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1 /*
2  * Copyright (C) 2016 Rob Clark <robclark@freedesktop.org>
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21  * SOFTWARE.
22  *
23  * Authors:
24  *    Rob Clark <robclark@freedesktop.org>
25  */
26 
27 #include "pipe/p_state.h"
28 #include "util/format/u_format.h"
29 #include "util/u_helpers.h"
30 #include "util/u_memory.h"
31 #include "util/u_string.h"
32 #include "util/u_viewport.h"
33 
34 #include "freedreno_query_hw.h"
35 #include "freedreno_resource.h"
36 
37 #include "fd5_blend.h"
38 #include "fd5_blitter.h"
39 #include "fd5_context.h"
40 #include "fd5_emit.h"
41 #include "fd5_format.h"
42 #include "fd5_image.h"
43 #include "fd5_program.h"
44 #include "fd5_rasterizer.h"
45 #include "fd5_screen.h"
46 #include "fd5_texture.h"
47 #include "fd5_zsa.h"
48 
49 #define emit_const_user fd5_emit_const_user
50 #define emit_const_bo   fd5_emit_const_bo
51 #include "ir3_const.h"
52 
53 /* regid:          base const register
54  * prsc or dwords: buffer containing constant values
55  * sizedwords:     size of const value buffer
56  */
57 static void
fd5_emit_const_user(struct fd_ringbuffer * ring,const struct ir3_shader_variant * v,uint32_t regid,uint32_t sizedwords,const uint32_t * dwords)58 fd5_emit_const_user(struct fd_ringbuffer *ring,
59                     const struct ir3_shader_variant *v, uint32_t regid,
60                     uint32_t sizedwords, const uint32_t *dwords)
61 {
62    emit_const_asserts(ring, v, regid, sizedwords);
63 
64    OUT_PKT7(ring, CP_LOAD_STATE4, 3 + sizedwords);
65    OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(regid / 4) |
66                      CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
67                      CP_LOAD_STATE4_0_STATE_BLOCK(fd4_stage2shadersb(v->type)) |
68                      CP_LOAD_STATE4_0_NUM_UNIT(sizedwords / 4));
69    OUT_RING(ring, CP_LOAD_STATE4_1_EXT_SRC_ADDR(0) |
70                      CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS));
71    OUT_RING(ring, CP_LOAD_STATE4_2_EXT_SRC_ADDR_HI(0));
72    for (int i = 0; i < sizedwords; i++)
73       OUT_RING(ring, ((uint32_t *)dwords)[i]);
74 }
75 
76 static void
fd5_emit_const_bo(struct fd_ringbuffer * ring,const struct ir3_shader_variant * v,uint32_t regid,uint32_t offset,uint32_t sizedwords,struct fd_bo * bo)77 fd5_emit_const_bo(struct fd_ringbuffer *ring,
78                   const struct ir3_shader_variant *v, uint32_t regid,
79                   uint32_t offset, uint32_t sizedwords, struct fd_bo *bo)
80 {
81    uint32_t dst_off = regid / 4;
82    assert(dst_off % 4 == 0);
83    uint32_t num_unit = sizedwords / 4;
84    assert(num_unit % 4 == 0);
85 
86    emit_const_asserts(ring, v, regid, sizedwords);
87 
88    OUT_PKT7(ring, CP_LOAD_STATE4, 3);
89    OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(dst_off) |
90                      CP_LOAD_STATE4_0_STATE_SRC(SS4_INDIRECT) |
91                      CP_LOAD_STATE4_0_STATE_BLOCK(fd4_stage2shadersb(v->type)) |
92                      CP_LOAD_STATE4_0_NUM_UNIT(num_unit));
93    OUT_RELOC(ring, bo, offset, CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS), 0);
94 }
95 
96 static void
fd5_emit_const_ptrs(struct fd_ringbuffer * ring,gl_shader_stage type,uint32_t regid,uint32_t num,struct fd_bo ** bos,uint32_t * offsets)97 fd5_emit_const_ptrs(struct fd_ringbuffer *ring, gl_shader_stage type,
98                     uint32_t regid, uint32_t num, struct fd_bo **bos,
99                     uint32_t *offsets)
100 {
101    uint32_t anum = align(num, 2);
102    uint32_t i;
103 
104    assert((regid % 4) == 0);
105 
106    OUT_PKT7(ring, CP_LOAD_STATE4, 3 + (2 * anum));
107    OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(regid / 4) |
108                      CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
109                      CP_LOAD_STATE4_0_STATE_BLOCK(fd4_stage2shadersb(type)) |
110                      CP_LOAD_STATE4_0_NUM_UNIT(anum / 2));
111    OUT_RING(ring, CP_LOAD_STATE4_1_EXT_SRC_ADDR(0) |
112                      CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS));
113    OUT_RING(ring, CP_LOAD_STATE4_2_EXT_SRC_ADDR_HI(0));
114 
115    for (i = 0; i < num; i++) {
116       if (bos[i]) {
117          OUT_RELOC(ring, bos[i], offsets[i], 0, 0);
118       } else {
119          OUT_RING(ring, 0xbad00000 | (i << 16));
120          OUT_RING(ring, 0xbad00000 | (i << 16));
121       }
122    }
123 
124    for (; i < anum; i++) {
125       OUT_RING(ring, 0xffffffff);
126       OUT_RING(ring, 0xffffffff);
127    }
128 }
129 
130 static bool
is_stateobj(struct fd_ringbuffer * ring)131 is_stateobj(struct fd_ringbuffer *ring)
132 {
133    return false;
134 }
135 
136 static void
emit_const_ptrs(struct fd_ringbuffer * ring,const struct ir3_shader_variant * v,uint32_t dst_offset,uint32_t num,struct fd_bo ** bos,uint32_t * offsets)137 emit_const_ptrs(struct fd_ringbuffer *ring, const struct ir3_shader_variant *v,
138                 uint32_t dst_offset, uint32_t num, struct fd_bo **bos,
139                 uint32_t *offsets)
140 {
141    /* TODO inline this */
142    assert(dst_offset + num <= v->constlen * 4);
143    fd5_emit_const_ptrs(ring, v->type, dst_offset, num, bos, offsets);
144 }
145 
146 void
fd5_emit_cs_consts(const struct ir3_shader_variant * v,struct fd_ringbuffer * ring,struct fd_context * ctx,const struct pipe_grid_info * info)147 fd5_emit_cs_consts(const struct ir3_shader_variant *v,
148                    struct fd_ringbuffer *ring, struct fd_context *ctx,
149                    const struct pipe_grid_info *info)
150 {
151    ir3_emit_cs_consts(v, ring, ctx, info);
152 }
153 
154 /* Border color layout is diff from a4xx/a5xx.. if it turns out to be
155  * the same as a6xx then move this somewhere common ;-)
156  *
157  * Entry layout looks like (total size, 0x60 bytes):
158  */
159 
160 struct PACKED bcolor_entry {
161    uint32_t fp32[4];
162    uint16_t ui16[4];
163    int16_t si16[4];
164 
165    uint16_t fp16[4];
166    uint16_t rgb565;
167    uint16_t rgb5a1;
168    uint16_t rgba4;
169    uint8_t __pad0[2];
170    uint8_t ui8[4];
171    int8_t si8[4];
172    uint32_t rgb10a2;
173    uint32_t z24; /* also s8? */
174 
175    uint16_t
176       srgb[4]; /* appears to duplicate fp16[], but clamped, used for srgb */
177    uint8_t __pad1[24];
178 };
179 
180 #define FD5_BORDER_COLOR_SIZE 0x60
181 #define FD5_BORDER_COLOR_UPLOAD_SIZE                                           \
182    (2 * PIPE_MAX_SAMPLERS * FD5_BORDER_COLOR_SIZE)
183 
184 static void
setup_border_colors(struct fd_texture_stateobj * tex,struct bcolor_entry * entries)185 setup_border_colors(struct fd_texture_stateobj *tex,
186                     struct bcolor_entry *entries)
187 {
188    unsigned i, j;
189    STATIC_ASSERT(sizeof(struct bcolor_entry) == FD5_BORDER_COLOR_SIZE);
190 
191    for (i = 0; i < tex->num_samplers; i++) {
192       struct bcolor_entry *e = &entries[i];
193       struct pipe_sampler_state *sampler = tex->samplers[i];
194       union pipe_color_union *bc;
195 
196       if (!sampler)
197          continue;
198 
199       bc = &sampler->border_color;
200 
201       /*
202        * XXX HACK ALERT XXX
203        *
204        * The border colors need to be swizzled in a particular
205        * format-dependent order. Even though samplers don't know about
206        * formats, we can assume that with a GL state tracker, there's a
207        * 1:1 correspondence between sampler and texture. Take advantage
208        * of that knowledge.
