xref: /aosp_15_r20/external/mesa3d/src/gallium/drivers/freedreno/a2xx/fd2_emit.c (revision 6104692788411f58d303aa86923a9ff6ecaded22)
1 /*
2  * Copyright © 2012-2013 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/u_helpers.h"
11 #include "util/u_memory.h"
12 #include "util/u_string.h"
13 
14 #include "freedreno_resource.h"
15 
16 #include "fd2_blend.h"
17 #include "fd2_context.h"
18 #include "fd2_emit.h"
19 #include "fd2_program.h"
20 #include "fd2_rasterizer.h"
21 #include "fd2_texture.h"
22 #include "fd2_util.h"
23 #include "fd2_zsa.h"
24 
25 /* NOTE: just define the position for const regs statically.. the blob
26  * driver doesn't seem to change these dynamically, and I can't really
27  * think of a good reason to so..
28  */
29 #define VS_CONST_BASE 0x20
30 #define PS_CONST_BASE 0x120
31 
32 static void
emit_constants(struct fd_ringbuffer * ring,uint32_t base,struct fd_constbuf_stateobj * constbuf,struct fd2_shader_stateobj * shader)33 emit_constants(struct fd_ringbuffer *ring, uint32_t base,
34                struct fd_constbuf_stateobj *constbuf,
35                struct fd2_shader_stateobj *shader)
36 {
37    uint32_t enabled_mask = constbuf->enabled_mask;
38    uint32_t start_base = base;
39    unsigned i;
40 
41    /* emit user constants: */
42    while (enabled_mask) {
43       unsigned index = ffs(enabled_mask) - 1;
44       struct pipe_constant_buffer *cb = &constbuf->cb[index];
45       unsigned size = align(cb->buffer_size, 4) / 4; /* size in dwords */
46 
47       // I expect that size should be a multiple of vec4's:
48       assert(size == align(size, 4));
49 
50       /* hmm, sometimes we still seem to end up with consts bound,
51        * even if shader isn't using them, which ends up overwriting
52        * const reg's used for immediates.. this is a hack to work
53        * around that:
54        */
55       if (shader && ((base - start_base) >= (shader->first_immediate * 4)))
56          break;
57 
58       const uint32_t *dwords;
59 
60       if (cb->user_buffer) {
61          dwords = cb->user_buffer;
62       } else {
63          struct fd_resource *rsc = fd_resource(cb->buffer);
64          dwords = fd_bo_map(rsc->bo);
65       }
66 
67       dwords = (uint32_t *)(((uint8_t *)dwords) + cb->buffer_offset);
68 
69       OUT_PKT3(ring, CP_SET_CONSTANT, size + 1);
70       OUT_RING(ring, base);
71       for (i = 0; i < size; i++)
72          OUT_RING(ring, *(dwords++));
73 
74       base += size;
75       enabled_mask &= ~(1 << index);
76    }
77 
78    /* emit shader immediates: */
79    if (shader) {
80       for (i = 0; i < shader->num_immediates; i++) {
81          OUT_PKT3(ring, CP_SET_CONSTANT, 5);
82          OUT_RING(ring, start_base + (4 * (shader->first_immediate + i)));
83          OUT_RING(ring, shader->immediates[i].val[0]);
84          OUT_RING(ring, shader->immediates[i].val[1]);
85          OUT_RING(ring, shader->immediates[i].val[2]);
86          OUT_RING(ring, shader->immediates[i].val[3]);
87          base += 4;
88       }
89    }
90 }
91 
92 typedef uint32_t texmask;
93 
94 static texmask
emit_texture(struct fd_ringbuffer * ring,struct fd_context * ctx,struct fd_texture_stateobj * tex,unsigned samp_id,texmask emitted)95 emit_texture(struct fd_ringbuffer *ring, struct fd_context *ctx,
96              struct fd_texture_stateobj *tex, unsigned samp_id, texmask emitted)
