xref: /aosp_15_r20/external/mesa3d/src/amd/common/ac_cmdbuf.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /*
2  * Copyright 2012 Advanced Micro Devices, Inc.
3  * Copyright 2024 Valve Corporation
4  *
5  * SPDX-License-Identifier: MIT
6  */
7 
8 #include "ac_cmdbuf.h"
9 #include "ac_pm4.h"
10 #include "ac_shader_util.h"
11 
12 #include "sid.h"
13 
14 #include "util/u_math.h"
15 
16 #define SI_GS_PER_ES 128
17 
18 static void
gfx6_init_compute_preamble_state(const struct ac_preamble_state * state,struct ac_pm4_state * pm4)19 gfx6_init_compute_preamble_state(const struct ac_preamble_state *state,
20                                  struct ac_pm4_state *pm4)
21 {
22    const struct radeon_info *info = pm4->info;
23    const uint32_t compute_cu_en = S_00B858_SH0_CU_EN(info->spi_cu_en) |
24                                   S_00B858_SH1_CU_EN(info->spi_cu_en);
25 
26    ac_pm4_set_reg(pm4, R_00B834_COMPUTE_PGM_HI, S_00B834_DATA(info->address32_hi >> 8));
27 
28    for (unsigned i = 0; i < 2; ++i)
29       ac_pm4_set_reg(pm4, R_00B858_COMPUTE_STATIC_THREAD_MGMT_SE0 + i * 4,
30                      i < info->max_se ? compute_cu_en : 0x0);
31 
32    if (info->gfx_level >= GFX7) {
33       for (unsigned i = 2; i < 4; ++i)
34          ac_pm4_set_reg(pm4, R_00B864_COMPUTE_STATIC_THREAD_MGMT_SE2 + (i - 2) * 4,
35                         i < info->max_se ? compute_cu_en : 0x0);
36    }
37 
38    if (info->gfx_level >= GFX9)
39       ac_pm4_set_reg(pm4, R_0301EC_CP_COHER_START_DELAY, 0);
40 
41    /* Set the pointer to border colors. */
42    if (info->gfx_level >= GFX7) {
43       ac_pm4_set_reg(pm4, R_030E00_TA_CS_BC_BASE_ADDR, state->border_color_va >> 8);
44       ac_pm4_set_reg(pm4, R_030E04_TA_CS_BC_BASE_ADDR_HI,
45                      S_030E04_ADDRESS(state->border_color_va >> 40));
46    } else if (info->gfx_level == GFX6) {
47       ac_pm4_set_reg(pm4, R_00950C_TA_CS_BC_BASE_ADDR, state->border_color_va >> 8);
48    }
49 }
50 
51 static void
gfx10_init_compute_preamble_state(const struct ac_preamble_state * state,struct ac_pm4_state * pm4)52 gfx10_init_compute_preamble_state(const struct ac_preamble_state *state,
53                                   struct ac_pm4_state *pm4)
54 {
55    const struct radeon_info *info = pm4->info;
56    const uint32_t compute_cu_en = S_00B858_SH0_CU_EN(info->spi_cu_en) |
57                                   S_00B858_SH1_CU_EN(info->spi_cu_en);
58 
59    if (info->gfx_level < GFX11)
60       ac_pm4_set_reg(pm4, R_0301EC_CP_COHER_START_DELAY, 0x20);
61    ac_pm4_set_reg(pm4, R_030E00_TA_CS_BC_BASE_ADDR, state->border_color_va >> 8);
62    ac_pm4_set_reg(pm4, R_030E04_TA_CS_BC_BASE_ADDR_HI, S_030E04_ADDRESS(state->border_color_va >> 40));
63 
64    ac_pm4_set_reg(pm4, R_00B834_COMPUTE_PGM_HI, S_00B834_DATA(info->address32_hi >> 8));
65 
66    for (unsigned i = 0; i < 2; ++i)
67       ac_pm4_set_reg(pm4, R_00B858_COMPUTE_STATIC_THREAD_MGMT_SE0 + i * 4,
68                      i < info->max_se ? compute_cu_en : 0x0);
69 
70    for (unsigned i = 2; i < 4; ++i)
71       ac_pm4_set_reg(pm4, R_00B864_COMPUTE_STATIC_THREAD_MGMT_SE2 + (i - 2) * 4,
72                      i < info->max_se ? compute_cu_en : 0x0);
73 
74    ac_pm4_set_reg(pm4, R_00B890_COMPUTE_USER_ACCUM_0, 0);
75    ac_pm4_set_reg(pm4, R_00B894_COMPUTE_USER_ACCUM_1, 0);
76    ac_pm4_set_reg(pm4, R_00B898_COMPUTE_USER_ACCUM_2, 0);
77    ac_pm4_set_reg(pm4, R_00B89C_COMPUTE_USER_ACCUM_3, 0);
78 
79    if (info->gfx_level >= GFX11) {
80       for (unsigned i = 4; i < 8; ++i)
81          ac_pm4_set_reg(pm4, R_00B8AC_COMPUTE_STATIC_THREAD_MGMT_SE4 + (i - 4) * 4,
82                         i < info->max_se ? compute_cu_en : 0x0);
83 
84       /* How many threads should go to 1 SE before moving onto the next. Think of GL1 cache hits.
