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1 /*
2  * Copyright (C) 2014 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_string.h"
29 #include "util/u_memory.h"
30 #include "util/u_helpers.h"
31 #include "util/format/u_format.h"
32 #include "util/u_viewport.h"
33 
34 #include "freedreno_resource.h"
35 #include "freedreno_query_hw.h"
36 
37 #include "fd4_emit.h"
38 #include "fd4_blend.h"
39 #include "fd4_context.h"
40 #include "fd4_program.h"
41 #include "fd4_rasterizer.h"
42 #include "fd4_texture.h"
43 #include "fd4_format.h"
44 #include "fd4_zsa.h"
45 
46 #define emit_const_user fd4_emit_const_user
47 #define emit_const_bo fd4_emit_const_bo
48 #include "ir3_const.h"
49 
50 /* regid:          base const register
51  * prsc or dwords: buffer containing constant values
52  * sizedwords:     size of const value buffer
53  */
54 static void
fd4_emit_const_user(struct fd_ringbuffer * ring,const struct ir3_shader_variant * v,uint32_t regid,uint32_t sizedwords,const uint32_t * dwords)55 fd4_emit_const_user(struct fd_ringbuffer *ring,
56 		const struct ir3_shader_variant *v, uint32_t regid, uint32_t sizedwords,
57 		const uint32_t *dwords)
58 {
59 	emit_const_asserts(ring, v, regid, sizedwords);
60 
61 	OUT_PKT3(ring, CP_LOAD_STATE4, 2 + sizedwords);
62 	OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(regid/4) |
63 			CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
64 			CP_LOAD_STATE4_0_STATE_BLOCK(fd4_stage2shadersb(v->type)) |
65 			CP_LOAD_STATE4_0_NUM_UNIT(sizedwords/4));
66 	OUT_RING(ring, CP_LOAD_STATE4_1_EXT_SRC_ADDR(0) |
67 			CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS));
68 	for (int i = 0; i < sizedwords; i++)
69 		OUT_RING(ring, dwords[i]);
70 }
71 
72 static void
fd4_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)73 fd4_emit_const_bo(struct fd_ringbuffer *ring, const struct ir3_shader_variant *v,
74 		uint32_t regid, uint32_t offset, uint32_t sizedwords,
75 		struct fd_bo *bo)
76 {
77 	uint32_t dst_off = regid / 4;
78 	assert(dst_off % 4 == 0);
79 	uint32_t num_unit = sizedwords / 4;
80 	assert(num_unit % 4 == 0);
81 
82 	emit_const_asserts(ring, v, regid, sizedwords);
83 
84 	OUT_PKT3(ring, CP_LOAD_STATE4, 2);
85 	OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(dst_off) |
86 			CP_LOAD_STATE4_0_STATE_SRC(SS4_INDIRECT) |
87 			CP_LOAD_STATE4_0_STATE_BLOCK(fd4_stage2shadersb(v->type)) |
88 			CP_LOAD_STATE4_0_NUM_UNIT(num_unit));
89 	OUT_RELOC(ring, bo, offset,
90 			CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS), 0);
91 }
92 
93 static void
fd4_emit_const_ptrs(struct fd_ringbuffer * ring,gl_shader_stage type,uint32_t regid,uint32_t num,struct pipe_resource ** prscs,uint32_t * offsets)94 fd4_emit_const_ptrs(struct fd_ringbuffer *ring, gl_shader_stage type,
95 		uint32_t regid, uint32_t num, struct pipe_resource **prscs, uint32_t *offsets)
96 {
97 	uint32_t anum = align(num, 4);
98 	uint32_t i;
99 
100 	debug_assert((regid % 4) == 0);
101 
102 	OUT_PKT3(ring, CP_LOAD_STATE4, 2 + anum);
103 	OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(regid/4) |
104 			CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
105 			CP_LOAD_STATE4_0_STATE_BLOCK(fd4_stage2shadersb(type)) |
106 			CP_LOAD_STATE4_0_NUM_UNIT(anum/4));
107 	OUT_RING(ring, CP_LOAD_STATE4_1_EXT_SRC_ADDR(0) |
108 			CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS));
109 
110 	for (i = 0; i < num; i++) {
111 		if (prscs[i]) {
112 			OUT_RELOC(ring, fd_resource(prscs[i])->bo, offsets[i], 0, 0);
113 		} else {
114 			OUT_RING(ring, 0xbad00000 | (i << 16));
115 		}
116 	}
117 
118 	for (; i < anum; i++)
119 		OUT_RING(ring, 0xffffffff);
120 }
121 
122 static bool
is_stateobj(struct fd_ringbuffer * ring)123 is_stateobj(struct fd_ringbuffer *ring)
124 {
125 	return false;
126 }
127 
128 static void
emit_const_ptrs(struct fd_ringbuffer * ring,const struct ir3_shader_variant * v,uint32_t dst_offset,uint32_t num,struct pipe_resource ** prscs,uint32_t * offsets)129 emit_const_ptrs(struct fd_ringbuffer *ring,
130 		const struct ir3_shader_variant *v, uint32_t dst_offset,
131 		uint32_t num, struct pipe_resource **prscs, uint32_t *offsets)
132 {
133 	/* TODO inline this */
134 	assert(dst_offset + num <= v->constlen * 4);
135 	fd4_emit_const_ptrs(ring, v->type, dst_offset, num, prscs, offsets);
136 }
137 
138 static void
emit_textures(struct fd_context * ctx,struct fd_ringbuffer * ring,enum a4xx_state_block sb,struct fd_texture_stateobj * tex,const struct ir3_shader_variant * v)139 emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
140 		enum a4xx_state_block sb, struct fd_texture_stateobj *tex,
141 		const struct ir3_shader_variant *v)
142 {
143 	static const uint32_t bcolor_reg[] = {
144 			[SB4_VS_TEX] = REG_A4XX_TPL1_TP_VS_BORDER_COLOR_BASE_ADDR,
145 			[SB4_FS_TEX] = REG_A4XX_TPL1_TP_FS_BORDER_COLOR_BASE_ADDR,
146 	};
147 	struct fd4_context *fd4_ctx = fd4_context(ctx);
148 	bool needs_border = false;
149 	unsigned i;
150 
151 	if (tex->num_samplers > 0) {
152 		int num_samplers;
153 
154 		/* not sure if this is an a420.0 workaround, but we seem
155 		 * to need to emit these in pairs.. emit a final dummy
156 		 * entry if odd # of samplers:
157 		 */
158 		num_samplers = align(tex->num_samplers, 2);
159 
160 		/* output sampler state: */
161 		OUT_PKT3(ring, CP_LOAD_STATE4, 2 + (2 * num_samplers));
162 		OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(0) |
163 				CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
164 				CP_LOAD_STATE4_0_STATE_BLOCK(sb) |
165 				CP_LOAD_STATE4_0_NUM_UNIT(num_samplers));
166 		OUT_RING(ring, CP_LOAD_STATE4_1_STATE_TYPE(ST4_SHADER) |
167 				CP_LOAD_STATE4_1_EXT_SRC_ADDR(0));
168 		for (i = 0; i < tex->num_samplers; i++) {
169 			static const struct fd4_sampler_stateobj dummy_sampler = {};
170 			const struct fd4_sampler_stateobj *sampler = tex->samplers[i] ?
