1/*
2 * Copyright (C) 2013 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 "fd3_blend.h"
38#include "fd3_context.h"
39#include "fd3_emit.h"
40#include "fd3_format.h"
41#include "fd3_program.h"
42#include "fd3_rasterizer.h"
43#include "fd3_texture.h"
44#include "fd3_zsa.h"
45
46#define emit_const_user fd3_emit_const_user
47#define emit_const_bo   fd3_emit_const_bo
48#include "ir3_const.h"
49
50static const enum adreno_state_block sb[] = {
51   [MESA_SHADER_VERTEX] = SB_VERT_SHADER,
52   [MESA_SHADER_FRAGMENT] = SB_FRAG_SHADER,
53};
54
55/* regid:          base const register
56 * prsc or dwords: buffer containing constant values
57 * sizedwords:     size of const value buffer
58 */
59static void
60fd3_emit_const_user(struct fd_ringbuffer *ring,
61                    const struct ir3_shader_variant *v, uint32_t regid,
62                    uint32_t sizedwords, const uint32_t *dwords)
63{
64   emit_const_asserts(ring, v, regid, sizedwords);
65
66   OUT_PKT3(ring, CP_LOAD_STATE, 2 + sizedwords);
67   OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(regid / 2) |
68                     CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
69                     CP_LOAD_STATE_0_STATE_BLOCK(sb[v->type]) |
70                     CP_LOAD_STATE_0_NUM_UNIT(sizedwords / 2));
71   OUT_RING(ring, CP_LOAD_STATE_1_EXT_SRC_ADDR(0) |
72                     CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS));
73   for (int i = 0; i < sizedwords; i++)
74      OUT_RING(ring, dwords[i]);
75}
76
77static void
78fd3_emit_const_bo(struct fd_ringbuffer *ring,
79                  const struct ir3_shader_variant *v, uint32_t regid,
80                  uint32_t offset, uint32_t sizedwords, struct fd_bo *bo)
81{
82   uint32_t dst_off = regid / 2;
83   /* The blob driver aligns all const uploads dst_off to 64.  We've been
84    * successfully aligning to 8 vec4s as const_upload_unit so far with no
85    * ill effects.
86    */
87   assert(dst_off % 16 == 0);
88   uint32_t num_unit = sizedwords / 2;
89   assert(num_unit % 2 == 0);
90
91   emit_const_asserts(ring, v, regid, sizedwords);
92
93   OUT_PKT3(ring, CP_LOAD_STATE, 2);
94   OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(dst_off) |
95                     CP_LOAD_STATE_0_STATE_SRC(SS_INDIRECT) |
96                     CP_LOAD_STATE_0_STATE_BLOCK(sb[v->type]) |
97                     CP_LOAD_STATE_0_NUM_UNIT(num_unit));
98   OUT_RELOC(ring, bo, offset, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS), 0);
99}
100
101static void
102fd3_emit_const_ptrs(struct fd_ringbuffer *ring, gl_shader_stage type,
103                    uint32_t regid, uint32_t num, struct fd_bo **bos,
104                    uint32_t *offsets)
105{
106   uint32_t anum = align(num, 4);
107   uint32_t i;
108
109   assert((regid % 4) == 0);
110
111   OUT_PKT3(ring, CP_LOAD_STATE, 2 + anum);
112   OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(regid / 2) |
113                     CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
114                     CP_LOAD_STATE_0_STATE_BLOCK(sb[type]) |
115                     CP_LOAD_STATE_0_NUM_UNIT(anum / 2));
116   OUT_RING(ring, CP_LOAD_STATE_1_EXT_SRC_ADDR(0) |
117                     CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS));
118
119   for (i = 0; i < num; i++) {
120      if (bos[i]) {
121         OUT_RELOC(ring, bos[i], offsets[i], 0, 0);
122      } else {
123         OUT_RING(ring, 0xbad00000 | (i << 16));
124      }
125   }
126
127   for (; i < anum; i++)
128      OUT_RING(ring, 0xffffffff);
129}
130
131static bool
132is_stateobj(struct fd_ringbuffer *ring)
133{
134   return false;
135}
136
137static void
138emit_const_ptrs(struct fd_ringbuffer *ring, const struct ir3_shader_variant *v,
139                uint32_t dst_offset, uint32_t num, struct fd_bo **bos,
140                uint32_t *offsets)
141{
142   /* TODO inline this */
143   assert(dst_offset + num <= v->constlen * 4);
144   fd3_emit_const_ptrs(ring, v->type, dst_offset, num, bos, offsets);
145}
146
147#define VERT_TEX_OFF 0
148#define FRAG_TEX_OFF 16
149#define BASETABLE_SZ A3XX_MAX_MIP_LEVELS
150
151static void
152emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
153              enum adreno_state_block sb, struct fd_texture_stateobj *tex)
154{
155   static const unsigned tex_off[] = {
156      [SB_VERT_TEX] = VERT_TEX_OFF,
157      [SB_FRAG_TEX] = FRAG_TEX_OFF,
158   };
159   static const enum adreno_state_block mipaddr[] = {
160      [SB_VERT_TEX] = SB_VERT_MIPADDR,
161      [SB_FRAG_TEX] = SB_FRAG_MIPADDR,
162   };
163   static const uint32_t bcolor_reg[] = {
164      [SB_VERT_TEX] = REG_A3XX_TPL1_TP_VS_BORDER_COLOR_BASE_ADDR,
165      [SB_FRAG_TEX] = REG_A3XX_TPL1_TP_FS_BORDER_COLOR_BASE_ADDR,
166   };
167   struct fd3_context *fd3_ctx = fd3_context(ctx);
168   bool needs_border = false;
169   unsigned i, j;
170
171   if (tex->num_samplers > 0) {
172      /* output sampler state: */
173      OUT_PKT3(ring, CP_LOAD_STATE, 2 + (2 * tex->num_samplers));
174      OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(tex_off[sb]) |
175                        CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
176                        CP_LOAD_STATE_0_STATE_BLOCK(sb) |
177                        CP_LOAD_STATE_0_NUM_UNIT(tex->num_samplers));
178      OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER) |
179                        CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
180      for (i = 0; i < tex->num_samplers; i++) {