85        * Only these values are valid: 0 (disabled), 64, 128, 256, 512
86        * Recommendation: 64 = RT, 256 = non-RT (run benchmarks to be sure)
87        */
88       ac_pm4_set_reg(pm4, R_00B8BC_COMPUTE_DISPATCH_INTERLEAVE,
89                      S_00B8BC_INTERLEAVE(state->gfx11.compute_dispatch_interleave));
90    }
91 
92    ac_pm4_set_reg(pm4, R_00B9F4_COMPUTE_DISPATCH_TUNNEL, 0);
93 }
94 
95 static void
gfx12_init_compute_preamble_state(const struct ac_preamble_state * state,struct ac_pm4_state * pm4)96 gfx12_init_compute_preamble_state(const struct ac_preamble_state *state,
97                                   struct ac_pm4_state *pm4)
98 {
99    const struct radeon_info *info = pm4->info;
100    const uint32_t compute_cu_en = S_00B858_SH0_CU_EN(info->spi_cu_en) |
101                                   S_00B858_SH1_CU_EN(info->spi_cu_en);
102    const uint32_t num_se = info->max_se;
103 
104    ac_pm4_set_reg(pm4, R_030E00_TA_CS_BC_BASE_ADDR, state->border_color_va >> 8);
105    ac_pm4_set_reg(pm4, R_030E04_TA_CS_BC_BASE_ADDR_HI, S_030E04_ADDRESS(state->border_color_va >> 40));
106 
107    ac_pm4_set_reg(pm4, R_00B82C_COMPUTE_PERFCOUNT_ENABLE, 0);
108    ac_pm4_set_reg(pm4, R_00B834_COMPUTE_PGM_HI, S_00B834_DATA(info->address32_hi >> 8));
109    ac_pm4_set_reg(pm4, R_00B838_COMPUTE_DISPATCH_PKT_ADDR_LO, 0);
110    ac_pm4_set_reg(pm4, R_00B83C_COMPUTE_DISPATCH_PKT_ADDR_HI, 0);
111    ac_pm4_set_reg(pm4, R_00B858_COMPUTE_STATIC_THREAD_MGMT_SE0, compute_cu_en);
112    ac_pm4_set_reg(pm4, R_00B85C_COMPUTE_STATIC_THREAD_MGMT_SE1, num_se > 1 ? compute_cu_en : 0);
113    ac_pm4_set_reg(pm4, R_00B864_COMPUTE_STATIC_THREAD_MGMT_SE2, num_se > 2 ? compute_cu_en : 0);
114    ac_pm4_set_reg(pm4, R_00B868_COMPUTE_STATIC_THREAD_MGMT_SE3, num_se > 3 ? compute_cu_en : 0);
115    ac_pm4_set_reg(pm4, R_00B88C_COMPUTE_STATIC_THREAD_MGMT_SE8, num_se > 8 ? compute_cu_en : 0);
116    ac_pm4_set_reg(pm4, R_00B890_COMPUTE_USER_ACCUM_0, 0);
117    ac_pm4_set_reg(pm4, R_00B894_COMPUTE_USER_ACCUM_1, 0);
118    ac_pm4_set_reg(pm4, R_00B898_COMPUTE_USER_ACCUM_2, 0);
119    ac_pm4_set_reg(pm4, R_00B89C_COMPUTE_USER_ACCUM_3, 0);
120    ac_pm4_set_reg(pm4, R_00B8AC_COMPUTE_STATIC_THREAD_MGMT_SE4, num_se > 4 ? compute_cu_en : 0);
121    ac_pm4_set_reg(pm4, R_00B8B0_COMPUTE_STATIC_THREAD_MGMT_SE5, num_se > 5 ? compute_cu_en : 0);
122    ac_pm4_set_reg(pm4, R_00B8B4_COMPUTE_STATIC_THREAD_MGMT_SE6, num_se > 6 ? compute_cu_en : 0);
123    ac_pm4_set_reg(pm4, R_00B8B8_COMPUTE_STATIC_THREAD_MGMT_SE7, num_se > 7 ? compute_cu_en : 0);
124    ac_pm4_set_reg(pm4, R_00B9F4_COMPUTE_DISPATCH_TUNNEL, 0);
125 }
126 
127 void
ac_init_compute_preamble_state(const struct ac_preamble_state * state,struct ac_pm4_state * pm4)128 ac_init_compute_preamble_state(const struct ac_preamble_state *state,
129                                struct ac_pm4_state *pm4)
130 {
131    const struct radeon_info *info = pm4->info;
132 
133    if (info->gfx_level >= GFX12) {
134       gfx12_init_compute_preamble_state(state, pm4);
135    } else if (info->gfx_level >= GFX10) {
136       gfx10_init_compute_preamble_state(state, pm4);
137    } else {
138       gfx6_init_compute_preamble_state(state, pm4);
139    }
140 }
141 
142 static void
ac_set_grbm_gfx_index(const struct radeon_info * info,struct ac_pm4_state * pm4,unsigned value)143 ac_set_grbm_gfx_index(const struct radeon_info *info, struct ac_pm4_state *pm4, unsigned value)
144 {
145    const unsigned reg = info->gfx_level >= GFX7 ? R_030800_GRBM_GFX_INDEX : R_00802C_GRBM_GFX_INDEX;
146    ac_pm4_set_reg(pm4, reg, value);
147 }
148 
149 static void
ac_set_grbm_gfx_index_se(const struct radeon_info * info,struct ac_pm4_state * pm4,unsigned se)150 ac_set_grbm_gfx_index_se(const struct radeon_info *info, struct ac_pm4_state *pm4, unsigned se)
151 {
152    assert(se == ~0 || se < info->max_se);
153    ac_set_grbm_gfx_index(info, pm4,
154                          (se == ~0 ? S_030800_SE_BROADCAST_WRITES(1) : S_030800_SE_INDEX(se)) |
155                             S_030800_SH_BROADCAST_WRITES(1) |
156                             S_030800_INSTANCE_BROADCAST_WRITES(1));
157 }
158 
159 static void
ac_write_harvested_raster_configs(const struct radeon_info * info,struct ac_pm4_state * pm4,unsigned raster_config,unsigned raster_config_1)160 ac_write_harvested_raster_configs(const struct radeon_info *info, struct ac_pm4_state *pm4,
161                                   unsigned raster_config, unsigned raster_config_1)
162 {
163    const unsigned num_se = MAX2(info->max_se, 1);
164    unsigned raster_config_se[4];
165    unsigned se;
166 
167    ac_get_harvested_configs(info, raster_config, &raster_config_1, raster_config_se);
168 
169    for (se = 0; se < num_se; se++) {
170       ac_set_grbm_gfx_index_se(info, pm4, se);
171       ac_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, raster_config_se[se]);
172    }
173    ac_set_grbm_gfx_index(info, pm4, ~0);
174 
175    if (info->gfx_level >= GFX7) {
176       ac_pm4_set_reg(pm4, R_028354_PA_SC_RASTER_CONFIG_1, raster_config_1);
177    }
178 }
179 
180 static void
ac_set_raster_config(const struct radeon_info * info,struct ac_pm4_state * pm4)181 ac_set_raster_config(const struct radeon_info *info, struct ac_pm4_state *pm4)
182 {
183    const unsigned num_rb = MIN2(info->max_render_backends, 16);
184    const uint64_t rb_mask = info->enabled_rb_mask;
185    unsigned raster_config, raster_config_1;
186 
187    ac_get_raster_config(info, &raster_config, &raster_config_1, NULL);
188 
189    if (!rb_mask || util_bitcount64(rb_mask) >= num_rb) {
190       /* Always use the default config when all backends are enabled
191        * (or when we failed to determine the enabled backends).