171 					fd4_sampler_stateobj(tex->samplers[i]) :
172 					&dummy_sampler;
173 			OUT_RING(ring, sampler->texsamp0);
174 			OUT_RING(ring, sampler->texsamp1);
175 
176 			needs_border |= sampler->needs_border;
177 		}
178 
179 		for (; i < num_samplers; i++) {
180 			OUT_RING(ring, 0x00000000);
181 			OUT_RING(ring, 0x00000000);
182 		}
183 	}
184 
185 	if (tex->num_textures > 0) {
186 		unsigned num_textures = tex->num_textures + v->astc_srgb.count;
187 
188 		/* emit texture state: */
189 		OUT_PKT3(ring, CP_LOAD_STATE4, 2 + (8 * num_textures));
190 		OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(0) |
191 				CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
192 				CP_LOAD_STATE4_0_STATE_BLOCK(sb) |
193 				CP_LOAD_STATE4_0_NUM_UNIT(num_textures));
194 		OUT_RING(ring, CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS) |
195 				CP_LOAD_STATE4_1_EXT_SRC_ADDR(0));
196 		for (i = 0; i < tex->num_textures; i++) {
197 			static const struct fd4_pipe_sampler_view dummy_view = {};
198 			const struct fd4_pipe_sampler_view *view = tex->textures[i] ?
199 					fd4_pipe_sampler_view(tex->textures[i]) :
200 					&dummy_view;
201 
202 			OUT_RING(ring, view->texconst0);
203 			OUT_RING(ring, view->texconst1);
204 			OUT_RING(ring, view->texconst2);
205 			OUT_RING(ring, view->texconst3);
206 			if (view->base.texture) {
207 				struct fd_resource *rsc = fd_resource(view->base.texture);
208 				if (view->base.format == PIPE_FORMAT_X32_S8X24_UINT)
209 					rsc = rsc->stencil;
210 				OUT_RELOC(ring, rsc->bo, view->offset, view->texconst4, 0);
211 			} else {
212 				OUT_RING(ring, 0x00000000);
213 			}
214 			OUT_RING(ring, 0x00000000);
215 			OUT_RING(ring, 0x00000000);
216 			OUT_RING(ring, 0x00000000);
217 		}
218 
219 		for (i = 0; i < v->astc_srgb.count; i++) {
220 			static const struct fd4_pipe_sampler_view dummy_view = {};
221 			const struct fd4_pipe_sampler_view *view;
222 			unsigned idx = v->astc_srgb.orig_idx[i];
223 
224 			view = tex->textures[idx] ?
225 					fd4_pipe_sampler_view(tex->textures[idx]) :
226 					&dummy_view;
227 
228 			debug_assert(view->texconst0 & A4XX_TEX_CONST_0_SRGB);
229 
230 			OUT_RING(ring, view->texconst0 & ~A4XX_TEX_CONST_0_SRGB);
231 			OUT_RING(ring, view->texconst1);
232 			OUT_RING(ring, view->texconst2);
233 			OUT_RING(ring, view->texconst3);
234 			if (view->base.texture) {
235 				struct fd_resource *rsc = fd_resource(view->base.texture);
236 				OUT_RELOC(ring, rsc->bo, view->offset, view->texconst4, 0);
237 			} else {
238 				OUT_RING(ring, 0x00000000);
239 			}
240 			OUT_RING(ring, 0x00000000);
241 			OUT_RING(ring, 0x00000000);
242 			OUT_RING(ring, 0x00000000);
243 		}
244 	} else {
245 		debug_assert(v->astc_srgb.count == 0);
246 	}
247 
248 	if (needs_border) {
249 		unsigned off;
250 		void *ptr;
251 
252 		u_upload_alloc(fd4_ctx->border_color_uploader,
253 				0, BORDER_COLOR_UPLOAD_SIZE,
254 				BORDER_COLOR_UPLOAD_SIZE, &off,
255 				&fd4_ctx->border_color_buf,
256 				&ptr);
257 
258 		fd_setup_border_colors(tex, ptr, 0);
259 		OUT_PKT0(ring, bcolor_reg[sb], 1);
260 		OUT_RELOC(ring, fd_resource(fd4_ctx->border_color_buf)->bo, off, 0, 0);
261 
262 		u_upload_unmap(fd4_ctx->border_color_uploader);
263 	}
264 }
265 
266 /* emit texture state for mem->gmem restore operation.. eventually it would
267  * be good to get rid of this and use normal CSO/etc state for more of these
268  * special cases..
