2 * Copyright 2012 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
24 * Christian König <christian.koenig@amd.com>
27 #include "util/u_memory.h"
28 #include "util/u_framebuffer.h"
29 #include "util/u_blitter.h"
30 #include "tgsi/tgsi_parse.h"
31 #include "radeonsi_pipe.h"
32 #include "radeonsi_shader.h"
40 static void si_pipe_shader_vs(struct pipe_context
*ctx
, struct si_pipe_shader
*shader
)
42 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
43 struct si_pm4_state
*pm4
;
44 unsigned num_sgprs
, num_user_sgprs
;
45 unsigned nparams
, i
, vgpr_comp_cnt
;
48 si_pm4_delete_state(rctx
, vs
, shader
->pm4
);
49 pm4
= shader
->pm4
= si_pm4_alloc_state(rctx
);
54 si_pm4_inval_shader_cache(pm4
);
56 /* Certain attributes (position, psize, etc.) don't count as params.
57 * VS is required to export at least one param and r600_shader_from_tgsi()
58 * takes care of adding a dummy export.
60 for (nparams
= 0, i
= 0 ; i
< shader
->shader
.noutput
; i
++) {
61 switch (shader
->shader
.output
[i
].name
) {
62 case TGSI_SEMANTIC_POSITION
:
63 case TGSI_SEMANTIC_PSIZE
:
72 si_pm4_set_reg(pm4
, R_0286C4_SPI_VS_OUT_CONFIG
,
73 S_0286C4_VS_EXPORT_COUNT(nparams
- 1));
75 si_pm4_set_reg(pm4
, R_02870C_SPI_SHADER_POS_FORMAT
,
76 S_02870C_POS0_EXPORT_FORMAT(V_02870C_SPI_SHADER_4COMP
) |
77 S_02870C_POS1_EXPORT_FORMAT(shader
->shader
.vs_out_misc_write
?
78 V_02870C_SPI_SHADER_4COMP
:
79 V_02870C_SPI_SHADER_NONE
) |
80 S_02870C_POS2_EXPORT_FORMAT((shader
->shader
.clip_dist_write
& 0x0F) ?
81 V_02870C_SPI_SHADER_4COMP
:
82 V_02870C_SPI_SHADER_NONE
) |
83 S_02870C_POS3_EXPORT_FORMAT((shader
->shader
.clip_dist_write
& 0xF0) ?
84 V_02870C_SPI_SHADER_4COMP
:
85 V_02870C_SPI_SHADER_NONE
));
87 va
= r600_resource_va(ctx
->screen
, (void *)shader
->bo
);
88 si_pm4_add_bo(pm4
, shader
->bo
, RADEON_USAGE_READ
);
89 si_pm4_set_reg(pm4
, R_00B120_SPI_SHADER_PGM_LO_VS
, va
>> 8);
90 si_pm4_set_reg(pm4
, R_00B124_SPI_SHADER_PGM_HI_VS
, va
>> 40);
92 num_user_sgprs
= SI_VS_NUM_USER_SGPR
;
93 num_sgprs
= shader
->num_sgprs
;
94 if (num_user_sgprs
> num_sgprs
) {
95 /* Last 2 reserved SGPRs are used for VCC */
96 num_sgprs
= num_user_sgprs
+ 2;
98 assert(num_sgprs
<= 104);
100 vgpr_comp_cnt
= shader
->shader
.uses_instanceid
? 3 : 0;
102 si_pm4_set_reg(pm4
, R_00B128_SPI_SHADER_PGM_RSRC1_VS
,
103 S_00B128_VGPRS((shader
->num_vgprs
- 1) / 4) |
104 S_00B128_SGPRS((num_sgprs
- 1) / 8) |
105 S_00B128_VGPR_COMP_CNT(vgpr_comp_cnt
));
106 si_pm4_set_reg(pm4
, R_00B12C_SPI_SHADER_PGM_RSRC2_VS
,
107 S_00B12C_USER_SGPR(num_user_sgprs
));
109 if (rctx
->chip_class
>= CIK
) {
110 si_pm4_set_reg(pm4
, R_00B118_SPI_SHADER_PGM_RSRC3_VS
,
111 S_00B118_CU_EN(0xffff));
