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>
28 #include "si_shader.h"
30 #include "radeon/r600_cs.h"
32 #include "util/u_dual_blend.h"
33 #include "util/u_format.h"
34 #include "util/u_format_s3tc.h"
35 #include "util/u_memory.h"
36 #include "util/u_pstipple.h"
37 #include "util/u_resource.h"
39 /* Initialize an external atom (owned by ../radeon). */
41 si_init_external_atom(struct si_context
*sctx
, struct r600_atom
*atom
,
42 struct r600_atom
**list_elem
)
44 atom
->id
= list_elem
- sctx
->atoms
.array
+ 1;
48 /* Initialize an atom owned by radeonsi. */
49 void si_init_atom(struct si_context
*sctx
, struct r600_atom
*atom
,
50 struct r600_atom
**list_elem
,
51 void (*emit_func
)(struct si_context
*ctx
, struct r600_atom
*state
))
53 atom
->emit
= (void*)emit_func
;
54 atom
->id
= list_elem
- sctx
->atoms
.array
+ 1; /* index+1 in the atom array */
58 unsigned si_array_mode(unsigned mode
)
61 case RADEON_SURF_MODE_LINEAR_ALIGNED
:
62 return V_009910_ARRAY_LINEAR_ALIGNED
;
63 case RADEON_SURF_MODE_1D
:
64 return V_009910_ARRAY_1D_TILED_THIN1
;
65 case RADEON_SURF_MODE_2D
:
66 return V_009910_ARRAY_2D_TILED_THIN1
;
68 case RADEON_SURF_MODE_LINEAR
:
69 return V_009910_ARRAY_LINEAR_GENERAL
;
73 uint32_t si_num_banks(struct si_screen
*sscreen
, struct r600_texture
*tex
)
75 if (sscreen
->b
.chip_class
>= CIK
&&
76 sscreen
->b
.info
.cik_macrotile_mode_array_valid
) {
77 unsigned index
, tileb
;
79 tileb
= 8 * 8 * tex
->surface
.bpe
;
80 tileb
= MIN2(tex
->surface
.tile_split
, tileb
);
82 for (index
= 0; tileb
> 64; index
++) {
87 return (sscreen
->b
.info
.cik_macrotile_mode_array
[index
] >> 6) & 0x3;
90 if (sscreen
->b
.chip_class
== SI
&&
91 sscreen
->b
.info
.si_tile_mode_array_valid
) {
92 /* Don't use stencil_tiling_index, because num_banks is always
93 * read from the depth mode. */
94 unsigned tile_mode_index
= tex
->surface
.tiling_index
[0];
95 assert(tile_mode_index
< 32);
97 return G_009910_NUM_BANKS(sscreen
->b
.info
.si_tile_mode_array
[tile_mode_index
]);
101 switch (sscreen
->b
.info
.r600_num_banks
) {
103 return V_02803C_ADDR_SURF_2_BANK
;
105 return V_02803C_ADDR_SURF_4_BANK
;
108 return V_02803C_ADDR_SURF_8_BANK
;
110 return V_02803C_ADDR_SURF_16_BANK
;
114 unsigned cik_tile_split(unsigned tile_split
)
116 switch (tile_split
) {
118 tile_split
= V_028040_ADDR_SURF_TILE_SPLIT_64B
;
121 tile_split
= V_028040_ADDR_SURF_TILE_SPLIT_128B
;
124 tile_split
= V_028040_ADDR_SURF_TILE_SPLIT_256B
;
127 tile_split
= V_028040_ADDR_SURF_TILE_SPLIT_512B
;
131 tile_split
= V_028040_ADDR_SURF_TILE_SPLIT_1KB
;
134 tile_split
= V_028040_ADDR_SURF_TILE_SPLIT_2KB
;
137 tile_split
= V_028040_ADDR_SURF_TILE_SPLIT_4KB
;
143 unsigned cik_macro_tile_aspect(unsigned macro_tile_aspect
)
145 switch (macro_tile_aspect
) {
148 macro_tile_aspect
= V_02803C_ADDR_SURF_MACRO_ASPECT_1
;
151 macro_tile_aspect
= V_02803C_ADDR_SURF_MACRO_ASPECT_2
;
154 macro_tile_aspect
= V_02803C_ADDR_SURF_MACRO_ASPECT_4
;
157 macro_tile_aspect
= V_02803C_ADDR_SURF_MACRO_ASPECT_8
;
160 return macro_tile_aspect
;
163 unsigned cik_bank_wh(unsigned bankwh
)
168 bankwh
= V_02803C_ADDR_SURF_BANK_WIDTH_1
;
171 bankwh
= V_02803C_ADDR_SURF_BANK_WIDTH_2
;
174 bankwh
= V_02803C_ADDR_SURF_BANK_WIDTH_4
;
177 bankwh
= V_02803C_ADDR_SURF_BANK_WIDTH_8
;
183 unsigned cik_db_pipe_config(struct si_screen
*sscreen
, unsigned tile_mode
)
185 if (sscreen
->b
.info
.si_tile_mode_array_valid
) {
186 uint32_t gb_tile_mode
= sscreen
->b
.info
.si_tile_mode_array
[tile_mode
];
188 return G_009910_PIPE_CONFIG(gb_tile_mode
);
191 /* This is probably broken for a lot of chips, but it's only used
192 * if the kernel cannot return the tile mode array for CIK. */
193 switch (sscreen
->b
.info
.num_tile_pipes
) {
195 return V_02803C_X_ADDR_SURF_P16_32X32_16X16
;
197 return V_02803C_X_ADDR_SURF_P8_32X32_16X16
;
200 if (sscreen
->b
.info
.num_render_backends
== 4)
201 return V_02803C_X_ADDR_SURF_P4_16X16
;
203 return V_02803C_X_ADDR_SURF_P4_8X16
;
205 return V_02803C_ADDR_SURF_P2
;
209 static unsigned si_map_swizzle(unsigned swizzle
)
212 case UTIL_FORMAT_SWIZZLE_Y
:
213 return V_008F0C_SQ_SEL_Y
;
214 case UTIL_FORMAT_SWIZZLE_Z
:
215 return V_008F0C_SQ_SEL_Z
;
216 case UTIL_FORMAT_SWIZZLE_W
:
217 return V_008F0C_SQ_SEL_W
;
218 case UTIL_FORMAT_SWIZZLE_0
:
219 return V_008F0C_SQ_SEL_0
;
220 case UTIL_FORMAT_SWIZZLE_1
:
221 return V_008F0C_SQ_SEL_1
;
222 default: /* UTIL_FORMAT_SWIZZLE_X */
223 return V_008F0C_SQ_SEL_X
;
227 static uint32_t S_FIXED(float value
, uint32_t frac_bits
)
229 return value
* (1 << frac_bits
);
232 /* 12.4 fixed-point */
233 static unsigned si_pack_float_12p4(float x
)
236 x
>= 4096 ? 0xffff : x
* 16;
240 * Inferred framebuffer and blender state.
242 * One of the reasons CB_TARGET_MASK must be derived from the framebuffer state
244 * - The blend state mask is 0xf most of the time.
245 * - The COLOR1 format isn't INVALID because of possible dual-source blending,
246 * so COLOR1 is enabled pretty much all the time.
247 * So CB_TARGET_MASK is the only register that can disable COLOR1.
249 * Another reason is to avoid a hang with dual source blending.
251 static void si_emit_cb_render_state(struct si_context
*sctx
, struct r600_atom
*atom
)
253 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
254 struct si_state_blend
*blend
= sctx
->queued
.named
.blend
;
255 uint32_t cb_target_mask
= 0, i
;
257 for (i
= 0; i
< sctx
->framebuffer
.state
.nr_cbufs
; i
++)
258 if (sctx
->framebuffer
.state
.cbufs
[i
])
259 cb_target_mask
|= 0xf << (4*i
);
262 cb_target_mask
&= blend
->cb_target_mask
;
264 /* Avoid a hang that happens when dual source blending is enabled
265 * but there is not enough color outputs. This is undefined behavior,
266 * so disable color writes completely.
268 * Reproducible with Unigine Heaven 4.0 and drirc missing.
270 if (blend
&& blend
->dual_src_blend
&&
271 sctx
->ps_shader
.cso
&&
272 (sctx
->ps_shader
.cso
->info
.colors_written
& 0x3) != 0x3)
275 radeon_set_context_reg(cs
, R_028238_CB_TARGET_MASK
, cb_target_mask
);
277 /* STONEY-specific register settings. */
278 if (sctx
->b
.family
== CHIP_STONEY
) {
279 unsigned spi_shader_col_format
=
280 sctx
->ps_shader
.cso
?
281 sctx
->ps_shader
.current
->key
.ps
.epilog
.spi_shader_col_format
: 0;
282 unsigned sx_ps_downconvert
= 0;
283 unsigned sx_blend_opt_epsilon
= 0;
284 unsigned sx_blend_opt_control
= 0;
286 for (i
= 0; i
< sctx
->framebuffer
.state
.nr_cbufs
; i
++) {
287 struct r600_surface
*surf
=
288 (struct r600_surface
*)sctx
->framebuffer
.state
.cbufs
[i
];
289 unsigned format
, swap
, spi_format
, colormask
;
290 bool has_alpha
, has_rgb
;
295 format
= G_028C70_FORMAT(surf
->cb_color_info
);
296 swap
= G_028C70_COMP_SWAP(surf
->cb_color_info
);
297 spi_format
= (spi_shader_col_format
>> (i
* 4)) & 0xf;
298 colormask
= (cb_target_mask
>> (i
* 4)) & 0xf;
300 /* Set if RGB and A are present. */
301 has_alpha
= !G_028C74_FORCE_DST_ALPHA_1(surf
->cb_color_attrib
);
303 if (format
== V_028C70_COLOR_8
||
304 format
== V_028C70_COLOR_16
||
305 format
== V_028C70_COLOR_32
)
306 has_rgb
= !has_alpha
;
310 /* Check the colormask and export format. */
311 if (!(colormask
& (PIPE_MASK_RGBA
& ~PIPE_MASK_A
)))
313 if (!(colormask
& PIPE_MASK_A
))
316 if (spi_format
== V_028714_SPI_SHADER_ZERO
) {
321 /* Disable value checking for disabled channels. */
323 sx_blend_opt_control
|= S_02875C_MRT0_COLOR_OPT_DISABLE(1) << (i
* 4);
325 sx_blend_opt_control
|= S_02875C_MRT0_ALPHA_OPT_DISABLE(1) << (i
* 4);
327 /* Enable down-conversion for 32bpp and smaller formats. */
329 case V_028C70_COLOR_8
:
330 case V_028C70_COLOR_8_8
:
331 case V_028C70_COLOR_8_8_8_8
:
332 /* For 1 and 2-channel formats, use the superset thereof. */
333 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
||
334 spi_format
== V_028714_SPI_SHADER_UINT16_ABGR
||
335 spi_format
== V_028714_SPI_SHADER_SINT16_ABGR
) {
336 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_8_8_8_8
<< (i
* 4);
337 sx_blend_opt_epsilon
|= V_028758_8BIT_FORMAT
<< (i
* 4);
341 case V_028C70_COLOR_5_6_5
:
342 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
343 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_5_6_5
<< (i
* 4);
344 sx_blend_opt_epsilon
|= V_028758_6BIT_FORMAT
<< (i
* 4);
348 case V_028C70_COLOR_1_5_5_5
:
349 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
350 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_1_5_5_5
<< (i
* 4);
351 sx_blend_opt_epsilon
|= V_028758_5BIT_FORMAT
<< (i
* 4);
355 case V_028C70_COLOR_4_4_4_4
:
356 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
357 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_4_4_4_4
<< (i
* 4);
358 sx_blend_opt_epsilon
|= V_028758_4BIT_FORMAT
<< (i
* 4);
362 case V_028C70_COLOR_32
:
363 if (swap
== V_0280A0_SWAP_STD
&&
364 spi_format
== V_028714_SPI_SHADER_32_R
)
365 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_32_R
<< (i
* 4);
366 else if (swap
== V_0280A0_SWAP_ALT_REV
&&
367 spi_format
== V_028714_SPI_SHADER_32_AR
)
368 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_32_A
<< (i
* 4);
371 case V_028C70_COLOR_16
:
372 case V_028C70_COLOR_16_16
:
373 /* For 1-channel formats, use the superset thereof. */
374 if (spi_format
== V_028714_SPI_SHADER_UNORM16_ABGR
||
375 spi_format
== V_028714_SPI_SHADER_SNORM16_ABGR
||
376 spi_format
== V_028714_SPI_SHADER_UINT16_ABGR
||
377 spi_format
== V_028714_SPI_SHADER_SINT16_ABGR
) {
378 if (swap
== V_0280A0_SWAP_STD
||
379 swap
== V_0280A0_SWAP_STD_REV
)
380 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_16_16_GR
<< (i
* 4);
382 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_16_16_AR
<< (i
* 4);
386 case V_028C70_COLOR_10_11_11
:
387 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
388 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_10_11_11
<< (i
* 4);
389 sx_blend_opt_epsilon
|= V_028758_11BIT_FORMAT
<< (i
* 4);
393 case V_028C70_COLOR_2_10_10_10
:
394 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
395 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_2_10_10_10
<< (i
* 4);
396 sx_blend_opt_epsilon
|= V_028758_10BIT_FORMAT
<< (i
* 4);
402 if (sctx
->screen
->b
.debug_flags
& DBG_NO_RB_PLUS
) {
403 sx_ps_downconvert
= 0;
404 sx_blend_opt_epsilon
= 0;
405 sx_blend_opt_control
= 0;
408 radeon_set_context_reg_seq(cs
, R_028754_SX_PS_DOWNCONVERT
, 3);
409 radeon_emit(cs
, sx_ps_downconvert
); /* R_028754_SX_PS_DOWNCONVERT */
410 radeon_emit(cs
, sx_blend_opt_epsilon
); /* R_028758_SX_BLEND_OPT_EPSILON */
411 radeon_emit(cs
, sx_blend_opt_control
); /* R_02875C_SX_BLEND_OPT_CONTROL */
419 static uint32_t si_translate_blend_function(int blend_func
)
421 switch (blend_func
) {
423 return V_028780_COMB_DST_PLUS_SRC
;
424 case PIPE_BLEND_SUBTRACT
:
425 return V_028780_COMB_SRC_MINUS_DST
;
426 case PIPE_BLEND_REVERSE_SUBTRACT
:
427 return V_028780_COMB_DST_MINUS_SRC
;
429 return V_028780_COMB_MIN_DST_SRC
;
431 return V_028780_COMB_MAX_DST_SRC
;
433 R600_ERR("Unknown blend function %d\n", blend_func
);
440 static uint32_t si_translate_blend_factor(int blend_fact
)
442 switch (blend_fact
) {
443 case PIPE_BLENDFACTOR_ONE
:
444 return V_028780_BLEND_ONE
;
445 case PIPE_BLENDFACTOR_SRC_COLOR
:
446 return V_028780_BLEND_SRC_COLOR
;
447 case PIPE_BLENDFACTOR_SRC_ALPHA
:
448 return V_028780_BLEND_SRC_ALPHA
;
449 case PIPE_BLENDFACTOR_DST_ALPHA
:
450 return V_028780_BLEND_DST_ALPHA
;
451 case PIPE_BLENDFACTOR_DST_COLOR
:
452 return V_028780_BLEND_DST_COLOR
;
453 case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
:
454 return V_028780_BLEND_SRC_ALPHA_SATURATE
;
455 case PIPE_BLENDFACTOR_CONST_COLOR
:
456 return V_028780_BLEND_CONSTANT_COLOR
;
457 case PIPE_BLENDFACTOR_CONST_ALPHA
:
458 return V_028780_BLEND_CONSTANT_ALPHA
;
459 case PIPE_BLENDFACTOR_ZERO
:
460 return V_028780_BLEND_ZERO
;
461 case PIPE_BLENDFACTOR_INV_SRC_COLOR
:
462 return V_028780_BLEND_ONE_MINUS_SRC_COLOR
;
463 case PIPE_BLENDFACTOR_INV_SRC_ALPHA
:
464 return V_028780_BLEND_ONE_MINUS_SRC_ALPHA
;
465 case PIPE_BLENDFACTOR_INV_DST_ALPHA
:
466 return V_028780_BLEND_ONE_MINUS_DST_ALPHA
;
467 case PIPE_BLENDFACTOR_INV_DST_COLOR
:
468 return V_028780_BLEND_ONE_MINUS_DST_COLOR
;
469 case PIPE_BLENDFACTOR_INV_CONST_COLOR
:
470 return V_028780_BLEND_ONE_MINUS_CONSTANT_COLOR
;
471 case PIPE_BLENDFACTOR_INV_CONST_ALPHA
:
472 return V_028780_BLEND_ONE_MINUS_CONSTANT_ALPHA
;
473 case PIPE_BLENDFACTOR_SRC1_COLOR
:
474 return V_028780_BLEND_SRC1_COLOR
;
475 case PIPE_BLENDFACTOR_SRC1_ALPHA
:
476 return V_028780_BLEND_SRC1_ALPHA
;
477 case PIPE_BLENDFACTOR_INV_SRC1_COLOR
:
478 return V_028780_BLEND_INV_SRC1_COLOR
;
479 case PIPE_BLENDFACTOR_INV_SRC1_ALPHA
:
480 return V_028780_BLEND_INV_SRC1_ALPHA
;
482 R600_ERR("Bad blend factor %d not supported!\n", blend_fact
);
489 static uint32_t si_translate_blend_opt_function(int blend_func
)
491 switch (blend_func
) {
493 return V_028760_OPT_COMB_ADD
;
494 case PIPE_BLEND_SUBTRACT
:
495 return V_028760_OPT_COMB_SUBTRACT
;
496 case PIPE_BLEND_REVERSE_SUBTRACT
:
497 return V_028760_OPT_COMB_REVSUBTRACT
;
499 return V_028760_OPT_COMB_MIN
;
501 return V_028760_OPT_COMB_MAX
;
503 return V_028760_OPT_COMB_BLEND_DISABLED
;
507 static uint32_t si_translate_blend_opt_factor(int blend_fact
, bool is_alpha
)
509 switch (blend_fact
) {
510 case PIPE_BLENDFACTOR_ZERO
:
511 return V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_ALL
;
512 case PIPE_BLENDFACTOR_ONE
:
513 return V_028760_BLEND_OPT_PRESERVE_ALL_IGNORE_NONE
;
514 case PIPE_BLENDFACTOR_SRC_COLOR
:
515 return is_alpha
? V_028760_BLEND_OPT_PRESERVE_A1_IGNORE_A0
516 : V_028760_BLEND_OPT_PRESERVE_C1_IGNORE_C0
;
517 case PIPE_BLENDFACTOR_INV_SRC_COLOR
:
518 return is_alpha
? V_028760_BLEND_OPT_PRESERVE_A0_IGNORE_A1
519 : V_028760_BLEND_OPT_PRESERVE_C0_IGNORE_C1
;
520 case PIPE_BLENDFACTOR_SRC_ALPHA
:
521 return V_028760_BLEND_OPT_PRESERVE_A1_IGNORE_A0
;
522 case PIPE_BLENDFACTOR_INV_SRC_ALPHA
:
523 return V_028760_BLEND_OPT_PRESERVE_A0_IGNORE_A1
;
524 case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
:
525 return is_alpha
? V_028760_BLEND_OPT_PRESERVE_ALL_IGNORE_NONE
526 : V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_A0
;
528 return V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_NONE
;
533 * Get rid of DST in the blend factors by commuting the operands:
534 * func(src * DST, dst * 0) ---> func(src * 0, dst * SRC)
536 static void si_blend_remove_dst(unsigned *func
, unsigned *src_factor
,
537 unsigned *dst_factor
, unsigned expected_dst
,
538 unsigned replacement_src
)
540 if (*src_factor
== expected_dst
&&
541 *dst_factor
== PIPE_BLENDFACTOR_ZERO
) {
542 *src_factor
= PIPE_BLENDFACTOR_ZERO
;
543 *dst_factor
= replacement_src
;
545 /* Commuting the operands requires reversing subtractions. */
546 if (*func
== PIPE_BLEND_SUBTRACT
)
547 *func
= PIPE_BLEND_REVERSE_SUBTRACT
;
548 else if (*func
== PIPE_BLEND_REVERSE_SUBTRACT
)
549 *func
= PIPE_BLEND_SUBTRACT
;
553 static bool si_blend_factor_uses_dst(unsigned factor
)
555 return factor
== PIPE_BLENDFACTOR_DST_COLOR
||
556 factor
== PIPE_BLENDFACTOR_DST_ALPHA
||
557 factor
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
558 factor
== PIPE_BLENDFACTOR_INV_DST_ALPHA
||
559 factor
== PIPE_BLENDFACTOR_INV_DST_COLOR
;
562 static void *si_create_blend_state_mode(struct pipe_context
*ctx
,
563 const struct pipe_blend_state
*state
,
566 struct si_context
*sctx
= (struct si_context
*)ctx
;
567 struct si_state_blend
*blend
= CALLOC_STRUCT(si_state_blend
);
568 struct si_pm4_state
*pm4
= &blend
->pm4
;
569 uint32_t sx_mrt_blend_opt
[8] = {0};
570 uint32_t color_control
= 0;
575 blend
->alpha_to_coverage
= state
->alpha_to_coverage
;
576 blend
->alpha_to_one
= state
->alpha_to_one
;
577 blend
->dual_src_blend
= util_blend_state_is_dual(state
, 0);
579 if (state
->logicop_enable
) {
580 color_control
|= S_028808_ROP3(state
->logicop_func
| (state
->logicop_func
<< 4));
582 color_control
|= S_028808_ROP3(0xcc);
585 si_pm4_set_reg(pm4
, R_028B70_DB_ALPHA_TO_MASK
,
586 S_028B70_ALPHA_TO_MASK_ENABLE(state
->alpha_to_coverage
) |
587 S_028B70_ALPHA_TO_MASK_OFFSET0(2) |
588 S_028B70_ALPHA_TO_MASK_OFFSET1(2) |
589 S_028B70_ALPHA_TO_MASK_OFFSET2(2) |
590 S_028B70_ALPHA_TO_MASK_OFFSET3(2));
592 if (state
->alpha_to_coverage
)
593 blend
->need_src_alpha_4bit
|= 0xf;
595 blend
->cb_target_mask
= 0;
596 for (int i
= 0; i
< 8; i
++) {
597 /* state->rt entries > 0 only written if independent blending */
598 const int j
= state
->independent_blend_enable
? i
: 0;
600 unsigned eqRGB
= state
->rt
[j
].rgb_func
;
601 unsigned srcRGB
= state
->rt
[j
].rgb_src_factor
;
602 unsigned dstRGB
= state
->rt
[j
].rgb_dst_factor
;
603 unsigned eqA
= state
->rt
[j
].alpha_func
;
604 unsigned srcA
= state
->rt
[j
].alpha_src_factor
;
605 unsigned dstA
= state
->rt
[j
].alpha_dst_factor
;
607 unsigned srcRGB_opt
, dstRGB_opt
, srcA_opt
, dstA_opt
;
608 unsigned blend_cntl
= 0;
610 sx_mrt_blend_opt
[i
] =
611 S_028760_COLOR_COMB_FCN(V_028760_OPT_COMB_BLEND_DISABLED
) |
612 S_028760_ALPHA_COMB_FCN(V_028760_OPT_COMB_BLEND_DISABLED
);
614 if (!state
->rt
[j
].colormask
)
617 /* cb_render_state will disable unused ones */
618 blend
->cb_target_mask
|= state
->rt
[j
].colormask
<< (4 * i
);
620 if (!state
->rt
[j
].blend_enable
) {
621 si_pm4_set_reg(pm4
, R_028780_CB_BLEND0_CONTROL
+ i
* 4, blend_cntl
);
625 /* Blending optimizations for Stoney.
