xref: /aosp_15_r20/external/mesa3d/src/gallium/drivers/freedreno/a3xx/fd3_emit.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /*
2  * Copyright © 2013 Rob Clark <[email protected]>
3  * SPDX-License-Identifier: MIT
4  *
5  * Authors:
6  *    Rob Clark <[email protected]>
7  */
8 
9 #include "pipe/p_state.h"
10 #include "util/format/u_format.h"
11 #include "util/u_helpers.h"
12 #include "util/u_memory.h"
13 #include "util/u_string.h"
14 #include "util/u_viewport.h"
15 
16 #include "freedreno_query_hw.h"
17 #include "freedreno_resource.h"
18 
19 #include "fd3_blend.h"
20 #include "fd3_context.h"
21 #include "fd3_emit.h"
22 #include "fd3_format.h"
23 #include "fd3_program.h"
24 #include "fd3_rasterizer.h"
25 #include "fd3_texture.h"
26 #include "fd3_zsa.h"
27 
28 #define emit_const_user fd3_emit_const_user
29 #define emit_const_bo   fd3_emit_const_bo
30 #include "ir3_const.h"
31 
32 static const enum adreno_state_block sb[] = {
33    [MESA_SHADER_VERTEX] = SB_VERT_SHADER,
34    [MESA_SHADER_FRAGMENT] = SB_FRAG_SHADER,
35 };
36 
37 /* regid:          base const register
38  * prsc or dwords: buffer containing constant values
39  * sizedwords:     size of const value buffer
40  */
41 static void
fd3_emit_const_user(struct fd_ringbuffer * ring,const struct ir3_shader_variant * v,uint32_t regid,uint32_t sizedwords,const uint32_t * dwords)42 fd3_emit_const_user(struct fd_ringbuffer *ring,
43                     const struct ir3_shader_variant *v, uint32_t regid,
44                     uint32_t sizedwords, const uint32_t *dwords)
45 {
46    emit_const_asserts(ring, v, regid, sizedwords);
47 
48    OUT_PKT3(ring, CP_LOAD_STATE, 2 + sizedwords);
49    OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(regid / 2) |
50                      CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
51                      CP_LOAD_STATE_0_STATE_BLOCK(sb[v->type]) |
52                      CP_LOAD_STATE_0_NUM_UNIT(sizedwords / 2));
53    OUT_RING(ring, CP_LOAD_STATE_1_EXT_SRC_ADDR(0) |
54                      CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS));
55    for (int i = 0; i < sizedwords; i++)
56       OUT_RING(ring, dwords[i]);
57 }
58 
59 static void
fd3_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)60 fd3_emit_const_bo(struct fd_ringbuffer *ring,
61                   const struct ir3_shader_variant *v, uint32_t regid,
62                   uint32_t offset, uint32_t sizedwords, struct fd_bo *bo)
63 {
64    uint32_t dst_off = regid / 2;
65    /* The blob driver aligns all const uploads dst_off to 64.  We've been
66     * successfully aligning to 8 vec4s as const_upload_unit so far with no
67     * ill effects.
68     */
69    assert(dst_off % 16 == 0);
70    uint32_t num_unit = sizedwords / 2;
71    assert(num_unit % 2 == 0);
72 
73    emit_const_asserts(ring, v, regid, sizedwords);
74 
75    OUT_PKT3(ring, CP_LOAD_STATE, 2);
76    OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(dst_off) |
77                      CP_LOAD_STATE_0_STATE_SRC(SS_INDIRECT) |
78                      CP_LOAD_STATE_0_STATE_BLOCK(sb[v->type]) |
79                      CP_LOAD_STATE_0_NUM_UNIT(num_unit));
80    OUT_RELOC(ring, bo, offset, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS), 0);
81 }
82 
83 static void
fd3_emit_const_ptrs(struct fd_ringbuffer * ring,gl_shader_stage type,uint32_t regid,uint32_t num,struct fd_bo ** bos,uint32_t * offsets)84 fd3_emit_const_ptrs(struct fd_ringbuffer *ring, gl_shader_stage type,
85                     uint32_t regid, uint32_t num, struct fd_bo **bos,
86                     uint32_t *offsets)
87 {
88    uint32_t anum = align(num, 4);
89    uint32_t i;
90 
91    assert((regid % 4) == 0);
92 
93    OUT_PKT3(ring, CP_LOAD_STATE, 2 + anum);
94    OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(regid / 2) |
95                      CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
96                      CP_LOAD_STATE_0_STATE_BLOCK(sb[type]) |
97                      CP_LOAD_STATE_0_NUM_UNIT(anum / 2));
98    OUT_RING(ring, CP_LOAD_STATE_1_EXT_SRC_ADDR(0) |
99                      CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS));
100 
101    for (i = 0; i < num; i++) {
102       if (bos[i]) {
103          OUT_RELOC(ring, bos[i], offsets[i], 0, 0);
104       } else {
105          OUT_RING(ring, 0xbad00000 | (i << 16));
106       }
107    }
108 
109    for (; i < anum; i++)
110       OUT_RING(ring, 0xffffffff);
111 }
112 
113 static bool
is_stateobj(struct fd_ringbuffer * ring)114 is_stateobj(struct fd_ringbuffer *ring)
115 {
116    return false;
117 }
118 
119 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)120 emit_const_ptrs(struct fd_ringbuffer *ring, const struct ir3_shader_variant *v,
121                 uint32_t dst_offset, uint32_t num, struct fd_bo **bos,
122                 uint32_t *offsets)
123 {
124    /* TODO inline this */
125    assert(dst_offset + num <= v->constlen * 4);
126    fd3_emit_const_ptrs(ring, v->type, dst_offset, num, bos, offsets);
127 }
128 
129 #define VERT_TEX_OFF 0
130 #define FRAG_TEX_OFF 16
131 #define BASETABLE_SZ A3XX_MAX_MIP_LEVELS
132 
133 static void
emit_textures(struct fd_context * ctx,struct fd_ringbuffer * ring,enum adreno_state_block sb,struct fd_texture_stateobj * tex)134 emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
135               enum adreno_state_block sb, struct fd_texture_stateobj *tex)
136 {
137    static const unsigned tex_off[] = {
138       [SB_VERT_TEX] = VERT_TEX_OFF,
139       [SB_FRAG_TEX] = FRAG_TEX_OFF,