97 {
98    unsigned const_idx = fd2_get_const_idx(ctx, tex, samp_id);
99    static const struct fd2_sampler_stateobj dummy_sampler = {};
100    static const struct fd2_pipe_sampler_view dummy_view = {};
101    const struct fd2_sampler_stateobj *sampler;
102    const struct fd2_pipe_sampler_view *view;
103    struct fd_resource *rsc;
104 
105    if (emitted & (1 << const_idx))
106       return 0;
107 
108    sampler = tex->samplers[samp_id]
109                 ? fd2_sampler_stateobj(tex->samplers[samp_id])
110                 : &dummy_sampler;
111    view = tex->textures[samp_id] ? fd2_pipe_sampler_view(tex->textures[samp_id])
112                                  : &dummy_view;
113 
114    rsc = view->base.texture ? fd_resource(view->base.texture) : NULL;
115 
116    OUT_PKT3(ring, CP_SET_CONSTANT, 7);
117    OUT_RING(ring, 0x00010000 + (0x6 * const_idx));
118 
119    OUT_RING(ring, sampler->tex0 | view->tex0);
120    if (rsc)
121       OUT_RELOC(ring, rsc->bo, fd_resource_offset(rsc, 0, 0), view->tex1, 0);
122    else
123       OUT_RING(ring, 0);
124 
125    OUT_RING(ring, view->tex2);
126    OUT_RING(ring, sampler->tex3 | view->tex3);
127    OUT_RING(ring, sampler->tex4 | view->tex4);
128 
129    if (rsc && rsc->b.b.last_level)
130       OUT_RELOC(ring, rsc->bo, fd_resource_offset(rsc, 1, 0), view->tex5, 0);
131    else
132       OUT_RING(ring, view->tex5);
133 
134    return (1 << const_idx);
135 }
136 
137 static void
emit_textures(struct fd_ringbuffer * ring,struct fd_context * ctx)138 emit_textures(struct fd_ringbuffer *ring, struct fd_context *ctx)
139 {
140    struct fd_texture_stateobj *fragtex = &ctx->tex[PIPE_SHADER_FRAGMENT];
141    struct fd_texture_stateobj *verttex = &ctx->tex[PIPE_SHADER_VERTEX];
142    texmask emitted = 0;
143    unsigned i;
144 
145    for (i = 0; i < verttex->num_samplers; i++)
146       if (verttex->samplers[i])
147          emitted |= emit_texture(ring, ctx, verttex, i, emitted);
148 
149    for (i = 0; i < fragtex->num_samplers; i++)
150       if (fragtex->samplers[i])
151          emitted |= emit_texture(ring, ctx, fragtex, i, emitted);
152 }
153 
154 void
fd2_emit_vertex_bufs(struct fd_ringbuffer * ring,uint32_t val,struct fd2_vertex_buf * vbufs,uint32_t n)155 fd2_emit_vertex_bufs(struct fd_ringbuffer *ring, uint32_t val,
156                      struct fd2_vertex_buf *vbufs, uint32_t n)
157 {
158    unsigned i;
159 
160    OUT_PKT3(ring, CP_SET_CONSTANT, 1 + (2 * n));
161    OUT_RING(ring, (0x1 << 16) | (val & 0xffff));
162    for (i = 0; i < n; i++) {
163       struct fd_resource *rsc = fd_resource(vbufs[i].prsc);
164       OUT_RELOC(ring, rsc->bo, vbufs[i].offset, 3, 0);
165       OUT_RING(ring, vbufs[i].size);
166    }
167 }
168 
169 void
fd2_emit_state_binning(struct fd_context * ctx,const enum fd_dirty_3d_state dirty)170 fd2_emit_state_binning(struct fd_context *ctx,
171                        const enum fd_dirty_3d_state dirty)
172 {
173    struct fd2_blend_stateobj *blend = fd2_blend_stateobj(ctx->blend);
174    struct fd_ringbuffer *ring = ctx->batch->binning;
175 
176    /* subset of fd2_emit_state needed for hw binning on a20x */
177 
178    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_VTXSTATE))
179       fd2_program_emit(ctx, ring, &ctx->prog);
180 
181    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_CONST)) {