626 * These transformations don't change the behavior.
628 * First, get rid of DST in the blend factors:
629 * func(src * DST, dst * 0) ---> func(src * 0, dst * SRC)
631 si_blend_remove_dst(&eqRGB
, &srcRGB
, &dstRGB
,
632 PIPE_BLENDFACTOR_DST_COLOR
,
633 PIPE_BLENDFACTOR_SRC_COLOR
);
634 si_blend_remove_dst(&eqA
, &srcA
, &dstA
,
635 PIPE_BLENDFACTOR_DST_COLOR
,
636 PIPE_BLENDFACTOR_SRC_COLOR
);
637 si_blend_remove_dst(&eqA
, &srcA
, &dstA
,
638 PIPE_BLENDFACTOR_DST_ALPHA
,
639 PIPE_BLENDFACTOR_SRC_ALPHA
);
641 /* Look up the ideal settings from tables. */
642 srcRGB_opt
= si_translate_blend_opt_factor(srcRGB
, false);
643 dstRGB_opt
= si_translate_blend_opt_factor(dstRGB
, false);
644 srcA_opt
= si_translate_blend_opt_factor(srcA
, true);
645 dstA_opt
= si_translate_blend_opt_factor(dstA
, true);
647 /* Handle interdependencies. */
648 if (si_blend_factor_uses_dst(srcRGB
))
649 dstRGB_opt
= V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_NONE
;
650 if (si_blend_factor_uses_dst(srcA
))
651 dstA_opt
= V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_NONE
;
653 if (srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
&&
654 (dstRGB
== PIPE_BLENDFACTOR_ZERO
||
655 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
656 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
))
657 dstRGB_opt
= V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_A0
;
659 /* Set the final value. */
660 sx_mrt_blend_opt
[i
] =
661 S_028760_COLOR_SRC_OPT(srcRGB_opt
) |
662 S_028760_COLOR_DST_OPT(dstRGB_opt
) |
663 S_028760_COLOR_COMB_FCN(si_translate_blend_opt_function(eqRGB
)) |
664 S_028760_ALPHA_SRC_OPT(srcA_opt
) |
665 S_028760_ALPHA_DST_OPT(dstA_opt
) |
666 S_028760_ALPHA_COMB_FCN(si_translate_blend_opt_function(eqA
));
668 /* Set blend state. */
669 blend_cntl
|= S_028780_ENABLE(1);
670 blend_cntl
|= S_028780_COLOR_COMB_FCN(si_translate_blend_function(eqRGB
));
671 blend_cntl
|= S_028780_COLOR_SRCBLEND(si_translate_blend_factor(srcRGB
));
672 blend_cntl
|= S_028780_COLOR_DESTBLEND(si_translate_blend_factor(dstRGB
));
674 if (srcA
!= srcRGB
|| dstA
!= dstRGB
|| eqA
!= eqRGB
) {
675 blend_cntl
|= S_028780_SEPARATE_ALPHA_BLEND(1);
676 blend_cntl
|= S_028780_ALPHA_COMB_FCN(si_translate_blend_function(eqA
));
677 blend_cntl
|= S_028780_ALPHA_SRCBLEND(si_translate_blend_factor(srcA
));
678 blend_cntl
|= S_028780_ALPHA_DESTBLEND(si_translate_blend_factor(dstA
));
680 si_pm4_set_reg(pm4
, R_028780_CB_BLEND0_CONTROL
+ i
* 4, blend_cntl
);
682 blend
->blend_enable_4bit
|= 0xf << (i
* 4);
684 /* This is only important for formats without alpha. */
685 if (srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
686 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
687 srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
688 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
689 srcRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
690 dstRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
)
691 blend
->need_src_alpha_4bit
|= 0xf << (i
* 4);
694 if (blend
->cb_target_mask
) {
695 color_control
|= S_028808_MODE(mode
);
697 color_control
|= S_028808_MODE(V_028808_CB_DISABLE
);
700 if (sctx
->b
.family
== CHIP_STONEY
) {
701 for (int i
= 0; i
< 8; i
++)
702 si_pm4_set_reg(pm4
, R_028760_SX_MRT0_BLEND_OPT
+ i
* 4,
703 sx_mrt_blend_opt
[i
]);
705 /* RB+ doesn't work with dual source blending, logic op, and RESOLVE. */
706 if (blend
->dual_src_blend
|| state
->logicop_enable
||
707 mode
== V_028808_CB_RESOLVE
)
708 color_control
|= S_028808_DISABLE_DUAL_QUAD(1);
711 si_pm4_set_reg(pm4
, R_028808_CB_COLOR_CONTROL
, color_control
);
715 static void *si_create_blend_state(struct pipe_context
*ctx
,
716 const struct pipe_blend_state
*state
)
718 return si_create_blend_state_mode(ctx
, state
, V_028808_CB_NORMAL
);
721 static void si_bind_blend_state(struct pipe_context
*ctx
, void *state
)
723 struct si_context
*sctx
= (struct si_context
*)ctx
;
724 si_pm4_bind_state(sctx
, blend
, (struct si_state_blend
*)state
);
725 si_mark_atom_dirty(sctx
, &sctx
->cb_render_state
);
728 static void si_delete_blend_state(struct pipe_context
*ctx
, void *state
)
730 struct si_context
*sctx
= (struct si_context
*)ctx
;
731 si_pm4_delete_state(sctx
, blend
, (struct si_state_blend
*)state
);
734 static void si_set_blend_color(struct pipe_context
*ctx
,
735 const struct pipe_blend_color
*state
)
737 struct si_context
*sctx
= (struct si_context
*)ctx
;
739 if (memcmp(&sctx
->blend_color
.state
, state
, sizeof(*state
)) == 0)
742 sctx
->blend_color
.state
= *state
;
743 si_mark_atom_dirty(sctx
, &sctx
->blend_color
.atom
);
746 static void si_emit_blend_color(struct si_context
*sctx
, struct r600_atom
*atom
)
748 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
750 radeon_set_context_reg_seq(cs
, R_028414_CB_BLEND_RED
, 4);
751 radeon_emit_array(cs
, (uint32_t*)sctx
->blend_color
.state
.color
, 4);
755 * Clipping, scissors and viewport
758 static void si_set_clip_state(struct pipe_context
*ctx
,
759 const struct pipe_clip_state
*state
)
761 struct si_context
*sctx
= (struct si_context
*)ctx
;
762 struct pipe_constant_buffer cb
;
764 if (memcmp(&sctx
->clip_state
.state
, state
, sizeof(*state
)) == 0)
767 sctx
->clip_state
.state
= *state
;
768 si_mark_atom_dirty(sctx
, &sctx
->clip_state
.atom
);
771 cb
.user_buffer
= state
->ucp
;
772 cb
.buffer_offset
= 0;
773 cb
.buffer_size
= 4*4*8;
774 ctx
->set_constant_buffer(ctx
, PIPE_SHADER_VERTEX
, SI_DRIVER_STATE_CONST_BUF
, &cb
);
775 pipe_resource_reference(&cb
.buffer
, NULL
);
778 static void si_emit_clip_state(struct si_context
*sctx
, struct r600_atom
*atom
)
780 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
782 radeon_set_context_reg_seq(cs
, R_0285BC_PA_CL_UCP_0_X
, 6*4);
783 radeon_emit_array(cs
, (uint32_t*)sctx
->clip_state
.state
.ucp
, 6*4);
786 #define SIX_BITS 0x3F
788 static void si_emit_clip_regs(struct si_context
*sctx
, struct r600_atom
*atom
)
790 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
791 struct tgsi_shader_info
*info
= si_get_vs_info(sctx
);
792 unsigned window_space
=
793 info
->properties
[TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION
];
794 unsigned clipdist_mask
=
795 info
->writes_clipvertex
? SIX_BITS
: info
->clipdist_writemask
;
797 radeon_set_context_reg(cs
, R_02881C_PA_CL_VS_OUT_CNTL
,
798 S_02881C_USE_VTX_POINT_SIZE(info
->writes_psize
) |
799 S_02881C_USE_VTX_EDGE_FLAG(info
->writes_edgeflag
) |
800 S_02881C_USE_VTX_RENDER_TARGET_INDX(info
->writes_layer
) |
801 S_02881C_USE_VTX_VIEWPORT_INDX(info
->writes_viewport_index
) |
802 S_02881C_VS_OUT_CCDIST0_VEC_ENA((clipdist_mask
& 0x0F) != 0) |
803 S_02881C_VS_OUT_CCDIST1_VEC_ENA((clipdist_mask
& 0xF0) != 0) |
804 S_02881C_VS_OUT_MISC_VEC_ENA(info
->writes_psize
||
805 info
->writes_edgeflag
||
806 info
->writes_layer
||
807 info
->writes_viewport_index
) |
808 S_02881C_VS_OUT_MISC_SIDE_BUS_ENA(1) |
809 (sctx
->queued
.named
.rasterizer
->clip_plane_enable
&
811 radeon_set_context_reg(cs
, R_028810_PA_CL_CLIP_CNTL
,
812 sctx
->queued
.named
.rasterizer
->pa_cl_clip_cntl
|
814 sctx
->queued
.named
.rasterizer
->clip_plane_enable
& SIX_BITS
) |
815 S_028810_CLIP_DISABLE(window_space
));
817 /* reuse needs to be set off if we write oViewport */
818 radeon_set_context_reg(cs
, R_028AB4_VGT_REUSE_OFF
,
819 S_028AB4_REUSE_OFF(info
->writes_viewport_index
));
822 static void si_set_scissor_states(struct pipe_context
*ctx
,
824 unsigned num_scissors
,
825 const struct pipe_scissor_state
*state
)
827 struct si_context
*sctx
= (struct si_context
*)ctx
;
830 for (i
= 0; i
< num_scissors
; i
++)
831 sctx
->scissors
.states
[start_slot
+ i
] = state
[i
];
833 sctx
->scissors
.dirty_mask
|= ((1 << num_scissors
) - 1) << start_slot
;
834 si_mark_atom_dirty(sctx
, &sctx
->scissors
.atom
);
837 static void si_emit_scissors(struct si_context
*sctx
, struct r600_atom
*atom
)
839 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
840 struct pipe_scissor_state
*states
= sctx
->scissors
.states
;
841 unsigned mask
= sctx
->scissors
.dirty_mask
;
843 /* The simple case: Only 1 viewport is active. */
845 !si_get_vs_info(sctx
)->writes_viewport_index
) {
846 radeon_set_context_reg_seq(cs
, R_028250_PA_SC_VPORT_SCISSOR_0_TL
, 2);
847 radeon_emit(cs
, S_028250_TL_X(states
[0].minx
) |
848 S_028250_TL_Y(states
[0].miny
) |
849 S_028250_WINDOW_OFFSET_DISABLE(1));
850 radeon_emit(cs
, S_028254_BR_X(states
[0].maxx
) |
851 S_028254_BR_Y(states
[0].maxy
));
852 sctx
->scissors
.dirty_mask
&= ~1; /* clear one bit */
859 u_bit_scan_consecutive_range(&mask
, &start
, &count
);
861 radeon_set_context_reg_seq(cs
, R_028250_PA_SC_VPORT_SCISSOR_0_TL
+
862 start
* 4 * 2, count
* 2);
863 for (i
= start
; i
< start
+count
; i
++) {
864 radeon_emit(cs
, S_028250_TL_X(states
[i
].minx
) |
865 S_028250_TL_Y(states
[i
].miny
) |
866 S_028250_WINDOW_OFFSET_DISABLE(1));
867 radeon_emit(cs
, S_028254_BR_X(states
[i
].maxx
) |
868 S_028254_BR_Y(states
[i
].maxy
));
871 sctx
->scissors
.dirty_mask
= 0;
874 static void si_set_viewport_states(struct pipe_context
*ctx
,
876 unsigned num_viewports
,
877 const struct pipe_viewport_state
*state
)
879 struct si_context
*sctx
= (struct si_context
*)ctx
;
882 for (i
= 0; i
< num_viewports
; i
++)
883 sctx
->viewports
.states
[start_slot
+ i
] = state
[i
];
885 sctx
->viewports
.dirty_mask
|= ((1 << num_viewports
) - 1) << start_slot
;
886 si_mark_atom_dirty(sctx
, &sctx
->viewports
.atom
);
889 static void si_emit_viewports(struct si_context
*sctx
, struct r600_atom
*atom
)
891 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
892 struct pipe_viewport_state
*states
= sctx
->viewports
.states
;
893 unsigned mask
= sctx
->viewports
.dirty_mask
;
895 /* The simple case: Only 1 viewport is active. */
897 !si_get_vs_info(sctx
)->writes_viewport_index
) {
898 radeon_set_context_reg_seq(cs
, R_02843C_PA_CL_VPORT_XSCALE
, 6);
899 radeon_emit(cs
, fui(states
[0].scale
[0]));
900 radeon_emit(cs
, fui(states
[0].translate
[0]));
901 radeon_emit(cs
, fui(states
[0].scale
[1]));
902 radeon_emit(cs
, fui(states
[0].translate
[1]));
903 radeon_emit(cs
, fui(states
[0].scale
[2]));
904 radeon_emit(cs
, fui(states
[0].translate
[2]));
905 sctx
->viewports
.dirty_mask
&= ~1; /* clear one bit */
912 u_bit_scan_consecutive_range(&mask
, &start
, &count
);
914 radeon_set_context_reg_seq(cs
, R_02843C_PA_CL_VPORT_XSCALE
+
915 start
* 4 * 6, count
* 6);
916 for (i
= start
; i
< start
+count
; i
++) {
917 radeon_emit(cs
, fui(states
[i
].scale
[0]));
918 radeon_emit(cs
, fui(states
[i
].translate
[0]));
919 radeon_emit(cs
, fui(states
[i
].scale
[1]));
920 radeon_emit(cs
, fui(states
[i
].translate
[1]));
921 radeon_emit(cs
, fui(states
[i
].scale
[2]));
922 radeon_emit(cs
, fui(states
[i
].translate
[2]));
925 sctx
->viewports
.dirty_mask
= 0;
929 * inferred state between framebuffer and rasterizer
931 static void si_update_poly_offset_state(struct si_context
*sctx
)
933 struct si_state_rasterizer
*rs
= sctx
->queued
.named
.rasterizer
;
935 if (!rs
|| !rs
->uses_poly_offset
|| !sctx
->framebuffer
.state
.zsbuf
)
938 switch (sctx
->framebuffer
.state
.zsbuf
->texture
->format
) {
939 case PIPE_FORMAT_Z16_UNORM
:
940 si_pm4_bind_state(sctx
, poly_offset
, &rs
->pm4_poly_offset
[0]);
942 default: /* 24-bit */
943 si_pm4_bind_state(sctx
, poly_offset
, &rs
->pm4_poly_offset
[1]);
945 case PIPE_FORMAT_Z32_FLOAT
:
946 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
947 si_pm4_bind_state(sctx
, poly_offset
, &rs
->pm4_poly_offset
[2]);
956 static uint32_t si_translate_fill(uint32_t func
)
959 case PIPE_POLYGON_MODE_FILL
:
960 return V_028814_X_DRAW_TRIANGLES
;
961 case PIPE_POLYGON_MODE_LINE
:
962 return V_028814_X_DRAW_LINES
;
963 case PIPE_POLYGON_MODE_POINT
:
964 return V_028814_X_DRAW_POINTS
;
967 return V_028814_X_DRAW_POINTS
;
971 static void *si_create_rs_state(struct pipe_context
*ctx
,
972 const struct pipe_rasterizer_state
*state
)
974 struct si_state_rasterizer
*rs
= CALLOC_STRUCT(si_state_rasterizer
);
975 struct si_pm4_state
*pm4
= &rs
->pm4
;
977 float psize_min
, psize_max
;
983 rs
->two_side
= state
->light_twoside
;
984 rs
->multisample_enable
= state
->multisample
;
985 rs
->force_persample_interp
= state
->force_persample_interp
;
986 rs
->clip_plane_enable
= state
->clip_plane_enable
;
987 rs
->line_stipple_enable
= state
->line_stipple_enable
;
988 rs
->poly_stipple_enable
= state
->poly_stipple_enable
;
989 rs
->line_smooth
= state
->line_smooth
;
990 rs
->poly_smooth
= state
->poly_smooth
;
991 rs
->uses_poly_offset
= state
->offset_point
|| state
->offset_line
||
993 rs
->clamp_fragment_color
= state
->clamp_fragment_color
;
994 rs
->flatshade
= state
->flatshade
;
995 rs
->sprite_coord_enable
= state
->sprite_coord_enable
;
996 rs
->rasterizer_discard
= state
->rasterizer_discard
;
997 rs
->pa_sc_line_stipple
= state
->line_stipple_enable
?
