• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright 2010 Red Hat Inc.
3  *           2010 Jerome Glisse
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * on the rights to use, copy, modify, merge, publish, distribute, sub
9  * license, and/or sell copies of the Software, and to permit persons to whom
10  * the Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
23  *
24  * Authors: Dave Airlie <airlied@redhat.com>
25  *          Jerome Glisse <jglisse@redhat.com>
26  */
27 #include "r600_formats.h"
28 #include "r600_shader.h"
29 #include "r600d.h"
30 
31 #include "util/u_format_s3tc.h"
32 #include "util/u_index_modify.h"
33 #include "util/u_memory.h"
34 #include "util/u_upload_mgr.h"
35 #include "util/u_math.h"
36 #include "tgsi/tgsi_parse.h"
37 #include "tgsi/tgsi_scan.h"
38 #include "tgsi/tgsi_ureg.h"
39 
r600_init_command_buffer(struct r600_command_buffer * cb,unsigned num_dw)40 void r600_init_command_buffer(struct r600_command_buffer *cb, unsigned num_dw)
41 {
42 	assert(!cb->buf);
43 	cb->buf = CALLOC(1, 4 * num_dw);
44 	cb->max_num_dw = num_dw;
45 }
46 
r600_release_command_buffer(struct r600_command_buffer * cb)47 void r600_release_command_buffer(struct r600_command_buffer *cb)
48 {
49 	FREE(cb->buf);
50 }
51 
r600_add_atom(struct r600_context * rctx,struct r600_atom * atom,unsigned id)52 void r600_add_atom(struct r600_context *rctx,
53 		   struct r600_atom *atom,
54 		   unsigned id)
55 {
56 	assert(id < R600_NUM_ATOMS);
57 	assert(rctx->atoms[id] == NULL);
58 	rctx->atoms[id] = atom;
59 	atom->id = id;
60 }
61 
r600_init_atom(struct r600_context * rctx,struct r600_atom * atom,unsigned id,void (* emit)(struct r600_context * ctx,struct r600_atom * state),unsigned num_dw)62 void r600_init_atom(struct r600_context *rctx,
63 		    struct r600_atom *atom,
64 		    unsigned id,
65 		    void (*emit)(struct r600_context *ctx, struct r600_atom *state),
66 		    unsigned num_dw)
67 {
68 	atom->emit = (void*)emit;
69 	atom->num_dw = num_dw;
70 	r600_add_atom(rctx, atom, id);
71 }
72 
r600_emit_cso_state(struct r600_context * rctx,struct r600_atom * atom)73 void r600_emit_cso_state(struct r600_context *rctx, struct r600_atom *atom)
74 {
75 	r600_emit_command_buffer(rctx->b.gfx.cs, ((struct r600_cso_state*)atom)->cb);
76 }
77 
r600_emit_alphatest_state(struct r600_context * rctx,struct r600_atom * atom)78 void r600_emit_alphatest_state(struct r600_context *rctx, struct r600_atom *atom)
79 {
80 	struct radeon_winsys_cs *cs = rctx->b.gfx.cs;
81 	struct r600_alphatest_state *a = (struct r600_alphatest_state*)atom;
82 	unsigned alpha_ref = a->sx_alpha_ref;
83 
84 	if (rctx->b.chip_class >= EVERGREEN && a->cb0_export_16bpc) {
85 		alpha_ref &= ~0x1FFF;
86 	}
87 
88 	radeon_set_context_reg(cs, R_028410_SX_ALPHA_TEST_CONTROL,
89 			       a->sx_alpha_test_control |
90 			       S_028410_ALPHA_TEST_BYPASS(a->bypass));
91 	radeon_set_context_reg(cs, R_028438_SX_ALPHA_REF, alpha_ref);
92 }
93 
r600_memory_barrier(struct pipe_context * ctx,unsigned flags)94 static void r600_memory_barrier(struct pipe_context *ctx, unsigned flags)
95 {
96 	struct r600_context *rctx = (struct r600_context *)ctx;
97 	if (flags & PIPE_BARRIER_CONSTANT_BUFFER)
98 		rctx->b.flags |= R600_CONTEXT_INV_CONST_CACHE;
99 
100 	if (flags & (PIPE_BARRIER_VERTEX_BUFFER |
101 		     PIPE_BARRIER_SHADER_BUFFER |
102 		     PIPE_BARRIER_TEXTURE |
103 		     PIPE_BARRIER_IMAGE |
104 		     PIPE_BARRIER_STREAMOUT_BUFFER |
105 		     PIPE_BARRIER_GLOBAL_BUFFER)) {
106 		rctx->b.flags |= R600_CONTEXT_INV_VERTEX_CACHE|
107 			R600_CONTEXT_INV_TEX_CACHE;
108 	}
109 
110 	if (flags & (PIPE_BARRIER_FRAMEBUFFER|
111 		     PIPE_BARRIER_IMAGE))
112 		rctx->b.flags |= R600_CONTEXT_FLUSH_AND_INV;
113 
114 	rctx->b.flags |= R600_CONTEXT_WAIT_3D_IDLE;
115 }
116 
r600_texture_barrier(struct pipe_context * ctx,unsigned flags)117 static void r600_texture_barrier(struct pipe_context *ctx, unsigned flags)
118 {
119 	struct r600_context *rctx = (struct r600_context *)ctx;
120 
121 	rctx->b.flags |= R600_CONTEXT_INV_TEX_CACHE |
122 		       R600_CONTEXT_FLUSH_AND_INV_CB |
123 		       R600_CONTEXT_FLUSH_AND_INV |
124 		       R600_CONTEXT_WAIT_3D_IDLE;
125 	rctx->framebuffer.do_update_surf_dirtiness = true;
126 }
127 
r600_conv_pipe_prim(unsigned prim)128 static unsigned r600_conv_pipe_prim(unsigned prim)
129 {
130 	static const unsigned prim_conv[] = {
131 		[PIPE_PRIM_POINTS]			= V_008958_DI_PT_POINTLIST,
132 		[PIPE_PRIM_LINES]			= V_008958_DI_PT_LINELIST,
133 		[PIPE_PRIM_LINE_LOOP]			= V_008958_DI_PT_LINELOOP,
134 		[PIPE_PRIM_LINE_STRIP]			= V_008958_DI_PT_LINESTRIP,
135 		[PIPE_PRIM_TRIANGLES]			= V_008958_DI_PT_TRILIST,
136 		[PIPE_PRIM_TRIANGLE_STRIP]		= V_008958_DI_PT_TRISTRIP,
137 		[PIPE_PRIM_TRIANGLE_FAN]		= V_008958_DI_PT_TRIFAN,
138 		[PIPE_PRIM_QUADS]			= V_008958_DI_PT_QUADLIST,
139 		[PIPE_PRIM_QUAD_STRIP]			= V_008958_DI_PT_QUADSTRIP,
140 		[PIPE_PRIM_POLYGON]			= V_008958_DI_PT_POLYGON,
141 		[PIPE_PRIM_LINES_ADJACENCY]		= V_008958_DI_PT_LINELIST_ADJ,
142 		[PIPE_PRIM_LINE_STRIP_ADJACENCY]	= V_008958_DI_PT_LINESTRIP_ADJ,
143 		[PIPE_PRIM_TRIANGLES_ADJACENCY]		= V_008958_DI_PT_TRILIST_ADJ,
144 		[PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY]	= V_008958_DI_PT_TRISTRIP_ADJ,
145 		[PIPE_PRIM_PATCHES]                     = V_008958_DI_PT_PATCH,
146 		[R600_PRIM_RECTANGLE_LIST]		= V_008958_DI_PT_RECTLIST
147 	};
148 	assert(prim < ARRAY_SIZE(prim_conv));
149 	return prim_conv[prim];
150 }
151 
r600_conv_prim_to_gs_out(unsigned mode)152 unsigned r600_conv_prim_to_gs_out(unsigned mode)
153 {
154 	static const int prim_conv[] = {
155 		[PIPE_PRIM_POINTS]			= V_028A6C_OUTPRIM_TYPE_POINTLIST,
156 		[PIPE_PRIM_LINES]			= V_028A6C_OUTPRIM_TYPE_LINESTRIP,
157 		[PIPE_PRIM_LINE_LOOP]			= V_028A6C_OUTPRIM_TYPE_LINESTRIP,
158 		[PIPE_PRIM_LINE_STRIP]			= V_028A6C_OUTPRIM_TYPE_LINESTRIP,
159 		[PIPE_PRIM_TRIANGLES]			= V_028A6C_OUTPRIM_TYPE_TRISTRIP,
160 		[PIPE_PRIM_TRIANGLE_STRIP]		= V_028A6C_OUTPRIM_TYPE_TRISTRIP,
161 		[PIPE_PRIM_TRIANGLE_FAN]		= V_028A6C_OUTPRIM_TYPE_TRISTRIP,
162 		[PIPE_PRIM_QUADS]			= V_028A6C_OUTPRIM_TYPE_TRISTRIP,
163 		[PIPE_PRIM_QUAD_STRIP]			= V_028A6C_OUTPRIM_TYPE_TRISTRIP,
164 		[PIPE_PRIM_POLYGON]			= V_028A6C_OUTPRIM_TYPE_TRISTRIP,
165 		[PIPE_PRIM_LINES_ADJACENCY]		= V_028A6C_OUTPRIM_TYPE_LINESTRIP,
166 		[PIPE_PRIM_LINE_STRIP_ADJACENCY]	= V_028A6C_OUTPRIM_TYPE_LINESTRIP,
167 		[PIPE_PRIM_TRIANGLES_ADJACENCY]		= V_028A6C_OUTPRIM_TYPE_TRISTRIP,
168 		[PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY]	= V_028A6C_OUTPRIM_TYPE_TRISTRIP,
169 		[PIPE_PRIM_PATCHES]			= V_028A6C_OUTPRIM_TYPE_POINTLIST,
170 		[R600_PRIM_RECTANGLE_LIST]		= V_028A6C_OUTPRIM_TYPE_TRISTRIP
171 	};
172 	assert(mode < ARRAY_SIZE(prim_conv));
173 
174 	return prim_conv[mode];
175 }
176 
177 /* common state between evergreen and r600 */
178 
r600_bind_blend_state_internal(struct r600_context * rctx,struct r600_blend_state * blend,bool blend_disable)179 static void r600_bind_blend_state_internal(struct r600_context *rctx,
180 		struct r600_blend_state *blend, bool blend_disable)
181 {
182 	unsigned color_control;
183 	bool update_cb = false;
184 
185 	rctx->alpha_to_one = blend->alpha_to_one;
186 	rctx->dual_src_blend = blend->dual_src_blend;
187 
188 	if (!blend_disable) {
189 		r600_set_cso_state_with_cb(rctx, &rctx->blend_state, blend, &blend->buffer);
190 		color_control = blend->cb_color_control;
191 	} else {
192 		/* Blending is disabled. */
193 		r600_set_cso_state_with_cb(rctx, &rctx->blend_state, blend, &blend->buffer_no_blend);
194 		color_control = blend->cb_color_control_no_blend;
195 	}
196 
197 	/* Update derived states. */
198 	if (rctx->cb_misc_state.blend_colormask != blend->cb_target_mask) {
199 		rctx->cb_misc_state.blend_colormask = blend->cb_target_mask;
200 		update_cb = true;
201 	}
202 	if (rctx->b.chip_class <= R700 &&
203 	    rctx->cb_misc_state.cb_color_control != color_control) {
204 		rctx->cb_misc_state.cb_color_control = color_control;
205 		update_cb = true;
206 	}
207 	if (rctx->cb_misc_state.dual_src_blend != blend->dual_src_blend) {
208 		rctx->cb_misc_state.dual_src_blend = blend->dual_src_blend;
209 		update_cb = true;
210 	}
211 	if (update_cb) {
212 		r600_mark_atom_dirty(rctx, &rctx->cb_misc_state.atom);
213 	}
214 	if (rctx->framebuffer.dual_src_blend != blend->dual_src_blend) {
215 		rctx->framebuffer.dual_src_blend = blend->dual_src_blend;
216 		r600_mark_atom_dirty(rctx, &rctx->framebuffer.atom);
217 	}
218 }
219 
r600_bind_blend_state(struct pipe_context * ctx,void * state)220 static void r600_bind_blend_state(struct pipe_context *ctx, void *state)
221 {
222 	struct r600_context *rctx = (struct r600_context *)ctx;
223 	struct r600_blend_state *blend = (struct r600_blend_state *)state;
224 
225 	if (!blend) {
226 		r600_set_cso_state_with_cb(rctx, &rctx->blend_state, NULL, NULL);
227 		return;
228 	}
229 
230 	r600_bind_blend_state_internal(rctx, blend, rctx->force_blend_disable);
231 }
232 
r600_set_blend_color(struct pipe_context * ctx,const struct pipe_blend_color * state)233 static void r600_set_blend_color(struct pipe_context *ctx,
234 				 const struct pipe_blend_color *state)
235 {
236 	struct r600_context *rctx = (struct r600_context *)ctx;
237 
238 	rctx->blend_color.state = *state;
239 	r600_mark_atom_dirty(rctx, &rctx->blend_color.atom);
240 }
241 
r600_emit_blend_color(struct r600_context * rctx,struct r600_atom * atom)242 void r600_emit_blend_color(struct r600_context *rctx, struct r600_atom *atom)
243 {
244 	struct radeon_winsys_cs *cs = rctx->b.gfx.cs;
245 	struct pipe_blend_color *state = &rctx->blend_color.state;
246 
247 	radeon_set_context_reg_seq(cs, R_028414_CB_BLEND_RED, 4);
248 	radeon_emit(cs, fui(state->color[0])); /* R_028414_CB_BLEND_RED */
249 	radeon_emit(cs, fui(state->color[1])); /* R_028418_CB_BLEND_GREEN */