112 si_pm4_set_reg(pm4
, R_00B11C_SPI_SHADER_LATE_ALLOC_VS
,
116 si_pm4_bind_state(rctx
, vs
, shader
->pm4
);
119 static void si_pipe_shader_ps(struct pipe_context
*ctx
, struct si_pipe_shader
*shader
)
121 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
122 struct si_pm4_state
*pm4
;
123 unsigned i
, exports_ps
, num_cout
, spi_ps_in_control
, db_shader_control
;
124 unsigned num_sgprs
, num_user_sgprs
;
125 boolean have_linear
= FALSE
, have_centroid
= FALSE
, have_perspective
= FALSE
;
126 unsigned fragcoord_interp_mode
= 0;
127 unsigned spi_baryc_cntl
, spi_ps_input_ena
, spi_shader_z_format
;
130 si_pm4_delete_state(rctx
, ps
, shader
->pm4
);
131 pm4
= shader
->pm4
= si_pm4_alloc_state(rctx
);
136 si_pm4_inval_shader_cache(pm4
);
138 db_shader_control
= S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z
);
139 for (i
= 0; i
< shader
->shader
.ninput
; i
++) {
140 switch (shader
->shader
.input
[i
].name
) {
141 case TGSI_SEMANTIC_POSITION
:
142 if (shader
->shader
.input
[i
].centroid
) {
143 /* fragcoord_interp_mode will be written to
144 * SPI_BARYC_CNTL.POS_FLOAT_LOCATION
146 * 0 -> Position = pixel center (default)
147 * 1 -> Position = pixel centroid
148 * 2 -> Position = iterated sample number XXX:
149 * What does this mean?
151 fragcoord_interp_mode
= 1;
154 case TGSI_SEMANTIC_FACE
:
158 if (shader
->shader
.input
[i
].interpolate
== TGSI_INTERPOLATE_LINEAR
)
160 if (shader
->shader
.input
[i
].interpolate
== TGSI_INTERPOLATE_PERSPECTIVE
)
161 have_perspective
= TRUE
;
162 if (shader
->shader
.input
[i
].centroid
)
163 have_centroid
= TRUE
;
166 for (i
= 0; i
< shader
->shader
.noutput
; i
++) {
167 if (shader
->shader
.output
[i
].name
== TGSI_SEMANTIC_POSITION
)
168 db_shader_control
|= S_02880C_Z_EXPORT_ENABLE(1);
169 if (shader
->shader
.output
[i
].name
== TGSI_SEMANTIC_STENCIL
)
170 db_shader_control
|= S_02880C_STENCIL_TEST_VAL_EXPORT_ENABLE(1);
172 if (shader
->shader
.uses_kill
|| shader
->key
.ps
.alpha_func
!= PIPE_FUNC_ALWAYS
)
173 db_shader_control
|= S_02880C_KILL_ENABLE(1);
177 for (i
= 0; i
< shader
->shader
.noutput
; i
++) {
178 if (shader
->shader
.output
[i
].name
== TGSI_SEMANTIC_POSITION
||
179 shader
->shader
.output
[i
].name
== TGSI_SEMANTIC_STENCIL
)
181 else if (shader
->shader
.output
[i
].name
== TGSI_SEMANTIC_COLOR
) {
182 if (shader
->shader
.fs_write_all
)
183 num_cout
= shader
->shader
.nr_cbufs
;
189 /* always at least export 1 component per pixel */
193 spi_ps_in_control
= S_0286D8_NUM_INTERP(shader
->shader
.ninterp
);
196 if (have_perspective
)
197 spi_baryc_cntl
|= have_centroid
?
198 S_0286E0_PERSP_CENTROID_CNTL(1) : S_0286E0_PERSP_CENTER_CNTL(1);
200 spi_baryc_cntl
|= have_centroid
?