192        */
193       ac_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, raster_config);
194       if (info->gfx_level >= GFX7)
195          ac_pm4_set_reg(pm4, R_028354_PA_SC_RASTER_CONFIG_1, raster_config_1);
196    } else {
197       ac_write_harvested_raster_configs(info, pm4, raster_config, raster_config_1);
198    }
199 }
200 
201 static void
gfx6_init_graphics_preamble_state(const struct ac_preamble_state * state,struct ac_pm4_state * pm4)202 gfx6_init_graphics_preamble_state(const struct ac_preamble_state *state,
203                                   struct ac_pm4_state *pm4)
204 {
205    const struct radeon_info *info = pm4->info;
206 
207    /* Graphics registers. */
208    /* CLEAR_STATE doesn't restore these correctly. */
209    ac_pm4_set_reg(pm4, R_028240_PA_SC_GENERIC_SCISSOR_TL, S_028240_WINDOW_OFFSET_DISABLE(1));
210    ac_pm4_set_reg(pm4, R_028244_PA_SC_GENERIC_SCISSOR_BR,
211                   S_028244_BR_X(16384) | S_028244_BR_Y(16384));
212 
213    ac_pm4_set_reg(pm4, R_028A18_VGT_HOS_MAX_TESS_LEVEL, fui(64));
214    if (!info->has_clear_state)
215       ac_pm4_set_reg(pm4, R_028A1C_VGT_HOS_MIN_TESS_LEVEL, fui(0));
216 
217    if (!info->has_clear_state) {
218       ac_pm4_set_reg(pm4, R_028820_PA_CL_NANINF_CNTL, 0);
219       ac_pm4_set_reg(pm4, R_028AC0_DB_SRESULTS_COMPARE_STATE0, 0x0);
220       ac_pm4_set_reg(pm4, R_028AC4_DB_SRESULTS_COMPARE_STATE1, 0x0);
221       ac_pm4_set_reg(pm4, R_028AC8_DB_PRELOAD_CONTROL, 0x0);
222       ac_pm4_set_reg(pm4, R_028A8C_VGT_PRIMITIVEID_RESET, 0x0);
223       ac_pm4_set_reg(pm4, R_028B98_VGT_STRMOUT_BUFFER_CONFIG, 0x0);
224       ac_pm4_set_reg(pm4, R_028A5C_VGT_GS_PER_VS, 0x2);
225       ac_pm4_set_reg(pm4, R_028AB8_VGT_VTX_CNT_EN, 0x0);
226    }
227 
228    ac_pm4_set_reg(pm4, R_028080_TA_BC_BASE_ADDR, state->border_color_va >> 8);
229    if (info->gfx_level >= GFX7)
230       ac_pm4_set_reg(pm4, R_028084_TA_BC_BASE_ADDR_HI, S_028084_ADDRESS(state->border_color_va >> 40));
231 
232    if (info->gfx_level == GFX6) {
233       ac_pm4_set_reg(pm4, R_008A14_PA_CL_ENHANCE,
234                      S_008A14_NUM_CLIP_SEQ(3) | S_008A14_CLIP_VTX_REORDER_ENA(1));
235    }
236 
237    if (info->gfx_level >= GFX7) {
238       ac_pm4_set_reg(pm4, R_030A00_PA_SU_LINE_STIPPLE_VALUE, 0);
239       ac_pm4_set_reg(pm4, R_030A04_PA_SC_LINE_STIPPLE_STATE, 0);
240    } else {
241       ac_pm4_set_reg(pm4, R_008A60_PA_SU_LINE_STIPPLE_VALUE, 0);
242       ac_pm4_set_reg(pm4, R_008B10_PA_SC_LINE_STIPPLE_STATE, 0);
243    }
244 
245    /* If any sample location uses the -8 coordinate, the EXCLUSION fields should be set to 0. */
246    ac_pm4_set_reg(pm4, R_02882C_PA_SU_PRIM_FILTER_CNTL,
247                   S_02882C_XMAX_RIGHT_EXCLUSION(info->gfx_level >= GFX7) |
248                   S_02882C_YMAX_BOTTOM_EXCLUSION(info->gfx_level >= GFX7));
249 
250    if (info->gfx_level <= GFX7 || !info->has_clear_state) {
251       ac_pm4_set_reg(pm4, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL, 14);
252       ac_pm4_set_reg(pm4, R_028C5C_VGT_OUT_DEALLOC_CNTL, 16);
253 
254       /* CLEAR_STATE doesn't clear these correctly on certain generations.
255        * I don't know why. Deduced by trial and error.
256        */
257       ac_pm4_set_reg(pm4, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
258       ac_pm4_set_reg(pm4, R_028204_PA_SC_WINDOW_SCISSOR_TL, S_028204_WINDOW_OFFSET_DISABLE(1));
259       ac_pm4_set_reg(pm4, R_028030_PA_SC_SCREEN_SCISSOR_TL, 0);
260    }
261 
262    if (info->gfx_level >= GFX7) {
263       ac_pm4_set_reg_idx3(pm4, R_00B01C_SPI_SHADER_PGM_RSRC3_PS,
264                           ac_apply_cu_en(S_00B01C_CU_EN(0xffffffff) |
265                                          S_00B01C_WAVE_LIMIT_GFX7(0x3F),
266                                          C_00B01C_CU_EN, 0, info));
267    }
268 
269    if (info->gfx_level <= GFX8) {
270       ac_set_raster_config(info, pm4);
271 
272       /* FIXME calculate these values somehow ??? */
273       ac_pm4_set_reg(pm4, R_028A54_VGT_GS_PER_ES, SI_GS_PER_ES);
274       ac_pm4_set_reg(pm4, R_028A58_VGT_ES_PER_GS, 0x40);
275 
276       /* These registers, when written, also overwrite the CLEAR_STATE
277        * context, so we can't rely on CLEAR_STATE setting them.
278        * It would be an issue if there was another UMD changing them.
279        */
280       ac_pm4_set_reg(pm4, R_028400_VGT_MAX_VTX_INDX, ~0);
281       ac_pm4_set_reg(pm4, R_028404_VGT_MIN_VTX_INDX, 0);
282       ac_pm4_set_reg(pm4, R_028408_VGT_INDX_OFFSET, 0);
283    }
284 
285    if (info->gfx_level == GFX9) {
286       ac_pm4_set_reg(pm4, R_00B414_SPI_SHADER_PGM_HI_LS,
287                      S_00B414_MEM_BASE(info->address32_hi >> 8));
288       ac_pm4_set_reg(pm4, R_00B214_SPI_SHADER_PGM_HI_ES,
289                      S_00B214_MEM_BASE(info->address32_hi >> 8));
290    } else {
291       ac_pm4_set_reg(pm4, R_00B524_SPI_SHADER_PGM_HI_LS,
292                      S_00B524_MEM_BASE(info->address32_hi >> 8));
293    }
294 
295    if (info->gfx_level >= GFX7 && info->gfx_level <= GFX8) {
296       ac_pm4_set_reg(pm4, R_00B51C_SPI_SHADER_PGM_RSRC3_LS,
297                      ac_apply_cu_en(S_00B51C_CU_EN(0xffff) | S_00B51C_WAVE_LIMIT(0x3F),
298                                     C_00B51C_CU_EN, 0, info));
299       ac_pm4_set_reg(pm4, R_00B41C_SPI_SHADER_PGM_RSRC3_HS, S_00B41C_WAVE_LIMIT(0x3F));
300       ac_pm4_set_reg(pm4, R_00B31C_SPI_SHADER_PGM_RSRC3_ES,
301                      ac_apply_cu_en(S_00B31C_CU_EN(0xffff) | S_00B31C_WAVE_LIMIT(0x3F),
302                                     C_00B31C_CU_EN, 0, info));
303 
304       /* If this is 0, Bonaire can hang even if GS isn't being used.
305        * Other chips are unaffected. These are suboptimal values,
306        * but we don't use on-chip GS.
307        */
308       ac_pm4_set_reg(pm4, R_028A44_VGT_GS_ONCHIP_CNTL,
309                      S_028A44_ES_VERTS_PER_SUBGRP(64) | S_028A44_GS_PRIMS_PER_SUBGRP(4));
310    }
311 
312    if (info->gfx_level >= GFX8) {
313       unsigned vgt_tess_distribution;
314 
315       if (info->gfx_level == GFX9) {
316          vgt_tess_distribution = S_028B50_ACCUM_ISOLINE(12) |
317                                  S_028B50_ACCUM_TRI(30) |
318                                  S_028B50_ACCUM_QUAD(24) |
319                                  S_028B50_DONUT_SPLIT_GFX9(24) |
320                                  S_028B50_TRAP_SPLIT(6);
321       } else {
322          vgt_tess_distribution = S_028B50_ACCUM_ISOLINE(32) |
323                                  S_028B50_ACCUM_TRI(11) |
324                                  S_028B50_ACCUM_QUAD(11) |
325                                  S_028B50_DONUT_SPLIT_GFX81(16);
326 
327          /* Testing with Unigine Heaven extreme tessellation yielded best results
328           * with TRAP_SPLIT = 3.