998 S_028A0C_LINE_PATTERN(state
->line_stipple_pattern
) |
999 S_028A0C_REPEAT_COUNT(state
->line_stipple_factor
) : 0;
1000 rs
->pa_cl_clip_cntl
=
1001 S_028810_PS_UCP_MODE(3) |
1002 S_028810_DX_CLIP_SPACE_DEF(state
->clip_halfz
) |
1003 S_028810_ZCLIP_NEAR_DISABLE(!state
->depth_clip
) |
1004 S_028810_ZCLIP_FAR_DISABLE(!state
->depth_clip
) |
1005 S_028810_DX_RASTERIZATION_KILL(state
->rasterizer_discard
) |
1006 S_028810_DX_LINEAR_ATTR_CLIP_ENA(1);
1008 si_pm4_set_reg(pm4
, R_0286D4_SPI_INTERP_CONTROL_0
,
1009 S_0286D4_FLAT_SHADE_ENA(1) |
1010 S_0286D4_PNT_SPRITE_ENA(1) |
1011 S_0286D4_PNT_SPRITE_OVRD_X(V_0286D4_SPI_PNT_SPRITE_SEL_S
) |
1012 S_0286D4_PNT_SPRITE_OVRD_Y(V_0286D4_SPI_PNT_SPRITE_SEL_T
) |
1013 S_0286D4_PNT_SPRITE_OVRD_Z(V_0286D4_SPI_PNT_SPRITE_SEL_0
) |
1014 S_0286D4_PNT_SPRITE_OVRD_W(V_0286D4_SPI_PNT_SPRITE_SEL_1
) |
1015 S_0286D4_PNT_SPRITE_TOP_1(state
->sprite_coord_mode
!= PIPE_SPRITE_COORD_UPPER_LEFT
));
1017 /* point size 12.4 fixed point */
1018 tmp
= (unsigned)(state
->point_size
* 8.0);
1019 si_pm4_set_reg(pm4
, R_028A00_PA_SU_POINT_SIZE
, S_028A00_HEIGHT(tmp
) | S_028A00_WIDTH(tmp
));
1021 if (state
->point_size_per_vertex
) {
1022 psize_min
= util_get_min_point_size(state
);
1025 /* Force the point size to be as if the vertex output was disabled. */
1026 psize_min
= state
->point_size
;
1027 psize_max
= state
->point_size
;
1029 /* Divide by two, because 0.5 = 1 pixel. */
1030 si_pm4_set_reg(pm4
, R_028A04_PA_SU_POINT_MINMAX
,
1031 S_028A04_MIN_SIZE(si_pack_float_12p4(psize_min
/2)) |
1032 S_028A04_MAX_SIZE(si_pack_float_12p4(psize_max
/2)));
1034 tmp
= (unsigned)state
->line_width
* 8;
1035 si_pm4_set_reg(pm4
, R_028A08_PA_SU_LINE_CNTL
, S_028A08_WIDTH(tmp
));
1036 si_pm4_set_reg(pm4
, R_028A48_PA_SC_MODE_CNTL_0
,
1037 S_028A48_LINE_STIPPLE_ENABLE(state
->line_stipple_enable
) |
1038 S_028A48_MSAA_ENABLE(state
->multisample
||
1039 state
->poly_smooth
||
1040 state
->line_smooth
) |
1041 S_028A48_VPORT_SCISSOR_ENABLE(state
->scissor
));
1043 si_pm4_set_reg(pm4
, R_028BE4_PA_SU_VTX_CNTL
,
1044 S_028BE4_PIX_CENTER(state
->half_pixel_center
) |
1045 S_028BE4_QUANT_MODE(V_028BE4_X_16_8_FIXED_POINT_1_256TH
));
1047 si_pm4_set_reg(pm4
, R_028B7C_PA_SU_POLY_OFFSET_CLAMP
, fui(state
->offset_clamp
));
1048 si_pm4_set_reg(pm4
, R_028814_PA_SU_SC_MODE_CNTL
,
1049 S_028814_PROVOKING_VTX_LAST(!state
->flatshade_first
) |
1050 S_028814_CULL_FRONT((state
->cull_face
& PIPE_FACE_FRONT
) ? 1 : 0) |
1051 S_028814_CULL_BACK((state
->cull_face
& PIPE_FACE_BACK
) ? 1 : 0) |
1052 S_028814_FACE(!state
->front_ccw
) |
1053 S_028814_POLY_OFFSET_FRONT_ENABLE(util_get_offset(state
, state
->fill_front
)) |
1054 S_028814_POLY_OFFSET_BACK_ENABLE(util_get_offset(state
, state
->fill_back
)) |
1055 S_028814_POLY_OFFSET_PARA_ENABLE(state
->offset_point
|| state
->offset_line
) |
1056 S_028814_POLY_MODE(state
->fill_front
!= PIPE_POLYGON_MODE_FILL
||
1057 state
->fill_back
!= PIPE_POLYGON_MODE_FILL
) |
1058 S_028814_POLYMODE_FRONT_PTYPE(si_translate_fill(state
->fill_front
)) |
1059 S_028814_POLYMODE_BACK_PTYPE(si_translate_fill(state
->fill_back
)));
1060 si_pm4_set_reg(pm4
, R_00B130_SPI_SHADER_USER_DATA_VS_0
+
1061 SI_SGPR_VS_STATE_BITS
* 4, state
->clamp_vertex_color
);
1063 /* Precalculate polygon offset states for 16-bit, 24-bit, and 32-bit zbuffers. */
1064 for (i
= 0; i
< 3; i
++) {
1065 struct si_pm4_state
*pm4
= &rs
->pm4_poly_offset
[i
];
1066 float offset_units
= state
->offset_units
;
1067 float offset_scale
= state
->offset_scale
* 16.0f
;
1070 case 0: /* 16-bit zbuffer */
1071 offset_units
*= 4.0f
;
1073 case 1: /* 24-bit zbuffer */
1074 offset_units
*= 2.0f
;
1076 case 2: /* 32-bit zbuffer */
1077 offset_units
*= 1.0f
;
1081 si_pm4_set_reg(pm4
, R_028B80_PA_SU_POLY_OFFSET_FRONT_SCALE
,
1083 si_pm4_set_reg(pm4
, R_028B84_PA_SU_POLY_OFFSET_FRONT_OFFSET
,
1085 si_pm4_set_reg(pm4
, R_028B88_PA_SU_POLY_OFFSET_BACK_SCALE
,
1087 si_pm4_set_reg(pm4
, R_028B8C_PA_SU_POLY_OFFSET_BACK_OFFSET
,
1094 static void si_bind_rs_state(struct pipe_context
*ctx
, void *state
)
1096 struct si_context
*sctx
= (struct si_context
*)ctx
;
1097 struct si_state_rasterizer
*old_rs
=
1098 (struct si_state_rasterizer
*)sctx
->queued
.named
.rasterizer
;
1099 struct si_state_rasterizer
*rs
= (struct si_state_rasterizer
*)state
;
1104 if (sctx
->framebuffer
.nr_samples
> 1 &&
1105 (!old_rs
|| old_rs
->multisample_enable
!= rs
->multisample_enable
))
1106 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
1108 si_pm4_bind_state(sctx
, rasterizer
, rs
);
1109 si_update_poly_offset_state(sctx
);
1111 si_mark_atom_dirty(sctx
, &sctx
->clip_regs
);
1114 static void si_delete_rs_state(struct pipe_context
*ctx
, void *state
)
1116 struct si_context
*sctx
= (struct si_context
*)ctx
;
1118 if (sctx
->queued
.named
.rasterizer
== state
)
1119 si_pm4_bind_state(sctx
, poly_offset
, NULL
);
1120 si_pm4_delete_state(sctx
, rasterizer
, (struct si_state_rasterizer
*)state
);
1124 * infeered state between dsa and stencil ref
1126 static void si_emit_stencil_ref(struct si_context
*sctx
, struct r600_atom
*atom
)
1128 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
1129 struct pipe_stencil_ref
*ref
= &sctx
->stencil_ref
.state
;
1130 struct si_dsa_stencil_ref_part
*dsa
= &sctx
->stencil_ref
.dsa_part
;
1132 radeon_set_context_reg_seq(cs
, R_028430_DB_STENCILREFMASK
, 2);
1133 radeon_emit(cs
, S_028430_STENCILTESTVAL(ref
->ref_value
[0]) |
1134 S_028430_STENCILMASK(dsa
->valuemask
[0]) |
1135 S_028430_STENCILWRITEMASK(dsa
->writemask
[0]) |
1136 S_028430_STENCILOPVAL(1));
1137 radeon_emit(cs
, S_028434_STENCILTESTVAL_BF(ref
->ref_value
[1]) |
1138 S_028434_STENCILMASK_BF(dsa
->valuemask
[1]) |
1139 S_028434_STENCILWRITEMASK_BF(dsa
->writemask
[1]) |
1140 S_028434_STENCILOPVAL_BF(1));
1143 static void si_set_stencil_ref(struct pipe_context
*ctx
,
1144 const struct pipe_stencil_ref
*state
)
1146 struct si_context
*sctx
= (struct si_context
*)ctx
;
1148 if (memcmp(&sctx
->stencil_ref
.state
, state
, sizeof(*state
)) == 0)
1151 sctx
->stencil_ref
.state
= *state
;
1152 si_mark_atom_dirty(sctx
, &sctx
->stencil_ref
.atom
);
1160 static uint32_t si_translate_stencil_op(int s_op
)
1163 case PIPE_STENCIL_OP_KEEP
:
1164 return V_02842C_STENCIL_KEEP
;
1165 case PIPE_STENCIL_OP_ZERO
:
1166 return V_02842C_STENCIL_ZERO
;
1167 case PIPE_STENCIL_OP_REPLACE
:
1168 return V_02842C_STENCIL_REPLACE_TEST
;
1169 case PIPE_STENCIL_OP_INCR
:
1170 return V_02842C_STENCIL_ADD_CLAMP
;
1171 case PIPE_STENCIL_OP_DECR
:
1172 return V_02842C_STENCIL_SUB_CLAMP
;
1173 case PIPE_STENCIL_OP_INCR_WRAP
:
1174 return V_02842C_STENCIL_ADD_WRAP
;
1175 case PIPE_STENCIL_OP_DECR_WRAP
:
1176 return V_02842C_STENCIL_SUB_WRAP
;
1177 case PIPE_STENCIL_OP_INVERT
:
1178 return V_02842C_STENCIL_INVERT
;
1180 R600_ERR("Unknown stencil op %d", s_op
);
1187 static void *si_create_dsa_state(struct pipe_context
*ctx
,
1188 const struct pipe_depth_stencil_alpha_state
*state
)
1190 struct si_state_dsa
*dsa
= CALLOC_STRUCT(si_state_dsa
);
1191 struct si_pm4_state
*pm4
= &dsa
->pm4
;
1192 unsigned db_depth_control
;
1193 uint32_t db_stencil_control
= 0;
1199 dsa
->stencil_ref
.valuemask
[0] = state
->stencil
[0].valuemask
;
1200 dsa
->stencil_ref
.valuemask
[1] = state
->stencil
[1].valuemask
;
1201 dsa
->stencil_ref
.writemask
[0] = state
->stencil
[0].writemask
;
1202 dsa
->stencil_ref
.writemask
[1] = state
->stencil
[1].writemask
;
1204 db_depth_control
= S_028800_Z_ENABLE(state
->depth
.enabled
) |
1205 S_028800_Z_WRITE_ENABLE(state
->depth
.writemask
) |
1206 S_028800_ZFUNC(state
->depth
.func
) |
1207 S_028800_DEPTH_BOUNDS_ENABLE(state
->depth
.bounds_test
);
1210 if (state
->stencil
[0].enabled
) {
1211 db_depth_control
|= S_028800_STENCIL_ENABLE(1);
1212 db_depth_control
|= S_028800_STENCILFUNC(state
->stencil
[0].func
);
1213 db_stencil_control
|= S_02842C_STENCILFAIL(si_translate_stencil_op(state
->stencil
[0].fail_op
));
1214 db_stencil_control
|= S_02842C_STENCILZPASS(si_translate_stencil_op(state
->stencil
[0].zpass_op
));
1215 db_stencil_control
|= S_02842C_STENCILZFAIL(si_translate_stencil_op(state
->stencil
[0].zfail_op
));
1217 if (state
->stencil
[1].enabled
) {
1218 db_depth_control
|= S_028800_BACKFACE_ENABLE(1);
1219 db_depth_control
|= S_028800_STENCILFUNC_BF(state
->stencil
[1].func
);
1220 db_stencil_control
|= S_02842C_STENCILFAIL_BF(si_translate_stencil_op(state
->stencil
[1].fail_op
));
1221 db_stencil_control
|= S_02842C_STENCILZPASS_BF(si_translate_stencil_op(state
->stencil
[1].zpass_op
));
1222 db_stencil_control
|= S_02842C_STENCILZFAIL_BF(si_translate_stencil_op(state
->stencil
[1].zfail_op
));
1227 if (state
->alpha
.enabled
) {
1228 dsa
->alpha_func
= state
->alpha
.func
;
1230 si_pm4_set_reg(pm4
, R_00B030_SPI_SHADER_USER_DATA_PS_0
+
1231 SI_SGPR_ALPHA_REF
* 4, fui(state
->alpha
.ref_value
));
1233 dsa
->alpha_func
= PIPE_FUNC_ALWAYS
;
1236 si_pm4_set_reg(pm4
, R_028800_DB_DEPTH_CONTROL
, db_depth_control
);
1237 si_pm4_set_reg(pm4
, R_02842C_DB_STENCIL_CONTROL
, db_stencil_control
);
1238 if (state
->depth
.bounds_test
) {
1239 si_pm4_set_reg(pm4
, R_028020_DB_DEPTH_BOUNDS_MIN
, fui(state
->depth
.bounds_min
));
1240 si_pm4_set_reg(pm4
, R_028024_DB_DEPTH_BOUNDS_MAX
, fui(state
->depth
.bounds_max
));
1246 static void si_bind_dsa_state(struct pipe_context
*ctx
, void *state
)
1248 struct si_context
*sctx
= (struct si_context
*)ctx
;
1249 struct si_state_dsa
*dsa
= state
;
1254 si_pm4_bind_state(sctx
, dsa
, dsa
);
1256 if (memcmp(&dsa
->stencil_ref
, &sctx
->stencil_ref
.dsa_part
,
1257 sizeof(struct si_dsa_stencil_ref_part
)) != 0) {
1258 sctx
->stencil_ref
.dsa_part
= dsa
->stencil_ref
;
1259 si_mark_atom_dirty(sctx
, &sctx
->stencil_ref
.atom
);
1263 static void si_delete_dsa_state(struct pipe_context
*ctx
, void *state
)
1265 struct si_context
*sctx
= (struct si_context
*)ctx
;
1266 si_pm4_delete_state(sctx
, dsa
, (struct si_state_dsa
*)state
);
1269 static void *si_create_db_flush_dsa(struct si_context
*sctx
)
1271 struct pipe_depth_stencil_alpha_state dsa
= {};
1273 return sctx
->b
.b
.create_depth_stencil_alpha_state(&sctx
->b
.b
, &dsa
);
1276 /* DB RENDER STATE */
1278 static void si_set_occlusion_query_state(struct pipe_context
*ctx
, bool enable
)
1280 struct si_context
*sctx
= (struct si_context
*)ctx
;
1282 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
1285 static void si_emit_db_render_state(struct si_context
*sctx
, struct r600_atom
*state
)
1287 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
1288 struct si_state_rasterizer
*rs
= sctx
->queued
.named
.rasterizer
;
1289 unsigned db_shader_control
;
1291 radeon_set_context_reg_seq(cs
, R_028000_DB_RENDER_CONTROL
, 2);
1293 /* DB_RENDER_CONTROL */
1294 if (sctx
->dbcb_depth_copy_enabled
||
1295 sctx
->dbcb_stencil_copy_enabled
) {
1297 S_028000_DEPTH_COPY(sctx
->dbcb_depth_copy_enabled
) |
1298 S_028000_STENCIL_COPY(sctx
->dbcb_stencil_copy_enabled
) |
1299 S_028000_COPY_CENTROID(1) |
1300 S_028000_COPY_SAMPLE(sctx
->dbcb_copy_sample
));
1301 } else if (sctx
->db_flush_depth_inplace
|| sctx
->db_flush_stencil_inplace
) {
1303 S_028000_DEPTH_COMPRESS_DISABLE(sctx
->db_flush_depth_inplace
) |
1304 S_028000_STENCIL_COMPRESS_DISABLE(sctx
->db_flush_stencil_inplace
));
1307 S_028000_DEPTH_CLEAR_ENABLE(sctx
->db_depth_clear
) |
1308 S_028000_STENCIL_CLEAR_ENABLE(sctx
->db_stencil_clear
));
1311 /* DB_COUNT_CONTROL (occlusion queries) */
1312 if (sctx
->b
.num_occlusion_queries
> 0) {
1313 if (sctx
->b
.chip_class
>= CIK
) {
1315 S_028004_PERFECT_ZPASS_COUNTS(1) |
1316 S_028004_SAMPLE_RATE(sctx
->framebuffer
.log_samples
) |
1317 S_028004_ZPASS_ENABLE(1) |
1318 S_028004_SLICE_EVEN_ENABLE(1) |
1319 S_028004_SLICE_ODD_ENABLE(1));
1322 S_028004_PERFECT_ZPASS_COUNTS(1) |
1323 S_028004_SAMPLE_RATE(sctx
->framebuffer
.log_samples
));
1326 /* Disable occlusion queries. */
1327 if (sctx
->b
.chip_class
>= CIK
) {
1330 radeon_emit(cs
, S_028004_ZPASS_INCREMENT_DISABLE(1));
1334 /* DB_RENDER_OVERRIDE2 */
1335 radeon_set_context_reg(cs
, R_028010_DB_RENDER_OVERRIDE2
,
1336 S_028010_DISABLE_ZMASK_EXPCLEAR_OPTIMIZATION(sctx
->db_depth_disable_expclear
) |
1337 S_028010_DISABLE_SMEM_EXPCLEAR_OPTIMIZATION(sctx
->db_stencil_disable_expclear
));
1339 db_shader_control
= S_02880C_ALPHA_TO_MASK_DISABLE(sctx
->framebuffer
.cb0_is_integer
) |
1340 sctx
->ps_db_shader_control
;
1342 /* Bug workaround for smoothing (overrasterization) on SI. */
1343 if (sctx
->b
.chip_class
== SI
&& sctx
->smoothing_enabled
) {
1344 db_shader_control
&= C_02880C_Z_ORDER
;
1345 db_shader_control
|= S_02880C_Z_ORDER(V_02880C_LATE_Z
);
1348 /* Disable the gl_SampleMask fragment shader output if MSAA is disabled. */
1349 if (sctx
->framebuffer
.nr_samples
<= 1 || (rs
&& !rs
->multisample_enable
))
1350 db_shader_control
&= C_02880C_MASK_EXPORT_ENABLE
;
1352 if (sctx
->b
.family
== CHIP_STONEY
&&
1353 sctx
->screen
->b
.debug_flags
& DBG_NO_RB_PLUS
)
1354 db_shader_control
|= S_02880C_DUAL_QUAD_DISABLE(1);
1356 radeon_set_context_reg(cs
, R_02880C_DB_SHADER_CONTROL
,
1361 * format translation
1363 static uint32_t si_translate_colorformat(enum pipe_format format
)
1365 const struct util_format_description
*desc
= util_format_description(format
);
1367 #define HAS_SIZE(x,y,z,w) \
1368 (desc->channel[0].size == (x) && desc->channel[1].size == (y) && \
1369 desc->channel[2].size == (z) && desc->channel[3].size == (w))
1371 if (format
== PIPE_FORMAT_R11G11B10_FLOAT
) /* isn't plain */
1372 return V_028C70_COLOR_10_11_11
;
1374 if (desc
->layout
!= UTIL_FORMAT_LAYOUT_PLAIN
)
1375 return V_028C70_COLOR_INVALID
;
1377 switch (desc
->nr_channels
) {
1379 switch (desc
->channel
[0].size
) {
1381 return V_028C70_COLOR_8
;
1383 return V_028C70_COLOR_16
;
1385 return V_028C70_COLOR_32
;
1389 if (desc
->channel
[0].size
== desc
->channel
[1].size
) {
1390 switch (desc
->channel
[0].size
) {
1392 return V_028C70_COLOR_8_8
;
1394 return V_028C70_COLOR_16_16
;
1396 return V_028C70_COLOR_32_32
;
1398 } else if (HAS_SIZE(8,24,0,0)) {
1399 return V_028C70_COLOR_24_8
;
1400 } else if (HAS_SIZE(24,8,0,0)) {
1401 return V_028C70_COLOR_8_24
;
1405 if (HAS_SIZE(5,6,5,0)) {
1406 return V_028C70_COLOR_5_6_5
;
1407 } else if (HAS_SIZE(32,8,24,0)) {
1408 return V_028C70_COLOR_X24_8_32_FLOAT
;
1412 if (desc
->channel
[0].size
== desc
->channel
[1].size
&&
1413 desc
->channel
[0].size
== desc
->channel
[2].size
&&
1414 desc
->channel
[0].size
== desc
->channel
[3].size
) {
1415 switch (desc
->channel
[0].size
) {
1417 return V_028C70_COLOR_4_4_4_4
;
1419 return V_028C70_COLOR_8_8_8_8
;
1421 return V_028C70_COLOR_16_16_16_16
;
1423 return V_028C70_COLOR_32_32_32_32
;
1425 } else if (HAS_SIZE(5,5,5,1)) {
1426 return V_028C70_COLOR_1_5_5_5
;
1427 } else if (HAS_SIZE(10,10,10,2)) {
1428 return V_028C70_COLOR_2_10_10_10
;
1432 return V_028C70_COLOR_INVALID
;
1435 static uint32_t si_colorformat_endian_swap(uint32_t colorformat
)
1437 if (SI_BIG_ENDIAN
) {
1438 switch(colorformat
) {
1439 /* 8-bit buffers. */
1440 case V_028C70_COLOR_8
:
1441 return V_028C70_ENDIAN_NONE
;
1443 /* 16-bit buffers. */
1444 case V_028C70_COLOR_5_6_5
:
1445 case V_028C70_COLOR_1_5_5_5
:
1446 case V_028C70_COLOR_4_4_4_4
:
1447 case V_028C70_COLOR_16
:
1448 case V_028C70_COLOR_8_8
:
1449 return V_028C70_ENDIAN_8IN16
;
1451 /* 32-bit buffers. */
1452 case V_028C70_COLOR_8_8_8_8
:
1453 case V_028C70_COLOR_2_10_10_10
:
1454 case V_028C70_COLOR_8_24
:
1455 case V_028C70_COLOR_24_8
:
1456 case V_028C70_COLOR_16_16
:
1457 return V_028C70_ENDIAN_8IN32
;
1459 /* 64-bit buffers. */
1460 case V_028C70_COLOR_16_16_16_16
:
1461 return V_028C70_ENDIAN_8IN16
;
1463 case V_028C70_COLOR_32_32
:
1464 return V_028C70_ENDIAN_8IN32
;
1466 /* 128-bit buffers. */
1467 case V_028C70_COLOR_32_32_32_32
:
1468 return V_028C70_ENDIAN_8IN32
;
1470 return V_028C70_ENDIAN_NONE
; /* Unsupported. */
1473 return V_028C70_ENDIAN_NONE
;
1477 static uint32_t si_translate_dbformat(enum pipe_format format
)
1480 case PIPE_FORMAT_Z16_UNORM
:
1481 return V_028040_Z_16
;
1482 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
1483 case PIPE_FORMAT_X8Z24_UNORM
:
1484 case PIPE_FORMAT_Z24X8_UNORM
:
1485 case PIPE_FORMAT_Z24_UNORM_S8_UINT
:
1486 return V_028040_Z_24
; /* deprecated on SI */
1487 case PIPE_FORMAT_Z32_FLOAT
:
1488 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
1489 return V_028040_Z_32_FLOAT
;
1491 return V_028040_Z_INVALID
;
1496 * Texture translation
1499 static uint32_t si_translate_texformat(struct pipe_screen
*screen
,
1500 enum pipe_format format
,
1501 const struct util_format_description
*desc
,
1504 struct si_screen
*sscreen
= (struct si_screen
*)screen
;
1505 bool enable_compressed_formats
= (sscreen
->b
.info
.drm_major
== 2 &&
1506 sscreen
->b
.info
.drm_minor
>= 31) ||
1507 sscreen
->b
.info
.drm_major
== 3;
1508 boolean uniform
= TRUE
;
1511 /* Colorspace (return non-RGB formats directly). */
1512 switch (desc
->colorspace
) {
1513 /* Depth stencil formats */
1514 case UTIL_FORMAT_COLORSPACE_ZS
:
1516 case PIPE_FORMAT_Z16_UNORM
:
1517 return V_008F14_IMG_DATA_FORMAT_16
;
1518 case PIPE_FORMAT_X24S8_UINT
:
1519 case PIPE_FORMAT_Z24X8_UNORM
:
1520 case PIPE_FORMAT_Z24_UNORM_S8_UINT
:
1521 return V_008F14_IMG_DATA_FORMAT_8_24
;
1522 case PIPE_FORMAT_X8Z24_UNORM
:
1523 case PIPE_FORMAT_S8X24_UINT
:
1524 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
1525 return V_008F14_IMG_DATA_FORMAT_24_8
;
1526 case PIPE_FORMAT_S8_UINT
:
1527 return V_008F14_IMG_DATA_FORMAT_8
;
1528 case PIPE_FORMAT_Z32_FLOAT
:
1529 return V_008F14_IMG_DATA_FORMAT_32
;
1530 case PIPE_FORMAT_X32_S8X24_UINT
:
1531 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
1532 return V_008F14_IMG_DATA_FORMAT_X24_8_32
;
1537 case UTIL_FORMAT_COLORSPACE_YUV
:
1538 goto out_unknown
; /* TODO */
1540 case UTIL_FORMAT_COLORSPACE_SRGB
:
1541 if (desc
->nr_channels