269  */
270 void
fd4_emit_gmem_restore_tex(struct fd_ringbuffer * ring,unsigned nr_bufs,struct pipe_surface ** bufs)271 fd4_emit_gmem_restore_tex(struct fd_ringbuffer *ring, unsigned nr_bufs,
272 		struct pipe_surface **bufs)
273 {
274 	unsigned char mrt_comp[A4XX_MAX_RENDER_TARGETS];
275 	int i;
276 
277 	for (i = 0; i < A4XX_MAX_RENDER_TARGETS; i++) {
278 		mrt_comp[i] = (i < nr_bufs) ? 0xf : 0;
279 	}
280 
281 	/* output sampler state: */
282 	OUT_PKT3(ring, CP_LOAD_STATE4, 2 + (2 * nr_bufs));
283 	OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(0) |
284 			CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
285 			CP_LOAD_STATE4_0_STATE_BLOCK(SB4_FS_TEX) |
286 			CP_LOAD_STATE4_0_NUM_UNIT(nr_bufs));
287 	OUT_RING(ring, CP_LOAD_STATE4_1_STATE_TYPE(ST4_SHADER) |
288 			CP_LOAD_STATE4_1_EXT_SRC_ADDR(0));
289 	for (i = 0; i < nr_bufs; i++) {
290 		OUT_RING(ring, A4XX_TEX_SAMP_0_XY_MAG(A4XX_TEX_NEAREST) |
291 				A4XX_TEX_SAMP_0_XY_MIN(A4XX_TEX_NEAREST) |
292 				A4XX_TEX_SAMP_0_WRAP_S(A4XX_TEX_CLAMP_TO_EDGE) |
293 				A4XX_TEX_SAMP_0_WRAP_T(A4XX_TEX_CLAMP_TO_EDGE) |
294 				A4XX_TEX_SAMP_0_WRAP_R(A4XX_TEX_REPEAT));
295 		OUT_RING(ring, 0x00000000);
296 	}
297 
298 	/* emit texture state: */
299 	OUT_PKT3(ring, CP_LOAD_STATE4, 2 + (8 * nr_bufs));
300 	OUT_RING(ring, CP_LOAD_STATE4_0_DST_OFF(0) |
301 			CP_LOAD_STATE4_0_STATE_SRC(SS4_DIRECT) |
302 			CP_LOAD_STATE4_0_STATE_BLOCK(SB4_FS_TEX) |
303 			CP_LOAD_STATE4_0_NUM_UNIT(nr_bufs));
304 	OUT_RING(ring, CP_LOAD_STATE4_1_STATE_TYPE(ST4_CONSTANTS) |
305 			CP_LOAD_STATE4_1_EXT_SRC_ADDR(0));
306 	for (i = 0; i < nr_bufs; i++) {
307 		if (bufs[i]) {
308 			struct fd_resource *rsc = fd_resource(bufs[i]->texture);
309 			enum pipe_format format = fd_gmem_restore_format(bufs[i]->format);
310 
311 			/* The restore blit_zs shader expects stencil in sampler 0,
312 			 * and depth in sampler 1
313 			 */
314 			if (rsc->stencil && (i == 0)) {
315 				rsc = rsc->stencil;
316 				format = fd_gmem_restore_format(rsc->base.format);
317 			}
318 
319 			/* note: PIPE_BUFFER disallowed for surfaces */
320 			unsigned lvl = bufs[i]->u.tex.level;
321 			unsigned offset = fd_resource_offset(rsc, lvl, bufs[i]->u.tex.first_layer);
322 
323 			/* z32 restore is accomplished using depth write.  If there is
324 			 * no stencil component (ie. PIPE_FORMAT_Z32_FLOAT_S8X24_UINT)
325 			 * then no render target:
326 			 *
327 			 * (The same applies for z32_s8x24, since for stencil sampler
328 			 * state the above 'if' will replace 'format' with s8)
329 			 */
330 			if ((format == PIPE_FORMAT_Z32_FLOAT) ||
331 					(format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT))
332 				mrt_comp[i] = 0;
333 
334 			debug_assert(bufs[i]->u.tex.first_layer == bufs[i]->u.tex.last_layer);
335 
336 			OUT_RING(ring, A4XX_TEX_CONST_0_FMT(fd4_pipe2tex(format)) |
337 					A4XX_TEX_CONST_0_TYPE(A4XX_TEX_2D) |
338 					fd4_tex_swiz(format,  PIPE_SWIZZLE_X, PIPE_SWIZZLE_Y,
339 							PIPE_SWIZZLE_Z, PIPE_SWIZZLE_W));
340 			OUT_RING(ring, A4XX_TEX_CONST_1_WIDTH(bufs[i]->width) |
341 					A4XX_TEX_CONST_1_HEIGHT(bufs[i]->height));
342 			OUT_RING(ring, A4XX_TEX_CONST_2_PITCH(fd_resource_pitch(rsc, lvl)));
343 			OUT_RING(ring, 0x00000000);
344 			OUT_RELOC(ring, rsc->bo, offset, 0, 0);
345 			OUT_RING(ring, 0x00000000);
346 			OUT_RING(ring, 0x00000000);
347 			OUT_RING(ring, 0x00000000);
348 		} else {
349 			OUT_RING(ring, A4XX_TEX_CONST_0_FMT(0) |
350 					A4XX_TEX_CONST_0_TYPE(A4XX_TEX_2D) |
351 					A4XX_TEX_CONST_0_SWIZ_X(A4XX_TEX_ONE) |
352 					A4XX_TEX_CONST_0_SWIZ_Y(A4XX_TEX_ONE) |
353 					A4XX_TEX_CONST_0_SWIZ_Z(A4XX_TEX_ONE) |
354 					A4XX_TEX_CONST_0_SWIZ_W(A4XX_TEX_ONE));
355 			OUT_RING(ring, A4XX_TEX_CONST_1_WIDTH(0) |
356 					A4XX_TEX_CONST_1_HEIGHT(0));
357 			OUT_RING(ring, A4XX_TEX_CONST_2_PITCH(0));
358 			OUT_RING(ring, 0x00000000);
359 			OUT_RING(ring, 0x00000000);
360 			OUT_RING(ring, 0x00000000);
361 			OUT_RING(ring, 0x00000000);
362 			OUT_RING(ring, 0x00000000);
363 		}
364 	}
365 
366 	OUT_PKT0(ring, REG_A4XX_RB_RENDER_COMPONENTS, 1);
367 	OUT_RING(ring, A4XX_RB_RENDER_COMPONENTS_RT0(mrt_comp[0]) |
368 			A4XX_RB_RENDER_COMPONENTS_RT1(mrt_comp[1]) |
369 			A4XX_RB_RENDER_COMPONENTS_RT2(mrt_comp[2]) |
370 			A4XX_RB_RENDER_COMPONENTS_RT3(mrt_comp[3]) |
371 			A4XX_RB_RENDER_COMPONENTS_RT4(mrt_comp[4]) |
372 			A4XX_RB_RENDER_COMPONENTS_RT5(mrt_comp[5]) |
373 			A4XX_RB_RENDER_COMPONENTS_RT6(mrt_comp[6]) |
374 			A4XX_RB_RENDER_COMPONENTS_RT7(mrt_comp[7]));
375 }
376 
377 void
fd4_emit_vertex_bufs(struct fd_ringbuffer * ring,struct fd4_emit * emit)378 fd4_emit_vertex_bufs(struct fd_ringbuffer *ring, struct fd4_emit *emit)
379 {
380 	int32_t i, j, last = -1;
381 	uint32_t total_in = 0;
382 	const struct fd_vertex_state *vtx = emit->vtx;
383 	const struct ir3_shader_variant *vp = fd4_emit_get_vp(emit);
