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1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
2 
3 /*
4  * Copyright (C) 2013 Rob Clark <robclark@freedesktop.org>
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the next
14  * paragraph) shall be included in all copies or substantial portions of the
15  * Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23  * SOFTWARE.
24  *
25  * Authors:
26  *    Rob Clark <robclark@freedesktop.org>
27  */
28 
29 #include "pipe/p_state.h"
30 #include "util/u_string.h"
31 #include "util/u_memory.h"
32 #include "util/u_helpers.h"
33 #include "util/u_format.h"
34 #include "util/u_viewport.h"
35 
36 #include "freedreno_resource.h"
37 #include "freedreno_query_hw.h"
38 
39 #include "fd3_emit.h"
40 #include "fd3_blend.h"
41 #include "fd3_context.h"
42 #include "fd3_program.h"
43 #include "fd3_rasterizer.h"
44 #include "fd3_texture.h"
45 #include "fd3_format.h"
46 #include "fd3_zsa.h"
47 
48 static const enum adreno_state_block sb[] = {
49 	[SHADER_VERTEX]   = SB_VERT_SHADER,
50 	[SHADER_FRAGMENT] = SB_FRAG_SHADER,
51 };
52 
53 /* regid:          base const register
54  * prsc or dwords: buffer containing constant values
55  * sizedwords:     size of const value buffer
56  */
57 static void
fd3_emit_const(struct fd_ringbuffer * ring,enum shader_t type,uint32_t regid,uint32_t offset,uint32_t sizedwords,const uint32_t * dwords,struct pipe_resource * prsc)58 fd3_emit_const(struct fd_ringbuffer *ring, enum shader_t type,
59 		uint32_t regid, uint32_t offset, uint32_t sizedwords,
60 		const uint32_t *dwords, struct pipe_resource *prsc)
61 {
62 	uint32_t i, sz;
63 	enum adreno_state_src src;
64 
65 	debug_assert((regid % 4) == 0);
66 	debug_assert((sizedwords % 4) == 0);
67 
68 	if (prsc) {
69 		sz = 0;
70 		src = SS_INDIRECT;
71 	} else {
72 		sz = sizedwords;
73 		src = SS_DIRECT;
74 	}
75 
76 	OUT_PKT3(ring, CP_LOAD_STATE, 2 + sz);
77 	OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(regid/2) |
78 			CP_LOAD_STATE_0_STATE_SRC(src) |
79 			CP_LOAD_STATE_0_STATE_BLOCK(sb[type]) |
80 			CP_LOAD_STATE_0_NUM_UNIT(sizedwords/2));
81 	if (prsc) {
82 		struct fd_bo *bo = fd_resource(prsc)->bo;
83 		OUT_RELOC(ring, bo, offset,
84 				CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS), 0);
85 	} else {
86 		OUT_RING(ring, CP_LOAD_STATE_1_EXT_SRC_ADDR(0) |
87 				CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS));
88 		dwords = (uint32_t *)&((uint8_t *)dwords)[offset];
89 	}
90 	for (i = 0; i < sz; i++) {
91 		OUT_RING(ring, dwords[i]);
92 	}
93 }
94 
95 static void
fd3_emit_const_bo(struct fd_ringbuffer * ring,enum shader_t type,boolean write,uint32_t regid,uint32_t num,struct pipe_resource ** prscs,uint32_t * offsets)96 fd3_emit_const_bo(struct fd_ringbuffer *ring, enum shader_t type, boolean write,
97 		uint32_t regid, uint32_t num, struct pipe_resource **prscs, uint32_t *offsets)
98 {
99 	uint32_t anum = align(num, 4);
100 	uint32_t i;
101 
102 	debug_assert((regid % 4) == 0);
103 
104 	OUT_PKT3(ring, CP_LOAD_STATE, 2 + anum);
105 	OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(regid/2) |
106 			CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
107 			CP_LOAD_STATE_0_STATE_BLOCK(sb[type]) |
108 			CP_LOAD_STATE_0_NUM_UNIT(anum/2));
109 	OUT_RING(ring, CP_LOAD_STATE_1_EXT_SRC_ADDR(0) |
110 			CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS));
111 
112 	for (i = 0; i < num; i++) {
113 		if (prscs[i]) {
114 			if (write) {
115 				OUT_RELOCW(ring, fd_resource(prscs[i])->bo, offsets[i], 0, 0);
116 			} else {
117 				OUT_RELOC(ring, fd_resource(prscs[i])->bo, offsets[i], 0, 0);
118 			}
119 		} else {
120 			OUT_RING(ring, 0xbad00000 | (i << 16));
121 		}
122 	}
123 
124 	for (; i < anum; i++)
125 		OUT_RING(ring, 0xffffffff);
126 }
127 
128 #define VERT_TEX_OFF    0
129 #define FRAG_TEX_OFF    16
130 #define BASETABLE_SZ    A3XX_MAX_MIP_LEVELS
131 
132 static void
emit_textures(struct fd_context * ctx,struct fd_ringbuffer * ring,enum adreno_state_block sb,struct fd_texture_stateobj * tex)133 emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
134 		enum adreno_state_block sb, struct fd_texture_stateobj *tex)
135 {
136 	static const unsigned tex_off[] = {
137 			[SB_VERT_TEX] = VERT_TEX_OFF,
138 			[SB_FRAG_TEX] = FRAG_TEX_OFF,
139 	};
140 	static const enum adreno_state_block mipaddr[] = {
141 			[SB_VERT_TEX] = SB_VERT_MIPADDR,
142 			[SB_FRAG_TEX] = SB_FRAG_MIPADDR,
143 	};
144 	static const uint32_t bcolor_reg[] = {
145 			[SB_VERT_TEX] = REG_A3XX_TPL1_TP_VS_BORDER_COLOR_BASE_ADDR,
146 			[SB_FRAG_TEX] = REG_A3XX_TPL1_TP_FS_BORDER_COLOR_BASE_ADDR,
147 	};
148 	struct fd3_context *fd3_ctx = fd3_context(ctx);
149 	bool needs_border = false;
150 	unsigned i, j;
151 
152 	if (tex->num_samplers > 0) {
153 		/* output sampler state: */
154 		OUT_PKT3(ring, CP_LOAD_STATE, 2 + (2 * tex->num_samplers));
155 		OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(tex_off[sb]) |
156 				CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
157 				CP_LOAD_STATE_0_STATE_BLOCK(sb) |
158 				CP_LOAD_STATE_0_NUM_UNIT(tex->num_samplers));
159 		OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER) |
160 				CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
161 		for (i = 0; i < tex->num_samplers; i++) {
162 			static const struct fd3_sampler_stateobj dummy_sampler = {};
163 			const struct fd3_sampler_stateobj *sampler = tex->samplers[i] ?