250 	radeon_emit(cs, fui(state->color[2])); /* R_02841C_CB_BLEND_BLUE */
251 	radeon_emit(cs, fui(state->color[3])); /* R_028420_CB_BLEND_ALPHA */
252 }
253 
r600_emit_vgt_state(struct r600_context * rctx,struct r600_atom * atom)254 void r600_emit_vgt_state(struct r600_context *rctx, struct r600_atom *atom)
255 {
256 	struct radeon_winsys_cs *cs = rctx->b.gfx.cs;
257 	struct r600_vgt_state *a = (struct r600_vgt_state *)atom;
258 
259 	radeon_set_context_reg(cs, R_028A94_VGT_MULTI_PRIM_IB_RESET_EN, a->vgt_multi_prim_ib_reset_en);
260 	radeon_set_context_reg_seq(cs, R_028408_VGT_INDX_OFFSET, 2);
261 	radeon_emit(cs, a->vgt_indx_offset); /* R_028408_VGT_INDX_OFFSET */
262 	radeon_emit(cs, a->vgt_multi_prim_ib_reset_indx); /* R_02840C_VGT_MULTI_PRIM_IB_RESET_INDX */
263 	if (a->last_draw_was_indirect) {
264 		a->last_draw_was_indirect = false;
265 		radeon_set_ctl_const(cs, R_03CFF0_SQ_VTX_BASE_VTX_LOC, 0);
266 	}
267 }
268 
r600_set_clip_state(struct pipe_context * ctx,const struct pipe_clip_state * state)269 static void r600_set_clip_state(struct pipe_context *ctx,
270 				const struct pipe_clip_state *state)
271 {
272 	struct r600_context *rctx = (struct r600_context *)ctx;
273 
274 	rctx->clip_state.state = *state;
275 	r600_mark_atom_dirty(rctx, &rctx->clip_state.atom);
276 	rctx->driver_consts[PIPE_SHADER_VERTEX].vs_ucp_dirty = true;
277 }
278 
r600_set_stencil_ref(struct pipe_context * ctx,const struct r600_stencil_ref * state)279 static void r600_set_stencil_ref(struct pipe_context *ctx,
280 				 const struct r600_stencil_ref *state)
281 {
282 	struct r600_context *rctx = (struct r600_context *)ctx;
283 
284 	rctx->stencil_ref.state = *state;
285 	r600_mark_atom_dirty(rctx, &rctx->stencil_ref.atom);
286 }
287 
r600_emit_stencil_ref(struct r600_context * rctx,struct r600_atom * atom)288 void r600_emit_stencil_ref(struct r600_context *rctx, struct r600_atom *atom)
289 {
290 	struct radeon_winsys_cs *cs = rctx->b.gfx.cs;
291 	struct r600_stencil_ref_state *a = (struct r600_stencil_ref_state*)atom;
292 
293 	radeon_set_context_reg_seq(cs, R_028430_DB_STENCILREFMASK, 2);
294 	radeon_emit(cs, /* R_028430_DB_STENCILREFMASK */
295 			 S_028430_STENCILREF(a->state.ref_value[0]) |
296 			 S_028430_STENCILMASK(a->state.valuemask[0]) |
297 			 S_028430_STENCILWRITEMASK(a->state.writemask[0]));
298 	radeon_emit(cs, /* R_028434_DB_STENCILREFMASK_BF */
299 			 S_028434_STENCILREF_BF(a->state.ref_value[1]) |
300 			 S_028434_STENCILMASK_BF(a->state.valuemask[1]) |
301 			 S_028434_STENCILWRITEMASK_BF(a->state.writemask[1]));
302 }
303 
r600_set_pipe_stencil_ref(struct pipe_context * ctx,const struct pipe_stencil_ref * state)304 static void r600_set_pipe_stencil_ref(struct pipe_context *ctx,
305 				      const struct pipe_stencil_ref *state)
306 {
307 	struct r600_context *rctx = (struct r600_context *)ctx;
308 	struct r600_dsa_state *dsa = (struct r600_dsa_state*)rctx->dsa_state.cso;
309 	struct r600_stencil_ref ref;
310 
311 	rctx->stencil_ref.pipe_state = *state;
312 
313 	if (!dsa)
314 		return;
315 
316 	ref.ref_value[0] = state->ref_value[0];
317 	ref.ref_value[1] = state->ref_value[1];
318 	ref.valuemask[0] = dsa->valuemask[0];
319 	ref.valuemask[1] = dsa->valuemask[1];
320 	ref.writemask[0] = dsa->writemask[0];
321 	ref.writemask[1] = dsa->writemask[1];
322 
323 	r600_set_stencil_ref(ctx, &ref);
324 }
325 
r600_bind_dsa_state(struct pipe_context * ctx,void * state)326 static void r600_bind_dsa_state(struct pipe_context *ctx, void *state)
327 {
328 	struct r600_context *rctx = (struct r600_context *)ctx;
329 	struct r600_dsa_state *dsa = state;
330 	struct r600_stencil_ref ref;
331 
332 	if (!state) {
333 		r600_set_cso_state_with_cb(rctx, &rctx->dsa_state, NULL, NULL);
334 		return;
335 	}
336 
337 	r600_set_cso_state_with_cb(rctx, &rctx->dsa_state, dsa, &dsa->buffer);
338 
339 	ref.ref_value[0] = rctx->stencil_ref.pipe_state.ref_value[0];
340 	ref.ref_value[1] = rctx->stencil_ref.pipe_state.ref_value[1];
341 	ref.valuemask[0] = dsa->valuemask[0];
342 	ref.valuemask[1] = dsa->valuemask[1];
343 	ref.writemask[0] = dsa->writemask[0];
344 	ref.writemask[1] = dsa->writemask[1];
345 	if (rctx->zwritemask != dsa->zwritemask) {
346 		rctx->zwritemask = dsa->zwritemask;
347 		if (rctx->b.chip_class >= EVERGREEN) {
348 			/* work around some issue when not writing to zbuffer
349 			 * we are having lockup on evergreen so do not enable
350 			 * hyperz when not writing zbuffer
351 			 */
352 			r600_mark_atom_dirty(rctx, &rctx->db_misc_state.atom);
353 		}
354 	}
355 
356 	r600_set_stencil_ref(ctx, &ref);
357 
358 	/* Update alphatest state. */
359 	if (rctx->alphatest_state.sx_alpha_test_control != dsa->sx_alpha_test_control ||
360 	    rctx->alphatest_state.sx_alpha_ref != dsa->alpha_ref) {
361 		rctx->alphatest_state.sx_alpha_test_control = dsa->sx_alpha_test_control;
362 		rctx->alphatest_state.sx_alpha_ref = dsa->alpha_ref;
363 		r600_mark_atom_dirty(rctx, &rctx->alphatest_state.atom);
364 	}
365 }
366 
r600_bind_rs_state(struct pipe_context * ctx,void * state)367 static void r600_bind_rs_state(struct pipe_context *ctx, void *state)
368 {
369 	struct r600_rasterizer_state *rs = (struct r600_rasterizer_state *)state;
370 	struct r600_context *rctx = (struct r600_context *)ctx;
371 
372 	if (!state)
373 		return;
374 
375 	rctx->rasterizer = rs;
376 
377 	r600_set_cso_state_with_cb(rctx, &rctx->rasterizer_state, rs, &rs->buffer);
378 
379 	if (rs->offset_enable &&
380 	    (rs->offset_units != rctx->poly_offset_state.offset_units ||
381 	     rs->offset_scale != rctx->poly_offset_state.offset_scale ||
382 	     rs->offset_units_unscaled != rctx->poly_offset_state.offset_units_unscaled)) {
383 		rctx->poly_offset_state.offset_units = rs->offset_units;
384 		rctx->poly_offset_state.offset_scale = rs->offset_scale;
385 		rctx->poly_offset_state.offset_units_unscaled = rs->offset_units_unscaled;
386 		r600_mark_atom_dirty(rctx, &rctx->poly_offset_state.atom);
387 	}
388 
389 	/* Update clip_misc_state. */
390 	if (rctx->clip_misc_state.pa_cl_clip_cntl != rs->pa_cl_clip_cntl ||
391 	    rctx->clip_misc_state.clip_plane_enable != rs->clip_plane_enable) {
392 		rctx->clip_misc_state.pa_cl_clip_cntl = rs->pa_cl_clip_cntl;
393 		rctx->clip_misc_state.clip_plane_enable = rs->clip_plane_enable;
394 		r600_mark_atom_dirty(rctx, &rctx->clip_misc_state.atom);
395 	}
396 
397 	r600_viewport_set_rast_deps(&rctx->b, rs->scissor_enable, rs->clip_halfz);
398 
399 	/* Re-emit PA_SC_LINE_STIPPLE. */
400 	rctx->last_primitive_type = -1;
401 }
402 
r600_delete_rs_state(struct pipe_context * ctx,void * state)403 static void r600_delete_rs_state(struct pipe_context *ctx, void *state)
404 {
405 	struct r600_rasterizer_state *rs = (struct r600_rasterizer_state *)state;
406 
407 	r600_release_command_buffer(&rs->buffer);
408 	FREE(rs);
409 }
410 
r600_sampler_view_destroy(struct pipe_context * ctx,struct pipe_sampler_view * state)411 static void r600_sampler_view_destroy(struct pipe_context *ctx,
412 				      struct pipe_sampler_view *state)
413 {
414 	struct r600_pipe_sampler_view *view = (struct r600_pipe_sampler_view *)state;
415 
416 	if (view->tex_resource->gpu_address &&
417 	    view->tex_resource->b.b.target == PIPE_BUFFER)
418 		LIST_DELINIT(&view->list);
419 
420 	pipe_resource_reference(&state->texture, NULL);
421 	FREE(view);
422 }
423 
r600_sampler_states_dirty(struct r600_context * rctx,struct r600_sampler_states * state)424 void r600_sampler_states_dirty(struct r600_context *rctx,
425 			       struct r600_sampler_states *state)
426 {
427 	if (state->dirty_mask) {
428 		if (state->dirty_mask & state->has_bordercolor_mask) {
429 			rctx->b.flags |= R600_CONTEXT_WAIT_3D_IDLE;
430 		}
431 		state->atom.num_dw =
432 			util_bitcount(state->dirty_mask & state->has_bordercolor_mask) * 11 +
433 			util_bitcount(state->dirty_mask & ~state->has_bordercolor_mask) * 5;
434 		r600_mark_atom_dirty(rctx, &state->atom);
435 	}
436 }
437 
r600_bind_sampler_states(struct pipe_context * pipe,enum pipe_shader_type shader,unsigned start,unsigned count,void ** states)438 static void r600_bind_sampler_states(struct pipe_context *pipe,
439 			       enum pipe_shader_type shader,
440 			       unsigned start,
441 			       unsigned count, void **states)
442 {
443 	struct r600_context *rctx = (struct r600_context *)pipe;
444 	struct r600_textures_info *dst = &rctx->samplers[shader];
445 	struct r600_pipe_sampler_state **rstates = (struct r600_pipe_sampler_state**)states;
446 	int seamless_cube_map = -1;
447 	unsigned i;
448 	/* This sets 1-bit for states with index >= count. */
449 	uint32_t disable_mask = ~((1ull << count) - 1);
450 	/* These are the new states set by this function. */
451 	uint32_t new_mask = 0;
452 
453 	assert(start == 0); /* XXX fix below */
454 
455 	if (!states) {
456 		disable_mask = ~0u;
457 		count = 0;
458 	}
459 
460 	for (i = 0; i < count; i++) {
461 		struct r600_pipe_sampler_state *rstate = rstates[i];
462 
463 		if (rstate == dst->states.states[i]) {
464 			continue;
465 		}
466 
467 		if (rstate) {
468 			if (rstate->border_color_use) {
469 				dst->states.has_bordercolor_mask |= 1 << i;
470 			} else {
471 				dst->states.has_bordercolor_mask &= ~(1 << i);
472 			}
473 			seamless_cube_map = rstate->seamless_cube_map;
474 
475 			new_mask |= 1 << i;
476 		} else {
477 			disable_mask |= 1 << i;
478 		}
479 	}
480 
481 	memcpy(dst->states.states, rstates, sizeof(void*) * count);
482 	memset(dst->states.states + count, 0, sizeof(void*) * (NUM_TEX_UNITS - count));
483 
484 	dst->states.enabled_mask &= ~disable_mask;
485 	dst->states.dirty_mask &= dst->states.enabled_mask;
486 	dst->states.enabled_mask |= new_mask;
487 	dst->states.dirty_mask |= new_mask;
488 	dst->states.has_bordercolor_mask &= dst->states.enabled_mask;
489 
490 	r600_sampler_states_dirty(rctx, &dst->states);
491 
492 	/* Seamless cubemap state. */