!= 4 && desc
->nr_channels
!= 1)
1549 if (desc
->layout
== UTIL_FORMAT_LAYOUT_RGTC
) {
1550 if (!enable_compressed_formats
)
1554 case PIPE_FORMAT_RGTC1_SNORM
:
1555 case PIPE_FORMAT_LATC1_SNORM
:
1556 case PIPE_FORMAT_RGTC1_UNORM
:
1557 case PIPE_FORMAT_LATC1_UNORM
:
1558 return V_008F14_IMG_DATA_FORMAT_BC4
;
1559 case PIPE_FORMAT_RGTC2_SNORM
:
1560 case PIPE_FORMAT_LATC2_SNORM
:
1561 case PIPE_FORMAT_RGTC2_UNORM
:
1562 case PIPE_FORMAT_LATC2_UNORM
:
1563 return V_008F14_IMG_DATA_FORMAT_BC5
;
1569 if (desc
->layout
== UTIL_FORMAT_LAYOUT_ETC
&&
1570 sscreen
->b
.family
>= CHIP_STONEY
) {
1572 case PIPE_FORMAT_ETC1_RGB8
:
1573 case PIPE_FORMAT_ETC2_RGB8
:
1574 case PIPE_FORMAT_ETC2_SRGB8
:
1575 return V_008F14_IMG_DATA_FORMAT_ETC2_RGB
;
1576 case PIPE_FORMAT_ETC2_RGB8A1
:
1577 case PIPE_FORMAT_ETC2_SRGB8A1
:
1578 return V_008F14_IMG_DATA_FORMAT_ETC2_RGBA1
;
1579 case PIPE_FORMAT_ETC2_RGBA8
:
1580 case PIPE_FORMAT_ETC2_SRGBA8
:
1581 return V_008F14_IMG_DATA_FORMAT_ETC2_RGBA
;
1582 case PIPE_FORMAT_ETC2_R11_UNORM
:
1583 case PIPE_FORMAT_ETC2_R11_SNORM
:
1584 return V_008F14_IMG_DATA_FORMAT_ETC2_R
;
1585 case PIPE_FORMAT_ETC2_RG11_UNORM
:
1586 case PIPE_FORMAT_ETC2_RG11_SNORM
:
1587 return V_008F14_IMG_DATA_FORMAT_ETC2_RG
;
1593 if (desc
->layout
== UTIL_FORMAT_LAYOUT_BPTC
) {
1594 if (!enable_compressed_formats
)
1598 case PIPE_FORMAT_BPTC_RGBA_UNORM
:
1599 case PIPE_FORMAT_BPTC_SRGBA
:
1600 return V_008F14_IMG_DATA_FORMAT_BC7
;
1601 case PIPE_FORMAT_BPTC_RGB_FLOAT
:
1602 case PIPE_FORMAT_BPTC_RGB_UFLOAT
:
1603 return V_008F14_IMG_DATA_FORMAT_BC6
;
1609 if (desc
->layout
== UTIL_FORMAT_LAYOUT_SUBSAMPLED
) {
1611 case PIPE_FORMAT_R8G8_B8G8_UNORM
:
1612 case PIPE_FORMAT_G8R8_B8R8_UNORM
:
1613 return V_008F14_IMG_DATA_FORMAT_GB_GR
;
1614 case PIPE_FORMAT_G8R8_G8B8_UNORM
:
1615 case PIPE_FORMAT_R8G8_R8B8_UNORM
:
1616 return V_008F14_IMG_DATA_FORMAT_BG_RG
;
1622 if (desc
->layout
== UTIL_FORMAT_LAYOUT_S3TC
) {
1623 if (!enable_compressed_formats
)
1626 if (!util_format_s3tc_enabled
) {
1631 case PIPE_FORMAT_DXT1_RGB
:
1632 case PIPE_FORMAT_DXT1_RGBA
:
1633 case PIPE_FORMAT_DXT1_SRGB
:
1634 case PIPE_FORMAT_DXT1_SRGBA
:
1635 return V_008F14_IMG_DATA_FORMAT_BC1
;
1636 case PIPE_FORMAT_DXT3_RGBA
:
1637 case PIPE_FORMAT_DXT3_SRGBA
:
1638 return V_008F14_IMG_DATA_FORMAT_BC2
;
1639 case PIPE_FORMAT_DXT5_RGBA
:
1640 case PIPE_FORMAT_DXT5_SRGBA
:
1641 return V_008F14_IMG_DATA_FORMAT_BC3
;
1647 if (format
== PIPE_FORMAT_R9G9B9E5_FLOAT
) {
1648 return V_008F14_IMG_DATA_FORMAT_5_9_9_9
;
1649 } else if (format
== PIPE_FORMAT_R11G11B10_FLOAT
) {
1650 return V_008F14_IMG_DATA_FORMAT_10_11_11
;
1653 /* R8G8Bx_SNORM - TODO CxV8U8 */
1655 /* See whether the components are of the same size. */
1656 for (i
= 1; i
< desc
->nr_channels
; i
++) {
1657 uniform
= uniform
&& desc
->channel
[0].size
== desc
->channel
[i
].size
;
1660 /* Non-uniform formats. */
1662 switch(desc
->nr_channels
) {
1664 if (desc
->channel
[0].size
== 5 &&
1665 desc
->channel
[1].size
== 6 &&
1666 desc
->channel
[2].size
== 5) {
1667 return V_008F14_IMG_DATA_FORMAT_5_6_5
;
1671 if (desc
->channel
[0].size
== 5 &&
1672 desc
->channel
[1].size
== 5 &&
1673 desc
->channel
[2].size
== 5 &&
1674 desc
->channel
[3].size
== 1) {
1675 return V_008F14_IMG_DATA_FORMAT_1_5_5_5
;
1677 if (desc
->channel
[0].size
== 10 &&
1678 desc
->channel
[1].size
== 10 &&
1679 desc
->channel
[2].size
== 10 &&
1680 desc
->channel
[3].size
== 2) {
1681 return V_008F14_IMG_DATA_FORMAT_2_10_10_10
;
1688 if (first_non_void
< 0 || first_non_void
> 3)
1691 /* uniform formats */
1692 switch (desc
->channel
[first_non_void
].size
) {
1694 switch (desc
->nr_channels
) {
1695 #if 0 /* Not supported for render targets */
1697 return V_008F14_IMG_DATA_FORMAT_4_4
;
1700 return V_008F14_IMG_DATA_FORMAT_4_4_4_4
;
1704 switch (desc
->nr_channels
) {
1706 return V_008F14_IMG_DATA_FORMAT_8
;
1708 return V_008F14_IMG_DATA_FORMAT_8_8
;
1710 return V_008F14_IMG_DATA_FORMAT_8_8_8_8
;
1714 switch (desc
->nr_channels
) {
1716 return V_008F14_IMG_DATA_FORMAT_16
;
1718 return V_008F14_IMG_DATA_FORMAT_16_16
;
1720 return V_008F14_IMG_DATA_FORMAT_16_16_16_16
;
1724 switch (desc
->nr_channels
) {
1726 return V_008F14_IMG_DATA_FORMAT_32
;
1728 return V_008F14_IMG_DATA_FORMAT_32_32
;
1729 #if 0 /* Not supported for render targets */
1731 return V_008F14_IMG_DATA_FORMAT_32_32_32
;
1734 return V_008F14_IMG_DATA_FORMAT_32_32_32_32
;
1739 /* R600_ERR("Unable to handle texformat %d %s\n", format, util_format_name(format)); */
1743 static unsigned si_tex_wrap(unsigned wrap
)
1747 case PIPE_TEX_WRAP_REPEAT
:
1748 return V_008F30_SQ_TEX_WRAP
;
1749 case PIPE_TEX_WRAP_CLAMP
:
1750 return V_008F30_SQ_TEX_CLAMP_HALF_BORDER
;
1751 case PIPE_TEX_WRAP_CLAMP_TO_EDGE
:
1752 return V_008F30_SQ_TEX_CLAMP_LAST_TEXEL
;
1753 case PIPE_TEX_WRAP_CLAMP_TO_BORDER
:
1754 return V_008F30_SQ_TEX_CLAMP_BORDER
;
1755 case PIPE_TEX_WRAP_MIRROR_REPEAT
:
1756 return V_008F30_SQ_TEX_MIRROR
;
1757 case PIPE_TEX_WRAP_MIRROR_CLAMP
:
1758 return V_008F30_SQ_TEX_MIRROR_ONCE_HALF_BORDER
;
1759 case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE
:
1760 return V_008F30_SQ_TEX_MIRROR_ONCE_LAST_TEXEL
;
1761 case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER
:
1762 return V_008F30_SQ_TEX_MIRROR_ONCE_BORDER
;
1766 static unsigned si_tex_filter(unsigned filter
)
1770 case PIPE_TEX_FILTER_NEAREST
:
1771 return V_008F38_SQ_TEX_XY_FILTER_POINT
;
1772 case PIPE_TEX_FILTER_LINEAR
:
1773 return V_008F38_SQ_TEX_XY_FILTER_BILINEAR
;
1777 static unsigned si_tex_mipfilter(unsigned filter
)
1780 case PIPE_TEX_MIPFILTER_NEAREST
:
1781 return V_008F38_SQ_TEX_Z_FILTER_POINT
;
1782 case PIPE_TEX_MIPFILTER_LINEAR
:
1783 return V_008F38_SQ_TEX_Z_FILTER_LINEAR
;
1785 case PIPE_TEX_MIPFILTER_NONE
:
1786 return V_008F38_SQ_TEX_Z_FILTER_NONE
;
1790 static unsigned si_tex_compare(unsigned compare
)
1794 case PIPE_FUNC_NEVER
:
1795 return V_008F30_SQ_TEX_DEPTH_COMPARE_NEVER
;
1796 case PIPE_FUNC_LESS
:
1797 return V_008F30_SQ_TEX_DEPTH_COMPARE_LESS
;
1798 case PIPE_FUNC_EQUAL
:
1799 return V_008F30_SQ_TEX_DEPTH_COMPARE_EQUAL
;
1800 case PIPE_FUNC_LEQUAL
:
1801 return V_008F30_SQ_TEX_DEPTH_COMPARE_LESSEQUAL
;
1802 case PIPE_FUNC_GREATER
:
1803 return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATER
;
1804 case PIPE_FUNC_NOTEQUAL
:
1805 return V_008F30_SQ_TEX_DEPTH_COMPARE_NOTEQUAL
;
1806 case PIPE_FUNC_GEQUAL
:
1807 return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL
;
1808 case PIPE_FUNC_ALWAYS
:
1809 return V_008F30_SQ_TEX_DEPTH_COMPARE_ALWAYS
;
1813 static unsigned si_tex_dim(unsigned res_target
, unsigned view_target
,
1814 unsigned nr_samples
)
1816 if (view_target
== PIPE_TEXTURE_CUBE
||
1817 view_target
== PIPE_TEXTURE_CUBE_ARRAY
)
1818 res_target
= view_target
;
1820 switch (res_target
) {
1822 case PIPE_TEXTURE_1D
:
1823 return V_008F1C_SQ_RSRC_IMG_1D
;
1824 case PIPE_TEXTURE_1D_ARRAY
:
1825 return V_008F1C_SQ_RSRC_IMG_1D_ARRAY
;
1826 case PIPE_TEXTURE_2D
:
1827 case PIPE_TEXTURE_RECT
:
1828 return nr_samples
> 1 ? V_008F1C_SQ_RSRC_IMG_2D_MSAA
:
1829 V_008F1C_SQ_RSRC_IMG_2D
;
1830 case PIPE_TEXTURE_2D_ARRAY
:
1831 return nr_samples
> 1 ? V_008F1C_SQ_RSRC_IMG_2D_MSAA_ARRAY
:
1832 V_008F1C_SQ_RSRC_IMG_2D_ARRAY
;
1833 case PIPE_TEXTURE_3D
:
1834 return V_008F1C_SQ_RSRC_IMG_3D
;
1835 case PIPE_TEXTURE_CUBE
:
1836 case PIPE_TEXTURE_CUBE_ARRAY
:
1837 return V_008F1C_SQ_RSRC_IMG_CUBE
;
1842 * Format support testing
1845 static bool si_is_sampler_format_supported(struct pipe_screen
*screen
, enum pipe_format format
)
1847 return si_translate_texformat(screen
, format
, util_format_description(format
),
1848 util_format_get_first_non_void_channel(format
)) != ~0U;
1851 static uint32_t si_translate_buffer_dataformat(struct pipe_screen
*screen
,
1852 const struct util_format_description
*desc
,
1855 unsigned type
= desc
->channel
[first_non_void
].type
;
1858 if (type
== UTIL_FORMAT_TYPE_FIXED
)
1859 return V_008F0C_BUF_DATA_FORMAT_INVALID
;
1861 if (desc
->format
== PIPE_FORMAT_R11G11B10_FLOAT
)
1862 return V_008F0C_BUF_DATA_FORMAT_10_11_11
;
1864 if (desc
->nr_channels
== 4 &&
1865 desc
->channel
[0].size
== 10 &&
1866 desc
->channel
[1].size
== 10 &&
1867 desc
->channel
[2].size
== 10 &&
1868 desc
->channel
[3].size
== 2)
1869 return V_008F0C_BUF_DATA_FORMAT_2_10_10_10
;
1871 /* See whether the components are of the same size. */
1872 for (i
= 0; i
< desc
->nr_channels
; i
++) {
1873 if (desc
->channel
[first_non_void
].size
!= desc
->channel
[i
].size
)
1874 return V_008F0C_BUF_DATA_FORMAT_INVALID
;
1877 switch (desc
->channel
[first_non_void
].size
) {
1879 switch (desc
->nr_channels
) {
1881 return V_008F0C_BUF_DATA_FORMAT_8
;
1883 return V_008F0C_BUF_DATA_FORMAT_8_8
;
1886 return V_008F0C_BUF_DATA_FORMAT_8_8_8_8
;
1890 switch (desc
->nr_channels
) {
1892 return V_008F0C_BUF_DATA_FORMAT_16
;
1894 return V_008F0C_BUF_DATA_FORMAT_16_16
;
1897 return V_008F0C_BUF_DATA_FORMAT_16_16_16_16
;
1901 /* From the Southern Islands ISA documentation about MTBUF:
1902 * 'Memory reads of data in memory that is 32 or 64 bits do not
1903 * undergo any format conversion.'
1905 if (type
!= UTIL_FORMAT_TYPE_FLOAT
&&
1906 !desc
->channel
[first_non_void
].pure_integer
)
1907 return V_008F0C_BUF_DATA_FORMAT_INVALID
;
1909 switch (desc
->nr_channels
) {
1911 return V_008F0C_BUF_DATA_FORMAT_32
;
1913 return V_008F0C_BUF_DATA_FORMAT_32_32
;
1915 return V_008F0C_BUF_DATA_FORMAT_32_32_32
;
1917 return V_008F0C_BUF_DATA_FORMAT_32_32_32_32
;
1922 return V_008F0C_BUF_DATA_FORMAT_INVALID
;
1925 static uint32_t si_translate_buffer_numformat(struct pipe_screen
*screen
,
1926 const struct util_format_description
*desc
,
1929 if (desc
->format
== PIPE_FORMAT_R11G11B10_FLOAT
)
1930 return V_008F0C_BUF_NUM_FORMAT_FLOAT
;
1932 switch (desc
->channel
[first_non_void
].type
) {
1933 case UTIL_FORMAT_TYPE_SIGNED
:
1934 if (desc
->channel
[first_non_void
].normalized
)
1935 return V_008F0C_BUF_NUM_FORMAT_SNORM
;
1936 else if (desc
->channel
[first_non_void
].pure_integer
)
1937 return V_008F0C_BUF_NUM_FORMAT_SINT
;
1939 return V_008F0C_BUF_NUM_FORMAT_SSCALED
;
1941 case UTIL_FORMAT_TYPE_UNSIGNED
:
1942 if (desc
->channel
[first_non_void
].normalized
)
1943 return V_008F0C_BUF_NUM_FORMAT_UNORM
;
1944 else if (desc
->channel
[first_non_void
].pure_integer
)
1945 return V_008F0C_BUF_NUM_FORMAT_UINT
;
1947 return V_008F0C_BUF_NUM_FORMAT_USCALED
;
1949 case UTIL_FORMAT_TYPE_FLOAT
:
1951 return V_008F0C_BUF_NUM_FORMAT_FLOAT
;
1955 static bool si_is_vertex_format_supported(struct pipe_screen
*screen
, enum pipe_format format
)
1957 const struct util_format_description
*desc
;
1959 unsigned data_format
;
1961 desc
= util_format_description(format
);
1962 first_non_void
= util_format_get_first_non_void_channel(format
);
1963 data_format
= si_translate_buffer_dataformat(screen
, desc
, first_non_void
);
1964 return data_format
!= V_008F0C_BUF_DATA_FORMAT_INVALID
;
1967 static bool si_is_colorbuffer_format_supported(enum pipe_format format
)
1969 return si_translate_colorformat(format
) != V_028C70_COLOR_INVALID
&&
1970 r600_translate_colorswap(format
) != ~0U;
1973 static bool si_is_zs_format_supported(enum pipe_format format
)
1975 return si_translate_dbformat(format
) != V_028040_Z_INVALID
;
1978 boolean
si_is_format_supported(struct pipe_screen
*screen
,
1979 enum pipe_format format
,
1980 enum pipe_texture_target target
,
1981 unsigned sample_count
,
1984 unsigned retval
= 0;
1986 if (target
>= PIPE_MAX_TEXTURE_TYPES
) {
1987 R600_ERR("r600: unsupported texture type %d\n", target
);
1991 if (!util_format_is_supported(format
, usage
))
1994 if (sample_count
> 1) {
1995 if (!screen
->get_param(screen
, PIPE_CAP_TEXTURE_MULTISAMPLE
))
1998 switch (sample_count
) {
2008 if (usage
& PIPE_BIND_SAMPLER_VIEW
) {
2009 if (target
== PIPE_BUFFER
) {
2010 if (si_is_vertex_format_supported(screen
, format
))
2011 retval
|= PIPE_BIND_SAMPLER_VIEW
;
2013 if (si_is_sampler_format_supported(screen
, format
))
2014 retval
|= PIPE_BIND_SAMPLER_VIEW
;
2018 if ((usage
& (PIPE_BIND_RENDER_TARGET
|
2019 PIPE_BIND_DISPLAY_TARGET
|
2022 PIPE_BIND_BLENDABLE
)) &&
2023 si_is_colorbuffer_format_supported(format
)) {
2025 (PIPE_BIND_RENDER_TARGET
|
2026 PIPE_BIND_DISPLAY_TARGET
|
2029 if (!util_format_is_pure_integer(format
) &&
2030 !util_format_is_depth_or_stencil(format
))
2031 retval
|= usage
& PIPE_BIND_BLENDABLE
;
2034 if ((usage
& PIPE_BIND_DEPTH_STENCIL
) &&
2035 si_is_zs_format_supported(format
)) {
2036 retval
|= PIPE_BIND_DEPTH_STENCIL
;
2039 if ((usage
& PIPE_BIND_VERTEX_BUFFER
) &&
2040 si_is_vertex_format_supported(screen
, format
)) {
2041 retval
|= PIPE_BIND_VERTEX_BUFFER
;
2044 if (usage
& PIPE_BIND_TRANSFER_READ
)
2045 retval
|= PIPE_BIND_TRANSFER_READ
;
2046 if (usage
& PIPE_BIND_TRANSFER_WRITE
)
2047 retval
|= PIPE_BIND_TRANSFER_WRITE
;
2049 return retval
== usage
;
2052 unsigned si_tile_mode_index(struct r600_texture
*rtex
, unsigned level
, bool stencil
)
2054 unsigned tile_mode_index
= 0;
2057 tile_mode_index
= rtex
->surface
.stencil_tiling_index
[level
];
2059 tile_mode_index
= rtex
->surface
.tiling_index
[level
];
2061 return tile_mode_index
;
2065 * framebuffer handling
2068 static void si_choose_spi_color_formats(struct r600_surface
*surf
,
2069 unsigned format
, unsigned swap
,
2070 unsigned ntype
, bool is_depth
)
2072 /* Alpha is needed for alpha-to-coverage.
2073 * Blending may be with or without alpha.
2075 unsigned normal
= 0; /* most optimal, may not support blending or export alpha */
2076 unsigned alpha
= 0; /* exports alpha, but may not support blending */
2077 unsigned blend
= 0; /* supports blending, but may not export alpha */
2078 unsigned blend_alpha
= 0; /* least optimal, supports blending and exports alpha */
2080 /* Choose the SPI color formats. These are required values for Stoney/RB+.
2081 * Other chips have multiple choices, though they are not necessarily better.
2084 case V_028C70_COLOR_5_6_5
:
2085 case V_028C70_COLOR_1_5_5_5
:
2086 case V_028C70_COLOR_5_5_5_1
:
2087 case V_028C70_COLOR_4_4_4_4
:
2088 case V_028C70_COLOR_10_11_11
:
2089 case V_028C70_COLOR_11_11_10
:
2090 case V_028C70_COLOR_8
:
2091 case V_028C70_COLOR_8_8
:
2092 case V_028C70_COLOR_8_8_8_8
:
2093 case V_028C70_COLOR_10_10_10_2
:
2094 case V_028C70_COLOR_2_10_10_10
:
2095 if (ntype
== V_028C70_NUMBER_UINT
)
2096 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_UINT16_ABGR
;
2097 else if (ntype
== V_028C70_NUMBER_SINT
)
2098 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_SINT16_ABGR
;
2100 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_FP16_ABGR
;
2103 case V_028C70_COLOR_16
:
2104 case V_028C70_COLOR_16_16
:
2105 case V_028C70_COLOR_16_16_16_16
:
2106 if (ntype
== V_028C70_NUMBER_UNORM
||
2107 ntype
== V_028C70_NUMBER_SNORM
) {
2108 /* UNORM16 and SNORM16 don't support blending */
2109 if (ntype
== V_028C70_NUMBER_UNORM
)
2110 normal
= alpha
= V_028714_SPI_SHADER_UNORM16_ABGR
;
2112 normal
= alpha
= V_028714_SPI_SHADER_SNORM16_ABGR
;
2114 /* Use 32 bits per channel for blending. */
2115 if (format
== V_028C70_COLOR_16
) {
2116 if (swap
== V_028C70_SWAP_STD
) { /* R */
2117 blend
= V_028714_SPI_SHADER_32_R
;
2118 blend_alpha
= V_028714_SPI_SHADER_32_AR
;
2119 } else if (swap
== V_028C70_SWAP_ALT_REV
) /* A */
2120 blend
= blend_alpha
= V_028714_SPI_SHADER_32_AR
;
2123 } else if (format
== V_028C70_COLOR_16_16
) {
2124 if (swap
== V_028C70_SWAP_STD
) { /* RG */
2125 blend
= V_028714_SPI_SHADER_32_GR
;
2126 blend_alpha
= V_028714_SPI_SHADER_32_ABGR
;
2127 } else if (swap
== V_028C70_SWAP_ALT
) /* RA */
2128 blend
= blend_alpha
= V_028714_SPI_SHADER_32_AR
;
2131 } else /* 16_16_16_16 */
2132 blend
= blend_alpha
= V_028714_SPI_SHADER_32_ABGR
;
2133 } else if (ntype
== V_028C70_NUMBER_UINT
)
2134 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_UINT16_ABGR
;
2135 else if (ntype
== V_028C70_NUMBER_SINT
)
2136 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_SINT16_ABGR
;
2137 else if (ntype
== V_028C70_NUMBER_FLOAT
)
2138 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_FP16_ABGR
;
2143 case V_028C70_COLOR_32
:
2144 if (swap
== V_028C70_SWAP_STD
) { /* R */
2145 blend
= normal
= V_028714_SPI_SHADER_32_R
;
2146 alpha
= blend_alpha
= V_028714_SPI_SHADER_32_AR
;
2147 } else if (swap
== V_028C70_SWAP_ALT_REV
) /* A */
2148 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_32_AR
;
2153 case V_028C70_COLOR_32_32
:
2154 if (swap
== V_028C70_SWAP_STD
) { /* RG */
2155 blend
= normal
= V_028714_SPI_SHADER_32_GR
;
2156 alpha
= blend_alpha
= V_028714_SPI_SHADER_32_ABGR
;
2157 } else if (swap
== V_028C70_SWAP_ALT
) /* RA */
2158 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_32_AR
;
2163 case V_028C70_COLOR_32_32_32_32
:
2164 case V_028C70_COLOR_8_24
:
2165 case V_028C70_COLOR_24_8
:
2166 case V_028C70_COLOR_X24_8_32_FLOAT
:
2167 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_32_ABGR
;
2175 /* The DB->CB copy needs 32_ABGR. */
2177 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_32_ABGR
;
2179 surf
->spi_shader_col_format
= normal
;
2180 surf
->spi_shader_col_format_alpha
= alpha
;
2181 surf
->spi_shader_col_format_blend
= blend
;
2182 surf
->spi_shader_col_format_blend_alpha
= blend_alpha
;
2185 static void si_initialize_color_surface(struct si_context
*sctx
,
2186 struct r600_surface
*surf
)
2188 struct r600_texture
*rtex
= (struct r600_texture
*)surf
->base
.texture
;
2189 unsigned level
= surf
->base
.u
.tex
.level
;
2190 uint64_t offset
= rtex
->surface
.level
[level
].offset
;
2191 unsigned pitch
, slice
;
2192 unsigned color_info
, color_attrib
, color_pitch
, color_view
;
2193 unsigned tile_mode_index
;
2194 unsigned format
, swap
, ntype
, endian
;
2195 const struct util_format_description
*desc
;
2197 unsigned blend_clamp
= 0, blend_bypass
= 0;
2199 /* Layered rendering doesn't work with LINEAR_GENERAL.