384 	unsigned vertex_regid = regid(63, 0);
385 	unsigned instance_regid = regid(63, 0);
386 	unsigned vtxcnt_regid = regid(63, 0);
387 
388 	/* Note that sysvals come *after* normal inputs: */
389 	for (i = 0; i < vp->inputs_count; i++) {
390 		if (!vp->inputs[i].compmask)
391 			continue;
392 		if (vp->inputs[i].sysval) {
393 			switch(vp->inputs[i].slot) {
394 			case SYSTEM_VALUE_VERTEX_ID_ZERO_BASE:
395 				vertex_regid = vp->inputs[i].regid;
396 				break;
397 			case SYSTEM_VALUE_INSTANCE_ID:
398 				instance_regid = vp->inputs[i].regid;
399 				break;
400 			case SYSTEM_VALUE_VERTEX_CNT:
401 				vtxcnt_regid = vp->inputs[i].regid;
402 				break;
403 			default:
404 				unreachable("invalid system value");
405 				break;
406 			}
407 		} else if (i < vtx->vtx->num_elements) {
408 			last = i;
409 		}
410 	}
411 
412 	for (i = 0, j = 0; i <= last; i++) {
413 		assert(!vp->inputs[i].sysval);
414 		if (vp->inputs[i].compmask) {
415 			struct pipe_vertex_element *elem = &vtx->vtx->pipe[i];
416 			const struct pipe_vertex_buffer *vb =
417 					&vtx->vertexbuf.vb[elem->vertex_buffer_index];
418 			struct fd_resource *rsc = fd_resource(vb->buffer.resource);
419 			enum pipe_format pfmt = elem->src_format;
420 			enum a4xx_vtx_fmt fmt = fd4_pipe2vtx(pfmt);
421 			bool switchnext = (i != last) ||
422 					(vertex_regid != regid(63, 0)) ||
423 					(instance_regid != regid(63, 0)) ||
424 					(vtxcnt_regid != regid(63, 0));
425 			bool isint = util_format_is_pure_integer(pfmt);
426 			uint32_t fs = util_format_get_blocksize(pfmt);
427 			uint32_t off = vb->buffer_offset + elem->src_offset;
428 			uint32_t size = fd_bo_size(rsc->bo) - off;
429 			debug_assert(fmt != VFMT4_NONE);
430 
431 #ifdef DEBUG
432 			/* see dEQP-GLES31.stress.vertex_attribute_binding.buffer_bounds.bind_vertex_buffer_offset_near_wrap_10
433 			 */
434 			if (off > fd_bo_size(rsc->bo))
435 				continue;
436 #endif
437 
438 			OUT_PKT0(ring, REG_A4XX_VFD_FETCH(j), 4);
439 			OUT_RING(ring, A4XX_VFD_FETCH_INSTR_0_FETCHSIZE(fs - 1) |
440 					A4XX_VFD_FETCH_INSTR_0_BUFSTRIDE(vb->stride) |
441 					COND(elem->instance_divisor, A4XX_VFD_FETCH_INSTR_0_INSTANCED) |
442 					COND(switchnext, A4XX_VFD_FETCH_INSTR_0_SWITCHNEXT));
443 			OUT_RELOC(ring, rsc->bo, off, 0, 0);
444 			OUT_RING(ring, A4XX_VFD_FETCH_INSTR_2_SIZE(size));
445 			OUT_RING(ring, A4XX_VFD_FETCH_INSTR_3_STEPRATE(MAX2(1, elem->instance_divisor)));
446 
447 			OUT_PKT0(ring, REG_A4XX_VFD_DECODE_INSTR(j), 1);
448 			OUT_RING(ring, A4XX_VFD_DECODE_INSTR_CONSTFILL |
449 					A4XX_VFD_DECODE_INSTR_WRITEMASK(vp->inputs[i].compmask) |
450 					A4XX_VFD_DECODE_INSTR_FORMAT(fmt) |
451 					A4XX_VFD_DECODE_INSTR_SWAP(fd4_pipe2swap(pfmt)) |
452 					A4XX_VFD_DECODE_INSTR_REGID(vp->inputs[i].regid) |
453 					A4XX_VFD_DECODE_INSTR_SHIFTCNT(fs) |
454 					A4XX_VFD_DECODE_INSTR_LASTCOMPVALID |
455 					COND(isint, A4XX_VFD_DECODE_INSTR_INT) |
456 					COND(switchnext, A4XX_VFD_DECODE_INSTR_SWITCHNEXT));
457 
458 			total_in += util_bitcount(vp->inputs[i].compmask);
459 			j++;
460 		}
461 	}
462 
463 	/* hw doesn't like to be configured for zero vbo's, it seems: */
464 	if (last < 0) {
465 		/* just recycle the shader bo, we just need to point to *something*
466 		 * valid:
467 		 */
468 		struct fd_bo *dummy_vbo = vp->bo;
469 		bool switchnext = (vertex_regid != regid(63, 0)) ||
470 				(instance_regid != regid(63, 0)) ||
471 				(vtxcnt_regid != regid(63, 0));
472 
473 		OUT_PKT0(ring, REG_A4XX_VFD_FETCH(0), 4);
474 		OUT_RING(ring, A4XX_VFD_FETCH_INSTR_0_FETCHSIZE(0) |
475 				A4XX_VFD_FETCH_INSTR_0_BUFSTRIDE(0) |
476 				COND(switchnext, A4XX_VFD_FETCH_INSTR_0_SWITCHNEXT));
477 		OUT_RELOC(ring, dummy_vbo, 0, 0, 0);
478 		OUT_RING(ring, A4XX_VFD_FETCH_INSTR_2_SIZE(1));
479 		OUT_RING(ring, A4XX_VFD_FETCH_INSTR_3_STEPRATE(1));
480 
481 		OUT_PKT0(ring, REG_A4XX_VFD_DECODE_INSTR(0), 1);
482 		OUT_RING(ring, A4XX_VFD_DECODE_INSTR_CONSTFILL |
483 				A4XX_VFD_DECODE_INSTR_WRITEMASK(0x1) |
484 				A4XX_VFD_DECODE_INSTR_FORMAT(VFMT4_8_UNORM) |
485 				A4XX_VFD_DECODE_INSTR_SWAP(XYZW) |
486 				A4XX_VFD_DECODE_INSTR_REGID(regid(0,0)) |
487 				A4XX_VFD_DECODE_INSTR_SHIFTCNT(1) |
488 				A4XX_VFD_DECODE_INSTR_LASTCOMPVALID |
489 				COND(switchnext, A4XX_VFD_DECODE_INSTR_SWITCHNEXT));
490 
491 		total_in = 1;
492 		j = 1;
493 	}
494 
495 	OUT_PKT0(ring, REG_A4XX_VFD_CONTROL_0, 5);
496 	OUT_RING(ring, A4XX_VFD_CONTROL_0_TOTALATTRTOVS(total_in) |
497 			0xa0000 | /* XXX */
498 			A4XX_VFD_CONTROL_0_STRMDECINSTRCNT(j) |
499 			A4XX_VFD_CONTROL_0_STRMFETCHINSTRCNT(j));
500 	OUT_RING(ring, A4XX_VFD_CONTROL_1_MAXSTORAGE(129) | // XXX
501 			A4XX_VFD_CONTROL_1_REGID4VTX(vertex_regid) |
502 			A4XX_VFD_CONTROL_1_REGID4INST(instance_regid));
503 	OUT_RING(ring, 0x00000000);   /* XXX VFD_CONTROL_2 */
504 	OUT_RING(ring, A4XX_VFD_CONTROL_3_REGID_VTXCNT(vtxcnt_regid));