209        */
210       if ((i >= tex->num_textures) || !tex->textures[i])
211          continue;
212 
213       enum pipe_format format = tex->textures[i]->format;
214       const struct util_format_description *desc =
215          util_format_description(format);
216 
217       e->rgb565 = 0;
218       e->rgb5a1 = 0;
219       e->rgba4 = 0;
220       e->rgb10a2 = 0;
221       e->z24 = 0;
222 
223       for (j = 0; j < 4; j++) {
224          int c = desc->swizzle[j];
225          int cd = c;
226 
227          /*
228           * HACK: for PIPE_FORMAT_X24S8_UINT we end up w/ the
229           * stencil border color value in bc->ui[0] but according
230           * to desc->swizzle and desc->channel, the .x component
231           * is NONE and the stencil value is in the y component.
232           * Meanwhile the hardware wants this in the .x componetn.
233           */
234          if ((format == PIPE_FORMAT_X24S8_UINT) ||
235              (format == PIPE_FORMAT_X32_S8X24_UINT)) {
236             if (j == 0) {
237                c = 1;
238                cd = 0;
239             } else {
240                continue;
241             }
242          }
243 
244          if (c >= 4)
245             continue;
246 
247          if (desc->channel[c].pure_integer) {
248             uint16_t clamped;
249             switch (desc->channel[c].size) {
250             case 2:
251                assert(desc->channel[c].type == UTIL_FORMAT_TYPE_UNSIGNED);
252                clamped = CLAMP(bc->ui[j], 0, 0x3);
253                break;
254             case 8:
255                if (desc->channel[c].type == UTIL_FORMAT_TYPE_SIGNED)
256                   clamped = CLAMP(bc->i[j], -128, 127);
257                else
258                   clamped = CLAMP(bc->ui[j], 0, 255);
259                break;
260             case 10:
261                assert(desc->channel[c].type == UTIL_FORMAT_TYPE_UNSIGNED);
262                clamped = CLAMP(bc->ui[j], 0, 0x3ff);
263                break;
264             case 16:
265                if (desc->channel[c].type == UTIL_FORMAT_TYPE_SIGNED)
266                   clamped = CLAMP(bc->i[j], -32768, 32767);
267                else
268                   clamped = CLAMP(bc->ui[j], 0, 65535);
269                break;
270             default:
271                assert(!"Unexpected bit size");
272             case 32:
273                clamped = 0;
274                break;
275             }
276             e->fp32[cd] = bc->ui[j];
277             e->fp16[cd] = clamped;
278          } else {
279             float f = bc->f[j];
280             float f_u = CLAMP(f, 0, 1);
281             float f_s = CLAMP(f, -1, 1);
282 
283             e->fp32[c] = fui(f);
284             e->fp16[c] = _mesa_float_to_half(f);
285             e->srgb[c] = _mesa_float_to_half(f_u);
286             e->ui16[c] = f_u * 0xffff;
287             e->si16[c] = f_s * 0x7fff;
288             e->ui8[c] = f_u * 0xff;
289             e->si8[c] = f_s * 0x7f;
290             if (c == 1)
291                e->rgb565 |= (int)(f_u * 0x3f) << 5;
292             else if (c < 3)
293                e->rgb565 |= (int)(f_u * 0x1f) << (c ? 11 : 0);
294             if (c == 3)
295                e->rgb5a1 |= (f_u > 0.5f) ? 0x8000 : 0;
296             else
297                e->rgb5a1 |= (int)(f_u * 0x1f) << (c * 5);
298             if (c == 3)
299                e->rgb10a2 |= (int)(f_u * 0x3) << 30;
300             else
301                e->rgb10a2 |= (int)(f_u * 0x3ff) << (c * 10);
302             e->rgba4 |= (int)(f_u * 0xf) << (c * 4);
303             if (c == 0)
304                e->z24 = f_u * 0xffffff;
305          }
306       }
307 
308 #ifdef DEBUG
309       memset(&e->__pad0, 0, sizeof(e->__pad0));
310       memset(&e->__pad1, 0, sizeof(e->__pad1));
311 #endif
312    }
313 }
314 
315 static void
emit_border_color(struct fd_context * ctx,struct fd_ringbuffer * ring)316 emit_border_color(struct fd_context *ctx, struct fd_ringbuffer *ring) assert_dt
317 {
318    struct fd5_context *fd5_ctx = fd5_context(ctx);
319    struct bcolor_entry *entries;
320    unsigned off;
321    void *ptr;
322 
323    STATIC_ASSERT(sizeof(struct bcolor_entry) == FD5_BORDER_COLOR_SIZE);
324 
325    u_upload_alloc(fd5_ctx->border_color_uploader, 0,
326                   FD5_BORDER_COLOR_UPLOAD_SIZE, FD5_BORDER_COLOR_UPLOAD_SIZE,
327                   &off, &fd5_ctx->border_color_buf, &ptr);
328 
329    entries = ptr;
330 
331    setup_border_colors(&ctx->tex[PIPE_SHADER_VERTEX], &entries[0]);
332    setup_border_colors(&ctx->tex[PIPE_SHADER_FRAGMENT],
333                        &entries[ctx->tex[PIPE_SHADER_VERTEX].num_samplers]);
334 
335    OUT_PKT4(ring, REG_A5XX_TPL1_TP_BORDER_COLOR_BASE_ADDR_LO, 2);
336    OUT_RELOC(ring, fd_resource(fd5_ctx->border_color_buf)->bo, off, 0, 0);
337 
338    u_upload_unmap(fd5_ctx->border_color_uploader);
339 }
340 
341 static bool
emit_textures(struct fd_context * ctx,struct fd_ringbuffer * ring,enum a4xx_state_block sb,struct fd_texture_stateobj * tex)342 emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
343               enum a4xx_state_block sb,
344               struct fd_texture_stateobj *tex) assert_dt
345 {
346    bool needs_border = false;
347    unsigned bcolor_offset =
348       (sb == SB4_FS_TEX) ? ctx->tex[PIPE_SHADER_VERTEX].num_samplers : 0;
349    unsigned i;
350 
351    if (tex->num_samplers > 0) {
352       /* output sampler state: */
353       OUT_PKT7(ring, CP_LOAD_STATE4, 3 + (4 * tex->num_samplers));
354       OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(0) |
355                         CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
356                         CP_LOAD_STATE4_0_STATE_BLOCK(sb) |
357                         CP_LOAD_STATE4_0_NUM_UNIT(tex->num_samplers));
358       OUT_RING(ring, CP_LOAD_STATE4_1_STATE_TYPE(ST4_SHADER) |
359                         CP_LOAD_STATE4_1_EXT_SRC_ADDR(0));
360       OUT_RING(ring, CP_LOAD_STATE4_2_EXT_SRC_ADDR_HI(0));
361       for (i = 0; i < tex->num_samplers; i++) {
362          static const struct fd5_sampler_stateobj dummy_sampler = {};
363          const struct fd5_sampler_stateobj *sampler =
364             tex->samplers[i] ? fd5_sampler_stateobj(tex->samplers[i])
365                              : &dummy_sampler;
366          OUT_RING(ring, sampler->texsamp0);
367          OUT_RING(ring, sampler->texsamp1);
368          OUT_RING(ring, sampler->texsamp2 |
369                            A5XX_TEX_SAMP_2_BCOLOR_OFFSET(bcolor_offset + i));
370          OUT_RING(ring, sampler->texsamp3);
371 
372          needs_border |= sampler->needs_border;
373       }
374    }
375 
376    if (tex->num_textures > 0) {
377       unsigned num_textures = tex->num_textures;
