2);
4426       tu_cs_emit_regs(&cs, A6XX_GRAS_SU_CNTL(.dword = cmd->state.gras_su_cntl));
4427    }
4428 
4429    if (cmd->state.dirty & TU_CMD_DIRTY_RB_DEPTH_CNTL) {
4430       struct tu_cs cs = tu_cmd_dynamic_state(cmd, TU_DYNAMIC_STATE_RB_DEPTH_CNTL, 2);
4431       uint32_t rb_depth_cntl = cmd->state.rb_depth_cntl;
4432 
4433       if ((rb_depth_cntl & A6XX_RB_DEPTH_CNTL_Z_TEST_ENABLE) ||
4434           (rb_depth_cntl & A6XX_RB_DEPTH_CNTL_Z_BOUNDS_ENABLE))
4435          rb_depth_cntl |= A6XX_RB_DEPTH_CNTL_Z_READ_ENABLE;
4436 
4437       if ((rb_depth_cntl & A6XX_RB_DEPTH_CNTL_Z_BOUNDS_ENABLE) &&
4438           !(rb_depth_cntl & A6XX_RB_DEPTH_CNTL_Z_TEST_ENABLE))
4439          tu6_apply_depth_bounds_workaround(cmd->device, &rb_depth_cntl);
4440 
4441       if (pipeline->rb_depth_cntl_disable)
4442          rb_depth_cntl = 0;
4443 
4444       tu_cs_emit_regs(&cs, A6XX_RB_DEPTH_CNTL(.dword = rb_depth_cntl));
4445    }
4446 
4447    if (cmd->state.dirty & TU_CMD_DIRTY_RB_STENCIL_CNTL) {
4448       struct tu_cs cs = tu_cmd_dynamic_state(cmd, TU_DYNAMIC_STATE_RB_STENCIL_CNTL, 2);
4449       tu_cs_emit_regs(&cs, A6XX_RB_STENCIL_CONTROL(.dword = cmd->state.rb_stencil_cntl));
4450    }
4451 
4452    if (cmd->state.dirty & TU_CMD_DIRTY_SHADER_CONSTS)
4453       cmd->state.shader_const = tu6_emit_consts(cmd, pipeline, false);
4454 
4455    if (cmd->state.dirty & TU_CMD_DIRTY_VIEWPORTS) {
4456       struct tu_cs cs = tu_cmd_dynamic_state(cmd, VK_DYNAMIC_STATE_VIEWPORT, 8 + 10 * cmd->state.max_viewport);
4457       tu6_emit_viewport(&cs, cmd->state.viewport, cmd->state.max_viewport,
4458                         pipeline->z_negative_one_to_one);
4459    }
4460 
4461    if (cmd->state.dirty & TU_CMD_DIRTY_BLEND) {
4462       struct tu_cs cs = tu_cmd_dynamic_state(cmd, TU_DYNAMIC_STATE_BLEND,
4463                                              4 + 3 * cmd->state.pipeline->num_rts);
4464       tu6_emit_blend(&cs, cmd);
4465    }
4466 
4467    /* for the first draw in a renderpass, re-emit all the draw states
4468     *
4469     * and if a draw-state disabling path (CmdClearAttachments 3D fallback) was
4470     * used, then draw states must be re-emitted. note however this only happens
4471     * in the sysmem path, so this can be skipped this for the gmem path (TODO)
4472     *
4473     * the two input attachment states are excluded because secondary command
4474     * buffer doesn't have a state ib to restore it, and not re-emitting them
4475     * is OK since CmdClearAttachments won't disable/overwrite them
4476     */
4477    if (cmd->state.dirty & TU_CMD_DIRTY_DRAW_STATE) {
4478       tu_cs_emit_pkt7(cs, CP_SET_DRAW_STATE, 3 * (TU_DRAW_STATE_COUNT - 2));
4479 
4480       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PROGRAM_CONFIG, pipeline->program.config_state);
4481       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PROGRAM, pipeline->program.state);
4482       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PROGRAM_BINNING, pipeline->program.binning_state);
4483       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_VI, pipeline->vi.state);
4484       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_VI_BINNING, pipeline->vi.binning_state);
4485       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_RAST, pipeline->rast_state);
4486       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PRIM_MODE_SYSMEM, pipeline->prim_order_state_sysmem);
4487       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_PRIM_MODE_GMEM, pipeline->prim_order_state_gmem);
4488       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_CONST, cmd->state.shader_const);
4489       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_DESC_SETS, cmd->state.desc_sets);
4490       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_DESC_SETS_LOAD, pipeline->load_state);
4491       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_VB, cmd->state.vertex_buffers);
4492       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_VS_PARAMS, cmd->state.vs_params);
4493       tu_cs_emit_draw_state(cs, TU_DRAW_STATE_LRZ_AND_DEPTH_PLANE, cmd->state.lrz_and_depth_plane_state);
4494 
4495       for (uint32_t i = 0; i < ARRAY_SIZE(cmd->state.dynamic_state); i++) {
4496          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_DYNAMIC + i,
4497                                ((pipeline->dynamic_state_mask & BIT(i)) ?
4498                                 cmd->state.dynamic_state[i] :
4499                                 pipeline->dynamic_state[i]));
4500       }
4501    } else {
4502       /* emit draw states that were just updated
4503        * note we eventually don't want to have to emit anything here
4504        */
4505       bool emit_binding_stride = false, emit_blend = false;
4506       uint32_t draw_state_count =
4507          ((cmd->state.dirty & TU_CMD_DIRTY_SHADER_CONSTS) ? 1 : 0) +
4508          ((cmd->state.dirty & TU_CMD_DIRTY_DESC_SETS_LOAD) ? 1 : 0) +
4509          ((cmd->state.dirty & TU_CMD_DIRTY_VERTEX_BUFFERS) ? 1 : 0) +
4510          ((cmd->state.dirty & TU_CMD_DIRTY_VS_PARAMS) ? 1 : 0) +
4511          (dirty_lrz ? 1 : 0);
4512 
4513       if ((cmd->state.dirty & TU_CMD_DIRTY_VB_STRIDE) &&
4514           (pipeline->dynamic_state_mask & BIT(TU_DYNAMIC_STATE_VB_STRIDE))) {
4515          emit_binding_stride = true;
4516          draw_state_count += 1;
4517       }
4518 
4519       if ((cmd->state.dirty & TU_CMD_DIRTY_BLEND) &&
4520           (pipeline->dynamic_state_mask & BIT(TU_DYNAMIC_STATE_BLEND))) {
4521          emit_blend = true;
4522          draw_state_count += 1;
4523       }
4524 
4525       if (draw_state_count > 0)
4526          tu_cs_emit_pkt7(cs, CP_SET_DRAW_STATE, 3 * draw_state_count);
4527 
4528       if (cmd->state.dirty & TU_CMD_DIRTY_SHADER_CONSTS)
4529          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_CONST, cmd->state.shader_const);
4530       if (cmd->state.dirty & TU_CMD_DIRTY_DESC_SETS_LOAD)
4531          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_DESC_SETS_LOAD, pipeline->load_state);
4532       if (cmd->state.dirty & TU_CMD_DIRTY_VERTEX_BUFFERS)
4533          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_VB, cmd->state.vertex_buffers);
4534       if (emit_binding_stride) {
4535          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_DYNAMIC + TU_DYNAMIC_STATE_VB_STRIDE,
4536                                cmd->state.dynamic_state[TU_DYNAMIC_STATE_VB_STRIDE]);
4537       }
4538       if (emit_blend) {
4539          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_DYNAMIC + TU_DYNAMIC_STATE_BLEND,
4540                                cmd->state.dynamic_state[TU_DYNAMIC_STATE_BLEND]);
4541       }
4542       if (cmd->state.dirty & TU_CMD_DIRTY_VS_PARAMS)
4543          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_VS_PARAMS, cmd->state.vs_params);
4544 
4545       if (dirty_lrz) {
4546          tu_cs_emit_draw_state(cs, TU_DRAW_STATE_LRZ_AND_DEPTH_PLANE, cmd->state.lrz_and_depth_plane_state);
4547       }
4548    }
4549 
4550    tu_cs_sanity_check(cs);
4551 
4552    /* There are too many graphics dirty bits to list here, so just list the
4553     * bits to preserve instead. The only things not emitted here are
4554     * compute-related state.