201 S_0286E0_LINEAR_CENTROID_CNTL(1) : S_0286E0_LINEAR_CENTER_CNTL(1);
202 spi_baryc_cntl
|= S_0286E0_POS_FLOAT_LOCATION(fragcoord_interp_mode
);
204 si_pm4_set_reg(pm4
, R_0286E0_SPI_BARYC_CNTL
, spi_baryc_cntl
);
205 spi_ps_input_ena
= shader
->spi_ps_input_ena
;
206 /* we need to enable at least one of them, otherwise we hang the GPU */
207 assert(G_0286CC_PERSP_SAMPLE_ENA(spi_ps_input_ena
) ||
208 G_0286CC_PERSP_CENTER_ENA(spi_ps_input_ena
) ||
209 G_0286CC_PERSP_CENTROID_ENA(spi_ps_input_ena
) ||
210 G_0286CC_PERSP_PULL_MODEL_ENA(spi_ps_input_ena
) ||
211 G_0286CC_LINEAR_SAMPLE_ENA(spi_ps_input_ena
) ||
212 G_0286CC_LINEAR_CENTER_ENA(spi_ps_input_ena
) ||
213 G_0286CC_LINEAR_CENTROID_ENA(spi_ps_input_ena
) ||
214 G_0286CC_LINE_STIPPLE_TEX_ENA(spi_ps_input_ena
));
216 si_pm4_set_reg(pm4
, R_0286CC_SPI_PS_INPUT_ENA
, spi_ps_input_ena
);
217 si_pm4_set_reg(pm4
, R_0286D0_SPI_PS_INPUT_ADDR
, spi_ps_input_ena
);
218 si_pm4_set_reg(pm4
, R_0286D8_SPI_PS_IN_CONTROL
, spi_ps_in_control
);
220 if (G_02880C_STENCIL_TEST_VAL_EXPORT_ENABLE(db_shader_control
))
221 spi_shader_z_format
= V_028710_SPI_SHADER_32_GR
;
222 else if (G_02880C_Z_EXPORT_ENABLE(db_shader_control
))
223 spi_shader_z_format
= V_028710_SPI_SHADER_32_R
;
225 spi_shader_z_format
= 0;
226 si_pm4_set_reg(pm4
, R_028710_SPI_SHADER_Z_FORMAT
, spi_shader_z_format
);
227 si_pm4_set_reg(pm4
, R_028714_SPI_SHADER_COL_FORMAT
,
228 shader
->spi_shader_col_format
);
229 si_pm4_set_reg(pm4
, R_02823C_CB_SHADER_MASK
, shader
->cb_shader_mask
);
231 va
= r600_resource_va(ctx
->screen
, (void *)shader
->bo
);
232 si_pm4_add_bo(pm4
, shader
->bo
, RADEON_USAGE_READ
);
233 si_pm4_set_reg(pm4
, R_00B020_SPI_SHADER_PGM_LO_PS
, va
>> 8);
234 si_pm4_set_reg(pm4
, R_00B024_SPI_SHADER_PGM_HI_PS
, va
>> 40);
236 num_user_sgprs
= SI_PS_NUM_USER_SGPR
;
237 num_sgprs
= shader
->num_sgprs
;
238 if (num_user_sgprs
> num_sgprs
) {
239 /* Last 2 reserved SGPRs are used for VCC */
240 num_sgprs
= num_user_sgprs
+ 2;
242 assert(num_sgprs
<= 104);
244 si_pm4_set_reg(pm4
, R_00B028_SPI_SHADER_PGM_RSRC1_PS
,
245 S_00B028_VGPRS((shader
->num_vgprs
- 1) / 4) |
246 S_00B028_SGPRS((num_sgprs
- 1) / 8));
247 si_pm4_set_reg(pm4
, R_00B02C_SPI_SHADER_PGM_RSRC2_PS
,
248 S_00B02C_EXTRA_LDS_SIZE(shader
->lds_size
) |
249 S_00B02C_USER_SGPR(num_user_sgprs
));
250 if (rctx
->chip_class
>= CIK
) {
251 si_pm4_set_reg(pm4
, R_00B01C_SPI_SHADER_PGM_RSRC3_PS
,
252 S_00B01C_CU_EN(0xffff));
255 si_pm4_set_reg(pm4
, R_02880C_DB_SHADER_CONTROL
, db_shader_control
);
257 shader
->sprite_coord_enable
= rctx
->sprite_coord_enable
;
258 si_pm4_bind_state(rctx
, ps
, shader
->pm4
);
265 static unsigned si_conv_pipe_prim(unsigned pprim
)
267 static const unsigned prim_conv
[] = {
268 [PIPE_PRIM_POINTS
] = V_008958_DI_PT_POINTLIST
,
269 [PIPE_PRIM_LINES
] = V_008958_DI_PT_LINELIST
,
270 [PIPE_PRIM_LINE_LOOP