493 	if (rctx->b.chip_class <= R700 &&
494 	    seamless_cube_map != -1 &&
495 	    seamless_cube_map != rctx->seamless_cube_map.enabled) {
496 		/* change in TA_CNTL_AUX need a pipeline flush */
497 		rctx->b.flags |= R600_CONTEXT_WAIT_3D_IDLE;
498 		rctx->seamless_cube_map.enabled = seamless_cube_map;
499 		r600_mark_atom_dirty(rctx, &rctx->seamless_cube_map.atom);
500 	}
501 }
502 
r600_delete_sampler_state(struct pipe_context * ctx,void * state)503 static void r600_delete_sampler_state(struct pipe_context *ctx, void *state)
504 {
505 	free(state);
506 }
507 
r600_delete_blend_state(struct pipe_context * ctx,void * state)508 static void r600_delete_blend_state(struct pipe_context *ctx, void *state)
509 {
510 	struct r600_context *rctx = (struct r600_context *)ctx;
511 	struct r600_blend_state *blend = (struct r600_blend_state*)state;
512 
513 	if (rctx->blend_state.cso == state) {
514 		ctx->bind_blend_state(ctx, NULL);
515 	}
516 
517 	r600_release_command_buffer(&blend->buffer);
518 	r600_release_command_buffer(&blend->buffer_no_blend);
519 	FREE(blend);
520 }
521 
r600_delete_dsa_state(struct pipe_context * ctx,void * state)522 static void r600_delete_dsa_state(struct pipe_context *ctx, void *state)
523 {
524 	struct r600_context *rctx = (struct r600_context *)ctx;
525 	struct r600_dsa_state *dsa = (struct r600_dsa_state *)state;
526 
527 	if (rctx->dsa_state.cso == state) {
528 		ctx->bind_depth_stencil_alpha_state(ctx, NULL);
529 	}
530 
531 	r600_release_command_buffer(&dsa->buffer);
532 	free(dsa);
533 }
534 
r600_bind_vertex_elements(struct pipe_context * ctx,void * state)535 static void r600_bind_vertex_elements(struct pipe_context *ctx, void *state)
536 {
537 	struct r600_context *rctx = (struct r600_context *)ctx;
538 
539 	r600_set_cso_state(rctx, &rctx->vertex_fetch_shader, state);
540 }
541 
r600_delete_vertex_elements(struct pipe_context * ctx,void * state)542 static void r600_delete_vertex_elements(struct pipe_context *ctx, void *state)
543 {
544 	struct r600_fetch_shader *shader = (struct r600_fetch_shader*)state;
545 	r600_resource_reference(&shader->buffer, NULL);
546 	FREE(shader);
547 }
548 
r600_vertex_buffers_dirty(struct r600_context * rctx)549 void r600_vertex_buffers_dirty(struct r600_context *rctx)
550 {
551 	if (rctx->vertex_buffer_state.dirty_mask) {
552 		rctx->vertex_buffer_state.atom.num_dw = (rctx->b.chip_class >= EVERGREEN ? 12 : 11) *
553 					       util_bitcount(rctx->vertex_buffer_state.dirty_mask);
554 		r600_mark_atom_dirty(rctx, &rctx->vertex_buffer_state.atom);
555 	}
556 }
557 
r600_set_vertex_buffers(struct pipe_context * ctx,unsigned start_slot,unsigned count,const struct pipe_vertex_buffer * input)558 static void r600_set_vertex_buffers(struct pipe_context *ctx,
559 				    unsigned start_slot, unsigned count,
560 				    const struct pipe_vertex_buffer *input)
561 {
562 	struct r600_context *rctx = (struct r600_context *)ctx;
563 	struct r600_vertexbuf_state *state = &rctx->vertex_buffer_state;
564 	struct pipe_vertex_buffer *vb = state->vb + start_slot;
565 	unsigned i;
566 	uint32_t disable_mask = 0;
567 	/* These are the new buffers set by this function. */
568 	uint32_t new_buffer_mask = 0;
569 
570 	/* Set vertex buffers. */
571 	if (input) {
572 		for (i = 0; i < count; i++) {
573 			if (memcmp(&input[i], &vb[i], sizeof(struct pipe_vertex_buffer))) {
574 				if (input[i].buffer.resource) {
575 					vb[i].stride = input[i].stride;
576 					vb[i].buffer_offset = input[i].buffer_offset;
577 					pipe_resource_reference(&vb[i].buffer.resource, input[i].buffer.resource);
578 					new_buffer_mask |= 1 << i;
579 					r600_context_add_resource_size(ctx, input[i].buffer.resource);
580 				} else {
581 					pipe_resource_reference(&vb[i].buffer.resource, NULL);
582 					disable_mask |= 1 << i;
583 				}
584 			}
585 		}
586 	} else {
587 		for (i = 0; i < count; i++) {
588 			pipe_resource_reference(&vb[i].buffer.resource, NULL);
589 		}
590 		disable_mask = ((1ull << count) - 1);
591 	}
592 
593 	disable_mask <<= start_slot;
594 	new_buffer_mask <<= start_slot;
595 
596 	rctx->vertex_buffer_state.enabled_mask &= ~disable_mask;
597 	rctx->vertex_buffer_state.dirty_mask &= rctx->vertex_buffer_state.enabled_mask;
598 	rctx->vertex_buffer_state.enabled_mask |= new_buffer_mask;
599 	rctx->vertex_buffer_state.dirty_mask |= new_buffer_mask;
600 
601 	r600_vertex_buffers_dirty(rctx);
602 }
603 
r600_sampler_views_dirty(struct r600_context * rctx,struct r600_samplerview_state * state)604 void r600_sampler_views_dirty(struct r600_context *rctx,
605 			      struct r600_samplerview_state *state)
606 {
607 	if (state->dirty_mask) {
608 		state->atom.num_dw = (rctx->b.chip_class >= EVERGREEN ? 14 : 13) *
609 				     util_bitcount(state->dirty_mask);
610 		r600_mark_atom_dirty(rctx, &state->atom);
611 	}
612 }
613 
r600_set_sampler_views(struct pipe_context * pipe,enum pipe_shader_type shader,unsigned start,unsigned count,struct pipe_sampler_view ** views)614 static void r600_set_sampler_views(struct pipe_context *pipe,
615 				   enum pipe_shader_type shader,
616 				   unsigned start, unsigned count,
617 				   struct pipe_sampler_view **views)
618 {
619 	struct r600_context *rctx = (struct r600_context *) pipe;
620 	struct r600_textures_info *dst = &rctx->samplers[shader];
621 	struct r600_pipe_sampler_view **rviews = (struct r600_pipe_sampler_view **)views;
622 	uint32_t dirty_sampler_states_mask = 0;
623 	unsigned i;
624 	/* This sets 1-bit for textures with index >= count. */
625 	uint32_t disable_mask = ~((1ull << count) - 1);
626 	/* These are the new textures set by this function. */
627 	uint32_t new_mask = 0;
628 
629 	/* Set textures with index >= count to NULL. */
630 	uint32_t remaining_mask;
631 
632 	assert(start == 0); /* XXX fix below */
633 
634 	if (!views) {
635 		disable_mask = ~0u;
636 		count = 0;
637 	}
638 
639 	remaining_mask = dst->views.enabled_mask & disable_mask;
640 
641 	while (remaining_mask) {
642 		i = u_bit_scan(&remaining_mask);
643 		assert(dst->views.views[i]);
644 
645 		pipe_sampler_view_reference((struct pipe_sampler_view **)&dst->views.views[i], NULL);
646 	}
647 
648 	for (i = 0; i < count; i++) {
649 		if (rviews[i] == dst->views.views[i]) {
650 			continue;
651 		}
652 
653 		if (rviews[i]) {
654 			struct r600_texture *rtex =
655 				(struct r600_texture*)rviews[i]->base.texture;
656 			bool is_buffer = rviews[i]->base.texture->target == PIPE_BUFFER;
657 
658 			if (!is_buffer && rtex->db_compatible) {
659 				dst->views.compressed_depthtex_mask |= 1 << i;
660 			} else {
661 				dst->views.compressed_depthtex_mask &= ~(1 << i);
662 			}
663 
664 			/* Track compressed colorbuffers. */
665 			if (!is_buffer && rtex->cmask.size) {
666 				dst->views.compressed_colortex_mask |= 1 << i;
667 			} else {
668 				dst->views.compressed_colortex_mask &= ~(1 << i);
669 			}
670 
671 			/* Changing from array to non-arrays textures and vice versa requires
672 			 * updating TEX_ARRAY_OVERRIDE in sampler states on R6xx-R7xx. */
673 			if (rctx->b.chip_class <= R700 &&
674 			    (dst->states.enabled_mask & (1 << i)) &&
675 			    (rviews[i]->base.texture->target == PIPE_TEXTURE_1D_ARRAY ||
676 			     rviews[i]->base.texture->target == PIPE_TEXTURE_2D_ARRAY) != dst->is_array_sampler[i]) {
677 				dirty_sampler_states_mask |= 1 << i;
678 			}
679 
680 			pipe_sampler_view_reference((struct pipe_sampler_view **)&dst->views.views[i], views[i]);
681 			new_mask |= 1 << i;
682 			r600_context_add_resource_size(pipe, views[i]->texture);
683 		} else {
684 			pipe_sampler_view_reference((struct pipe_sampler_view **)&dst->views.views[i], NULL);
685 			disable_mask |= 1 << i;
686 		}
687 	}
688 
689 	dst->views.enabled_mask &= ~disable_mask;
690 	dst->views.dirty_mask &= dst->views.enabled_mask;
691 	dst->views.enabled_mask |= new_mask;
692 	dst->views.dirty_mask |= new_mask;
693 	dst->views.compressed_depthtex_mask &= dst->views.enabled_mask;
694 	dst->views.compressed_colortex_mask &= dst->views.enabled_mask;
695 	dst->views.dirty_buffer_constants = TRUE;
696 	r600_sampler_views_dirty(rctx, &dst->views);
697 
698 	if (dirty_sampler_states_mask) {
699 		dst->states.dirty_mask |= dirty_sampler_states_mask;
700 		r600_sampler_states_dirty(rctx, &dst->states);
701 	}
702 }
703 
r600_update_compressed_colortex_mask(struct r600_samplerview_state * views)704 static void r600_update_compressed_colortex_mask(struct r600_samplerview_state *views)
705 {
706 	uint32_t mask = views->enabled_mask;
707 
708 	while (mask) {
709 		unsigned i = u_bit_scan(&mask);
710 		struct pipe_resource *res = views->views[i]->base.texture;
711 
712 		if (res && res->target != PIPE_BUFFER) {
713 			struct r600_texture *rtex = (struct r600_texture *)res;
714 
715 			if (rtex->cmask.size) {
716 				views->compressed_colortex_mask |= 1 << i;
717 			} else {
718 				views->compressed_colortex_mask &= ~(1 << i);
719 			}
720 		}
721 	}
722 }
723 
r600_get_hw_atomic_count(const struct pipe_context * ctx,enum pipe_shader_type shader)724 static int r600_get_hw_atomic_count(const struct pipe_context *ctx,
725 				    enum pipe_shader_type shader)
726 {
727 	const struct r600_context *rctx = (struct r600_context *)ctx;
728 	int value = 0;
729 	switch (shader) {
730 	case PIPE_SHADER_FRAGMENT:
731 	case PIPE_SHADER_COMPUTE:
732 	default:
733 		break;
734 	case PIPE_SHADER_VERTEX:
735 		value = rctx->ps_shader->info.file_count[TGSI_FILE_HW_ATOMIC];
736 		break;
737 	case PIPE_SHADER_GEOMETRY:
738 		value = rctx->ps_shader->info.file_count[TGSI_FILE_HW_ATOMIC] +
739 			rctx->vs_shader->info.file_count[TGSI_FILE_HW_ATOMIC];
740 		break;
741 	case PIPE_SHADER_TESS_EVAL:
742 		value = rctx->ps_shader->info.file_count[TGSI_FILE_HW_ATOMIC] +
743 			rctx->vs_shader->info.file_count[TGSI_FILE_HW_ATOMIC] +
744 			(rctx->gs_shader ? rctx->gs_shader->info.file_count[TGSI_FILE_HW_ATOMIC] : 0);