4555     */
4556    cmd->state.dirty &= TU_CMD_DIRTY_COMPUTE_DESC_SETS_LOAD;
4557    return VK_SUCCESS;
4558 }
4559 
4560 static uint32_t
tu_draw_initiator(struct tu_cmd_buffer * cmd,enum pc_di_src_sel src_sel)4561 tu_draw_initiator(struct tu_cmd_buffer *cmd, enum pc_di_src_sel src_sel)
4562 {
4563    const struct tu_pipeline *pipeline = cmd->state.pipeline;
4564    enum pc_di_primtype primtype = pipeline->ia.primtype;
4565 
4566    if (pipeline->dynamic_state_mask & BIT(TU_DYNAMIC_STATE_PRIMITIVE_TOPOLOGY)) {
4567       if (primtype < DI_PT_PATCHES0) {
4568          /* If tesselation used, only VK_PRIMITIVE_TOPOLOGY_PATCH_LIST can be
4569           * set via vkCmdSetPrimitiveTopology, but primtype is already
4570           * calculated at the pipeline creation based on control points
4571           * for each patch.
4572           *
4573           * Just use the primtype as is for the case.
4574           */
4575          primtype = cmd->state.primtype;
4576       }
4577    }
4578 
4579    uint32_t initiator =
4580       CP_DRAW_INDX_OFFSET_0_PRIM_TYPE(primtype) |
4581       CP_DRAW_INDX_OFFSET_0_SOURCE_SELECT(src_sel) |
4582       CP_DRAW_INDX_OFFSET_0_INDEX_SIZE(cmd->state.index_size) |
4583       CP_DRAW_INDX_OFFSET_0_VIS_CULL(USE_VISIBILITY);
4584 
4585    if (pipeline->active_stages & VK_SHADER_STAGE_GEOMETRY_BIT)
4586       initiator |= CP_DRAW_INDX_OFFSET_0_GS_ENABLE;
4587 
4588    switch (pipeline->tess.patch_type) {
4589    case IR3_TESS_TRIANGLES:
4590       initiator |= CP_DRAW_INDX_OFFSET_0_PATCH_TYPE(TESS_TRIANGLES) |
4591                    CP_DRAW_INDX_OFFSET_0_TESS_ENABLE;
4592       break;
4593    case IR3_TESS_ISOLINES:
4594       initiator |= CP_DRAW_INDX_OFFSET_0_PATCH_TYPE(TESS_ISOLINES) |
4595                    CP_DRAW_INDX_OFFSET_0_TESS_ENABLE;
4596       break;
4597    case IR3_TESS_NONE:
4598       initiator |= CP_DRAW_INDX_OFFSET_0_PATCH_TYPE(TESS_QUADS);
4599       break;
4600    case IR3_TESS_QUADS:
4601       initiator |= CP_DRAW_INDX_OFFSET_0_PATCH_TYPE(TESS_QUADS) |
4602                    CP_DRAW_INDX_OFFSET_0_TESS_ENABLE;
4603       break;
4604    }
4605    return initiator;
4606 }
4607 
4608 
4609 static uint32_t
vs_params_offset(struct tu_cmd_buffer * cmd)4610 vs_params_offset(struct tu_cmd_buffer *cmd)
4611 {
4612    const struct tu_program_descriptor_linkage *link =
4613       &cmd->state.pipeline->program.link[MESA_SHADER_VERTEX];
4614    const struct ir3_const_state *const_state = &link->const_state;
4615 
4616    if (const_state->offsets.driver_param >= link->constlen)
4617       return 0;
4618 
4619    /* this layout is required by CP_DRAW_INDIRECT_MULTI */
4620    STATIC_ASSERT(IR3_DP_DRAWID == 0);
4621    STATIC_ASSERT(IR3_DP_VTXID_BASE == 1);
4622    STATIC_ASSERT(IR3_DP_INSTID_BASE == 2);
4623 
4624    /* 0 means disabled for CP_DRAW_INDIRECT_MULTI */
4625    assert(const_state->offsets.driver_param != 0);
4626 
4627    return const_state->offsets.driver_param;
4628 }
4629 
4630 static void
tu6_emit_empty_vs_params(struct tu_cmd_buffer * cmd)4631 tu6_emit_empty_vs_params(struct tu_cmd_buffer *cmd)
4632 {
4633    if (cmd->state.vs_params.iova) {
4634       cmd->state.vs_params = (struct tu_draw_state) {};
4635       cmd->state.dirty |= TU_CMD_DIRTY_VS_PARAMS;
4636    }
4637 }
4638 
4639 static void
tu6_emit_vs_params(struct tu_cmd_buffer * cmd,uint32_t vertex_offset,uint32_t first_instance)4640 tu6_emit_vs_params(struct tu_cmd_buffer *cmd,
4641                    uint32_t vertex_offset,
4642                    uint32_t first_instance)
4643 {
4644    /* Beside re-emitting params when they are changed, we should re-emit
4645     * them after constants are invalidated via HLSQ_INVALIDATE_CMD.
4646     */
4647    if (!(cmd->state.dirty & (TU_CMD_DIRTY_DRAW_STATE | TU_CMD_DIRTY_VS_PARAMS)) &&
4648        vertex_offset == cmd->state.last_vs_params.vertex_offset &&
4649        first_instance == cmd->state.last_vs_params.first_instance) {
4650       return;
4651    }
4652 
4653    uint32_t offset = vs_params_offset(cmd);
4654 
4655    struct tu_cs cs;
4656    VkResult result = tu_cs_begin_sub_stream(&cmd->sub_cs, 3 + (offset ? 8 : 0), &cs);
4657    if (result != VK_SUCCESS) {
4658       cmd->record_result = result;
4659       return;
4660    }
4661 
4662    tu_cs_emit_regs(&cs,
4663                    A6XX_VFD_INDEX_OFFSET(vertex_offset),
4664                    A6XX_VFD_INSTANCE_START_OFFSET(first_instance));
4665 
4666    if (offset) {
4667       tu_cs_emit_pkt7(&cs, CP_LOAD_STATE6_GEOM, 3 + 4);
4668       tu_cs_emit(&cs, CP_LOAD_STATE6_0_DST_OFF(offset) |
4669             CP_LOAD_STATE6_0_STATE_TYPE(ST6_CONSTANTS) |
4670             CP_LOAD_STATE6_0_STATE_SRC(SS6_DIRECT) |
4671             CP_LOAD_STATE6_0_STATE_BLOCK(SB6_VS_SHADER) |
4672             CP_LOAD_STATE6_0_NUM_UNIT(1));
4673       tu_cs_emit(&cs, 0);
4674       tu_cs_emit(&cs, 0);
4675 
4676       tu_cs_emit(&cs, 0);
4677       tu_cs_emit(&cs, vertex_offset);
4678       tu_cs_emit(&cs, first_instance);
4679       tu_cs_emit(&cs, 0);
4680    }
4681 
4682    cmd->state.last_vs_params.vertex_offset = vertex_offset;
4683    cmd->state.last_vs_params.first_instance = first_instance;
4684 
4685    struct tu_cs_entry entry = tu_cs_end_sub_stream(&cmd->sub_cs, &cs);
4686    cmd->state.vs_params = (struct tu_draw_state) {entry.bo->iova + entry.offset, entry.size / 4};
4687 
4688    cmd->state.dirty |= TU_CMD_DIRTY_VS_PARAMS;
4689 }
4690 
4691 VKAPI_ATTR void VKAPI_CALL
tu_CmdDraw(VkCommandBuffer commandBuffer,uint32_t vertexCount,uint32_t instanceCount,uint32_t firstVertex,uint32_t firstInstance)4692 tu_CmdDraw(VkCommandBuffer commandBuffer,
4693            uint32_t vertexCount,
4694            uint32_t instanceCount,
4695            uint32_t firstVertex,
4696            uint32_t firstInstance)
4697 {
4698    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
4699    struct tu_cs *cs = &cmd->draw_cs;
4700 
4701    tu6_emit_vs_params(cmd, firstVertex, firstInstance);
4702 
4703    tu6_draw_common(cmd, cs, false, vertexCount);
4704 
4705    tu_cs_emit_pkt7(cs, CP_DRAW_INDX_OFFSET, 3);
4706    tu_cs_emit(cs, tu_draw_initiator(cmd, DI_SRC_SEL_AUTO_INDEX));
4707    tu_cs_emit(cs, instanceCount);
4708    tu_cs_emit(cs, vertexCount);
4709 }
4710 
4711 VKAPI_ATTR void VKAPI_CALL
tu_CmdDrawIndexed(VkCommandBuffer commandBuffer,uint32_t indexCount,uint32_t instanceCount,uint32_t firstIndex,int32_t vertexOffset,uint32_t firstInstance)4712 tu_CmdDrawIndexed(VkCommandBuffer commandBuffer,
4713                   uint32_t indexCount,
4714                   uint32_t instanceCount,
4715                   uint32_t firstIndex,
4716                   int32_t vertexOffset,
4717                   uint32_t firstInstance)
4718 {
4719    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
4720    struct tu_cs *cs = &cmd->draw_cs;
4721 
4722    tu6_emit_vs_params(cmd, vertexOffset, firstInstance);
4723 
4724    tu6_draw_common(cmd, cs, true, indexCount);
4725 
4726    tu_cs_emit_pkt7(cs, CP_DRAW_INDX_OFFSET, 7);
4727    tu_cs_emit(cs, tu_draw_initiator(cmd, DI_SRC_SEL_DMA));
4728    tu_cs_emit(cs, instanceCount);
4729    tu_cs_emit(cs, indexCount);
4730    tu_cs_emit(cs, firstIndex);
4731    tu_cs_emit_qw(cs, cmd->state.index_va);
4732    tu_cs_emit(cs, cmd->state.max_index_count);
4733 }
4734 
4735 /* Various firmware bugs/inconsistencies mean that some indirect draw opcodes
4736  * do not wait for WFI's to complete before executing. Add a WAIT_FOR_ME if
4737  * pending for these opcodes. This may result in a few extra WAIT_FOR_ME's
4738  * with these opcodes, but the alternative would add unnecessary WAIT_FOR_ME's
4739  * before draw opcodes that don't need it.
