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1 /*
2  * Copyright (C) 2012-2013 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/u_helpers.h"
29 #include "util/u_memory.h"
30 #include "util/u_string.h"
31 
32 #include "freedreno_resource.h"
33 
34 #include "fd2_blend.h"
35 #include "fd2_context.h"
36 #include "fd2_emit.h"
37 #include "fd2_program.h"
38 #include "fd2_rasterizer.h"
39 #include "fd2_texture.h"
40 #include "fd2_util.h"
41 #include "fd2_zsa.h"
42 
43 /* NOTE: just define the position for const regs statically.. the blob
44  * driver doesn't seem to change these dynamically, and I can't really
45  * think of a good reason to so..
46  */
47 #define VS_CONST_BASE 0x20
48 #define PS_CONST_BASE 0x120
49 
50 static void
emit_constants(struct fd_ringbuffer * ring,uint32_t base,struct fd_constbuf_stateobj * constbuf,struct fd2_shader_stateobj * shader)51 emit_constants(struct fd_ringbuffer *ring, uint32_t base,
52                struct fd_constbuf_stateobj *constbuf,
53                struct fd2_shader_stateobj *shader)
54 {
55    uint32_t enabled_mask = constbuf->enabled_mask;
56    uint32_t start_base = base;
57    unsigned i;
58 
59    /* emit user constants: */
60    while (enabled_mask) {
61       unsigned index = ffs(enabled_mask) - 1;
62       struct pipe_constant_buffer *cb = &constbuf->cb[index];
63       unsigned size = align(cb->buffer_size, 4) / 4; /* size in dwords */
64 
65       // I expect that size should be a multiple of vec4's:
66       assert(size == align(size, 4));
67 
68       /* hmm, sometimes we still seem to end up with consts bound,
69        * even if shader isn't using them, which ends up overwriting
70        * const reg's used for immediates.. this is a hack to work
71        * around that:
72        */
73       if (shader && ((base - start_base) >= (shader->first_immediate * 4)))
74          break;
75 
76       const uint32_t *dwords;
77 
78       if (cb->user_buffer) {
79          dwords = cb->user_buffer;
80       } else {
81          struct fd_resource *rsc = fd_resource(cb->buffer);
82          dwords = fd_bo_map(rsc->bo);
83       }
84 
85       dwords = (uint32_t *)(((uint8_t *)dwords) + cb->buffer_offset);
86 
87       OUT_PKT3(ring, CP_SET_CONSTANT, size + 1);
88       OUT_RING(ring, base);
89       for (i = 0; i < size; i++)
90          OUT_RING(ring, *(dwords++));
91 
92       base += size;
93       enabled_mask &= ~(1 << index);
94    }
95 
96    /* emit shader immediates: */
97    if (shader) {
98       for (i = 0; i < shader->num_immediates; i++) {
99          OUT_PKT3(ring, CP_SET_CONSTANT, 5);
100          OUT_RING(ring, start_base + (4 * (shader->first_immediate + i)));
101          OUT_RING(ring, shader->immediates[i].val[0]);
102          OUT_RING(ring, shader->immediates[i].val[1]);
103          OUT_RING(ring, shader->immediates[i].val[2]);
104          OUT_RING(ring, shader->immediates[i].val[3]);
105          base += 4;
106       }
107    }
108 }
109 
110 typedef uint32_t texmask;
111 
112 static texmask
emit_texture(struct fd_ringbuffer * ring,struct fd_context * ctx,struct fd_texture_stateobj * tex,unsigned samp_id,texmask emitted)113 emit_texture(struct fd_ringbuffer *ring, struct fd_context *ctx,
114              struct fd_texture_stateobj *tex, unsigned samp_id, texmask emitted)
115 {
116    unsigned const_idx = fd2_get_const_idx(ctx, tex, samp_id);