2200 * (LINEAR_ALIGNED and others work) */
2201 if (rtex
->surface
.level
[level
].mode
== RADEON_SURF_MODE_LINEAR
) {
2202 assert(surf
->base
.u
.tex
.first_layer
== surf
->base
.u
.tex
.last_layer
);
2203 offset
+= rtex
->surface
.level
[level
].slice_size
*
2204 surf
->base
.u
.tex
.first_layer
;
2207 color_view
= S_028C6C_SLICE_START(surf
->base
.u
.tex
.first_layer
) |
2208 S_028C6C_SLICE_MAX(surf
->base
.u
.tex
.last_layer
);
2211 pitch
= (rtex
->surface
.level
[level
].nblk_x
) / 8 - 1;
2212 slice
= (rtex
->surface
.level
[level
].nblk_x
* rtex
->surface
.level
[level
].nblk_y
) / 64;
2217 tile_mode_index
= si_tile_mode_index(rtex
, level
, false);
2219 desc
= util_format_description(surf
->base
.format
);
2220 for (i
= 0; i
< 4; i
++) {
2221 if (desc
->channel
[i
].type
!= UTIL_FORMAT_TYPE_VOID
) {
2225 if (i
== 4 || desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_FLOAT
) {
2226 ntype
= V_028C70_NUMBER_FLOAT
;
2228 ntype
= V_028C70_NUMBER_UNORM
;
2229 if (desc
->colorspace
== UTIL_FORMAT_COLORSPACE_SRGB
)
2230 ntype
= V_028C70_NUMBER_SRGB
;
2231 else if (desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_SIGNED
) {
2232 if (desc
->channel
[i
].pure_integer
) {
2233 ntype
= V_028C70_NUMBER_SINT
;
2235 assert(desc
->channel
[i
].normalized
);
2236 ntype
= V_028C70_NUMBER_SNORM
;
2238 } else if (desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_UNSIGNED
) {
2239 if (desc
->channel
[i
].pure_integer
) {
2240 ntype
= V_028C70_NUMBER_UINT
;
2242 assert(desc
->channel
[i
].normalized
);
2243 ntype
= V_028C70_NUMBER_UNORM
;
2248 format
= si_translate_colorformat(surf
->base
.format
);
2249 if (format
== V_028C70_COLOR_INVALID
) {
2250 R600_ERR("Invalid CB format: %d, disabling CB.\n", surf
->base
.format
);
2252 assert(format
!= V_028C70_COLOR_INVALID
);
2253 swap
= r600_translate_colorswap(surf
->base
.format
);
2254 endian
= si_colorformat_endian_swap(format
);
2256 /* blend clamp should be set for all NORM/SRGB types */
2257 if (ntype
== V_028C70_NUMBER_UNORM
||
2258 ntype
== V_028C70_NUMBER_SNORM
||
2259 ntype
== V_028C70_NUMBER_SRGB
)
2262 /* set blend bypass according to docs if SINT/UINT or
2263 8/24 COLOR variants */
2264 if (ntype
== V_028C70_NUMBER_UINT
|| ntype
== V_028C70_NUMBER_SINT
||
2265 format
== V_028C70_COLOR_8_24
|| format
== V_028C70_COLOR_24_8
||
2266 format
== V_028C70_COLOR_X24_8_32_FLOAT
) {
2271 if ((ntype
== V_028C70_NUMBER_UINT
|| ntype
== V_028C70_NUMBER_SINT
) &&
2272 (format
== V_028C70_COLOR_8
||
2273 format
== V_028C70_COLOR_8_8
||
2274 format
== V_028C70_COLOR_8_8_8_8
))
2275 surf
->color_is_int8
= true;
2277 color_info
= S_028C70_FORMAT(format
) |
2278 S_028C70_COMP_SWAP(swap
) |
2279 S_028C70_BLEND_CLAMP(blend_clamp
) |
2280 S_028C70_BLEND_BYPASS(blend_bypass
) |
2281 S_028C70_NUMBER_TYPE(ntype
) |
2282 S_028C70_ENDIAN(endian
);
2284 color_pitch
= S_028C64_TILE_MAX(pitch
);
2286 /* Intensity is implemented as Red, so treat it that way. */
2287 color_attrib
= S_028C74_TILE_MODE_INDEX(tile_mode_index
) |
2288 S_028C74_FORCE_DST_ALPHA_1(desc
->swizzle
[3] == UTIL_FORMAT_SWIZZLE_1
||
2289 util_format_is_intensity(surf
->base
.format
));
2291 if (rtex
->resource
.b
.b
.nr_samples
> 1) {
2292 unsigned log_samples
= util_logbase2(rtex
->resource
.b
.b
.nr_samples
);
2294 color_attrib
|= S_028C74_NUM_SAMPLES(log_samples
) |
2295 S_028C74_NUM_FRAGMENTS(log_samples
);
2297 if (rtex
->fmask
.size
) {
2298 color_info
|= S_028C70_COMPRESSION(1);
2299 unsigned fmask_bankh
= util_logbase2(rtex
->fmask
.bank_height
);
2301 color_attrib
|= S_028C74_FMASK_TILE_MODE_INDEX(rtex
->fmask
.tile_mode_index
);
2303 if (sctx
->b
.chip_class
== SI
) {
2304 /* due to a hw bug, FMASK_BANK_HEIGHT must be set on SI too */
2305 color_attrib
|= S_028C74_FMASK_BANK_HEIGHT(fmask_bankh
);
2307 if (sctx
->b
.chip_class
>= CIK
) {
2308 color_pitch
|= S_028C64_FMASK_TILE_MAX(rtex
->fmask
.pitch_in_pixels
/ 8 - 1);
2313 offset
+= rtex
->resource
.gpu_address
;
2315 surf
->cb_color_base
= offset
>> 8;
2316 surf
->cb_color_pitch
= color_pitch
;
2317 surf
->cb_color_slice
= S_028C68_TILE_MAX(slice
);
2318 surf
->cb_color_view
= color_view
;
2319 surf
->cb_color_info
= color_info
;
2320 surf
->cb_color_attrib
= color_attrib
;
2322 if (sctx
->b
.chip_class
>= VI
&& rtex
->dcc_offset
) {
2323 unsigned max_uncompressed_block_size
= 2;
2325 if (rtex
->surface
.nsamples
> 1) {
2326 if (rtex
->surface
.bpe
== 1)
2327 max_uncompressed_block_size
= 0;
2328 else if (rtex
->surface
.bpe
== 2)
2329 max_uncompressed_block_size
= 1;
2332 surf
->cb_dcc_control
= S_028C78_MAX_UNCOMPRESSED_BLOCK_SIZE(max_uncompressed_block_size
) |
2333 S_028C78_INDEPENDENT_64B_BLOCKS(1);
2334 surf
->cb_dcc_base
= (rtex
->resource
.gpu_address
+
2336 rtex
->surface
.level
[level
].dcc_offset
) >> 8;
2339 if (rtex
->fmask
.size
) {
2340 surf
->cb_color_fmask
= (offset
+ rtex
->fmask
.offset
) >> 8;
2341 surf
->cb_color_fmask_slice
= S_028C88_TILE_MAX(rtex
->fmask
.slice_tile_max
);
2343 /* This must be set for fast clear to work without FMASK. */
2344 surf
->cb_color_fmask
= surf
->cb_color_base
;
2345 surf
->cb_color_fmask_slice
= surf
->cb_color_slice
;
2346 surf
->cb_color_attrib
|= S_028C74_FMASK_TILE_MODE_INDEX(tile_mode_index
);
2348 if (sctx
->b
.chip_class
== SI
) {
2349 unsigned bankh
= util_logbase2(rtex
->surface
.bankh
);
2350 surf
->cb_color_attrib
|= S_028C74_FMASK_BANK_HEIGHT(bankh
);
2353 if (sctx
->b
.chip_class
>= CIK
) {
2354 surf
->cb_color_pitch
|= S_028C64_FMASK_TILE_MAX(pitch
);
2358 /* Determine pixel shader export format */
2359 si_choose_spi_color_formats(surf
, format
, swap
, ntype
, rtex
->is_depth
);
2361 surf
->color_initialized
= true;
2364 static void si_init_depth_surface(struct si_context
*sctx
,
2365 struct r600_surface
*surf
)
2367 struct si_screen
*sscreen
= sctx
->screen
;
2368 struct r600_texture
*rtex
= (struct r600_texture
*)surf
->base
.texture
;
2369 unsigned level
= surf
->base
.u
.tex
.level
;
2370 struct radeon_surf_level
*levelinfo
= &rtex
->surface
.level
[level
];
2371 unsigned format
, tile_mode_index
, array_mode
;
2372 unsigned macro_aspect
, tile_split
, stile_split
, bankh
, bankw
, nbanks
, pipe_config
;
2373 uint32_t z_info
, s_info
, db_depth_info
;
2374 uint64_t z_offs
, s_offs
;
2375 uint32_t db_htile_data_base
, db_htile_surface
, pa_su_poly_offset_db_fmt_cntl
= 0;
2377 switch (sctx
->framebuffer
.state
.zsbuf
->texture
->format
) {
2378 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
2379 case PIPE_FORMAT_X8Z24_UNORM
:
2380 case PIPE_FORMAT_Z24X8_UNORM
:
2381 case PIPE_FORMAT_Z24_UNORM_S8_UINT
:
2382 pa_su_poly_offset_db_fmt_cntl
= S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-24);
2384 case PIPE_FORMAT_Z32_FLOAT
:
2385 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
2386 pa_su_poly_offset_db_fmt_cntl
= S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-23) |
2387 S_028B78_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
2389 case PIPE_FORMAT_Z16_UNORM
:
2390 pa_su_poly_offset_db_fmt_cntl
= S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-16);
2396 format
= si_translate_dbformat(rtex
->resource
.b
.b
.format
);
2398 if (format
== V_028040_Z_INVALID
) {
2399 R600_ERR("Invalid DB format: %d, disabling DB.\n", rtex
->resource
.b
.b
.format
);
2401 assert(format
!= V_028040_Z_INVALID
);
2403 s_offs
= z_offs
= rtex
->resource
.gpu_address
;
2404 z_offs
+= rtex
->surface
.level
[level
].offset
;
2405 s_offs
+= rtex
->surface
.stencil_level
[level
].offset
;
2407 db_depth_info
= S_02803C_ADDR5_SWIZZLE_MASK(1);
2409 z_info
= S_028040_FORMAT(format
);
2410 if (rtex
->resource
.b
.b
.nr_samples
> 1) {
2411 z_info
|= S_028040_NUM_SAMPLES(util_logbase2(rtex
->resource
.b
.b
.nr_samples
));
2414 if (rtex
->surface
.flags
& RADEON_SURF_SBUFFER
)
2415 s_info
= S_028044_FORMAT(V_028044_STENCIL_8
);
2417 s_info
= S_028044_FORMAT(V_028044_STENCIL_INVALID
);
2419 if (sctx
->b
.chip_class
>= CIK
) {
2420 switch (rtex
->surface
.level
[level
].mode
) {
2421 case RADEON_SURF_MODE_2D
:
2422 array_mode
= V_02803C_ARRAY_2D_TILED_THIN1
;
2424 case RADEON_SURF_MODE_1D
:
2425 case RADEON_SURF_MODE_LINEAR_ALIGNED
:
2426 case RADEON_SURF_MODE_LINEAR
:
2428 array_mode
= V_02803C_ARRAY_1D_TILED_THIN1
;
2431 tile_split
= rtex
->surface
.tile_split
;
2432 stile_split
= rtex
->surface
.stencil_tile_split
;
2433 macro_aspect
= rtex
->surface
.mtilea
;
2434 bankw
= rtex
->surface
.bankw
;
2435 bankh
= rtex
->surface
.bankh
;
2436 tile_split
= cik_tile_split(tile_split
);
2437 stile_split
= cik_tile_split(stile_split
);
2438 macro_aspect
= cik_macro_tile_aspect(macro_aspect
);
2439 bankw
= cik_bank_wh(bankw
);
2440 bankh
= cik_bank_wh(bankh
);
2441 nbanks
= si_num_banks(sscreen
, rtex
);
2442 tile_mode_index
= si_tile_mode_index(rtex
, level
, false);
2443 pipe_config
= cik_db_pipe_config(sscreen
, tile_mode_index
);
2445 db_depth_info
|= S_02803C_ARRAY_MODE(array_mode
) |
2446 S_02803C_PIPE_CONFIG(pipe_config
) |
2447 S_02803C_BANK_WIDTH(bankw
) |
2448 S_02803C_BANK_HEIGHT(bankh
) |
2449 S_02803C_MACRO_TILE_ASPECT(macro_aspect
) |
2450 S_02803C_NUM_BANKS(nbanks
);
2451 z_info
|= S_028040_TILE_SPLIT(tile_split
);
2452 s_info
|= S_028044_TILE_SPLIT(stile_split
);
2454 tile_mode_index
= si_tile_mode_index(rtex
, level
, false);
2455 z_info
|= S_028040_TILE_MODE_INDEX(tile_mode_index
);
2456 tile_mode_index
= si_tile_mode_index(rtex
, level
, true);
2457 s_info
|= S_028044_TILE_MODE_INDEX(tile_mode_index
);
2460 /* HiZ aka depth buffer htile */
2461 /* use htile only for first level */
2462 if (rtex
->htile_buffer
&& !level
) {
2463 z_info
|= S_028040_TILE_SURFACE_ENABLE(1) |
2464 S_028040_ALLOW_EXPCLEAR(1);
2466 if (rtex
->surface
.flags
& RADEON_SURF_SBUFFER
)
2467 s_info
|= S_028044_ALLOW_EXPCLEAR(1);
2469 /* Use all of the htile_buffer for depth if there's no stencil. */
2470 s_info
|= S_028044_TILE_STENCIL_DISABLE(1);
2472 uint64_t va
= rtex
->htile_buffer
->gpu_address
;
2473 db_htile_data_base
= va
>> 8;
2474 db_htile_surface
= S_028ABC_FULL_CACHE(1);
2476 db_htile_data_base
= 0;
2477 db_htile_surface
= 0;
2480 assert(levelinfo
->nblk_x
% 8 == 0 && levelinfo
->nblk_y
% 8 == 0);
2482 surf
->db_depth_view
= S_028008_SLICE_START(surf
->base
.u
.tex
.first_layer
) |
2483 S_028008_SLICE_MAX(surf
->base
.u
.tex
.last_layer
);
2484 surf
->db_htile_data_base
= db_htile_data_base
;
2485 surf
->db_depth_info
= db_depth_info
;
2486 surf
->db_z_info
= z_info
;
2487 surf
->db_stencil_info
= s_info
;
2488 surf
->db_depth_base
= z_offs
>> 8;
2489 surf
->db_stencil_base
= s_offs
>> 8;
2490 surf
->db_depth_size
= S_028058_PITCH_TILE_MAX((levelinfo
->nblk_x
/ 8) - 1) |
2491 S_028058_HEIGHT_TILE_MAX((levelinfo
->nblk_y
/ 8) - 1);
2492 surf
->db_depth_slice
= S_02805C_SLICE_TILE_MAX((levelinfo
->nblk_x
*
2493 levelinfo
->nblk_y
) / 64 - 1);
2494 surf
->db_htile_surface
= db_htile_surface
;
2495 surf
->pa_su_poly_offset_db_fmt_cntl
= pa_su_poly_offset_db_fmt_cntl
;
2497 surf
->depth_initialized
= true;
2500 static void si_set_framebuffer_state(struct pipe_context
*ctx
,
2501 const struct pipe_framebuffer_state
*state
)
2503 struct si_context
*sctx
= (struct si_context
*)ctx
;
2504 struct pipe_constant_buffer constbuf
= {0};
2505 struct r600_surface
*surf
= NULL
;
2506 struct r600_texture
*rtex
;
2507 bool old_cb0_is_integer
= sctx
->framebuffer
.cb0_is_integer
;
2508 unsigned old_nr_samples
= sctx
->framebuffer
.nr_samples
;
2511 /* Only flush TC when changing the framebuffer state, because
2512 * the only client not using TC that can change textures is
2515 * Flush all CB and DB caches here because all buffers can be used
2516 * for write by both TC (with shader image stores) and CB/DB.
2518 sctx
->b
.flags
|= SI_CONTEXT_INV_VMEM_L1
|
2519 SI_CONTEXT_INV_GLOBAL_L2
|
2520 SI_CONTEXT_FLUSH_AND_INV_FRAMEBUFFER
;
2522 /* Take the maximum of the old and new count. If the new count is lower,
2523 * dirtying is needed to disable the unbound colorbuffers.
2525 sctx
->framebuffer
.dirty_cbufs
|=
2526 (1 << MAX2(sctx
->framebuffer
.state
.nr_cbufs
, state
->nr_cbufs
)) - 1;
2527 sctx
->framebuffer
.dirty_zsbuf
|= sctx
->framebuffer
.state
.zsbuf
!= state
->zsbuf
;
2529 util_copy_framebuffer_state(&sctx
->framebuffer
.state
, state
);
2531 sctx
->framebuffer
.spi_shader_col_format
= 0;
2532 sctx
->framebuffer
.spi_shader_col_format_alpha
= 0;
2533 sctx
->framebuffer
.spi_shader_col_format_blend
= 0;
2534 sctx
->framebuffer
.spi_shader_col_format_blend_alpha
= 0;
2535 sctx
->framebuffer
.color_is_int8
= 0;
2537 sctx
->framebuffer
.compressed_cb_mask
= 0;
2538 sctx
->framebuffer
.nr_samples
= util_framebuffer_get_num_samples(state
);
2539 sctx
->framebuffer
.log_samples
= util_logbase2(sctx
->framebuffer
.nr_samples
);
2540 sctx
->framebuffer
.cb0_is_integer
= state
->nr_cbufs
&& state
->cbufs
[0] &&
2541 util_format_is_pure_integer(state
->cbufs
[0]->format
);
2543 if (sctx
->framebuffer
.cb0_is_integer
!= old_cb0_is_integer
)
2544 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
2546 for (i
= 0; i
< state
->nr_cbufs
; i
++) {
2547 if (!state
->cbufs
[i
])
2550 surf
= (struct r600_surface
*)state
->cbufs
[i
];
2551 rtex
= (struct r600_texture
*)surf
->base
.texture
;
2553 if (!surf
->color_initialized
) {
2554 si_initialize_color_surface(sctx
, surf
);
2557 sctx
->framebuffer
.spi_shader_col_format
|=
2558 surf
->spi_shader_col_format
<< (i
* 4);
2559 sctx
->framebuffer
.spi_shader_col_format_alpha
|=
2560 surf
->spi_shader_col_format_alpha
<< (i
* 4);
2561 sctx
->framebuffer
.spi_shader_col_format_blend
|=
2562 surf
->spi_shader_col_format_blend
<< (i
* 4);
2563 sctx
->framebuffer
.spi_shader_col_format_blend_alpha
|=
2564 surf
->spi_shader_col_format_blend_alpha
<< (i
* 4);
2566 if (surf
->color_is_int8
)
2567 sctx
->framebuffer
.color_is_int8
|= 1 << i
;
2569 if (rtex
->fmask
.size
&& rtex
->cmask
.size
) {
2570 sctx
->framebuffer
.compressed_cb_mask
|= 1 << i
;
2572 r600_context_add_resource_size(ctx
, surf
->base
.texture
);
2574 /* Set the second SPI format for possible dual-src blending. */
2575 if (i
== 1 && surf
) {
2576 sctx
->framebuffer
.spi_shader_col_format
|=
2577 surf
->spi_shader_col_format
<< (i
* 4);
2578 sctx
->framebuffer
.spi_shader_col_format_alpha
|=
2579 surf
->spi_shader_col_format_alpha
<< (i
* 4);
2580 sctx
->framebuffer
.spi_shader_col_format_blend
|=
2581 surf
->spi_shader_col_format_blend
<< (i
* 4);
2582 sctx
->framebuffer
.spi_shader_col_format_blend_alpha
|=
2583 surf
->spi_shader_col_format_blend_alpha
<< (i
* 4);
2587 surf
= (struct r600_surface
*)state
->zsbuf
;
2589 if (!surf
->depth_initialized
) {
2590 si_init_depth_surface(sctx
, surf
);
2592 r600_context_add_resource_size(ctx
, surf
->base
.texture
);
2595 si_update_poly_offset_state(sctx
);
2596 si_mark_atom_dirty(sctx
, &sctx
->cb_render_state
);
2597 si_mark_atom_dirty(sctx
, &sctx
->framebuffer
.atom
);
2599 if (sctx
->framebuffer
.nr_samples
!= old_nr_samples
) {
2600 si_mark_atom_dirty(sctx
, &sctx
->msaa_config
);
2601 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
2603 /* Set sample locations as fragment shader constants. */
2604 switch (sctx
->framebuffer
.nr_samples
) {
2606 constbuf
.user_buffer
= sctx
->b
.sample_locations_1x
;
2609 constbuf
.user_buffer
= sctx
->b
.sample_locations_2x
;
2612 constbuf
.user_buffer
= sctx
->b
.sample_locations_4x
;
2615 constbuf
.user_buffer
= sctx
->b
.sample_locations_8x
;
2618 constbuf
.user_buffer
= sctx
->b
.sample_locations_16x
;
2623 constbuf
.buffer_size
= sctx
->framebuffer
.nr_samples
* 2 * 4;
2624 ctx
->set_constant_buffer(ctx
, PIPE_SHADER_FRAGMENT
,
2625 SI_DRIVER_STATE_CONST_BUF
, &constbuf
);
2627 /* Smoothing (only possible with nr_samples == 1) uses the same
2628 * sample locations as the MSAA it simulates.