329           */
330          if (info->family == CHIP_FIJI || info->family >= CHIP_POLARIS10)
331             vgt_tess_distribution |= S_028B50_TRAP_SPLIT(3);
332       }
333 
334       ac_pm4_set_reg(pm4, R_028B50_VGT_TESS_DISTRIBUTION, vgt_tess_distribution);
335    }
336 
337    ac_pm4_set_reg(pm4, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 1);
338 
339    if (info->gfx_level == GFX9) {
340       ac_pm4_set_reg(pm4, R_030920_VGT_MAX_VTX_INDX, ~0);
341       ac_pm4_set_reg(pm4, R_030924_VGT_MIN_VTX_INDX, 0);
342       ac_pm4_set_reg(pm4, R_030928_VGT_INDX_OFFSET, 0);
343 
344       ac_pm4_set_reg(pm4, R_028060_DB_DFSM_CONTROL, S_028060_PUNCHOUT_MODE(V_028060_FORCE_OFF));
345 
346       ac_pm4_set_reg_idx3(pm4, R_00B41C_SPI_SHADER_PGM_RSRC3_HS,
347                           ac_apply_cu_en(S_00B41C_CU_EN(0xffff) | S_00B41C_WAVE_LIMIT(0x3F),
348                                          C_00B41C_CU_EN, 0, info));
349 
350       ac_pm4_set_reg(pm4, R_028C48_PA_SC_BINNER_CNTL_1,
351                      S_028C48_MAX_ALLOC_COUNT(info->pbb_max_alloc_count - 1) |
352                      S_028C48_MAX_PRIM_PER_BATCH(1023));
353 
354       ac_pm4_set_reg(pm4, R_028AAC_VGT_ESGS_RING_ITEMSIZE, 1);
355       ac_pm4_set_reg(pm4, R_030968_VGT_INSTANCE_BASE_ID, 0);
356    }
357 }
358 
359 static void
gfx10_init_graphics_preamble_state(const struct ac_preamble_state * state,struct ac_pm4_state * pm4)360 gfx10_init_graphics_preamble_state(const struct ac_preamble_state *state,
361                                   struct ac_pm4_state *pm4)
362 {
363    const struct radeon_info *info = pm4->info;
364    unsigned meta_write_policy, meta_read_policy, color_write_policy, color_read_policy;
365    unsigned zs_write_policy, zs_read_policy;
366    unsigned cache_no_alloc = info->gfx_level >= GFX11 ? V_02807C_CACHE_NOA_GFX11:
367                                                         V_02807C_CACHE_NOA_GFX10;
368 
369    if (state->gfx10.cache_rb_gl2) {
370       color_write_policy = V_028410_CACHE_LRU_WR;
371       color_read_policy = V_028410_CACHE_LRU_RD;
372       zs_write_policy = V_02807C_CACHE_LRU_WR;
373       zs_read_policy = V_02807C_CACHE_LRU_RD;
374       meta_write_policy = V_02807C_CACHE_LRU_WR;
375       meta_read_policy = V_02807C_CACHE_LRU_RD;
376    } else {
377       color_write_policy = V_028410_CACHE_STREAM;
378       color_read_policy = cache_no_alloc;
379       zs_write_policy = V_02807C_CACHE_STREAM;
380       zs_read_policy = cache_no_alloc;
381 
382       /* Enable CMASK/HTILE/DCC caching in L2 for small chips. */
383       if (info->max_render_backends <= 4) {
384          meta_write_policy = V_02807C_CACHE_LRU_WR; /* cache writes */
385          meta_read_policy = V_02807C_CACHE_LRU_RD;  /* cache reads */
386       } else {
387          meta_write_policy = V_02807C_CACHE_STREAM; /* write combine */
388          meta_read_policy = cache_no_alloc; /* don't cache reads that miss */
389       }
390    }
391 
392    const unsigned cu_mask_ps = info->gfx_level >= GFX10_3 ? ac_gfx103_get_cu_mask_ps(info) : ~0u;
393    ac_pm4_set_reg_idx3(pm4, R_00B01C_SPI_SHADER_PGM_RSRC3_PS,
394                        ac_apply_cu_en(S_00B01C_CU_EN(cu_mask_ps) |
395                                       S_00B01C_WAVE_LIMIT_GFX7(0x3F) |
396                                       S_00B01C_LDS_GROUP_SIZE_GFX11(info->gfx_level >= GFX11),
397                                       C_00B01C_CU_EN, 0, info));
398    ac_pm4_set_reg(pm4, R_00B0C0_SPI_SHADER_REQ_CTRL_PS,
399                   S_00B0C0_SOFT_GROUPING_EN(1) |
400                   S_00B0C0_NUMBER_OF_REQUESTS_PER_CU(4 - 1));
401    ac_pm4_set_reg(pm4, R_00B0C8_SPI_SHADER_USER_ACCUM_PS_0, 0);
402    ac_pm4_set_reg(pm4, R_00B0CC_SPI_SHADER_USER_ACCUM_PS_1, 0);
403    ac_pm4_set_reg(pm4, R_00B0D0_SPI_SHADER_USER_ACCUM_PS_2, 0);
404    ac_pm4_set_reg(pm4, R_00B0D4_SPI_SHADER_USER_ACCUM_PS_3, 0);
405 
406    if (info->gfx_level < GFX11) {
407       /* Shader registers - VS. */
408       ac_pm4_set_reg_idx3(pm4, R_00B104_SPI_SHADER_PGM_RSRC4_VS,
409                           ac_apply_cu_en(S_00B104_CU_EN(0xffff), /* CUs 16-31 */
410                                          C_00B104_CU_EN, 16, info));
411       ac_pm4_set_reg(pm4, R_00B1C0_SPI_SHADER_REQ_CTRL_VS, 0);
412       ac_pm4_set_reg(pm4, R_00B1C8_SPI_SHADER_USER_ACCUM_VS_0, 0);
413       ac_pm4_set_reg(pm4, R_00B1CC_SPI_SHADER_USER_ACCUM_VS_1, 0);
414       ac_pm4_set_reg(pm4, R_00B1D0_SPI_SHADER_USER_ACCUM_VS_2, 0);
415       ac_pm4_set_reg(pm4, R_00B1D4_SPI_SHADER_USER_ACCUM_VS_3, 0);
416 
417       /* Shader registers - PS. */
418       unsigned cu_mask_ps = info->gfx_level >= GFX10_3 ? ac_gfx103_get_cu_mask_ps(info) : ~0u;
419       ac_pm4_set_reg_idx3(pm4, R_00B004_SPI_SHADER_PGM_RSRC4_PS,
420                           ac_apply_cu_en(S_00B004_CU_EN(cu_mask_ps >> 16), /* CUs 16-31 */
421                                             C_00B004_CU_EN, 16, info));
422 
423       /* Shader registers - HS. */
424       ac_pm4_set_reg_idx3(pm4, R_00B404_SPI_SHADER_PGM_RSRC4_HS,