117    static const struct fd2_sampler_stateobj dummy_sampler = {};
118    static const struct fd2_pipe_sampler_view dummy_view = {};
119    const struct fd2_sampler_stateobj *sampler;
120    const struct fd2_pipe_sampler_view *view;
121    struct fd_resource *rsc;
122 
123    if (emitted & (1 << const_idx))
124       return 0;
125 
126    sampler = tex->samplers[samp_id]
127                 ? fd2_sampler_stateobj(tex->samplers[samp_id])
128                 : &dummy_sampler;
129    view = tex->textures[samp_id] ? fd2_pipe_sampler_view(tex->textures[samp_id])
130                                  : &dummy_view;
131 
132    rsc = view->base.texture ? fd_resource(view->base.texture) : NULL;
133 
134    OUT_PKT3(ring, CP_SET_CONSTANT, 7);
135    OUT_RING(ring, 0x00010000 + (0x6 * const_idx));
136 
137    OUT_RING(ring, sampler->tex0 | view->tex0);
138    if (rsc)
139       OUT_RELOC(ring, rsc->bo, fd_resource_offset(rsc, 0, 0), view->tex1, 0);
140    else
141       OUT_RING(ring, 0);
142 
143    OUT_RING(ring, view->tex2);
144    OUT_RING(ring, sampler->tex3 | view->tex3);
145    OUT_RING(ring, sampler->tex4 | view->tex4);
146 
147    if (rsc && rsc->b.b.last_level)
148       OUT_RELOC(ring, rsc->bo, fd_resource_offset(rsc, 1, 0), view->tex5, 0);
149    else
150       OUT_RING(ring, view->tex5);
151 
152    return (1 << const_idx);
153 }
154 
155 static void
emit_textures(struct fd_ringbuffer * ring,struct fd_context * ctx)156 emit_textures(struct fd_ringbuffer *ring, struct fd_context *ctx)
157 {
158    struct fd_texture_stateobj *fragtex = &ctx->tex[PIPE_SHADER_FRAGMENT];
159    struct fd_texture_stateobj *verttex = &ctx->tex[PIPE_SHADER_VERTEX];
160    texmask emitted = 0;
161    unsigned i;
162 
163    for (i = 0; i < verttex->num_samplers; i++)
164       if (verttex->samplers[i])
165          emitted |= emit_texture(ring, ctx, verttex, i, emitted);
166 
167    for (i = 0; i < fragtex->num_samplers; i++)
168       if (fragtex->samplers[i])
169          emitted |= emit_texture(ring, ctx, fragtex, i, emitted);
170 }
171 
172 void
fd2_emit_vertex_bufs(struct fd_ringbuffer * ring,uint32_t val,struct fd2_vertex_buf * vbufs,uint32_t n)173 fd2_emit_vertex_bufs(struct fd_ringbuffer *ring, uint32_t val,
174                      struct fd2_vertex_buf *vbufs, uint32_t n)
175 {
176    unsigned i;
177 
178    OUT_PKT3(ring, CP_SET_CONSTANT, 1 + (2 * n));
179    OUT_RING(ring, (0x1 << 16) | (val & 0xffff));
180    for (i = 0; i < n; i++) {
181       struct fd_resource *rsc = fd_resource(vbufs[i].prsc);
182       OUT_RELOC(ring, rsc->bo, vbufs[i].offset, 3, 0);
183       OUT_RING(ring, vbufs[i].size);
184    }
185 }
186 
187 void
fd2_emit_state_binning(struct fd_context * ctx,const enum fd_dirty_3d_state dirty)188 fd2_emit_state_binning(struct fd_context *ctx,
189                        const enum fd_dirty_3d_state dirty)
190 {
191    struct fd2_blend_stateobj *blend = fd2_blend_stateobj(ctx->blend);
192    struct fd_ringbuffer *ring = ctx->batch->binning;
193 
194    /* subset of fd2_emit_state needed for hw binning on a20x */
195 
196    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_VTXSTATE))
197       fd2_program_emit(ctx, ring, &ctx->prog);
198 
199    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_CONST)) {
200       emit_constants(ring, VS_CONST_BASE * 4,
201                      &ctx->constbuf[PIPE_SHADER_VERTEX],
202                      (dirty & FD_DIRTY_PROG) ? ctx->prog.vs : NULL);