2630 * Therefore, don't update the sample locations when
2631 * transitioning from no AA to smoothing-equivalent AA, and
2634 if ((sctx
->framebuffer
.nr_samples
!= 1 ||
2635 old_nr_samples
!= SI_NUM_SMOOTH_AA_SAMPLES
) &&
2636 (sctx
->framebuffer
.nr_samples
!= SI_NUM_SMOOTH_AA_SAMPLES
||
2637 old_nr_samples
!= 1))
2638 si_mark_atom_dirty(sctx
, &sctx
->msaa_sample_locs
);
2642 static void si_emit_framebuffer_state(struct si_context
*sctx
, struct r600_atom
*atom
)
2644 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
2645 struct pipe_framebuffer_state
*state
= &sctx
->framebuffer
.state
;
2646 unsigned i
, nr_cbufs
= state
->nr_cbufs
;
2647 struct r600_texture
*tex
= NULL
;
2648 struct r600_surface
*cb
= NULL
;
2651 for (i
= 0; i
< nr_cbufs
; i
++) {
2652 if (!(sctx
->framebuffer
.dirty_cbufs
& (1 << i
)))
2655 cb
= (struct r600_surface
*)state
->cbufs
[i
];
2657 radeon_set_context_reg(cs
, R_028C70_CB_COLOR0_INFO
+ i
* 0x3C,
2658 S_028C70_FORMAT(V_028C70_COLOR_INVALID
));
2662 tex
= (struct r600_texture
*)cb
->base
.texture
;
2663 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2664 &tex
->resource
, RADEON_USAGE_READWRITE
,
2665 tex
->surface
.nsamples
> 1 ?
2666 RADEON_PRIO_COLOR_BUFFER_MSAA
:
2667 RADEON_PRIO_COLOR_BUFFER
);
2669 if (tex
->cmask_buffer
&& tex
->cmask_buffer
!= &tex
->resource
) {
2670 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2671 tex
->cmask_buffer
, RADEON_USAGE_READWRITE
,
2675 radeon_set_context_reg_seq(cs
, R_028C60_CB_COLOR0_BASE
+ i
* 0x3C,
2676 sctx
->b
.chip_class
>= VI
? 14 : 13);
2677 radeon_emit(cs
, cb
->cb_color_base
); /* R_028C60_CB_COLOR0_BASE */
2678 radeon_emit(cs
, cb
->cb_color_pitch
); /* R_028C64_CB_COLOR0_PITCH */
2679 radeon_emit(cs
, cb
->cb_color_slice
); /* R_028C68_CB_COLOR0_SLICE */
2680 radeon_emit(cs
, cb
->cb_color_view
); /* R_028C6C_CB_COLOR0_VIEW */
2681 radeon_emit(cs
, cb
->cb_color_info
| tex
->cb_color_info
); /* R_028C70_CB_COLOR0_INFO */
2682 radeon_emit(cs
, cb
->cb_color_attrib
); /* R_028C74_CB_COLOR0_ATTRIB */
2683 radeon_emit(cs
, cb
->cb_dcc_control
); /* R_028C78_CB_COLOR0_DCC_CONTROL */
2684 radeon_emit(cs
, tex
->cmask
.base_address_reg
); /* R_028C7C_CB_COLOR0_CMASK */
2685 radeon_emit(cs
, tex
->cmask
.slice_tile_max
); /* R_028C80_CB_COLOR0_CMASK_SLICE */
2686 radeon_emit(cs
, cb
->cb_color_fmask
); /* R_028C84_CB_COLOR0_FMASK */
2687 radeon_emit(cs
, cb
->cb_color_fmask_slice
); /* R_028C88_CB_COLOR0_FMASK_SLICE */
2688 radeon_emit(cs
, tex
->color_clear_value
[0]); /* R_028C8C_CB_COLOR0_CLEAR_WORD0 */
2689 radeon_emit(cs
, tex
->color_clear_value
[1]); /* R_028C90_CB_COLOR0_CLEAR_WORD1 */
2691 if (sctx
->b
.chip_class
>= VI
)
2692 radeon_emit(cs
, cb
->cb_dcc_base
); /* R_028C94_CB_COLOR0_DCC_BASE */
2694 /* set CB_COLOR1_INFO for possible dual-src blending */
2695 if (i
== 1 && state
->cbufs
[0] &&
2696 sctx
->framebuffer
.dirty_cbufs
& (1 << 0)) {
2697 radeon_set_context_reg(cs
, R_028C70_CB_COLOR0_INFO
+ 1 * 0x3C,
2698 cb
->cb_color_info
| tex
->cb_color_info
);
2702 if (sctx
->framebuffer
.dirty_cbufs
& (1 << i
))
2703 radeon_set_context_reg(cs
, R_028C70_CB_COLOR0_INFO
+ i
* 0x3C, 0);
2706 if (state
->zsbuf
&& sctx
->framebuffer
.dirty_zsbuf
) {
2707 struct r600_surface
*zb
= (struct r600_surface
*)state
->zsbuf
;
2708 struct r600_texture
*rtex
= (struct r600_texture
*)zb
->base
.texture
;
2710 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2711 &rtex
->resource
, RADEON_USAGE_READWRITE
,
2712 zb
->base
.texture
->nr_samples
> 1 ?
2713 RADEON_PRIO_DEPTH_BUFFER_MSAA
:
2714 RADEON_PRIO_DEPTH_BUFFER
);
2716 if (zb
->db_htile_data_base
) {
2717 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2718 rtex
->htile_buffer
, RADEON_USAGE_READWRITE
,
2722 radeon_set_context_reg(cs
, R_028008_DB_DEPTH_VIEW
, zb
->db_depth_view
);
2723 radeon_set_context_reg(cs
, R_028014_DB_HTILE_DATA_BASE
, zb
->db_htile_data_base
);
2725 radeon_set_context_reg_seq(cs
, R_02803C_DB_DEPTH_INFO
, 9);
2726 radeon_emit(cs
, zb
->db_depth_info
); /* R_02803C_DB_DEPTH_INFO */
2727 radeon_emit(cs
, zb
->db_z_info
| /* R_028040_DB_Z_INFO */
2728 S_028040_ZRANGE_PRECISION(rtex
->depth_clear_value
!= 0));
2729 radeon_emit(cs
, zb
->db_stencil_info
); /* R_028044_DB_STENCIL_INFO */
2730 radeon_emit(cs
, zb
->db_depth_base
); /* R_028048_DB_Z_READ_BASE */
2731 radeon_emit(cs
, zb
->db_stencil_base
); /* R_02804C_DB_STENCIL_READ_BASE */
2732 radeon_emit(cs
, zb
->db_depth_base
); /* R_028050_DB_Z_WRITE_BASE */
2733 radeon_emit(cs
, zb
->db_stencil_base
); /* R_028054_DB_STENCIL_WRITE_BASE */
2734 radeon_emit(cs
, zb
->db_depth_size
); /* R_028058_DB_DEPTH_SIZE */
2735 radeon_emit(cs
, zb
->db_depth_slice
); /* R_02805C_DB_DEPTH_SLICE */
2737 radeon_set_context_reg_seq(cs
, R_028028_DB_STENCIL_CLEAR
, 2);
2738 radeon_emit(cs
, rtex
->stencil_clear_value
); /* R_028028_DB_STENCIL_CLEAR */
2739 radeon_emit(cs
, fui(rtex
->depth_clear_value
)); /* R_02802C_DB_DEPTH_CLEAR */
2741 radeon_set_context_reg(cs
, R_028ABC_DB_HTILE_SURFACE
, zb
->db_htile_surface
);
2742 radeon_set_context_reg(cs
, R_028B78_PA_SU_POLY_OFFSET_DB_FMT_CNTL
,
2743 zb
->pa_su_poly_offset_db_fmt_cntl
);
2744 } else if (sctx
->framebuffer
.dirty_zsbuf
) {
2745 radeon_set_context_reg_seq(cs
, R_028040_DB_Z_INFO
, 2);
2746 radeon_emit(cs
, S_028040_FORMAT(V_028040_Z_INVALID
)); /* R_028040_DB_Z_INFO */
2747 radeon_emit(cs
, S_028044_FORMAT(V_028044_STENCIL_INVALID
)); /* R_028044_DB_STENCIL_INFO */
2750 /* Framebuffer dimensions. */
2751 /* PA_SC_WINDOW_SCISSOR_TL is set in si_init_config() */
2752 radeon_set_context_reg(cs
, R_028208_PA_SC_WINDOW_SCISSOR_BR
,
2753 S_028208_BR_X(state
->width
) | S_028208_BR_Y(state
->height
));
2755 sctx
->framebuffer
.dirty_cbufs
= 0;
2756 sctx
->framebuffer
.dirty_zsbuf
= false;
2759 static void si_emit_msaa_sample_locs(struct si_context
*sctx
,
2760 struct r600_atom
*atom
)
2762 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
2763 unsigned nr_samples
= sctx
->framebuffer
.nr_samples
;
2765 cayman_emit_msaa_sample_locs(cs
, nr_samples
> 1 ? nr_samples
:
2766 SI_NUM_SMOOTH_AA_SAMPLES
);
2769 static void si_emit_msaa_config(struct si_context
*sctx
, struct r600_atom
*atom
)
2771 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
2773 cayman_emit_msaa_config(cs
, sctx
->framebuffer
.nr_samples
,
2774 sctx
->ps_iter_samples
,
2775 sctx
->smoothing_enabled
? SI_NUM_SMOOTH_AA_SAMPLES
: 0);
2779 static void si_set_min_samples(struct pipe_context
*ctx
, unsigned min_samples
)
2781 struct si_context
*sctx
= (struct si_context
*)ctx
;
2783 if (sctx
->ps_iter_samples
== min_samples
)
2786 sctx
->ps_iter_samples
= min_samples
;
2788 if (sctx
->framebuffer
.nr_samples
> 1)
2789 si_mark_atom_dirty(sctx
, &sctx
->msaa_config
);
2797 * Build the sampler view descriptor for a buffer texture.
2798 * @param state 256-bit descriptor; only the high 128 bits are filled in
2801 si_make_buffer_descriptor(struct si_screen
*screen
, struct r600_resource
*buf
,
2802 enum pipe_format format
,
2803 unsigned first_element
, unsigned last_element
,
2806 const struct util_format_description
*desc
;
2810 unsigned num_records
;
2811 unsigned num_format
, data_format
;
2813 desc
= util_format_description(format
);
2814 first_non_void
= util_format_get_first_non_void_channel(format
);
2815 stride
= desc
->block
.bits
/ 8;
2816 va
= buf
->gpu_address
+ first_element
* stride
;
2817 num_format
= si_translate_buffer_numformat(&screen
->b
.b
, desc
, first_non_void
);
2818 data_format
= si_translate_buffer_dataformat(&screen
->b
.b
, desc
, first_non_void
);
2820 num_records
= last_element
+ 1 - first_element
;
2821 num_records
= MIN2(num_records
, buf
->b
.b
.width0
/ stride
);
2823 if (screen
->b
.chip_class
>= VI
)
2824 num_records
*= stride
;
2827 state
[5] = S_008F04_BASE_ADDRESS_HI(va
>> 32) |
2828 S_008F04_STRIDE(stride
);
2829 state
[6] = num_records
;
2830 state
[7] = S_008F0C_DST_SEL_X(si_map_swizzle(desc
->swizzle
[0])) |
2831 S_008F0C_DST_SEL_Y(si_map_swizzle(desc
->swizzle
[1])) |
2832 S_008F0C_DST_SEL_Z(si_map_swizzle(desc
->swizzle
[2])) |
2833 S_008F0C_DST_SEL_W(si_map_swizzle(desc
->swizzle
[3])) |
2834 S_008F0C_NUM_FORMAT(num_format
) |
2835 S_008F0C_DATA_FORMAT(data_format
);
2839 * Build the sampler view descriptor for a texture.
2842 si_make_texture_descriptor(struct si_screen
*screen
,
2843 struct r600_texture
*tex
,
2844 enum pipe_texture_target target
,
2845 enum pipe_format pipe_format
,
2846 const unsigned char state_swizzle
[4],
2847 unsigned base_level
, unsigned first_level
, unsigned last_level
,
2848 unsigned first_layer
, unsigned last_layer
,
2849 unsigned width
, unsigned height
, unsigned depth
,
2851 uint32_t *fmask_state
)
2853 struct pipe_resource
*res
= &tex
->resource
.b
.b
;
2854 const struct radeon_surf_level
*surflevel
= tex
->surface
.level
;
2855 const struct util_format_description
*desc
;
2856 unsigned char swizzle
[4];
2858 unsigned num_format
, data_format
;
2862 /* Texturing with separate depth and stencil. */
2863 if (tex
->is_depth
&& !tex
->is_flushing_texture
) {
2864 switch (pipe_format
) {
2865 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
2866 pipe_format
= PIPE_FORMAT_Z32_FLOAT
;
2868 case PIPE_FORMAT_X8Z24_UNORM
:
2869 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
2870 /* Z24 is always stored like this. */
2871 pipe_format
= PIPE_FORMAT_Z24X8_UNORM
;
2873 case PIPE_FORMAT_X24S8_UINT
:
2874 case PIPE_FORMAT_S8X24_UINT
:
2875 case PIPE_FORMAT_X32_S8X24_UINT
:
2876 pipe_format
= PIPE_FORMAT_S8_UINT
;
2877 surflevel
= tex
->surface
.stencil_level
;
2883 desc
= util_format_description(pipe_format
);
2885 if (desc
->colorspace
== UTIL_FORMAT_COLORSPACE_ZS
) {
2886 const unsigned char swizzle_xxxx
[4] = {0, 0, 0, 0};
2887 const unsigned char swizzle_yyyy
[4] = {1, 1, 1, 1};
2889 switch (pipe_format
) {
2890 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
2891 case PIPE_FORMAT_X24S8_UINT
:
2892 case PIPE_FORMAT_X32_S8X24_UINT
:
2893 case PIPE_FORMAT_X8Z24_UNORM
:
2894 util_format_compose_swizzles(swizzle_yyyy
, state_swizzle
, swizzle
);
2897 util_format_compose_swizzles(swizzle_xxxx
, state_swizzle
, swizzle
);
2900 util_format_compose_swizzles(desc
->swizzle
, state_swizzle
, swizzle
);
2903 first_non_void
= util_format_get_first_non_void_channel(pipe_format
);
2905 switch (pipe_format
) {
2906 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
2907 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2910 if (first_non_void
< 0) {
2911 if (util_format_is_compressed(pipe_format
)) {
2912 switch (pipe_format
) {
2913 case PIPE_FORMAT_DXT1_SRGB
:
2914 case PIPE_FORMAT_DXT1_SRGBA
:
2915 case PIPE_FORMAT_DXT3_SRGBA
:
2916 case PIPE_FORMAT_DXT5_SRGBA
:
2917 case PIPE_FORMAT_BPTC_SRGBA
:
2918 case PIPE_FORMAT_ETC2_SRGB8
:
2919 case PIPE_FORMAT_ETC2_SRGB8A1
:
2920 case PIPE_FORMAT_ETC2_SRGBA8
:
2921 num_format
= V_008F14_IMG_NUM_FORMAT_SRGB
;
2923 case PIPE_FORMAT_RGTC1_SNORM
:
2924 case PIPE_FORMAT_LATC1_SNORM
:
2925 case PIPE_FORMAT_RGTC2_SNORM
:
2926 case PIPE_FORMAT_LATC2_SNORM
:
2927 case PIPE_FORMAT_ETC2_R11_SNORM
:
2928 case PIPE_FORMAT_ETC2_RG11_SNORM
:
2929 /* implies float, so use SNORM/UNORM to determine
2930 whether data is signed or not */
2931 case PIPE_FORMAT_BPTC_RGB_FLOAT
:
2932 num_format
= V_008F14_IMG_NUM_FORMAT_SNORM
;
2935 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2938 } else if (desc
->layout
== UTIL_FORMAT_LAYOUT_SUBSAMPLED
) {
2939 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2941 num_format
= V_008F14_IMG_NUM_FORMAT_FLOAT
;
2943 } else if (desc
->colorspace
== UTIL_FORMAT_COLORSPACE_SRGB
) {
2944 num_format
= V_008F14_IMG_NUM_FORMAT_SRGB
;
2946 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2948 switch (desc
->channel
[first_non_void
].type
) {
2949 case UTIL_FORMAT_TYPE_FLOAT
:
2950 num_format
= V_008F14_IMG_NUM_FORMAT_FLOAT
;
2952 case UTIL_FORMAT_TYPE_SIGNED
:
2953 if (desc
->channel
[first_non_void
].normalized
)
2954 num_format
= V_008F14_IMG_NUM_FORMAT_SNORM
;
2955 else if (desc
->channel
[first_non_void
].pure_integer
)
2956 num_format
= V_008F14_IMG_NUM_FORMAT_SINT
;
2958 num_format
= V_008F14_IMG_NUM_FORMAT_SSCALED
;
2960 case UTIL_FORMAT_TYPE_UNSIGNED
:
2961 if (desc
->channel
[first_non_void
].normalized
)
2962 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2963 else if (desc
->channel
[first_non_void
].pure_integer
)
2964 num_format
= V_008F14_IMG_NUM_FORMAT_UINT
;
2966 num_format
= V_008F14_IMG_NUM_FORMAT_USCALED
;
2971 data_format
= si_translate_texformat(&screen
->b
.b
, pipe_format
, desc
, first_non_void
);
2972 if (data_format
== ~0) {
2976 if (res
->target
== PIPE_TEXTURE_1D_ARRAY
) {
2978 depth
= res
->array_size
;
2979 } else if (res
->target
== PIPE_TEXTURE_2D_ARRAY
) {
2980 depth
= res
->array_size
;
2981 } else if (res
->target
== PIPE_TEXTURE_CUBE_ARRAY
)
2982 depth
= res
->array_size
/ 6;
2984 pitch
= surflevel
[base_level
].nblk_x
* util_format_get_blockwidth(pipe_format
);
2985 va
= tex
->resource
.gpu_address
+ surflevel
[base_level
].offset
;
2988 state
[1] = (S_008F14_BASE_ADDRESS_HI(va
>> 40) |
2989 S_008F14_DATA_FORMAT(data_format
) |
2990 S_008F14_NUM_FORMAT(num_format
));
2991 state
[2] = (S_008F18_WIDTH(width
- 1) |
2992 S_008F18_HEIGHT(height
- 1));
2993 state
[3] = (S_008F1C_DST_SEL_X(si_map_swizzle(swizzle
[0])) |
2994 S_008F1C_DST_SEL_Y(si_map_swizzle(swizzle
[1])) |
2995 S_008F1C_DST_SEL_Z(si_map_swizzle(swizzle
[2])) |
2996 S_008F1C_DST_SEL_W(si_map_swizzle(swizzle
[3])) |
2997 S_008F1C_BASE_LEVEL(res
->nr_samples
> 1 ?
2999 S_008F1C_LAST_LEVEL(res
->nr_samples
> 1 ?
3000 util_logbase2(res
->nr_samples
) :
3002 S_008F1C_TILING_INDEX(si_tile_mode_index(tex
, base_level
, false)) |
3003 S_008F1C_POW2_PAD(res
->last_level
> 0) |
3004 S_008F1C_TYPE(si_tex_dim(res
->target
, target
, res
->nr_samples
)));
3005 state
[4] = (S_008F20_DEPTH(depth
- 1) | S_008F20_PITCH(pitch
- 1));
3006 state
[5] = (S_008F24_BASE_ARRAY(first_layer
) |
3007 S_008F24_LAST_ARRAY(last_layer
));
3009 if (tex
->dcc_offset
) {
3010 unsigned swap
= r600_translate_colorswap(pipe_format
);
3012 state
[6] = S_008F28_COMPRESSION_EN(1) | S_008F28_ALPHA_IS_ON_MSB(swap
<= 1);
3013 state
[7] = (tex
->resource
.gpu_address
+
3015 surflevel
[base_level
].dcc_offset
) >> 8;
3021 /* Initialize the sampler view for FMASK. */
3022 if (tex
->fmask
.size
) {
3023 uint32_t fmask_format
;
3025 va
= tex
->resource
.gpu_address
+ tex
->fmask
.offset
;
3027 switch (res
->nr_samples
) {
3029 fmask_format
= V_008F14_IMG_DATA_FORMAT_FMASK8_S2_F2
;
3032 fmask_format
= V_008F14_IMG_DATA_FORMAT_FMASK8_S4_F4
;
3035 fmask_format
= V_008F14_IMG_DATA_FORMAT_FMASK32_S8_F8
;
3039 fmask_format
= V_008F14_IMG_DATA_FORMAT_INVALID
;
3042 fmask_state
[0] = va
>> 8;
3043 fmask_state
[1] = S_008F14_BASE_ADDRESS_HI(va
>> 40) |
3044 S_008F14_DATA_FORMAT(fmask_format
) |
3045 S_008F14_NUM_FORMAT(V_008F14_IMG_NUM_FORMAT_UINT
);
3046 fmask_state
[2] = S_008F18_WIDTH(width
- 1) |
3047 S_008F18_HEIGHT(height
- 1);
3048 fmask_state
[3] = S_008F1C_DST_SEL_X(V_008F1C_SQ_SEL_X
) |
3049 S_008F1C_DST_SEL_Y(V_008F1C_SQ_SEL_X
) |
3050 S_008F1C_DST_SEL_Z(V_008F1C_SQ_SEL_X
) |
3051 S_008F1C_DST_SEL_W(V_008F1C_SQ_SEL_X
) |
3052 S_008F1C_TILING_INDEX(tex
->fmask
.tile_mode_index
) |
3053 S_008F1C_TYPE(si_tex_dim(res
->target
, target
, 0));
3054 fmask_state
[4] = S_008F20_DEPTH(depth
- 1) |
3055 S_008F20_PITCH(tex
->fmask
.pitch_in_pixels
- 1);
3056 fmask_state
[5] = S_008F24_BASE_ARRAY(first_layer
) |
3057 S_008F24_LAST_ARRAY(last_layer
);
3064 * Create a sampler view.