505 	OUT_RING(ring, 0x00000000);   /* XXX VFD_CONTROL_4 */
506 
507 	/* cache invalidate, otherwise vertex fetch could see
508 	 * stale vbo contents:
509 	 */
510 	OUT_PKT0(ring, REG_A4XX_UCHE_INVALIDATE0, 2);
511 	OUT_RING(ring, 0x00000000);
512 	OUT_RING(ring, 0x00000012);
513 }
514 
515 void
fd4_emit_state(struct fd_context * ctx,struct fd_ringbuffer * ring,struct fd4_emit * emit)516 fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
517 		struct fd4_emit *emit)
518 {
519 	const struct ir3_shader_variant *vp = fd4_emit_get_vp(emit);
520 	const struct ir3_shader_variant *fp = fd4_emit_get_fp(emit);
521 	const enum fd_dirty_3d_state dirty = emit->dirty;
522 
523 	emit_marker(ring, 5);
524 
525 	if ((dirty & FD_DIRTY_FRAMEBUFFER) && !emit->binning_pass) {
526 		struct pipe_framebuffer_state *pfb = &ctx->batch->framebuffer;
527 		unsigned char mrt_comp[A4XX_MAX_RENDER_TARGETS] = {0};
528 
529 		for (unsigned i = 0; i < A4XX_MAX_RENDER_TARGETS; i++) {
530 			mrt_comp[i] = ((i < pfb->nr_cbufs) && pfb->cbufs[i]) ? 0xf : 0;
531 		}
532 
533 		OUT_PKT0(ring, REG_A4XX_RB_RENDER_COMPONENTS, 1);
534 		OUT_RING(ring, A4XX_RB_RENDER_COMPONENTS_RT0(mrt_comp[0]) |
535 				A4XX_RB_RENDER_COMPONENTS_RT1(mrt_comp[1]) |
536 				A4XX_RB_RENDER_COMPONENTS_RT2(mrt_comp[2]) |
537 				A4XX_RB_RENDER_COMPONENTS_RT3(mrt_comp[3]) |
538 				A4XX_RB_RENDER_COMPONENTS_RT4(mrt_comp[4]) |
539 				A4XX_RB_RENDER_COMPONENTS_RT5(mrt_comp[5]) |
540 				A4XX_RB_RENDER_COMPONENTS_RT6(mrt_comp[6]) |
541 				A4XX_RB_RENDER_COMPONENTS_RT7(mrt_comp[7]));
542 	}
543 
544 	if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_FRAMEBUFFER)) {
545 		struct fd4_zsa_stateobj *zsa = fd4_zsa_stateobj(ctx->zsa);
546 		struct pipe_framebuffer_state *pfb = &ctx->batch->framebuffer;
547 		uint32_t rb_alpha_control = zsa->rb_alpha_control;
548 
549 		if (util_format_is_pure_integer(pipe_surface_format(pfb->cbufs[0])))
550 			rb_alpha_control &= ~A4XX_RB_ALPHA_CONTROL_ALPHA_TEST;
551 
552 		OUT_PKT0(ring, REG_A4XX_RB_ALPHA_CONTROL, 1);
553 		OUT_RING(ring, rb_alpha_control);
554 
555 		OUT_PKT0(ring, REG_A4XX_RB_STENCIL_CONTROL, 2);
556 		OUT_RING(ring, zsa->rb_stencil_control);
557 		OUT_RING(ring, zsa->rb_stencil_control2);
558 	}
559 
560 	if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_STENCIL_REF)) {
561 		struct fd4_zsa_stateobj *zsa = fd4_zsa_stateobj(ctx->zsa);
562 		struct pipe_stencil_ref *sr = &ctx->stencil_ref;
563 
564 		OUT_PKT0(ring, REG_A4XX_RB_STENCILREFMASK, 2);
565 		OUT_RING(ring, zsa->rb_stencilrefmask |
566 				A4XX_RB_STENCILREFMASK_STENCILREF(sr->ref_value[0]));
567 		OUT_RING(ring, zsa->rb_stencilrefmask_bf |
568 				A4XX_RB_STENCILREFMASK_BF_STENCILREF(sr->ref_value[1]));
569 	}
570 
571 	if (dirty & (FD_DIRTY_ZSA | FD_DIRTY_RASTERIZER | FD_DIRTY_PROG)) {
572 		struct fd4_zsa_stateobj *zsa = fd4_zsa_stateobj(ctx->zsa);
573 		bool fragz = fp->no_earlyz | fp->has_kill | fp->writes_pos;
574 		bool clamp = !ctx->rasterizer->depth_clip_near;
575 
576 		OUT_PKT0(ring, REG_A4XX_RB_DEPTH_CONTROL, 1);
577 		OUT_RING(ring, zsa->rb_depth_control |
578 				COND(clamp, A4XX_RB_DEPTH_CONTROL_Z_CLAMP_ENABLE) |
579 				COND(fragz, A4XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE) |
580 				COND(fragz && fp->fragcoord_compmask != 0,
581 						A4XX_RB_DEPTH_CONTROL_FORCE_FRAGZ_TO_FS));
582 
583 		/* maybe this register/bitfield needs a better name.. this
584 		 * appears to be just disabling early-z
585 		 */
586 		OUT_PKT0(ring, REG_A4XX_GRAS_ALPHA_CONTROL, 1);
587 		OUT_RING(ring, zsa->gras_alpha_control |
588 				COND(fragz, A4XX_GRAS_ALPHA_CONTROL_ALPHA_TEST_ENABLE) |
589 				COND(fragz && fp->fragcoord_compmask != 0,
590 						A4XX_GRAS_ALPHA_CONTROL_FORCE_FRAGZ_TO_FS));
591 	}
592 
593 	if (dirty & FD_DIRTY_RASTERIZER) {
594 		struct fd4_rasterizer_stateobj *rasterizer =
595 				fd4_rasterizer_stateobj(ctx->rasterizer);
596 
597 		OUT_PKT0(ring, REG_A4XX_GRAS_SU_MODE_CONTROL, 1);
598 		OUT_RING(ring, rasterizer->gras_su_mode_control |
599 				A4XX_GRAS_SU_MODE_CONTROL_RENDERING_PASS);
600 
601 		OUT_PKT0(ring, REG_A4XX_GRAS_SU_POINT_MINMAX, 2);
602 		OUT_RING(ring, rasterizer->gras_su_point_minmax);
603 		OUT_RING(ring, rasterizer->gras_su_point_size);
604 
605 		OUT_PKT0(ring, REG_A4XX_GRAS_SU_POLY_OFFSET_SCALE, 3);
606 		OUT_RING(ring, rasterizer->gras_su_poly_offset_scale);
607 		OUT_RING(ring, rasterizer->gras_su_poly_offset_offset);
608 		OUT_RING(ring, rasterizer->gras_su_poly_offset_clamp);
609 
610 		OUT_PKT0(ring, REG_A4XX_GRAS_CL_CLIP_CNTL, 1);
611 		OUT_RING(ring, rasterizer->gras_cl_clip_cntl);
612 	}
613 
614 	/* NOTE: since primitive_restart is not actually part of any
615 	 * state object, we need to make sure that we always emit
616 	 * PRIM_VTX_CNTL.. either that or be more clever and detect
617 	 * when it changes.