203    }
204 
205    if (dirty & FD_DIRTY_VIEWPORT) {
206       struct pipe_viewport_state *vp = & ctx->viewport[0];
207 
208       OUT_PKT3(ring, CP_SET_CONSTANT, 9);
209       OUT_RING(ring, 0x00000184);
210       OUT_RING(ring, fui(vp->translate[0]));
211       OUT_RING(ring, fui(vp->translate[1]));
212       OUT_RING(ring, fui(vp->translate[2]));
213       OUT_RING(ring, fui(0.0f));
214       OUT_RING(ring, fui(vp->scale[0]));
215       OUT_RING(ring, fui(vp->scale[1]));
216       OUT_RING(ring, fui(vp->scale[2]));
217       OUT_RING(ring, fui(0.0f));
218    }
219 
220    /* not sure why this is needed */
221    if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
222       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
223       OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_CONTROL));
224       OUT_RING(ring, blend->rb_blendcontrol);
225 
226       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
227       OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
228       OUT_RING(ring, blend->rb_colormask);
229    }
230 
231    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
232    OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_SC_MODE_CNTL));
233    OUT_RING(ring, A2XX_PA_SU_SC_MODE_CNTL_FACE_KILL_ENABLE);
234 }
235 
236 void
fd2_emit_state(struct fd_context * ctx,const enum fd_dirty_3d_state dirty)237 fd2_emit_state(struct fd_context *ctx, const enum fd_dirty_3d_state dirty)
238 {
239    struct fd2_blend_stateobj *blend = fd2_blend_stateobj(ctx->blend);
240    struct fd2_zsa_stateobj *zsa = fd2_zsa_stateobj(ctx->zsa);
241    struct fd2_shader_stateobj *fs = ctx->prog.fs;
242    struct fd_ringbuffer *ring = ctx->batch->draw;
243 
244    /* NOTE: we probably want to eventually refactor this so each state
245     * object handles emitting it's own state..  although the mapping of
246     * state to registers is not always orthogonal, sometimes a single
247     * register contains bitfields coming from multiple state objects,
248     * so not sure the best way to deal with that yet.
249     */
250 
251    if (dirty & FD_DIRTY_SAMPLE_MASK) {
252       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
253       OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_AA_MASK));
254       OUT_RING(ring, ctx->sample_mask);
255    }
256 
257    if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_STENCIL_REF | FD_DIRTY_PROG)) {
258       struct pipe_stencil_ref *sr = &ctx->stencil_ref;
259       uint32_t val = zsa->rb_depthcontrol;
260 
261       if (fs->has_kill)
262          val &= ~A2XX_RB_DEPTHCONTROL_EARLY_Z_ENABLE;
263 
264       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
265       OUT_RING(ring, CP_REG(REG_A2XX_RB_DEPTHCONTROL));
266       OUT_RING(ring, val);
267 
268       OUT_PKT3(ring, CP_SET_CONSTANT, 4);
269       OUT_RING(ring, CP_REG(REG_A2XX_RB_STENCILREFMASK_BF));
270       OUT_RING(ring, zsa->rb_stencilrefmask_bf |
271                         A2XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[1]));
272       OUT_RING(ring, zsa->rb_stencilrefmask |
273                         A2XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[0]));
274       OUT_RING(ring, zsa->rb_alpha_ref);
275    }
276 
277    if (ctx->rasterizer && dirty & FD_DIRTY_RASTERIZER) {
278       struct fd2_rasterizer_stateobj *rasterizer =
279          fd2_rasterizer_stateobj(ctx->rasterizer);