] = V_008958_DI_PT_LINELOOP
,
271 [PIPE_PRIM_LINE_STRIP
] = V_008958_DI_PT_LINESTRIP
,
272 [PIPE_PRIM_TRIANGLES
] = V_008958_DI_PT_TRILIST
,
273 [PIPE_PRIM_TRIANGLE_STRIP
] = V_008958_DI_PT_TRISTRIP
,
274 [PIPE_PRIM_TRIANGLE_FAN
] = V_008958_DI_PT_TRIFAN
,
275 [PIPE_PRIM_QUADS
] = V_008958_DI_PT_QUADLIST
,
276 [PIPE_PRIM_QUAD_STRIP
] = V_008958_DI_PT_QUADSTRIP
,
277 [PIPE_PRIM_POLYGON
] = V_008958_DI_PT_POLYGON
,
278 [PIPE_PRIM_LINES_ADJACENCY
] = ~0,
279 [PIPE_PRIM_LINE_STRIP_ADJACENCY
] = ~0,
280 [PIPE_PRIM_TRIANGLES_ADJACENCY
] = ~0,
281 [PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY
] = ~0
283 unsigned result
= prim_conv
[pprim
];
285 R600_ERR("unsupported primitive type %d\n", pprim
);
290 static bool si_update_draw_info_state(struct r600_context
*rctx
,
291 const struct pipe_draw_info
*info
)
293 struct si_pm4_state
*pm4
= si_pm4_alloc_state(rctx
);
294 struct si_shader
*vs
= &rctx
->vs_shader
->current
->shader
;
295 unsigned prim
= si_conv_pipe_prim(info
->mode
);
296 unsigned ls_mask
= 0;
306 if (rctx
->chip_class
>= CIK
)
307 si_pm4_set_reg(pm4
, R_030908_VGT_PRIMITIVE_TYPE
, prim
);
309 si_pm4_set_reg(pm4
, R_008958_VGT_PRIMITIVE_TYPE
, prim
);
310 si_pm4_set_reg(pm4
, R_028400_VGT_MAX_VTX_INDX
, ~0);
311 si_pm4_set_reg(pm4
, R_028404_VGT_MIN_VTX_INDX
, 0);
312 si_pm4_set_reg(pm4
, R_028408_VGT_INDX_OFFSET
,
313 info
->indexed
? info
->index_bias
: info
->start
);
314 si_pm4_set_reg(pm4
, R_02840C_VGT_MULTI_PRIM_IB_RESET_INDX
, info
->restart_index
);
315 si_pm4_set_reg(pm4
, R_028A94_VGT_MULTI_PRIM_IB_RESET_EN
, info
->primitive_restart
);
316 si_pm4_set_reg(pm4
, R_00B130_SPI_SHADER_USER_DATA_VS_0
+ SI_SGPR_START_INSTANCE
* 4,
317 info
->start_instance
);
319 if (prim
== V_008958_DI_PT_LINELIST
)
321 else if (prim
== V_008958_DI_PT_LINESTRIP
)
323 si_pm4_set_reg(pm4
, R_028A0C_PA_SC_LINE_STIPPLE
,
324 S_028A0C_AUTO_RESET_CNTL(ls_mask
) |
325 rctx
->pa_sc_line_stipple
);
327 if (info
->mode
== PIPE_PRIM_QUADS
|| info
->mode
== PIPE_PRIM_QUAD_STRIP
|| info
->mode
== PIPE_PRIM_POLYGON
) {
328 si_pm4_set_reg(pm4
, R_028814_PA_SU_SC_MODE_CNTL
,
329 S_028814_PROVOKING_VTX_LAST(1) | rctx
->pa_su_sc_mode_cntl
);
331 si_pm4_set_reg(pm4
, R_028814_PA_SU_SC_MODE_CNTL
, rctx
->pa_su_sc_mode_cntl
);
333 si_pm4_set_reg(pm4
, R_02881C_PA_CL_VS_OUT_CNTL
,
334 S_02881C_USE_VTX_POINT_SIZE(vs
->vs_out_point_size
) |
335 S_02881C_VS_OUT_CCDIST0_VEC_ENA((vs
->clip_dist_write
& 0x0F) != 0) |
336 S_02881C_VS_OUT_CCDIST1_VEC_ENA((vs
->clip_dist_write
& 0xF0) != 0) |
337 S_02881C_VS_OUT_MISC_VEC_ENA(vs
->vs_out_misc_write
) |
338 (rctx
->queued
.named
.rasterizer
->clip_plane_enable
&
339 vs
->clip_dist_write
));
340 si_pm4_set_reg(pm4
, R_028810_PA_CL_CLIP_CNTL
,
341 rctx
->queued
.named
.rasterizer
->pa_cl_clip_cntl
|
342 (vs
->clip_dist_write
? 0 :
343 rctx
->queued
.named
.rasterizer