4740  */
4741 static void
draw_wfm(struct tu_cmd_buffer * cmd)4742 draw_wfm(struct tu_cmd_buffer *cmd)
4743 {
4744    cmd->state.renderpass_cache.flush_bits |=
4745       cmd->state.renderpass_cache.pending_flush_bits & TU_CMD_FLAG_WAIT_FOR_ME;
4746    cmd->state.renderpass_cache.pending_flush_bits &= ~TU_CMD_FLAG_WAIT_FOR_ME;
4747 }
4748 
4749 VKAPI_ATTR void VKAPI_CALL
tu_CmdDrawIndirect(VkCommandBuffer commandBuffer,VkBuffer _buffer,VkDeviceSize offset,uint32_t drawCount,uint32_t stride)4750 tu_CmdDrawIndirect(VkCommandBuffer commandBuffer,
4751                    VkBuffer _buffer,
4752                    VkDeviceSize offset,
4753                    uint32_t drawCount,
4754                    uint32_t stride)
4755 {
4756    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
4757    TU_FROM_HANDLE(tu_buffer, buf, _buffer);
4758    struct tu_cs *cs = &cmd->draw_cs;
4759 
4760    tu6_emit_empty_vs_params(cmd);
4761 
4762    if (cmd->device->physical_device->info->a6xx.indirect_draw_wfm_quirk)
4763       draw_wfm(cmd);
4764 
4765    tu6_draw_common(cmd, cs, false, 0);
4766 
4767    tu_cs_emit_pkt7(cs, CP_DRAW_INDIRECT_MULTI, 6);
4768    tu_cs_emit(cs, tu_draw_initiator(cmd, DI_SRC_SEL_AUTO_INDEX));
4769    tu_cs_emit(cs, A6XX_CP_DRAW_INDIRECT_MULTI_1_OPCODE(INDIRECT_OP_NORMAL) |
4770                   A6XX_CP_DRAW_INDIRECT_MULTI_1_DST_OFF(vs_params_offset(cmd)));
4771    tu_cs_emit(cs, drawCount);
4772    tu_cs_emit_qw(cs, buf->iova + offset);
4773    tu_cs_emit(cs, stride);
4774 }
4775 
4776 VKAPI_ATTR void VKAPI_CALL
tu_CmdDrawIndexedIndirect(VkCommandBuffer commandBuffer,VkBuffer _buffer,VkDeviceSize offset,uint32_t drawCount,uint32_t stride)4777 tu_CmdDrawIndexedIndirect(VkCommandBuffer commandBuffer,
4778                           VkBuffer _buffer,
4779                           VkDeviceSize offset,
4780                           uint32_t drawCount,
4781                           uint32_t stride)
4782 {
4783    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
4784    TU_FROM_HANDLE(tu_buffer, buf, _buffer);
4785    struct tu_cs *cs = &cmd->draw_cs;
4786 
4787    tu6_emit_empty_vs_params(cmd);
4788 
4789    if (cmd->device->physical_device->info->a6xx.indirect_draw_wfm_quirk)
4790       draw_wfm(cmd);
4791 
4792    tu6_draw_common(cmd, cs, true, 0);
4793 
4794    tu_cs_emit_pkt7(cs, CP_DRAW_INDIRECT_MULTI, 9);
4795    tu_cs_emit(cs, tu_draw_initiator(cmd, DI_SRC_SEL_DMA));
4796    tu_cs_emit(cs, A6XX_CP_DRAW_INDIRECT_MULTI_1_OPCODE(INDIRECT_OP_INDEXED) |
4797                   A6XX_CP_DRAW_INDIRECT_MULTI_1_DST_OFF(vs_params_offset(cmd)));
4798    tu_cs_emit(cs, drawCount);
4799    tu_cs_emit_qw(cs, cmd->state.index_va);
4800    tu_cs_emit(cs, cmd->state.max_index_count);
4801    tu_cs_emit_qw(cs, buf->iova + offset);
4802    tu_cs_emit(cs, stride);
4803 }
4804 
4805 VKAPI_ATTR void VKAPI_CALL
tu_CmdDrawIndirectCount(VkCommandBuffer commandBuffer,VkBuffer _buffer,VkDeviceSize offset,VkBuffer countBuffer,VkDeviceSize countBufferOffset,uint32_t drawCount,uint32_t stride)4806 tu_CmdDrawIndirectCount(VkCommandBuffer commandBuffer,
4807                         VkBuffer _buffer,
4808                         VkDeviceSize offset,
4809                         VkBuffer countBuffer,
4810                         VkDeviceSize countBufferOffset,
4811                         uint32_t drawCount,
4812                         uint32_t stride)
4813 {
4814    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
4815    TU_FROM_HANDLE(tu_buffer, buf, _buffer);
4816    TU_FROM_HANDLE(tu_buffer, count_buf, countBuffer);
4817    struct tu_cs *cs = &cmd->draw_cs;
4818 
4819    tu6_emit_empty_vs_params(cmd);
4820 
4821    /* It turns out that the firmware we have for a650 only partially fixed the
4822     * problem with CP_DRAW_INDIRECT_MULTI not waiting for WFI's to complete
4823     * before reading indirect parameters. It waits for WFI's before reading
4824     * the draw parameters, but after reading the indirect count :(.