182       emit_constants(ring, VS_CONST_BASE * 4,
183                      &ctx->constbuf[PIPE_SHADER_VERTEX],
184                      (dirty & FD_DIRTY_PROG) ? ctx->prog.vs : NULL);
185    }
186 
187    if (dirty & FD_DIRTY_VIEWPORT) {
188       struct pipe_viewport_state *vp = & ctx->viewport[0];
189 
190       OUT_PKT3(ring, CP_SET_CONSTANT, 9);
191       OUT_RING(ring, 0x00000184);
192       OUT_RING(ring, fui(vp->translate[0]));
193       OUT_RING(ring, fui(vp->translate[1]));
194       OUT_RING(ring, fui(vp->translate[2]));
195       OUT_RING(ring, fui(0.0f));
196       OUT_RING(ring, fui(vp->scale[0]));
197       OUT_RING(ring, fui(vp->scale[1]));
198       OUT_RING(ring, fui(vp->scale[2]));
199       OUT_RING(ring, fui(0.0f));
200    }
201 
202    /* not sure why this is needed */
203    if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
204       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
205       OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_CONTROL));
206       OUT_RING(ring, blend->rb_blendcontrol);
207 
208       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
209       OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
210       OUT_RING(ring, blend->rb_colormask);
211    }
212 
213    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
214    OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_SC_MODE_CNTL));
215    OUT_RING(ring, A2XX_PA_SU_SC_MODE_CNTL_FACE_KILL_ENABLE);
216 }
217 
218 void
fd2_emit_state(struct fd_context * ctx,const enum fd_dirty_3d_state dirty)219 fd2_emit_state(struct fd_context *ctx, const enum fd_dirty_3d_state dirty)
220 {
221    struct fd2_blend_stateobj *blend = fd2_blend_stateobj(ctx->blend);
222    struct fd2_zsa_stateobj *zsa = fd2_zsa_stateobj(ctx->zsa);
223    struct fd2_shader_stateobj *fs = ctx->prog.fs;
224    struct fd_ringbuffer *ring = ctx->batch->draw;
225 
226    /* NOTE: we probably want to eventually refactor this so each state
227     * object handles emitting it's own state..  although the mapping of
228     * state to registers is not always orthogonal, sometimes a single
229     * register contains bitfields coming from multiple state objects,
230     * so not sure the best way to deal with that yet.
231     */
232 
233    if (dirty & FD_DIRTY_SAMPLE_MASK) {
234       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
235       OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_AA_MASK));
236       OUT_RING(ring, ctx->sample_mask);
237    }
238 
239    if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_STENCIL_REF | FD_DIRTY_PROG)) {
240       struct pipe_stencil_ref *sr = &ctx->stencil_ref;
241       uint32_t val = zsa->rb_depthcontrol;
242 
243       if (fs->has_kill)
244          val &= ~A2XX_RB_DEPTHCONTROL_EARLY_Z_ENABLE;
245 
246       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
247       OUT_RING(ring, CP_REG(REG_A2XX_RB_DEPTHCONTROL));
248       OUT_RING(ring, val);
249 
250       OUT_PKT3(ring, CP_SET_CONSTANT, 4);
251       OUT_RING(ring, CP_REG(REG_A2XX_RB_STENCILREFMASK_BF));
252       OUT_RING(ring, zsa->rb_stencilrefmask_bf |
253                         A2XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[1]));
254       OUT_RING(ring, zsa->rb_stencilrefmask |
255                         A2XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[0]));