164 					fd3_sampler_stateobj(tex->samplers[i]) :
165 					&dummy_sampler;
166 
167 			OUT_RING(ring, sampler->texsamp0);
168 			OUT_RING(ring, sampler->texsamp1);
169 
170 			needs_border |= sampler->needs_border;
171 		}
172 	}
173 
174 	if (tex->num_textures > 0) {
175 		/* emit texture state: */
176 		OUT_PKT3(ring, CP_LOAD_STATE, 2 + (4 * tex->num_textures));
177 		OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(tex_off[sb]) |
178 				CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
179 				CP_LOAD_STATE_0_STATE_BLOCK(sb) |
180 				CP_LOAD_STATE_0_NUM_UNIT(tex->num_textures));
181 		OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
182 				CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
183 		for (i = 0; i < tex->num_textures; i++) {
184 			static const struct fd3_pipe_sampler_view dummy_view = {};
185 			const struct fd3_pipe_sampler_view *view = tex->textures[i] ?
186 					fd3_pipe_sampler_view(tex->textures[i]) :
187 					&dummy_view;
188 			OUT_RING(ring, view->texconst0);
189 			OUT_RING(ring, view->texconst1);
190 			OUT_RING(ring, view->texconst2 |
191 					A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
192 			OUT_RING(ring, view->texconst3);
193 		}
194 
195 		/* emit mipaddrs: */
196 		OUT_PKT3(ring, CP_LOAD_STATE, 2 + (BASETABLE_SZ * tex->num_textures));
197 		OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(BASETABLE_SZ * tex_off[sb]) |
198 				CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
199 				CP_LOAD_STATE_0_STATE_BLOCK(mipaddr[sb]) |
200 				CP_LOAD_STATE_0_NUM_UNIT(BASETABLE_SZ * tex->num_textures));
201 		OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
202 				CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
203 		for (i = 0; i < tex->num_textures; i++) {
204 			static const struct fd3_pipe_sampler_view dummy_view = {
205 					.base.target = PIPE_TEXTURE_1D, /* anything !PIPE_BUFFER */
206 					.base.u.tex.first_level = 1,
207 			};
208 			const struct fd3_pipe_sampler_view *view = tex->textures[i] ?
209 					fd3_pipe_sampler_view(tex->textures[i]) :
210 					&dummy_view;
211 			struct fd_resource *rsc = fd_resource(view->base.texture);
212 			if (rsc && rsc->base.b.target == PIPE_BUFFER) {
213 				OUT_RELOC(ring, rsc->bo, view->base.u.buf.offset, 0, 0);
214 				j = 1;
215 			} else {
216 				unsigned start = fd_sampler_first_level(&view->base);
217 				unsigned end   = fd_sampler_last_level(&view->base);
218 
219 				for (j = 0; j < (end - start + 1); j++) {
220 					struct fd_resource_slice *slice =
221 						fd_resource_slice(rsc, j + start);
222 					OUT_RELOC(ring, rsc->bo, slice->offset, 0, 0);
223 				}
224 			}
225 
226 			/* pad the remaining entries w/ null: */
227 			for (; j < BASETABLE_SZ; j++) {
228 				OUT_RING(ring, 0x00000000);
229 			}
230 		}
231 	}
232 
233 	if (needs_border) {
234 		unsigned off;
235 		void *ptr;
236 
237 		u_upload_alloc(fd3_ctx->border_color_uploader,
238 				0, BORDER_COLOR_UPLOAD_SIZE,
239 			       BORDER_COLOR_UPLOAD_SIZE, &off,
240 				&fd3_ctx->border_color_buf,
241 				&ptr);
242 
243 		fd_setup_border_colors(tex, ptr, tex_off[sb]);
244 
245 		OUT_PKT0(ring, bcolor_reg[sb], 1);
246 		OUT_RELOC(ring, fd_resource(fd3_ctx->border_color_buf)->bo, off, 0, 0);
247 
248 		u_upload_unmap(fd3_ctx->border_color_uploader);
249 	}
250 }
251 
252 /* emit texture state for mem->gmem restore operation.. eventually it would
253  * be good to get rid of this and use normal CSO/etc state for more of these
254  * special cases, but for now the compiler is not sufficient..
255  *
256  * Also, for using normal state, not quite sure how to handle the special
257  * case format (fd3_gmem_restore_format()) stuff for restoring depth/stencil.