280       OUT_PKT3(ring, CP_SET_CONSTANT, 3);
281       OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_CLIP_CNTL));
282       OUT_RING(ring, rasterizer->pa_cl_clip_cntl);
283       OUT_RING(ring, rasterizer->pa_su_sc_mode_cntl |
284                         A2XX_PA_SU_SC_MODE_CNTL_VTX_WINDOW_OFFSET_ENABLE);
285 
286       OUT_PKT3(ring, CP_SET_CONSTANT, 5);
287       OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_POINT_SIZE));
288       OUT_RING(ring, rasterizer->pa_su_point_size);
289       OUT_RING(ring, rasterizer->pa_su_point_minmax);
290       OUT_RING(ring, rasterizer->pa_su_line_cntl);
291       OUT_RING(ring, rasterizer->pa_sc_line_stipple);
292 
293       OUT_PKT3(ring, CP_SET_CONSTANT, 6);
294       OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_VTX_CNTL));
295       OUT_RING(ring, rasterizer->pa_su_vtx_cntl);
296       OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_VERT_CLIP_ADJ */
297       OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_VERT_DISC_ADJ */
298       OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_HORZ_CLIP_ADJ */
299       OUT_RING(ring, fui(1.0f)); /* PA_CL_GB_HORZ_DISC_ADJ */
300 
301       if (rasterizer->base.offset_tri) {
302          /* TODO: why multiply scale by 2 ? without it deqp test fails
303           * deqp/piglit tests aren't very precise
304           */
305          OUT_PKT3(ring, CP_SET_CONSTANT, 5);
306          OUT_RING(ring, CP_REG(REG_A2XX_PA_SU_POLY_OFFSET_FRONT_SCALE));
307          OUT_RING(ring,
308                   fui(rasterizer->base.offset_scale * 2.0f)); /* FRONT_SCALE */
309          OUT_RING(ring, fui(rasterizer->base.offset_units));  /* FRONT_OFFSET */
310          OUT_RING(ring,
311                   fui(rasterizer->base.offset_scale * 2.0f)); /* BACK_SCALE */
312          OUT_RING(ring, fui(rasterizer->base.offset_units));  /* BACK_OFFSET */
313       }
314    }
315 
316    /* NOTE: scissor enabled bit is part of rasterizer state: */
317    if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER)) {
318       struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
319 
320       OUT_PKT3(ring, CP_SET_CONSTANT, 3);
321       OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_WINDOW_SCISSOR_TL));
322       OUT_RING(ring, xy2d(scissor->minx, /* PA_SC_WINDOW_SCISSOR_TL */
323                           scissor->miny));
324       OUT_RING(ring, xy2d(scissor->maxx, /* PA_SC_WINDOW_SCISSOR_BR */
325                           scissor->maxy));
326 
327       ctx->batch->max_scissor.minx =
328          MIN2(ctx->batch->max_scissor.minx, scissor->minx);
329       ctx->batch->max_scissor.miny =
330          MIN2(ctx->batch->max_scissor.miny, scissor->miny);
331       ctx->batch->max_scissor.maxx =
332          MAX2(ctx->batch->max_scissor.maxx, scissor->maxx);
333       ctx->batch->max_scissor.maxy =
334          MAX2(ctx->batch->max_scissor.maxy, scissor->maxy);
335    }
336 
337    if (dirty & FD_DIRTY_VIEWPORT) {
338       struct pipe_viewport_state *vp = & ctx->viewport[0];
339 
340       OUT_PKT3(ring, CP_SET_CONSTANT, 7);
341       OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_VPORT_XSCALE));
342       OUT_RING(ring, fui(vp->scale[0]));     /* PA_CL_VPORT_XSCALE */
343       OUT_RING(ring, fui(vp->translate[0])); /* PA_CL_VPORT_XOFFSET */
344       OUT_RING(ring, fui(vp->scale[1]));     /* PA_CL_VPORT_YSCALE */