181         static const struct fd3_sampler_stateobj dummy_sampler = {};
182         const struct fd3_sampler_stateobj *sampler =
183            tex->samplers[i] ? fd3_sampler_stateobj(tex->samplers[i])
184                             : &dummy_sampler;
185
186         OUT_RING(ring, sampler->texsamp0);
187         OUT_RING(ring, sampler->texsamp1);
188
189         needs_border |= sampler->needs_border;
190      }
191   }
192
193   if (tex->num_textures > 0) {
194      /* emit texture state: */
195      OUT_PKT3(ring, CP_LOAD_STATE, 2 + (4 * tex->num_textures));
196      OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(tex_off[sb]) |
197                        CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
198                        CP_LOAD_STATE_0_STATE_BLOCK(sb) |
199                        CP_LOAD_STATE_0_NUM_UNIT(tex->num_textures));
200      OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
201                        CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
202      for (i = 0; i < tex->num_textures; i++) {
203         static const struct fd3_pipe_sampler_view dummy_view = {};
204         const struct fd3_pipe_sampler_view *view =
205            tex->textures[i] ? fd3_pipe_sampler_view(tex->textures[i])
206                             : &dummy_view;
207         OUT_RING(ring, view->texconst0);
208         OUT_RING(ring, view->texconst1);
209         OUT_RING(ring,
210                  view->texconst2 | A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
211         OUT_RING(ring, view->texconst3);
212      }
213
214      /* emit mipaddrs: */
215      OUT_PKT3(ring, CP_LOAD_STATE, 2 + (BASETABLE_SZ * tex->num_textures));
216      OUT_RING(ring,
217               CP_LOAD_STATE_0_DST_OFF(BASETABLE_SZ * tex_off[sb]) |
218                  CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
219                  CP_LOAD_STATE_0_STATE_BLOCK(mipaddr[sb]) |
220                  CP_LOAD_STATE_0_NUM_UNIT(BASETABLE_SZ * tex->num_textures));
221      OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
222                        CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
223      for (i = 0; i < tex->num_textures; i++) {
224         static const struct fd3_pipe_sampler_view dummy_view = {
225            .base.target = PIPE_TEXTURE_1D, /* anything !PIPE_BUFFER */
226            .base.u.tex.first_level = 1,
227         };
228         const struct fd3_pipe_sampler_view *view =
229            tex->textures[i] ? fd3_pipe_sampler_view(tex->textures[i])
230                             : &dummy_view;
231         struct fd_resource *rsc = fd_resource(view->base.texture);
232         if (rsc && rsc->b.b.target == PIPE_BUFFER) {
233            OUT_RELOC(ring, rsc->bo, view->base.u.buf.offset, 0, 0);
234            j = 1;
235         } else {
236            unsigned start = fd_sampler_first_level(&view->base);
237            unsigned end = fd_sampler_last_level(&view->base);
238
239            for (j = 0; j < (end - start + 1); j++) {
240               struct fdl_slice *slice = fd_resource_slice(rsc, j + start);
241               OUT_RELOC(ring, rsc->bo, slice->offset, 0, 0);
242            }
243         }
244
245         /* pad the remaining entries w/ null: */
246         for (; j < BASETABLE_SZ; j++) {
247            OUT_RING(ring, 0x00000000);
248         }
249      }
250   }
251
252   if (needs_border) {
253      unsigned off;
254      void *ptr;
255
256      u_upload_alloc(fd3_ctx->border_color_uploader, 0,
257                     BORDER_COLOR_UPLOAD_SIZE, BORDER_COLOR_UPLOAD_SIZE, &off,
258                     &fd3_ctx->border_color_buf, &ptr);
259
260      fd_setup_border_colors(tex, ptr, tex_off[sb]);
261
262      OUT_PKT0(ring, bcolor_reg[sb], 1);
263      OUT_RELOC(ring, fd_resource(fd3_ctx->border_color_buf)->bo, off, 0, 0);
264
265      u_upload_unmap(fd3_ctx->border_color_uploader);
266   }
267}
268
269/* emit texture state for mem->gmem restore operation.. eventually it would
270 * be good to get rid of this and use normal CSO/etc state for more of these
271 * special cases, but for now the compiler is not sufficient..
272 *
273 * Also, for using normal state, not quite sure how to handle the special
274 * case format (fd3_gmem_restore_format()) stuff for restoring depth/stencil.
275 */
276void
277fd3_emit_gmem_restore_tex(struct fd_ringbuffer *ring,
278                          struct pipe_surface **psurf, int bufs)
279{
280   int i, j;
281
282   /* output sampler state: */
283   OUT_PKT3(ring, CP_LOAD_STATE, 2 + 2 * bufs);
284   OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(FRAG_TEX_OFF) |
285                     CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
286                     CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_TEX) |
287                     CP_LOAD_STATE_0_NUM_UNIT(bufs));
288   OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER) |
289                     CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
290   for (i = 0; i < bufs; i++) {
291      OUT_RING(ring, A3XX_TEX_SAMP_0_XY_MAG(A3XX_TEX_NEAREST) |
292                        A3XX_TEX_SAMP_0_XY_MIN(A3XX_TEX_NEAREST) |
293                        A3XX_TEX_SAMP_0_WRAP_S(A3XX_TEX_CLAMP_TO_EDGE) |
294                        A3XX_TEX_SAMP_0_WRAP_T(A3XX_TEX_CLAMP_TO_EDGE) |
295                        A3XX_TEX_SAMP_0_WRAP_R(A3XX_TEX_REPEAT));
296      OUT_RING(ring, 0x00000000);
297   }
298
299   /* emit texture state: */
300   OUT_PKT3(ring, CP_LOAD_STATE, 2 + 4 * bufs);