425                           ac_apply_cu_en(S_00B404_CU_EN(0xffff), /* CUs 16-31 */
426                                          C_00B404_CU_EN, 16, info));
427    }
428 
429    /* Shader registers - GS. */
430    ac_pm4_set_reg(pm4, R_00B2C8_SPI_SHADER_USER_ACCUM_ESGS_0, 0);
431    ac_pm4_set_reg(pm4, R_00B2CC_SPI_SHADER_USER_ACCUM_ESGS_1, 0);
432    ac_pm4_set_reg(pm4, R_00B2D0_SPI_SHADER_USER_ACCUM_ESGS_2, 0);
433    ac_pm4_set_reg(pm4, R_00B2D4_SPI_SHADER_USER_ACCUM_ESGS_3, 0);
434    ac_pm4_set_reg(pm4, R_00B324_SPI_SHADER_PGM_HI_ES,
435                   S_00B324_MEM_BASE(info->address32_hi >> 8));
436 
437    ac_pm4_set_reg_idx3(pm4, R_00B41C_SPI_SHADER_PGM_RSRC3_HS,
438                        ac_apply_cu_en(S_00B41C_CU_EN(0xffff) | S_00B41C_WAVE_LIMIT(0x3F),
439                                       C_00B41C_CU_EN, 0, info));
440    ac_pm4_set_reg(pm4, R_00B4C8_SPI_SHADER_USER_ACCUM_LSHS_0, 0);
441    ac_pm4_set_reg(pm4, R_00B4CC_SPI_SHADER_USER_ACCUM_LSHS_1, 0);
442    ac_pm4_set_reg(pm4, R_00B4D0_SPI_SHADER_USER_ACCUM_LSHS_2, 0);
443    ac_pm4_set_reg(pm4, R_00B4D4_SPI_SHADER_USER_ACCUM_LSHS_3, 0);
444    ac_pm4_set_reg(pm4, R_00B524_SPI_SHADER_PGM_HI_LS,
445                   S_00B524_MEM_BASE(info->address32_hi >> 8));
446 
447    /* Context registers. */
448    if (info->gfx_level < GFX11) {
449       ac_pm4_set_reg(pm4, R_028038_DB_DFSM_CONTROL, S_028038_PUNCHOUT_MODE(V_028038_FORCE_OFF));
450    }
451 
452    ac_pm4_set_reg(pm4, R_02807C_DB_RMI_L2_CACHE_CONTROL,
453                   S_02807C_Z_WR_POLICY(zs_write_policy) |
454                   S_02807C_S_WR_POLICY(zs_write_policy) |
455                   S_02807C_HTILE_WR_POLICY(meta_write_policy) |
456                   S_02807C_ZPCPSD_WR_POLICY(V_02807C_CACHE_STREAM) | /* occlusion query writes */
457                   S_02807C_Z_RD_POLICY(zs_read_policy) |
458                   S_02807C_S_RD_POLICY(zs_read_policy) |
459                   S_02807C_HTILE_RD_POLICY(meta_read_policy));
460    ac_pm4_set_reg(pm4, R_028080_TA_BC_BASE_ADDR, state->border_color_va >> 8);
461    ac_pm4_set_reg(pm4, R_028084_TA_BC_BASE_ADDR_HI, S_028084_ADDRESS(state->border_color_va >> 40));
462 
463    ac_pm4_set_reg(pm4, R_028410_CB_RMI_GL2_CACHE_CONTROL,
464                   (info->gfx_level >= GFX11 ?
465                       S_028410_COLOR_WR_POLICY_GFX11(color_write_policy) |
466                       S_028410_COLOR_RD_POLICY(color_read_policy) |
467                       S_028410_DCC_WR_POLICY_GFX11(meta_write_policy) |
468                       S_028410_DCC_RD_POLICY(meta_read_policy)
469                     :
470                       S_028410_COLOR_WR_POLICY_GFX10(color_write_policy) |
471                       S_028410_COLOR_RD_POLICY(color_read_policy)) |
472                       S_028410_FMASK_WR_POLICY(color_write_policy) |
473                       S_028410_FMASK_RD_POLICY(color_read_policy) |
474                       S_028410_CMASK_WR_POLICY(meta_write_policy) |
475                       S_028410_CMASK_RD_POLICY(meta_read_policy) |
476                       S_028410_DCC_WR_POLICY_GFX10(meta_write_policy) |
477                       S_028410_DCC_RD_POLICY(meta_read_policy));
478 
479    if (info->gfx_level >= GFX10_3)
480       ac_pm4_set_reg(pm4, R_028750_SX_PS_DOWNCONVERT_CONTROL, 0xff);
481 
482    /* If any sample location uses the -8 coordinate, the EXCLUSION fields should be set to 0. */
483    ac_pm4_set_reg(pm4, R_02882C_PA_SU_PRIM_FILTER_CNTL,
484                   S_02882C_XMAX_RIGHT_EXCLUSION(1) |
485                   S_02882C_YMAX_BOTTOM_EXCLUSION(1));
486    ac_pm4_set_reg(pm4, R_028830_PA_SU_SMALL_PRIM_FILTER_CNTL,
487                   S_028830_SMALL_PRIM_FILTER_ENABLE(1));
488 
489    ac_pm4_set_reg(pm4, R_028A18_VGT_HOS_MAX_TESS_LEVEL, fui(64));
490    ac_pm4_set_reg(pm4, R_028AAC_VGT_ESGS_RING_ITEMSIZE, 1);
491    ac_pm4_set_reg(pm4, R_028B50_VGT_TESS_DISTRIBUTION,
492                   info->gfx_level >= GFX11 ?
493                      S_028B50_ACCUM_ISOLINE(128) |
494                      S_028B50_ACCUM_TRI(128) |
495                      S_028B50_ACCUM_QUAD(128) |
496                      S_028B50_DONUT_SPLIT_GFX9(24) |
497                      S_028B50_TRAP_SPLIT(6)
498                    :
499                      S_028B50_ACCUM_ISOLINE(12) |
500                      S_028B50_ACCUM_TRI(30) |
501                      S_028B50_ACCUM_QUAD(24) |
502                      S_028B50_DONUT_SPLIT_GFX9(24) |
503                      S_028B50_TRAP_SPLIT(6));
504 
505    /* GFX11+ shouldn't subtract 1 from pbb_max_alloc_count.  */
506    unsigned gfx10_one = info->gfx_level < GFX11;
507    ac_pm4_set_reg(pm4, R_028C48_PA_SC_BINNER_CNTL_1,
508                   S_028C48_MAX_ALLOC_COUNT(info->pbb_max_alloc_count - gfx10_one) |
509                   S_028C48_MAX_PRIM_PER_BATCH(1023));
510 
511    if (info->gfx_level >= GFX11_5)
512       ac_pm4_set_reg(pm4, R_028C54_PA_SC_BINNER_CNTL_2,
513                      S_028C54_ENABLE_PING_PONG_BIN_ORDER(1));
514 
515    /* Break up a pixel wave if it contains deallocs for more than
516     * half the parameter cache.