4825     */
4826    draw_wfm(cmd);
4827 
4828    tu6_draw_common(cmd, cs, false, 0);
4829 
4830    tu_cs_emit_pkt7(cs, CP_DRAW_INDIRECT_MULTI, 8);
4831    tu_cs_emit(cs, tu_draw_initiator(cmd, DI_SRC_SEL_AUTO_INDEX));
4832    tu_cs_emit(cs, A6XX_CP_DRAW_INDIRECT_MULTI_1_OPCODE(INDIRECT_OP_INDIRECT_COUNT) |
4833                   A6XX_CP_DRAW_INDIRECT_MULTI_1_DST_OFF(vs_params_offset(cmd)));
4834    tu_cs_emit(cs, drawCount);
4835    tu_cs_emit_qw(cs, buf->iova + offset);
4836    tu_cs_emit_qw(cs, count_buf->iova + countBufferOffset);
4837    tu_cs_emit(cs, stride);
4838 }
4839 
4840 VKAPI_ATTR void VKAPI_CALL
tu_CmdDrawIndexedIndirectCount(VkCommandBuffer commandBuffer,VkBuffer _buffer,VkDeviceSize offset,VkBuffer countBuffer,VkDeviceSize countBufferOffset,uint32_t drawCount,uint32_t stride)4841 tu_CmdDrawIndexedIndirectCount(VkCommandBuffer commandBuffer,
4842                                VkBuffer _buffer,
4843                                VkDeviceSize offset,
4844                                VkBuffer countBuffer,
4845                                VkDeviceSize countBufferOffset,
4846                                uint32_t drawCount,
4847                                uint32_t stride)
4848 {
4849    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
4850    TU_FROM_HANDLE(tu_buffer, buf, _buffer);
4851    TU_FROM_HANDLE(tu_buffer, count_buf, countBuffer);
4852    struct tu_cs *cs = &cmd->draw_cs;
4853 
4854    tu6_emit_empty_vs_params(cmd);
4855 
4856    draw_wfm(cmd);
4857 
4858    tu6_draw_common(cmd, cs, true, 0);
4859 
4860    tu_cs_emit_pkt7(cs, CP_DRAW_INDIRECT_MULTI, 11);
4861    tu_cs_emit(cs, tu_draw_initiator(cmd, DI_SRC_SEL_DMA));
4862    tu_cs_emit(cs, A6XX_CP_DRAW_INDIRECT_MULTI_1_OPCODE(INDIRECT_OP_INDIRECT_COUNT_INDEXED) |
4863                   A6XX_CP_DRAW_INDIRECT_MULTI_1_DST_OFF(vs_params_offset(cmd)));
4864    tu_cs_emit(cs, drawCount);
4865    tu_cs_emit_qw(cs, cmd->state.index_va);
4866    tu_cs_emit(cs, cmd->state.max_index_count);
4867    tu_cs_emit_qw(cs, buf->iova + offset);
4868    tu_cs_emit_qw(cs, count_buf->iova + countBufferOffset);
4869    tu_cs_emit(cs, stride);
4870 }
4871 
4872 VKAPI_ATTR void VKAPI_CALL
tu_CmdDrawIndirectByteCountEXT(VkCommandBuffer commandBuffer,uint32_t instanceCount,uint32_t firstInstance,VkBuffer _counterBuffer,VkDeviceSize counterBufferOffset,uint32_t counterOffset,uint32_t vertexStride)4873 tu_CmdDrawIndirectByteCountEXT(VkCommandBuffer commandBuffer,
4874                                uint32_t instanceCount,
4875                                uint32_t firstInstance,
4876                                VkBuffer _counterBuffer,
4877                                VkDeviceSize counterBufferOffset,
4878                                uint32_t counterOffset,
4879                                uint32_t vertexStride)
4880 {
4881    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
4882    TU_FROM_HANDLE(tu_buffer, buf, _counterBuffer);
4883    struct tu_cs *cs = &cmd->draw_cs;
4884 
4885    /* All known firmware versions do not wait for WFI's with CP_DRAW_AUTO.
4886     * Plus, for the common case where the counter buffer is written by
4887     * vkCmdEndTransformFeedback, we need to wait for the CP_WAIT_MEM_WRITES to
4888     * complete which means we need a WAIT_FOR_ME anyway.
4889     */
4890    draw_wfm(cmd);
4891 
4892    tu6_emit_vs_params(cmd, 0, firstInstance);
4893 
4894    tu6_draw_common(cmd, cs, false, 0);
4895 
4896    tu_cs_emit_pkt7(cs, CP_DRAW_AUTO, 6);
4897    tu_cs_emit(cs, tu_draw_initiator(cmd, DI_SRC_SEL_AUTO_XFB));
4898    tu_cs_emit(cs, instanceCount);
4899    tu_cs_emit_qw(cs, buf->iova + counterBufferOffset);
4900    tu_cs_emit(cs, counterOffset);
4901    tu_cs_emit(cs, vertexStride);
4902 }
4903 
4904 struct tu_dispatch_info
4905 {
4906    /**
4907     * Determine the layout of the grid (in block units) to be used.
4908     */
4909    uint32_t blocks[3];
4910 
4911    /**
4912     * A starting offset for the grid. If unaligned is set, the offset
4913     * must still be aligned.
4914     */
4915    uint32_t offsets[3];
4916    /**
4917     * Whether it's an unaligned compute dispatch.
4918     */
4919    bool unaligned;
4920 
4921    /**
4922     * Indirect compute parameters resource.
4923     */
4924    struct tu_buffer *indirect;
4925    uint64_t indirect_offset;
4926 };
4927 
4928 static void
tu_emit_compute_driver_params(struct tu_cmd_buffer * cmd,struct tu_cs * cs,struct tu_pipeline * pipeline,const struct tu_dispatch_info * info)4929 tu_emit_compute_driver_params(struct tu_cmd_buffer *cmd,
4930                               struct tu_cs *cs, struct tu_pipeline *pipeline,
4931                               const struct tu_dispatch_info *info)
4932 {
4933    gl_shader_stage type = MESA_SHADER_COMPUTE;
4934    const struct tu_program_descriptor_linkage *link =
4935       &pipeline->program.link[type];
4936    const struct ir3_const_state *const_state = &link->const_state;
4937    uint32_t offset = const_state->offsets.driver_param;
4938    unsigned subgroup_size = pipeline->compute.subgroup_size;
4939    unsigned subgroup_shift = util_logbase2(subgroup_size);
4940 
4941    if (link->constlen <= offset)
4942       return;
4943 
4944    uint32_t num_consts = MIN2(const_state->num_driver_params,
4945                               (link->constlen - offset) * 4);
4946 
4947    if (!info->indirect) {
4948       uint32_t driver_params[12] = {
4949          [IR3_DP_NUM_WORK_GROUPS_X] = info->blocks[0],
4950          [IR3_DP_NUM_WORK_GROUPS_Y] = info->blocks[1],
4951          [IR3_DP_NUM_WORK_GROUPS_Z] = info->blocks[2],
4952          [IR3_DP_BASE_GROUP_X] = info->offsets[0],
4953          [IR3_DP_BASE_GROUP_Y] = info->offsets[1],
4954          [IR3_DP_BASE_GROUP_Z] = info->offsets[2],
4955          [IR3_DP_CS_SUBGROUP_SIZE] = subgroup_size,
4956          [IR3_DP_SUBGROUP_ID_SHIFT] = subgroup_shift,
4957       };
4958 
4959       assert(num_consts <= ARRAY_SIZE(driver_params));
4960 
4961       /* push constants */
4962       tu_cs_emit_pkt7(cs, tu6_stage2opcode(type), 3 + num_consts);
4963       tu_cs_emit(cs, CP_LOAD_STATE6_0_DST_OFF(offset) |
4964                  CP_LOAD_STATE6_0_STATE_TYPE(ST6_CONSTANTS) |
4965                  CP_LOAD_STATE6_0_STATE_SRC(SS6_DIRECT) |
4966                  CP_LOAD_STATE6_0_STATE_BLOCK(tu6_stage2shadersb(type)) |
4967                  CP_LOAD_STATE6_0_NUM_UNIT(num_consts / 4));
4968       tu_cs_emit(cs, 0);
4969       tu_cs_emit(cs, 0);
4970       uint32_t i;
4971       for (i = 0; i < num_consts; i++)
4972          tu_cs_emit(cs, driver_params[i]);
4973    } else if (!(info->indirect_offset & 0xf)) {
4974       tu_cs_emit_pkt7(cs, tu6_stage2opcode(type), 3);
4975       tu_cs_emit(cs, CP_LOAD_STATE6_0_DST_OFF(offset) |
4976                   CP_LOAD_STATE6_0_STATE_TYPE(ST6_CONSTANTS) |
4977                   CP_LOAD_STATE6_0_STATE_SRC(SS6_INDIRECT) |
4978                   CP_LOAD_STATE6_0_STATE_BLOCK(tu6_stage2shadersb(type)) |
4979                   CP_LOAD_STATE6_0_NUM_UNIT(1));
4980       tu_cs_emit_qw(cs, info->indirect->iova + info->indirect_offset);
4981    } else {
4982       /* Vulkan guarantees only 4 byte alignment for indirect_offset.