->clip_plane_enable
& 0x3F));
345 si_pm4_set_state(rctx
, draw_info
, pm4
);
349 static void si_update_spi_map(struct r600_context
*rctx
)
351 struct si_shader
*ps
= &rctx
->ps_shader
->current
->shader
;
352 struct si_shader
*vs
= &rctx
->vs_shader
->current
->shader
;
353 struct si_pm4_state
*pm4
= si_pm4_alloc_state(rctx
);
356 for (i
= 0; i
< ps
->ninput
; i
++) {
357 unsigned name
= ps
->input
[i
].name
;
358 unsigned param_offset
= ps
->input
[i
].param_offset
;
360 if (name
== TGSI_SEMANTIC_POSITION
)
361 /* Read from preloaded VGPRs, not parameters */
367 if (ps
->input
[i
].interpolate
== TGSI_INTERPOLATE_CONSTANT
||
368 (ps
->input
[i
].interpolate
== TGSI_INTERPOLATE_COLOR
&&
369 rctx
->ps_shader
->current
->key
.ps
.flatshade
)) {
370 tmp
|= S_028644_FLAT_SHADE(1);
373 if (name
== TGSI_SEMANTIC_GENERIC
&&
374 rctx
->sprite_coord_enable
& (1 << ps
->input
[i
].sid
)) {
375 tmp
|= S_028644_PT_SPRITE_TEX(1);
378 for (j
= 0; j
< vs
->noutput
; j
++) {
379 if (name
== vs
->output
[j
].name
&&
380 ps
->input
[i
].sid
== vs
->output
[j
].sid
) {
381 tmp
|= S_028644_OFFSET(vs
->output
[j
].param_offset
);
386 if (j
== vs
->noutput
) {
387 /* No corresponding output found, load defaults into input */
388 tmp
|= S_028644_OFFSET(0x20);
392 R_028644_SPI_PS_INPUT_CNTL_0
+ param_offset
* 4,
395 if (name
== TGSI_SEMANTIC_COLOR
&&
396 rctx
->ps_shader
->current
->key
.ps
.color_two_side
) {
397 name
= TGSI_SEMANTIC_BCOLOR
;
403 si_pm4_set_state(rctx
, spi
, pm4
);
406 static void si_update_derived_state(struct r600_context
*rctx
)
408 struct pipe_context
* ctx
= (struct pipe_context
*)rctx
;
409 unsigned vs_dirty
= 0, ps_dirty
= 0;
411 if (!rctx
->blitter
->running
) {
412 /* Flush depth textures which need to be flushed. */
413 if (rctx
->vs_samplers
.depth_texture_mask
) {
414 si_flush_depth_textures(rctx
, &rctx
->vs_samplers
);
416 if (rctx
->ps_samplers
.depth_texture_mask
) {
417 si_flush_depth_textures(rctx
, &rctx
->ps_samplers
);
421 si_shader_select(ctx
, rctx
->vs_shader
, &vs_dirty
);
423 if (!rctx
->vs_shader
->current
->pm4
) {
424 si_pipe_shader_vs(ctx
, rctx
->vs_shader
->current
);
429 si_pm4_bind_state(rctx
, vs
, rctx
->vs_shader
->current
->pm4
);
433 si_shader_select(ctx
, rctx
->ps_shader
, &ps_dirty
);
435 if (!rctx
->ps_shader
->current
->pm4
) {
436 si_pipe_shader_ps(ctx
, rctx
->ps_shader
->current
);
439 if (!rctx
->ps_shader
->current
->bo
) {
440 if (!rctx
->dummy_pixel_shader
->pm4
)
441 si_pipe_shader_ps(ctx
, rctx
->dummy_pixel_shader
);
443 si_pm4_bind_state(rctx
, vs
, rctx
->dummy_pixel_shader
->pm4
);
449 si_pm4_bind_state(rctx
, ps
, rctx
->ps_shader
->current
->pm4
);
452 if (si_pm4_state_changed(rctx
, ps
) || si_pm4_state_changed(rctx
, vs
)) {
453 /* XXX: Emitting the PS state even when only the VS changed
454 * fixes random failures with piglit glsl-max-varyings.