517     *
518     * To avoid a deadlock where pixel waves aren't launched
519     * because they're waiting for more pixels while the frontend
520     * is stuck waiting for PC space, the maximum allowed value is
521     * the size of the PC minus the largest possible allocation for
522     * a single primitive shader subgroup.
523     */
524    ac_pm4_set_reg(pm4, R_028C50_PA_SC_NGG_MODE_CNTL,
525                   S_028C50_MAX_DEALLOCS_IN_WAVE(info->gfx_level >= GFX11 ? 16 : 512));
526    if (info->gfx_level < GFX11)
527       ac_pm4_set_reg(pm4, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL, 14); /* Reuse for legacy (non-NGG) only. */
528 
529    /* Uconfig registers. */
530    ac_pm4_set_reg(pm4, R_030924_GE_MIN_VTX_INDX, 0);
531    ac_pm4_set_reg(pm4, R_030928_GE_INDX_OFFSET, 0);
532    if (info->gfx_level >= GFX11) {
533       /* This is changed by draws for indexed draws, but we need to set DISABLE_FOR_AUTO_INDEX
534        * here, which disables primitive restart for all non-indexed draws, so that those draws
535        * won't have to set this state.
536        */
537       ac_pm4_set_reg(pm4, R_03092C_GE_MULTI_PRIM_IB_RESET_EN, S_03092C_DISABLE_FOR_AUTO_INDEX(1));
538    }
539    ac_pm4_set_reg(pm4, R_030964_GE_MAX_VTX_INDX, ~0);
540    ac_pm4_set_reg(pm4, R_030968_VGT_INSTANCE_BASE_ID, 0);
541    ac_pm4_set_reg(pm4, R_03097C_GE_STEREO_CNTL, 0);
542    ac_pm4_set_reg(pm4, R_030988_GE_USER_VGPR_EN, 0);
543 
544    ac_pm4_set_reg(pm4, R_030A00_PA_SU_LINE_STIPPLE_VALUE, 0);
545    ac_pm4_set_reg(pm4, R_030A04_PA_SC_LINE_STIPPLE_STATE, 0);
546 
547    if (info->gfx_level >= GFX11) {
548       uint64_t rb_mask = BITFIELD64_MASK(info->max_render_backends);
549 
550       ac_pm4_cmd_add(pm4, PKT3(PKT3_EVENT_WRITE, 2, 0));
551       ac_pm4_cmd_add(pm4, EVENT_TYPE(V_028A90_PIXEL_PIPE_STAT_CONTROL) | EVENT_INDEX(1));
552       ac_pm4_cmd_add(pm4, PIXEL_PIPE_STATE_CNTL_COUNTER_ID(0) |
553                           PIXEL_PIPE_STATE_CNTL_STRIDE(2) |
554                           PIXEL_PIPE_STATE_CNTL_INSTANCE_EN_LO(rb_mask));
555       ac_pm4_cmd_add(pm4, PIXEL_PIPE_STATE_CNTL_INSTANCE_EN_HI(rb_mask));
556    }
557 }
558 
559 static void
gfx12_init_graphics_preamble_state(const struct ac_preamble_state * state,struct ac_pm4_state * pm4)560 gfx12_init_graphics_preamble_state(const struct ac_preamble_state *state,
561                                   struct ac_pm4_state *pm4)
562 {
563    const struct radeon_info *info = pm4->info;
564    unsigned color_write_policy, color_read_policy;
565    enum gfx12_store_temporal_hint color_write_temporal_hint, zs_write_temporal_hint;
566    enum gfx12_load_temporal_hint color_read_temporal_hint, zs_read_temporal_hint;
567 
568    if (state->gfx10.cache_rb_gl2) {
569       color_write_policy = V_028410_CACHE_LRU_WR;
570       color_read_policy = V_028410_CACHE_LRU_RD;
571       color_write_temporal_hint = gfx12_store_regular_temporal;
572       color_read_temporal_hint = gfx12_load_regular_temporal;
573       zs_write_temporal_hint = gfx12_store_regular_temporal;
574       zs_read_temporal_hint = gfx12_load_regular_temporal;
575    } else {
576       color_write_policy = V_028410_CACHE_STREAM;
577       color_read_policy = V_02807C_CACHE_NOA_GFX11;
578       color_write_temporal_hint = gfx12_store_near_non_temporal_far_regular_temporal;
579       color_read_temporal_hint = gfx12_load_near_non_temporal_far_regular_temporal;
580       zs_write_temporal_hint = gfx12_store_near_non_temporal_far_regular_temporal;
581       zs_read_temporal_hint = gfx12_load_near_non_temporal_far_regular_temporal;
582    }
583 
584    /* Shader registers - PS */
585    ac_pm4_set_reg_idx3(pm4, R_00B018_SPI_SHADER_PGM_RSRC3_PS,
586                        ac_apply_cu_en(S_00B018_CU_EN(0xffff),
587                                       C_00B018_CU_EN, 0, info));
588    ac_pm4_set_reg(pm4, R_00B0C0_SPI_SHADER_REQ_CTRL_PS,
589                   S_00B0C0_SOFT_GROUPING_EN(1) |
590                   S_00B0C0_NUMBER_OF_REQUESTS_PER_CU(4 - 1));
591    ac_pm4_set_reg(pm4, R_00B0C8_SPI_SHADER_USER_ACCUM_PS_0, 0);
592    ac_pm4_set_reg(pm4, R_00B0CC_SPI_SHADER_USER_ACCUM_PS_1, 0);
593    ac_pm4_set_reg(pm4, R_00B0D0_SPI_SHADER_USER_ACCUM_PS_2, 0);
594    ac_pm4_set_reg(pm4, R_00B0D4_SPI_SHADER_USER_ACCUM_PS_3, 0);
595 
596    /* Shader registers - GS */
597    ac_pm4_set_reg(pm4, R_00B218_SPI_SHADER_PGM_HI_ES,
598                   S_00B324_MEM_BASE(info->address32_hi >> 8));
599    ac_pm4_set_reg_idx3(pm4, R_00B21C_SPI_SHADER_PGM_RSRC3_GS,
600                        ac_apply_cu_en(0xfffffdfd, 0, 0, info));
601    ac_pm4_set_reg(pm4, R_00B2C8_SPI_SHADER_USER_ACCUM_ESGS_0, 0);
602    ac_pm4_set_reg(pm4, R_00B2CC_SPI_SHADER_USER_ACCUM_ESGS_1, 0);
603    ac_pm4_set_reg(pm4, R_00B2D0_SPI_SHADER_USER_ACCUM_ESGS_2, 0);
604    ac_pm4_set_reg(pm4, R_00B2D4_SPI_SHADER_USER_ACCUM_ESGS_3, 0);