378 
379       /* emit texture state: */
380       OUT_PKT7(ring, CP_LOAD_STATE4, 3 + (12 * num_textures));
381       OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(0) |
382                         CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
383                         CP_LOAD_STATE4_0_STATE_BLOCK(sb) |
384                         CP_LOAD_STATE4_0_NUM_UNIT(num_textures));
385       OUT_RING(ring, CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS) |
386                         CP_LOAD_STATE4_1_EXT_SRC_ADDR(0));
387       OUT_RING(ring, CP_LOAD_STATE4_2_EXT_SRC_ADDR_HI(0));
388       for (i = 0; i < tex->num_textures; i++) {
389          static const struct fd5_pipe_sampler_view dummy_view = {};
390          const struct fd5_pipe_sampler_view *view =
391             tex->textures[i] ? fd5_pipe_sampler_view(tex->textures[i])
392                              : &dummy_view;
393          enum a5xx_tile_mode tile_mode = TILE5_LINEAR;
394 
395          if (view->base.texture)
396             tile_mode = fd_resource(view->base.texture)->layout.tile_mode;
397 
398          OUT_RING(ring,
399                   view->texconst0 | A5XX_TEX_CONST_0_TILE_MODE(tile_mode));
400          OUT_RING(ring, view->texconst1);
401          OUT_RING(ring, view->texconst2);
402          OUT_RING(ring, view->texconst3);
403          if (view->base.texture) {
404             struct fd_resource *rsc = fd_resource(view->base.texture);
405             if (view->base.format == PIPE_FORMAT_X32_S8X24_UINT)
406                rsc = rsc->stencil;
407             OUT_RELOC(ring, rsc->bo, view->offset,
408                       (uint64_t)view->texconst5 << 32, 0);
409          } else {
410             OUT_RING(ring, 0x00000000);
411             OUT_RING(ring, view->texconst5);
412          }
413          OUT_RING(ring, view->texconst6);
414          OUT_RING(ring, view->texconst7);
415          OUT_RING(ring, view->texconst8);
416          OUT_RING(ring, view->texconst9);
417          OUT_RING(ring, view->texconst10);
418          OUT_RING(ring, view->texconst11);
419       }
420    }
421 
422    return needs_border;
423 }
424 
425 static void
emit_ssbos(struct fd_context * ctx,struct fd_ringbuffer * ring,enum a4xx_state_block sb,struct fd_shaderbuf_stateobj * so,const struct ir3_shader_variant * v)426 emit_ssbos(struct fd_context *ctx, struct fd_ringbuffer *ring,
427            enum a4xx_state_block sb, struct fd_shaderbuf_stateobj *so,
428            const struct ir3_shader_variant *v)
429 {
430    unsigned count = util_last_bit(so->enabled_mask);
431 
432    OUT_PKT7(ring, CP_LOAD_STATE4, 3 + 2 * count);
433    OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(0) |
434                      CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
435                      CP_LOAD_STATE4_0_STATE_BLOCK(sb) |
436                      CP_LOAD_STATE4_0_NUM_UNIT(count));
437    OUT_RING(ring, CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS) |
438                      CP_LOAD_STATE4_1_EXT_SRC_ADDR(0));
439    OUT_RING(ring, CP_LOAD_STATE4_2_EXT_SRC_ADDR_HI(0));
440 
441    for (unsigned i = 0; i < count; i++) {
442       struct pipe_shader_buffer *buf = &so->sb[i];
443       unsigned sz = buf->buffer_size;
444 
445       /* Unlike a6xx, SSBO size is in bytes. */
446       OUT_RING(ring, A5XX_SSBO_1_0_WIDTH(sz & MASK(16)));
447       OUT_RING(ring, A5XX_SSBO_1_1_HEIGHT(sz >> 16));
448    }
449 
450    OUT_PKT7(ring, CP_LOAD_STATE4, 3 + 2 * count);
451    OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(0) |
452                      CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
453                      CP_LOAD_STATE4_0_STATE_BLOCK(sb) |
454                      CP_LOAD_STATE4_0_NUM_UNIT(count));
455    OUT_RING(ring, CP_LOAD_STATE4_1_STATE_TYPE(ST4_UBO) |
456                      CP_LOAD_STATE4_1_EXT_SRC_ADDR(0));
457    OUT_RING(ring, CP_LOAD_STATE4_2_EXT_SRC_ADDR_HI(0));
458    for (unsigned i = 0; i < count; i++) {
459       struct pipe_shader_buffer *buf = &so->sb[i];
460 
461       if (buf->buffer) {
462          struct fd_resource *rsc = fd_resource(buf->buffer);
463          OUT_RELOC(ring, rsc->bo, buf->buffer_offset, 0, 0);
464       } else {
465          OUT_RING(ring, 0x00000000);
466          OUT_RING(ring, 0x00000000);
467       }
468    }
469 }
470 
471 void
fd5_emit_vertex_bufs(struct fd_ringbuffer * ring,struct fd5_emit * emit)472 fd5_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd5_emit *emit)
473 {
474    int32_t i, j;
475    const struct fd_vertex_state *vtx = emit->vtx;
476    const struct ir3_shader_variant *vp = fd5_emit_get_vp(emit);
477 
478    for (i = 0, j = 0; i <= vp->inputs_count; i++) {
479       if (vp->inputs[i].sysval)
480          continue;
481       if (vp->inputs[i].compmask) {
482          struct pipe_vertex_element *elem = &vtx->vtx->pipe[i];
483          const struct pipe_vertex_buffer *vb =
484             &vtx->vertexbuf.vb[elem->vertex_buffer_index];
485          struct fd_resource *rsc = fd_resource(vb->buffer.resource);
486          enum pipe_format pfmt = elem->src_format;
487          enum a5xx_vtx_fmt fmt = fd5_pipe2vtx(pfmt);
488          bool isint = util_format_is_pure_integer(pfmt);
489          uint32_t off = vb->buffer_offset + elem->src_offset;
490          uint32_t size = vb->buffer.resource->width0 - off;
491          assert(fmt != VFMT5_NONE);
492 
493          OUT_PKT4(ring, REG_A5XX_VFD_FETCH(j), 4);
494          OUT_RELOC(ring, rsc->bo, off, 0, 0);
495          OUT_RING(ring, size);       /* VFD_FETCH[j].SIZE */
496          OUT_RING(ring, vb->stride); /* VFD_FETCH[j].STRIDE */
497 
498          OUT_PKT4(ring, REG_A5XX_VFD_DECODE(j), 2);
499          OUT_RING(
500             ring,
501             A5XX_VFD_DECODE_INSTR_IDX(j) | A5XX_VFD_DECODE_INSTR_FORMAT(fmt) |
502                COND(elem->instance_divisor, A5XX_VFD_DECODE_INSTR_INSTANCED) |
503                A5XX_VFD_DECODE_INSTR_SWAP(fd5_pipe2swap(pfmt)) |
504                A5XX_VFD_DECODE_INSTR_UNK30 |
505                COND(!isint, A5XX_VFD_DECODE_INSTR_FLOAT));
506          OUT_RING(
507             ring,
508             MAX2(1, elem->instance_divisor)); /* VFD_DECODE[j].STEP_RATE */
509 
510          OUT_PKT4(ring, REG_A5XX_VFD_DEST_CNTL(j), 1);
511          OUT_RING(ring,
512                   A5XX_VFD_DEST_CNTL_INSTR_WRITEMASK(vp->inputs[i].compmask) |
513                      A5XX_VFD_DEST_CNTL_INSTR_REGID(vp->inputs[i].regid));
514 
515          j++;
516       }
517    }
518 
519    OUT_PKT4(ring, REG_A5XX_VFD_CONTROL_0, 1);
520    OUT_RING(ring, A5XX_VFD_CONTROL_0_VTXCNT(j));
521 }
522 
523 void