745 		break;
746 	case PIPE_SHADER_TESS_CTRL:
747 		value = rctx->ps_shader->info.file_count[TGSI_FILE_HW_ATOMIC] +
748 			rctx->vs_shader->info.file_count[TGSI_FILE_HW_ATOMIC] +
749 			(rctx->gs_shader ? rctx->gs_shader->info.file_count[TGSI_FILE_HW_ATOMIC] : 0) +
750 			rctx->tes_shader->info.file_count[TGSI_FILE_HW_ATOMIC];
751 		break;
752 	}
753 	return value;
754 }
755 
r600_update_compressed_colortex_mask_images(struct r600_image_state * images)756 static void r600_update_compressed_colortex_mask_images(struct r600_image_state *images)
757 {
758 	uint32_t mask = images->enabled_mask;
759 
760 	while (mask) {
761 		unsigned i = u_bit_scan(&mask);
762 		struct pipe_resource *res = images->views[i].base.resource;
763 
764 		if (res && res->target != PIPE_BUFFER) {
765 			struct r600_texture *rtex = (struct r600_texture *)res;
766 
767 			if (rtex->cmask.size) {
768 				images->compressed_colortex_mask |= 1 << i;
769 			} else {
770 				images->compressed_colortex_mask &= ~(1 << i);
771 			}
772 		}
773 	}
774 }
775 
776 /* Compute the key for the hw shader variant */
r600_shader_selector_key(const struct pipe_context * ctx,const struct r600_pipe_shader_selector * sel,union r600_shader_key * key)777 static inline void r600_shader_selector_key(const struct pipe_context *ctx,
778 		const struct r600_pipe_shader_selector *sel,
779 		union r600_shader_key *key)
780 {
781 	const struct r600_context *rctx = (struct r600_context *)ctx;
782 	memset(key, 0, sizeof(*key));
783 
784 	switch (sel->type) {
785 	case PIPE_SHADER_VERTEX: {
786 		key->vs.as_ls = (rctx->tes_shader != NULL);
787 		if (!key->vs.as_ls)
788 			key->vs.as_es = (rctx->gs_shader != NULL);
789 
790 		if (rctx->ps_shader->current->shader.gs_prim_id_input && !rctx->gs_shader) {
791 			key->vs.as_gs_a = true;
792 			key->vs.prim_id_out = rctx->ps_shader->current->shader.input[rctx->ps_shader->current->shader.ps_prim_id_input].spi_sid;
793 		}
794 		key->vs.first_atomic_counter = r600_get_hw_atomic_count(ctx, PIPE_SHADER_VERTEX);
795 		break;
796 	}
797 	case PIPE_SHADER_GEOMETRY:
798 		key->gs.first_atomic_counter = r600_get_hw_atomic_count(ctx, PIPE_SHADER_GEOMETRY);
799 		key->gs.tri_strip_adj_fix = rctx->gs_tri_strip_adj_fix;
800 		break;
801 	case PIPE_SHADER_FRAGMENT: {
802 		if (rctx->ps_shader->info.images_declared)
803 			key->ps.image_size_const_offset = util_last_bit(rctx->samplers[PIPE_SHADER_FRAGMENT].views.enabled_mask);
804 		key->ps.first_atomic_counter = r600_get_hw_atomic_count(ctx, PIPE_SHADER_FRAGMENT);
805 		key->ps.color_two_side = rctx->rasterizer && rctx->rasterizer->two_side;
806 		key->ps.alpha_to_one = rctx->alpha_to_one &&
807 				      rctx->rasterizer && rctx->rasterizer->multisample_enable &&
808 				      !rctx->framebuffer.cb0_is_integer;
809 		key->ps.nr_cbufs = rctx->framebuffer.state.nr_cbufs;
810 		/* Dual-source blending only makes sense with nr_cbufs == 1. */
811 		if (key->ps.nr_cbufs == 1 && rctx->dual_src_blend)
812 			key->ps.nr_cbufs = 2;
813 		break;
814 	}
815 	case PIPE_SHADER_TESS_EVAL:
816 		key->tes.as_es = (rctx->gs_shader != NULL);
817 		key->tes.first_atomic_counter = r600_get_hw_atomic_count(ctx, PIPE_SHADER_TESS_EVAL);
818 		break;
819 	case PIPE_SHADER_TESS_CTRL:
820 		key->tcs.prim_mode = rctx->tes_shader->info.properties[TGSI_PROPERTY_TES_PRIM_MODE];
821 		key->tcs.first_atomic_counter = r600_get_hw_atomic_count(ctx, PIPE_SHADER_TESS_CTRL);
822 		break;
823 	case PIPE_SHADER_COMPUTE:
824 		break;
825 	default:
826 		assert(0);
827 	}
828 }
829 
830 /* Select the hw shader variant depending on the current state.
831  * (*dirty) is set to 1 if current variant was changed */
r600_shader_select(struct pipe_context * ctx,struct r600_pipe_shader_selector * sel,bool * dirty)832 int r600_shader_select(struct pipe_context *ctx,
833         struct r600_pipe_shader_selector* sel,
834         bool *dirty)
835 {
836 	union r600_shader_key key;
837 	struct r600_pipe_shader * shader = NULL;
838 	int r;
839 
840 	r600_shader_selector_key(ctx, sel, &key);
841 
842 	/* Check if we don't need to change anything.
843 	 * This path is also used for most shaders that don't need multiple
844 	 * variants, it will cost just a computation of the key and this
845 	 * test. */
846 	if (likely(sel->current && memcmp(&sel->current->key, &key, sizeof(key)) == 0)) {
847 		return 0;
848 	}
849 
850 	/* lookup if we have other variants in the list */
851 	if (sel->num_shaders > 1) {
852 		struct r600_pipe_shader *p = sel->current, *c = p->next_variant;
853 
854 		while (c && memcmp(&c->key, &key, sizeof(key)) != 0) {
855 			p = c;
856 			c = c->next_variant;
857 		}
858 
859 		if (c) {
860 			p->next_variant = c->next_variant;
861 			shader = c;
862 		}
863 	}
864 
865 	if (unlikely(!shader)) {
866 		shader = CALLOC(1, sizeof(struct r600_pipe_shader));
867 		shader->selector = sel;
868 
869 		r = r600_pipe_shader_create(ctx, shader, key);
870 		if (unlikely(r)) {
871 			R600_ERR("Failed to build shader variant (type=%u) %d\n",
872 				 sel->type, r);
873 			sel->current = NULL;
874 			FREE(shader);
875 			return r;
876 		}
877 
878 		/* We don't know the value of nr_ps_max_color_exports until we built
879 		 * at least one variant, so we may need to recompute the key after
880 		 * building first variant. */
881 		if (sel->type == PIPE_SHADER_FRAGMENT &&
882 				sel->num_shaders == 0) {
883 			sel->nr_ps_max_color_exports = shader->shader.nr_ps_max_color_exports;
884 			r600_shader_selector_key(ctx, sel, &key);
885 		}
886 
887 		memcpy(&shader->key, &key, sizeof(key));
888 		sel->num_shaders++;
889 	}
890 
891 	if (dirty)
892 		*dirty = true;
893 
894 	shader->next_variant = sel->current;
895 	sel->current = shader;
896 
897 	return 0;
898 }
899 
r600_create_shader_state_tokens(struct pipe_context * ctx,const struct tgsi_token * tokens,unsigned pipe_shader_type)900 struct r600_pipe_shader_selector *r600_create_shader_state_tokens(struct pipe_context *ctx,
901 								  const struct tgsi_token *tokens,
902 								  unsigned pipe_shader_type)
903 {
904 	struct r600_pipe_shader_selector *sel = CALLOC_STRUCT(r600_pipe_shader_selector);
905 
906 	sel->type = pipe_shader_type;
907 	sel->tokens = tgsi_dup_tokens(tokens);
908 	tgsi_scan_shader(tokens, &sel->info);
909 	return sel;
910 }
911 
r600_create_shader_state(struct pipe_context * ctx,const struct pipe_shader_state * state,unsigned pipe_shader_type)912 static void *r600_create_shader_state(struct pipe_context *ctx,
913 			       const struct pipe_shader_state *state,
914 			       unsigned pipe_shader_type)
915 {
916 	int i;
917 	struct r600_pipe_shader_selector *sel = r600_create_shader_state_tokens(ctx, state->tokens, pipe_shader_type);
918 
919 	sel->so = state->stream_output;
920 
921 	switch (pipe_shader_type) {
922 	case PIPE_SHADER_GEOMETRY:
923 		sel->gs_output_prim =
924 			sel->info.properties[TGSI_PROPERTY_GS_OUTPUT_PRIM];
925 		sel->gs_max_out_vertices =
926 			sel->info.properties[TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES];
927 		sel->gs_num_invocations =
928 			sel->info.properties[TGSI_PROPERTY_GS_INVOCATIONS];
929 		break;
930 	case PIPE_SHADER_VERTEX:
931 	case PIPE_SHADER_TESS_CTRL:
932 		sel->lds_patch_outputs_written_mask = 0;
933 		sel->lds_outputs_written_mask = 0;
934 
935 		for (i = 0; i < sel->info.num_outputs; i++) {
936 			unsigned name = sel->info.output_semantic_name[i];
937 			unsigned index = sel->info.output_semantic_index[i];
938 
939 			switch (name) {
940 			case TGSI_SEMANTIC_TESSINNER:
941 			case TGSI_SEMANTIC_TESSOUTER:
942 			case TGSI_SEMANTIC_PATCH:
943 				sel->lds_patch_outputs_written_mask |=
944 					1ull << r600_get_lds_unique_index(name, index);
945 				break;
946 			default:
947 				sel->lds_outputs_written_mask |=
948 					1ull << r600_get_lds_unique_index(name, index);
949 			}
950 		}
951 		break;
952 	default:
953 		break;
954 	}
955 
956 	return sel;
957 }
958 
r600_create_ps_state(struct pipe_context * ctx,const struct pipe_shader_state * state)959 static void *r600_create_ps_state(struct pipe_context *ctx,
960 					 const struct pipe_shader_state *state)
961 {
962 	return r600_create_shader_state(ctx, state, PIPE_SHADER_FRAGMENT);
963 }
964 
r600_create_vs_state(struct pipe_context * ctx,const struct pipe_shader_state * state)965 static void *r600_create_vs_state(struct pipe_context *ctx,
966 					 const struct pipe_shader_state *state)
967 {
968 	return r600_create_shader_state(ctx, state, PIPE_SHADER_VERTEX);
969 }
970 
r600_create_gs_state(struct pipe_context * ctx,const struct pipe_shader_state * state)971 static void *r600_create_gs_state(struct pipe_context *ctx,
972 					 const struct pipe_shader_state *state)
973 {
974 	return r600_create_shader_state(ctx, state, PIPE_SHADER_GEOMETRY);
975 }
976 
r600_create_tcs_state(struct pipe_context * ctx,const struct pipe_shader_state * state)977 static void *r600_create_tcs_state(struct pipe_context *ctx,
978 					 const struct pipe_shader_state *state)
979 {
980 	return r600_create_shader_state(ctx, state, PIPE_SHADER_TESS_CTRL);
981 }
982 
r600_create_tes_state(struct pipe_context * ctx,const struct pipe_shader_state * state)983 static void *r600_create_tes_state(struct pipe_context *ctx,
984 					 const struct pipe_shader_state *state)
985 {
986 	return r600_create_shader_state(ctx, state, PIPE_SHADER_TESS_EVAL);
987 }
988 
r600_bind_ps_state(struct pipe_context * ctx,void * state)989 static void r600_bind_ps_state(struct pipe_context *ctx, void *state)
990 {
991 	struct r600_context *rctx = (struct r600_context *)ctx;
992 
993 	if (!state)
994 		state = rctx->dummy_pixel_shader;
995 
996 	rctx->ps_shader = (struct r600_pipe_shader_selector *)state;
997 }
998 
r600_get_vs_info(struct r600_context * rctx)999 static struct tgsi_shader_info *r600_get_vs_info(struct r600_context *rctx)
1000 {