345       OUT_RING(ring, fui(vp->translate[1])); /* PA_CL_VPORT_YOFFSET */
346       OUT_RING(ring, fui(vp->scale[2]));     /* PA_CL_VPORT_ZSCALE */
347       OUT_RING(ring, fui(vp->translate[2])); /* PA_CL_VPORT_ZOFFSET */
348 
349       /* set viewport in C65/C66, for a20x hw binning and fragcoord.z */
350       OUT_PKT3(ring, CP_SET_CONSTANT, 9);
351       OUT_RING(ring, 0x00000184);
352 
353       OUT_RING(ring, fui(vp->translate[0]));
354       OUT_RING(ring, fui(vp->translate[1]));
355       OUT_RING(ring, fui(vp->translate[2]));
356       OUT_RING(ring, fui(0.0f));
357 
358       OUT_RING(ring, fui(vp->scale[0]));
359       OUT_RING(ring, fui(vp->scale[1]));
360       OUT_RING(ring, fui(vp->scale[2]));
361       OUT_RING(ring, fui(0.0f));
362    }
363 
364    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_VTXSTATE | FD_DIRTY_TEXSTATE))
365       fd2_program_emit(ctx, ring, &ctx->prog);
366 
367    if (dirty & (FD_DIRTY_PROG | FD_DIRTY_CONST)) {
368       emit_constants(ring, VS_CONST_BASE * 4,
369                      &ctx->constbuf[PIPE_SHADER_VERTEX],
370                      (dirty & FD_DIRTY_PROG) ? ctx->prog.vs : NULL);
371       emit_constants(ring, PS_CONST_BASE * 4,
372                      &ctx->constbuf[PIPE_SHADER_FRAGMENT],
373                      (dirty & FD_DIRTY_PROG) ? ctx->prog.fs : NULL);
374    }
375 
376    if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_ZSA)) {
377       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
378       OUT_RING(ring, CP_REG(REG_A2XX_RB_COLORCONTROL));
379       OUT_RING(ring, zsa->rb_colorcontrol | blend->rb_colorcontrol);
380    }
381 
382    if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
383       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
384       OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_CONTROL));
385       OUT_RING(ring, blend->rb_blendcontrol);
386 
387       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
388       OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
389       OUT_RING(ring, blend->rb_colormask);
390    }
391 
392    if (dirty & FD_DIRTY_BLEND_COLOR) {
393       OUT_PKT3(ring, CP_SET_CONSTANT, 5);
394       OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_RED));
395       OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[0]));
396       OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[1]));
397       OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[2]));
398       OUT_RING(ring, float_to_ubyte(ctx->blend_color.color[3]));
399    }
400 
401    if (dirty & (FD_DIRTY_TEX | FD_DIRTY_PROG))
402       emit_textures(ring, ctx);
403 }
404 
405 /* emit per-context initialization:
406  */
407 void
fd2_emit_restore(struct fd_context * ctx,struct fd_ringbuffer * ring)408 fd2_emit_restore(struct fd_context *ctx, struct fd_ringbuffer *ring)
409 {
410    if (is_a20x(ctx->screen)) {
411       OUT_PKT0(ring, REG_A2XX_RB_BC_CONTROL, 1);
412       OUT_RING(ring, A2XX_RB_BC_CONTROL_ACCUM_TIMEOUT_SELECT(3) |
413                         A2XX_RB_BC_CONTROL_DISABLE_LZ_NULL_ZCMD_DROP |
414                         A2XX_RB_BC_CONTROL_ENABLE_CRC_UPDATE |
415                         A2XX_RB_BC_CONTROL_ACCUM_DATA_FIFO_LIMIT(8) |
416                         A2XX_RB_BC_CONTROL_MEM_EXPORT_TIMEOUT_SELECT(3));
417 
418       /* not sure why this is required */
419       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