258  */
259 void
fd3_emit_gmem_restore_tex(struct fd_ringbuffer * ring,struct pipe_surface ** psurf,int bufs)260 fd3_emit_gmem_restore_tex(struct fd_ringbuffer *ring,
261 						  struct pipe_surface **psurf,
262 						  int bufs)
263 {
264 	int i, j;
265 
266 	/* output sampler state: */
267 	OUT_PKT3(ring, CP_LOAD_STATE, 2 + 2 * bufs);
268 	OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(FRAG_TEX_OFF) |
269 			CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
270 			CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_TEX) |
271 			CP_LOAD_STATE_0_NUM_UNIT(bufs));
272 	OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_SHADER) |
273 			CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
274 	for (i = 0; i < bufs; i++) {
275 		OUT_RING(ring, A3XX_TEX_SAMP_0_XY_MAG(A3XX_TEX_NEAREST) |
276 				 A3XX_TEX_SAMP_0_XY_MIN(A3XX_TEX_NEAREST) |
277 				 A3XX_TEX_SAMP_0_WRAP_S(A3XX_TEX_CLAMP_TO_EDGE) |
278 				 A3XX_TEX_SAMP_0_WRAP_T(A3XX_TEX_CLAMP_TO_EDGE) |
279 				 A3XX_TEX_SAMP_0_WRAP_R(A3XX_TEX_REPEAT));
280 		OUT_RING(ring, 0x00000000);
281 	}
282 
283 	/* emit texture state: */
284 	OUT_PKT3(ring, CP_LOAD_STATE, 2 + 4 * bufs);
285 	OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(FRAG_TEX_OFF) |
286 			CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
287 			CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_TEX) |
288 			CP_LOAD_STATE_0_NUM_UNIT(bufs));
289 	OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
290 			CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
291 	for (i = 0; i < bufs; i++) {
292 		if (!psurf[i]) {
293 			OUT_RING(ring, A3XX_TEX_CONST_0_TYPE(A3XX_TEX_2D) |
294 				A3XX_TEX_CONST_0_SWIZ_X(A3XX_TEX_ONE) |
295 				A3XX_TEX_CONST_0_SWIZ_Y(A3XX_TEX_ONE) |
296 				A3XX_TEX_CONST_0_SWIZ_Z(A3XX_TEX_ONE) |
297 				A3XX_TEX_CONST_0_SWIZ_W(A3XX_TEX_ONE));
298 			OUT_RING(ring, 0x00000000);
299 			OUT_RING(ring, A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
300 			OUT_RING(ring, 0x00000000);
301 			continue;
302 		}
303 
304 		struct fd_resource *rsc = fd_resource(psurf[i]->texture);
305 		enum pipe_format format = fd_gmem_restore_format(psurf[i]->format);
306 		/* The restore blit_zs shader expects stencil in sampler 0, and depth
307 		 * in sampler 1
308 		 */
309 		if (rsc->stencil && i == 0) {
310 			rsc = rsc->stencil;
311 			format = fd_gmem_restore_format(rsc->base.b.format);
312 		}
313 
314 		/* note: PIPE_BUFFER disallowed for surfaces */
315 		unsigned lvl = psurf[i]->u.tex.level;
316 		struct fd_resource_slice *slice = fd_resource_slice(rsc, lvl);
317 
318 		debug_assert(psurf[i]->u.tex.first_layer == psurf[i]->u.tex.last_layer);
319 
320 		OUT_RING(ring, A3XX_TEX_CONST_0_FMT(fd3_pipe2tex(format)) |
321 				 A3XX_TEX_CONST_0_TYPE(A3XX_TEX_2D) |
322 				 fd3_tex_swiz(format,  PIPE_SWIZZLE_X, PIPE_SWIZZLE_Y,
323 							  PIPE_SWIZZLE_Z, PIPE_SWIZZLE_W));
324 		OUT_RING(ring, A3XX_TEX_CONST_1_FETCHSIZE(TFETCH_DISABLE) |
325 				 A3XX_TEX_CONST_1_WIDTH(psurf[i]->width) |
326 				 A3XX_TEX_CONST_1_HEIGHT(psurf[i]->height));
327 		OUT_RING(ring, A3XX_TEX_CONST_2_PITCH(slice->pitch * rsc->cpp) |
328 				 A3XX_TEX_CONST_2_INDX(BASETABLE_SZ * i));
329 		OUT_RING(ring, 0x00000000);
330 	}
331 
332 	/* emit mipaddrs: */
333 	OUT_PKT3(ring, CP_LOAD_STATE, 2 + BASETABLE_SZ * bufs);
334 	OUT_RING(ring, CP_LOAD_STATE_0_DST_OFF(BASETABLE_SZ * FRAG_TEX_OFF) |
335 			CP_LOAD_STATE_0_STATE_SRC(SS_DIRECT) |
336 			CP_LOAD_STATE_0_STATE_BLOCK(SB_FRAG_MIPADDR) |
337 			CP_LOAD_STATE_0_NUM_UNIT(BASETABLE_SZ * bufs));
338 	OUT_RING(ring, CP_LOAD_STATE_1_STATE_TYPE(ST_CONSTANTS) |
339 			CP_LOAD_STATE_1_EXT_SRC_ADDR(0));
340 	for (i = 0; i < bufs; i++) {
341 		if (psurf[i]) {
342 			struct fd_resource *rsc = fd_resource(psurf[i]->texture);
343 			/* Matches above logic for blit_zs shader */
344 			if (rsc->stencil && i == 0)
345 				rsc = rsc->stencil;
346 			unsigned lvl = psurf[i]->u.tex.level;
347 			uint32_t offset = fd_resource_offset(rsc, lvl, psurf[i]->u.tex.first_layer);
348 			OUT_RELOC(ring, rsc->bo, offset, 0, 0);
349 		} else {
350 			OUT_RING(ring, 0x00000000);
351 		}
352 
353 		/* pad the remaining entries w/ null: */
354 		for (j = 1; j < BASETABLE_SZ; j++) {
355 			OUT_RING(ring, 0x00000000);
356 		}
357 	}
358 }
359 
360 void
fd3_emit_vertex_bufs(struct fd_ringbuffer * ring,struct fd3_emit * emit)361 fd3_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd3_emit *emit)