1001 	if (rctx->gs_shader)
1002 		return &rctx->gs_shader->info;
1003 	else if (rctx->tes_shader)
1004 		return &rctx->tes_shader->info;
1005 	else if (rctx->vs_shader)
1006 		return &rctx->vs_shader->info;
1007 	else
1008 		return NULL;
1009 }
1010 
r600_bind_vs_state(struct pipe_context * ctx,void * state)1011 static void r600_bind_vs_state(struct pipe_context *ctx, void *state)
1012 {
1013 	struct r600_context *rctx = (struct r600_context *)ctx;
1014 
1015 	if (!state || rctx->vs_shader == state)
1016 		return;
1017 
1018 	rctx->vs_shader = (struct r600_pipe_shader_selector *)state;
1019 	r600_update_vs_writes_viewport_index(&rctx->b, r600_get_vs_info(rctx));
1020 	rctx->b.streamout.stride_in_dw = rctx->vs_shader->so.stride;
1021 }
1022 
r600_bind_gs_state(struct pipe_context * ctx,void * state)1023 static void r600_bind_gs_state(struct pipe_context *ctx, void *state)
1024 {
1025 	struct r600_context *rctx = (struct r600_context *)ctx;
1026 
1027 	if (state == rctx->gs_shader)
1028 		return;
1029 
1030 	rctx->gs_shader = (struct r600_pipe_shader_selector *)state;
1031 	r600_update_vs_writes_viewport_index(&rctx->b, r600_get_vs_info(rctx));
1032 
1033 	if (!state)
1034 		return;
1035 	rctx->b.streamout.stride_in_dw = rctx->gs_shader->so.stride;
1036 }
1037 
r600_bind_tcs_state(struct pipe_context * ctx,void * state)1038 static void r600_bind_tcs_state(struct pipe_context *ctx, void *state)
1039 {
1040 	struct r600_context *rctx = (struct r600_context *)ctx;
1041 
1042 	rctx->tcs_shader = (struct r600_pipe_shader_selector *)state;
1043 }
1044 
r600_bind_tes_state(struct pipe_context * ctx,void * state)1045 static void r600_bind_tes_state(struct pipe_context *ctx, void *state)
1046 {
1047 	struct r600_context *rctx = (struct r600_context *)ctx;
1048 
1049 	if (state == rctx->tes_shader)
1050 		return;
1051 
1052 	rctx->tes_shader = (struct r600_pipe_shader_selector *)state;
1053 	r600_update_vs_writes_viewport_index(&rctx->b, r600_get_vs_info(rctx));
1054 
1055 	if (!state)
1056 		return;
1057 	rctx->b.streamout.stride_in_dw = rctx->tes_shader->so.stride;
1058 }
1059 
r600_delete_shader_selector(struct pipe_context * ctx,struct r600_pipe_shader_selector * sel)1060 void r600_delete_shader_selector(struct pipe_context *ctx,
1061 				 struct r600_pipe_shader_selector *sel)
1062 {
1063 	struct r600_pipe_shader *p = sel->current, *c;
1064 	while (p) {
1065 		c = p->next_variant;
1066 		r600_pipe_shader_destroy(ctx, p);
1067 		free(p);
1068 		p = c;
1069 	}
1070 
1071 	free(sel->tokens);
1072 	free(sel);
1073 }
1074 
1075 
r600_delete_ps_state(struct pipe_context * ctx,void * state)1076 static void r600_delete_ps_state(struct pipe_context *ctx, void *state)
1077 {
1078 	struct r600_context *rctx = (struct r600_context *)ctx;
1079 	struct r600_pipe_shader_selector *sel = (struct r600_pipe_shader_selector *)state;
1080 
1081 	if (rctx->ps_shader == sel) {
1082 		rctx->ps_shader = NULL;
1083 	}
1084 
1085 	r600_delete_shader_selector(ctx, sel);
1086 }
1087 
r600_delete_vs_state(struct pipe_context * ctx,void * state)1088 static void r600_delete_vs_state(struct pipe_context *ctx, void *state)
1089 {
1090 	struct r600_context *rctx = (struct r600_context *)ctx;
1091 	struct r600_pipe_shader_selector *sel = (struct r600_pipe_shader_selector *)state;
1092 
1093 	if (rctx->vs_shader == sel) {
1094 		rctx->vs_shader = NULL;
1095 	}
1096 
1097 	r600_delete_shader_selector(ctx, sel);
1098 }
1099 
1100 
r600_delete_gs_state(struct pipe_context * ctx,void * state)1101 static void r600_delete_gs_state(struct pipe_context *ctx, void *state)
1102 {
1103 	struct r600_context *rctx = (struct r600_context *)ctx;
1104 	struct r600_pipe_shader_selector *sel = (struct r600_pipe_shader_selector *)state;
1105 
1106 	if (rctx->gs_shader == sel) {
1107 		rctx->gs_shader = NULL;
1108 	}
1109 
1110 	r600_delete_shader_selector(ctx, sel);
1111 }
1112 
r600_delete_tcs_state(struct pipe_context * ctx,void * state)1113 static void r600_delete_tcs_state(struct pipe_context *ctx, void *state)
1114 {
1115 	struct r600_context *rctx = (struct r600_context *)ctx;
1116 	struct r600_pipe_shader_selector *sel = (struct r600_pipe_shader_selector *)state;
1117 
1118 	if (rctx->tcs_shader == sel) {
1119 		rctx->tcs_shader = NULL;
1120 	}
1121 
1122 	r600_delete_shader_selector(ctx, sel);
1123 }
1124 
r600_delete_tes_state(struct pipe_context * ctx,void * state)1125 static void r600_delete_tes_state(struct pipe_context *ctx, void *state)
1126 {
1127 	struct r600_context *rctx = (struct r600_context *)ctx;
1128 	struct r600_pipe_shader_selector *sel = (struct r600_pipe_shader_selector *)state;
1129 
1130 	if (rctx->tes_shader == sel) {
1131 		rctx->tes_shader = NULL;
1132 	}
1133 
1134 	r600_delete_shader_selector(ctx, sel);
1135 }
1136 
r600_constant_buffers_dirty(struct r600_context * rctx,struct r600_constbuf_state * state)1137 void r600_constant_buffers_dirty(struct r600_context *rctx, struct r600_constbuf_state *state)
1138 {
1139 	if (state->dirty_mask) {
1140 		state->atom.num_dw = rctx->b.chip_class >= EVERGREEN ? util_bitcount(state->dirty_mask)*20
1141 								   : util_bitcount(state->dirty_mask)*19;
1142 		r600_mark_atom_dirty(rctx, &state->atom);
1143 	}
1144 }
1145 
r600_set_constant_buffer(struct pipe_context * ctx,enum pipe_shader_type shader,uint index,const struct pipe_constant_buffer * input)1146 static void r600_set_constant_buffer(struct pipe_context *ctx,
1147 				     enum pipe_shader_type shader, uint index,
1148 				     const struct pipe_constant_buffer *input)
1149 {
1150 	struct r600_context *rctx = (struct r600_context *)ctx;
1151 	struct r600_constbuf_state *state = &rctx->constbuf_state[shader];
1152 	struct pipe_constant_buffer *cb;
1153 	const uint8_t *ptr;
1154 
1155 	/* Note that the state tracker can unbind constant buffers by
1156 	 * passing NULL here.
1157 	 */
1158 	if (unlikely(!input || (!input->buffer && !input->user_buffer))) {
1159 		state->enabled_mask &= ~(1 << index);
1160 		state->dirty_mask &= ~(1 << index);
1161 		pipe_resource_reference(&state->cb[index].buffer, NULL);
1162 		return;
1163 	}
1164 
1165 	cb = &state->cb[index];
1166 	cb->buffer_size = input->buffer_size;
1167 
1168 	ptr = input->user_buffer;
1169 
1170 	if (ptr) {
1171 		/* Upload the user buffer. */
1172 		if (R600_BIG_ENDIAN) {
1173 			uint32_t *tmpPtr;
1174 			unsigned i, size = input->buffer_size;
1175 
1176 			if (!(tmpPtr = malloc(size))) {
1177 				R600_ERR("Failed to allocate BE swap buffer.\n");
1178 				return;
1179 			}
1180 
1181 			for (i = 0; i < size / 4; ++i) {
1182 				tmpPtr[i] = util_cpu_to_le32(((uint32_t *)ptr)[i]);
1183 			}
1184 
1185 			u_upload_data(ctx->stream_uploader, 0, size, 256,
1186                                       tmpPtr, &cb->buffer_offset, &cb->buffer);
1187 			free(tmpPtr);
1188 		} else {
1189 			u_upload_data(ctx->stream_uploader, 0,
1190                                       input->buffer_size, 256, ptr,
1191                                       &cb->buffer_offset, &cb->buffer);
1192 		}
1193 		/* account it in gtt */
1194 		rctx->b.gtt += input->buffer_size;
1195 	} else {
1196 		/* Setup the hw buffer. */
1197 		cb->buffer_offset = input->buffer_offset;
1198 		pipe_resource_reference(&cb->buffer, input->buffer);
1199 		r600_context_add_resource_size(ctx, input->buffer);
1200 	}
1201 
1202 	state->enabled_mask |= 1 << index;
1203 	state->dirty_mask |= 1 << index;
1204 	r600_constant_buffers_dirty(rctx, state);
1205 }
1206 
r600_set_sample_mask(struct pipe_context * pipe,unsigned sample_mask)1207 static void r600_set_sample_mask(struct pipe_context *pipe, unsigned sample_mask)
1208 {
1209 	struct r600_context *rctx = (struct r600_context*)pipe;
1210 
1211 	if (rctx->sample_mask.sample_mask == (uint16_t)sample_mask)
1212 		return;
1213 
1214 	rctx->sample_mask.sample_mask = sample_mask;
1215 	r600_mark_atom_dirty(rctx, &rctx->sample_mask.atom);
1216 }
1217 
r600_update_driver_const_buffers(struct r600_context * rctx,bool compute_only)1218 void r600_update_driver_const_buffers(struct r600_context *rctx, bool compute_only)
1219 {
1220 	int sh, size;
1221 	void *ptr;
1222 	struct pipe_constant_buffer cb;
1223 	int start, end;
1224 
1225 	start = compute_only ? PIPE_SHADER_COMPUTE : 0;
1226 	end = compute_only ? PIPE_SHADER_TYPES : PIPE_SHADER_COMPUTE;
1227 
1228 	for (sh = start; sh < end; sh++) {
1229 		struct r600_shader_driver_constants_info *info = &rctx->driver_consts[sh];
1230 		if (!info->vs_ucp_dirty &&
1231 		    !info->texture_const_dirty &&
1232 		    !info->ps_sample_pos_dirty &&
1233 		    !info->tcs_default_levels_dirty &&
1234 		    !info->cs_block_grid_size_dirty)
1235 			continue;
1236 
1237 		ptr = info->constants;
1238 		size = info->alloc_size;
1239 		if (info->vs_ucp_dirty) {
1240 			assert(sh == PIPE_SHADER_VERTEX);
1241 			if (!size) {
1242 				ptr = rctx->clip_state.state.ucp;
1243 				size = R600_UCP_SIZE;
1244 			} else {
1245 				memcpy(ptr, rctx->clip_state.state.ucp, R600_UCP_SIZE);
1246 			}
1247 			info->vs_ucp_dirty = false;
1248 		}
1249 
1250 		else if (info->ps_sample_pos_dirty) {
1251 			assert(sh == PIPE_SHADER_FRAGMENT);
1252 			if (!size) {
1253 				ptr = rctx->sample_positions;
1254 				size = R600_UCP_SIZE;
1255 			} else {
1256 				memcpy(ptr, rctx->sample_positions, R600_UCP_SIZE);
1257 			}
1258 			info->ps_sample_pos_dirty = false;
1259 		}
1260 
1261 		else if (info->cs_block_grid_size_dirty) {
1262 			assert(sh == PIPE_SHADER_COMPUTE);
1263 			if (!size) {
1264 				ptr = rctx->cs_block_grid_sizes;
1265 				size = R600_CS_BLOCK_GRID_SIZE;
1266 			} else {
1267 				memcpy(ptr, rctx->cs_block_grid_sizes, R600_CS_BLOCK_GRID_SIZE);
1268 			}
1269 			info->cs_block_grid_size_dirty = false;
1270 		}
1271 
1272 		else if (info->tcs_default_levels_dirty) {
1273 			/*
1274 			 * We'd only really need this for default tcs shader.