4983        * However, CP_LOAD_STATE.EXT_SRC_ADDR needs 16 byte alignment.
4984        */
4985 
4986       uint64_t indirect_iova = info->indirect->iova + info->indirect_offset;
4987 
4988       for (uint32_t i = 0; i < 3; i++) {
4989          tu_cs_emit_pkt7(cs, CP_MEM_TO_MEM, 5);
4990          tu_cs_emit(cs, 0);
4991          tu_cs_emit_qw(cs, global_iova(cmd, cs_indirect_xyz[i]));
4992          tu_cs_emit_qw(cs, indirect_iova + i * 4);
4993       }
4994 
4995       tu_cs_emit_pkt7(cs, CP_WAIT_MEM_WRITES, 0);
4996       tu6_emit_event_write(cmd, cs, CACHE_INVALIDATE);
4997 
4998       tu_cs_emit_pkt7(cs, tu6_stage2opcode(type), 3);
4999       tu_cs_emit(cs, CP_LOAD_STATE6_0_DST_OFF(offset) |
5000                   CP_LOAD_STATE6_0_STATE_TYPE(ST6_CONSTANTS) |
5001                   CP_LOAD_STATE6_0_STATE_SRC(SS6_INDIRECT) |
5002                   CP_LOAD_STATE6_0_STATE_BLOCK(tu6_stage2shadersb(type)) |
5003                   CP_LOAD_STATE6_0_NUM_UNIT(1));
5004       tu_cs_emit_qw(cs, global_iova(cmd, cs_indirect_xyz[0]));
5005    }
5006 
5007    /* Fill out IR3_DP_CS_SUBGROUP_SIZE and IR3_DP_SUBGROUP_ID_SHIFT for
5008     * indirect dispatch.
5009     */
5010    if (info->indirect && num_consts > IR3_DP_BASE_GROUP_X) {
5011       tu_cs_emit_pkt7(cs, tu6_stage2opcode(type), 7);
5012       tu_cs_emit(cs, CP_LOAD_STATE6_0_DST_OFF(offset + (IR3_DP_BASE_GROUP_X / 4)) |
5013                  CP_LOAD_STATE6_0_STATE_TYPE(ST6_CONSTANTS) |
5014                  CP_LOAD_STATE6_0_STATE_SRC(SS6_DIRECT) |
5015                  CP_LOAD_STATE6_0_STATE_BLOCK(tu6_stage2shadersb(type)) |
5016                  CP_LOAD_STATE6_0_NUM_UNIT((num_consts - IR3_DP_BASE_GROUP_X) / 4));
5017       tu_cs_emit_qw(cs, 0);
5018       tu_cs_emit(cs, 0); /* BASE_GROUP_X */
5019       tu_cs_emit(cs, 0); /* BASE_GROUP_Y */
5020       tu_cs_emit(cs, 0); /* BASE_GROUP_Z */
5021       tu_cs_emit(cs, subgroup_size);
5022       if (num_consts > IR3_DP_LOCAL_GROUP_SIZE_X) {
5023          assert(num_consts == align(IR3_DP_SUBGROUP_ID_SHIFT, 4));
5024          tu_cs_emit(cs, 0); /* LOCAL_GROUP_SIZE_X */
5025          tu_cs_emit(cs, 0); /* LOCAL_GROUP_SIZE_Y */
5026          tu_cs_emit(cs, 0); /* LOCAL_GROUP_SIZE_Z */
5027          tu_cs_emit(cs, subgroup_shift);
5028       }
5029    }
5030 }
5031 
5032 static void
tu_dispatch(struct tu_cmd_buffer * cmd,const struct tu_dispatch_info * info)5033 tu_dispatch(struct tu_cmd_buffer *cmd,
5034             const struct tu_dispatch_info *info)
5035 {
5036    if (!info->indirect &&
5037        (info->blocks[0] == 0 || info->blocks[1] == 0 || info->blocks[2] == 0))
5038       return;
5039 
5040    struct tu_cs *cs = &cmd->cs;
5041    struct tu_pipeline *pipeline = cmd->state.compute_pipeline;
5042 
5043    /* TODO: We could probably flush less if we add a compute_flush_bits
5044     * bitfield.
5045     */
5046    tu_emit_cache_flush(cmd, cs);
5047 
5048    /* note: no reason to have this in a separate IB */
5049    tu_cs_emit_state_ib(cs, tu6_emit_consts(cmd, pipeline, true));
5050 
5051    tu_emit_compute_driver_params(cmd, cs, pipeline, info);
5052 
5053    if (cmd->state.dirty & TU_CMD_DIRTY_COMPUTE_DESC_SETS_LOAD)
5054       tu_cs_emit_state_ib(cs, pipeline->load_state);
5055 
5056    cmd->state.dirty &= ~TU_CMD_DIRTY_COMPUTE_DESC_SETS_LOAD;
5057 
5058    tu_cs_emit_pkt7(cs, CP_SET_MARKER, 1);
5059    tu_cs_emit(cs, A6XX_CP_SET_MARKER_0_MODE(RM6_COMPUTE));
5060 
5061    const uint32_t *local_size = pipeline->compute.local_size;
5062    const uint32_t *num_groups = info->blocks;
5063    tu_cs_emit_regs(cs,
5064                    A6XX_HLSQ_CS_NDRANGE_0(.kerneldim = 3,
5065                                           .localsizex = local_size[0] - 1,
5066                                           .localsizey = local_size[1] - 1,
5067                                           .localsizez = local_size[2] - 1),
5068                    A6XX_HLSQ_CS_NDRANGE_1(.globalsize_x = local_size[0] * num_groups[0]),
5069                    A6XX_HLSQ_CS_NDRANGE_2(.globaloff_x = 0),
5070                    A6XX_HLSQ_CS_NDRANGE_3(.globalsize_y = local_size[1] * num_groups[1]),
5071                    A6XX_HLSQ_CS_NDRANGE_4(.globaloff_y = 0),
5072                    A6XX_HLSQ_CS_NDRANGE_5(.globalsize_z = local_size[2] * num_groups[2]),
5073                    A6XX_HLSQ_CS_NDRANGE_6(.globaloff_z = 0));
5074 
5075    tu_cs_emit_regs(cs,
5076                    A6XX_HLSQ_CS_KERNEL_GROUP_X(1),
5077                    A6XX_HLSQ_CS_KERNEL_GROUP_Y(1),
5078                    A6XX_HLSQ_CS_KERNEL_GROUP_Z(1));
5079 
5080    trace_start_compute(&cmd->trace, cs);
5081 
5082    if (info->indirect) {
5083       uint64_t iova = info->indirect->iova + info->indirect_offset;
5084 
5085       tu_cs_emit_pkt7(cs, CP_EXEC_CS_INDIRECT, 4);
5086       tu_cs_emit(cs, 0x00000000);
5087       tu_cs_emit_qw(cs, iova);
5088       tu_cs_emit(cs,
5089                  A5XX_CP_EXEC_CS_INDIRECT_3_LOCALSIZEX(local_size[0] - 1) |
5090                  A5XX_CP_EXEC_CS_INDIRECT_3_LOCALSIZEY(local_size[1] - 1) |
5091                  A5XX_CP_EXEC_CS_INDIRECT_3_LOCALSIZEZ(local_size[2] - 1));
5092    } else {
5093       tu_cs_emit_pkt7(cs, CP_EXEC_CS, 4);
5094       tu_cs_emit(cs, 0x00000000);
5095       tu_cs_emit(cs, CP_EXEC_CS_1_NGROUPS_X(info->blocks[0]));
5096       tu_cs_emit(cs, CP_EXEC_CS_2_NGROUPS_Y(info->blocks[1]));
5097       tu_cs_emit(cs, CP_EXEC_CS_3_NGROUPS_Z(info->blocks[2]));
5098    }
5099 
5100    trace_end_compute(&cmd->trace, cs,
5101                      info->indirect != NULL,
5102                      local_size[0], local_size[1], local_size[2],
5103                      info->blocks[0], info->blocks[1], info->blocks[2]);
5104 
5105    tu_cs_emit_wfi(cs);
5106 }
5107 
5108 VKAPI_ATTR void VKAPI_CALL
tu_CmdDispatchBase(VkCommandBuffer commandBuffer,uint32_t base_x,uint32_t base_y,uint32_t base_z,uint32_t x,uint32_t y,uint32_t z)5109 tu_CmdDispatchBase(VkCommandBuffer commandBuffer,
5110                    uint32_t base_x,
5111                    uint32_t base_y,
5112                    uint32_t base_z,
5113                    uint32_t x,
5114                    uint32_t y,
5115                    uint32_t z)
5116 {
5117    TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, commandBuffer);
5118    struct tu_dispatch_info info = {};
5119 
5120    info.blocks[0] = x;
5121    info.blocks[1] = y;
5122    info.blocks[2] = z;
5123 
5124    info.offsets[0] = base_x;