605 
606    /* Shader registers - HS */
607    ac_pm4_set_reg(pm4, R_00B418_SPI_SHADER_PGM_HI_LS,
608                   S_00B524_MEM_BASE(info->address32_hi >> 8));
609    ac_pm4_set_reg_idx3(pm4, R_00B41C_SPI_SHADER_PGM_RSRC3_HS,
610                        ac_apply_cu_en(0xffffffff, 0, 0, info));
611    ac_pm4_set_reg(pm4, R_00B4C8_SPI_SHADER_USER_ACCUM_LSHS_0, 0);
612    ac_pm4_set_reg(pm4, R_00B4CC_SPI_SHADER_USER_ACCUM_LSHS_1, 0);
613    ac_pm4_set_reg(pm4, R_00B4D0_SPI_SHADER_USER_ACCUM_LSHS_2, 0);
614    ac_pm4_set_reg(pm4, R_00B4D4_SPI_SHADER_USER_ACCUM_LSHS_3, 0);
615 
616    /* Context registers */
617    ac_pm4_set_reg(pm4, R_02800C_DB_RENDER_OVERRIDE, S_02800C_FORCE_STENCIL_READ(1));
618    ac_pm4_set_reg(pm4, R_028040_DB_GL1_INTERFACE_CONTROL, 0);
619    ac_pm4_set_reg(pm4, R_028048_DB_MEM_TEMPORAL,
620                   S_028048_Z_TEMPORAL_READ(zs_read_temporal_hint) |
621                   S_028048_Z_TEMPORAL_WRITE(zs_write_temporal_hint) |
622                   S_028048_STENCIL_TEMPORAL_READ(zs_read_temporal_hint) |
623                   S_028048_STENCIL_TEMPORAL_WRITE(zs_write_temporal_hint) |
624                   S_028048_OCCLUSION_TEMPORAL_WRITE(gfx12_store_regular_temporal));
625    ac_pm4_set_reg(pm4, R_028064_DB_VIEWPORT_CONTROL, 0);
626    ac_pm4_set_reg(pm4, R_028068_DB_SPI_VRS_CENTER_LOCATION, 0);
627    ac_pm4_set_reg(pm4, R_028080_TA_BC_BASE_ADDR, state->border_color_va >> 8);
628    ac_pm4_set_reg(pm4, R_028084_TA_BC_BASE_ADDR_HI, S_028084_ADDRESS(state->border_color_va >> 40));
629    ac_pm4_set_reg(pm4, R_02808C_DB_STENCIL_OPVAL, S_02808C_OPVAL(1) | S_02808C_OPVAL_BF(1));
630    ac_pm4_set_reg(pm4, R_0280F8_SC_MEM_TEMPORAL,
631                   S_0280F8_VRS_TEMPORAL_READ(gfx12_load_regular_temporal) |
632                   S_0280F8_VRS_TEMPORAL_WRITE(gfx12_store_regular_temporal) |
633                   S_0280F8_HIZ_TEMPORAL_READ(gfx12_load_regular_temporal) |
634                   S_0280F8_HIZ_TEMPORAL_WRITE(gfx12_store_regular_temporal) |
635                   S_0280F8_HIS_TEMPORAL_READ(gfx12_load_regular_temporal) |
636                   S_0280F8_HIS_TEMPORAL_WRITE(gfx12_store_regular_temporal));
637    ac_pm4_set_reg(pm4, R_0280FC_SC_MEM_SPEC_READ,
638                   S_0280FC_VRS_SPECULATIVE_READ(gfx12_spec_read_force_on) |
639                   S_0280FC_HIZ_SPECULATIVE_READ(gfx12_spec_read_force_on) |
640                   S_0280FC_HIS_SPECULATIVE_READ(gfx12_spec_read_force_on));
641 
642    /* We don't need to initialize PA_SC_VPORT_* because we don't enable
643     * IMPLICIT_VPORT_SCISSOR_ENABLE, but it might be useful for Vulkan.
644     *
645     * If you set IMPLICIT_VPORT_SCISSOR_ENABLE, PA_SC_VPORT_* will take effect and allows
646     * setting a scissor that covers the whole viewport. If you set VPORT_SCISSOR_ENABLE,
647     * PA_SC_VPORT_SCISSOR_* will take effect and allows setting a user scissor. If you set
648     * both enable bits, the hw will use the intersection of both. It allows separating implicit
649     * viewport scissors from user scissors.
650     */
651    ac_pm4_set_reg(pm4, R_028180_PA_SC_SCREEN_SCISSOR_TL, 0);
652    ac_pm4_set_reg(pm4, R_028184_PA_SC_SCREEN_SCISSOR_BR,
653                   S_028184_BR_X(65535) | S_028184_BR_Y(65535)); /* inclusive bounds */
654    ac_pm4_set_reg(pm4, R_028204_PA_SC_WINDOW_SCISSOR_TL, 0);
655    ac_pm4_set_reg(pm4, R_028240_PA_SC_GENERIC_SCISSOR_TL, 0);
656    ac_pm4_set_reg(pm4, R_028244_PA_SC_GENERIC_SCISSOR_BR,
657                   S_028244_BR_X(65535) | S_028244_BR_Y(65535)); /* inclusive bounds */
658    ac_pm4_set_reg(pm4, R_028358_PA_SC_SCREEN_EXTENT_CONTROL, 0);
659    ac_pm4_set_reg(pm4, R_02835C_PA_SC_TILE_STEERING_OVERRIDE,
660                   info->pa_sc_tile_steering_override);
661    ac_pm4_set_reg(pm4, R_0283E0_PA_SC_VRS_INFO, 0);
662 
663    ac_pm4_set_reg(pm4, R_028410_CB_RMI_GL2_CACHE_CONTROL,
664                   S_028410_COLOR_WR_POLICY_GFX11(color_write_policy) |
665                   S_028410_COLOR_RD_POLICY(color_read_policy));
666    ac_pm4_set_reg(pm4, R_0286E4_SPI_BARYC_SSAA_CNTL, S_0286E4_COVERED_CENTROID_IS_CENTER(1));
667    ac_pm4_set_reg(pm4, R_028750_SX_PS_DOWNCONVERT_CONTROL, 0xff);
668    ac_pm4_set_reg(pm4, R_0287D4_PA_CL_POINT_X_RAD, 0);
669    ac_pm4_set_reg(pm4, R_0287D8_PA_CL_POINT_Y_RAD, 0);
670    ac_pm4_set_reg(pm4, R_0287DC_PA_CL_POINT_SIZE, 0);
671    ac_pm4_set_reg(pm4, R_0287E0_PA_CL_POINT_CULL_RAD, 0);
672    ac_pm4_set_reg(pm4, R_028820_PA_CL_NANINF_CNTL, 0);
673    ac_pm4_set_reg(pm4, R_028824_PA_SU_LINE_STIPPLE_CNTL, 0);
674    ac_pm4_set_reg(pm4, R_028828_PA_SU_LINE_STIPPLE_SCALE, 0);
675    /* If any sample location uses the -8 coordinate, the EXCLUSION fields should be set to 0. */
676    ac_pm4_set_reg(pm4, R_02882C_PA_SU_PRIM_FILTER_CNTL,
677                   S_02882C_XMAX_RIGHT_EXCLUSION(1) |