fd5_emit_state(struct fd_context * ctx,struct fd_ringbuffer * ring,struct fd5_emit * emit)524 fd5_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
525                struct fd5_emit *emit)
526 {
527    struct pipe_framebuffer_state *pfb = &ctx->batch->framebuffer;
528    const struct ir3_shader_variant *vp = fd5_emit_get_vp(emit);
529    const struct ir3_shader_variant *fp = fd5_emit_get_fp(emit);
530    const enum fd_dirty_3d_state dirty = emit->dirty;
531    bool needs_border = false;
532 
533    emit_marker5(ring, 5);
534 
535    if ((dirty & FD_DIRTY_FRAMEBUFFER) && !emit->binning_pass) {
536       unsigned char mrt_comp[A5XX_MAX_RENDER_TARGETS] = {0};
537 
538       for (unsigned i = 0; i < A5XX_MAX_RENDER_TARGETS; i++) {
539          mrt_comp[i] = ((i < pfb->nr_cbufs) && pfb->cbufs[i]) ? 0xf : 0;
540       }
541 
542       OUT_PKT4(ring, REG_A5XX_RB_RENDER_COMPONENTS, 1);
543       OUT_RING(ring, A5XX_RB_RENDER_COMPONENTS_RT0(mrt_comp[0]) |
544                         A5XX_RB_RENDER_COMPONENTS_RT1(mrt_comp[1]) |
545                         A5XX_RB_RENDER_COMPONENTS_RT2(mrt_comp[2]) |
546                         A5XX_RB_RENDER_COMPONENTS_RT3(mrt_comp[3]) |
547                         A5XX_RB_RENDER_COMPONENTS_RT4(mrt_comp[4]) |
548                         A5XX_RB_RENDER_COMPONENTS_RT5(mrt_comp[5]) |
549                         A5XX_RB_RENDER_COMPONENTS_RT6(mrt_comp[6]) |
550                         A5XX_RB_RENDER_COMPONENTS_RT7(mrt_comp[7]));
551    }
552 
553    if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_FRAMEBUFFER)) {
554       struct fd5_zsa_stateobj *zsa = fd5_zsa_stateobj(ctx->zsa);
555       uint32_t rb_alpha_control = zsa->rb_alpha_control;
556 
557       if (util_format_is_pure_integer(pipe_surface_format(pfb->cbufs[0])))
558          rb_alpha_control &= ~A5XX_RB_ALPHA_CONTROL_ALPHA_TEST;
559 
560       OUT_PKT4(ring, REG_A5XX_RB_ALPHA_CONTROL, 1);
561       OUT_RING(ring, rb_alpha_control);
562 
563       OUT_PKT4(ring, REG_A5XX_RB_STENCIL_CONTROL, 1);
564       OUT_RING(ring, zsa->rb_stencil_control);
565    }
566 
567    if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_BLEND | FD_DIRTY_PROG)) {
568       struct fd5_blend_stateobj *blend = fd5_blend_stateobj(ctx->blend);
569       struct fd5_zsa_stateobj *zsa = fd5_zsa_stateobj(ctx->zsa);
570 
571       if (pfb->zsbuf) {
572          struct fd_resource *rsc = fd_resource(pfb->zsbuf->texture);
573          uint32_t gras_lrz_cntl = zsa->gras_lrz_cntl;
574 
575          if (emit->no_lrz_write || !rsc->lrz || !rsc->lrz_valid)
576             gras_lrz_cntl = 0;
577          else if (emit->binning_pass && blend->lrz_write && zsa->lrz_write)
578             gras_lrz_cntl |= A5XX_GRAS_LRZ_CNTL_LRZ_WRITE;
579 
580          OUT_PKT4(ring, REG_A5XX_GRAS_LRZ_CNTL, 1);
581          OUT_RING(ring, gras_lrz_cntl);
582       }
583    }
584 
585    if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_STENCIL_REF)) {
586       struct fd5_zsa_stateobj *zsa = fd5_zsa_stateobj(ctx->zsa);
587       struct pipe_stencil_ref *sr = &ctx->stencil_ref;
588 
589       OUT_PKT4(ring, REG_A5XX_RB_STENCILREFMASK, 2);
590       OUT_RING(ring, zsa->rb_stencilrefmask |
591                         A5XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[0]));
592       OUT_RING(ring, zsa->rb_stencilrefmask_bf |
593                         A5XX_RB_STENCILREFMASK_BF_STENCILREF(sr->ref_value[1]));
594    }
595 
596    if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_RASTERIZER | FD_DIRTY_PROG)) {
597       struct fd5_zsa_stateobj *zsa = fd5_zsa_stateobj(ctx->zsa);
598       bool fragz = fp->no_earlyz || fp->has_kill || zsa->base.alpha_enabled ||
599                    fp->writes_pos;
600 
601       OUT_PKT4(ring, REG_A5XX_RB_DEPTH_CNTL, 1);
602       OUT_RING(ring, zsa->rb_depth_cntl);
603 
604       OUT_PKT4(ring, REG_A5XX_RB_DEPTH_PLANE_CNTL, 1);
605       OUT_RING(ring, COND(fragz, A5XX_RB_DEPTH_PLANE_CNTL_FRAG_WRITES_Z) |
606                         COND(fragz && fp->fragcoord_compmask != 0,
607                              A5XX_RB_DEPTH_PLANE_CNTL_UNK1));
608 
609       OUT_PKT4(ring, REG_A5XX_GRAS_SU_DEPTH_PLANE_CNTL, 1);
610       OUT_RING(ring, COND(fragz, A5XX_GRAS_SU_DEPTH_PLANE_CNTL_FRAG_WRITES_Z) |
611                         COND(fragz && fp->fragcoord_compmask != 0,
612                              A5XX_GRAS_SU_DEPTH_PLANE_CNTL_UNK1));
613    }
614 
615    /* NOTE: scissor enabled bit is part of rasterizer state: */
616    if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER)) {
617       struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
618 
619       OUT_PKT4(ring, REG_A5XX_GRAS_SC_SCREEN_SCISSOR_TL_0, 2);
620       OUT_RING(ring, A5XX_GRAS_SC_SCREEN_SCISSOR_TL_0_X(scissor->minx) |
621                         A5XX_GRAS_SC_SCREEN_SCISSOR_TL_0_Y(scissor->miny));
622       OUT_RING(ring, A5XX_GRAS_SC_SCREEN_SCISSOR_TL_0_X(scissor->maxx - 1) |
623                         A5XX_GRAS_SC_SCREEN_SCISSOR_TL_0_Y(scissor->maxy - 1));
624 
625       OUT_PKT4(ring, REG_A5XX_GRAS_SC_VIEWPORT_SCISSOR_TL_0, 2);
626       OUT_RING(ring, A5XX_GRAS_SC_VIEWPORT_SCISSOR_TL_0_X(scissor->minx) |
627                         A5XX_GRAS_SC_VIEWPORT_SCISSOR_TL_0_Y(scissor->miny));
628       OUT_RING(ring,
629                A5XX_GRAS_SC_VIEWPORT_SCISSOR_TL_0_X(scissor->maxx - 1) |
630                   A5XX_GRAS_SC_VIEWPORT_SCISSOR_TL_0_Y(scissor->maxy - 1));
631 
632       ctx->batch->max_scissor.minx =
633          MIN2(ctx->batch->max_scissor.minx, scissor->minx);
634       ctx->batch->max_scissor.miny =
635          MIN2(ctx->batch->max_scissor.miny, scissor->miny);
636       ctx->batch->max_scissor.maxx =
637          MAX2(ctx->batch->max_scissor.maxx, scissor->maxx);
638       ctx->batch->max_scissor.maxy =
639          MAX2(ctx->batch->max_scissor.maxy, scissor->maxy);
640    }
641 
642    if (dirty & FD_DIRTY_VIEWPORT) {
643       fd_wfi(ctx->batch, ring);
644       OUT_PKT4(ring, REG_A5XX_GRAS_CL_VPORT_XOFFSET_0, 6);
645       OUT_RING(ring, A5XX_GRAS_CL_VPORT_XOFFSET_0(ctx->viewport.translate[0]));
646       OUT_RING(ring, A5XX_GRAS_CL_VPORT_XSCALE_0(ctx->viewport.scale[0]));
647       OUT_RING(ring, A5XX_GRAS_CL_VPORT_YOFFSET_0(ctx->viewport.translate[1]));
648       OUT_RING(ring, A5XX_GRAS_CL_VPORT_YSCALE_0(ctx->viewport.scale[1]));
649       OUT_RING(ring, A5XX_GRAS_CL_VPORT_ZOFFSET_0(ctx->viewport.translate[2]));
650       OUT_RING(ring, A5XX_GRAS_CL_VPORT_ZSCALE_0(ctx->viewport.scale[2]));
651    }
652 
653    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_RASTERIZER_CLIP_PLANE_ENABLE))
654       fd5_program_emit(ctx, ring, emit);
655 
656    if (dirty & FD_DIRTY_RASTERIZER) {
657       struct fd5_rasterizer_stateobj *rasterizer =
658          fd5_rasterizer_stateobj(ctx->rasterizer);