3066 * @param ctx context
3067 * @param texture texture
3068 * @param state sampler view template
3069 * @param width0 width0 override (for compressed textures as int)
3070 * @param height0 height0 override (for compressed textures as int)
3071 * @param force_level set the base address to the level (for compressed textures)
3073 struct pipe_sampler_view
*
3074 si_create_sampler_view_custom(struct pipe_context
*ctx
,
3075 struct pipe_resource
*texture
,
3076 const struct pipe_sampler_view
*state
,
3077 unsigned width0
, unsigned height0
,
3078 unsigned force_level
)
3080 struct si_context
*sctx
= (struct si_context
*)ctx
;
3081 struct si_sampler_view
*view
= CALLOC_STRUCT(si_sampler_view
);
3082 struct r600_texture
*tmp
= (struct r600_texture
*)texture
;
3083 unsigned base_level
, first_level
, last_level
;
3084 unsigned char state_swizzle
[4];
3085 unsigned height
, depth
, width
;
3086 unsigned last_layer
= state
->u
.tex
.last_layer
;
3091 /* initialize base object */
3092 view
->base
= *state
;
3093 view
->base
.texture
= NULL
;
3094 view
->base
.reference
.count
= 1;
3095 view
->base
.context
= ctx
;
3097 /* NULL resource, obey swizzle (only ZERO and ONE make sense). */
3099 view
->state
[3] = S_008F1C_DST_SEL_X(si_map_swizzle(state
->swizzle_r
)) |
3100 S_008F1C_DST_SEL_Y(si_map_swizzle(state
->swizzle_g
)) |
3101 S_008F1C_DST_SEL_Z(si_map_swizzle(state
->swizzle_b
)) |
3102 S_008F1C_DST_SEL_W(si_map_swizzle(state
->swizzle_a
)) |
3103 S_008F1C_TYPE(V_008F1C_SQ_RSRC_IMG_1D
);
3107 pipe_resource_reference(&view
->base
.texture
, texture
);
3109 if (state
->format
== PIPE_FORMAT_X24S8_UINT
||
3110 state
->format
== PIPE_FORMAT_S8X24_UINT
||
3111 state
->format
== PIPE_FORMAT_X32_S8X24_UINT
||
3112 state
->format
== PIPE_FORMAT_S8_UINT
)
3113 view
->is_stencil_sampler
= true;
3115 /* Buffer resource. */
3116 if (texture
->target
== PIPE_BUFFER
) {
3117 si_make_buffer_descriptor(sctx
->screen
,
3118 (struct r600_resource
*)texture
,
3120 state
->u
.buf
.first_element
,
3121 state
->u
.buf
.last_element
,
3124 LIST_ADDTAIL(&view
->list
, &sctx
->b
.texture_buffers
);
3128 state_swizzle
[0] = state
->swizzle_r
;
3129 state_swizzle
[1] = state
->swizzle_g
;
3130 state_swizzle
[2] = state
->swizzle_b
;
3131 state_swizzle
[3] = state
->swizzle_a
;
3134 first_level
= state
->u
.tex
.first_level
;
3135 last_level
= state
->u
.tex
.last_level
;
3138 depth
= texture
->depth0
;
3141 assert(force_level
== first_level
&&
3142 force_level
== last_level
);
3143 base_level
= force_level
;
3146 width
= u_minify(width
, force_level
);
3147 height
= u_minify(height
, force_level
);
3148 depth
= u_minify(depth
, force_level
);
3151 /* This is not needed if state trackers set last_layer correctly. */
3152 if (state
->target
== PIPE_TEXTURE_1D
||
3153 state
->target
== PIPE_TEXTURE_2D
||
3154 state
->target
== PIPE_TEXTURE_RECT
||
3155 state
->target
== PIPE_TEXTURE_CUBE
)
3156 last_layer
= state
->u
.tex
.first_layer
;
3158 si_make_texture_descriptor(sctx
->screen
, tmp
, state
->target
,
3159 state
->format
, state_swizzle
,
3160 base_level
, first_level
, last_level
,
3161 state
->u
.tex
.first_layer
, last_layer
,
3162 width
, height
, depth
,
3163 view
->state
, view
->fmask_state
);
3168 static struct pipe_sampler_view
*
3169 si_create_sampler_view(struct pipe_context
*ctx
,
3170 struct pipe_resource
*texture
,
3171 const struct pipe_sampler_view
*state
)
3173 return si_create_sampler_view_custom(ctx
, texture
, state
,
3174 texture
? texture
->width0
: 0,
3175 texture
? texture
->height0
: 0, 0);
3178 static void si_sampler_view_destroy(struct pipe_context
*ctx
,
3179 struct pipe_sampler_view
*state
)
3181 struct si_sampler_view
*view
= (struct si_sampler_view
*)state
;
3183 if (state
->texture
&& state
->texture
->target
== PIPE_BUFFER
)
3184 LIST_DELINIT(&view
->list
);
3186 pipe_resource_reference(&state
->texture
, NULL
);
3190 static bool wrap_mode_uses_border_color(unsigned wrap
, bool linear_filter
)
3192 return wrap
== PIPE_TEX_WRAP_CLAMP_TO_BORDER
||
3193 wrap
== PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER
||
3195 (wrap
== PIPE_TEX_WRAP_CLAMP
||
3196 wrap
== PIPE_TEX_WRAP_MIRROR_CLAMP
));
3199 static bool sampler_state_needs_border_color(const struct pipe_sampler_state
*state
)
3201 bool linear_filter
= state
->min_img_filter
!= PIPE_TEX_FILTER_NEAREST
||
3202 state
->mag_img_filter
!= PIPE_TEX_FILTER_NEAREST
;
3204 return (state
->border_color
.ui
[0] || state
->border_color
.ui
[1] ||
3205 state
->border_color
.ui
[2] || state
->border_color
.ui
[3]) &&
3206 (wrap_mode_uses_border_color(state
->wrap_s
, linear_filter
) ||
3207 wrap_mode_uses_border_color(state
->wrap_t
, linear_filter
) ||
3208 wrap_mode_uses_border_color(state
->wrap_r
, linear_filter
));
3211 static void *si_create_sampler_state(struct pipe_context
*ctx
,
3212 const struct pipe_sampler_state
*state
)
3214 struct si_context
*sctx
= (struct si_context
*)ctx
;
3215 struct si_sampler_state
*rstate
= CALLOC_STRUCT(si_sampler_state
);
3216 unsigned aniso_flag_offset
= state
->max_anisotropy
> 1 ? 2 : 0;
3217 unsigned border_color_type
, border_color_index
= 0;
3223 if (!sampler_state_needs_border_color(state
))
3224 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK
;
3225 else if (state
->border_color
.f
[0] == 0 &&
3226 state
->border_color
.f
[1] == 0 &&
3227 state
->border_color
.f
[2] == 0 &&
3228 state
->border_color
.f
[3] == 0)
3229 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK
;
3230 else if (state
->border_color
.f
[0] == 0 &&
3231 state
->border_color
.f
[1] == 0 &&
3232 state
->border_color
.f
[2] == 0 &&
3233 state
->border_color
.f
[3] == 1)
3234 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_OPAQUE_BLACK
;
3235 else if (state
->border_color
.f
[0] == 1 &&
3236 state
->border_color
.f
[1] == 1 &&
3237 state
->border_color
.f
[2] == 1 &&
3238 state
->border_color
.f
[3] == 1)
3239 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_OPAQUE_WHITE
;
3243 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER
;
3245 /* Check if the border has been uploaded already. */
3246 for (i
= 0; i
< sctx
->border_color_count
; i
++)
3247 if (memcmp(&sctx
->border_color_table
[i
], &state
->border_color
,
3248 sizeof(state
->border_color
)) == 0)
3251 if (i
>= SI_MAX_BORDER_COLORS
) {
3252 /* Getting 4096 unique border colors is very unlikely. */
3253 fprintf(stderr
, "radeonsi: The border color table is full. "
3254 "Any new border colors will be just black. "
3255 "Please file a bug.\n");
3256 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK
;
3258 if (i
== sctx
->border_color_count
) {
3259 /* Upload a new border color. */
3260 memcpy(&sctx
->border_color_table
[i
], &state
->border_color
,
3261 sizeof(state
->border_color
));
3262 util_memcpy_cpu_to_le32(&sctx
->border_color_map
[i
],
3263 &state
->border_color
,
3264 sizeof(state
->border_color
));
3265 sctx
->border_color_count
++;
3268 border_color_index
= i
;
3272 rstate
->val
[0] = (S_008F30_CLAMP_X(si_tex_wrap(state
->wrap_s
)) |
3273 S_008F30_CLAMP_Y(si_tex_wrap(state
->wrap_t
)) |
3274 S_008F30_CLAMP_Z(si_tex_wrap(state
->wrap_r
)) |
3275 r600_tex_aniso_filter(state
->max_anisotropy
) << 9 |
3276 S_008F30_DEPTH_COMPARE_FUNC(si_tex_compare(state
->compare_func
)) |
3277 S_008F30_FORCE_UNNORMALIZED(!state
->normalized_coords
) |
3278 S_008F30_DISABLE_CUBE_WRAP(!state
->seamless_cube_map
));
3279 rstate
->val
[1] = (S_008F34_MIN_LOD(S_FIXED(CLAMP(state
->min_lod
, 0, 15), 8)) |
3280 S_008F34_MAX_LOD(S_FIXED(CLAMP(state
->max_lod
, 0, 15), 8)));
3281 rstate
->val
[2] = (S_008F38_LOD_BIAS(S_FIXED(CLAMP(state
->lod_bias
, -16, 16), 8)) |
3282 S_008F38_XY_MAG_FILTER(si_tex_filter(state
->mag_img_filter
) | aniso_flag_offset
) |
3283 S_008F38_XY_MIN_FILTER(si_tex_filter(state
->min_img_filter
) | aniso_flag_offset
) |
3284 S_008F38_MIP_FILTER(si_tex_mipfilter(state
->min_mip_filter
)));
3285 rstate
->val
[3] = S_008F3C_BORDER_COLOR_PTR(border_color_index
) |
3286 S_008F3C_BORDER_COLOR_TYPE(border_color_type
);
3290 static void si_set_sample_mask(struct pipe_context
*ctx
, unsigned sample_mask
)
3292 struct si_context
*sctx
= (struct si_context
*)ctx
;
3294 if (sctx
->sample_mask
.sample_mask
== (uint16_t)sample_mask
)
3297 sctx
->sample_mask
.sample_mask
= sample_mask
;
3298 si_mark_atom_dirty(sctx
, &sctx
->sample_mask
.atom
);
3301 static void si_emit_sample_mask(struct si_context
*sctx
, struct r600_atom
*atom
)
3303 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
3304 unsigned mask
= sctx
->sample_mask
.sample_mask
;
3306 radeon_set_context_reg_seq(cs
, R_028C38_PA_SC_AA_MASK_X0Y0_X1Y0
, 2);
3307 radeon_emit(cs
, mask
| (mask
<< 16));
3308 radeon_emit(cs
, mask
| (mask
<< 16));
3311 static void si_delete_sampler_state(struct pipe_context
*ctx
, void *state
)
3317 * Vertex elements & buffers
3320 static void *si_create_vertex_elements(struct pipe_context
*ctx
,
3322 const struct pipe_vertex_element
*elements
)
3324 struct si_vertex_element
*v
= CALLOC_STRUCT(si_vertex_element
);
3327 assert(count
< SI_MAX_ATTRIBS
);
3332 for (i
= 0; i
< count
; ++i
) {
3333 const struct util_format_description
*desc
;
3334 unsigned data_format
, num_format
;
3337 desc
= util_format_description(elements
[i
].src_format
);
3338 first_non_void
= util_format_get_first_non_void_channel(elements
[i
].src_format
);
3339 data_format
= si_translate_buffer_dataformat(ctx
->screen
, desc
, first_non_void
);
3340 num_format
= si_translate_buffer_numformat(ctx
->screen
, desc
, first_non_void
);
3342 v
->rsrc_word3
[i
] = S_008F0C_DST_SEL_X(si_map_swizzle(desc
->swizzle
[0])) |
3343 S_008F0C_DST_SEL_Y(si_map_swizzle(desc
->swizzle
[1])) |
3344 S_008F0C_DST_SEL_Z(si_map_swizzle(desc
->swizzle
[2])) |
3345 S_008F0C_DST_SEL_W(si_map_swizzle(desc
->swizzle
[3])) |
3346 S_008F0C_NUM_FORMAT(num_format
) |
3347 S_008F0C_DATA_FORMAT(data_format
);
3348 v
->format_size
[i
] = desc
->block
.bits
/ 8;
3350 memcpy(v
->elements
, elements
, sizeof(struct pipe_vertex_element
) * count
);
3355 static void si_bind_vertex_elements(struct pipe_context
*ctx
, void *state
)
3357 struct si_context
*sctx
= (struct si_context
*)ctx
;
3358 struct si_vertex_element
*v
= (struct si_vertex_element
*)state
;
3360 sctx
->vertex_elements
= v
;
3361 sctx
->vertex_buffers_dirty
= true;
3364 static void si_delete_vertex_element(struct pipe_context
*ctx
, void *state
)
3366 struct si_context
*sctx
= (struct si_context
*)ctx
;
3368 if (sctx
->vertex_elements
== state
)
3369 sctx
->vertex_elements
= NULL
;
3373 static void si_set_vertex_buffers(struct pipe_context
*ctx
,
3374 unsigned start_slot
, unsigned count
,
3375 const struct pipe_vertex_buffer
*buffers
)
3377 struct si_context
*sctx
= (struct si_context
*)ctx
;
3378 struct pipe_vertex_buffer
*dst
= sctx
->vertex_buffer
+ start_slot
;
3381 assert(start_slot
+ count
<= Elements(sctx
->vertex_buffer
));
3384 for (i
= 0; i
< count
; i
++) {
3385 const struct pipe_vertex_buffer
*src
= buffers
+ i
;
3386 struct pipe_vertex_buffer
*dsti
= dst
+ i
;
3388 pipe_resource_reference(&dsti
->buffer
, src
->buffer
);
3389 dsti
->buffer_offset
= src
->buffer_offset
;
3390 dsti
->stride
= src
->stride
;
3391 r600_context_add_resource_size(ctx
, src
->buffer
);
3394 for (i
= 0; i
< count
; i
++) {
3395 pipe_resource_reference(&dst
[i
].buffer
, NULL
);
3398 sctx
->vertex_buffers_dirty
= true;
3401 static void si_set_index_buffer(struct pipe_context
*ctx
,
3402 const struct pipe_index_buffer
*ib
)
3404 struct si_context
*sctx
= (struct si_context
*)ctx
;
3407 pipe_resource_reference(&sctx
->index_buffer
.buffer
, ib
->buffer
);
3408 memcpy(&sctx
->index_buffer
, ib
, sizeof(*ib
));
3409 r600_context_add_resource_size(ctx
, ib
->buffer
);
3411 pipe_resource_reference(&sctx
->index_buffer
.buffer
, NULL
);
3418 static void si_set_polygon_stipple(struct pipe_context
*ctx
,
3419 const struct pipe_poly_stipple
*state
)
3421 struct si_context
*sctx
= (struct si_context
*)ctx
;
3422 struct pipe_resource
*tex
;
3423 struct pipe_sampler_view
*view
;
3424 bool is_zero
= true;
3428 /* The hardware obeys 0 and 1 swizzles in the descriptor even if
3429 * the resource is NULL/invalid. Take advantage of this fact and skip
3430 * texture allocation if the stipple pattern is constant.
3432 * This is an optimization for the common case when stippling isn't
3433 * used but set_polygon_stipple is still called by st/mesa.
3435 for (i
= 0; i
< Elements(state
->stipple
); i
++) {
3436 is_zero
= is_zero
&& state
->stipple
[i
] == 0;
3437 is_one
= is_one
&& state
->stipple
[i
] == 0xffffffff;
3440 if (is_zero
|| is_one
) {
3441 struct pipe_sampler_view templ
= {{0}};
3443 templ
.swizzle_r
= PIPE_SWIZZLE_ZERO
;
3444 templ
.swizzle_g
= PIPE_SWIZZLE_ZERO
;
3445 templ
.swizzle_b
= PIPE_SWIZZLE_ZERO
;
3446 /* The pattern should be inverted in the texture. */
3447 templ
.swizzle_a
= is_zero
? PIPE_SWIZZLE_ONE
: PIPE_SWIZZLE_ZERO
;
3449 view
= ctx
->create_sampler_view(ctx
, NULL
, &templ
);
3451 /* Create a new texture. */
3452 tex
= util_pstipple_create_stipple_texture(ctx
, state
->stipple
);
3456 view
= util_pstipple_create_sampler_view(ctx
, tex
);
3457 pipe_resource_reference(&tex
, NULL
);
3460 ctx
->set_sampler_views(ctx
, PIPE_SHADER_FRAGMENT
,
3461 SI_POLY_STIPPLE_SAMPLER
, 1, &view
);
3462 pipe_sampler_view_reference(&view
, NULL
);
3464 /* Bind the sampler state if needed. */
3465 if (!sctx
->pstipple_sampler_state
) {
3466 sctx
->pstipple_sampler_state
= util_pstipple_create_sampler(ctx
);
3467 ctx
->bind_sampler_states(ctx
, PIPE_SHADER_FRAGMENT
,
3468 SI_POLY_STIPPLE_SAMPLER
, 1,
3469 &sctx
->pstipple_sampler_state
);
3473 static void si_set_tess_state(struct pipe_context
*ctx
,
3474 const float default_outer_level
[4],
3475 const float default_inner_level
[2])
3477 struct si_context
*sctx
= (struct si_context
*)ctx
;
3478 struct pipe_constant_buffer cb
;
3481 memcpy(array
, default_outer_level
, sizeof(float) * 4);
3482 memcpy(array
+4, default_inner_level
, sizeof(float) * 2);
3485 cb
.user_buffer
= NULL
;
3486 cb
.buffer_size
= sizeof(array
);
3488 si_upload_const_buffer(sctx
, (struct r600_resource
**)&cb
.buffer
,
3489 (void*)array
, sizeof(array
),
3492 ctx
->set_constant_buffer(ctx
, PIPE_SHADER_TESS_CTRL
,
3493 SI_DRIVER_STATE_CONST_BUF
, &cb
);
3494 pipe_resource_reference(&cb
.buffer
, NULL
);
3497 static void si_texture_barrier(struct pipe_context
*ctx
)
3499 struct si_context
*sctx
= (struct si_context
*)ctx
;
3501 sctx
->b
.flags
|= SI_CONTEXT_INV_VMEM_L1
|
3502 SI_CONTEXT_INV_GLOBAL_L2
|
3503 SI_CONTEXT_FLUSH_AND_INV_CB
;
3506 static void *si_create_blend_custom(struct si_context
*sctx
, unsigned mode
)
3508 struct pipe_blend_state blend
;
3510 memset(&blend
, 0, sizeof(blend
));
3511 blend
.independent_blend_enable
= true;
3512 blend
.rt
[0].colormask
= 0xf;
3513 return si_create_blend_state_mode(&sctx
->b
.b
, &blend
, mode
);
3516 static void si_need_gfx_cs_space(struct pipe_context
*ctx
, unsigned num_dw
,
3517 bool include_draw_vbo
)
3519 si_need_cs_space((struct si_context
*)ctx
);
3522 static void si_init_config(struct si_context
*sctx
);
3524 void si_init_state_functions(struct si_context
*sctx
)
3526 si_init_external_atom(sctx
, &sctx
->b
.render_cond_atom
, &sctx
->atoms
.s
.render_cond
);
3527 si_init_external_atom(sctx
, &sctx
->b
.streamout
.begin_atom
, &sctx
->atoms
.s
.streamout_begin
);
3528 si_init_external_atom(sctx
, &sctx
->b
.streamout
.enable_atom
, &sctx
->atoms
.s
.streamout_enable
);
3530 si_init_atom(sctx
, &sctx
->cache_flush
, &sctx
->atoms
.s
.cache_flush
, si_emit_cache_flush
);
3531 si_init_atom(sctx
, &sctx
->framebuffer
.atom
, &sctx
->atoms
.s
.framebuffer
, si_emit_framebuffer_state
);
3532 si_init_atom(sctx
, &sctx
->msaa_sample_locs
, &sctx
->atoms
.s
.msaa_sample_locs
, si_emit_msaa_sample_locs
);
3533 si_init_atom(sctx
, &sctx
->db_render_state
, &sctx
->atoms
.s
.db_render_state
, si_emit_db_render_state
);
3534 si_init_atom(sctx
, &sctx
->msaa_config
, &sctx
->atoms
.s
.msaa_config
, si_emit_msaa_config
);
3535 si_init_atom(sctx
, &sctx
->sample_mask
.atom
, &sctx
->atoms
.s
.sample_mask
, si_emit_sample_mask
);
3536 si_init_atom(sctx
, &sctx
->cb_render_state
, &sctx
->atoms
.s
.cb_render_state
, si_emit_cb_render_state
);
3537 si_init_atom(sctx
, &sctx
->blend_color
.atom
, &sctx
->atoms
.s
.blend_color
, si_emit_blend_color
);
3538 si_init_atom(sctx
, &sctx
->clip_regs
, &sctx
->atoms
.s
.clip_regs