678                   S_02882C_YMAX_BOTTOM_EXCLUSION(1));
679    ac_pm4_set_reg(pm4, R_028830_PA_SU_SMALL_PRIM_FILTER_CNTL,
680                   S_028830_SMALL_PRIM_FILTER_ENABLE(1) |
681                   S_028830_SC_1XMSAA_COMPATIBLE_DISABLE(1) /* use sample locations even for MSAA 1x */);
682    ac_pm4_set_reg(pm4, R_02883C_PA_SU_OVER_RASTERIZATION_CNTL, 0);
683    ac_pm4_set_reg(pm4, R_028840_PA_STEREO_CNTL, S_028840_STEREO_MODE(1));
684 
685    ac_pm4_set_reg(pm4, R_028A18_VGT_HOS_MAX_TESS_LEVEL, fui(64));
686    ac_pm4_set_reg(pm4, R_028A1C_VGT_HOS_MIN_TESS_LEVEL, fui(0));
687    ac_pm4_set_reg(pm4, R_028A50_GE_SE_ENHANCE, 0);
688    ac_pm4_set_reg(pm4, R_028A70_GE_IA_ENHANCE, 0);
689    ac_pm4_set_reg(pm4, R_028A80_GE_WD_ENHANCE, 0);
690    ac_pm4_set_reg(pm4, R_028A9C_VGT_REUSE_OFF, 0);
691    ac_pm4_set_reg(pm4, R_028AA0_VGT_DRAW_PAYLOAD_CNTL, 0);
692    ac_pm4_set_reg(pm4, R_028ABC_DB_HTILE_SURFACE, 0);
693 
694    ac_pm4_set_reg(pm4, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0);
695    ac_pm4_set_reg(pm4, R_028B50_VGT_TESS_DISTRIBUTION,
696                   S_028B50_ACCUM_ISOLINE(128) |
697                   S_028B50_ACCUM_TRI(128) |
698                   S_028B50_ACCUM_QUAD(128) |
699                   S_028B50_DONUT_SPLIT_GFX9(24) |
700                   S_028B50_TRAP_SPLIT(6));
701    ac_pm4_set_reg(pm4, R_028BC0_PA_SC_HISZ_RENDER_OVERRIDE, 0);
702 
703    ac_pm4_set_reg(pm4, R_028C40_PA_SC_BINNER_OUTPUT_TIMEOUT_COUNTER, 0x800);
704    ac_pm4_set_reg(pm4, R_028C48_PA_SC_BINNER_CNTL_1,
705                   S_028C48_MAX_ALLOC_COUNT(254) |
706                   S_028C48_MAX_PRIM_PER_BATCH(511));
707    ac_pm4_set_reg(pm4, R_028C4C_PA_SC_BINNER_CNTL_2, S_028C4C_ENABLE_PING_PONG_BIN_ORDER(1));
708    ac_pm4_set_reg(pm4, R_028C50_PA_SC_NGG_MODE_CNTL, S_028C50_MAX_DEALLOCS_IN_WAVE(64));
709    ac_pm4_set_reg(pm4, R_028C58_PA_SC_SHADER_CONTROL,
710                   S_028C58_REALIGN_DQUADS_AFTER_N_WAVES(1));
711 
712    for (unsigned i = 0; i < 8; i++) {
713       ac_pm4_set_reg(pm4, R_028F00_CB_MEM0_INFO + i * 4,
714                      S_028F00_TEMPORAL_READ(color_read_temporal_hint) |
715                      S_028F00_TEMPORAL_WRITE(color_write_temporal_hint));
716    }
717 
718    /* Uconfig registers. */
719    ac_pm4_set_reg(pm4, R_030924_GE_MIN_VTX_INDX, 0);
720    ac_pm4_set_reg(pm4, R_030928_GE_INDX_OFFSET, 0);
721    /* This is changed by draws for indexed draws, but we need to set DISABLE_FOR_AUTO_INDEX
722     * here, which disables primitive restart for all non-indexed draws, so that those draws
723     * won't have to set this state.
724     */
725    ac_pm4_set_reg(pm4, R_03092C_GE_MULTI_PRIM_IB_RESET_EN, S_03092C_DISABLE_FOR_AUTO_INDEX(1));
726    ac_pm4_set_reg(pm4, R_030950_GE_GS_THROTTLE,
727                   S_030950_T0(0x1) |
728                   S_030950_T1(0x4) |
729                   S_030950_T2(0x3) |
730                   S_030950_STALL_CYCLES(0x40) |
731                   S_030950_FACTOR1(0x2) |
732                   S_030950_FACTOR2(0x3) |
733                   S_030950_ENABLE_THROTTLE(0) |
734                   S_030950_NUM_INIT_GRPS(0xff));
735    ac_pm4_set_reg(pm4, R_030964_GE_MAX_VTX_INDX, ~0);
736    ac_pm4_set_reg(pm4, R_030968_VGT_INSTANCE_BASE_ID, 0);
737    ac_pm4_set_reg(pm4, R_03097C_GE_STEREO_CNTL, 0);
738    ac_pm4_set_reg(pm4, R_030980_GE_USER_VGPR_EN, 0);
739    ac_pm4_set_reg(pm4, R_0309B4_VGT_PRIMITIVEID_RESET, 0);
740    ac_pm4_set_reg(pm4, R_03098C_GE_VRS_RATE, 0);
741    ac_pm4_set_reg(pm4, R_030A00_PA_SU_LINE_STIPPLE_VALUE, 0);
742    ac_pm4_set_reg(pm4, R_030A04_PA_SC_LINE_STIPPLE_STATE, 0);
743 
744    ac_pm4_set_reg(pm4, R_031128_SPI_GRP_LAUNCH_GUARANTEE_ENABLE, 0x8A4D);
745    ac_pm4_set_reg(pm4, R_03112C_SPI_GRP_LAUNCH_GUARANTEE_CTRL, 0x1123);
746 
747    uint64_t rb_mask = BITFIELD64_MASK(info->max_render_backends);
748 
749    ac_pm4_cmd_add(pm4, PKT3(PKT3_EVENT_WRITE, 2, 0));
750    ac_pm4_cmd_add(pm4, EVENT_TYPE(V_028A90_PIXEL_PIPE_STAT_CONTROL) | EVENT_INDEX(1));
751    ac_pm4_cmd_add(pm4, PIXEL_PIPE_STATE_CNTL_COUNTER_ID(0) |
752                        PIXEL_PIPE_STATE_CNTL_STRIDE(2) |
753                        PIXEL_PIPE_STATE_CNTL_INSTANCE_EN_LO(rb_mask));
754    ac_pm4_cmd_add(pm4, PIXEL_PIPE_STATE_CNTL_INSTANCE_EN_HI(rb_mask));
755 }
756 
757 void
ac_init_graphics_preamble_state(const struct ac_preamble_state * state,struct ac_pm4_state * pm4)758 ac_init_graphics_preamble_state(const struct ac_preamble_state *state,
759                                struct ac_pm4_state *pm4)
760 {
761    const struct radeon_info *info = pm4->info;
762 
763    if (info->gfx_level >= GFX12) {
764       gfx12_init_graphics_preamble_state(state, pm4);
765    } else if (info->gfx_level >= GFX10) {
766       gfx10_init_graphics_preamble_state(state, pm4);
767    } else {
768       gfx6_init_graphics_preamble_state(state, pm4);
769    }
770 }
771