659 
660       OUT_PKT4(ring, REG_A5XX_GRAS_SU_CNTL, 1);
661       OUT_RING(ring, rasterizer->gras_su_cntl |
662                         A5XX_GRAS_SU_CNTL_LINE_MODE(pfb->samples > 1 ?
663                                                     RECTANGULAR : BRESENHAM));
664 
665       OUT_PKT4(ring, REG_A5XX_GRAS_SU_POINT_MINMAX, 2);
666       OUT_RING(ring, rasterizer->gras_su_point_minmax);
667       OUT_RING(ring, rasterizer->gras_su_point_size);
668 
669       OUT_PKT4(ring, REG_A5XX_GRAS_SU_POLY_OFFSET_SCALE, 3);
670       OUT_RING(ring, rasterizer->gras_su_poly_offset_scale);
671       OUT_RING(ring, rasterizer->gras_su_poly_offset_offset);
672       OUT_RING(ring, rasterizer->gras_su_poly_offset_clamp);
673 
674       OUT_PKT4(ring, REG_A5XX_PC_RASTER_CNTL, 1);
675       OUT_RING(ring, rasterizer->pc_raster_cntl);
676 
677       OUT_PKT4(ring, REG_A5XX_GRAS_CL_CNTL, 1);
678       OUT_RING(ring, rasterizer->gras_cl_clip_cntl);
679    }
680 
681    /* note: must come after program emit.. because there is some overlap
682     * in registers, ex. PC_PRIMITIVE_CNTL and we rely on some cached
683     * values from fd5_program_emit() to avoid having to re-emit the prog
684     * every time rast state changes.
685     *
686     * Since the primitive restart state is not part of a tracked object, we
687     * re-emit this register every time.
688     */
689    if (emit->info && ctx->rasterizer) {
690       struct fd5_rasterizer_stateobj *rasterizer =
691          fd5_rasterizer_stateobj(ctx->rasterizer);
692       unsigned max_loc = fd5_context(ctx)->max_loc;
693 
694       OUT_PKT4(ring, REG_A5XX_PC_PRIMITIVE_CNTL, 1);
695       OUT_RING(ring,
696                rasterizer->pc_primitive_cntl |
697                   A5XX_PC_PRIMITIVE_CNTL_STRIDE_IN_VPC(max_loc) |
698                   COND(emit->info->primitive_restart && emit->info->index_size,
699                        A5XX_PC_PRIMITIVE_CNTL_PRIMITIVE_RESTART));
700    }
701 
702    if (dirty & (FD_DIRTY_FRAMEBUFFER | FD_DIRTY_RASTERIZER | FD_DIRTY_PROG)) {
703       uint32_t posz_regid = ir3_find_output_regid(fp, FRAG_RESULT_DEPTH);
704       unsigned nr = pfb->nr_cbufs;
705 
706       if (emit->binning_pass)
707          nr = 0;
708       else if (ctx->rasterizer->rasterizer_discard)
709          nr = 0;
710 
711       OUT_PKT4(ring, REG_A5XX_RB_FS_OUTPUT_CNTL, 1);
712       OUT_RING(ring,
713                A5XX_RB_FS_OUTPUT_CNTL_MRT(nr) |
714                   COND(fp->writes_pos, A5XX_RB_FS_OUTPUT_CNTL_FRAG_WRITES_Z));
715 
716       OUT_PKT4(ring, REG_A5XX_SP_FS_OUTPUT_CNTL, 1);
717       OUT_RING(ring, A5XX_SP_FS_OUTPUT_CNTL_MRT(nr) |
718                         A5XX_SP_FS_OUTPUT_CNTL_DEPTH_REGID(posz_regid) |
719                         A5XX_SP_FS_OUTPUT_CNTL_SAMPLEMASK_REGID(regid(63, 0)));
720    }
721 
722    ir3_emit_vs_consts(vp, ring, ctx, emit->info, emit->indirect, emit->draw);
723    if (!emit->binning_pass)
724       ir3_emit_fs_consts(fp, ring, ctx);
725 
726    const struct ir3_stream_output_info *info = &vp->stream_output;
727    if (info->num_outputs) {
728       struct fd_streamout_stateobj *so = &ctx->streamout;
729 
730       for (unsigned i = 0; i < so->num_targets; i++) {
731          struct fd_stream_output_target *target =
732             fd_stream_output_target(so->targets[i]);
733 
734          if (!target)
735             continue;
736 
737          OUT_PKT4(ring, REG_A5XX_VPC_SO_BUFFER_BASE_LO(i), 3);
738          /* VPC_SO[i].BUFFER_BASE_LO: */
739          OUT_RELOC(ring, fd_resource(target->base.buffer)->bo, 0, 0, 0);
740          OUT_RING(ring, target->base.buffer_size + target->base.buffer_offset);
741 
742          struct fd_bo *offset_bo = fd_resource(target->offset_buf)->bo;
743 
744          if (so->reset & (1 << i)) {
745             assert(so->offsets[i] == 0);
746 
747             OUT_PKT7(ring, CP_MEM_WRITE, 3);
748             OUT_RELOC(ring, offset_bo, 0, 0, 0);
749             OUT_RING(ring, target->base.buffer_offset);
750 
751             OUT_PKT4(ring, REG_A5XX_VPC_SO_BUFFER_OFFSET(i), 1);
752             OUT_RING(ring, target->base.buffer_offset);
753          } else {
754             OUT_PKT7(ring, CP_MEM_TO_REG, 3);
755             OUT_RING(ring,
756                      CP_MEM_TO_REG_0_REG(REG_A5XX_VPC_SO_BUFFER_OFFSET(i)) |
757                         CP_MEM_TO_REG_0_SHIFT_BY_2 | CP_MEM_TO_REG_0_UNK31 |
758                         CP_MEM_TO_REG_0_CNT(0));
759             OUT_RELOC(ring, offset_bo, 0, 0, 0);
760          }
761 
762          // After a draw HW would write the new offset to offset_bo
763          OUT_PKT4(ring, REG_A5XX_VPC_SO_FLUSH_BASE_LO(i), 2);
764          OUT_RELOC(ring, offset_bo, 0, 0, 0);
765 
766          so->reset &= ~(1 << i);
767 
768          emit->streamout_mask |= (1 << i);
769       }
770    }
771 
772    if (!emit->streamout_mask && info->num_outputs) {
773       OUT_PKT7(ring, CP_CONTEXT_REG_BUNCH, 4);
774       OUT_RING(ring, REG_A5XX_VPC_SO_CNTL);
775       OUT_RING(ring, 0);
776       OUT_RING(ring, REG_A5XX_VPC_SO_BUF_CNTL);
777       OUT_RING(ring, 0);
778    } else if (emit->streamout_mask && !(dirty & FD_DIRTY_PROG)) {
779       /* reemit the program (if we haven't already) to re-enable streamout.  We
780        * really should switch to setting up program state at compile time so we
781        * can separate the SO state from the rest, and not recompute all the
782        * time.