1275 			 */
1276 			assert(sh == PIPE_SHADER_TESS_CTRL);
1277 			if (!size) {
1278 				ptr = rctx->tess_state;
1279 				size = R600_TCS_DEFAULT_LEVELS_SIZE;
1280 			} else {
1281 				memcpy(ptr, rctx->tess_state, R600_TCS_DEFAULT_LEVELS_SIZE);
1282 			}
1283 			info->tcs_default_levels_dirty = false;
1284 		}
1285 
1286 		if (info->texture_const_dirty) {
1287 			assert (ptr);
1288 			assert (size);
1289 			if (sh == PIPE_SHADER_VERTEX)
1290 				memcpy(ptr, rctx->clip_state.state.ucp, R600_UCP_SIZE);
1291 			if (sh == PIPE_SHADER_FRAGMENT)
1292 				memcpy(ptr, rctx->sample_positions, R600_UCP_SIZE);
1293 			if (sh == PIPE_SHADER_COMPUTE)
1294 				memcpy(ptr, rctx->cs_block_grid_sizes, R600_CS_BLOCK_GRID_SIZE);
1295 			if (sh == PIPE_SHADER_TESS_CTRL)
1296 				memcpy(ptr, rctx->tess_state, R600_TCS_DEFAULT_LEVELS_SIZE);
1297 		}
1298 		info->texture_const_dirty = false;
1299 
1300 		cb.buffer = NULL;
1301 		cb.user_buffer = ptr;
1302 		cb.buffer_offset = 0;
1303 		cb.buffer_size = size;
1304 		rctx->b.b.set_constant_buffer(&rctx->b.b, sh, R600_BUFFER_INFO_CONST_BUFFER, &cb);
1305 		pipe_resource_reference(&cb.buffer, NULL);
1306 	}
1307 }
1308 
r600_alloc_buf_consts(struct r600_context * rctx,int shader_type,int array_size,uint32_t * base_offset)1309 static void *r600_alloc_buf_consts(struct r600_context *rctx, int shader_type,
1310 				   int array_size, uint32_t *base_offset)
1311 {
1312 	struct r600_shader_driver_constants_info *info = &rctx->driver_consts[shader_type];
1313 	if (array_size + R600_UCP_SIZE > info->alloc_size) {
1314 		info->constants = realloc(info->constants, array_size + R600_UCP_SIZE);
1315 		info->alloc_size = array_size + R600_UCP_SIZE;
1316 	}
1317 	memset(info->constants + (R600_UCP_SIZE / 4), 0, array_size);
1318 	info->texture_const_dirty = true;
1319 	*base_offset = R600_UCP_SIZE;
1320 	return info->constants;
1321 }
1322 /*
1323  * On r600/700 hw we don't have vertex fetch swizzle, though TBO
1324  * doesn't require full swizzles it does need masking and setting alpha
1325  * to one, so we setup a set of 5 constants with the masks + alpha value
1326  * then in the shader, we AND the 4 components with 0xffffffff or 0,
1327  * then OR the alpha with the value given here.
1328  * We use a 6th constant to store the txq buffer size in
1329  * we use 7th slot for number of cube layers in a cube map array.
1330  */
r600_setup_buffer_constants(struct r600_context * rctx,int shader_type)1331 static void r600_setup_buffer_constants(struct r600_context *rctx, int shader_type)
1332 {
1333 	struct r600_textures_info *samplers = &rctx->samplers[shader_type];
1334 	int bits;
1335 	uint32_t array_size;
1336 	int i, j;
1337 	uint32_t *constants;
1338 	uint32_t base_offset;
1339 	if (!samplers->views.dirty_buffer_constants)
1340 		return;
1341 
1342 	samplers->views.dirty_buffer_constants = FALSE;
1343 
1344 	bits = util_last_bit(samplers->views.enabled_mask);
1345 	array_size = bits * 8 * sizeof(uint32_t);
1346 
1347 	constants = r600_alloc_buf_consts(rctx, shader_type, array_size, &base_offset);
1348 
1349 	for (i = 0; i < bits; i++) {
1350 		if (samplers->views.enabled_mask & (1 << i)) {
1351 			int offset = (base_offset / 4) + i * 8;
1352 			const struct util_format_description *desc;
1353 			desc = util_format_description(samplers->views.views[i]->base.format);
1354 
1355 			for (j = 0; j < 4; j++)
1356 				if (j < desc->nr_channels)
1357 					constants[offset+j] = 0xffffffff;
1358 				else
1359 					constants[offset+j] = 0x0;
1360 			if (desc->nr_channels < 4) {
1361 				if (desc->channel[0].pure_integer)
1362 					constants[offset+4] = 1;
1363 				else
1364 					constants[offset+4] = fui(1.0);
1365 			} else
1366 				constants[offset + 4] = 0;
1367 
1368 			constants[offset + 5] = samplers->views.views[i]->base.u.buf.size /
1369 				            util_format_get_blocksize(samplers->views.views[i]->base.format);
1370 			constants[offset + 6] = samplers->views.views[i]->base.texture->array_size / 6;
1371 		}
1372 	}
1373 
1374 }
1375 
1376 /* On evergreen we store one value
1377  * 1. number of cube layers in a cube map array.
1378  */
eg_setup_buffer_constants(struct r600_context * rctx,int shader_type)1379 void eg_setup_buffer_constants(struct r600_context *rctx, int shader_type)
1380 {
1381 	struct r600_textures_info *samplers = &rctx->samplers[shader_type];
1382 	struct r600_image_state *images = NULL;
1383 	int bits, sview_bits, img_bits;
1384 	uint32_t array_size;
1385 	int i;
1386 	uint32_t *constants;
1387 	uint32_t base_offset;
1388 
1389 	if (shader_type == PIPE_SHADER_FRAGMENT) {
1390 		images = &rctx->fragment_images;
1391 	} else if (shader_type == PIPE_SHADER_COMPUTE) {
1392 		images = &rctx->compute_images;
1393 	}
1394 
1395 	if (!samplers->views.dirty_buffer_constants &&
1396 	    !(images && images->dirty_buffer_constants))
1397 		return;
1398 
1399 	if (images)
1400 		images->dirty_buffer_constants = FALSE;
1401 	samplers->views.dirty_buffer_constants = FALSE;
1402 
1403 	bits = sview_bits = util_last_bit(samplers->views.enabled_mask);
1404 	if (images)
1405 		bits += util_last_bit(images->enabled_mask);
1406 	img_bits = bits;
1407 
1408 	array_size = bits * sizeof(uint32_t);
1409 
1410 	constants = r600_alloc_buf_consts(rctx, shader_type, array_size,
1411 					  &base_offset);
1412 
1413 	for (i = 0; i < sview_bits; i++) {
1414 		if (samplers->views.enabled_mask & (1 << i)) {
1415 			uint32_t offset = (base_offset / 4) + i;
1416 			constants[offset] = samplers->views.views[i]->base.texture->array_size / 6;
1417 		}
1418 	}
1419 	if (images) {
1420 		for (i = sview_bits; i < img_bits; i++) {
1421 			int idx = i - sview_bits;
1422 			if (images->enabled_mask & (1 << idx)) {
1423 				uint32_t offset = (base_offset / 4) + i;
1424 				constants[offset] = images->views[i].base.resource->array_size / 6;
1425 			}
1426 		}
1427 	}
1428 }
1429 
1430 /* set sample xy locations as array of fragment shader constants */
r600_set_sample_locations_constant_buffer(struct r600_context * rctx)1431 void r600_set_sample_locations_constant_buffer(struct r600_context *rctx)
1432 {
1433 	int i;
1434 	struct pipe_context *ctx = &rctx->b.b;
1435 
1436 	assert(rctx->framebuffer.nr_samples < R600_UCP_SIZE);
1437 	assert(rctx->framebuffer.nr_samples <= ARRAY_SIZE(rctx->sample_positions)/4);
1438 
1439 	memset(rctx->sample_positions, 0, 4 * 4 * 16);
1440 	for (i = 0; i < rctx->framebuffer.nr_samples; i++) {
1441 		ctx->get_sample_position(ctx, rctx->framebuffer.nr_samples, i, &rctx->sample_positions[4*i]);
1442 		/* Also fill in center-zeroed positions used for interpolateAtSample */
1443 		rctx->sample_positions[4*i + 2] = rctx->sample_positions[4*i + 0] - 0.5f;
1444 		rctx->sample_positions[4*i + 3] = rctx->sample_positions[4*i + 1] - 0.5f;
1445 	}
1446 
1447 	rctx->driver_consts[PIPE_SHADER_FRAGMENT].ps_sample_pos_dirty = true;
1448 }
1449 
update_shader_atom(struct pipe_context * ctx,struct r600_shader_state * state,struct r600_pipe_shader * shader)1450 static void update_shader_atom(struct pipe_context *ctx,
1451 			       struct r600_shader_state *state,
1452 			       struct r600_pipe_shader *shader)
1453 {
1454 	struct r600_context *rctx = (struct r600_context *)ctx;
1455 
1456 	state->shader = shader;
1457 	if (shader) {
1458 		state->atom.num_dw = shader->command_buffer.num_dw;
1459 		r600_context_add_resource_size(ctx, (struct pipe_resource *)shader->bo);
1460 	} else {
1461 		state->atom.num_dw = 0;
1462 	}
1463 	r600_mark_atom_dirty(rctx, &state->atom);
1464 }
1465 
update_gs_block_state(struct r600_context * rctx,unsigned enable)1466 static void update_gs_block_state(struct r600_context *rctx, unsigned enable)
1467 {
1468 	if (rctx->shader_stages.geom_enable != enable) {
1469 		rctx->shader_stages.geom_enable = enable;
1470 		r600_mark_atom_dirty(rctx, &rctx->shader_stages.atom);
1471 	}
1472 
1473 	if (rctx->gs_rings.enable != enable) {
1474 		rctx->gs_rings.enable = enable;
1475 		r600_mark_atom_dirty(rctx, &rctx->gs_rings.atom);
1476 
1477 		if (enable && !rctx->gs_rings.esgs_ring.buffer) {
1478 			unsigned size = 0x1C000;
1479 			rctx->gs_rings.esgs_ring.buffer =
1480 					pipe_buffer_create(rctx->b.b.screen, 0,
1481 							PIPE_USAGE_DEFAULT, size);
1482 			rctx->gs_rings.esgs_ring.buffer_size = size;
1483 
1484 			size = 0x4000000;
1485 
1486 			rctx->gs_rings.gsvs_ring.buffer =
1487 					pipe_buffer_create(rctx->b.b.screen, 0,
1488 							PIPE_USAGE_DEFAULT, size);
1489 			rctx->gs_rings.gsvs_ring.buffer_size = size;
1490 		}
1491 
1492 		if (enable) {
1493 			r600_set_constant_buffer(&rctx->b.b, PIPE_SHADER_GEOMETRY,
1494 					R600_GS_RING_CONST_BUFFER, &rctx->gs_rings.esgs_ring);
1495 			if (rctx->tes_shader) {
1496 				r600_set_constant_buffer(&rctx->b.b, PIPE_SHADER_TESS_EVAL,
1497 							 R600_GS_RING_CONST_BUFFER, &rctx->gs_rings.gsvs_ring);
1498 			} else {
1499 				r600_set_constant_buffer(&rctx->b.b, PIPE_SHADER_VERTEX,
1500 							 R600_GS_RING_CONST_BUFFER, &rctx->gs_rings.gsvs_ring);
1501 			}
1502 		} else {