420       OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_VIZ_QUERY));
421       OUT_RING(ring, A2XX_PA_SC_VIZ_QUERY_VIZ_QUERY_ID(16));
422 
423       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
424       OUT_RING(ring, CP_REG(REG_A2XX_VGT_VERTEX_REUSE_BLOCK_CNTL));
425       OUT_RING(ring, 0x00000002);
426 
427       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
428       OUT_RING(ring, CP_REG(REG_A2XX_VGT_OUT_DEALLOC_CNTL));
429       OUT_RING(ring, 0x00000002);
430    } else {
431       OUT_PKT3(ring, CP_SET_CONSTANT, 2);
432       OUT_RING(ring, CP_REG(REG_A2XX_VGT_VERTEX_REUSE_BLOCK_CNTL));
433       OUT_RING(ring, 0x0000003b);
434    }
435 
436    /* enable perfcntrs */
437    OUT_PKT0(ring, REG_A2XX_CP_PERFMON_CNTL, 1);
438    OUT_RING(ring, COND(FD_DBG(PERFC), 1));
439 
440    /* note: perfcntrs don't work without the PM_OVERRIDE bit */
441    OUT_PKT0(ring, REG_A2XX_RBBM_PM_OVERRIDE1, 2);
442    OUT_RING(ring, 0xffffffff);
443    OUT_RING(ring, 0x00000fff);
444 
445    OUT_PKT0(ring, REG_A2XX_TP0_CHICKEN, 1);
446    OUT_RING(ring, 0x00000002);
447 
448    OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
449    OUT_RING(ring, 0x00007fff);
450 
451    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
452    OUT_RING(ring, CP_REG(REG_A2XX_SQ_VS_CONST));
453    OUT_RING(ring, A2XX_SQ_VS_CONST_BASE(VS_CONST_BASE) |
454                      A2XX_SQ_VS_CONST_SIZE(0x100));
455 
456    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
457    OUT_RING(ring, CP_REG(REG_A2XX_SQ_PS_CONST));
458    OUT_RING(ring,
459             A2XX_SQ_PS_CONST_BASE(PS_CONST_BASE) | A2XX_SQ_PS_CONST_SIZE(0xe0));
460 
461    OUT_PKT3(ring, CP_SET_CONSTANT, 3);
462    OUT_RING(ring, CP_REG(REG_A2XX_VGT_MAX_VTX_INDX));
463    OUT_RING(ring, 0xffffffff); /* VGT_MAX_VTX_INDX */
464    OUT_RING(ring, 0x00000000); /* VGT_MIN_VTX_INDX */
465 
466    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
467    OUT_RING(ring, CP_REG(REG_A2XX_VGT_INDX_OFFSET));
468    OUT_RING(ring, 0x00000000);
469 
470    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
471    OUT_RING(ring, CP_REG(REG_A2XX_SQ_CONTEXT_MISC));
472    OUT_RING(ring, A2XX_SQ_CONTEXT_MISC_SC_SAMPLE_CNTL(CENTERS_ONLY));
473 
474    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
475    OUT_RING(ring, CP_REG(REG_A2XX_SQ_INTERPOLATOR_CNTL));
476    OUT_RING(ring, 0xffffffff);
477 
478    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
479    OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_AA_CONFIG));
480    OUT_RING(ring, 0x00000000);
481 
482    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
483    OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_LINE_CNTL));
484    OUT_RING(ring, 0x00000000);
485 
486    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
487    OUT_RING(ring, CP_REG(REG_A2XX_PA_SC_WINDOW_OFFSET));
488    OUT_RING(ring, 0x00000000);
489 
490    // XXX we change this dynamically for draw/clear.. vs gmem<->mem..
491    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
492    OUT_RING(ring, CP_REG(REG_A2XX_RB_MODECONTROL));
493    OUT_RING(ring, A2XX_RB_MODECONTROL_EDRAM_MODE(COLOR_DEPTH));
494 
495    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
496    OUT_RING(ring, CP_REG(REG_A2XX_RB_SAMPLE_POS));
497    OUT_RING(ring, 0x88888888);
498 
499    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