783        */
784       fd5_program_emit(ctx, ring, emit);
785    }
786 
787    if (dirty & FD_DIRTY_BLEND) {
788       struct fd5_blend_stateobj *blend = fd5_blend_stateobj(ctx->blend);
789       uint32_t i;
790 
791       for (i = 0; i < A5XX_MAX_RENDER_TARGETS; i++) {
792          enum pipe_format format = pipe_surface_format(pfb->cbufs[i]);
793          bool is_int = util_format_is_pure_integer(format);
794          bool has_alpha = util_format_has_alpha(format);
795          uint32_t control = blend->rb_mrt[i].control;
796 
797          if (is_int) {
798             control &= A5XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK;
799             control |= A5XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY);
800          }
801 
802          if (!has_alpha) {
803             control &= ~A5XX_RB_MRT_CONTROL_BLEND2;
804          }
805 
806          OUT_PKT4(ring, REG_A5XX_RB_MRT_CONTROL(i), 1);
807          OUT_RING(ring, control);
808 
809          OUT_PKT4(ring, REG_A5XX_RB_MRT_BLEND_CONTROL(i), 1);
810          OUT_RING(ring, blend->rb_mrt[i].blend_control);
811       }
812 
813       OUT_PKT4(ring, REG_A5XX_SP_BLEND_CNTL, 1);
814       OUT_RING(ring, blend->sp_blend_cntl);
815    }
816 
817    if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_SAMPLE_MASK)) {
818       struct fd5_blend_stateobj *blend = fd5_blend_stateobj(ctx->blend);
819 
820       OUT_PKT4(ring, REG_A5XX_RB_BLEND_CNTL, 1);
821       OUT_RING(ring, blend->rb_blend_cntl |
822                         A5XX_RB_BLEND_CNTL_SAMPLE_MASK(ctx->sample_mask));
823    }
824 
825    if (dirty & FD_DIRTY_BLEND_COLOR) {
826       struct pipe_blend_color *bcolor = &ctx->blend_color;
827 
828       OUT_PKT4(ring, REG_A5XX_RB_BLEND_RED, 8);
829       OUT_RING(ring, A5XX_RB_BLEND_RED_FLOAT(bcolor->color[0]) |
830                         A5XX_RB_BLEND_RED_UINT(CLAMP(bcolor->color[0], 0.f, 1.f) * 0xff) |
831                         A5XX_RB_BLEND_RED_SINT(CLAMP(bcolor->color[0], -1.f, 1.f) * 0x7f));
832       OUT_RING(ring, A5XX_RB_BLEND_RED_F32(bcolor->color[0]));
833       OUT_RING(ring, A5XX_RB_BLEND_GREEN_FLOAT(bcolor->color[1]) |
834                         A5XX_RB_BLEND_GREEN_UINT(CLAMP(bcolor->color[1], 0.f, 1.f) * 0xff) |
835                         A5XX_RB_BLEND_GREEN_SINT(CLAMP(bcolor->color[1], -1.f, 1.f) * 0x7f));
836       OUT_RING(ring, A5XX_RB_BLEND_RED_F32(bcolor->color[1]));
837       OUT_RING(ring, A5XX_RB_BLEND_BLUE_FLOAT(bcolor->color[2]) |
838                         A5XX_RB_BLEND_BLUE_UINT(CLAMP(bcolor->color[2], 0.f, 1.f) * 0xff) |
839                         A5XX_RB_BLEND_BLUE_SINT(CLAMP(bcolor->color[2], -1.f, 1.f) * 0x7f));
840       OUT_RING(ring, A5XX_RB_BLEND_BLUE_F32(bcolor->color[2]));
841       OUT_RING(ring, A5XX_RB_BLEND_ALPHA_FLOAT(bcolor->color[3]) |
842                         A5XX_RB_BLEND_ALPHA_UINT(CLAMP(bcolor->color[3], 0.f, 1.f) * 0xff) |
843                         A5XX_RB_BLEND_ALPHA_SINT(CLAMP(bcolor->color[3], -1.f, 1.f) * 0x7f));
844       OUT_RING(ring, A5XX_RB_BLEND_ALPHA_F32(bcolor->color[3]));
845    }
846 
847    if (ctx->dirty_shader[PIPE_SHADER_VERTEX] & FD_DIRTY_SHADER_TEX) {
848       needs_border |=
849          emit_textures(ctx, ring, SB4_VS_TEX, &ctx->tex[PIPE_SHADER_VERTEX]);
850       OUT_PKT4(ring, REG_A5XX_TPL1_VS_TEX_COUNT, 1);
851       OUT_RING(ring, ctx->tex[PIPE_SHADER_VERTEX].num_textures);
852    }
853 
854    if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_TEX) {
855       needs_border |=
856          emit_textures(ctx, ring, SB4_FS_TEX, &ctx->tex[PIPE_SHADER_FRAGMENT]);
857    }
858 
859    OUT_PKT4(ring, REG_A5XX_TPL1_FS_TEX_COUNT, 1);
860    OUT_RING(ring, ctx->shaderimg[PIPE_SHADER_FRAGMENT].enabled_mask
861                      ? ~0
862                      : ctx->tex[PIPE_SHADER_FRAGMENT].num_textures);
863 
864    OUT_PKT4(ring, REG_A5XX_TPL1_CS_TEX_COUNT, 1);
865    OUT_RING(ring, 0);
866 
867    if (needs_border)
868       emit_border_color(ctx, ring);
869 
870    if (!emit->binning_pass) {
871       if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_SSBO)
872          emit_ssbos(ctx, ring, SB4_SSBO, &ctx->shaderbuf[PIPE_SHADER_FRAGMENT],
873                   fp);
874 
875       if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_IMAGE)
876          fd5_emit_images(ctx, ring, PIPE_SHADER_FRAGMENT, fp);
877    }
878 }
879 
880 void
fd5_emit_cs_state(struct fd_context * ctx,struct fd_ringbuffer * ring,struct ir3_shader_variant * cp)881 fd5_emit_cs_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
882                   struct ir3_shader_variant *cp)
883 {
884    enum fd_dirty_shader_state dirty = ctx->dirty_shader[PIPE_SHADER_COMPUTE];
885 
886    if (dirty & FD_DIRTY_SHADER_TEX) {
887       bool needs_border = false;
888       needs_border |=
889          emit_textures(ctx, ring, SB4_CS_TEX, &ctx->tex[PIPE_SHADER_COMPUTE]);
890 
891       if (needs_border)
892          emit_border_color(ctx, ring);
893 
894       OUT_PKT4(ring, REG_A5XX_TPL1_VS_TEX_COUNT, 1);
895       OUT_RING(ring, 0);
896 
897       OUT_PKT4(ring, REG_A5XX_TPL1_HS_TEX_COUNT, 1);
898       OUT_RING(ring, 0);
899 
900       OUT_PKT4(ring, REG_A5XX_TPL1_DS_TEX_COUNT, 1);
901       OUT_RING(ring, 0);
902 
903       OUT_PKT4(ring, REG_A5XX_TPL1_GS_TEX_COUNT, 1);
904       OUT_RING(ring, 0);
905 
906       OUT_PKT4(ring, REG_A5XX_TPL1_FS_TEX_COUNT, 1);
907       OUT_RING(ring, 0);
908    }
909 
910    OUT_PKT4(ring, REG_A5XX_TPL1_CS_TEX_COUNT, 1);