140    };
141    static const enum adreno_state_block mipaddr[] = {
142       [SB_VERT_TEX] = SB_VERT_MIPADDR,
143       [SB_FRAG_TEX] = SB_FRAG_MIPADDR,
144    };
145    static const uint32_t bcolor_reg[] = {
146       [SB_VERT_TEX] = REG_A3XX_TPL1_TP_VS_BORDER_COLOR_BASE_ADDR,
147       [SB_FRAG_TEX] = REG_A3XX_TPL1_TP_FS_BORDER_COLOR_BASE_ADDR,
148    };
149    struct fd3_context *fd3_ctx = fd3_context(ctx);
150    bool needs_border = false;
151    unsigned i, j;
152 
153    if (tex->num_samplers > 0) {
154       /* output sampler state: */
155       OUT_PKT3(ring, CP_LOAD_STATE, 2 + (2 * tex->num_samplers));
156       OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(tex_off[sb]) |
157                         CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
158                         CP_LOAD_STATE_0_STATE_BLOCK(sb) |
159                         CP_LOAD_STATE_0_NUM_UNIT(tex->num_samplers));
160       OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER) |
161                         CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
162       for (i = 0; i < tex->num_samplers; i++) {
163          static const struct fd3_sampler_stateobj dummy_sampler = {};
164          const struct fd3_sampler_stateobj *sampler =
165             tex->samplers[i] ? fd3_sampler_stateobj(tex->samplers[i])
166                              : &dummy_sampler;
167 
168          OUT_RING(ring, sampler->texsamp0);
169          OUT_RING(ring, sampler->texsamp1);
170 
171          needs_border |= sampler->needs_border;
172       }
173    }
174 
175    if (tex->num_textures > 0) {
176       /* emit texture state: */
177       OUT_PKT3(ring, CP_LOAD_STATE, 2 + (4 * tex->num_textures));
178       OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(tex_off[sb]) |
179                         CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
180                         CP_LOAD_STATE_0_STATE_BLOCK(sb) |
181                         CP_LOAD_STATE_0_NUM_UNIT(tex->num_textures));
182       OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
183                         CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
184       for (i = 0; i < tex->num_textures; i++) {
185          static const struct fd3_pipe_sampler_view dummy_view = {};
186          const struct fd3_pipe_sampler_view *view =
187             tex->textures[i] ? fd3_pipe_sampler_view(tex->textures[i])
188                              : &dummy_view;
189          OUT_RING(ring, view->texconst0);
190          OUT_RING(ring, view->texconst1);
191          OUT_RING(ring,
192                   view->texconst2 | A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
193          OUT_RING(ring, view->texconst3);
194       }
195 
196       /* emit mipaddrs: */
197       OUT_PKT3(ring, CP_LOAD_STATE, 2 + (BASETABLE_SZ * tex->num_textures));
198       OUT_RING(ring,
199                CP_LOAD_STATE_0_DST_OFF(BASETABLE_SZ * tex_off[sb]) |
200                   CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
201                   CP_LOAD_STATE_0_STATE_BLOCK(mipaddr[sb]) |
202                   CP_LOAD_STATE_0_NUM_UNIT(BASETABLE_SZ * tex->num_textures));
203       OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
204                         CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
205       for (i = 0; i < tex->num_textures; i++) {
206          static const struct fd3_pipe_sampler_view dummy_view = {
207             .base.target = PIPE_TEXTURE_1D, /* anything !PIPE_BUFFER */
208             .base.u.tex.first_level = 1,
209          };
210          const struct fd3_pipe_sampler_view *view =
211             tex->textures[i] ? fd3_pipe_sampler_view(tex->textures[i])
212                              : &dummy_view;
213          struct fd_resource *rsc = fd_resource(view->base.texture);
214          if (rsc && rsc->b.b.target == PIPE_BUFFER) {
215             OUT_RELOC(ring, rsc->bo, view->base.u.buf.offset, 0, 0);
216             j = 1;
217          } else {
218             unsigned start = fd_sampler_first_level(&view->base);
219             unsigned end = fd_sampler_last_level(&view->base);
220 
221             for (j = 0; j < (end - start + 1); j++) {
222                struct fdl_slice *slice = fd_resource_slice(rsc, j + start);
223                OUT_RELOC(ring, rsc->bo, slice->offset, 0, 0);
224             }
225          }
226 
227          /* pad the remaining entries w/ null: */
228          for (; j < BASETABLE_SZ; j++) {
229             OUT_RING(ring, 0x00000000);
230          }
231       }
232    }
233 
234    if (needs_border) {
235       unsigned off;
236       void *ptr;
237 
238       u_upload_alloc(fd3_ctx->border_color_uploader, 0,
239                      BORDER_COLOR_UPLOAD_SIZE, BORDER_COLOR_UPLOAD_SIZE, &off,
240                      &fd3_ctx->border_color_buf, &ptr);
241 
242       fd_setup_border_colors(tex, ptr, tex_off[sb]);
243 
244       OUT_PKT0(ring, bcolor_reg[sb], 1);
245       OUT_RELOC(ring, fd_resource(fd3_ctx->border_color_buf)->bo, off, 0, 0);
246 
247       u_upload_unmap(fd3_ctx->border_color_uploader);
248    }
249 }
250 
251 /* emit texture state for mem->gmem restore operation.. eventually it would
252  * be good to get rid of this and use normal CSO/etc state for more of these
253  * special cases, but for now the compiler is not sufficient..
254  *
255  * Also, for using normal state, not quite sure how to handle the special
256  * case format (fd3_gmem_restore_format()) stuff for restoring depth/stencil.