362 {
363 	int32_t i, j, last = -1;
364 	uint32_t total_in = 0;
365 	const struct fd_vertex_state *vtx = emit->vtx;
366 	const struct ir3_shader_variant *vp = fd3_emit_get_vp(emit);
367 	unsigned vertex_regid = regid(63, 0);
368 	unsigned instance_regid = regid(63, 0);
369 	unsigned vtxcnt_regid = regid(63, 0);
370 
371 	/* Note that sysvals come *after* normal inputs: */
372 	for (i = 0; i < vp->inputs_count; i++) {
373 		if (!vp->inputs[i].compmask)
374 			continue;
375 		if (vp->inputs[i].sysval) {
376 			switch(vp->inputs[i].slot) {
377 			case SYSTEM_VALUE_BASE_VERTEX:
378 				/* handled elsewhere */
379 				break;
380 			case SYSTEM_VALUE_VERTEX_ID_ZERO_BASE:
381 				vertex_regid = vp->inputs[i].regid;
382 				break;
383 			case SYSTEM_VALUE_INSTANCE_ID:
384 				instance_regid = vp->inputs[i].regid;
385 				break;
386 			case SYSTEM_VALUE_VERTEX_CNT:
387 				vtxcnt_regid = vp->inputs[i].regid;
388 				break;
389 			default:
390 				unreachable("invalid system value");
391 				break;
392 			}
393 		} else if (i < vtx->vtx->num_elements) {
394 			last = i;
395 		}
396 	}
397 
398 	for (i = 0, j = 0; i <= last; i++) {
399 		assert(!vp->inputs[i].sysval);
400 		if (vp->inputs[i].compmask) {
401 			struct pipe_vertex_element *elem = &vtx->vtx->pipe[i];
402 			const struct pipe_vertex_buffer *vb =
403 					&vtx->vertexbuf.vb[elem->vertex_buffer_index];
404 			struct fd_resource *rsc = fd_resource(vb->buffer);
405 			enum pipe_format pfmt = elem->src_format;
406 			enum a3xx_vtx_fmt fmt = fd3_pipe2vtx(pfmt);
407 			bool switchnext = (i != last) ||
408 					(vertex_regid != regid(63, 0)) ||
409 					(instance_regid != regid(63, 0)) ||
410 					(vtxcnt_regid != regid(63, 0));
411 			bool isint = util_format_is_pure_integer(pfmt);
412 			uint32_t fs = util_format_get_blocksize(pfmt);
413 
414 			debug_assert(fmt != ~0);
415 
416 			OUT_PKT0(ring, REG_A3XX_VFD_FETCH(j), 2);
417 			OUT_RING(ring, A3XX_VFD_FETCH_INSTR_0_FETCHSIZE(fs - 1) |
418 					A3XX_VFD_FETCH_INSTR_0_BUFSTRIDE(vb->stride) |
419 					COND(switchnext, A3XX_VFD_FETCH_INSTR_0_SWITCHNEXT) |
420 					A3XX_VFD_FETCH_INSTR_0_INDEXCODE(j) |
421 					COND(elem->instance_divisor, A3XX_VFD_FETCH_INSTR_0_INSTANCED) |
422 					A3XX_VFD_FETCH_INSTR_0_STEPRATE(MAX2(1, elem->instance_divisor)));
423 			OUT_RELOC(ring, rsc->bo, vb->buffer_offset + elem->src_offset, 0, 0);
424 
425 			OUT_PKT0(ring, REG_A3XX_VFD_DECODE_INSTR(j), 1);
426 			OUT_RING(ring, A3XX_VFD_DECODE_INSTR_CONSTFILL |
427 					A3XX_VFD_DECODE_INSTR_WRITEMASK(vp->inputs[i].compmask) |
428 					A3XX_VFD_DECODE_INSTR_FORMAT(fmt) |
429 					A3XX_VFD_DECODE_INSTR_SWAP(fd3_pipe2swap(pfmt)) |
430 					A3XX_VFD_DECODE_INSTR_REGID(vp->inputs[i].regid) |
431 					A3XX_VFD_DECODE_INSTR_SHIFTCNT(fs) |
432 					A3XX_VFD_DECODE_INSTR_LASTCOMPVALID |
433 					COND(isint, A3XX_VFD_DECODE_INSTR_INT) |
434 					COND(switchnext, A3XX_VFD_DECODE_INSTR_SWITCHNEXT));
435 
436 			total_in += vp->inputs[i].ncomp;
437 			j++;
438 		}
439 	}
440 
441 	/* hw doesn't like to be configured for zero vbo's, it seems: */
442 	if (last < 0) {
443 		/* just recycle the shader bo, we just need to point to *something*
444 		 * valid:
445 		 */
446 		struct fd_bo *dummy_vbo = vp->bo;
447 		bool switchnext = (vertex_regid != regid(63, 0)) ||
448 				(instance_regid != regid(63, 0)) ||
449 				(vtxcnt_regid != regid(63, 0));
450 
451 		OUT_PKT0(ring, REG_A3XX_VFD_FETCH(0), 2);
452 		OUT_RING(ring, A3XX_VFD_FETCH_INSTR_0_FETCHSIZE(0) |
453 				A3XX_VFD_FETCH_INSTR_0_BUFSTRIDE(0) |
454 				COND(switchnext, A3XX_VFD_FETCH_INSTR_0_SWITCHNEXT) |
455 				A3XX_VFD_FETCH_INSTR_0_INDEXCODE(0) |
456 				A3XX_VFD_FETCH_INSTR_0_STEPRATE(1));
457 		OUT_RELOC(ring, dummy_vbo, 0, 0, 0);
458 
459 		OUT_PKT0(ring, REG_A3XX_VFD_DECODE_INSTR(0), 1);
460 		OUT_RING(ring, A3XX_VFD_DECODE_INSTR_CONSTFILL |
461 				A3XX_VFD_DECODE_INSTR_WRITEMASK(0x1) |
462 				A3XX_VFD_DECODE_INSTR_FORMAT(VFMT_8_UNORM) |
463 				A3XX_VFD_DECODE_INSTR_SWAP(XYZW) |
464 				A3XX_VFD_DECODE_INSTR_REGID(regid(0,0)) |
465 				A3XX_VFD_DECODE_INSTR_SHIFTCNT(1) |
466 				A3XX_VFD_DECODE_INSTR_LASTCOMPVALID |
467 				COND(switchnext, A3XX_VFD_DECODE_INSTR_SWITCHNEXT));
468 
469 		total_in = 1;
470 		j = 1;
471 	}
472 
473 	OUT_PKT0(ring, REG_A3XX_VFD_CONTROL_0, 2);