911    OUT_RING(ring, ctx->shaderimg[PIPE_SHADER_COMPUTE].enabled_mask
912                      ? ~0
913                      : ctx->tex[PIPE_SHADER_COMPUTE].num_textures);
914 
915    if (dirty & FD_DIRTY_SHADER_SSBO)
916       emit_ssbos(ctx, ring, SB4_CS_SSBO, &ctx->shaderbuf[PIPE_SHADER_COMPUTE],
917                  cp);
918 
919    if (dirty & FD_DIRTY_SHADER_IMAGE)
920       fd5_emit_images(ctx, ring, PIPE_SHADER_COMPUTE, cp);
921 }
922 
923 /* emit setup at begin of new cmdstream buffer (don't rely on previous
924  * state, there could have been a context switch between ioctls):
925  */
926 void
fd5_emit_restore(struct fd_batch * batch,struct fd_ringbuffer * ring)927 fd5_emit_restore(struct fd_batch *batch, struct fd_ringbuffer *ring)
928 {
929    struct fd_context *ctx = batch->ctx;
930 
931    fd5_set_render_mode(ctx, ring, BYPASS);
932    fd5_cache_flush(batch, ring);
933 
934    OUT_PKT4(ring, REG_A5XX_HLSQ_UPDATE_CNTL, 1);
935    OUT_RING(ring, 0xfffff);
936 
937    /*
938    t7              opcode: CP_PERFCOUNTER_ACTION (50) (4 dwords)
939    0000000500024048:               70d08003 00000000 001c5000 00000005
940    t7              opcode: CP_PERFCOUNTER_ACTION (50) (4 dwords)
941    0000000500024058:               70d08003 00000010 001c7000 00000005
942 
943    t7              opcode: CP_WAIT_FOR_IDLE (26) (1 dwords)
944    0000000500024068:               70268000
945    */
946 
947    OUT_PKT4(ring, REG_A5XX_PC_RESTART_INDEX, 1);
948    OUT_RING(ring, 0xffffffff);
949 
950    OUT_PKT4(ring, REG_A5XX_PC_RASTER_CNTL, 1);
951    OUT_RING(ring, 0x00000012);
952 
953    OUT_PKT4(ring, REG_A5XX_GRAS_SU_POINT_MINMAX, 2);
954    OUT_RING(ring, A5XX_GRAS_SU_POINT_MINMAX_MIN(1.0f) |
955                      A5XX_GRAS_SU_POINT_MINMAX_MAX(4092.0f));
956    OUT_RING(ring, A5XX_GRAS_SU_POINT_SIZE(0.5f));
957 
958    OUT_PKT4(ring, REG_A5XX_GRAS_SU_CONSERVATIVE_RAS_CNTL, 1);
959    OUT_RING(ring, 0x00000000); /* GRAS_SU_CONSERVATIVE_RAS_CNTL */
960 
961    OUT_PKT4(ring, REG_A5XX_GRAS_SC_SCREEN_SCISSOR_CNTL, 1);
962    OUT_RING(ring, 0x00000000); /* GRAS_SC_SCREEN_SCISSOR_CNTL */
963 
964    OUT_PKT4(ring, REG_A5XX_SP_VS_CONFIG_MAX_CONST, 1);
965    OUT_RING(ring, 0); /* SP_VS_CONFIG_MAX_CONST */
966 
967    OUT_PKT4(ring, REG_A5XX_SP_FS_CONFIG_MAX_CONST, 1);
968    OUT_RING(ring, 0); /* SP_FS_CONFIG_MAX_CONST */
969 
970    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E292, 2);
971    OUT_RING(ring, 0x00000000); /* UNKNOWN_E292 */
972    OUT_RING(ring, 0x00000000); /* UNKNOWN_E293 */
973 
974    OUT_PKT4(ring, REG_A5XX_RB_MODE_CNTL, 1);
975    OUT_RING(ring, 0x00000044); /* RB_MODE_CNTL */
976 
977    OUT_PKT4(ring, REG_A5XX_RB_DBG_ECO_CNTL, 1);
978    OUT_RING(ring, 0x00100000); /* RB_DBG_ECO_CNTL */
979 
980    OUT_PKT4(ring, REG_A5XX_VFD_MODE_CNTL, 1);
981    OUT_RING(ring, 0x00000000); /* VFD_MODE_CNTL */
982 
983    OUT_PKT4(ring, REG_A5XX_PC_MODE_CNTL, 1);
984    OUT_RING(ring, 0x0000001f); /* PC_MODE_CNTL */
985 
986    OUT_PKT4(ring, REG_A5XX_SP_MODE_CNTL, 1);
987    OUT_RING(ring, 0x0000001e); /* SP_MODE_CNTL */
988 
989    if (ctx->screen->gpu_id == 540) {
990       OUT_PKT4(ring, REG_A5XX_SP_DBG_ECO_CNTL, 1);
991       OUT_RING(ring, 0x800); /* SP_DBG_ECO_CNTL */
992 
993       OUT_PKT4(ring, REG_A5XX_HLSQ_DBG_ECO_CNTL, 1);
994       OUT_RING(ring, 0x0);
995 
996       OUT_PKT4(ring, REG_A5XX_VPC_DBG_ECO_CNTL, 1);
997       OUT_RING(ring, 0x800400);
998    } else {
999       OUT_PKT4(ring, REG_A5XX_SP_DBG_ECO_CNTL, 1);
1000       OUT_RING(ring, 0x40000800); /* SP_DBG_ECO_CNTL */
1001    }
1002 
1003    OUT_PKT4(ring, REG_A5XX_TPL1_MODE_CNTL, 1);
1004    OUT_RING(ring, 0x00000544); /* TPL1_MODE_CNTL */
1005 
1006    OUT_PKT4(ring, REG_A5XX_HLSQ_TIMEOUT_THRESHOLD_0, 2);
1007    OUT_RING(ring, 0x00000080); /* HLSQ_TIMEOUT_THRESHOLD_0 */
1008    OUT_RING(ring, 0x00000000); /* HLSQ_TIMEOUT_THRESHOLD_1 */
1009 
1010    OUT_PKT4(ring, REG_A5XX_VPC_DBG_ECO_CNTL, 1);
1011    OUT_RING(ring, 0x00000400); /* VPC_DBG_ECO_CNTL */
1012 
1013    OUT_PKT4(ring, REG_A5XX_HLSQ_MODE_CNTL, 1);
1014    OUT_RING(ring, 0x00000001); /* HLSQ_MODE_CNTL */
1015 
1016    OUT_PKT4(ring, REG_A5XX_VPC_MODE_CNTL, 1);
1017    OUT_RING(ring, 0x00000000); /* VPC_MODE_CNTL */
1018 
1019    /* we don't use this yet.. probably best to disable.. */
1020    OUT_PKT7(ring, CP_SET_DRAW_STATE, 3);
1021    OUT_RING(ring, CP_SET_DRAW_STATE__0_COUNT(0) |
1022                      CP_SET_DRAW_STATE__0_DISABLE_ALL_GROUPS |
1023                      CP_SET_DRAW_STATE__0_GROUP_ID(0));
1024    OUT_RING(ring, CP_SET_DRAW_STATE__1_ADDR_LO(0));
1025    OUT_RING(ring, CP_SET_DRAW_STATE__2_ADDR_HI(0));
1026 
1027    OUT_PKT4(ring, REG_A5XX_GRAS_SU_CONSERVATIVE_RAS_CNTL, 1);
1028    OUT_RING(ring, 0x00000000); /* GRAS_SU_CONSERVATIVE_RAS_CNTL */
1029 
1030    OUT_PKT4(ring, REG_A5XX_GRAS_SC_BIN_CNTL, 1);
1031    OUT_RING(ring, 0x00000000); /* GRAS_SC_BIN_CNTL */
1032 
1033    OUT_PKT4(ring, REG_A5XX_GRAS_SC_BIN_CNTL, 1);
1034    OUT_RING(ring, 0x00000000); /* GRAS_SC_BIN_CNTL */
1035 
1036    OUT_PKT4(ring, REG_A5XX_VPC_FS_PRIMITIVEID_CNTL, 1);
1037    OUT_RING(ring, 0x000000ff); /* VPC_FS_PRIMITIVEID_CNTL */
1038 
1039    OUT_PKT4(ring, REG_A5XX_VPC_SO_OVERRIDE, 1);
1040    OUT_RING(ring, A5XX_VPC_SO_OVERRIDE_SO_DISABLE);
1041 
1042    OUT_PKT4(ring, REG_A5XX_VPC_SO_BUFFER_BASE_LO(0), 3);
1043    OUT_RING(ring, 0x00000000); /* VPC_SO_BUFFER_BASE_LO_0 */