257  */
258 void
fd3_emit_gmem_restore_tex(struct fd_ringbuffer * ring,struct pipe_surface ** psurf,int bufs)259 fd3_emit_gmem_restore_tex(struct fd_ringbuffer *ring,
260                           struct pipe_surface **psurf, int bufs)
261 {
262    int i, j;
263 
264    /* output sampler state: */
265    OUT_PKT3(ring, CP_LOAD_STATE, 2 + 2 * bufs);
266    OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(FRAG_TEX_OFF) |
267                      CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
268                      CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_TEX) |
269                      CP_LOAD_STATE_0_NUM_UNIT(bufs));
270    OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER) |
271                      CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
272    for (i = 0; i < bufs; i++) {
273       OUT_RING(ring, A3XX_TEX_SAMP_0_XY_MAG(A3XX_TEX_NEAREST) |
274                         A3XX_TEX_SAMP_0_XY_MIN(A3XX_TEX_NEAREST) |
275                         A3XX_TEX_SAMP_0_WRAP_S(A3XX_TEX_CLAMP_TO_EDGE) |
276                         A3XX_TEX_SAMP_0_WRAP_T(A3XX_TEX_CLAMP_TO_EDGE) |
277                         A3XX_TEX_SAMP_0_WRAP_R(A3XX_TEX_REPEAT));
278       OUT_RING(ring, 0x00000000);
279    }
280 
281    /* emit texture state: */
282    OUT_PKT3(ring, CP_LOAD_STATE, 2 + 4 * bufs);
283    OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(FRAG_TEX_OFF) |
284                      CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
285                      CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_TEX) |
286                      CP_LOAD_STATE_0_NUM_UNIT(bufs));
287    OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
288                      CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
289    for (i = 0; i < bufs; i++) {
290       if (!psurf[i]) {
291          OUT_RING(ring, A3XX_TEX_CONST_0_TYPE(A3XX_TEX_2D) |
292                            A3XX_TEX_CONST_0_SWIZ_X(A3XX_TEX_ONE) |
293                            A3XX_TEX_CONST_0_SWIZ_Y(A3XX_TEX_ONE) |
294                            A3XX_TEX_CONST_0_SWIZ_Z(A3XX_TEX_ONE) |
295                            A3XX_TEX_CONST_0_SWIZ_W(A3XX_TEX_ONE));
296          OUT_RING(ring, 0x00000000);
297          OUT_RING(ring, A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
298          OUT_RING(ring, 0x00000000);
299          continue;
300       }
301 
302       struct fd_resource *rsc = fd_resource(psurf[i]->texture);
303       enum pipe_format format = fd_gmem_restore_format(psurf[i]->format);
304       /* The restore blit_zs shader expects stencil in sampler 0, and depth
305        * in sampler 1
306        */
307       if (rsc->stencil && i == 0) {
308          rsc = rsc->stencil;
309          format = fd_gmem_restore_format(rsc->b.b.format);
310       }
311 
312       /* note: PIPE_BUFFER disallowed for surfaces */
313       unsigned lvl = psurf[i]->u.tex.level;
314 
315       assert(psurf[i]->u.tex.first_layer == psurf[i]->u.tex.last_layer);
316 
317       OUT_RING(ring, A3XX_TEX_CONST_0_TILE_MODE(rsc->layout.tile_mode) |
318                         A3XX_TEX_CONST_0_FMT(fd3_pipe2tex(format)) |
319                         A3XX_TEX_CONST_0_TYPE(A3XX_TEX_2D) |
320                         fd3_tex_swiz(format, PIPE_SWIZZLE_X, PIPE_SWIZZLE_Y,
321                                      PIPE_SWIZZLE_Z, PIPE_SWIZZLE_W));
322       OUT_RING(ring, A3XX_TEX_CONST_1_WIDTH(psurf[i]->width) |
323                         A3XX_TEX_CONST_1_HEIGHT(psurf[i]->height));
324       OUT_RING(ring, A3XX_TEX_CONST_2_PITCH(fd_resource_pitch(rsc, lvl)) |
325                         A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
326       OUT_RING(ring, 0x00000000);
327    }
328 
329    /* emit mipaddrs: */
330    OUT_PKT3(ring, CP_LOAD_STATE, 2 + BASETABLE_SZ * bufs);
331    OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(BASETABLE_SZ * FRAG_TEX_OFF) |
332                      CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
333                      CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_MIPADDR) |
334                      CP_LOAD_STATE_0_NUM_UNIT(BASETABLE_SZ * bufs));
335    OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
336                      CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
337    for (i = 0; i < bufs; i++) {
338       if (psurf[i]) {
339          struct fd_resource *rsc = fd_resource(psurf[i]->texture);
340          /* Matches above logic for blit_zs shader */
341          if (rsc->stencil && i == 0)
342             rsc = rsc->stencil;
343          unsigned lvl = psurf[i]->u.tex.level;
344          uint32_t offset =
345             fd_resource_offset(rsc, lvl, psurf[i]->u.tex.first_layer);
346          OUT_RELOC(ring, rsc->bo, offset, 0, 0);
347       } else {
348          OUT_RING(ring, 0x00000000);
349       }
350 
351       /* pad the remaining entries w/ null: */
352       for (j = 1; j < BASETABLE_SZ; j++) {
353          OUT_RING(ring, 0x00000000);
354       }
355    }
356 }
357 
358 void
fd3_emit_vertex_bufs(struct fd_ringbuffer * ring,struct fd3_emit * emit)359 fd3_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd3_emit *emit)
360 {
361    int32_t i, j, last = -1;
362    uint32_t total_in = 0;
363    const struct fd_vertex_state *vtx = emit->vtx;
364    const struct ir3_shader_variant *vp = fd3_emit_get_vp(emit);
365    unsigned vertex_regid = regid(63, 0);
366    unsigned instance_regid = regid(63, 0);
367    unsigned vtxcnt_regid = regid(63, 0);
368 
369    /* Note that sysvals come *after* normal inputs: */
370    for (i = 0; i < vp->inputs_count; i++) {
371       if (!vp->inputs[i].compmask)
372          continue;
373       if (vp->inputs[i].sysval) {
374          switch (vp->inputs[i].slot) {
375          case SYSTEM_VALUE_VERTEX_ID_ZERO_BASE:
376             vertex_regid = vp->inputs[i].regid;
377             break;
378          case SYSTEM_VALUE_INSTANCE_ID:
379             instance_regid = vp->inputs[i].regid;
380             break;
381          case SYSTEM_VALUE_VERTEX_CNT:
382             vtxcnt_regid = vp->inputs[i].regid;
383             break;
384          default:
385             unreachable("invalid system value");
386             break;
387          }
388       } else if (i < vtx->vtx->num_elements) {
389          last = i;
390       }
391    }
392 
393    for (i = 0, j = 0; i <= last; i++) {