474 	OUT_RING(ring, A3XX_VFD_CONTROL_0_TOTALATTRTOVS(total_in) |
475 			A3XX_VFD_CONTROL_0_PACKETSIZE(2) |
476 			A3XX_VFD_CONTROL_0_STRMDECINSTRCNT(j) |
477 			A3XX_VFD_CONTROL_0_STRMFETCHINSTRCNT(j));
478 	OUT_RING(ring, A3XX_VFD_CONTROL_1_MAXSTORAGE(1) | // XXX
479 			A3XX_VFD_CONTROL_1_REGID4VTX(vertex_regid) |
480 			A3XX_VFD_CONTROL_1_REGID4INST(instance_regid));
481 
482 	OUT_PKT0(ring, REG_A3XX_VFD_VS_THREADING_THRESHOLD, 1);
483 	OUT_RING(ring, A3XX_VFD_VS_THREADING_THRESHOLD_REGID_THRESHOLD(15) |
484 			A3XX_VFD_VS_THREADING_THRESHOLD_REGID_VTXCNT(vtxcnt_regid));
485 }
486 
487 void
fd3_emit_state(struct fd_context * ctx,struct fd_ringbuffer * ring,struct fd3_emit * emit)488 fd3_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
489 		struct fd3_emit *emit)
490 {
491 	const struct ir3_shader_variant *vp = fd3_emit_get_vp(emit);
492 	const struct ir3_shader_variant *fp = fd3_emit_get_fp(emit);
493 	uint32_t dirty = emit->dirty;
494 
495 	emit_marker(ring, 5);
496 
497 	if (dirty & FD_DIRTY_SAMPLE_MASK) {
498 		OUT_PKT0(ring, REG_A3XX_RB_MSAA_CONTROL, 1);
499 		OUT_RING(ring, A3XX_RB_MSAA_CONTROL_DISABLE |
500 				A3XX_RB_MSAA_CONTROL_SAMPLES(MSAA_ONE) |
501 				A3XX_RB_MSAA_CONTROL_SAMPLE_MASK(ctx->sample_mask));
502 	}
503 
504 	if ((dirty & (FD_DIRTY_ZSA | FD_DIRTY_PROG | FD_DIRTY_BLEND_DUAL)) &&
505 		!emit->key.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->frag_coord, A3XX_RB_RENDER_CONTROL_XCOORD |
511 				A3XX_RB_RENDER_CONTROL_YCOORD |
512 				A3XX_RB_RENDER_CONTROL_ZCOORD |
513 				A3XX_RB_RENDER_CONTROL_WCOORD);
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->has_kill) {
549 			val |= A3XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE;
550 		}
551 		if (!ctx->rasterizer->depth_clip) {
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 = fd3_rasterizer_stateobj(ctx->rasterizer)
576 				->gras_cl_clip_cntl;
577 		uint8_t planes = ctx->rasterizer->clip_plane_enable;
578 		val |= COND(fp->writes_pos, A3XX_GRAS_CL_CLIP_CNTL_ZCLIP_DISABLE);
579 		val |= COND(fp->frag_coord, A3XX_GRAS_CL_CLIP_CNTL_ZCOORD |
580 				A3XX_GRAS_CL_CLIP_CNTL_WCOORD);
581 		if (!emit->key.ucp_enables)
582 			val |= A3XX_GRAS_CL_CLIP_CNTL_NUM_USER_CLIP_PLANES(
583 					MIN2(util_bitcount(planes), 6));
584 		OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
585 		OUT_RING(ring, val);
586 	}
587 
588 	if (dirty & (FD_DIRTY_RASTERIZER | FD_DIRTY_PROG | FD_DIRTY_UCP)) {
589 		uint32_t planes = ctx->rasterizer->clip_plane_enable;
590 		int count = 0;
591 
592 		if (emit->key.ucp_enables)
593 			planes = 0;
594 
595 		while (planes && count < 6) {
596 			int i = ffs(planes) - 1;
597 
598 			planes &= ~(1U << i);
599 			fd_wfi(ctx->batch, ring);
600 			OUT_PKT0(ring, REG_A3XX_GRAS_CL_USER_PLANE(count++), 4);
601 			OUT_RING(ring, fui(ctx->ucp.ucp[i][0]));
602 			OUT_RING(ring, fui(ctx->ucp.ucp[i][1]));
603 			OUT_RING(ring, fui(ctx->ucp.ucp[i][2]));
604 			OUT_RING(ring, fui(ctx->ucp.ucp[i][3]));
605 		}
606 	}
607 
608 	/* NOTE: since primitive_restart is not actually part of any
609 	 * state object, we need to make sure that we always emit
610 	 * PRIM_VTX_CNTL.. either that or be more clever and detect
611 	 * when it changes.
612 	 */
613 	if (emit->info) {
614 		const struct pipe_draw_info *info = emit->info;
615 		uint32_t val = fd3_rasterizer_stateobj(ctx->rasterizer)
616 				->pc_prim_vtx_cntl;
617 
618 		if (!emit->key.binning_pass) {
619 			uint32_t stride_in_vpc = align(fp->total_in, 4) / 4;
620 			if (stride_in_vpc > 0)
621 				stride_in_vpc = MAX2(stride_in_vpc, 2);
622 			val |= A3XX_PC_PRIM_VTX_CNTL_STRIDE_IN_VPC(stride_in_vpc);
623 		}
624 
625 		if (info->indexed && info->primitive_restart) {
626 			val |= A3XX_PC_PRIM_VTX_CNTL_PRIMITIVE_RESTART;
627 		}
628 
629 		val |= COND(vp->writes_psize, A3XX_PC_PRIM_VTX_CNTL_PSIZE);
630 
631 		OUT_PKT0(ring, REG_A3XX_PC_PRIM_VTX_CNTL, 1);
632 		OUT_RING(ring, val);
633 	}
634 
635 	if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER | FD_DIRTY_VIEWPORT)) {
636 		struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
637 		int minx = scissor->minx;
638 		int miny = scissor->miny;
639 		int maxx = scissor->maxx;
640 		int maxy = scissor->maxy;
641 
642 		/* Unfortunately there is no separate depth clip disable, only an all
643 		 * or nothing deal. So when we disable clipping, we must handle the
644 		 * viewport clip via scissors.