301   OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(FRAG_TEX_OFF) |
302                     CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
303                     CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_TEX) |
304                     CP_LOAD_STATE_0_NUM_UNIT(bufs));
305   OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
306                     CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
307   for (i = 0; i < bufs; i++) {
308      if (!psurf[i]) {
309         OUT_RING(ring, A3XX_TEX_CONST_0_TYPE(A3XX_TEX_2D) |
310                           A3XX_TEX_CONST_0_SWIZ_X(A3XX_TEX_ONE) |
311                           A3XX_TEX_CONST_0_SWIZ_Y(A3XX_TEX_ONE) |
312                           A3XX_TEX_CONST_0_SWIZ_Z(A3XX_TEX_ONE) |
313                           A3XX_TEX_CONST_0_SWIZ_W(A3XX_TEX_ONE));
314         OUT_RING(ring, 0x00000000);
315         OUT_RING(ring, A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
316         OUT_RING(ring, 0x00000000);
317         continue;
318      }
319
320      struct fd_resource *rsc = fd_resource(psurf[i]->texture);
321      enum pipe_format format = fd_gmem_restore_format(psurf[i]->format);
322      /* The restore blit_zs shader expects stencil in sampler 0, and depth
323       * in sampler 1
324       */
325      if (rsc->stencil && i == 0) {
326         rsc = rsc->stencil;
327         format = fd_gmem_restore_format(rsc->b.b.format);
328      }
329
330      /* note: PIPE_BUFFER disallowed for surfaces */
331      unsigned lvl = psurf[i]->u.tex.level;
332
333      assert(psurf[i]->u.tex.first_layer == psurf[i]->u.tex.last_layer);
334
335      OUT_RING(ring, A3XX_TEX_CONST_0_TILE_MODE(rsc->layout.tile_mode) |
336                        A3XX_TEX_CONST_0_FMT(fd3_pipe2tex(format)) |
337                        A3XX_TEX_CONST_0_TYPE(A3XX_TEX_2D) |
338                        fd3_tex_swiz(format, PIPE_SWIZZLE_X, PIPE_SWIZZLE_Y,
339                                     PIPE_SWIZZLE_Z, PIPE_SWIZZLE_W));
340      OUT_RING(ring, A3XX_TEX_CONST_1_WIDTH(psurf[i]->width) |
341                        A3XX_TEX_CONST_1_HEIGHT(psurf[i]->height));
342      OUT_RING(ring, A3XX_TEX_CONST_2_PITCH(fd_resource_pitch(rsc, lvl)) |
343                        A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
344      OUT_RING(ring, 0x00000000);
345   }
346
347   /* emit mipaddrs: */
348   OUT_PKT3(ring, CP_LOAD_STATE, 2 + BASETABLE_SZ * bufs);
349   OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(BASETABLE_SZ * FRAG_TEX_OFF) |
350                     CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
351                     CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_MIPADDR) |
352                     CP_LOAD_STATE_0_NUM_UNIT(BASETABLE_SZ * bufs));
353   OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
354                     CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
355   for (i = 0; i < bufs; i++) {
356      if (psurf[i]) {
357         struct fd_resource *rsc = fd_resource(psurf[i]->texture);
358         /* Matches above logic for blit_zs shader */
359         if (rsc->stencil && i == 0)
360            rsc = rsc->stencil;
361         unsigned lvl = psurf[i]->u.tex.level;
362         uint32_t offset =
363            fd_resource_offset(rsc, lvl, psurf[i]->u.tex.first_layer);
364         OUT_RELOC(ring, rsc->bo, offset, 0, 0);
365      } else {
366         OUT_RING(ring, 0x00000000);
367      }
368
369      /* pad the remaining entries w/ null: */
370      for (j = 1; j < BASETABLE_SZ; j++) {
371         OUT_RING(ring, 0x00000000);
372      }
373   }
374}
375
376void
377fd3_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd3_emit *emit)
378{
379   int32_t i, j, last = -1;
380   uint32_t total_in = 0;
381   const struct fd_vertex_state *vtx = emit->vtx;
382   const struct ir3_shader_variant *vp = fd3_emit_get_vp(emit);
383   unsigned vertex_regid = regid(63, 0);
384   unsigned instance_regid = regid(63, 0);
385   unsigned vtxcnt_regid = regid(63, 0);
386
387   /* Note that sysvals come *after* normal inputs: */
388   for (i = 0; i < vp->inputs_count; i++) {
389      if (!vp->inputs[i].compmask)
390         continue;
391      if (vp->inputs[i].sysval) {
392         switch (vp->inputs[i].slot) {
393         case SYSTEM_VALUE_VERTEX_ID_ZERO_BASE:
394            vertex_regid = vp->inputs[i].regid;
395            break;
396         case SYSTEM_VALUE_INSTANCE_ID:
397            instance_regid = vp->inputs[i].regid;
398            break;
399         case SYSTEM_VALUE_VERTEX_CNT:
400            vtxcnt_regid = vp->inputs[i].regid;
401            break;
402         default:
403            unreachable("invalid system value");
404            break;
405         }
406      } else if (i < vtx->vtx->num_elements) {
407         last = i;
408      }
409   }
410
411   for (i = 0, j = 0; i <= last; i++) {
412      assert(!vp->inputs[i].sysval);
413      if (vp->inputs[i].compmask) {
414         struct pipe_vertex_element *elem = &vtx->vtx->pipe[i];
415         const struct pipe_vertex_buffer *vb =
416            &vtx->vertexbuf.vb[elem->vertex_buffer_index];
417         struct fd_resource *rsc = fd_resource(vb->buffer.resource);
418         enum pipe_format pfmt = elem->src_format;
419         enum a3xx_vtx_fmt fmt = fd3_pipe2vtx(pfmt);
420         bool switchnext = (i != last) || (vertex_regid != regid(63, 0)) ||
421                           (instance_regid != regid(63, 0)) ||
422                           (vtxcnt_regid != regid(63, 0));