394       assert(!vp->inputs[i].sysval);
395       if (vp->inputs[i].compmask) {
396          struct pipe_vertex_element *elem = &vtx->vtx->pipe[i];
397          const struct pipe_vertex_buffer *vb =
398             &vtx->vertexbuf.vb[elem->vertex_buffer_index];
399          struct fd_resource *rsc = fd_resource(vb->buffer.resource);
400          enum pipe_format pfmt = elem->src_format;
401          enum a3xx_vtx_fmt fmt = fd3_pipe2vtx(pfmt);
402          bool switchnext = (i != last) || (vertex_regid != regid(63, 0)) ||
403                            (instance_regid != regid(63, 0)) ||
404                            (vtxcnt_regid != regid(63, 0));
405          bool isint = util_format_is_pure_integer(pfmt);
406          uint32_t off = vb->buffer_offset + elem->src_offset;
407          uint32_t fs = util_format_get_blocksize(pfmt);
408 
409          assert(fmt != VFMT_NONE);
410 
411          OUT_PKT0(ring, REG_A3XX_VFD_FETCH(j), 2);
412          OUT_RING(ring, A3XX_VFD_FETCH_INSTR_0_FETCHSIZE(fs - 1) |
413                            A3XX_VFD_FETCH_INSTR_0_BUFSTRIDE(elem->src_stride) |
414                            COND(switchnext, A3XX_VFD_FETCH_INSTR_0_SWITCHNEXT) |
415                            A3XX_VFD_FETCH_INSTR_0_INDEXCODE(j) |
416                            COND(elem->instance_divisor,
417                                 A3XX_VFD_FETCH_INSTR_0_INSTANCED) |
418                            A3XX_VFD_FETCH_INSTR_0_STEPRATE(
419                               MAX2(1, elem->instance_divisor)));
420          OUT_RELOC(ring, rsc->bo, off, 0, 0);
421 
422          OUT_PKT0(ring, REG_A3XX_VFD_DECODE_INSTR(j), 1);
423          OUT_RING(ring,
424                   A3XX_VFD_DECODE_INSTR_CONSTFILL |
425                      A3XX_VFD_DECODE_INSTR_WRITEMASK(vp->inputs[i].compmask) |
426                      A3XX_VFD_DECODE_INSTR_FORMAT(fmt) |
427                      A3XX_VFD_DECODE_INSTR_SWAP(fd3_pipe2swap(pfmt)) |
428                      A3XX_VFD_DECODE_INSTR_REGID(vp->inputs[i].regid) |
429                      A3XX_VFD_DECODE_INSTR_SHIFTCNT(fs) |
430                      A3XX_VFD_DECODE_INSTR_LASTCOMPVALID |
431                      COND(isint, A3XX_VFD_DECODE_INSTR_INT) |
432                      COND(switchnext, A3XX_VFD_DECODE_INSTR_SWITCHNEXT));
433 
434          total_in += util_bitcount(vp->inputs[i].compmask);
435          j++;
436       }
437    }
438 
439    /* hw doesn't like to be configured for zero vbo's, it seems: */
440    if (last < 0) {
441       /* just recycle the shader bo, we just need to point to *something*
442        * valid:
443        */
444       struct fd_bo *dummy_vbo = vp->bo;
445       bool switchnext = (vertex_regid != regid(63, 0)) ||
446                         (instance_regid != regid(63, 0)) ||
447                         (vtxcnt_regid != regid(63, 0));
448 
449       OUT_PKT0(ring, REG_A3XX_VFD_FETCH(0), 2);
450       OUT_RING(ring, A3XX_VFD_FETCH_INSTR_0_FETCHSIZE(0) |
451                         A3XX_VFD_FETCH_INSTR_0_BUFSTRIDE(0) |
452                         COND(switchnext, A3XX_VFD_FETCH_INSTR_0_SWITCHNEXT) |
453                         A3XX_VFD_FETCH_INSTR_0_INDEXCODE(0) |
454                         A3XX_VFD_FETCH_INSTR_0_STEPRATE(1));
455       OUT_RELOC(ring, dummy_vbo, 0, 0, 0);
456 
457       OUT_PKT0(ring, REG_A3XX_VFD_DECODE_INSTR(0), 1);
458       OUT_RING(ring, A3XX_VFD_DECODE_INSTR_CONSTFILL |
459                         A3XX_VFD_DECODE_INSTR_WRITEMASK(0x1) |
460                         A3XX_VFD_DECODE_INSTR_FORMAT(VFMT_8_UNORM) |
461                         A3XX_VFD_DECODE_INSTR_SWAP(XYZW) |
462                         A3XX_VFD_DECODE_INSTR_REGID(regid(0, 0)) |
463                         A3XX_VFD_DECODE_INSTR_SHIFTCNT(1) |
464                         A3XX_VFD_DECODE_INSTR_LASTCOMPVALID |
465                         COND(switchnext, A3XX_VFD_DECODE_INSTR_SWITCHNEXT));
466 
467       total_in = 1;
468       j = 1;
469    }
470 
471    OUT_PKT0(ring, REG_A3XX_VFD_CONTROL_0, 2);
472    OUT_RING(ring, A3XX_VFD_CONTROL_0_TOTALATTRTOVS(total_in) |
473                      A3XX_VFD_CONTROL_0_PACKETSIZE(2) |
474                      A3XX_VFD_CONTROL_0_STRMDECINSTRCNT(j) |
475                      A3XX_VFD_CONTROL_0_STRMFETCHINSTRCNT(j));
476    OUT_RING(ring, A3XX_VFD_CONTROL_1_MAXSTORAGE(1) | // XXX
477                      A3XX_VFD_CONTROL_1_REGID4VTX(vertex_regid) |
478                      A3XX_VFD_CONTROL_1_REGID4INST(instance_regid));
479 
480    OUT_PKT0(ring, REG_A3XX_VFD_VS_THREADING_THRESHOLD, 1);
481    OUT_RING(ring,
482             A3XX_VFD_VS_THREADING_THRESHOLD_REGID_THRESHOLD(15) |
483                A3XX_VFD_VS_THREADING_THRESHOLD_REGID_VTXCNT(vtxcnt_regid));
484 }
485 
486 void
fd3_emit_state(struct fd_context * ctx,struct fd_ringbuffer * ring,struct fd3_emit * emit)487 fd3_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
488                struct fd3_emit *emit)
489 {
490    const struct ir3_shader_variant *vp = fd3_emit_get_vp(emit);
491    const struct ir3_shader_variant *fp = fd3_emit_get_fp(emit);
492    const enum fd_dirty_3d_state dirty = emit->dirty;
493 
494    emit_marker(ring, 5);
495 
496    if (dirty & FD_DIRTY_SAMPLE_MASK) {
497       OUT_PKT0(ring, REG_A3XX_RB_MSAA_CONTROL, 1);
498       OUT_RING(ring, A3XX_RB_MSAA_CONTROL_DISABLE |
499                         A3XX_RB_MSAA_CONTROL_SAMPLES(MSAA_ONE) |
500                         A3XX_RB_MSAA_CONTROL_SAMPLE_MASK(ctx->sample_mask));
501    }
502 
503    if ((dirty & (FD_DIRTY_ZSA | FD_DIRTY_RASTERIZER | FD_DIRTY_PROG |
504                  FD_DIRTY_BLEND_DUAL)) &&
505        !emit->binning_pass) {
506       uint32_t val = fd3_zsa_stateobj(ctx->zsa)->rb_render_control |
507                      fd3_blend_stateobj(ctx->blend)->rb_render_control;
508 
509       val |= COND(fp->frag_face, A3XX_RB_RENDER_CONTROL_FACENESS);
510       val |= COND(fp->fragcoord_compmask != 0,
511                   A3XX_RB_RENDER_CONTROL_COORD_MASK(fp->fragcoord_compmask));
512       val |= COND(ctx->rasterizer->rasterizer_discard,
513                   A3XX_RB_RENDER_CONTROL_DISABLE_COLOR_PIPE);
514 
515       /* I suppose if we needed to (which I don't *think* we need
516        * to), we could emit this for binning pass too.  But we
517        * would need to keep a different patch-list for binning
518        * vs render pass.