645 		 */
646 		if (!ctx->rasterizer->depth_clip) {
647 			struct pipe_viewport_state *vp = &ctx->viewport;
648 			minx = MAX2(minx, (int)floorf(vp->translate[0] - fabsf(vp->scale[0])));
649 			miny = MAX2(miny, (int)floorf(vp->translate[1] - fabsf(vp->scale[1])));
650 			maxx = MIN2(maxx, (int)ceilf(vp->translate[0] + fabsf(vp->scale[0])));
651 			maxy = MIN2(maxy, (int)ceilf(vp->translate[1] + fabsf(vp->scale[1])));
652 		}
653 
654 		OUT_PKT0(ring, REG_A3XX_GRAS_SC_WINDOW_SCISSOR_TL, 2);
655 		OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_TL_X(minx) |
656 				A3XX_GRAS_SC_WINDOW_SCISSOR_TL_Y(miny));
657 		OUT_RING(ring, A3XX_GRAS_SC_WINDOW_SCISSOR_BR_X(maxx - 1) |
658 				A3XX_GRAS_SC_WINDOW_SCISSOR_BR_Y(maxy - 1));
659 
660 		ctx->batch->max_scissor.minx = MIN2(ctx->batch->max_scissor.minx, minx);
661 		ctx->batch->max_scissor.miny = MIN2(ctx->batch->max_scissor.miny, miny);
662 		ctx->batch->max_scissor.maxx = MAX2(ctx->batch->max_scissor.maxx, maxx);
663 		ctx->batch->max_scissor.maxy = MAX2(ctx->batch->max_scissor.maxy, maxy);
664 	}
665 
666 	if (dirty & FD_DIRTY_VIEWPORT) {
667 		fd_wfi(ctx->batch, ring);
668 		OUT_PKT0(ring, REG_A3XX_GRAS_CL_VPORT_XOFFSET, 6);
669 		OUT_RING(ring, A3XX_GRAS_CL_VPORT_XOFFSET(ctx->viewport.translate[0] - 0.5));
670 		OUT_RING(ring, A3XX_GRAS_CL_VPORT_XSCALE(ctx->viewport.scale[0]));
671 		OUT_RING(ring, A3XX_GRAS_CL_VPORT_YOFFSET(ctx->viewport.translate[1] - 0.5));
672 		OUT_RING(ring, A3XX_GRAS_CL_VPORT_YSCALE(ctx->viewport.scale[1]));
673 		OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZOFFSET(ctx->viewport.translate[2]));
674 		OUT_RING(ring, A3XX_GRAS_CL_VPORT_ZSCALE(ctx->viewport.scale[2]));
675 	}
676 
677 	if (dirty & (FD_DIRTY_VIEWPORT | FD_DIRTY_RASTERIZER | FD_DIRTY_FRAMEBUFFER)) {
678 		float zmin, zmax;
679 		int depth = 24;
680 		if (ctx->batch->framebuffer.zsbuf) {
681 			depth = util_format_get_component_bits(
682 					pipe_surface_format(ctx->batch->framebuffer.zsbuf),
683 					UTIL_FORMAT_COLORSPACE_ZS, 0);
684 		}
685 		util_viewport_zmin_zmax(&ctx->viewport, ctx->rasterizer->clip_halfz,
686 								&zmin, &zmax);
687 
688 		OUT_PKT0(ring, REG_A3XX_RB_Z_CLAMP_MIN, 2);
689 		if (depth == 32) {
690 			OUT_RING(ring, (uint32_t)(zmin * 0xffffffff));
691 			OUT_RING(ring, (uint32_t)(zmax * 0xffffffff));
692 		} else if (depth == 16) {
693 			OUT_RING(ring, (uint32_t)(zmin * 0xffff));
694 			OUT_RING(ring, (uint32_t)(zmax * 0xffff));
695 		} else {
696 			OUT_RING(ring, (uint32_t)(zmin * 0xffffff));
697 			OUT_RING(ring, (uint32_t)(zmax * 0xffffff));
698 		}
699 	}
700 
701 	if (dirty & (FD_DIRTY_PROG | FD_DIRTY_FRAMEBUFFER | FD_DIRTY_BLEND_DUAL)) {
702 		struct pipe_framebuffer_state *pfb = &ctx->batch->framebuffer;
703 		int nr_cbufs = pfb->nr_cbufs;
704 		if (fd3_blend_stateobj(ctx->blend)->rb_render_control &
705 			A3XX_RB_RENDER_CONTROL_DUAL_COLOR_IN_ENABLE)
706 			nr_cbufs++;
707 		fd3_program_emit(ring, emit, nr_cbufs, pfb->cbufs);
708 	}
709 
710 	/* TODO we should not need this or fd_wfi() before emit_constants():
711 	 */
712 	OUT_PKT3(ring, CP_EVENT_WRITE, 1);
713 	OUT_RING(ring, HLSQ_FLUSH);
714 
715 	if (emit->prog == &ctx->prog) { /* evil hack to deal sanely with clear path */
716 		ir3_emit_consts(vp, ring, ctx, emit->info, dirty);
717 		if (!emit->key.binning_pass)
718 			ir3_emit_consts(fp, ring, ctx, emit->info, dirty);
719 	}
720 
721 	if (dirty & (FD_DIRTY_BLEND | FD_DIRTY_FRAMEBUFFER)) {
722 		struct fd3_blend_stateobj *blend = fd3_blend_stateobj(ctx->blend);
723 		uint32_t i;
724 
725 		for (i = 0; i < ARRAY_SIZE(blend->rb_mrt); i++) {
726 			enum pipe_format format =
727 				pipe_surface_format(ctx->batch->framebuffer.cbufs[i]);
728 			const struct util_format_description *desc =
729 				util_format_description(format);
730 			bool is_float = util_format_is_float(format);
731 			bool is_int = util_format_is_pure_integer(format);
732 			bool has_alpha = util_format_has_alpha(format);
733 			uint32_t control = blend->rb_mrt[i].control;
734 			uint32_t blend_control = blend->rb_mrt[i].blend_control_alpha;
735 
736 			if (is_int) {
737 				control &= (A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK |
738 							A3XX_RB_MRT_CONTROL_DITHER_MODE__MASK);
739 				control |= A3XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY);
740 			}
741 
742 			if (format == PIPE_FORMAT_NONE)