5125    info.offsets[1] = base_y;
5126    info.offsets[2] = base_z;
5127    tu_dispatch(cmd_buffer, &info);
5128 }
5129 
5130 VKAPI_ATTR void VKAPI_CALL
tu_CmdDispatch(VkCommandBuffer commandBuffer,uint32_t x,uint32_t y,uint32_t z)5131 tu_CmdDispatch(VkCommandBuffer commandBuffer,
5132                uint32_t x,
5133                uint32_t y,
5134                uint32_t z)
5135 {
5136    tu_CmdDispatchBase(commandBuffer, 0, 0, 0, x, y, z);
5137 }
5138 
5139 VKAPI_ATTR void VKAPI_CALL
tu_CmdDispatchIndirect(VkCommandBuffer commandBuffer,VkBuffer _buffer,VkDeviceSize offset)5140 tu_CmdDispatchIndirect(VkCommandBuffer commandBuffer,
5141                        VkBuffer _buffer,
5142                        VkDeviceSize offset)
5143 {
5144    TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, commandBuffer);
5145    TU_FROM_HANDLE(tu_buffer, buffer, _buffer);
5146    struct tu_dispatch_info info = {};
5147 
5148    info.indirect = buffer;
5149    info.indirect_offset = offset;
5150 
5151    tu_dispatch(cmd_buffer, &info);
5152 }
5153 
5154 VKAPI_ATTR void VKAPI_CALL
tu_CmdEndRenderPass2(VkCommandBuffer commandBuffer,const VkSubpassEndInfo * pSubpassEndInfo)5155 tu_CmdEndRenderPass2(VkCommandBuffer commandBuffer,
5156                      const VkSubpassEndInfo *pSubpassEndInfo)
5157 {
5158    TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, commandBuffer);
5159 
5160    if (unlikely(cmd_buffer->device->instance->debug_flags & TU_DEBUG_DYNAMIC)) {
5161       vk_common_CmdEndRenderPass2(commandBuffer, pSubpassEndInfo);
5162       return;
5163    }
5164 
5165    cmd_buffer->trace_renderpass_end = u_trace_end_iterator(&cmd_buffer->trace);
5166 
5167    tu_cs_end(&cmd_buffer->draw_cs);
5168    tu_cs_end(&cmd_buffer->draw_epilogue_cs);
5169    tu_cmd_render(cmd_buffer);
5170 
5171    cmd_buffer->state.cache.pending_flush_bits |=
5172       cmd_buffer->state.renderpass_cache.pending_flush_bits;
5173    tu_subpass_barrier(cmd_buffer, &cmd_buffer->state.pass->end_barrier, true);
5174 
5175    vk_free(&cmd_buffer->pool->vk.alloc, cmd_buffer->state.attachments);
5176 
5177    tu_reset_render_pass(cmd_buffer);
5178 }
5179 
5180 VKAPI_ATTR void VKAPI_CALL
tu_CmdEndRendering(VkCommandBuffer commandBuffer)5181 tu_CmdEndRendering(VkCommandBuffer commandBuffer)
5182 {
5183    TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, commandBuffer);
5184 
5185    cmd_buffer->trace_renderpass_end = u_trace_end_iterator(&cmd_buffer->trace);
5186 
5187    if (cmd_buffer->state.suspending)
5188       cmd_buffer->state.suspended_pass.lrz = cmd_buffer->state.lrz;
5189 
5190    if (!cmd_buffer->state.suspending) {
5191       tu_cs_end(&cmd_buffer->draw_cs);
5192       tu_cs_end(&cmd_buffer->draw_epilogue_cs);
5193 
5194       if (cmd_buffer->state.suspend_resume == SR_IN_PRE_CHAIN) {
5195          tu_save_pre_chain(cmd_buffer);
5196       } else {
5197          tu_cmd_render(cmd_buffer);
5198       }
5199 
5200       tu_reset_render_pass(cmd_buffer);
5201    }
5202 
5203    if (cmd_buffer->state.resuming && !cmd_buffer->state.suspending) {
5204       /* exiting suspend/resume chain */
5205       switch (cmd_buffer->state.suspend_resume) {
5206       case SR_IN_CHAIN:
5207          cmd_buffer->state.suspend_resume = SR_NONE;
5208          break;
5209       case SR_IN_PRE_CHAIN:
5210       case SR_IN_CHAIN_AFTER_PRE_CHAIN:
5211          cmd_buffer->state.suspend_resume = SR_AFTER_PRE_CHAIN;
5212          break;
5213       default:
5214          unreachable("suspending render pass not followed by resuming pass");
5215       }
5216    }
5217 }
5218 
5219 static void
tu_barrier(struct tu_cmd_buffer * cmd,const VkDependencyInfo * dep_info)5220 tu_barrier(struct tu_cmd_buffer *cmd,
5221            const VkDependencyInfo *dep_info)
5222 {
5223    VkPipelineStageFlags2 srcStage = 0;
5224    VkPipelineStageFlags2 dstStage = 0;
5225    enum tu_cmd_access_mask src_flags = 0;
5226    enum tu_cmd_access_mask dst_flags = 0;
5227 
5228    /* Inside a renderpass, we don't know yet whether we'll be using sysmem
5229     * so we have to use the sysmem flushes.
5230     */
5231    bool gmem = cmd->state.ccu_state == TU_CMD_CCU_GMEM &&
5232       !cmd->state.pass;
5233 
5234 
5235    for (uint32_t i = 0; i < dep_info->memoryBarrierCount; i++) {
5236       VkPipelineStageFlags2 sanitized_src_stage =
5237          sanitize_src_stage(dep_info->pMemoryBarriers[i].srcStageMask);
5238       VkPipelineStageFlags2 sanitized_dst_stage =
5239          sanitize_dst_stage(dep_info->pMemoryBarriers[i].dstStageMask);
5240       src_flags |= vk2tu_access(dep_info->pMemoryBarriers[i].srcAccessMask,
5241                                 sanitized_src_stage, false, gmem);
5242       dst_flags |= vk2tu_access(dep_info->pMemoryBarriers[i].dstAccessMask,
5243                                 sanitized_dst_stage, false, gmem);
5244       srcStage |= sanitized_src_stage;
5245       dstStage |= sanitized_dst_stage;
5246    }
5247 
5248    for (uint32_t i = 0; i < dep_info->bufferMemoryBarrierCount; i++) {
5249       VkPipelineStageFlags2 sanitized_src_stage =
5250          sanitize_src_stage(dep_info->pBufferMemoryBarriers[i].srcStageMask);
5251       VkPipelineStageFlags2 sanitized_dst_stage =
5252          sanitize_dst_stage(dep_info->pBufferMemoryBarriers[i].dstStageMask);
5253       src_flags |= vk2tu_access(dep_info->pBufferMemoryBarriers[i].srcAccessMask,
5254                                 sanitized_src_stage, false, gmem);
5255       dst_flags |= vk2tu_access(dep_info->pBufferMemoryBarriers[i].dstAccessMask,
5256                                 sanitized_dst_stage, false, gmem);
5257       srcStage |= sanitized_src_stage;
5258       dstStage |= sanitized_dst_stage;
5259    }
5260 
5261    for (uint32_t i = 0; i < dep_info->imageMemoryBarrierCount; i++) {
5262       VkImageLayout old_layout = dep_info->pImageMemoryBarriers[i].oldLayout;
5263       if (old_layout == VK_IMAGE_LAYOUT_UNDEFINED) {
5264          /* The underlying memory for this image may have been used earlier
5265           * within the same queue submission for a different image, which
5266           * means that there may be old, stale cache entries which are in the
5267           * "wrong" location, which could cause problems later after writing
5268           * to the image. We don't want these entries being flushed later and
5269           * overwriting the actual image, so we need to flush the CCU.