519        */
520 
521       OUT_PKT0(ring, REG_A3XX_RB_RENDER_CONTROL, 1);
522       OUT_RINGP(ring, val, &ctx->batch->rbrc_patches);
523    }
524 
525    if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_STENCIL_REF)) {
526       struct fd3_zsa_stateobj *zsa = fd3_zsa_stateobj(ctx->zsa);
527       struct pipe_stencil_ref *sr = &ctx->stencil_ref;
528 
529       OUT_PKT0(ring, REG_A3XX_RB_ALPHA_REF, 1);
530       OUT_RING(ring, zsa->rb_alpha_ref);
531 
532       OUT_PKT0(ring, REG_A3XX_RB_STENCIL_CONTROL, 1);
533       OUT_RING(ring, zsa->rb_stencil_control);
534 
535       OUT_PKT0(ring, REG_A3XX_RB_STENCILREFMASK, 2);
536       OUT_RING(ring, zsa->rb_stencilrefmask |
537                         A3XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[0]));
538       OUT_RING(ring, zsa->rb_stencilrefmask_bf |
539                         A3XX_RB_STENCILREFMASK_BF_STENCILREF(sr->ref_value[1]));
540    }
541 
542    if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_RASTERIZER | FD_DIRTY_PROG)) {
543       uint32_t val = fd3_zsa_stateobj(ctx->zsa)->rb_depth_control;
544       if (fp->writes_pos) {
545          val |= A3XX_RB_DEPTH_CONTROL_FRAG_WRITES_Z;
546          val |= A3XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE;
547       }
548       if (fp->no_earlyz || fp->has_kill) {
549          val |= A3XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE;
550       }
551       if (!ctx->rasterizer->depth_clip_near) {
552          val |= A3XX_RB_DEPTH_CONTROL_Z_CLAMP_ENABLE;
553       }
554       OUT_PKT0(ring, REG_A3XX_RB_DEPTH_CONTROL, 1);
555       OUT_RING(ring, val);
556    }
557 
558    if (dirty & FD_DIRTY_RASTERIZER) {
559       struct fd3_rasterizer_stateobj *rasterizer =
560          fd3_rasterizer_stateobj(ctx->rasterizer);
561 
562       OUT_PKT0(ring, REG_A3XX_GRAS_SU_MODE_CONTROL, 1);
563       OUT_RING(ring, rasterizer->gras_su_mode_control);
564 
565       OUT_PKT0(ring, REG_A3XX_GRAS_SU_POINT_MINMAX, 2);
566       OUT_RING(ring, rasterizer->gras_su_point_minmax);
567       OUT_RING(ring, rasterizer->gras_su_point_size);
568 
569       OUT_PKT0(ring, REG_A3XX_GRAS_SU_POLY_OFFSET_SCALE, 2);
570       OUT_RING(ring, rasterizer->gras_su_poly_offset_scale);
571       OUT_RING(ring, rasterizer->gras_su_poly_offset_offset);
572    }
573 
574    if (dirty & (FD_DIRTY_RASTERIZER | FD_DIRTY_PROG)) {
575       uint32_t val =
576          fd3_rasterizer_stateobj(ctx->rasterizer)->gras_cl_clip_cntl;
577       uint8_t planes = ctx->rasterizer->clip_plane_enable;
578       val |= CONDREG(
579          ir3_find_sysval_regid(fp, SYSTEM_VALUE_BARYCENTRIC_PERSP_PIXEL),
580          A3XX_GRAS_CL_CLIP_CNTL_IJ_PERSP_CENTER);
581       val |= CONDREG(
582          ir3_find_sysval_regid(fp, SYSTEM_VALUE_BARYCENTRIC_LINEAR_PIXEL),
583          A3XX_GRAS_CL_CLIP_CNTL_IJ_NON_PERSP_CENTER);
584       val |= CONDREG(
585          ir3_find_sysval_regid(fp, SYSTEM_VALUE_BARYCENTRIC_PERSP_CENTROID),
586          A3XX_GRAS_CL_CLIP_CNTL_IJ_PERSP_CENTROID);
587       val |= CONDREG(
588          ir3_find_sysval_regid(fp, SYSTEM_VALUE_BARYCENTRIC_LINEAR_CENTROID),
589          A3XX_GRAS_CL_CLIP_CNTL_IJ_NON_PERSP_CENTROID);
590       /* docs say enable at least one of IJ_PERSP_CENTER/CENTROID when fragcoord
591        * is used */
592       val |= CONDREG(ir3_find_sysval_regid(fp, SYSTEM_VALUE_FRAG_COORD),
593                      A3XX_GRAS_CL_CLIP_CNTL_IJ_PERSP_CENTER);
594       val |= COND(fp->writes_pos, A3XX_GRAS_CL_CLIP_CNTL_ZCLIP_DISABLE);
595       val |=
596          COND(fp->fragcoord_compmask != 0,
597               A3XX_GRAS_CL_CLIP_CNTL_ZCOORD | A3XX_GRAS_CL_CLIP_CNTL_WCOORD);
598       if (!emit->key.key.ucp_enables)
599          val |= A3XX_GRAS_CL_CLIP_CNTL_NUM_USER_CLIP_PLANES(
600             MIN2(util_bitcount(planes), 6));
601       OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
602       OUT_RING(ring, val);
603    }
604 
605    if (dirty & (FD_DIRTY_RASTERIZER | FD_DIRTY_PROG | FD_DIRTY_UCP)) {
606       uint32_t planes = ctx->rasterizer->clip_plane_enable;
607       int count = 0;
608 
609       if (emit->key.key.ucp_enables)
610          planes = 0;
611 
612       while (planes && count < 6) {
613          int i = ffs(planes) - 1;
614 
615          planes &= ~(1U << i);
616          fd_wfi(ctx->batch, ring);
617          OUT_PKT0(ring, REG_A3XX_GRAS_CL_USER_PLANE(count++), 4);
618          OUT_RING(ring, fui(ctx->ucp.ucp[i][0]));
619          OUT_RING(ring, fui(ctx->ucp.ucp[i][1]));
620          OUT_RING(ring, fui(ctx->ucp.ucp[i][2]));
621          OUT_RING(ring, fui(ctx->ucp.ucp[i][3]));
622       }
623    }
624 
625    /* NOTE: since primitive_restart is not actually part of any
626     * state object, we need to make sure that we always emit
627     * PRIM_VTX_CNTL.. either that or be more clever and detect
628     * when it changes.