743 				control &= ~A3XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK;
744 
745 			if (has_alpha) {
746 				blend_control |= blend->rb_mrt[i].blend_control_rgb;
747 			} else {
748 				blend_control |= blend->rb_mrt[i].blend_control_no_alpha_rgb;
749 				control &= ~A3XX_RB_MRT_CONTROL_BLEND2;
750 			}
751 
752 			if (format && util_format_get_component_bits(
753 						format, UTIL_FORMAT_COLORSPACE_RGB, 0) < 8) {
754 				const struct pipe_rt_blend_state *rt;
755 				if (ctx->blend->independent_blend_enable)
756 					rt = &ctx->blend->rt[i];
757 				else
758 					rt = &ctx->blend->rt[0];
759 
760 				if (!util_format_colormask_full(desc, rt->colormask))
761 					control |= A3XX_RB_MRT_CONTROL_READ_DEST_ENABLE;
762 			}
763 
764 			OUT_PKT0(ring, REG_A3XX_RB_MRT_CONTROL(i), 1);
765 			OUT_RING(ring, control);
766 
767 			OUT_PKT0(ring, REG_A3XX_RB_MRT_BLEND_CONTROL(i), 1);
768 			OUT_RING(ring, blend_control |
769 					COND(!is_float, A3XX_RB_MRT_BLEND_CONTROL_CLAMP_ENABLE));
770 		}
771 	}
772 
773 	if (dirty & FD_DIRTY_BLEND_COLOR) {
774 		struct pipe_blend_color *bcolor = &ctx->blend_color;
775 		OUT_PKT0(ring, REG_A3XX_RB_BLEND_RED, 4);
776 		OUT_RING(ring, A3XX_RB_BLEND_RED_UINT(bcolor->color[0] * 255.0) |
777 				A3XX_RB_BLEND_RED_FLOAT(bcolor->color[0]));
778 		OUT_RING(ring, A3XX_RB_BLEND_GREEN_UINT(bcolor->color[1] * 255.0) |
779 				A3XX_RB_BLEND_GREEN_FLOAT(bcolor->color[1]));
780 		OUT_RING(ring, A3XX_RB_BLEND_BLUE_UINT(bcolor->color[2] * 255.0) |
781 				A3XX_RB_BLEND_BLUE_FLOAT(bcolor->color[2]));
782 		OUT_RING(ring, A3XX_RB_BLEND_ALPHA_UINT(bcolor->color[3] * 255.0) |
783 				A3XX_RB_BLEND_ALPHA_FLOAT(bcolor->color[3]));
784 	}
785 
786 	if (dirty & (FD_DIRTY_VERTTEX | FD_DIRTY_FRAGTEX))
787 		fd_wfi(ctx->batch, ring);
788 
789 	if (dirty & FD_DIRTY_VERTTEX) {
790 		if (vp->has_samp)
791 			emit_textures(ctx, ring, SB_VERT_TEX, &ctx->verttex);
792 		else
793 			dirty &= ~FD_DIRTY_VERTTEX;
794 	}
795 
796 	if (dirty & FD_DIRTY_FRAGTEX) {
797 		if (fp->has_samp)
798 			emit_textures(ctx, ring, SB_FRAG_TEX, &ctx->fragtex);
799 		else
800 			dirty &= ~FD_DIRTY_FRAGTEX;
801 	}
802 
803 	ctx->dirty &= ~dirty;
804 }
805 
806 /* emit setup at begin of new cmdstream buffer (don't rely on previous
807  * state, there could have been a context switch between ioctls):
808  */
809 void
fd3_emit_restore(struct fd_batch * batch,struct fd_ringbuffer * ring)810 fd3_emit_restore(struct fd_batch *batch, struct fd_ringbuffer *ring)
811 {
812 	struct fd_context *ctx = batch->ctx;
813 	struct fd3_context *fd3_ctx = fd3_context(ctx);
814 	int i;
815 
816 	if (ctx->screen->gpu_id == 320) {
817 		OUT_PKT3(ring, CP_REG_RMW, 3);
818 		OUT_RING(ring, REG_A3XX_RBBM_CLOCK_CTL);
819 		OUT_RING(ring, 0xfffcffff);
820 		OUT_RING(ring, 0x00000000);
821 	}
822 
823 	fd_wfi(batch, ring);
824 	OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
825 	OUT_RING(ring, 0x00007fff);
826 
827 	OUT_PKT0(ring, REG_A3XX_SP_VS_PVT_MEM_PARAM_REG, 3);
828 	OUT_RING(ring, 0x08000001);                  /* SP_VS_PVT_MEM_CTRL_REG */
829 	OUT_RELOC(ring, fd3_ctx->vs_pvt_mem, 0,0,0); /* SP_VS_PVT_MEM_ADDR_REG */
830 	OUT_RING(ring, 0x00000000);                  /* SP_VS_PVT_MEM_SIZE_REG */
831 
832 	OUT_PKT0(ring, REG_A3XX_SP_FS_PVT_MEM_PARAM_REG, 3);
833 	OUT_RING(ring, 0x08000001);                  /* SP_FS_PVT_MEM_CTRL_REG */
834 	OUT_RELOC(ring, fd3_ctx->fs_pvt_mem, 0,0,0); /* SP_FS_PVT_MEM_ADDR_REG */
835 	OUT_RING(ring, 0x00000000);                  /* SP_FS_PVT_MEM_SIZE_REG */
836 
837 	OUT_PKT0(ring, REG_A3XX_PC_VERTEX_REUSE_BLOCK_CNTL, 1);
838 	OUT_RING(ring, 0x0000000b);                  /* PC_VERTEX_REUSE_BLOCK_CNTL */
839 
840 	OUT_PKT0(ring, REG_A3XX_GRAS_SC_CONTROL, 1);
841 	OUT_RING(ring, A3XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
842 			A3XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
843 			A3XX_GRAS_SC_CONTROL_RASTER_MODE(0));
844 
845 	OUT_PKT0(ring, REG_A3XX_RB_MSAA_CONTROL, 2);
846 	OUT_RING(ring, A3XX_RB_MSAA_CONTROL_DISABLE |
847 			A3XX_RB_MSAA_CONTROL_SAMPLES(MSAA_ONE) |
848 			A3XX_RB_MSAA_CONTROL_SAMPLE_MASK(0xffff));
849 	OUT_RING(ring, 0x00000000);        /* RB_ALPHA_REF */
850 
851 	OUT_PKT0(ring, REG_A3XX_GRAS_CL_GB_CLIP_ADJ, 1);
852 	OUT_RING(ring, A3XX_GRAS_CL_GB_CLIP_ADJ_HORZ(0) |
853 			A3XX_GRAS_CL_GB_CLIP_ADJ_VERT(0));