423         bool isint = util_format_is_pure_integer(pfmt);
424         uint32_t off = vb->buffer_offset + elem->src_offset;
425         uint32_t fs = util_format_get_blocksize(pfmt);
426
427         assert(fmt != VFMT_NONE);
428
429         OUT_PKT0(ring, REG_A3XX_VFD_FETCH(j), 2);
430         OUT_RING(ring, A3XX_VFD_FETCH_INSTR_0_FETCHSIZE(fs - 1) |
431                           A3XX_VFD_FETCH_INSTR_0_BUFSTRIDE(vb->stride) |
432                           COND(switchnext, A3XX_VFD_FETCH_INSTR_0_SWITCHNEXT) |
433                           A3XX_VFD_FETCH_INSTR_0_INDEXCODE(j) |
434                           COND(elem->instance_divisor,
435                                A3XX_VFD_FETCH_INSTR_0_INSTANCED) |
436                           A3XX_VFD_FETCH_INSTR_0_STEPRATE(
437                              MAX2(1, elem->instance_divisor)));
438         OUT_RELOC(ring, rsc->bo, off, 0, 0);
439
440         OUT_PKT0(ring, REG_A3XX_VFD_DECODE_INSTR(j), 1);
441         OUT_RING(ring,
442                  A3XX_VFD_DECODE_INSTR_CONSTFILL |
443                     A3XX_VFD_DECODE_INSTR_WRITEMASK(vp->inputs[i].compmask) |
444                     A3XX_VFD_DECODE_INSTR_FORMAT(fmt) |
445                     A3XX_VFD_DECODE_INSTR_SWAP(fd3_pipe2swap(pfmt)) |
446                     A3XX_VFD_DECODE_INSTR_REGID(vp->inputs[i].regid) |
447                     A3XX_VFD_DECODE_INSTR_SHIFTCNT(fs) |
448                     A3XX_VFD_DECODE_INSTR_LASTCOMPVALID |
449                     COND(isint, A3XX_VFD_DECODE_INSTR_INT) |
450                     COND(switchnext, A3XX_VFD_DECODE_INSTR_SWITCHNEXT));
451
452         total_in += util_bitcount(vp->inputs[i].compmask);
453         j++;
454      }
455   }
456
457   /* hw doesn't like to be configured for zero vbo's, it seems: */
458   if (last < 0) {
459      /* just recycle the shader bo, we just need to point to *something*
460       * valid:
461       */
462      struct fd_bo *dummy_vbo = vp->bo;
463      bool switchnext = (vertex_regid != regid(63, 0)) ||
464                        (instance_regid != regid(63, 0)) ||
465                        (vtxcnt_regid != regid(63, 0));
466
467      OUT_PKT0(ring, REG_A3XX_VFD_FETCH(0), 2);
468      OUT_RING(ring, A3XX_VFD_FETCH_INSTR_0_FETCHSIZE(0) |
469                        A3XX_VFD_FETCH_INSTR_0_BUFSTRIDE(0) |
470                        COND(switchnext, A3XX_VFD_FETCH_INSTR_0_SWITCHNEXT) |
471                        A3XX_VFD_FETCH_INSTR_0_INDEXCODE(0) |
472                        A3XX_VFD_FETCH_INSTR_0_STEPRATE(1));
473      OUT_RELOC(ring, dummy_vbo, 0, 0, 0);
474
475      OUT_PKT0(ring, REG_A3XX_VFD_DECODE_INSTR(0), 1);
476      OUT_RING(ring, A3XX_VFD_DECODE_INSTR_CONSTFILL |
477                        A3XX_VFD_DECODE_INSTR_WRITEMASK(0x1) |
478                        A3XX_VFD_DECODE_INSTR_FORMAT(VFMT_8_UNORM) |
479                        A3XX_VFD_DECODE_INSTR_SWAP(XYZW) |
480                        A3XX_VFD_DECODE_INSTR_REGID(regid(0, 0)) |
481                        A3XX_VFD_DECODE_INSTR_SHIFTCNT(1) |
482                        A3XX_VFD_DECODE_INSTR_LASTCOMPVALID |
483                        COND(switchnext, A3XX_VFD_DECODE_INSTR_SWITCHNEXT));
484
485      total_in = 1;
486      j = 1;
487   }
488
489   OUT_PKT0(ring, REG_A3XX_VFD_CONTROL_0, 2);
490   OUT_RING(ring, A3XX_VFD_CONTROL_0_TOTALATTRTOVS(total_in) |
491                     A3XX_VFD_CONTROL_0_PACKETSIZE(2) |
492                     A3XX_VFD_CONTROL_0_STRMDECINSTRCNT(j) |
493                     A3XX_VFD_CONTROL_0_STRMFETCHINSTRCNT(j));
494   OUT_RING(ring, A3XX_VFD_CONTROL_1_MAXSTORAGE(1) | // XXX
495                     A3XX_VFD_CONTROL_1_REGID4VTX(vertex_regid) |
496                     A3XX_VFD_CONTROL_1_REGID4INST(instance_regid));
497
498   OUT_PKT0(ring, REG_A3XX_VFD_VS_THREADING_THRESHOLD, 1);
499   OUT_RING(ring,
500            A3XX_VFD_VS_THREADING_THRESHOLD_REGID_THRESHOLD(15) |
501               A3XX_VFD_VS_THREADING_THRESHOLD_REGID_VTXCNT(vtxcnt_regid));
502}
503
504void
505fd3_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
506               struct fd3_emit *emit)
507{
508   const struct ir3_shader_variant *vp = fd3_emit_get_vp(emit);
509   const struct ir3_shader_variant *fp = fd3_emit_get_fp(emit);
510   const enum fd_dirty_3d_state dirty = emit->dirty;
511
512   emit_marker(ring, 5);
513
514   if (dirty & FD_DIRTY_SAMPLE_MASK) {
515      OUT_PKT0(ring, REG_A3XX_RB_MSAA_CONTROL, 1);
516      OUT_RING(ring, A3XX_RB_MSAA_CONTROL_DISABLE |
517                        A3XX_RB_MSAA_CONTROL_SAMPLES(MSAA_ONE) |
518                        A3XX_RB_MSAA_CONTROL_SAMPLE_MASK(ctx->sample_mask));
519   }
520
521   if ((dirty & (FD_DIRTY_ZSA | FD_DIRTY_RASTERIZER | FD_DIRTY_PROG |
522                 FD_DIRTY_BLEND_DUAL)) &&
523       !emit->binning_pass) {
524      uint32_t val = fd3_zsa_stateobj(ctx->zsa)->rb_render_control |
525                     fd3_blend_stateobj(ctx->blend)->rb_render_control;
526
527      val |= COND(fp->frag_face, A3XX_RB_RENDER_CONTROL_FACENESS);
528      val |= COND(fp->fragcoord_compmask != 0,
529                  A3XX_RB_RENDER_CONTROL_COORD_MASK(fp->fragcoord_compmask));
530      val |= COND(ctx->rasterizer->rasterizer_discard,
531                  A3XX_RB_RENDER_CONTROL_DISABLE_COLOR_PIPE);
532
533      /* I suppose if we needed to (which I don't *think* we need
534       * to), we could emit this for binning pass too.  But we
535       * would need to keep a different patch-list for binning
536       * vs render pass.