629     */
630    if (emit->info) {
631       const struct pipe_draw_info *info = emit->info;
632       uint32_t val = fd3_rasterizer_stateobj(ctx->rasterizer)->pc_prim_vtx_cntl;
633 
634       if (!emit->binning_pass) {
635          uint32_t stride_in_vpc = align(fp->total_in, 4) / 4;
636          if (stride_in_vpc > 0)
637             stride_in_vpc = MAX2(stride_in_vpc, 2);
638          val |= A3XX_PC_PRIM_VTX_CNTL_STRIDE_IN_VPC(stride_in_vpc);
639       }
640 
641       if (info->index_size && info->primitive_restart) {
642          val |= A3XX_PC_PRIM_VTX_CNTL_PRIMITIVE_RESTART;
643       }
644 
645       val |= COND(vp->writes_psize, A3XX_PC_PRIM_VTX_CNTL_PSIZE);
646 
647       OUT_PKT0(ring, REG_A3XX_PC_PRIM_VTX_CNTL, 1);
648       OUT_RING(ring, val);
649    }
650 
651    if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER | FD_DIRTY_VIEWPORT)) {
652       struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
653       int minx = scissor->minx;
654       int miny = scissor->miny;
655       int maxx = scissor->maxx;
656       int maxy = scissor->maxy;
657 
658       /* Unfortunately there is no separate depth clip disable, only an all
659        * or nothing deal. So when we disable clipping, we must handle the
660        * viewport clip via scissors.
661        */
662       if (!ctx->rasterizer->depth_clip_near) {
663          struct pipe_viewport_state *vp = &ctx->viewport[0];
664 
665          minx = MAX2(minx, (int)floorf(vp->translate[0] - fabsf(vp->scale[0])));
666          miny = MAX2(miny, (int)floorf(vp->translate[1] - fabsf(vp->scale[1])));
667          maxx = MIN2(maxx + 1, (int)ceilf(vp->translate[0] + fabsf(vp->scale[0]))) - 1;
668          maxy = MIN2(maxy + 1, (int)ceilf(vp->translate[1] + fabsf(vp->scale[1]))) - 1;
669       }
670 
671       OUT_PKT0(ring, REG_A3XX_GRAS_SC_WINDOW_SCISSOR_TL, 2);
672       OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_TL_X(minx) |
673                         A3XX_GRAS_SC_WINDOW_SCISSOR_TL_Y(miny));
674       OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_BR_X(maxx) |
675                         A3XX_GRAS_SC_WINDOW_SCISSOR_BR_Y(maxy));
676 
677       ctx->batch->max_scissor.minx = MIN2(ctx->batch->max_scissor.minx, minx);
678       ctx->batch->max_scissor.miny = MIN2(ctx->batch->max_scissor.miny, miny);
679       ctx->batch->max_scissor.maxx = MAX2(ctx->batch->max_scissor.maxx, maxx);
680       ctx->batch->max_scissor.maxy = MAX2(ctx->batch->max_scissor.maxy, maxy);
681    }
682 
683    if (dirty & FD_DIRTY_VIEWPORT) {
684       struct pipe_viewport_state *vp = &ctx->viewport[0];
685 
686       fd_wfi(ctx->batch, ring);
687 
688       OUT_PKT0(ring, REG_A3XX_GRAS_CL_VPORT_XOFFSET, 6);
689       OUT_RING(ring,
690                A3XX_GRAS_CL_VPORT_XOFFSET(vp->translate[0] - 0.5f));
691       OUT_RING(ring, A3XX_GRAS_CL_VPORT_XSCALE(vp->scale[0]));
692       OUT_RING(ring,
693                A3XX_GRAS_CL_VPORT_YOFFSET(vp->translate[1] - 0.5f));
694       OUT_RING(ring, A3XX_GRAS_CL_VPORT_YSCALE(vp->scale[1]));
695       OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZOFFSET(vp->translate[2]));
696       OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZSCALE(vp->scale[2]));
697    }
698 
699    if (dirty &
700        (FD_DIRTY_VIEWPORT | FD_DIRTY_RASTERIZER | FD_DIRTY_FRAMEBUFFER)) {
701       float zmin, zmax;
702       int depth = 24;
703       if (ctx->batch->framebuffer.zsbuf) {
704          depth = util_format_get_component_bits(
705             pipe_surface_format(ctx->batch->framebuffer.zsbuf),
706             UTIL_FORMAT_COLORSPACE_ZS, 0);
707       }
708       util_viewport_zmin_zmax(&ctx->viewport[0], ctx->rasterizer->clip_halfz,
709                               &zmin, &zmax);
710 
711       OUT_PKT0(ring, REG_A3XX_RB_Z_CLAMP_MIN, 2);
712       if (depth == 32) {
713          OUT_RING(ring, (uint32_t)(zmin * (float)0xffffffff));
714          OUT_RING(ring, (uint32_t)(zmax * (float)0xffffffff));
715       } else if (depth == 16) {
716          OUT_RING(ring, (uint32_t)(zmin * 0xffff));
717          OUT_RING(ring, (uint32_t)(zmax * 0xffff));
718       } else {
719          OUT_RING(ring, (uint32_t)(zmin * 0xffffff));
720          OUT_RING(ring, (uint32_t)(zmax * 0xffffff));
721       }
722    }
723 
724    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_FRAMEBUFFER | FD_DIRTY_BLEND_DUAL)) {
725       struct pipe_framebuffer_state *pfb = &ctx->batch->framebuffer;
726       int nr_cbufs = pfb->nr_cbufs;
727       if (fd3_blend_stateobj(ctx->blend)->rb_render_control &
728           A3XX_RB_RENDER_CONTROL_DUAL_COLOR_IN_ENABLE)
729          nr_cbufs++;
730       fd3_program_emit(ring, emit, nr_cbufs, pfb->cbufs);
731    }
732 
733    /* TODO we should not need this or fd_wfi() before emit_constants():
734     */
735    OUT_PKT3(ring, CP_EVENT_WRITE, 1);
736    OUT_RING(ring, HLSQ_FLUSH);
737 
738    if (!emit->skip_consts) {
739       ir3_emit_vs_consts(vp, ring, ctx, emit->info, emit->indirect, emit->draw);
740       if (!emit->binning_pass)
741          ir3_emit_fs_consts(fp, ring, ctx);