618 	 */
619 	if (emit->info) {
620 		const struct pipe_draw_info *info = emit->info;
621 		struct fd4_rasterizer_stateobj *rast =
622 			fd4_rasterizer_stateobj(ctx->rasterizer);
623 		uint32_t val = rast->pc_prim_vtx_cntl;
624 
625 		if (info->index_size && info->primitive_restart)
626 			val |= A4XX_PC_PRIM_VTX_CNTL_PRIMITIVE_RESTART;
627 
628 		val |= COND(vp->writes_psize, A4XX_PC_PRIM_VTX_CNTL_PSIZE);
629 
630 		if (fp->total_in > 0) {
631 			uint32_t varout = align(fp->total_in, 16) / 16;
632 			if (varout > 1)
633 				varout = align(varout, 2);
634 			val |= A4XX_PC_PRIM_VTX_CNTL_VAROUT(varout);
635 		}
636 
637 		OUT_PKT0(ring, REG_A4XX_PC_PRIM_VTX_CNTL, 2);
638 		OUT_RING(ring, val);
639 		OUT_RING(ring, rast->pc_prim_vtx_cntl2);
640 	}
641 
642 	/* NOTE: scissor enabled bit is part of rasterizer state: */
643 	if (dirty & (FD_DIRTY_SCISSOR | FD_DIRTY_RASTERIZER)) {
644 		struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx);
645 
646 		OUT_PKT0(ring, REG_A4XX_GRAS_SC_WINDOW_SCISSOR_BR, 2);
647 		OUT_RING(ring, A4XX_GRAS_SC_WINDOW_SCISSOR_BR_X(scissor->maxx - 1) |
648 				A4XX_GRAS_SC_WINDOW_SCISSOR_BR_Y(scissor->maxy - 1));
649 		OUT_RING(ring, A4XX_GRAS_SC_WINDOW_SCISSOR_TL_X(scissor->minx) |
650 				A4XX_GRAS_SC_WINDOW_SCISSOR_TL_Y(scissor->miny));
651 
652 		ctx->batch->max_scissor.minx = MIN2(ctx->batch->max_scissor.minx, scissor->minx);
653 		ctx->batch->max_scissor.miny = MIN2(ctx->batch->max_scissor.miny, scissor->miny);
654 		ctx->batch->max_scissor.maxx = MAX2(ctx->batch->max_scissor.maxx, scissor->maxx);
655 		ctx->batch->max_scissor.maxy = MAX2(ctx->batch->max_scissor.maxy, scissor->maxy);
656 	}
657 
658 	if (dirty & FD_DIRTY_VIEWPORT) {
659 		fd_wfi(ctx->batch, ring);
660 		OUT_PKT0(ring, REG_A4XX_GRAS_CL_VPORT_XOFFSET_0, 6);
661 		OUT_RING(ring, A4XX_GRAS_CL_VPORT_XOFFSET_0(ctx->viewport.translate[0]));
662 		OUT_RING(ring, A4XX_GRAS_CL_VPORT_XSCALE_0(ctx->viewport.scale[0]));
663 		OUT_RING(ring, A4XX_GRAS_CL_VPORT_YOFFSET_0(ctx->viewport.translate[1]));
664 		OUT_RING(ring, A4XX_GRAS_CL_VPORT_YSCALE_0(ctx->viewport.scale[1]));
665 		OUT_RING(ring, A4XX_GRAS_CL_VPORT_ZOFFSET_0(ctx->viewport.translate[2]));
666 		OUT_RING(ring, A4XX_GRAS_CL_VPORT_ZSCALE_0(ctx->viewport.scale[2]));
667 	}
668 
669 	if (dirty & (FD_DIRTY_VIEWPORT | FD_DIRTY_RASTERIZER | FD_DIRTY_FRAMEBUFFER)) {
670 		float zmin, zmax;
671 		int depth = 24;
672 		if (ctx->batch->framebuffer.zsbuf) {
673 			depth = util_format_get_component_bits(
674 					pipe_surface_format(ctx->batch->framebuffer.zsbuf),
675 					UTIL_FORMAT_COLORSPACE_ZS, 0);
676 		}
677 		util_viewport_zmin_zmax(&ctx->viewport, ctx->rasterizer->clip_halfz,
678 								&zmin, &zmax);
679 
680 		OUT_PKT0(ring, REG_A4XX_RB_VPORT_Z_CLAMP(0), 2);
681 		if (depth == 32) {
682 			OUT_RING(ring, fui(zmin));
683 			OUT_RING(ring, fui(zmax));
684 		} else if (depth == 16) {
685 			OUT_RING(ring, (uint32_t)(zmin * 0xffff));
686 			OUT_RING(ring, (uint32_t)(zmax * 0xffff));
687 		} else {
688 			OUT_RING(ring, (uint32_t)(zmin * 0xffffff));
689 			OUT_RING(ring, (uint32_t)(zmax * 0xffffff));
690 		}
691 	}
692 
693 	if (dirty & (FD_DIRTY_PROG | FD_DIRTY_FRAMEBUFFER)) {
694 		struct pipe_framebuffer_state *pfb = &ctx->batch->framebuffer;
695 		unsigned n = pfb->nr_cbufs;
696 		/* if we have depth/stencil, we need at least on MRT: */
697 		if (pfb->zsbuf)
698 			n = MAX2(1, n);
699 		fd4_program_emit(ring, emit, n, pfb->cbufs);
700 	}
701 
702 	if (emit->prog == &ctx->prog) { /* evil hack to deal sanely with clear path */
703 		ir3_emit_vs_consts(vp, ring, ctx, emit->info);
704 		if (!emit->binning_pass)
705 			ir3_emit_fs_consts(fp, ring, ctx);
706 	}
707 
708 	if ((dirty & FD_DIRTY_BLEND)) {
709 		struct fd4_blend_stateobj *blend = fd4_blend_stateobj(ctx->blend);
710 		uint32_t i;
711 
712 		for (i = 0; i < A4XX_MAX_RENDER_TARGETS; i++) {
713 			enum pipe_format format = pipe_surface_format(
714 					ctx->batch->framebuffer.cbufs[i]);
715 			bool is_int = util_format_is_pure_integer(format);
716 			bool has_alpha = util_format_has_alpha(format);
717 			uint32_t control = blend->rb_mrt[i].control;
718 
719 			if (is_int) {
720 				control &= A4XX_RB_MRT_CONTROL_COMPONENT_ENABLE__MASK;
721 				control |= A4XX_RB_MRT_CONTROL_ROP_CODE(ROP_COPY);
722 			}
723 
724 			if (!has_alpha) {