537       */
538
539      OUT_PKT0(ring, REG_A3XX_RB_RENDER_CONTROL, 1);
540      OUT_RINGP(ring, val, &ctx->batch->rbrc_patches);
541   }
542
543   if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_STENCIL_REF)) {
544      struct fd3_zsa_stateobj *zsa = fd3_zsa_stateobj(ctx->zsa);
545      struct pipe_stencil_ref *sr = &ctx->stencil_ref;
546
547      OUT_PKT0(ring, REG_A3XX_RB_ALPHA_REF, 1);
548      OUT_RING(ring, zsa->rb_alpha_ref);
549
550      OUT_PKT0(ring, REG_A3XX_RB_STENCIL_CONTROL, 1);
551      OUT_RING(ring, zsa->rb_stencil_control);
552
553      OUT_PKT0(ring, REG_A3XX_RB_STENCILREFMASK, 2);
554      OUT_RING(ring, zsa->rb_stencilrefmask |
555                        A3XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[0]));
556      OUT_RING(ring, zsa->rb_stencilrefmask_bf |
557                        A3XX_RB_STENCILREFMASK_BF_STENCILREF(sr->ref_value[1]));
558   }
559
560   if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_RASTERIZER | FD_DIRTY_PROG)) {
561      uint32_t val = fd3_zsa_stateobj(ctx->zsa)->rb_depth_control;
562      if (fp->writes_pos) {
563         val |= A3XX_RB_DEPTH_CONTROL_FRAG_WRITES_Z;
564         val |= A3XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE;
565      }
566      if (fp->no_earlyz || fp->has_kill) {
567         val |= A3XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE;
568      }
569      if (!ctx->rasterizer->depth_clip_near) {
570         val |= A3XX_RB_DEPTH_CONTROL_Z_CLAMP_ENABLE;
571      }
572      OUT_PKT0(ring, REG_A3XX_RB_DEPTH_CONTROL, 1);
573      OUT_RING(ring, val);
574   }
575
576   if (dirty & FD_DIRTY_RASTERIZER) {
577      struct fd3_rasterizer_stateobj *rasterizer =
578         fd3_rasterizer_stateobj(ctx->rasterizer);
579
580      OUT_PKT0(ring, REG_A3XX_GRAS_SU_MODE_CONTROL, 1);
581      OUT_RING(ring, rasterizer->gras_su_mode_control);
582
583      OUT_PKT0(ring, REG_A3XX_GRAS_SU_POINT_MINMAX, 2);
584      OUT_RING(ring, rasterizer->gras_su_point_minmax);
585      OUT_RING(ring, rasterizer->gras_su_point_size);
586
587      OUT_PKT0(ring, REG_A3XX_GRAS_SU_POLY_OFFSET_SCALE, 2);
588      OUT_RING(ring, rasterizer->gras_su_poly_offset_scale);
589      OUT_RING(ring, rasterizer->gras_su_poly_offset_offset);
590   }
591
592   if (dirty & (FD_DIRTY_RASTERIZER | FD_DIRTY_PROG)) {
593      uint32_t val =
594         fd3_rasterizer_stateobj(ctx->rasterizer)->gras_cl_clip_cntl;
595      uint8_t planes = ctx->rasterizer->clip_plane_enable;
596      val |= CONDREG(
597         ir3_find_sysval_regid(fp, SYSTEM_VALUE_BARYCENTRIC_PERSP_PIXEL),
598         A3XX_GRAS_CL_CLIP_CNTL_IJ_PERSP_CENTER);
599      val |= CONDREG(
600         ir3_find_sysval_regid(fp, SYSTEM_VALUE_BARYCENTRIC_LINEAR_PIXEL),
601         A3XX_GRAS_CL_CLIP_CNTL_IJ_NON_PERSP_CENTER);
602      val |= CONDREG(
603         ir3_find_sysval_regid(fp, SYSTEM_VALUE_BARYCENTRIC_PERSP_CENTROID),
604         A3XX_GRAS_CL_CLIP_CNTL_IJ_PERSP_CENTROID);
605      val |= CONDREG(
606         ir3_find_sysval_regid(fp, SYSTEM_VALUE_BARYCENTRIC_LINEAR_CENTROID),
607         A3XX_GRAS_CL_CLIP_CNTL_IJ_NON_PERSP_CENTROID);
608      /* docs say enable at least one of IJ_PERSP_CENTER/CENTROID when fragcoord
609       * is used */
610      val |= CONDREG(ir3_find_sysval_regid(fp, SYSTEM_VALUE_FRAG_COORD),
611                     A3XX_GRAS_CL_CLIP_CNTL_IJ_PERSP_CENTER);
612      val |= COND(fp->writes_pos, A3XX_GRAS_CL_CLIP_CNTL_ZCLIP_DISABLE);
613      val |=
614         COND(fp->fragcoord_compmask != 0,
615              A3XX_GRAS_CL_CLIP_CNTL_ZCOORD | A3XX_GRAS_CL_CLIP_CNTL_WCOORD);
616      if (!emit->key.key.ucp_enables)
617         val |= A3XX_GRAS_CL_CLIP_CNTL_NUM_USER_CLIP_PLANES(
618            MIN2(util_bitcount(planes), 6));
619      OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
620      OUT_RING(ring, val);
621   }
622
623   if (dirty & (FD_DIRTY_RASTERIZER | FD_DIRTY_PROG | FD_DIRTY_UCP)) {
624      uint32_t planes = ctx->rasterizer->clip_plane_enable;
625      int count = 0;
626
627      if (emit->key.key.ucp_enables)
628         planes = 0;
629
630      while (planes && count < 6) {
631         int i = ffs(planes) - 1;
632
633         planes &= ~(1U << i);
634         fd_wfi(ctx->batch, ring);
635         OUT_PKT0(ring, REG_A3XX_GRAS_CL_USER_PLANE(count++), 4);
636         OUT_RING(ring, fui(ctx->ucp.ucp[i][0]));
637         OUT_RING(ring, fui(ctx->ucp.ucp[i][1]));
638         OUT_RING(ring, fui(ctx->ucp.ucp[i][2]));
639         OUT_RING(ring, fui(ctx->ucp.ucp[i][3]));
640      }
641   }
642
643   /* NOTE: since primitive_restart is not actually part of any
644    * state object, we need to make sure that we always emit
645    * PRIM_VTX_CNTL.. either that or be more clever and detect
646    * when it changes.
647    */
648   if (emit->info) {
649      const struct pipe_draw_info *info = emit->info;
650      uint32_t val = fd3_rasterizer_stateobj(ctx->rasterizer)->pc_prim_vtx_cntl;
651
652      if (!emit->binning_pass) {
653         uint32_t stride_in_vpc = align(fp->total_in, 4) / 4;
654         if (stride_in_vpc > 0)
655            stride_in_vpc = MAX2(stride_in_vpc, 2);
656         val |= A3XX_PC_PRIM_VTX_CNTL_STRIDE_IN_VPC(stride_in_vpc);
657      }
658
659      if (info->index_size && info->primitive_restart) {
660         val |= A3XX_PC_PRIM_VTX_CNTL_PRIMITIVE_RESTART;
661      }
662
663      val |= COND(vp->writes_psize, A3XX_PC_PRIM_VTX_CNTL_PSIZE);
664
665      OUT_PKT0(ring, REG_A3XX_PC_PRIM_VTX_CNTL, 1);
666      OUT_RING(ring, val);
667   }
668
669   if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER | FD_DIRTY_VIEWPORT)) {
670      struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
671      int minx = scissor->minx;
672      int miny = scissor->miny;
673      int maxx = scissor->maxx;
674      int maxy = scissor->maxy;
675
676      /* Unfortunately there is no separate depth clip disable, only an all
677       * or nothing deal. So when we disable clipping, we must handle the
678       * viewport clip via scissors.