500    OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_DEST_MASK));
501    OUT_RING(ring, 0xffffffff);
502 
503    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
504    OUT_RING(ring, CP_REG(REG_A2XX_RB_COPY_DEST_INFO));
505    OUT_RING(ring, A2XX_RB_COPY_DEST_INFO_FORMAT(COLORX_4_4_4_4) |
506                      A2XX_RB_COPY_DEST_INFO_WRITE_RED |
507                      A2XX_RB_COPY_DEST_INFO_WRITE_GREEN |
508                      A2XX_RB_COPY_DEST_INFO_WRITE_BLUE |
509                      A2XX_RB_COPY_DEST_INFO_WRITE_ALPHA);
510 
511    OUT_PKT3(ring, CP_SET_CONSTANT, 3);
512    OUT_RING(ring, CP_REG(REG_A2XX_SQ_WRAPPING_0));
513    OUT_RING(ring, 0x00000000); /* SQ_WRAPPING_0 */
514    OUT_RING(ring, 0x00000000); /* SQ_WRAPPING_1 */
515 
516    OUT_PKT3(ring, CP_SET_DRAW_INIT_FLAGS, 1);
517    OUT_RING(ring, 0x00000000);
518 
519    OUT_PKT3(ring, CP_WAIT_REG_EQ, 4);
520    OUT_RING(ring, 0x000005d0);
521    OUT_RING(ring, 0x00000000);
522    OUT_RING(ring, 0x5f601000);
523    OUT_RING(ring, 0x00000001);
524 
525    OUT_PKT0(ring, REG_A2XX_SQ_INST_STORE_MANAGMENT, 1);
526    OUT_RING(ring, 0x00000180);
527 
528    OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
529    OUT_RING(ring, 0x00000300);
530 
531    OUT_PKT3(ring, CP_SET_SHADER_BASES, 1);
532    OUT_RING(ring, 0x80000180);
533 
534    /* not sure what this form of CP_SET_CONSTANT is.. */
535    OUT_PKT3(ring, CP_SET_CONSTANT, 13);
536    OUT_RING(ring, 0x00000000);
537    OUT_RING(ring, 0x00000000);
538    OUT_RING(ring, 0x00000000);
539    OUT_RING(ring, 0x00000000);
540    OUT_RING(ring, 0x00000000);
541    OUT_RING(ring, 0x469c4000);
542    OUT_RING(ring, 0x3f800000);
543    OUT_RING(ring, 0x3f000000);
544    OUT_RING(ring, 0x00000000);
545    OUT_RING(ring, 0x40000000);
546    OUT_RING(ring, 0x3f400000);
547    OUT_RING(ring, 0x3ec00000);
548    OUT_RING(ring, 0x3e800000);
549 
550    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
551    OUT_RING(ring, CP_REG(REG_A2XX_RB_COLOR_MASK));
552    OUT_RING(ring,
553             A2XX_RB_COLOR_MASK_WRITE_RED | A2XX_RB_COLOR_MASK_WRITE_GREEN |
554                A2XX_RB_COLOR_MASK_WRITE_BLUE | A2XX_RB_COLOR_MASK_WRITE_ALPHA);
555 
556    OUT_PKT3(ring, CP_SET_CONSTANT, 5);
557    OUT_RING(ring, CP_REG(REG_A2XX_RB_BLEND_RED));
558    OUT_RING(ring, 0x00000000); /* RB_BLEND_RED */
559    OUT_RING(ring, 0x00000000); /* RB_BLEND_GREEN */
560    OUT_RING(ring, 0x00000000); /* RB_BLEND_BLUE */
561    OUT_RING(ring, 0x000000ff); /* RB_BLEND_ALPHA */
562 
563    OUT_PKT3(ring, CP_SET_CONSTANT, 2);
564    OUT_RING(ring, CP_REG(REG_A2XX_PA_CL_VTE_CNTL));
565    OUT_RING(ring, A2XX_PA_CL_VTE_CNTL_VTX_W0_FMT |
566                      A2XX_PA_CL_VTE_CNTL_VPORT_X_SCALE_ENA |
567                      A2XX_PA_CL_VTE_CNTL_VPORT_X_OFFSET_ENA |
568                      A2XX_PA_CL_VTE_CNTL_VPORT_Y_SCALE_ENA |
569                      A2XX_PA_CL_VTE_CNTL_VPORT_Y_OFFSET_ENA |
570                      A2XX_PA_CL_VTE_CNTL_VPORT_Z_SCALE_ENA |
571                      A2XX_PA_CL_VTE_CNTL_VPORT_Z_OFFSET_ENA);
572 }
573 
574 void
fd2_emit_init_screen(struct pipe_screen * pscreen)575 fd2_emit_init_screen(struct pipe_screen *pscreen)
576 {
577    struct fd_screen *screen = fd_screen(pscreen);
578    screen->emit_ib = fd2_emit_ib;
579 }
580 
581 void
fd2_emit_init(struct pipe_context * pctx)582 fd2_emit_init(struct pipe_context *pctx)
583 {
584 }
585