457 rctx
->emitted
.named
.ps
= NULL
;
458 si_update_spi_map(rctx
);
462 static void si_constant_buffer_update(struct r600_context
*rctx
)
464 struct pipe_context
*ctx
= &rctx
->context
;
465 struct si_pm4_state
*pm4
;
469 if (!rctx
->constbuf_state
[PIPE_SHADER_VERTEX
].dirty_mask
&&
470 !rctx
->constbuf_state
[PIPE_SHADER_FRAGMENT
].dirty_mask
)
473 for (shader
= PIPE_SHADER_VERTEX
; shader
<= PIPE_SHADER_FRAGMENT
; shader
++) {
474 struct r600_constbuf_state
*state
= &rctx
->constbuf_state
[shader
];
476 pm4
= CALLOC_STRUCT(si_pm4_state
);
480 si_pm4_inval_shader_cache(pm4
);
481 si_pm4_sh_data_begin(pm4
);
483 for (i
= 0; i
< 2; i
++) {
484 if (state
->enabled_mask
& (1 << i
)) {
485 struct pipe_constant_buffer
*cb
= &state
->cb
[i
];
486 struct si_resource
*rbuffer
= si_resource(cb
->buffer
);
488 va
= r600_resource_va(ctx
->screen
, (void*)rbuffer
);
489 va
+= cb
->buffer_offset
;
491 si_pm4_add_bo(pm4
, rbuffer
, RADEON_USAGE_READ
);
493 /* Fill in a T# buffer resource description */
494 si_pm4_sh_data_add(pm4
, va
);
495 si_pm4_sh_data_add(pm4
, (S_008F04_BASE_ADDRESS_HI(va
>> 32) |
496 S_008F04_STRIDE(0)));
497 si_pm4_sh_data_add(pm4
, cb
->buffer_size
);
498 si_pm4_sh_data_add(pm4
, S_008F0C_DST_SEL_X(V_008F0C_SQ_SEL_X
) |
499 S_008F0C_DST_SEL_Y(V_008F0C_SQ_SEL_Y
) |
500 S_008F0C_DST_SEL_Z(V_008F0C_SQ_SEL_Z
) |
501 S_008F0C_DST_SEL_W(V_008F0C_SQ_SEL_W
) |
502 S_008F0C_NUM_FORMAT(V_008F0C_BUF_NUM_FORMAT_FLOAT
) |
503 S_008F0C_DATA_FORMAT(V_008F0C_BUF_DATA_FORMAT_32
));
505 /* Fill in an empty T# buffer resource description */
506 si_pm4_sh_data_add(pm4
, 0);
507 si_pm4_sh_data_add(pm4
, 0);
508 si_pm4_sh_data_add(pm4
, 0);
509 si_pm4_sh_data_add(pm4
, 0);
514 case PIPE_SHADER_VERTEX
:
515 si_pm4_sh_data_end(pm4
, R_00B130_SPI_SHADER_USER_DATA_VS_0
, SI_SGPR_CONST
);
516 si_pm4_set_state(rctx
, vs_const
, pm4
);
519 case PIPE_SHADER_FRAGMENT
:
520 si_pm4_sh_data_end(pm4
, R_00B030_SPI_SHADER_USER_DATA_PS_0
, SI_SGPR_CONST
);
521 si_pm4_set_state(rctx
, ps_const
, pm4
);
525 R600_ERR("unsupported %d\n", shader
);
530 state
->dirty_mask
= 0;
534 static void si_vertex_buffer_update(struct r600_context
*rctx
)
536 struct pipe_context
*ctx
= &rctx
->context
;
537 struct si_pm4_state
*pm4
= si_pm4_alloc_state(rctx
);
538 bool bound
[PIPE_MAX_ATTRIBS
] = {};