725 				control &= ~A4XX_RB_MRT_CONTROL_BLEND2;
726 			}
727 
728 			OUT_PKT0(ring, REG_A4XX_RB_MRT_CONTROL(i), 1);
729 			OUT_RING(ring, control);
730 
731 			OUT_PKT0(ring, REG_A4XX_RB_MRT_BLEND_CONTROL(i), 1);
732 			OUT_RING(ring, blend->rb_mrt[i].blend_control);
733 		}
734 
735 		OUT_PKT0(ring, REG_A4XX_RB_FS_OUTPUT, 1);
736 		OUT_RING(ring, blend->rb_fs_output |
737 				A4XX_RB_FS_OUTPUT_SAMPLE_MASK(0xffff));
738 	}
739 
740 	if (dirty & FD_DIRTY_BLEND_COLOR) {
741 		struct pipe_blend_color *bcolor = &ctx->blend_color;
742 
743 		OUT_PKT0(ring, REG_A4XX_RB_BLEND_RED, 8);
744 		OUT_RING(ring, A4XX_RB_BLEND_RED_FLOAT(bcolor->color[0]) |
745 				A4XX_RB_BLEND_RED_UINT(bcolor->color[0] * 0xff) |
746 				A4XX_RB_BLEND_RED_SINT(bcolor->color[0] * 0x7f));
747 		OUT_RING(ring, A4XX_RB_BLEND_RED_F32(bcolor->color[0]));
748 		OUT_RING(ring, A4XX_RB_BLEND_GREEN_FLOAT(bcolor->color[1]) |
749 				A4XX_RB_BLEND_GREEN_UINT(bcolor->color[1] * 0xff) |
750 				A4XX_RB_BLEND_GREEN_SINT(bcolor->color[1] * 0x7f));
751 		OUT_RING(ring, A4XX_RB_BLEND_RED_F32(bcolor->color[1]));
752 		OUT_RING(ring, A4XX_RB_BLEND_BLUE_FLOAT(bcolor->color[2]) |
753 				A4XX_RB_BLEND_BLUE_UINT(bcolor->color[2] * 0xff) |
754 				A4XX_RB_BLEND_BLUE_SINT(bcolor->color[2] * 0x7f));
755 		OUT_RING(ring, A4XX_RB_BLEND_BLUE_F32(bcolor->color[2]));
756 		OUT_RING(ring, A4XX_RB_BLEND_ALPHA_FLOAT(bcolor->color[3]) |
757 				A4XX_RB_BLEND_ALPHA_UINT(bcolor->color[3] * 0xff) |
758 				A4XX_RB_BLEND_ALPHA_SINT(bcolor->color[3] * 0x7f));
759 		OUT_RING(ring, A4XX_RB_BLEND_ALPHA_F32(bcolor->color[3]));
760 	}
761 
762 	if (ctx->dirty_shader[PIPE_SHADER_VERTEX] & FD_DIRTY_SHADER_TEX)
763 		emit_textures(ctx, ring, SB4_VS_TEX, &ctx->tex[PIPE_SHADER_VERTEX], vp);
764 
765 	if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_TEX)
766 		emit_textures(ctx, ring, SB4_FS_TEX, &ctx->tex[PIPE_SHADER_FRAGMENT], fp);
767 }
768 
769 /* emit setup at begin of new cmdstream buffer (don't rely on previous
770  * state, there could have been a context switch between ioctls):
771  */
772 void
fd4_emit_restore(struct fd_batch * batch,struct fd_ringbuffer * ring)773 fd4_emit_restore(struct fd_batch *batch, struct fd_ringbuffer *ring)
774 {
775 	struct fd_context *ctx = batch->ctx;
776 	struct fd4_context *fd4_ctx = fd4_context(ctx);
777 
778 	OUT_PKT0(ring, REG_A4XX_RBBM_PERFCTR_CTL, 1);
779 	OUT_RING(ring, 0x00000001);
780 
781 	OUT_PKT0(ring, REG_A4XX_GRAS_DEBUG_ECO_CONTROL, 1);
782 	OUT_RING(ring, 0x00000000);
783 
784 	OUT_PKT0(ring, REG_A4XX_SP_MODE_CONTROL, 1);
785 	OUT_RING(ring, 0x00000006);
786 
787 	OUT_PKT0(ring, REG_A4XX_TPL1_TP_MODE_CONTROL, 1);
788 	OUT_RING(ring, 0x0000003a);
789 
790 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_0D01, 1);
791 	OUT_RING(ring, 0x00000001);
792 
793 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_0E42, 1);
794 	OUT_RING(ring, 0x00000000);
795 
796 	OUT_PKT0(ring, REG_A4XX_UCHE_CACHE_WAYS_VFD, 1);
797 	OUT_RING(ring, 0x00000007);
798 
799 	OUT_PKT0(ring, REG_A4XX_UCHE_CACHE_MODE_CONTROL, 1);
800 	OUT_RING(ring, 0x00000000);
801 
802 	OUT_PKT0(ring, REG_A4XX_UCHE_INVALIDATE0, 2);
803 	OUT_RING(ring, 0x00000000);
804 	OUT_RING(ring, 0x00000012);
805 
806 	OUT_PKT0(ring, REG_A4XX_HLSQ_MODE_CONTROL, 1);
807 	OUT_RING(ring, 0x00000000);
808 
809 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_0CC5, 1);
810 	OUT_RING(ring, 0x00000006);
811 
812 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_0CC6, 1);
813 	OUT_RING(ring, 0x00000000);
814 
815 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_0EC2, 1);
816 	OUT_RING(ring, 0x00040000);
817 
818 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_2001, 1);
819 	OUT_RING(ring, 0x00000000);
820 
821 	OUT_PKT3(ring, CP_INVALIDATE_STATE, 1);
822 	OUT_RING(ring, 0x00001000);
823 
824 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_20EF, 1);
825 	OUT_RING(ring, 0x00000000);
826 
827 	OUT_PKT0(ring, REG_A4XX_RB_BLEND_RED, 4);
828 	OUT_RING(ring, A4XX_RB_BLEND_RED_UINT(0) |
829 			A4XX_RB_BLEND_RED_FLOAT(0.0));
830 	OUT_RING(ring, A4XX_RB_BLEND_GREEN_UINT(0) |
831 			A4XX_RB_BLEND_GREEN_FLOAT(0.0));
832 	OUT_RING(ring, A4XX_RB_BLEND_BLUE_UINT(0) |
833 			A4XX_RB_BLEND_BLUE_FLOAT(0.0));
834 	OUT_RING(ring, A4XX_RB_BLEND_ALPHA_UINT(0x7fff) |
835 			A4XX_RB_BLEND_ALPHA_FLOAT(1.0));