5270           */
5271          src_flags |= TU_ACCESS_CCU_COLOR_INCOHERENT_WRITE;
5272       }
5273       VkPipelineStageFlags2 sanitized_src_stage =
5274          sanitize_src_stage(dep_info->pImageMemoryBarriers[i].srcStageMask);
5275       VkPipelineStageFlags2 sanitized_dst_stage =
5276          sanitize_dst_stage(dep_info->pImageMemoryBarriers[i].dstStageMask);
5277       src_flags |= vk2tu_access(dep_info->pImageMemoryBarriers[i].srcAccessMask,
5278                                 sanitized_src_stage, true, gmem);
5279       dst_flags |= vk2tu_access(dep_info->pImageMemoryBarriers[i].dstAccessMask,
5280                                 sanitized_dst_stage, true, gmem);
5281       srcStage |= sanitized_src_stage;
5282       dstStage |= sanitized_dst_stage;
5283    }
5284 
5285    if (cmd->state.pass) {
5286       const VkPipelineStageFlags framebuffer_space_stages =
5287          VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT |
5288          VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
5289          VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT |
5290          VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
5291 
5292       /* We cannot have non-by-region "fb-space to fb-space" barriers.
5293        *
5294        * From the Vulkan 1.2.185 spec, section 7.6.1 "Subpass Self-dependency":
5295        *
5296        *    If the source and destination stage masks both include
5297        *    framebuffer-space stages, then dependencyFlags must include
5298        *    VK_DEPENDENCY_BY_REGION_BIT.
5299        *    [...]
5300        *    Each of the synchronization scopes and access scopes of a
5301        *    vkCmdPipelineBarrier2 or vkCmdPipelineBarrier command inside
5302        *    a render pass instance must be a subset of the scopes of one of
5303        *    the self-dependencies for the current subpass.
5304        *
5305        *    If the self-dependency has VK_DEPENDENCY_BY_REGION_BIT or
5306        *    VK_DEPENDENCY_VIEW_LOCAL_BIT set, then so must the pipeline barrier.
5307        *
5308        * By-region barriers are ok for gmem. All other barriers would involve
5309        * vtx stages which are NOT ok for gmem rendering.
5310        * See dep_invalid_for_gmem().
5311        */
5312       if ((srcStage & ~framebuffer_space_stages) ||
5313           (dstStage & ~framebuffer_space_stages)) {
5314          cmd->state.rp.disable_gmem = true;
5315       }
5316    }
5317 
5318    struct tu_cache_state *cache =
5319       cmd->state.pass  ? &cmd->state.renderpass_cache : &cmd->state.cache;
5320    tu_flush_for_access(cache, src_flags, dst_flags);
5321 
5322    enum tu_stage src_stage = vk2tu_src_stage(srcStage);
5323    enum tu_stage dst_stage = vk2tu_dst_stage(dstStage);
5324    tu_flush_for_stage(cache, src_stage, dst_stage);
5325 }
5326 
5327 VKAPI_ATTR void VKAPI_CALL
tu_CmdPipelineBarrier2(VkCommandBuffer commandBuffer,const VkDependencyInfo * pDependencyInfo)5328 tu_CmdPipelineBarrier2(VkCommandBuffer commandBuffer,
5329                        const VkDependencyInfo *pDependencyInfo)
5330 {
5331    TU_FROM_HANDLE(tu_cmd_buffer, cmd_buffer, commandBuffer);
5332 
5333    tu_barrier(cmd_buffer, pDependencyInfo);
5334 }
5335 
5336 static void
write_event(struct tu_cmd_buffer * cmd,struct tu_event * event,VkPipelineStageFlags2 stageMask,unsigned value)5337 write_event(struct tu_cmd_buffer *cmd, struct tu_event *event,
5338             VkPipelineStageFlags2 stageMask, unsigned value)
5339 {
5340    struct tu_cs *cs = &cmd->cs;
5341 
5342    /* vkCmdSetEvent/vkCmdResetEvent cannot be called inside a render pass */
5343    assert(!cmd->state.pass);
5344 
5345    tu_emit_cache_flush(cmd, cs);
5346 
5347    /* Flags that only require a top-of-pipe event. DrawIndirect parameters are
5348     * read by the CP, so the draw indirect stage counts as top-of-pipe too.
5349     */
5350    VkPipelineStageFlags2 top_of_pipe_flags =
5351       VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT |
5352       VK_PIPELINE_STAGE_2_DRAW_INDIRECT_BIT;
5353 
5354    if (!(stageMask & ~top_of_pipe_flags)) {
5355       tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 3);
5356       tu_cs_emit_qw(cs, event->bo->iova); /* ADDR_LO/HI */
5357       tu_cs_emit(cs, value);
5358    } else {
5359       /* Use a RB_DONE_TS event to wait for everything to complete. */
5360       tu_cs_emit_pkt7(cs, CP_EVENT_WRITE, 4);
5361       tu_cs_emit(cs, CP_EVENT_WRITE_0_EVENT(RB_DONE_TS));
5362       tu_cs_emit_qw(cs, event->bo->iova);
5363       tu_cs_emit(cs, value);
5364    }
5365 }
5366 
5367 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetEvent2(VkCommandBuffer commandBuffer,VkEvent _event,const VkDependencyInfo * pDependencyInfo)5368 tu_CmdSetEvent2(VkCommandBuffer commandBuffer,
5369                 VkEvent _event,
5370                 const VkDependencyInfo *pDependencyInfo)
5371 {
5372    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
5373    TU_FROM_HANDLE(tu_event, event, _event);
5374    VkPipelineStageFlags2 src_stage_mask = 0;
5375 
5376    for (uint32_t i = 0; i < pDependencyInfo->memoryBarrierCount; i++)
5377       src_stage_mask |= pDependencyInfo->pMemoryBarriers[i].srcStageMask;
5378    for (uint32_t i = 0; i < pDependencyInfo->bufferMemoryBarrierCount; i++)
5379       src_stage_mask |= pDependencyInfo->pBufferMemoryBarriers[i].srcStageMask;
5380    for (uint32_t i = 0; i < pDependencyInfo->imageMemoryBarrierCount; i++)
5381       src_stage_mask |= pDependencyInfo->pImageMemoryBarriers[i].srcStageMask;
5382 
5383    write_event(cmd, event, src_stage_mask, 1);
5384 }
5385 
5386 VKAPI_ATTR void VKAPI_CALL
tu_CmdResetEvent2(VkCommandBuffer commandBuffer,VkEvent _event,VkPipelineStageFlags2 stageMask)5387 tu_CmdResetEvent2(VkCommandBuffer commandBuffer,
5388                   VkEvent _event,
5389                   VkPipelineStageFlags2 stageMask)
5390 {
5391    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
5392    TU_FROM_HANDLE(tu_event, event, _event);
5393 
5394    write_event(cmd, event, stageMask, 0);
5395 }
5396 
5397 VKAPI_ATTR void VKAPI_CALL
tu_CmdWaitEvents2(VkCommandBuffer commandBuffer,uint32_t eventCount,const VkEvent * pEvents,const VkDependencyInfo * pDependencyInfos)5398 tu_CmdWaitEvents2(VkCommandBuffer commandBuffer,
5399                   uint32_t eventCount,
5400                   const VkEvent *pEvents,
5401                   const VkDependencyInfo* pDependencyInfos)
5402 {
5403    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