1044    OUT_RING(ring, 0x00000000); /* VPC_SO_BUFFER_BASE_HI_0 */
1045    OUT_RING(ring, 0x00000000); /* VPC_SO_BUFFER_SIZE_0 */
1046 
1047    OUT_PKT4(ring, REG_A5XX_VPC_SO_FLUSH_BASE_LO(0), 2);
1048    OUT_RING(ring, 0x00000000); /* VPC_SO_FLUSH_BASE_LO_0 */
1049    OUT_RING(ring, 0x00000000); /* VPC_SO_FLUSH_BASE_HI_0 */
1050 
1051    OUT_PKT4(ring, REG_A5XX_PC_GS_PARAM, 1);
1052    OUT_RING(ring, 0x00000000); /* PC_GS_PARAM */
1053 
1054    OUT_PKT4(ring, REG_A5XX_PC_HS_PARAM, 1);
1055    OUT_RING(ring, 0x00000000); /* PC_HS_PARAM */
1056 
1057    OUT_PKT4(ring, REG_A5XX_TPL1_TP_FS_ROTATION_CNTL, 1);
1058    OUT_RING(ring, 0x00000000); /* TPL1_TP_FS_ROTATION_CNTL */
1059 
1060    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E004, 1);
1061    OUT_RING(ring, 0x00000000); /* UNKNOWN_E004 */
1062 
1063    OUT_PKT4(ring, REG_A5XX_GRAS_SU_LAYERED, 1);
1064    OUT_RING(ring, 0x00000000); /* GRAS_SU_LAYERED */
1065 
1066    OUT_PKT4(ring, REG_A5XX_VPC_SO_BUF_CNTL, 1);
1067    OUT_RING(ring, 0x00000000); /* VPC_SO_BUF_CNTL */
1068 
1069    OUT_PKT4(ring, REG_A5XX_VPC_SO_BUFFER_OFFSET(0), 1);
1070    OUT_RING(ring, 0x00000000); /* UNKNOWN_E2AB */
1071 
1072    OUT_PKT4(ring, REG_A5XX_PC_GS_LAYERED, 1);
1073    OUT_RING(ring, 0x00000000); /* PC_GS_LAYERED */
1074 
1075    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E5AB, 1);
1076    OUT_RING(ring, 0x00000000); /* UNKNOWN_E5AB */
1077 
1078    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E5C2, 1);
1079    OUT_RING(ring, 0x00000000); /* UNKNOWN_E5C2 */
1080 
1081    OUT_PKT4(ring, REG_A5XX_VPC_SO_BUFFER_BASE_LO(1), 3);
1082    OUT_RING(ring, 0x00000000);
1083    OUT_RING(ring, 0x00000000);
1084    OUT_RING(ring, 0x00000000);
1085 
1086    OUT_PKT4(ring, REG_A5XX_VPC_SO_BUFFER_OFFSET(1), 6);
1087    OUT_RING(ring, 0x00000000);
1088    OUT_RING(ring, 0x00000000);
1089    OUT_RING(ring, 0x00000000);
1090    OUT_RING(ring, 0x00000000);
1091    OUT_RING(ring, 0x00000000);
1092    OUT_RING(ring, 0x00000000);
1093 
1094    OUT_PKT4(ring, REG_A5XX_VPC_SO_BUFFER_OFFSET(2), 6);
1095    OUT_RING(ring, 0x00000000);
1096    OUT_RING(ring, 0x00000000);
1097    OUT_RING(ring, 0x00000000);
1098    OUT_RING(ring, 0x00000000);
1099    OUT_RING(ring, 0x00000000);
1100    OUT_RING(ring, 0x00000000);
1101 
1102    OUT_PKT4(ring, REG_A5XX_VPC_SO_BUFFER_OFFSET(3), 3);
1103    OUT_RING(ring, 0x00000000);
1104    OUT_RING(ring, 0x00000000);
1105    OUT_RING(ring, 0x00000000);
1106 
1107    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E5DB, 1);
1108    OUT_RING(ring, 0x00000000);
1109 
1110    OUT_PKT4(ring, REG_A5XX_SP_HS_CTRL_REG0, 1);
1111    OUT_RING(ring, 0x00000000);
1112 
1113    OUT_PKT4(ring, REG_A5XX_SP_GS_CTRL_REG0, 1);
1114    OUT_RING(ring, 0x00000000);
1115 
1116    OUT_PKT4(ring, REG_A5XX_TPL1_VS_TEX_COUNT, 4);
1117    OUT_RING(ring, 0x00000000);
1118    OUT_RING(ring, 0x00000000);
1119    OUT_RING(ring, 0x00000000);
1120    OUT_RING(ring, 0x00000000);
1121 
1122    OUT_PKT4(ring, REG_A5XX_TPL1_FS_TEX_COUNT, 2);
1123    OUT_RING(ring, 0x00000000);
1124    OUT_RING(ring, 0x00000000);
1125 
1126    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E7C0, 3);
1127    OUT_RING(ring, 0x00000000);
1128    OUT_RING(ring, 0x00000000);
1129    OUT_RING(ring, 0x00000000);
1130 
1131    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E7C5, 3);
1132    OUT_RING(ring, 0x00000000);
1133    OUT_RING(ring, 0x00000000);
1134    OUT_RING(ring, 0x00000000);
1135 
1136    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E7CA, 3);
1137    OUT_RING(ring, 0x00000000);
1138    OUT_RING(ring, 0x00000000);
1139    OUT_RING(ring, 0x00000000);
1140 
1141    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E7CF, 3);
1142    OUT_RING(ring, 0x00000000);
1143    OUT_RING(ring, 0x00000000);
1144    OUT_RING(ring, 0x00000000);
1145 
1146    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E7D4, 3);
1147    OUT_RING(ring, 0x00000000);
1148    OUT_RING(ring, 0x00000000);
1149    OUT_RING(ring, 0x00000000);
1150 
1151    OUT_PKT4(ring, REG_A5XX_UNKNOWN_E7D9, 3);
1152    OUT_RING(ring, 0x00000000);
1153    OUT_RING(ring, 0x00000000);
1154    OUT_RING(ring, 0x00000000);
1155 
1156    OUT_PKT4(ring, REG_A5XX_RB_CLEAR_CNTL, 1);
1157    OUT_RING(ring, 0x00000000);
1158 }
1159 
1160 static void
fd5_mem_to_mem(struct fd_ringbuffer * ring,struct pipe_resource * dst,unsigned dst_off,struct pipe_resource * src,unsigned src_off,unsigned sizedwords)1161 fd5_mem_to_mem(struct fd_ringbuffer *ring, struct pipe_resource *dst,
1162                unsigned dst_off, struct pipe_resource *src, unsigned src_off,
1163                unsigned sizedwords)
1164 {
1165    struct fd_bo *src_bo = fd_resource(src)->bo;
1166    struct fd_bo *dst_bo = fd_resource(dst)->bo;
1167    unsigned i;
1168 
1169    for (i = 0; i < sizedwords; i++) {
1170       OUT_PKT7(ring, CP_MEM_TO_MEM, 5);
1171       OUT_RING(ring, 0x00000000);
1172       OUT_RELOC(ring, dst_bo, dst_off, 0, 0);
1173       OUT_RELOC(ring, src_bo, src_off, 0, 0);
1174 
1175       dst_off += 4;
1176       src_off += 4;
1177    }
1178 }
1179 
1180 void
fd5_emit_init_screen(struct pipe_screen * pscreen)1181 fd5_emit_init_screen(struct pipe_screen *pscreen)
1182 {
1183    struct fd_screen *screen = fd_screen(pscreen);
1184    screen->emit_ib = fd5_emit_ib;
1185    screen->mem_to_mem = fd5_mem_to_mem;
1186 }
1187 
1188 void
fd5_emit_init(struct pipe_context * pctx)1189 fd5_emit_init(struct pipe_context *pctx)
1190 {
1191 }
1192