, si_emit_clip_regs
);
3539 si_init_atom(sctx
, &sctx
->clip_state
.atom
, &sctx
->atoms
.s
.clip_state
, si_emit_clip_state
);
3540 si_init_atom(sctx
, &sctx
->scissors
.atom
, &sctx
->atoms
.s
.scissors
, si_emit_scissors
);
3541 si_init_atom(sctx
, &sctx
->viewports
.atom
, &sctx
->atoms
.s
.viewports
, si_emit_viewports
);
3542 si_init_atom(sctx
, &sctx
->stencil_ref
.atom
, &sctx
->atoms
.s
.stencil_ref
, si_emit_stencil_ref
);
3544 sctx
->b
.b
.create_blend_state
= si_create_blend_state
;
3545 sctx
->b
.b
.bind_blend_state
= si_bind_blend_state
;
3546 sctx
->b
.b
.delete_blend_state
= si_delete_blend_state
;
3547 sctx
->b
.b
.set_blend_color
= si_set_blend_color
;
3549 sctx
->b
.b
.create_rasterizer_state
= si_create_rs_state
;
3550 sctx
->b
.b
.bind_rasterizer_state
= si_bind_rs_state
;
3551 sctx
->b
.b
.delete_rasterizer_state
= si_delete_rs_state
;
3553 sctx
->b
.b
.create_depth_stencil_alpha_state
= si_create_dsa_state
;
3554 sctx
->b
.b
.bind_depth_stencil_alpha_state
= si_bind_dsa_state
;
3555 sctx
->b
.b
.delete_depth_stencil_alpha_state
= si_delete_dsa_state
;
3557 sctx
->custom_dsa_flush
= si_create_db_flush_dsa(sctx
);
3558 sctx
->custom_blend_resolve
= si_create_blend_custom(sctx
, V_028808_CB_RESOLVE
);
3559 sctx
->custom_blend_decompress
= si_create_blend_custom(sctx
, V_028808_CB_FMASK_DECOMPRESS
);
3560 sctx
->custom_blend_fastclear
= si_create_blend_custom(sctx
, V_028808_CB_ELIMINATE_FAST_CLEAR
);
3561 sctx
->custom_blend_dcc_decompress
= si_create_blend_custom(sctx
, V_028808_CB_DCC_DECOMPRESS
);
3563 sctx
->b
.b
.set_clip_state
= si_set_clip_state
;
3564 sctx
->b
.b
.set_scissor_states
= si_set_scissor_states
;
3565 sctx
->b
.b
.set_viewport_states
= si_set_viewport_states
;
3566 sctx
->b
.b
.set_stencil_ref
= si_set_stencil_ref
;
3568 sctx
->b
.b
.set_framebuffer_state
= si_set_framebuffer_state
;
3569 sctx
->b
.b
.get_sample_position
= cayman_get_sample_position
;
3571 sctx
->b
.b
.create_sampler_state
= si_create_sampler_state
;
3572 sctx
->b
.b
.delete_sampler_state
= si_delete_sampler_state
;
3574 sctx
->b
.b
.create_sampler_view
= si_create_sampler_view
;
3575 sctx
->b
.b
.sampler_view_destroy
= si_sampler_view_destroy
;
3577 sctx
->b
.b
.set_sample_mask
= si_set_sample_mask
;
3579 sctx
->b
.b
.create_vertex_elements_state
= si_create_vertex_elements
;
3580 sctx
->b
.b
.bind_vertex_elements_state
= si_bind_vertex_elements
;
3581 sctx
->b
.b
.delete_vertex_elements_state
= si_delete_vertex_element
;
3582 sctx
->b
.b
.set_vertex_buffers
= si_set_vertex_buffers
;
3583 sctx
->b
.b
.set_index_buffer
= si_set_index_buffer
;
3585 sctx
->b
.b
.texture_barrier
= si_texture_barrier
;
3586 sctx
->b
.b
.set_polygon_stipple
= si_set_polygon_stipple
;
3587 sctx
->b
.b
.set_min_samples
= si_set_min_samples
;
3588 sctx
->b
.b
.set_tess_state
= si_set_tess_state
;
3590 sctx
->b
.set_occlusion_query_state
= si_set_occlusion_query_state
;
3591 sctx
->b
.need_gfx_cs_space
= si_need_gfx_cs_space
;
3593 sctx
->b
.b
.draw_vbo
= si_draw_vbo
;
3595 if (sctx
->b
.chip_class
>= CIK
) {
3596 sctx
->b
.dma_copy
= cik_sdma_copy
;
3598 sctx
->b
.dma_copy
= si_dma_copy
;
3601 si_init_config(sctx
);
3604 static void si_query_opaque_metadata(struct r600_common_screen
*rscreen
,
3605 struct r600_texture
*rtex
,
3606 struct radeon_bo_metadata
*md
)
3608 struct si_screen
*sscreen
= (struct si_screen
*)rscreen
;
3609 struct pipe_resource
*res
= &rtex
->resource
.b
.b
;
3610 static const unsigned char swizzle
[] = {
3616 uint32_t desc
[8], i
;
3617 bool is_array
= util_resource_is_array_texture(res
);
3619 /* DRM 2.x.x doesn't support this. */
3620 if (rscreen
->info
.drm_major
!= 3)
3623 assert(rtex
->fmask
.size
== 0);
3625 /* Metadata image format format version 1:
3626 * [0] = 1 (metadata format identifier)
3627 * [1] = (VENDOR_ID << 16) | PCI_ID
3628 * [2:9] = image descriptor for the whole resource
3629 * [2] is always 0, because the base address is cleared
3630 * [9] is the DCC offset bits [39:8] from the beginning of
3632 * [10:10+LAST_LEVEL] = mipmap level offset bits [39:8] for each level
3635 md
->metadata
[0] = 1; /* metadata image format version 1 */
3637 /* TILE_MODE_INDEX is ambiguous without a PCI ID. */
3638 md
->metadata
[1] = (ATI_VENDOR_ID
<< 16) | rscreen
->info
.pci_id
;
3640 si_make_texture_descriptor(sscreen
, rtex
, res
->target
, res
->format
,
3641 swizzle
, 0, 0, res
->last_level
, 0,
3642 is_array
? res
->array_size
- 1 : 0,
3643 res
->width0
, res
->height0
, res
->depth0
,
3646 /* Clear the base address and set the relative DCC offset. */
3648 desc
[1] &= C_008F14_BASE_ADDRESS_HI
;
3649 desc
[7] = rtex
->dcc_offset
>> 8;
3651 /* Dwords [2:9] contain the image descriptor. */
3652 memcpy(&md
->metadata
[2], desc
, sizeof(desc
));
3654 /* Dwords [10:..] contain the mipmap level offsets. */
3655 for (i
= 0; i
<= res
->last_level
; i
++)
3656 md
->metadata
[10+i
] = rtex
->surface
.level
[i
].offset
>> 8;
3658 md
->size_metadata
= (11 + res
->last_level
) * 4;
3661 void si_init_screen_state_functions(struct si_screen
*sscreen
)
3663 sscreen
->b
.query_opaque_metadata
= si_query_opaque_metadata
;
3667 si_write_harvested_raster_configs(struct si_context
*sctx
,
3668 struct si_pm4_state
*pm4
,
3669 unsigned raster_config
,
3670 unsigned raster_config_1
)
3672 unsigned sh_per_se
= MAX2(sctx
->screen
->b
.info
.max_sh_per_se
, 1);
3673 unsigned num_se
= MAX2(sctx
->screen
->b
.info
.max_se
, 1);
3674 unsigned rb_mask
= sctx
->screen
->b
.info
.enabled_rb_mask
;
3675 unsigned num_rb
= MIN2(sctx
->screen
->b
.info
.num_render_backends
, 16);
3676 unsigned rb_per_pkr
= MIN2(num_rb
/ num_se
/ sh_per_se
, 2);
3677 unsigned rb_per_se
= num_rb
/ num_se
;
3678 unsigned se_mask
[4];
3681 se_mask
[0] = ((1 << rb_per_se
) - 1) & rb_mask
;
3682 se_mask
[1] = (se_mask
[0] << rb_per_se
) & rb_mask
;
3683 se_mask
[2] = (se_mask
[1] << rb_per_se
) & rb_mask
;
3684 se_mask
[3] = (se_mask
[2] << rb_per_se
) & rb_mask
;
3686 assert(num_se
== 1 || num_se
== 2 || num_se
== 4);
3687 assert(sh_per_se
== 1 || sh_per_se
== 2);
3688 assert(rb_per_pkr
== 1 || rb_per_pkr
== 2);
3690 /* XXX: I can't figure out what the *_XSEL and *_YSEL
3691 * fields are for, so I'm leaving them as their default
3694 if ((num_se
> 2) && ((!se_mask
[0] && !se_mask
[1]) ||
3695 (!se_mask
[2] && !se_mask
[3]))) {
3696 raster_config_1
&= C_028354_SE_PAIR_MAP
;
3698 if (!se_mask
[0] && !se_mask
[1]) {
3700 S_028354_SE_PAIR_MAP(V_028354_RASTER_CONFIG_SE_PAIR_MAP_3
);
3703 S_028354_SE_PAIR_MAP(V_028354_RASTER_CONFIG_SE_PAIR_MAP_0
);
3707 for (se
= 0; se
< num_se
; se
++) {
3708 unsigned raster_config_se
= raster_config
;
3709 unsigned pkr0_mask
= ((1 << rb_per_pkr
) - 1) << (se
* rb_per_se
);
3710 unsigned pkr1_mask
= pkr0_mask
<< rb_per_pkr
;
3711 int idx
= (se
/ 2) * 2;
3713 if ((num_se
> 1) && (!se_mask
[idx
] || !se_mask
[idx
+ 1])) {
3714 raster_config_se
&= C_028350_SE_MAP
;
3716 if (!se_mask
[idx
]) {
3718 S_028350_SE_MAP(V_028350_RASTER_CONFIG_SE_MAP_3
);
3721 S_028350_SE_MAP(V_028350_RASTER_CONFIG_SE_MAP_0
);
3725 pkr0_mask
&= rb_mask
;
3726 pkr1_mask
&= rb_mask
;
3727 if (rb_per_se
> 2 && (!pkr0_mask
|| !pkr1_mask
)) {
3728 raster_config_se
&= C_028350_PKR_MAP
;
3732 S_028350_PKR_MAP(V_028350_RASTER_CONFIG_PKR_MAP_3
);
3735 S_028350_PKR_MAP(V_028350_RASTER_CONFIG_PKR_MAP_0
);
3739 if (rb_per_se
>= 2) {
3740 unsigned rb0_mask
= 1 << (se
* rb_per_se
);
3741 unsigned rb1_mask
= rb0_mask
<< 1;
3743 rb0_mask
&= rb_mask
;
3744 rb1_mask
&= rb_mask
;
3745 if (!rb0_mask
|| !rb1_mask
) {
3746 raster_config_se
&= C_028350_RB_MAP_PKR0
;
3750 S_028350_RB_MAP_PKR0(V_028350_RASTER_CONFIG_RB_MAP_3
);
3753 S_028350_RB_MAP_PKR0(V_028350_RASTER_CONFIG_RB_MAP_0
);
3757 if (rb_per_se
> 2) {
3758 rb0_mask
= 1 << (se
* rb_per_se
+ rb_per_pkr
);
3759 rb1_mask
= rb0_mask
<< 1;
3760 rb0_mask
&= rb_mask
;
3761 rb1_mask
&= rb_mask
;
3762 if (!rb0_mask
|| !rb1_mask
) {
3763 raster_config_se
&= C_028350_RB_MAP_PKR1
;
3767 S_028350_RB_MAP_PKR1(V_028350_RASTER_CONFIG_RB_MAP_3
);
3770 S_028350_RB_MAP_PKR1(V_028350_RASTER_CONFIG_RB_MAP_0
);
3776 /* GRBM_GFX_INDEX has a different offset on SI and CI+ */
3777 if (sctx
->b
.chip_class
< CIK
)
3778 si_pm4_set_reg(pm4
, GRBM_GFX_INDEX
,
3779 SE_INDEX(se
) | SH_BROADCAST_WRITES
|
3780 INSTANCE_BROADCAST_WRITES
);
3782 si_pm4_set_reg(pm4
, R_030800_GRBM_GFX_INDEX
,
3783 S_030800_SE_INDEX(se
) | S_030800_SH_BROADCAST_WRITES(1) |
3784 S_030800_INSTANCE_BROADCAST_WRITES(1));
3785 si_pm4_set_reg(pm4
, R_028350_PA_SC_RASTER_CONFIG
, raster_config_se
);
3786 if (sctx
->b
.chip_class
>= CIK
)
3787 si_pm4_set_reg(pm4
, R_028354_PA_SC_RASTER_CONFIG_1
, raster_config_1
);
3790 /* GRBM_GFX_INDEX has a different offset on SI and CI+ */
3791 if (sctx
->b
.chip_class
< CIK
)
3792 si_pm4_set_reg(pm4
, GRBM_GFX_INDEX
,
3793 SE_BROADCAST_WRITES
| SH_BROADCAST_WRITES
|
3794 INSTANCE_BROADCAST_WRITES
);
3796 si_pm4_set_reg(pm4
, R_030800_GRBM_GFX_INDEX
,
3797 S_030800_SE_BROADCAST_WRITES(1) | S_030800_SH_BROADCAST_WRITES(1) |
3798 S_030800_INSTANCE_BROADCAST_WRITES(1));
3801 static void si_init_config(struct si_context
*sctx
)
3803 struct si_screen
*sscreen
= sctx
->screen
;
3804 unsigned num_rb
= MIN2(sctx
->screen
->b
.info
.num_render_backends
, 16);
3805 unsigned rb_mask
= sctx
->screen
->b
.info
.enabled_rb_mask
;
3806 unsigned raster_config
, raster_config_1
;
3807 uint64_t border_color_va
= sctx
->border_color_buffer
->gpu_address
;
3808 struct si_pm4_state
*pm4
= CALLOC_STRUCT(si_pm4_state
);
3814 si_pm4_cmd_begin(pm4
, PKT3_CONTEXT_CONTROL
);
3815 si_pm4_cmd_add(pm4
, 0x80000000);
3816 si_pm4_cmd_add(pm4
, 0x80000000);
3817 si_pm4_cmd_end(pm4
, false);
3819 si_pm4_set_reg(pm4
, R_028A18_VGT_HOS_MAX_TESS_LEVEL
, fui(64));
3820 si_pm4_set_reg(pm4
, R_028A1C_VGT_HOS_MIN_TESS_LEVEL
, fui(0));
3822 /* FIXME calculate these values somehow ??? */
3823 si_pm4_set_reg(pm4
, R_028A54_VGT_GS_PER_ES
, SI_GS_PER_ES
);
3824 si_pm4_set_reg(pm4
, R_028A58_VGT_ES_PER_GS
, 0x40);
3825 si_pm4_set_reg(pm4
, R_028A5C_VGT_GS_PER_VS
, 0x2);
3827 si_pm4_set_reg(pm4
, R_028A8C_VGT_PRIMITIVEID_RESET
, 0x0);
3828 si_pm4_set_reg(pm4
, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET
, 0);
3830 si_pm4_set_reg(pm4
, R_028B98_VGT_STRMOUT_BUFFER_CONFIG
, 0x0);
3831 si_pm4_set_reg(pm4
, R_028AB8_VGT_VTX_CNT_EN
, 0x0);
3832 if (sctx
->b
.chip_class
< CIK
)
3833 si_pm4_set_reg(pm4
, R_008A14_PA_CL_ENHANCE
, S_008A14_NUM_CLIP_SEQ(3) |
3834 S_008A14_CLIP_VTX_REORDER_ENA(1));
3836 si_pm4_set_reg(pm4
, R_028BD4_PA_SC_CENTROID_PRIORITY_0
, 0x76543210);
3837 si_pm4_set_reg(pm4
, R_028BD8_PA_SC_CENTROID_PRIORITY_1
, 0xfedcba98);
3839 si_pm4_set_reg(pm4
, R_02882C_PA_SU_PRIM_FILTER_CNTL
, 0);
3841 for (i
= 0; i
< 16; i
++) {
3842 si_pm4_set_reg(pm4
, R_0282D0_PA_SC_VPORT_ZMIN_0
+ i
*8, 0);
3843 si_pm4_set_reg(pm4
, R_0282D4_PA_SC_VPORT_ZMAX_0
+ i
*8, fui(1.0));
3846 switch (sctx
->screen
->b
.family
) {
3849 raster_config
= 0x2a00126a;
3850 raster_config_1
= 0x00000000;
3853 raster_config
= 0x0000124a;
3854 raster_config_1
= 0x00000000;
3857 raster_config
= 0x00000082;
3858 raster_config_1
= 0x00000000;
3861 raster_config
= 0x00000000;
3862 raster_config_1
= 0x00000000;
3865 raster_config
= 0x16000012;
3866 raster_config_1
= 0x00000000;
3869 raster_config
= 0x3a00161a;
3870 raster_config_1
= 0x0000002e;
3873 if (sscreen
->b
.info
.cik_macrotile_mode_array
[0] == 0x000000e8) {
3874 /* old kernels with old tiling config */
3875 raster_config
= 0x16000012;
3876 raster_config_1
= 0x0000002a;
3878 raster_config
= 0x3a00161a;
3879 raster_config_1
= 0x0000002e;
3883 raster_config
= 0x16000012;
3884 raster_config_1
= 0x0000002a;
3887 raster_config
= 0x00000002;
3888 raster_config_1
= 0x00000000;
3891 raster_config
= 0x00000002;
3892 raster_config_1
= 0x00000000;
3895 /* KV should be 0x00000002, but that causes problems with radeon */
3896 raster_config
= 0x00000000; /* 0x00000002 */
3897 raster_config_1
= 0x00000000;
3902 raster_config
= 0x00000000;
3903 raster_config_1
= 0x00000000;
3907 "radeonsi: Unknown GPU, using 0 for raster_config\n");
3908 raster_config
= 0x00000000;
3909 raster_config_1
= 0x00000000;
3913 /* Always use the default config when all backends are enabled
3914 * (or when we failed to determine the enabled backends).
3916 if (!rb_mask
|| util_bitcount(rb_mask
) >= num_rb
) {
3917 si_pm4_set_reg(pm4
, R_028350_PA_SC_RASTER_CONFIG
,
3919 if (sctx
->b
.chip_class
>= CIK
)
3920 si_pm4_set_reg(pm4
, R_028354_PA_SC_RASTER_CONFIG_1
,
3923 si_write_harvested_raster_configs(sctx
, pm4
, raster_config
, raster_config_1
);
3926 si_pm4_set_reg(pm4
, R_028204_PA_SC_WINDOW_SCISSOR_TL
, S_028204_WINDOW_OFFSET_DISABLE(1));
3927 si_pm4_set_reg(pm4
, R_028240_PA_SC_GENERIC_SCISSOR_TL
, S_028240_WINDOW_OFFSET_DISABLE(1));
3928 si_pm4_set_reg(pm4
, R_028244_PA_SC_GENERIC_SCISSOR_BR
,
3929 S_028244_BR_X(16384) | S_028244_BR_Y(16384));
3930 si_pm4_set_reg(pm4
, R_028030_PA_SC_SCREEN_SCISSOR_TL
, 0);
3931 si_pm4_set_reg(pm4
, R_028034_PA_SC_SCREEN_SCISSOR_BR
,
3932 S_028034_BR_X(16384) | S_028034_BR_Y(16384));
3934 si_pm4_set_reg(pm4
, R_02820C_PA_SC_CLIPRECT_RULE
, 0xFFFF);
3935 si_pm4_set_reg(pm4
, R_028230_PA_SC_EDGERULE
, 0xAAAAAAAA);
3936 /* PA_SU_HARDWARE_SCREEN_OFFSET must be 0 due to hw bug on SI */
3937 si_pm4_set_reg(pm4
, R_028234_PA_SU_HARDWARE_SCREEN_OFFSET
, 0);
3938 si_pm4_set_reg(pm4
, R_028820_PA_CL_NANINF_CNTL
, 0);
3939 si_pm4_set_reg(pm4
, R_028BE8_PA_CL_GB_VERT_CLIP_ADJ
, fui(1.0));
3940 si_pm4_set_reg(pm4
, R_028BEC_PA_CL_GB_VERT_DISC_ADJ
, fui(1.0));
3941 si_pm4_set_reg(pm4
, R_028BF0_PA_CL_GB_HORZ_CLIP_ADJ
, fui(1.0));
3942 si_pm4_set_reg(pm4
, R_028BF4_PA_CL_GB_HORZ_DISC_ADJ
, fui(1.0));
3943 si_pm4_set_reg(pm4
, R_028AC0_DB_SRESULTS_COMPARE_STATE0
, 0x0);
3944 si_pm4_set_reg(pm4
, R_028AC4_DB_SRESULTS_COMPARE_STATE1
, 0x0);
3945 si_pm4_set_reg(pm4
, R_028AC8_DB_PRELOAD_CONTROL
, 0x0);
3946 si_pm4_set_reg(pm4
, R_02800C_DB_RENDER_OVERRIDE
,
3947 S_02800C_FORCE_HIS_ENABLE0(V_02800C_FORCE_DISABLE
) |
3948 S_02800C_FORCE_HIS_ENABLE1(V_02800C_FORCE_DISABLE
));
3950 si_pm4_set_reg(pm4
, R_028400_VGT_MAX_VTX_INDX
, ~0);
3951 si_pm4_set_reg(pm4
, R_028404_VGT_MIN_VTX_INDX
, 0);
3952 si_pm4_set_reg(pm4
, R_028408_VGT_INDX_OFFSET
, 0);
3954 if (sctx
->b
.chip_class
>= CIK
) {
3955 si_pm4_set_reg(pm4
, R_00B41C_SPI_SHADER_PGM_RSRC3_HS
, 0);
3956 si_pm4_set_reg(pm4
, R_00B31C_SPI_SHADER_PGM_RSRC3_ES
, S_00B31C_CU_EN(0xffff));
3957 si_pm4_set_reg(pm4
, R_00B21C_SPI_SHADER_PGM_RSRC3_GS
, S_00B21C_CU_EN(0xffff));
3959 if (sscreen
->b
.info
.num_good_compute_units
/
3960 (sscreen
->b
.info
.max_se
* sscreen
->b
.info
.max_sh_per_se
) <= 4) {
3961 /* Too few available compute units per SH. Disallowing
3962 * VS to run on CU0 could hurt us more than late VS
3963 * allocation would help.
3965 * LATE_ALLOC_VS = 2 is the highest safe number.
3967 si_pm4_set_reg(pm4
, R_00B51C_SPI_SHADER_PGM_RSRC3_LS
, S_00B51C_CU_EN(0xffff));
3968 si_pm4_set_reg(pm4
, R_00B118_SPI_SHADER_PGM_RSRC3_VS
, S_00B118_CU_EN(0xffff));
3969 si_pm4_set_reg(pm4
, R_00B11C_SPI_SHADER_LATE_ALLOC_VS
, S_00B11C_LIMIT(2));
3971 /* Set LATE_ALLOC_VS == 31. It should be less than
3972 * the number of scratch waves. Limitations:
3973 * - VS can't execute on CU0.
3974 * - If HS writes outputs to LDS, LS can't execute on CU0.
3976 si_pm4_set_reg(pm4
, R_00B51C_SPI_SHADER_PGM_RSRC3_LS
, S_00B51C_CU_EN(0xfffe));
3977 si_pm4_set_reg(pm4
, R_00B118_SPI_SHADER_PGM_RSRC3_VS
, S_00B118_CU_EN(0xfffe));
3978 si_pm4_set_reg(pm4
, R_00B11C_SPI_SHADER_LATE_ALLOC_VS
, S_00B11C_LIMIT(31));
3981 si_pm4_set_reg(pm4
, R_00B01C_SPI_SHADER_PGM_RSRC3_PS
, S_00B01C_CU_EN(0xffff));
3984 if (sctx
->b
.chip_class
>= VI
) {
3985 si_pm4_set_reg(pm4
, R_028424_CB_DCC_CONTROL
,
3986 S_028424_OVERWRITE_COMBINER_MRT_SHARING_DISABLE(1) |
3987 S_028424_OVERWRITE_COMBINER_WATERMARK(4));
3988 si_pm4_set_reg(pm4
, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL
, 30);
3989 si_pm4_set_reg(pm4
, R_028C5C_VGT_OUT_DEALLOC_CNTL
, 32);
3992 if (sctx
->b
.family
== CHIP_STONEY
)
3993 si_pm4_set_reg(pm4
, R_028C40_PA_SC_SHADER_CONTROL
, 0);
3995 si_pm4_set_reg(pm4
, R_028080_TA_BC_BASE_ADDR
, border_color_va
>> 8);
3996 if (sctx
->b
.chip_class
>= CIK
)
3997 si_pm4_set_reg(pm4
, R_028084_TA_BC_BASE_ADDR_HI
, border_color_va
>> 40);
3998 si_pm4_add_bo(pm4
, sctx
->border_color_buffer
, RADEON_USAGE_READ
,
3999 RADEON_PRIO_BORDER_COLORS
);
4001 si_pm4_upload_indirect_buffer(sctx
, pm4
);
4002 sctx
->init_config
= pm4
;