1503 			r600_set_constant_buffer(&rctx->b.b, PIPE_SHADER_GEOMETRY,
1504 					R600_GS_RING_CONST_BUFFER, NULL);
1505 			r600_set_constant_buffer(&rctx->b.b, PIPE_SHADER_VERTEX,
1506 					R600_GS_RING_CONST_BUFFER, NULL);
1507 			r600_set_constant_buffer(&rctx->b.b, PIPE_SHADER_TESS_EVAL,
1508 					R600_GS_RING_CONST_BUFFER, NULL);
1509 		}
1510 	}
1511 }
1512 
r600_update_clip_state(struct r600_context * rctx,struct r600_pipe_shader * current)1513 static void r600_update_clip_state(struct r600_context *rctx,
1514 				   struct r600_pipe_shader *current)
1515 {
1516 	if (current->pa_cl_vs_out_cntl != rctx->clip_misc_state.pa_cl_vs_out_cntl ||
1517 	    current->shader.clip_dist_write != rctx->clip_misc_state.clip_dist_write ||
1518 	    current->shader.cull_dist_write != rctx->clip_misc_state.cull_dist_write ||
1519 	    current->shader.vs_position_window_space != rctx->clip_misc_state.clip_disable ||
1520 	    current->shader.vs_out_viewport != rctx->clip_misc_state.vs_out_viewport) {
1521 		rctx->clip_misc_state.pa_cl_vs_out_cntl = current->pa_cl_vs_out_cntl;
1522 		rctx->clip_misc_state.clip_dist_write = current->shader.clip_dist_write;
1523 		rctx->clip_misc_state.cull_dist_write = current->shader.cull_dist_write;
1524 		rctx->clip_misc_state.clip_disable = current->shader.vs_position_window_space;
1525 		rctx->clip_misc_state.vs_out_viewport = current->shader.vs_out_viewport;
1526 		r600_mark_atom_dirty(rctx, &rctx->clip_misc_state.atom);
1527 	}
1528 }
1529 
r600_generate_fixed_func_tcs(struct r600_context * rctx)1530 static void r600_generate_fixed_func_tcs(struct r600_context *rctx)
1531 {
1532 	struct ureg_src const0, const1;
1533 	struct ureg_dst tessouter, tessinner;
1534 	struct ureg_program *ureg = ureg_create(PIPE_SHADER_TESS_CTRL);
1535 
1536 	if (!ureg)
1537 		return; /* if we get here, we're screwed */
1538 
1539 	assert(!rctx->fixed_func_tcs_shader);
1540 
1541 	ureg_DECL_constant2D(ureg, 0, 1, R600_BUFFER_INFO_CONST_BUFFER);
1542 	const0 = ureg_src_dimension(ureg_src_register(TGSI_FILE_CONSTANT, 0),
1543 				    R600_BUFFER_INFO_CONST_BUFFER);
1544 	const1 = ureg_src_dimension(ureg_src_register(TGSI_FILE_CONSTANT, 1),
1545 				    R600_BUFFER_INFO_CONST_BUFFER);
1546 
1547 	tessouter = ureg_DECL_output(ureg, TGSI_SEMANTIC_TESSOUTER, 0);
1548 	tessinner = ureg_DECL_output(ureg, TGSI_SEMANTIC_TESSINNER, 0);
1549 
1550 	ureg_MOV(ureg, tessouter, const0);
1551 	ureg_MOV(ureg, tessinner, const1);
1552 	ureg_END(ureg);
1553 
1554 	rctx->fixed_func_tcs_shader =
1555 		ureg_create_shader_and_destroy(ureg, &rctx->b.b);
1556 }
1557 
r600_update_compressed_resource_state(struct r600_context * rctx,bool compute_only)1558 void r600_update_compressed_resource_state(struct r600_context *rctx, bool compute_only)
1559 {
1560 	unsigned i;
1561 	unsigned counter;
1562 
1563 	counter = p_atomic_read(&rctx->screen->b.compressed_colortex_counter);
1564 	if (counter != rctx->b.last_compressed_colortex_counter) {
1565 		rctx->b.last_compressed_colortex_counter = counter;
1566 
1567 		if (compute_only) {
1568 			r600_update_compressed_colortex_mask(&rctx->samplers[PIPE_SHADER_COMPUTE].views);
1569 		} else {
1570 			for (i = 0; i < PIPE_SHADER_TYPES; ++i) {
1571 				r600_update_compressed_colortex_mask(&rctx->samplers[i].views);
1572 			}
1573 		}
1574 		if (!compute_only)
1575 			r600_update_compressed_colortex_mask_images(&rctx->fragment_images);
1576 		r600_update_compressed_colortex_mask_images(&rctx->compute_images);
1577 	}
1578 
1579 	/* Decompress textures if needed. */
1580 	for (i = 0; i < PIPE_SHADER_TYPES; i++) {
1581 		struct r600_samplerview_state *views = &rctx->samplers[i].views;
1582 
1583 		if (compute_only)
1584 			if (i != PIPE_SHADER_COMPUTE)
1585 				continue;
1586 		if (views->compressed_depthtex_mask) {
1587 			r600_decompress_depth_textures(rctx, views);
1588 		}
1589 		if (views->compressed_colortex_mask) {
1590 			r600_decompress_color_textures(rctx, views);
1591 		}
1592 	}
1593 
1594 	{
1595 		struct r600_image_state *istate;
1596 
1597 		if (!compute_only) {
1598 			istate = &rctx->fragment_images;
1599 			if (istate->compressed_depthtex_mask)
1600 				r600_decompress_depth_images(rctx, istate);
1601 			if (istate->compressed_colortex_mask)
1602 				r600_decompress_color_images(rctx, istate);
1603 		}
1604 
1605 		istate = &rctx->compute_images;
1606 		if (istate->compressed_depthtex_mask)
1607 			r600_decompress_depth_images(rctx, istate);
1608 		if (istate->compressed_colortex_mask)
1609 			r600_decompress_color_images(rctx, istate);
1610 	}
1611 }
1612 
1613 #define SELECT_SHADER_OR_FAIL(x) do {					\
1614 		r600_shader_select(ctx, rctx->x##_shader, &x##_dirty);	\
1615 		if (unlikely(!rctx->x##_shader->current))		\
1616 			return false;					\
1617 	} while(0)
1618 
1619 #define UPDATE_SHADER(hw, sw) do {					\
1620 		if (sw##_dirty || (rctx->hw_shader_stages[(hw)].shader != rctx->sw##_shader->current)) \
1621 			update_shader_atom(ctx, &rctx->hw_shader_stages[(hw)], rctx->sw##_shader->current); \
1622 	} while(0)
1623 
1624 #define UPDATE_SHADER_CLIP(hw, sw) do {					\
1625 		if (sw##_dirty || (rctx->hw_shader_stages[(hw)].shader != rctx->sw##_shader->current)) { \
1626 			update_shader_atom(ctx, &rctx->hw_shader_stages[(hw)], rctx->sw##_shader->current); \
1627 			clip_so_current = rctx->sw##_shader->current;   \
1628 		}                                                       \
1629 	} while(0)
1630 
1631 #define UPDATE_SHADER_GS(hw, hw2, sw) do {				\
1632 		if (sw##_dirty || (rctx->hw_shader_stages[(hw)].shader != rctx->sw##_shader->current)) { \
1633 			update_shader_atom(ctx, &rctx->hw_shader_stages[(hw)], rctx->sw##_shader->current); \
1634 			update_shader_atom(ctx, &rctx->hw_shader_stages[(hw2)], rctx->sw##_shader->current->gs_copy_shader); \
1635 			clip_so_current = rctx->sw##_shader->current->gs_copy_shader; \
1636 		}                                                       \
1637 	} while(0)
1638 
1639 #define SET_NULL_SHADER(hw) do {						\
1640 		if (rctx->hw_shader_stages[(hw)].shader)	\
1641 			update_shader_atom(ctx, &rctx->hw_shader_stages[(hw)], NULL); \
1642 	} while (0)
1643 
r600_update_derived_state(struct r600_context * rctx)1644 static bool r600_update_derived_state(struct r600_context *rctx)
1645 {
1646 	struct pipe_context * ctx = (struct pipe_context*)rctx;
1647 	bool ps_dirty = false, vs_dirty = false, gs_dirty = false;
1648 	bool tcs_dirty = false, tes_dirty = false, fixed_func_tcs_dirty = false;
1649 	bool blend_disable;
1650 	bool need_buf_const;
1651 	struct r600_pipe_shader *clip_so_current = NULL;
1652 
1653 	if (!rctx->blitter->running)
1654 		r600_update_compressed_resource_state(rctx, false);
1655 
1656 	SELECT_SHADER_OR_FAIL(ps);
1657 
1658 	r600_mark_atom_dirty(rctx, &rctx->shader_stages.atom);
1659 
1660 	update_gs_block_state(rctx, rctx->gs_shader != NULL);
1661 
1662 	if (rctx->gs_shader)
1663 		SELECT_SHADER_OR_FAIL(gs);
1664 
1665 	/* Hull Shader */
1666 	if (rctx->tcs_shader) {
1667 		SELECT_SHADER_OR_FAIL(tcs);
1668 
1669 		UPDATE_SHADER(EG_HW_STAGE_HS, tcs);
1670 	} else if (rctx->tes_shader) {
1671 		if (!rctx->fixed_func_tcs_shader) {
1672 			r600_generate_fixed_func_tcs(rctx);
1673 			if (!rctx->fixed_func_tcs_shader)
1674 				return false;
1675 
1676 		}
1677 		SELECT_SHADER_OR_FAIL(fixed_func_tcs);
1678 
1679 		UPDATE_SHADER(EG_HW_STAGE_HS, fixed_func_tcs);
1680 	} else
1681 		SET_NULL_SHADER(EG_HW_STAGE_HS);
1682 
1683 	if (rctx->tes_shader) {
1684 		SELECT_SHADER_OR_FAIL(tes);
1685 	}
1686 
1687 	SELECT_SHADER_OR_FAIL(vs);
1688 
1689 	if (rctx->gs_shader) {
1690 		if (!rctx->shader_stages.geom_enable) {
1691 			rctx->shader_stages.geom_enable = true;
1692 			r600_mark_atom_dirty(rctx, &rctx->shader_stages.atom);
1693 		}
1694 
1695 		/* gs_shader provides GS and VS (copy shader) */
1696 		UPDATE_SHADER_GS(R600_HW_STAGE_GS, R600_HW_STAGE_VS, gs);
1697 
1698 		/* vs_shader is used as ES */
1699 
1700 		if (rctx->tes_shader) {
1701 			/* VS goes to LS, TES goes to ES */
1702 			UPDATE_SHADER(R600_HW_STAGE_ES, tes);
1703 			UPDATE_SHADER(EG_HW_STAGE_LS, vs);
1704                } else {
1705 			/* vs_shader is used as ES */
1706 			UPDATE_SHADER(R600_HW_STAGE_ES, vs);
1707 			SET_NULL_SHADER(EG_HW_STAGE_LS);
1708 		}
1709 	} else {
1710 		if (unlikely(rctx->hw_shader_stages[R600_HW_STAGE_GS].shader)) {
1711 			SET_NULL_SHADER(R600_HW_STAGE_GS);
1712 			SET_NULL_SHADER(R600_HW_STAGE_ES);
1713 			rctx->shader_stages.geom_enable = false;
1714 			r600_mark_atom_dirty(rctx, &rctx->shader_stages.atom);
1715 		}
1716 
1717 		if (rctx->tes_shader) {
1718 			/* if TES is loaded and no geometry, TES runs on hw VS, VS runs on hw LS */
1719 			UPDATE_SHADER_CLIP(R600_HW_STAGE_VS, tes);
1720 			UPDATE_SHADER(EG_HW_STAGE_LS, vs);
1721 		} else {
1722 			SET_NULL_SHADER(EG_HW_STAGE_LS);
1723 			UPDATE_SHADER_CLIP(R600_HW_STAGE_VS, vs);
1724 		}
1725 	}
1726 
1727 	/*
1728 	 * XXX: I believe there's some fatal flaw in the dirty state logic when
1729 	 * enabling/disabling tes.