679       */
680      if (!ctx->rasterizer->depth_clip_near) {
681         struct pipe_viewport_state *vp = &ctx->viewport;
682         minx = MAX2(minx, (int)floorf(vp->translate[0] - fabsf(vp->scale[0])));
683         miny = MAX2(miny, (int)floorf(vp->translate[1] - fabsf(vp->scale[1])));
684         maxx = MIN2(maxx, (int)ceilf(vp->translate[0] + fabsf(vp->scale[0])));
685         maxy = MIN2(maxy, (int)ceilf(vp->translate[1] + fabsf(vp->scale[1])));
686      }
687
688      OUT_PKT0(ring, REG_A3XX_GRAS_SC_WINDOW_SCISSOR_TL, 2);
689      OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_TL_X(minx) |
690                        A3XX_GRAS_SC_WINDOW_SCISSOR_TL_Y(miny));
691      OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_BR_X(maxx - 1) |
692                        A3XX_GRAS_SC_WINDOW_SCISSOR_BR_Y(maxy - 1));
693
694      ctx->batch->max_scissor.minx = MIN2(ctx->batch->max_scissor.minx, minx);
695      ctx->batch->max_scissor.miny = MIN2(ctx->batch->max_scissor.miny, miny);
696      ctx->batch->max_scissor.maxx = MAX2(ctx->batch->max_scissor.maxx, maxx);
697      ctx->batch->max_scissor.maxy = MAX2(ctx->batch->max_scissor.maxy, maxy);
698   }
699
700   if (dirty & FD_DIRTY_VIEWPORT) {
701      fd_wfi(ctx->batch, ring);
702      OUT_PKT0(ring, REG_A3XX_GRAS_CL_VPORT_XOFFSET, 6);
703      OUT_RING(ring,
704               A3XX_GRAS_CL_VPORT_XOFFSET(ctx->viewport.translate[0] - 0.5f));
705      OUT_RING(ring, A3XX_GRAS_CL_VPORT_XSCALE(ctx->viewport.scale[0]));
706      OUT_RING(ring,
707               A3XX_GRAS_CL_VPORT_YOFFSET(ctx->viewport.translate[1] - 0.5f));
708      OUT_RING(ring, A3XX_GRAS_CL_VPORT_YSCALE(ctx->viewport.scale[1]));
709      OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZOFFSET(ctx->viewport.translate[2]));
710      OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZSCALE(ctx->viewport.scale[2]));
711   }
712
713   if (dirty &
714       (FD_DIRTY_VIEWPORT | FD_DIRTY_RASTERIZER | FD_DIRTY_FRAMEBUFFER)) {
715      float zmin, zmax;
716      int depth = 24;
717      if (ctx->batch->framebuffer.zsbuf) {
718         depth = util_format_get_component_bits(
719            pipe_surface_format(ctx->batch->framebuffer.zsbuf),
720            UTIL_FORMAT_COLORSPACE_ZS, 0);
721      }
722      util_viewport_zmin_zmax(&ctx->viewport, ctx->rasterizer->clip_halfz,
723                              &zmin, &zmax);
724
725      OUT_PKT0(ring, REG_A3XX_RB_Z_CLAMP_MIN, 2);
726      if (depth == 32) {
727         OUT_RING(ring, (uint32_t)(zmin * 0xffffffff));
728         OUT_RING(ring, (uint32_t)(zmax * 0xffffffff));
729      } else if (depth == 16) {
730         OUT_RING(ring, (uint32_t)(zmin * 0xffff));
731         OUT_RING(ring, (uint32_t)(zmax * 0xffff));
732      } else {
733         OUT_RING(ring, (uint32_t)(zmin * 0xffffff));
734         OUT_RING(ring, (uint32_t)(zmax * 0xffffff));
735      }
736   }
737
738   if (dirty & (FD_DIRTY_PROG | FD_DIRTY_FRAMEBUFFER | FD_DIRTY_BLEND_DUAL)) {
739      struct pipe_framebuffer_state *pfb = &ctx->batch->framebuffer;
740      int nr_cbufs = pfb->nr_cbufs;
741      if (fd3_blend_stateobj(ctx->blend)->rb_render_control &
742          A3XX_RB_RENDER_CONTROL_DUAL_COLOR_IN_ENABLE)
743         nr_cbufs++;
744      fd3_program_emit(ring, emit, nr_cbufs, pfb->cbufs);
745   }
746
747   /* TODO we should not need this or fd_wfi() before emit_constants():
748    */
749   OUT_PKT3(ring, CP_EVENT_WRITE, 1);
750   OUT_RING(ring, HLSQ_FLUSH);
751
752   if (!emit->skip_consts) {
753      ir3_emit_vs_consts(vp, ring, ctx, emit->info, emit->indirect, emit->draw);
754      if (!emit->binning_pass)
755         ir3_emit_fs_consts(fp, ring, ctx);
756   }
757
758   if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
759      struct fd3_blend_stateobj *blend = fd3_blend_stateobj(ctx->blend);
760      uint32_t i;
761
762      for (i = 0; i < ARRAY_SIZE(blend->rb_mrt); i++) {
763         enum pipe_format format =
764            pipe_surface_format(ctx->batch->framebuffer.cbufs[i]);
765         const struct util_format_description *desc =
766            util_format_description(format);
767         bool is_float = util_format_is_float(format);
768         bool is_int = util_format_is_pure_integer(format);
769         bool has_alpha = util_format_has_alpha(format);
770         uint32_t control = blend->rb_mrt[i].control;
771
772         if (is_int) {
773            control &= (A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK |
774                        A3XX_RB_MRT_CONTROL_DITHER_MODE__MASK);
775            control |= A3XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY);
776         }
777
778         if (format == PIPE_FORMAT_NONE)
779            control &= ~A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK;
780
781         if (!has_alpha) {
782            control &= ~A3XX_RB_MRT_CONTROL_BLEND2;
783         }
784
785         if (format && util_format_get_component_bits(
786                          format, UTIL_FORMAT_COLORSPACE_RGB, 0) < 8) {
787            const struct pipe_rt_blend_state *rt;
788            if (ctx->blend->independent_blend_enable)
789               rt = &ctx->blend->rt[i];
790            else
791               rt = &ctx->blend->rt[0];
792
793            if (!util_format_colormask_full(desc, rt->colormask))
794               control |= A3XX_RB_MRT_CONTROL_READ_DEST_ENABLE;
795         }
796
797         OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(i), 1);
798         OUT_RING(ring, control);
799
800         OUT_PKT0(ring, REG_A3XX_RB_MRT_BLEND_CONTROL(i), 1);
801         OUT_RING(ring,
802                  blend->rb_mrt[i].blend_control |
803                     COND(!is_float, A3XX_RB_MRT_BLEND_CONTROL_CLAMP_ENABLE));
804      }
805   }
806
807   if (dirty & FD_DIRTY_BLEND_COLOR) {
808      struct pipe_blend_color *bcolor = &ctx->blend_color;
809      OUT_PKT0(ring, REG_A3XX_RB_BLEND_RED, 4);
810      OUT_RING(ring, A3XX_RB_BLEND_RED_UINT(CLAMP(bcolor->color[0], 0.f, 1.f) * 0xff) |
811                        A3XX_RB_BLEND_RED_FLOAT(bcolor->color[0]));
812      OUT_RING(ring, A3XX_RB_BLEND_GREEN_UINT(CLAMP(bcolor->color[1], 0.f, 1.f) * 0xff) |
813                        A3XX_RB_BLEND_GREEN_FLOAT(bcolor->color[1]));
814      OUT_RING(ring, A3XX_RB_BLEND_BLUE_UINT(CLAMP(bcolor->color[2], 0.f, 1.f) * 0xff) |
815                        A3XX_RB_BLEND_BLUE_FLOAT(bcolor->color[2]));
816      OUT_RING(ring, A3XX_RB_BLEND_ALPHA_UINT(CLAMP(bcolor->color[3], 0.f, 1.f) * 0xff) |
817                        A3XX_RB_BLEND_ALPHA_FLOAT(bcolor->color[3]));
818   }
819
820   if (dirty & FD_DIRTY_TEX)
821      fd_wfi(ctx->batch, ring);
822
823   if (ctx->dirty_shader[PIPE_SHADER_VERTEX] & FD_DIRTY_SHADER_TEX)
824      emit_textures(ctx, ring, SB_VERT_TEX, &ctx->tex[PIPE_SHADER_VERTEX]);
825
826   if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_TEX)
827      emit_textures(ctx, ring, SB_FRAG_TEX, &ctx->tex[PIPE_SHADER_FRAGMENT]);
828}
829
830/* emit setup at begin of new cmdstream buffer (don't rely on previous
831 * state, there could have been a context switch between ioctls):
832 */
833void
834fd3_emit_restore(struct fd_batch *batch, struct fd_ringbuffer *ring)
835{
836   struct fd_context *ctx = batch->ctx;
837   struct fd3_context *fd3_ctx = fd3_context(ctx);
838   int i;
839
840   if (ctx->screen->gpu_id == 320) {
841      OUT_PKT3(ring, CP_REG_RMW, 3);
842      OUT_RING(ring, REG_A3XX_RBBM_CLOCK_CTL);
843      OUT_RING(ring, 0xfffcffff);
844      OUT_RING(ring, 0x00000000);
845   }
846
847   fd_wfi(batch, ring);
848   OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
849   OUT_RING(ring, 0x00007fff);
850
851   OUT_PKT0(ring, REG_A3XX_SP_VS_PVT_MEM_PARAM_REG, 3);
852   OUT_RING(ring, 0x08000001);                    /* SP_VS_PVT_MEM_CTRL_REG */
853   OUT_RELOC(ring, fd3_ctx->vs_pvt_mem, 0, 0, 0); /* SP_VS_PVT_MEM_ADDR_REG */
854   OUT_RING(ring, 0x00000000);                    /* SP_VS_PVT_MEM_SIZE_REG */
855
856   OUT_PKT0(ring, REG_A3XX_SP_FS_PVT_MEM_PARAM_REG, 3);
857   OUT_RING(ring, 0x08000001);                    /* SP_FS_PVT_MEM_CTRL_REG */
858   OUT_RELOC(ring, fd3_ctx->fs_pvt_mem, 0, 0, 0); /* SP_FS_PVT_MEM_ADDR_REG */
859   OUT_RING(ring, 0x00000000);                    /* SP_FS_PVT_MEM_SIZE_REG */
860
861   OUT_PKT0(ring, REG_A3XX_PC_VERTEX_REUSE_BLOCK_CNTL, 1);
862   OUT_RING(ring, 0x0000000b); /* PC_VERTEX_REUSE_BLOCK_CNTL */
863
864   OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
865   OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
866                     A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
867                     A3XX_GRAS_SC_CONTROL_RASTER_MODE(0));
868
869   OUT_PKT0(ring, REG_A3XX_RB_MSAA_CONTROL, 2);
870   OUT_RING(ring, A3XX_RB_MSAA_CONTROL_DISABLE |
871                     A3XX_RB_MSAA_CONTROL_SAMPLES(MSAA_ONE) |
872                     A3XX_RB_MSAA_CONTROL_SAMPLE_MASK(0xffff));
873   OUT_RING(ring, 0x00000000); /* RB_ALPHA_REF */