256       OUT_RING(ring, zsa->rb_alpha_ref);
257    }
258 
259    if (ctx->rasterizer && dirty & FD_DIRTY_RASTERIZER) {
260       struct fd2_rasterizer_stateobj *rasterizer =
261          fd2_rasterizer_stateobj(ctx->rasterizer);
262       OUT_PKT3(ring, CP_SET_CONSTANT, 3);
263       OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_CLIP_CNTL));
264       OUT_RING(ring, rasterizer->pa_cl_clip_cntl);
265       OUT_RING(ring, rasterizer->pa_su_sc_mode_cntl |
266                         A2XX_PA_SU_SC_MODE_CNTL_VTX_WINDOW_OFFSET_ENABLE);
267 
268       OUT_PKT3(ring, CP_SET_CONSTANT, 5);
269       OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_POINT_SIZE));
270       OUT_RING(ring, rasterizer->pa_su_point_size);
271       OUT_RING(ring, rasterizer->pa_su_point_minmax);
272       OUT_RING(ring, rasterizer->pa_su_line_cntl);
273       OUT_RING(ring, rasterizer->pa_sc_line_stipple);
274 
275       OUT_PKT3(ring, CP_SET_CONSTANT, 6);
276       OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_VTX_CNTL));
277       OUT_RING(ring, rasterizer->pa_su_vtx_cntl);
278       OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_VERT_CLIP_ADJ */
279       OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_VERT_DISC_ADJ */
280       OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_HORZ_CLIP_ADJ */
281       OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_HORZ_DISC_ADJ */
282 
283       if (rasterizer->base.offset_tri) {
284          /* TODO: why multiply scale by 2 ? without it deqp test fails
285           * deqp/piglit tests aren't very precise
286           */
287          OUT_PKT3(ring, CP_SET_CONSTANT, 5);
288          OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_POLY_OFFSET_FRONT_SCALE));
289          OUT_RING(ring,
290                   fui(rasterizer->base.offset_scale * 2.0f)); /* FRONT_SCALE */
291          OUT_RING(ring, fui(rasterizer->base.offset_units));  /* FRONT_OFFSET */
292          OUT_RING(ring,
293                   fui(rasterizer->base.offset_scale * 2.0f)); /* BACK_SCALE */
294          OUT_RING(ring, fui(rasterizer->base.offset_units));  /* BACK_OFFSET */
295       }
296    }
297 
298    /* NOTE: scissor enabled bit is part of rasterizer state: */
299    if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER)) {
300       struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
301 
302       OUT_PKT3(ring, CP_SET_CONSTANT, 3);
303       OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_WINDOW_SCISSOR_TL));
304       OUT_RING(ring, xy2d(scissor->minx, /* PA_SC_WINDOW_SCISSOR_TL */
305                           scissor->miny));
306       OUT_RING(ring, xy2d(scissor->maxx, /* PA_SC_WINDOW_SCISSOR_BR */
307                           scissor->maxy));
308 
309       ctx->batch->max_scissor.minx =
310          MIN2(ctx->batch->max_scissor.minx, scissor->minx);
311       ctx->batch->max_scissor.miny =
312          MIN2(ctx->batch->max_scissor.miny, scissor->miny);
313       ctx->batch->max_scissor.maxx =
314          MAX2(ctx->batch->max_scissor.maxx, scissor->maxx);
315       ctx->batch->max_scissor.maxy =
316          MAX2(ctx->batch->max_scissor.maxy, scissor->maxy);
317    }
318 
319    if (dirty & FD_DIRTY_VIEWPORT) {
320       struct pipe_viewport_state *vp = & ctx->viewport[0];
321 
322       OUT_PKT3(ring, CP_SET_CONSTANT, 7);