854 
855 	OUT_PKT0(ring, REG_A3XX_GRAS_TSE_DEBUG_ECO, 1);
856 	OUT_RING(ring, 0x00000001);        /* GRAS_TSE_DEBUG_ECO */
857 
858 	OUT_PKT0(ring, REG_A3XX_TPL1_TP_VS_TEX_OFFSET, 1);
859 	OUT_RING(ring, A3XX_TPL1_TP_VS_TEX_OFFSET_SAMPLEROFFSET(VERT_TEX_OFF) |
860 			A3XX_TPL1_TP_VS_TEX_OFFSET_MEMOBJOFFSET(VERT_TEX_OFF) |
861 			A3XX_TPL1_TP_VS_TEX_OFFSET_BASETABLEPTR(BASETABLE_SZ * VERT_TEX_OFF));
862 
863 	OUT_PKT0(ring, REG_A3XX_TPL1_TP_FS_TEX_OFFSET, 1);
864 	OUT_RING(ring, A3XX_TPL1_TP_FS_TEX_OFFSET_SAMPLEROFFSET(FRAG_TEX_OFF) |
865 			A3XX_TPL1_TP_FS_TEX_OFFSET_MEMOBJOFFSET(FRAG_TEX_OFF) |
866 			A3XX_TPL1_TP_FS_TEX_OFFSET_BASETABLEPTR(BASETABLE_SZ * FRAG_TEX_OFF));
867 
868 	OUT_PKT0(ring, REG_A3XX_VPC_VARY_CYLWRAP_ENABLE_0, 2);
869 	OUT_RING(ring, 0x00000000);        /* VPC_VARY_CYLWRAP_ENABLE_0 */
870 	OUT_RING(ring, 0x00000000);        /* VPC_VARY_CYLWRAP_ENABLE_1 */
871 
872 	OUT_PKT0(ring, REG_A3XX_UNKNOWN_0E43, 1);
873 	OUT_RING(ring, 0x00000001);        /* UNKNOWN_0E43 */
874 
875 	OUT_PKT0(ring, REG_A3XX_UNKNOWN_0F03, 1);
876 	OUT_RING(ring, 0x00000001);        /* UNKNOWN_0F03 */
877 
878 	OUT_PKT0(ring, REG_A3XX_UNKNOWN_0EE0, 1);
879 	OUT_RING(ring, 0x00000003);        /* UNKNOWN_0EE0 */
880 
881 	OUT_PKT0(ring, REG_A3XX_UNKNOWN_0C3D, 1);
882 	OUT_RING(ring, 0x00000001);        /* UNKNOWN_0C3D */
883 
884 	OUT_PKT0(ring, REG_A3XX_HLSQ_PERFCOUNTER0_SELECT, 1);
885 	OUT_RING(ring, 0x00000000);        /* HLSQ_PERFCOUNTER0_SELECT */
886 
887 	OUT_PKT0(ring, REG_A3XX_HLSQ_CONST_VSPRESV_RANGE_REG, 2);
888 	OUT_RING(ring, A3XX_HLSQ_CONST_VSPRESV_RANGE_REG_STARTENTRY(0) |
889 			A3XX_HLSQ_CONST_VSPRESV_RANGE_REG_ENDENTRY(0));
890 	OUT_RING(ring, A3XX_HLSQ_CONST_FSPRESV_RANGE_REG_STARTENTRY(0) |
891 			A3XX_HLSQ_CONST_FSPRESV_RANGE_REG_ENDENTRY(0));
892 
893 	fd3_emit_cache_flush(batch, ring);
894 
895 	OUT_PKT0(ring, REG_A3XX_GRAS_CL_CLIP_CNTL, 1);
896 	OUT_RING(ring, 0x00000000);                  /* GRAS_CL_CLIP_CNTL */
897 
898 	OUT_PKT0(ring, REG_A3XX_GRAS_SU_POINT_MINMAX, 2);
899 	OUT_RING(ring, 0xffc00010);        /* GRAS_SU_POINT_MINMAX */
900 	OUT_RING(ring, 0x00000008);        /* GRAS_SU_POINT_SIZE */
901 
902 	OUT_PKT0(ring, REG_A3XX_PC_RESTART_INDEX, 1);
903 	OUT_RING(ring, 0xffffffff);        /* PC_RESTART_INDEX */
904 
905 	OUT_PKT0(ring, REG_A3XX_RB_WINDOW_OFFSET, 1);
906 	OUT_RING(ring, A3XX_RB_WINDOW_OFFSET_X(0) |
907 			A3XX_RB_WINDOW_OFFSET_Y(0));
908 
909 	OUT_PKT0(ring, REG_A3XX_RB_BLEND_RED, 4);
910 	OUT_RING(ring, A3XX_RB_BLEND_RED_UINT(0) |
911 			A3XX_RB_BLEND_RED_FLOAT(0.0));
912 	OUT_RING(ring, A3XX_RB_BLEND_GREEN_UINT(0) |
913 			A3XX_RB_BLEND_GREEN_FLOAT(0.0));
914 	OUT_RING(ring, A3XX_RB_BLEND_BLUE_UINT(0) |
915 			A3XX_RB_BLEND_BLUE_FLOAT(0.0));
916 	OUT_RING(ring, A3XX_RB_BLEND_ALPHA_UINT(0xff) |
917 			A3XX_RB_BLEND_ALPHA_FLOAT(1.0));
918 
919 	for (i = 0; i < 6; i++) {
920 		OUT_PKT0(ring, REG_A3XX_GRAS_CL_USER_PLANE(i), 4);
921 		OUT_RING(ring, 0x00000000);    /* GRAS_CL_USER_PLANE[i].X */
922 		OUT_RING(ring, 0x00000000);    /* GRAS_CL_USER_PLANE[i].Y */
923 		OUT_RING(ring, 0x00000000);    /* GRAS_CL_USER_PLANE[i].Z */
924 		OUT_RING(ring, 0x00000000);    /* GRAS_CL_USER_PLANE[i].W */
925 	}
926 
927 	OUT_PKT0(ring, REG_A3XX_PC_VSTREAM_CONTROL, 1);
928 	OUT_RING(ring, 0x00000000);
929 
930 	fd_event_write(batch, ring, CACHE_FLUSH);
931 
932 	if (is_a3xx_p0(ctx->screen)) {
933 		OUT_PKT3(ring, CP_DRAW_INDX, 3);
934 		OUT_RING(ring, 0x00000000);
935 		OUT_RING(ring, DRAW(1, DI_SRC_SEL_AUTO_INDEX,
936 							INDEX_SIZE_IGN, IGNORE_VISIBILITY, 0));
937 		OUT_RING(ring, 0);					/* NumIndices */
938 	}
939 
940 	OUT_PKT3(ring, CP_NOP, 4);
941 	OUT_RING(ring, 0x00000000);
942 	OUT_RING(ring, 0x00000000);
943 	OUT_RING(ring, 0x00000000);
944 	OUT_RING(ring, 0x00000000);
945 
946 	fd_wfi(batch, ring);
947 
948 	fd_hw_query_enable(batch, ring);
949 }
950 
951 static void
fd3_emit_ib(struct fd_ringbuffer * ring,struct fd_ringbuffer * target)952 fd3_emit_ib(struct fd_ringbuffer *ring, struct fd_ringbuffer *target)
953 {
954 	__OUT_IB(ring, true, target);
955 }
956 
957 void
fd3_emit_init(struct pipe_context * pctx)958 fd3_emit_init(struct pipe_context *pctx)
959 {
960 	struct fd_context *ctx = fd_context(pctx);
961 	ctx->emit_const = fd3_emit_const;
962 	ctx->emit_const_bo = fd3_emit_const_bo;
963 	ctx->emit_ib = fd3_emit_ib;
964 }
965