874
875   OUT_PKT0(ring, REG_A3XX_GRAS_CL_GB_CLIP_ADJ, 1);
876   OUT_RING(ring, A3XX_GRAS_CL_GB_CLIP_ADJ_HORZ(0) |
877                     A3XX_GRAS_CL_GB_CLIP_ADJ_VERT(0));
878
879   OUT_PKT0(ring, REG_A3XX_GRAS_TSE_DEBUG_ECO, 1);
880   OUT_RING(ring, 0x00000001); /* GRAS_TSE_DEBUG_ECO */
881
882   OUT_PKT0(ring, REG_A3XX_TPL1_TP_VS_TEX_OFFSET, 1);
883   OUT_RING(ring, A3XX_TPL1_TP_VS_TEX_OFFSET_SAMPLEROFFSET(VERT_TEX_OFF) |
884                     A3XX_TPL1_TP_VS_TEX_OFFSET_MEMOBJOFFSET(VERT_TEX_OFF) |
885                     A3XX_TPL1_TP_VS_TEX_OFFSET_BASETABLEPTR(BASETABLE_SZ *
886                                                             VERT_TEX_OFF));
887
888   OUT_PKT0(ring, REG_A3XX_TPL1_TP_FS_TEX_OFFSET, 1);
889   OUT_RING(ring, A3XX_TPL1_TP_FS_TEX_OFFSET_SAMPLEROFFSET(FRAG_TEX_OFF) |
890                     A3XX_TPL1_TP_FS_TEX_OFFSET_MEMOBJOFFSET(FRAG_TEX_OFF) |
891                     A3XX_TPL1_TP_FS_TEX_OFFSET_BASETABLEPTR(BASETABLE_SZ *
892                                                             FRAG_TEX_OFF));
893
894   OUT_PKT0(ring, REG_A3XX_VPC_VARY_CYLWRAP_ENABLE_0, 2);
895   OUT_RING(ring, 0x00000000); /* VPC_VARY_CYLWRAP_ENABLE_0 */
896   OUT_RING(ring, 0x00000000); /* VPC_VARY_CYLWRAP_ENABLE_1 */
897
898   OUT_PKT0(ring, REG_A3XX_UNKNOWN_0E43, 1);
899   OUT_RING(ring, 0x00000001); /* UNKNOWN_0E43 */
900
901   OUT_PKT0(ring, REG_A3XX_UNKNOWN_0F03, 1);
902   OUT_RING(ring, 0x00000001); /* UNKNOWN_0F03 */
903
904   OUT_PKT0(ring, REG_A3XX_UNKNOWN_0EE0, 1);
905   OUT_RING(ring, 0x00000003); /* UNKNOWN_0EE0 */
906
907   OUT_PKT0(ring, REG_A3XX_UNKNOWN_0C3D, 1);
908   OUT_RING(ring, 0x00000001); /* UNKNOWN_0C3D */
909
910   OUT_PKT0(ring, REG_A3XX_HLSQ_PERFCOUNTER0_SELECT, 1);
911   OUT_RING(ring, 0x00000000); /* HLSQ_PERFCOUNTER0_SELECT */
912
913   OUT_PKT0(ring, REG_A3XX_HLSQ_CONST_VSPRESV_RANGE_REG, 2);
914   OUT_RING(ring, A3XX_HLSQ_CONST_VSPRESV_RANGE_REG_STARTENTRY(0) |
915                     A3XX_HLSQ_CONST_VSPRESV_RANGE_REG_ENDENTRY(0));
916   OUT_RING(ring, A3XX_HLSQ_CONST_FSPRESV_RANGE_REG_STARTENTRY(0) |
917                     A3XX_HLSQ_CONST_FSPRESV_RANGE_REG_ENDENTRY(0));
918
919   fd3_emit_cache_flush(batch, ring);
920
921   OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
922   OUT_RING(ring, 0x00000000); /* GRAS_CL_CLIP_CNTL */
923
924   OUT_PKT0(ring, REG_A3XX_GRAS_SU_POINT_MINMAX, 2);
925   OUT_RING(ring, 0xffc00010); /* GRAS_SU_POINT_MINMAX */
926   OUT_RING(ring, 0x00000008); /* GRAS_SU_POINT_SIZE */
927
928   OUT_PKT0(ring, REG_A3XX_PC_RESTART_INDEX, 1);
929   OUT_RING(ring, 0xffffffff); /* PC_RESTART_INDEX */
930
931   OUT_PKT0(ring, REG_A3XX_RB_WINDOW_OFFSET, 1);
932   OUT_RING(ring, A3XX_RB_WINDOW_OFFSET_X(0) | A3XX_RB_WINDOW_OFFSET_Y(0));
933
934   OUT_PKT0(ring, REG_A3XX_RB_BLEND_RED, 4);
935   OUT_RING(ring, A3XX_RB_BLEND_RED_UINT(0) | A3XX_RB_BLEND_RED_FLOAT(0.0f));
936   OUT_RING(ring, A3XX_RB_BLEND_GREEN_UINT(0) | A3XX_RB_BLEND_GREEN_FLOAT(0.0f));
937   OUT_RING(ring, A3XX_RB_BLEND_BLUE_UINT(0) | A3XX_RB_BLEND_BLUE_FLOAT(0.0f));
938   OUT_RING(ring,
939            A3XX_RB_BLEND_ALPHA_UINT(0xff) | A3XX_RB_BLEND_ALPHA_FLOAT(1.0f));
940
941   for (i = 0; i < 6; i++) {
942      OUT_PKT0(ring, REG_A3XX_GRAS_CL_USER_PLANE(i), 4);
943      OUT_RING(ring, 0x00000000); /* GRAS_CL_USER_PLANE[i].X */
944      OUT_RING(ring, 0x00000000); /* GRAS_CL_USER_PLANE[i].Y */
945      OUT_RING(ring, 0x00000000); /* GRAS_CL_USER_PLANE[i].Z */
946      OUT_RING(ring, 0x00000000); /* GRAS_CL_USER_PLANE[i].W */
947   }
948
949   OUT_PKT0(ring, REG_A3XX_PC_VSTREAM_CONTROL, 1);
950   OUT_RING(ring, 0x00000000);
951
952   fd_event_write(batch, ring, CACHE_FLUSH);
953
954   if (is_a3xx_p0(ctx->screen)) {
955      OUT_PKT3(ring, CP_DRAW_INDX, 3);
956      OUT_RING(ring, 0x00000000);
957      OUT_RING(ring, DRAW(1, DI_SRC_SEL_AUTO_INDEX, INDEX_SIZE_IGN,
958                          IGNORE_VISIBILITY, 0));
959      OUT_RING(ring, 0); /* NumIndices */
960   }
961
962   OUT_PKT3(ring, CP_NOP, 4);
963   OUT_RING(ring, 0x00000000);
964   OUT_RING(ring, 0x00000000);
965   OUT_RING(ring, 0x00000000);
966   OUT_RING(ring, 0x00000000);
967
968   fd_wfi(batch, ring);
969
970   fd_hw_query_enable(batch, ring);
971}
972
973void
974fd3_emit_init_screen(struct pipe_screen *pscreen)
975{
976   struct fd_screen *screen = fd_screen(pscreen);
977   screen->emit_ib = fd3_emit_ib;
978}
979
980void
981fd3_emit_init(struct pipe_context *pctx)
982{
983}
984