742    }
743 
744    if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
745       struct fd3_blend_stateobj *blend = fd3_blend_stateobj(ctx->blend);
746       uint32_t i;
747 
748       for (i = 0; i < ARRAY_SIZE(blend->rb_mrt); i++) {
749          enum pipe_format format =
750             pipe_surface_format(ctx->batch->framebuffer.cbufs[i]);
751          const struct util_format_description *desc =
752             util_format_description(format);
753          bool is_float = util_format_is_float(format);
754          bool is_int = util_format_is_pure_integer(format);
755          bool has_alpha = util_format_has_alpha(format);
756          uint32_t control = blend->rb_mrt[i].control;
757 
758          if (is_int) {
759             control &= (A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK |
760                         A3XX_RB_MRT_CONTROL_DITHER_MODE__MASK);
761             control |= A3XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY);
762          }
763 
764          if (format == PIPE_FORMAT_NONE)
765             control &= ~A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK;
766 
767          if (!has_alpha) {
768             control &= ~A3XX_RB_MRT_CONTROL_BLEND2;
769          }
770 
771          if (format && util_format_get_component_bits(
772                           format, UTIL_FORMAT_COLORSPACE_RGB, 0) < 8) {
773             const struct pipe_rt_blend_state *rt;
774             if (ctx->blend->independent_blend_enable)
775                rt = &ctx->blend->rt[i];
776             else
777                rt = &ctx->blend->rt[0];
778 
779             if (!util_format_colormask_full(desc, rt->colormask))
780                control |= A3XX_RB_MRT_CONTROL_READ_DEST_ENABLE;
781          }
782 
783          OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(i), 1);
784          OUT_RING(ring, control);
785 
786          OUT_PKT0(ring, REG_A3XX_RB_MRT_BLEND_CONTROL(i), 1);
787          OUT_RING(ring,
788                   blend->rb_mrt[i].blend_control |
789                      COND(!is_float, A3XX_RB_MRT_BLEND_CONTROL_CLAMP_ENABLE));
790       }
791    }
792 
793    if (dirty & FD_DIRTY_BLEND_COLOR) {
794       struct pipe_blend_color *bcolor = &ctx->blend_color;
795       OUT_PKT0(ring, REG_A3XX_RB_BLEND_RED, 4);
796       OUT_RING(ring, A3XX_RB_BLEND_RED_UINT(CLAMP(bcolor->color[0], 0.f, 1.f) * 0xff) |
797                         A3XX_RB_BLEND_RED_FLOAT(bcolor->color[0]));
798       OUT_RING(ring, A3XX_RB_BLEND_GREEN_UINT(CLAMP(bcolor->color[1], 0.f, 1.f) * 0xff) |
799                         A3XX_RB_BLEND_GREEN_FLOAT(bcolor->color[1]));
800       OUT_RING(ring, A3XX_RB_BLEND_BLUE_UINT(CLAMP(bcolor->color[2], 0.f, 1.f) * 0xff) |
801                         A3XX_RB_BLEND_BLUE_FLOAT(bcolor->color[2]));
802       OUT_RING(ring, A3XX_RB_BLEND_ALPHA_UINT(CLAMP(bcolor->color[3], 0.f, 1.f) * 0xff) |
803                         A3XX_RB_BLEND_ALPHA_FLOAT(bcolor->color[3]));
804    }
805 
806    if (dirty & FD_DIRTY_TEX)
807       fd_wfi(ctx->batch, ring);
808 
809    if (ctx->dirty_shader[PIPE_SHADER_VERTEX] & FD_DIRTY_SHADER_TEX)
810       emit_textures(ctx, ring, SB_VERT_TEX, &ctx->tex[PIPE_SHADER_VERTEX]);
811 
812    if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_TEX)
813       emit_textures(ctx, ring, SB_FRAG_TEX, &ctx->tex[PIPE_SHADER_FRAGMENT]);
814 }
815 
816 /* emit setup at begin of new cmdstream buffer (don't rely on previous
817  * state, there could have been a context switch between ioctls):
818  */
819 void
fd3_emit_restore(struct fd_batch * batch,struct fd_ringbuffer * ring)820 fd3_emit_restore(struct fd_batch *batch, struct fd_ringbuffer *ring)
821 {
822    struct fd_context *ctx = batch->ctx;
823    struct fd3_context *fd3_ctx = fd3_context(ctx);
824    int i;
825 
826    if (ctx->screen->gpu_id == 320) {
827       OUT_PKT3(ring, CP_REG_RMW, 3);
828       OUT_RING(ring, REG_A3XX_RBBM_CLOCK_CTL);
829       OUT_RING(ring, 0xfffcffff);
830       OUT_RING(ring, 0x00000000);
831    }
832 
833    fd_wfi(batch, ring);
834    OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
835    OUT_RING(ring, 0x00007fff);
836 
837    OUT_PKT0(ring, REG_A3XX_SP_VS_PVT_MEM_PARAM_REG, 3);
838    OUT_RING(ring, 0x08000001);                    /* SP_VS_PVT_MEM_CTRL_REG */
839    OUT_RELOC(ring, fd3_ctx->vs_pvt_mem, 0, 0, 0); /* SP_VS_PVT_MEM_ADDR_REG */
840    OUT_RING(ring, 0x00000000);                    /* SP_VS_PVT_MEM_SIZE_REG */
841 
842    OUT_PKT0(ring, REG_A3XX_SP_FS_PVT_MEM_PARAM_REG, 3);
843    OUT_RING(ring, 0x08000001);                    /* SP_FS_PVT_MEM_CTRL_REG */
844    OUT_RELOC(ring, fd3_ctx->fs_pvt_mem, 0, 0, 0); /* SP_FS_PVT_MEM_ADDR_REG */
845    OUT_RING(ring, 0x00000000);                    /* SP_FS_PVT_MEM_SIZE_REG */
846 
847    OUT_PKT0(ring, REG_A3XX_PC_VERTEX_REUSE_BLOCK_CNTL, 1);
848    OUT_RING(ring, 0x0000000b); /* PC_VERTEX_REUSE_BLOCK_CNTL */
849 
850    OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
851    OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