542 si_pm4_inval_texture_cache(pm4
);
544 /* bind vertex buffer once */
545 count
= rctx
->vertex_elements
->count
;
546 assert(count
<= 256 / 4);
548 si_pm4_sh_data_begin(pm4
);
549 for (i
= 0 ; i
< count
; i
++) {
550 struct pipe_vertex_element
*ve
= &rctx
->vertex_elements
->elements
[i
];
551 struct pipe_vertex_buffer
*vb
;
552 struct si_resource
*rbuffer
;
555 if (ve
->vertex_buffer_index
>= rctx
->nr_vertex_buffers
)
558 vb
= &rctx
->vertex_buffer
[ve
->vertex_buffer_index
];
559 rbuffer
= (struct si_resource
*)vb
->buffer
;
564 offset
+= vb
->buffer_offset
;
565 offset
+= ve
->src_offset
;
567 va
= r600_resource_va(ctx
->screen
, (void*)rbuffer
);
570 /* Fill in T# buffer resource description */
571 si_pm4_sh_data_add(pm4
, va
& 0xFFFFFFFF);
572 si_pm4_sh_data_add(pm4
, (S_008F04_BASE_ADDRESS_HI(va
>> 32) |
573 S_008F04_STRIDE(vb
->stride
)));
575 /* Round up by rounding down and adding 1 */
576 si_pm4_sh_data_add(pm4
,
577 (vb
->buffer
->width0
- offset
-
578 util_format_get_blocksize(ve
->src_format
)) /
581 si_pm4_sh_data_add(pm4
, vb
->buffer
->width0
- offset
);
582 si_pm4_sh_data_add(pm4
, rctx
->vertex_elements
->rsrc_word3
[i
]);
584 if (!bound
[ve
->vertex_buffer_index
]) {
585 si_pm4_add_bo(pm4
, rbuffer
, RADEON_USAGE_READ
);
586 bound
[ve
->vertex_buffer_index
] = true;
589 si_pm4_sh_data_end(pm4
, R_00B130_SPI_SHADER_USER_DATA_VS_0
, SI_SGPR_VERTEX_BUFFER
);
590 si_pm4_set_state(rctx
, vertex_buffers
, pm4
);
593 static void si_state_draw(struct r600_context
*rctx
,
594 const struct pipe_draw_info
*info
,
595 const struct pipe_index_buffer
*ib
)
597 struct si_pm4_state
*pm4
= si_pm4_alloc_state(rctx
);
602 /* queries need some special values
603 * (this is non-zero if any query is active) */
604 if (rctx
->num_cs_dw_queries_suspend
) {
605 struct si_state_dsa
*dsa
= rctx
->queued
.named
.dsa
;
607 si_pm4_set_reg(pm4
, R_028004_DB_COUNT_CONTROL
,
608 S_028004_PERFECT_ZPASS_COUNTS(1));
609 si_pm4_set_reg(pm4
, R_02800C_DB_RENDER_OVERRIDE
,
610 dsa
->db_render_override
|
611 S_02800C_NOOP_CULL_DISABLE(1));
615 si_pm4_cmd_begin(pm4
, PKT3_INDEX_TYPE
);
616 if (ib
->index_size
== 4) {
617 si_pm4_cmd_add(pm4
, V_028A7C_VGT_INDEX_32
| (R600_BIG_ENDIAN
?
618 V_028A7C_VGT_DMA_SWAP_32_BIT
: 0));
620 si_pm4_cmd_add(pm4
, V_028A7C_VGT_INDEX_16
| (R600_BIG_ENDIAN
?