323       OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_VPORT_XSCALE));
324       OUT_RING(ring, fui(vp->scale[0]));     /* PA_CL_VPORT_XSCALE */
325       OUT_RING(ring, fui(vp->translate[0])); /* PA_CL_VPORT_XOFFSET */
326       OUT_RING(ring, fui(vp->scale[1]));     /* PA_CL_VPORT_YSCALE */
327       OUT_RING(ring, fui(vp->translate[1])); /* PA_CL_VPORT_YOFFSET */
328       OUT_RING(ring, fui(vp->scale[2]));     /* PA_CL_VPORT_ZSCALE */
329       OUT_RING(ring, fui(vp->translate[2])); /* PA_CL_VPORT_ZOFFSET */
330 
331       /* set viewport in C65/C66, for a20x hw binning and fragcoord.z */
332       OUT_PKT3(ring, CP_SET_CONSTANT, 9);
333       OUT_RING(ring, 0x00000184);
334 
335       OUT_RING(ring, fui(vp->translate[0]));
336       OUT_RING(ring, fui(vp->translate[1]));
337       OUT_RING(ring, fui(vp->translate[2]));
338       OUT_RING(ring, fui(0.0f));
339 
340       OUT_RING(ring, fui(vp->scale[0]));
341       OUT_RING(ring, fui(vp->scale[1]));
342       OUT_RING(ring, fui(vp->scale[2]));
343       OUT_RING(ring, fui(0.0f));
344    }
345 
346    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_VTXSTATE | FD_DIRTY_TEXSTATE))
347       fd2_program_emit(ctx, ring, &ctx->prog);
348 
349    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_CONST)) {
350       emit_constants(ring, VS_CONST_BASE * 4,
351                      &ctx->constbuf[PIPE_SHADER_VERTEX],
352                      (dirty & FD_DIRTY_PROG) ? ctx->prog.vs : NULL);
353       emit_constants(ring, PS_CONST_BASE * 4,
354                      &ctx->constbuf[PIPE_SHADER_FRAGMENT],
355                      (dirty & FD_DIRTY_PROG) ? ctx->prog.fs : NULL);
356    }
357 
358    if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_ZSA)) {
359       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
360       OUT_RING(ring, CP_REG(REG_A2XX_RB_COLORCONTROL));
361       OUT_RING(ring, zsa->rb_colorcontrol | blend->rb_colorcontrol);
362    }
363 
364    if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
365       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
366       OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_CONTROL));
367       OUT_RING(ring, blend->rb_blendcontrol);
368 
369       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
370       OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
371       OUT_RING(ring, blend->rb_colormask);
372    }
373 
374    if (dirty & FD_DIRTY_BLEND_COLOR) {
375       OUT_PKT3(ring, CP_SET_CONSTANT, 5);
376       OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_RED));
377       OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[0]));
378       OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[1]));
379       OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[2]));
380       OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[3]));
381    }
382 
383    if (dirty & (FD_DIRTY_TEX | FD_DIRTY_PROG))
384       emit_textures(ring, ctx);
385 }
386 
387 /* emit per-context initialization:
388  */
389 void
fd2_emit_restore(struct fd_context * ctx,struct fd_ringbuffer * ring)390 fd2_emit_restore(struct fd_context *ctx, struct fd_ringbuffer *ring)
391 {
392    if (is_a20x(ctx->screen)) {
393       OUT_PKT0(ring, REG_A2XX_RB_BC_CONTROL, 1);
394       OUT_RING(ring, A2XX_RB_BC_CONTROL_ACCUM_TIMEOUT_SELECT(3) |
395                         A2XX_RB_BC_CONTROL_DISABLE_LZ_NULL_ZCMD_DROP |