852                      A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
853                      A3XX_GRAS_SC_CONTROL_RASTER_MODE(0));
854 
855    OUT_PKT0(ring, REG_A3XX_RB_MSAA_CONTROL, 2);
856    OUT_RING(ring, A3XX_RB_MSAA_CONTROL_DISABLE |
857                      A3XX_RB_MSAA_CONTROL_SAMPLES(MSAA_ONE) |
858                      A3XX_RB_MSAA_CONTROL_SAMPLE_MASK(0xffff));
859    OUT_RING(ring, 0x00000000); /* RB_ALPHA_REF */
860 
861    OUT_PKT0(ring, REG_A3XX_GRAS_CL_GB_CLIP_ADJ, 1);
862    OUT_RING(ring, A3XX_GRAS_CL_GB_CLIP_ADJ_HORZ(0) |
863                      A3XX_GRAS_CL_GB_CLIP_ADJ_VERT(0));
864 
865    OUT_PKT0(ring, REG_A3XX_GRAS_TSE_DEBUG_ECO, 1);
866    OUT_RING(ring, 0x00000001); /* GRAS_TSE_DEBUG_ECO */
867 
868    OUT_PKT0(ring, REG_A3XX_TPL1_TP_VS_TEX_OFFSET, 1);
869    OUT_RING(ring, A3XX_TPL1_TP_VS_TEX_OFFSET_SAMPLEROFFSET(VERT_TEX_OFF) |
870                      A3XX_TPL1_TP_VS_TEX_OFFSET_MEMOBJOFFSET(VERT_TEX_OFF) |
871                      A3XX_TPL1_TP_VS_TEX_OFFSET_BASETABLEPTR(BASETABLE_SZ *
872                                                              VERT_TEX_OFF));
873 
874    OUT_PKT0(ring, REG_A3XX_TPL1_TP_FS_TEX_OFFSET, 1);
875    OUT_RING(ring, A3XX_TPL1_TP_FS_TEX_OFFSET_SAMPLEROFFSET(FRAG_TEX_OFF) |
876                      A3XX_TPL1_TP_FS_TEX_OFFSET_MEMOBJOFFSET(FRAG_TEX_OFF) |
877                      A3XX_TPL1_TP_FS_TEX_OFFSET_BASETABLEPTR(BASETABLE_SZ *
878                                                              FRAG_TEX_OFF));
879 
880    OUT_PKT0(ring, REG_A3XX_VPC_VARY_CYLWRAP_ENABLE_0, 2);
881    OUT_RING(ring, 0x00000000); /* VPC_VARY_CYLWRAP_ENABLE_0 */
882    OUT_RING(ring, 0x00000000); /* VPC_VARY_CYLWRAP_ENABLE_1 */
883 
884    OUT_PKT0(ring, REG_A3XX_UNKNOWN_0E43, 1);
885    OUT_RING(ring, 0x00000001); /* UNKNOWN_0E43 */
886 
887    OUT_PKT0(ring, REG_A3XX_UNKNOWN_0F03, 1);
888    OUT_RING(ring, 0x00000001); /* UNKNOWN_0F03 */
889 
890    OUT_PKT0(ring, REG_A3XX_UNKNOWN_0EE0, 1);
891    OUT_RING(ring, 0x00000003); /* UNKNOWN_0EE0 */
892 
893    OUT_PKT0(ring, REG_A3XX_UNKNOWN_0C3D, 1);
894    OUT_RING(ring, 0x00000001); /* UNKNOWN_0C3D */
895 
896    OUT_PKT0(ring, REG_A3XX_HLSQ_PERFCOUNTER0_SELECT, 1);
897    OUT_RING(ring, 0x00000000); /* HLSQ_PERFCOUNTER0_SELECT */
898 
899    OUT_PKT0(ring, REG_A3XX_HLSQ_CONST_VSPRESV_RANGE_REG, 2);
900    OUT_RING(ring, A3XX_HLSQ_CONST_VSPRESV_RANGE_REG_STARTENTRY(0) |
901                      A3XX_HLSQ_CONST_VSPRESV_RANGE_REG_ENDENTRY(0));
902    OUT_RING(ring, A3XX_HLSQ_CONST_FSPRESV_RANGE_REG_STARTENTRY(0) |
903                      A3XX_HLSQ_CONST_FSPRESV_RANGE_REG_ENDENTRY(0));
904 
905    fd3_emit_cache_flush(batch, ring);
906 
907    OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
908    OUT_RING(ring, 0x00000000); /* GRAS_CL_CLIP_CNTL */
909 
910    OUT_PKT0(ring, REG_A3XX_GRAS_SU_POINT_MINMAX, 2);
911    OUT_RING(ring, 0xffc00010); /* GRAS_SU_POINT_MINMAX */
912    OUT_RING(ring, 0x00000008); /* GRAS_SU_POINT_SIZE */
913 
914    OUT_PKT0(ring, REG_A3XX_PC_RESTART_INDEX, 1);
915    OUT_RING(ring, 0xffffffff); /* PC_RESTART_INDEX */
916 
917    OUT_PKT0(ring, REG_A3XX_RB_WINDOW_OFFSET, 1);
918    OUT_RING(ring, A3XX_RB_WINDOW_OFFSET_X(0) | A3XX_RB_WINDOW_OFFSET_Y(0));
919 
920    OUT_PKT0(ring, REG_A3XX_RB_BLEND_RED, 4);
921    OUT_RING(ring, A3XX_RB_BLEND_RED_UINT(0) | A3XX_RB_BLEND_RED_FLOAT(0.0f));
922    OUT_RING(ring, A3XX_RB_BLEND_GREEN_UINT(0) | A3XX_RB_BLEND_GREEN_FLOAT(0.0f));
923    OUT_RING(ring, A3XX_RB_BLEND_BLUE_UINT(0) | A3XX_RB_BLEND_BLUE_FLOAT(0.0f));
924    OUT_RING(ring,
925             A3XX_RB_BLEND_ALPHA_UINT(0xff) | A3XX_RB_BLEND_ALPHA_FLOAT(1.0f));
926 
927    for (i = 0; i < 6; i++) {
928       OUT_PKT0(ring, REG_A3XX_GRAS_CL_USER_PLANE(i), 4);
929       OUT_RING(ring, 0x00000000); /* GRAS_CL_USER_PLANE[i].X */
930       OUT_RING(ring, 0x00000000); /* GRAS_CL_USER_PLANE[i].Y */
931       OUT_RING(ring, 0x00000000); /* GRAS_CL_USER_PLANE[i].Z */
932       OUT_RING(ring, 0x00000000); /* GRAS_CL_USER_PLANE[i].W */
933    }
934 
935    OUT_PKT0(ring, REG_A3XX_PC_VSTREAM_CONTROL, 1);
936    OUT_RING(ring, 0x00000000);
937 
938    fd_event_write(batch, ring, CACHE_FLUSH);
939 
940    if (is_a3xx_p0(ctx->screen)) {
941       OUT_PKT3(ring, CP_DRAW_INDX, 3);
942       OUT_RING(ring, 0x00000000);
943       OUT_RING(ring, DRAW(1, DI_SRC_SEL_AUTO_INDEX, INDEX_SIZE_IGN,
944                           IGNORE_VISIBILITY, 0));
945       OUT_RING(ring, 0); /* NumIndices */
946    }
947 
948    OUT_PKT3(ring, CP_NOP, 4);
949    OUT_RING(ring, 0x00000000);
950    OUT_RING(ring, 0x00000000);
951    OUT_RING(ring, 0x00000000);
952    OUT_RING(ring, 0x00000000);
953 
954    fd_wfi(batch, ring);
955 
956    fd_hw_query_enable(batch, ring);
957 }
958 
959 void
fd3_emit_init_screen(struct pipe_screen * pscreen)960 fd3_emit_init_screen(struct pipe_screen *pscreen)
961 {
962    struct fd_screen *screen = fd_screen(pscreen);
963    screen->emit_ib = fd3_emit_ib;
964 }
965 
966 void
fd3_emit_init(struct pipe_context * pctx)967 fd3_emit_init(struct pipe_context *pctx)
968 {
969 }
970