621 V_028A7C_VGT_DMA_SWAP_16_BIT
: 0));
623 si_pm4_cmd_end(pm4
, rctx
->predicate_drawing
);
625 si_pm4_cmd_begin(pm4
, PKT3_NUM_INSTANCES
);
626 si_pm4_cmd_add(pm4
, info
->instance_count
);
627 si_pm4_cmd_end(pm4
, rctx
->predicate_drawing
);
630 uint32_t max_size
= (ib
->buffer
->width0
- ib
->offset
) /
631 rctx
->index_buffer
.index_size
;
633 va
= r600_resource_va(&rctx
->screen
->screen
, ib
->buffer
);
636 si_pm4_add_bo(pm4
, (struct si_resource
*)ib
->buffer
, RADEON_USAGE_READ
);
637 si_cmd_draw_index_2(pm4
, max_size
, va
, info
->count
,
638 V_0287F0_DI_SRC_SEL_DMA
,
639 rctx
->predicate_drawing
);
641 uint32_t initiator
= V_0287F0_DI_SRC_SEL_AUTO_INDEX
;
642 initiator
|= S_0287F0_USE_OPAQUE(!!info
->count_from_stream_output
);
643 si_cmd_draw_index_auto(pm4
, info
->count
, initiator
, rctx
->predicate_drawing
);
645 si_pm4_set_state(rctx
, draw
, pm4
);
648 void si_draw_vbo(struct pipe_context
*ctx
, const struct pipe_draw_info
*info
)
650 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
651 struct pipe_index_buffer ib
= {};
652 uint32_t cp_coher_cntl
;
654 if (!info
->count
&& (info
->indexed
|| !info
->count_from_stream_output
))
657 if (!rctx
->ps_shader
|| !rctx
->vs_shader
)
660 si_update_derived_state(rctx
);
661 si_constant_buffer_update(rctx
);
662 si_vertex_buffer_update(rctx
);
665 /* Initialize the index buffer struct. */
666 pipe_resource_reference(&ib
.buffer
, rctx
->index_buffer
.buffer
);
667 ib
.user_buffer
= rctx
->index_buffer
.user_buffer
;
668 ib
.index_size
= rctx
->index_buffer
.index_size
;
669 ib
.offset
= rctx
->index_buffer
.offset
+ info
->start
* ib
.index_size
;
671 /* Translate or upload, if needed. */
672 r600_translate_index_buffer(rctx
, &ib
, info
->count
);
674 if (ib
.user_buffer
&& !ib
.buffer
) {
675 r600_upload_index_buffer(rctx
, &ib
, info
->count
);
678 } else if (info
->count_from_stream_output
) {
679 r600_context_draw_opaque_count(rctx
, (struct r600_so_target
*)info
->count_from_stream_output
);
682 rctx
->vs_shader_so_strides
= rctx
->vs_shader
->current
->so_strides
;
684 if (!si_update_draw_info_state(rctx
, info
))
687 si_state_draw(rctx
, info
, &ib
);
689 cp_coher_cntl
= si_pm4_sync_flags(rctx
);
691 struct si_pm4_state
*pm4
= si_pm4_alloc_state(rctx
);
696 si_cmd_surface_sync(pm4
, cp_coher_cntl
);
697 si_pm4_set_state(rctx
, sync
, pm4
);
701 rctx
->pm4_dirty_cdwords
+= si_pm4_dirty_dw(rctx
);
703 si_need_cs_space(rctx
, 0, TRUE
);
705 si_pm4_emit_dirty(rctx
);
706 rctx
->pm4_dirty_cdwords
= 0;
709 if (rctx
->screen
->trace_bo
) {
710 r600_trace_emit(rctx
);
715 /* Enable stream out if needed. */
716 if (rctx
->streamout_start
) {
717 r600_context_streamout_begin(rctx
);
718 rctx
->streamout_start
= FALSE
;
722 rctx
->flags
|= R600_CONTEXT_DST_CACHES_DIRTY
;
724 /* Set the depth buffer as dirty. */
725 if (rctx
->framebuffer
.zsbuf
) {
726 struct pipe_surface
*surf
= rctx
->framebuffer
.zsbuf
;
727 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)surf
->texture
;
729 rtex
->dirty_db_mask
|= 1 << surf
->u
.tex
.level
;
732 pipe_resource_reference(&ib
.buffer
, NULL
);