5404    struct tu_cs *cs = cmd->state.pass ? &cmd->draw_cs : &cmd->cs;
5405 
5406    for (uint32_t i = 0; i < eventCount; i++) {
5407       TU_FROM_HANDLE(tu_event, event, pEvents[i]);
5408 
5409       tu_cs_emit_pkt7(cs, CP_WAIT_REG_MEM, 6);
5410       tu_cs_emit(cs, CP_WAIT_REG_MEM_0_FUNCTION(WRITE_EQ) |
5411                      CP_WAIT_REG_MEM_0_POLL_MEMORY);
5412       tu_cs_emit_qw(cs, event->bo->iova); /* POLL_ADDR_LO/HI */
5413       tu_cs_emit(cs, CP_WAIT_REG_MEM_3_REF(1));
5414       tu_cs_emit(cs, CP_WAIT_REG_MEM_4_MASK(~0u));
5415       tu_cs_emit(cs, CP_WAIT_REG_MEM_5_DELAY_LOOP_CYCLES(20));
5416    }
5417 
5418    tu_barrier(cmd, pDependencyInfos);
5419 }
5420 
5421 VKAPI_ATTR void VKAPI_CALL
tu_CmdSetDeviceMask(VkCommandBuffer commandBuffer,uint32_t deviceMask)5422 tu_CmdSetDeviceMask(VkCommandBuffer commandBuffer, uint32_t deviceMask)
5423 {
5424    /* No-op */
5425 }
5426 
5427 
5428 VKAPI_ATTR void VKAPI_CALL
tu_CmdBeginConditionalRenderingEXT(VkCommandBuffer commandBuffer,const VkConditionalRenderingBeginInfoEXT * pConditionalRenderingBegin)5429 tu_CmdBeginConditionalRenderingEXT(VkCommandBuffer commandBuffer,
5430                                    const VkConditionalRenderingBeginInfoEXT *pConditionalRenderingBegin)
5431 {
5432    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
5433 
5434    cmd->state.predication_active = true;
5435 
5436    struct tu_cs *cs = cmd->state.pass ? &cmd->draw_cs : &cmd->cs;
5437 
5438    tu_cs_emit_pkt7(cs, CP_DRAW_PRED_ENABLE_GLOBAL, 1);
5439    tu_cs_emit(cs, 1);
5440 
5441    /* Wait for any writes to the predicate to land */
5442    if (cmd->state.pass)
5443       tu_emit_cache_flush_renderpass(cmd, cs);
5444    else
5445       tu_emit_cache_flush(cmd, cs);
5446 
5447    TU_FROM_HANDLE(tu_buffer, buf, pConditionalRenderingBegin->buffer);
5448    uint64_t iova = buf->iova + pConditionalRenderingBegin->offset;
5449 
5450    /* qcom doesn't support 32-bit reference values, only 64-bit, but Vulkan
5451     * mandates 32-bit comparisons. Our workaround is to copy the the reference
5452     * value to the low 32-bits of a location where the high 32 bits are known
5453     * to be 0 and then compare that.
5454     */
5455    tu_cs_emit_pkt7(cs, CP_MEM_TO_MEM, 5);
5456    tu_cs_emit(cs, 0);
5457    tu_cs_emit_qw(cs, global_iova(cmd, predicate));
5458    tu_cs_emit_qw(cs, iova);
5459 
5460    tu_cs_emit_pkt7(cs, CP_WAIT_MEM_WRITES, 0);
5461    tu_cs_emit_pkt7(cs, CP_WAIT_FOR_ME, 0);
5462 
5463    bool inv = pConditionalRenderingBegin->flags & VK_CONDITIONAL_RENDERING_INVERTED_BIT_EXT;
5464    tu_cs_emit_pkt7(cs, CP_DRAW_PRED_SET, 3);
5465    tu_cs_emit(cs, CP_DRAW_PRED_SET_0_SRC(PRED_SRC_MEM) |
5466                   CP_DRAW_PRED_SET_0_TEST(inv ? EQ_0_PASS : NE_0_PASS));
5467    tu_cs_emit_qw(cs, global_iova(cmd, predicate));
5468 }
5469 
5470 VKAPI_ATTR void VKAPI_CALL
tu_CmdEndConditionalRenderingEXT(VkCommandBuffer commandBuffer)5471 tu_CmdEndConditionalRenderingEXT(VkCommandBuffer commandBuffer)
5472 {
5473    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
5474 
5475    cmd->state.predication_active = false;
5476 
5477    struct tu_cs *cs = cmd->state.pass ? &cmd->draw_cs : &cmd->cs;
5478 
5479    tu_cs_emit_pkt7(cs, CP_DRAW_PRED_ENABLE_GLOBAL, 1);
5480    tu_cs_emit(cs, 0);
5481 }
5482 
5483 void
tu_CmdWriteBufferMarker2AMD(VkCommandBuffer commandBuffer,VkPipelineStageFlagBits2 pipelineStage,VkBuffer dstBuffer,VkDeviceSize dstOffset,uint32_t marker)5484 tu_CmdWriteBufferMarker2AMD(VkCommandBuffer commandBuffer,
5485                             VkPipelineStageFlagBits2 pipelineStage,
5486                             VkBuffer dstBuffer,
5487                             VkDeviceSize dstOffset,
5488                             uint32_t marker)
5489 {
5490    /* Almost the same as write_event, but also allowed in renderpass */
5491    TU_FROM_HANDLE(tu_cmd_buffer, cmd, commandBuffer);
5492    TU_FROM_HANDLE(tu_buffer, buffer, dstBuffer);
5493 
5494    uint64_t va = buffer->bo->iova + dstOffset;
5495 
5496    struct tu_cs *cs = cmd->state.pass ? &cmd->draw_cs : &cmd->cs;
5497    struct tu_cache_state *cache =
5498       cmd->state.pass ? &cmd->state.renderpass_cache : &cmd->state.cache;
5499 
5500    /* From the Vulkan 1.2.203 spec:
5501     *
5502     *    The access scope for buffer marker writes falls under
5503     *    the VK_ACCESS_TRANSFER_WRITE_BIT, and the pipeline stages for
5504     *    identifying the synchronization scope must include both pipelineStage
5505     *    and VK_PIPELINE_STAGE_TRANSFER_BIT.
5506     *
5507     * Transfer operations use CCU however here we write via CP.
5508     * Flush CCU in order to make the results of previous transfer
5509     * operation visible to CP.
5510     */
5511    tu_flush_for_access(cache, 0, TU_ACCESS_SYSMEM_WRITE);
5512 
5513    /* Flags that only require a top-of-pipe event. DrawIndirect parameters are
5514     * read by the CP, so the draw indirect stage counts as top-of-pipe too.
5515     */
5516    VkPipelineStageFlags2 top_of_pipe_flags =
5517       VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT |
5518       VK_PIPELINE_STAGE_2_DRAW_INDIRECT_BIT;
5519 
5520    bool is_top_of_pipe = !(pipelineStage & ~top_of_pipe_flags);
5521 
5522    /* We have to WFI only if we flushed CCU here and are using CP_MEM_WRITE.
5523     * Otherwise:
5524     * - We do CP_EVENT_WRITE(RB_DONE_TS) which should wait for flushes;
5525     * - There was a barrier to synchronize other writes with WriteBufferMarkerAMD
5526     *   and they had to include our pipelineStage which forces the WFI.
5527     */
5528    if (cache->flush_bits != 0 && is_top_of_pipe) {
5529       cache->flush_bits |= TU_CMD_FLAG_WAIT_FOR_IDLE;
5530    }
5531 
5532    if (cmd->state.pass) {
5533       tu_emit_cache_flush_renderpass(cmd, cs);
5534    } else {
5535       tu_emit_cache_flush(cmd, cs);
5536    }
5537 
5538    if (is_top_of_pipe) {
5539       tu_cs_emit_pkt7(cs, CP_MEM_WRITE, 3);
5540       tu_cs_emit_qw(cs, va); /* ADDR_LO/HI */
5541       tu_cs_emit(cs, marker);
5542    } else {
5543       /* Use a RB_DONE_TS event to wait for everything to complete. */
5544       tu_cs_emit_pkt7(cs, CP_EVENT_WRITE, 4);
5545       tu_cs_emit(cs, CP_EVENT_WRITE_0_EVENT(RB_DONE_TS));
5546       tu_cs_emit_qw(cs, va);
5547       tu_cs_emit(cs, marker);
5548    }
5549 
5550    /* Make sure the result of this write is visible to others. */
5551    tu_flush_for_access(cache, TU_ACCESS_CP_WRITE, 0);
5552 }
5553