396                         A2XX_RB_BC_CONTROL_ENABLE_CRC_UPDATE |
397                         A2XX_RB_BC_CONTROL_ACCUM_DATA_FIFO_LIMIT(8) |
398                         A2XX_RB_BC_CONTROL_MEM_EXPORT_TIMEOUT_SELECT(3));
399 
400       /* not sure why this is required */
401       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
402       OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_VIZ_QUERY));
403       OUT_RING(ring, A2XX_PA_SC_VIZ_QUERY_VIZ_QUERY_ID(16));
404 
405       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
406       OUT_RING(ring, CP_REG(REG_A2XX_VGT_VERTEX_REUSE_BLOCK_CNTL));
407       OUT_RING(ring, 0x00000002);
408 
409       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
410       OUT_RING(ring, CP_REG(REG_A2XX_VGT_OUT_DEALLOC_CNTL));
411       OUT_RING(ring, 0x00000002);
412    } else {
413       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
414       OUT_RING(ring, CP_REG(REG_A2XX_VGT_VERTEX_REUSE_BLOCK_CNTL));
415       OUT_RING(ring, 0x0000003b);
416    }
417 
418    /* enable perfcntrs */
419    OUT_PKT0(ring, REG_A2XX_CP_PERFMON_CNTL, 1);
420    OUT_RING(ring, COND(FD_DBG(PERFC), 1));
421 
422    /* note: perfcntrs don't work without the PM_OVERRIDE bit */
423    OUT_PKT0(ring, REG_A2XX_RBBM_PM_OVERRIDE1, 2);
424    OUT_RING(ring, 0xffffffff);
425    OUT_RING(ring, 0x00000fff);
426 
427    OUT_PKT0(ring, REG_A2XX_TP0_CHICKEN, 1);
428    OUT_RING(ring, 0x00000002);
429 
430    OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
431    OUT_RING(ring, 0x00007fff);
432 
433    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
434    OUT_RING(ring, CP_REG(REG_A2XX_SQ_VS_CONST));
435    OUT_RING(ring, A2XX_SQ_VS_CONST_BASE(VS_CONST_BASE) |
436                      A2XX_SQ_VS_CONST_SIZE(0x100));
437 
438    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
439    OUT_RING(ring, CP_REG(REG_A2XX_SQ_PS_CONST));
440    OUT_RING(ring,
441             A2XX_SQ_PS_CONST_BASE(PS_CONST_BASE) | A2XX_SQ_PS_CONST_SIZE(0xe0));
442 
443    OUT_PKT3(ring, CP_SET_CONSTANT, 3);
444    OUT_RING(ring, CP_REG(REG_A2XX_VGT_MAX_VTX_INDX));
445    OUT_RING(ring, 0xffffffff); /* VGT_MAX_VTX_INDX */
446    OUT_RING(ring, 0x00000000); /* VGT_MIN_VTX_INDX */
447 
448    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
449    OUT_RING(ring, CP_REG(REG_A2XX_VGT_INDX_OFFSET));
450    OUT_RING(ring, 0x00000000);
451 
452    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
453    OUT_RING(ring, CP_REG(REG_A2XX_SQ_CONTEXT_MISC));
454    OUT_RING(ring, A2XX_SQ_CONTEXT_MISC_SC_SAMPLE_CNTL(CENTERS_ONLY));
455 
456    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
457    OUT_RING(ring, CP_REG(REG_A2XX_SQ_INTERPOLATOR_CNTL));
458    OUT_RING(ring, 0xffffffff);
459 
460    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
461    OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_AA_CONFIG));
462    OUT_RING(ring, 0x00000000);
463 
464    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
465    OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_LINE_CNTL));
466    OUT_RING(ring, 0x00000000);
467 
468    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
469    OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_WINDOW_OFFSET));
470    OUT_RING(ring, 0x00000000);
471 
472    // XXX we change this dynamically for draw/clear.. vs gmem<->mem..