836 
837 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_2152, 1);
838 	OUT_RING(ring, 0x00000000);
839 
840 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_2153, 1);
841 	OUT_RING(ring, 0x00000000);
842 
843 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_2154, 1);
844 	OUT_RING(ring, 0x00000000);
845 
846 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_2155, 1);
847 	OUT_RING(ring, 0x00000000);
848 
849 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_2156, 1);
850 	OUT_RING(ring, 0x00000000);
851 
852 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_2157, 1);
853 	OUT_RING(ring, 0x00000000);
854 
855 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_21C3, 1);
856 	OUT_RING(ring, 0x0000001d);
857 
858 	OUT_PKT0(ring, REG_A4XX_PC_GS_PARAM, 1);
859 	OUT_RING(ring, 0x00000000);
860 
861 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_21E6, 1);
862 	OUT_RING(ring, 0x00000001);
863 
864 	OUT_PKT0(ring, REG_A4XX_PC_HS_PARAM, 1);
865 	OUT_RING(ring, 0x00000000);
866 
867 	OUT_PKT0(ring, REG_A4XX_UNKNOWN_22D7, 1);
868 	OUT_RING(ring, 0x00000000);
869 
870 	OUT_PKT0(ring, REG_A4XX_TPL1_TP_TEX_OFFSET, 1);
871 	OUT_RING(ring, 0x00000000);
872 
873 	OUT_PKT0(ring, REG_A4XX_TPL1_TP_TEX_COUNT, 1);
874 	OUT_RING(ring, A4XX_TPL1_TP_TEX_COUNT_VS(16) |
875 			A4XX_TPL1_TP_TEX_COUNT_HS(0) |
876 			A4XX_TPL1_TP_TEX_COUNT_DS(0) |
877 			A4XX_TPL1_TP_TEX_COUNT_GS(0));
878 
879 	OUT_PKT0(ring, REG_A4XX_TPL1_TP_FS_TEX_COUNT, 1);
880 	OUT_RING(ring, 16);
881 
882 	/* we don't use this yet.. probably best to disable.. */
883 	OUT_PKT3(ring, CP_SET_DRAW_STATE, 2);
884 	OUT_RING(ring, CP_SET_DRAW_STATE__0_COUNT(0) |
885 			CP_SET_DRAW_STATE__0_DISABLE_ALL_GROUPS |
886 			CP_SET_DRAW_STATE__0_GROUP_ID(0));
887 	OUT_RING(ring, CP_SET_DRAW_STATE__1_ADDR_LO(0));
888 
889 	OUT_PKT0(ring, REG_A4XX_SP_VS_PVT_MEM_PARAM, 2);
890 	OUT_RING(ring, 0x08000001);                  /* SP_VS_PVT_MEM_PARAM */
891 	OUT_RELOC(ring, fd4_ctx->vs_pvt_mem, 0,0,0); /* SP_VS_PVT_MEM_ADDR */
892 
893 	OUT_PKT0(ring, REG_A4XX_SP_FS_PVT_MEM_PARAM, 2);
894 	OUT_RING(ring, 0x08000001);                  /* SP_FS_PVT_MEM_PARAM */
895 	OUT_RELOC(ring, fd4_ctx->fs_pvt_mem, 0,0,0); /* SP_FS_PVT_MEM_ADDR */
896 
897 	OUT_PKT0(ring, REG_A4XX_GRAS_SC_CONTROL, 1);
898 	OUT_RING(ring, A4XX_GRAS_SC_CONTROL_RENDER_MODE(RB_RENDERING_PASS) |
899 			A4XX_GRAS_SC_CONTROL_MSAA_DISABLE |
900 			A4XX_GRAS_SC_CONTROL_MSAA_SAMPLES(MSAA_ONE) |
901 			A4XX_GRAS_SC_CONTROL_RASTER_MODE(0));
902 
903 	OUT_PKT0(ring, REG_A4XX_RB_MSAA_CONTROL, 1);
904 	OUT_RING(ring, A4XX_RB_MSAA_CONTROL_DISABLE |
905 			A4XX_RB_MSAA_CONTROL_SAMPLES(MSAA_ONE));
906 
907 	OUT_PKT0(ring, REG_A4XX_GRAS_CL_GB_CLIP_ADJ, 1);
908 	OUT_RING(ring, A4XX_GRAS_CL_GB_CLIP_ADJ_HORZ(0) |
909 			A4XX_GRAS_CL_GB_CLIP_ADJ_VERT(0));
910 
911 	OUT_PKT0(ring, REG_A4XX_RB_ALPHA_CONTROL, 1);
912 	OUT_RING(ring, A4XX_RB_ALPHA_CONTROL_ALPHA_TEST_FUNC(FUNC_ALWAYS));
913 
914 	OUT_PKT0(ring, REG_A4XX_RB_FS_OUTPUT, 1);
915 	OUT_RING(ring, A4XX_RB_FS_OUTPUT_SAMPLE_MASK(0xffff));
916 
917 	OUT_PKT0(ring, REG_A4XX_GRAS_ALPHA_CONTROL, 1);
918 	OUT_RING(ring, 0x0);
919 
920 	fd_hw_query_enable(batch, ring);
921 }
922 
923 static void
fd4_mem_to_mem(struct fd_ringbuffer * ring,struct pipe_resource * dst,unsigned dst_off,struct pipe_resource * src,unsigned src_off,unsigned sizedwords)924 fd4_mem_to_mem(struct fd_ringbuffer *ring, struct pipe_resource *dst,
925 		unsigned dst_off, struct pipe_resource *src, unsigned src_off,
926 		unsigned sizedwords)
927 {
928 	struct fd_bo *src_bo = fd_resource(src)->bo;
929 	struct fd_bo *dst_bo = fd_resource(dst)->bo;
930 	unsigned i;
931 
932 	for (i = 0; i < sizedwords; i++) {
933 		OUT_PKT3(ring, CP_MEM_TO_MEM, 3);
934 		OUT_RING(ring, 0x00000000);
935 		OUT_RELOC(ring, dst_bo, dst_off, 0, 0);
936 		OUT_RELOC(ring, src_bo, src_off, 0, 0);
937 
938 		dst_off += 4;
939 		src_off += 4;
940 	}
941 }
942 
943 void
fd4_emit_init_screen(struct pipe_screen * pscreen)944 fd4_emit_init_screen(struct pipe_screen *pscreen)
945 {
946 	struct fd_screen *screen = fd_screen(pscreen);
947 
948 	screen->emit_ib = fd4_emit_ib;
949 	screen->mem_to_mem = fd4_mem_to_mem;
950 }
951 
952 void
fd4_emit_init(struct pipe_context * pctx)953 fd4_emit_init(struct pipe_context *pctx)
954 {
955 }
956