473    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
474    OUT_RING(ring, CP_REG(REG_A2XX_RB_MODECONTROL));
475    OUT_RING(ring, A2XX_RB_MODECONTROL_EDRAM_MODE(COLOR_DEPTH));
476 
477    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
478    OUT_RING(ring, CP_REG(REG_A2XX_RB_SAMPLE_POS));
479    OUT_RING(ring, 0x88888888);
480 
481    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
482    OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_DEST_MASK));
483    OUT_RING(ring, 0xffffffff);
484 
485    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
486    OUT_RING(ring, CP_REG(REG_A2XX_RB_COPY_DEST_INFO));
487    OUT_RING(ring, A2XX_RB_COPY_DEST_INFO_FORMAT(COLORX_4_4_4_4) |
488                      A2XX_RB_COPY_DEST_INFO_WRITE_RED |
489                      A2XX_RB_COPY_DEST_INFO_WRITE_GREEN |
490                      A2XX_RB_COPY_DEST_INFO_WRITE_BLUE |
491                      A2XX_RB_COPY_DEST_INFO_WRITE_ALPHA);
492 
493    OUT_PKT3(ring, CP_SET_CONSTANT, 3);
494    OUT_RING(ring, CP_REG(REG_A2XX_SQ_WRAPPING_0));
495    OUT_RING(ring, 0x00000000); /* SQ_WRAPPING_0 */
496    OUT_RING(ring, 0x00000000); /* SQ_WRAPPING_1 */
497 
498    OUT_PKT3(ring, CP_SET_DRAW_INIT_FLAGS, 1);
499    OUT_RING(ring, 0x00000000);
500 
501    OUT_PKT3(ring, CP_WAIT_REG_EQ, 4);
502    OUT_RING(ring, 0x000005d0);
503    OUT_RING(ring, 0x00000000);
504    OUT_RING(ring, 0x5f601000);
505    OUT_RING(ring, 0x00000001);
506 
507    OUT_PKT0(ring, REG_A2XX_SQ_INST_STORE_MANAGMENT, 1);
508    OUT_RING(ring, 0x00000180);
509 
510    OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
511    OUT_RING(ring, 0x00000300);
512 
513    OUT_PKT3(ring, CP_SET_SHADER_BASES, 1);
514    OUT_RING(ring, 0x80000180);
515 
516    /* not sure what this form of CP_SET_CONSTANT is.. */
517    OUT_PKT3(ring, CP_SET_CONSTANT, 13);
518    OUT_RING(ring, 0x00000000);
519    OUT_RING(ring, 0x00000000);
520    OUT_RING(ring, 0x00000000);
521    OUT_RING(ring, 0x00000000);
522    OUT_RING(ring, 0x00000000);
523    OUT_RING(ring, 0x469c4000);
524    OUT_RING(ring, 0x3f800000);
525    OUT_RING(ring, 0x3f000000);
526    OUT_RING(ring, 0x00000000);
527    OUT_RING(ring, 0x40000000);
528    OUT_RING(ring, 0x3f400000);
529    OUT_RING(ring, 0x3ec00000);
530    OUT_RING(ring, 0x3e800000);
531 
532    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
533    OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
534    OUT_RING(ring,
535             A2XX_RB_COLOR_MASK_WRITE_RED | A2XX_RB_COLOR_MASK_WRITE_GREEN |
536                A2XX_RB_COLOR_MASK_WRITE_BLUE | A2XX_RB_COLOR_MASK_WRITE_ALPHA);
537 
538    OUT_PKT3(ring, CP_SET_CONSTANT, 5);
539    OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_RED));
540    OUT_RING(ring, 0x00000000); /* RB_BLEND_RED */
541    OUT_RING(ring, 0x00000000); /* RB_BLEND_GREEN */
542    OUT_RING(ring, 0x00000000); /* RB_BLEND_BLUE */
543    OUT_RING(ring, 0x000000ff); /* RB_BLEND_ALPHA */
544 
545    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
546    OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_VTE_CNTL));
547    OUT_RING(ring, A2XX_PA_CL_VTE_CNTL_VTX_W0_FMT |
548                      A2XX_PA_CL_VTE_CNTL_VPORT_X_SCALE_ENA |
549                      A2XX_PA_CL_VTE_CNTL_VPORT_X_OFFSET_ENA |
550                      A2XX_PA_CL_VTE_CNTL_VPORT_Y_SCALE_ENA |
551                      A2XX_PA_CL_VTE_CNTL_VPORT_Y_OFFSET_ENA |
552                      A2XX_PA_CL_VTE_CNTL_VPORT_Z_SCALE_ENA |
553                      A2XX_PA_CL_VTE_CNTL_VPORT_Z_OFFSET_ENA);
554 }
555 
556 void
fd2_emit_init_screen(struct pipe_screen * pscreen)557 fd2_emit_init_screen(struct pipe_screen *pscreen)
558 {
559    struct fd_screen *screen = fd_screen(pscreen);
560    screen->emit_ib = fd2_emit_ib;
561 }
562 
563 void
fd2_emit_init(struct pipe_context * pctx)564 fd2_emit_init(struct pipe_context *pctx)
565 {
566 }
567