1730 	 * VS/ES share all buffer/resource/sampler slots. If TES is enabled,
1731 	 * it will therefore overwrite the VS slots. If it now gets disabled,
1732 	 * the VS needs to rebind all buffer/resource/sampler slots - not only
1733 	 * has TES overwritten the corresponding slots, but when the VS was
1734 	 * operating as LS the things with correpsonding dirty bits got bound
1735 	 * to LS slots and won't reflect what is dirty as VS stage even if the
1736 	 * TES didn't overwrite it. The story for re-enabled TES is similar.
1737 	 * In any case, we're not allowed to submit any TES state when
1738 	 * TES is disabled (the state tracker may not do this but this looks
1739 	 * like an optimization to me, not something which can be relied on).
1740 	 */
1741 
1742 	/* Update clip misc state. */
1743 	if (clip_so_current) {
1744 		r600_update_clip_state(rctx, clip_so_current);
1745 		rctx->b.streamout.enabled_stream_buffers_mask = clip_so_current->enabled_stream_buffers_mask;
1746 	}
1747 
1748 	if (unlikely(ps_dirty || rctx->hw_shader_stages[R600_HW_STAGE_PS].shader != rctx->ps_shader->current ||
1749 		rctx->rasterizer->sprite_coord_enable != rctx->ps_shader->current->sprite_coord_enable ||
1750 		rctx->rasterizer->flatshade != rctx->ps_shader->current->flatshade)) {
1751 
1752 		if (rctx->cb_misc_state.nr_ps_color_outputs != rctx->ps_shader->current->nr_ps_color_outputs) {
1753 			rctx->cb_misc_state.nr_ps_color_outputs = rctx->ps_shader->current->nr_ps_color_outputs;
1754 			r600_mark_atom_dirty(rctx, &rctx->cb_misc_state.atom);
1755 		}
1756 
1757 		if (rctx->b.chip_class <= R700) {
1758 			bool multiwrite = rctx->ps_shader->current->shader.fs_write_all;
1759 
1760 			if (rctx->cb_misc_state.multiwrite != multiwrite) {
1761 				rctx->cb_misc_state.multiwrite = multiwrite;
1762 				r600_mark_atom_dirty(rctx, &rctx->cb_misc_state.atom);
1763 			}
1764 		}
1765 
1766 		if (unlikely(!ps_dirty && rctx->ps_shader && rctx->rasterizer &&
1767 				((rctx->rasterizer->sprite_coord_enable != rctx->ps_shader->current->sprite_coord_enable) ||
1768 						(rctx->rasterizer->flatshade != rctx->ps_shader->current->flatshade)))) {
1769 
1770 			if (rctx->b.chip_class >= EVERGREEN)
1771 				evergreen_update_ps_state(ctx, rctx->ps_shader->current);
1772 			else
1773 				r600_update_ps_state(ctx, rctx->ps_shader->current);
1774 		}
1775 
1776 		r600_mark_atom_dirty(rctx, &rctx->shader_stages.atom);
1777 	}
1778 	UPDATE_SHADER(R600_HW_STAGE_PS, ps);
1779 
1780 	if (rctx->b.chip_class >= EVERGREEN) {
1781 		evergreen_update_db_shader_control(rctx);
1782 	} else {
1783 		r600_update_db_shader_control(rctx);
1784 	}
1785 
1786 	/* on R600 we stuff masks + txq info into one constant buffer */
1787 	/* on evergreen we only need a txq info one */
1788 	if (rctx->ps_shader) {
1789 		need_buf_const = rctx->ps_shader->current->shader.uses_tex_buffers || rctx->ps_shader->current->shader.has_txq_cube_array_z_comp;
1790 		if (need_buf_const) {
1791 			if (rctx->b.chip_class < EVERGREEN)
1792 				r600_setup_buffer_constants(rctx, PIPE_SHADER_FRAGMENT);
1793 			else
1794 				eg_setup_buffer_constants(rctx, PIPE_SHADER_FRAGMENT);
1795 		}
1796 	}
1797 
1798 	if (rctx->vs_shader) {
1799 		need_buf_const = rctx->vs_shader->current->shader.uses_tex_buffers || rctx->vs_shader->current->shader.has_txq_cube_array_z_comp;
1800 		if (need_buf_const) {
1801 			if (rctx->b.chip_class < EVERGREEN)
1802 				r600_setup_buffer_constants(rctx, PIPE_SHADER_VERTEX);
1803 			else
1804 				eg_setup_buffer_constants(rctx, PIPE_SHADER_VERTEX);
1805 		}
1806 	}
1807 
1808 	if (rctx->gs_shader) {
1809 		need_buf_const = rctx->gs_shader->current->shader.uses_tex_buffers || rctx->gs_shader->current->shader.has_txq_cube_array_z_comp;
1810 		if (need_buf_const) {
1811 			if (rctx->b.chip_class < EVERGREEN)
1812 				r600_setup_buffer_constants(rctx, PIPE_SHADER_GEOMETRY);
1813 			else
1814 				eg_setup_buffer_constants(rctx, PIPE_SHADER_GEOMETRY);
1815 		}
1816 	}
1817 
1818 	if (rctx->tes_shader) {
1819 		assert(rctx->b.chip_class >= EVERGREEN);
1820 		need_buf_const = rctx->tes_shader->current->shader.uses_tex_buffers ||
1821 				 rctx->tes_shader->current->shader.has_txq_cube_array_z_comp;
1822 		if (need_buf_const) {
1823 			eg_setup_buffer_constants(rctx, PIPE_SHADER_TESS_EVAL);
1824 		}
1825 		if (rctx->tcs_shader) {
1826 			need_buf_const = rctx->tcs_shader->current->shader.uses_tex_buffers ||
1827 					 rctx->tcs_shader->current->shader.has_txq_cube_array_z_comp;
1828 			if (need_buf_const) {
1829 				eg_setup_buffer_constants(rctx, PIPE_SHADER_TESS_CTRL);
1830 			}
1831 		}
1832 	}
1833 
1834 	r600_update_driver_const_buffers(rctx, false);
1835 
1836 	if (rctx->b.chip_class < EVERGREEN && rctx->ps_shader && rctx->vs_shader) {
1837 		if (!r600_adjust_gprs(rctx)) {
1838 			/* discard rendering */
1839 			return false;
1840 		}
1841 	}
1842 
1843 	if (rctx->b.chip_class == EVERGREEN) {
1844 		if (!evergreen_adjust_gprs(rctx)) {
1845 			/* discard rendering */
1846 			return false;
1847 		}
1848 	}
1849 
1850 	blend_disable = (rctx->dual_src_blend &&
1851 			rctx->ps_shader->current->nr_ps_color_outputs < 2);
1852 
1853 	if (blend_disable != rctx->force_blend_disable) {
1854 		rctx->force_blend_disable = blend_disable;
1855 		r600_bind_blend_state_internal(rctx,
1856 					       rctx->blend_state.cso,
1857 					       blend_disable);
1858 	}
1859 
1860 	return true;
1861 }
1862 
r600_emit_clip_misc_state(struct r600_context * rctx,struct r600_atom * atom)1863 void r600_emit_clip_misc_state(struct r600_context *rctx, struct r600_atom *atom)
1864 {
1865 	struct radeon_winsys_cs *cs = rctx->b.gfx.cs;
1866 	struct r600_clip_misc_state *state = &rctx->clip_misc_state;
1867 
1868 	radeon_set_context_reg(cs, R_028810_PA_CL_CLIP_CNTL,
1869 			       state->pa_cl_clip_cntl |
1870 			       (state->clip_dist_write ? 0 : state->clip_plane_enable & 0x3F) |
1871                                S_028810_CLIP_DISABLE(state->clip_disable));
1872 	radeon_set_context_reg(cs, R_02881C_PA_CL_VS_OUT_CNTL,
1873 			       state->pa_cl_vs_out_cntl |
1874 			       (state->clip_plane_enable & state->clip_dist_write) |
1875 			       (state->cull_dist_write << 8));
1876 	/* reuse needs to be set off if we write oViewport */
1877 	if (rctx->b.chip_class >= EVERGREEN)
1878 		radeon_set_context_reg(cs, R_028AB4_VGT_REUSE_OFF,
1879 				       S_028AB4_REUSE_OFF(state->vs_out_viewport));
1880 }
1881 
1882 /* rast_prim is the primitive type after GS. */
r600_emit_rasterizer_prim_state(struct r600_context * rctx)1883 static inline void r600_emit_rasterizer_prim_state(struct r600_context *rctx)
1884 {
1885 	struct radeon_winsys_cs *cs = rctx->b.gfx.cs;
1886 	enum pipe_prim_type rast_prim = rctx->current_rast_prim;
1887 
1888 	/* Skip this if not rendering lines. */
1889 	if (rast_prim != PIPE_PRIM_LINES &&
1890 	    rast_prim != PIPE_PRIM_LINE_LOOP &&
1891 	    rast_prim != PIPE_PRIM_LINE_STRIP &&
1892 	    rast_prim != PIPE_PRIM_LINES_ADJACENCY &&
1893 	    rast_prim != PIPE_PRIM_LINE_STRIP_ADJACENCY)
1894 		return;
1895 
1896 	if (rast_prim == rctx->last_rast_prim)
1897 		return;
1898 
1899 	/* For lines, reset the stipple pattern at each primitive. Otherwise,
1900 	 * reset the stipple pattern at each packet (line strips, line loops).
1901 	 */
1902 	radeon_set_context_reg(cs, R_028A0C_PA_SC_LINE_STIPPLE,
1903 			       S_028A0C_AUTO_RESET_CNTL(rast_prim == PIPE_PRIM_LINES ? 1 : 2) |
1904 			       (rctx->rasterizer ? rctx->rasterizer->pa_sc_line_stipple : 0));
1905 	rctx->last_rast_prim = rast_prim;
1906 }
1907 
r600_draw_vbo(struct pipe_context * ctx,const struct pipe_draw_info * info)1908 static void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
1909 {
1910 	struct r600_context *rctx = (struct r600_context *)ctx;
1911 	struct pipe_resource *indexbuf = info->has_user_indices ? NULL : info->index.resource;
1912 	struct radeon_winsys_cs *cs = rctx->b.gfx.cs;
1913 	bool render_cond_bit = rctx->b.render_cond && !rctx->b.render_cond_force_off;
1914 	bool has_user_indices = info->has_user_indices;
1915 	uint64_t mask;
1916 	unsigned num_patches, dirty_tex_counter, index_offset = 0;
1917 	unsigned index_size = info->index_size;
1918 	int index_bias;
1919 	struct r600_shader_atomic combined_atomics[8];
1920 	uint8_t atomic_used_mask;
1921 
1922 	if (!info->indirect && !info->count && (index_size || !info->count_from_stream_output)) {
1923 		return;
1924 	}
1925 
1926 	if (unlikely(!rctx->vs_shader)) {
1927 		assert(0);
1928 		return;
1929 	}
1930 	if (unlikely(!rctx->ps_shader &&
1931 		     (!rctx->rasterizer || !rctx->rasterizer->rasterizer_discard))) {
1932 		assert(0);
1933 		return;
1934 	}
1935 
1936 	/* make sure that the gfx ring is only one active */
1937 	if (radeon_emitted(rctx->b.dma.cs, 0)) {
1938 		rctx->b.dma.flush(rctx, PIPE_FLUSH_ASYNC, NULL);
1939 	}
1940 
1941 	if (rctx->cmd_buf_is_compute) {
1942 		rctx->b.gfx.flush(rctx, PIPE_FLUSH_ASYNC, NULL);
1943 		rctx->cmd_buf_is_compute = false;
1944 	}
1945 
1946 	/* Re-emit the framebuffer state if needed. */
1947 	dirty_tex_counter = p_atomic_read(&rctx->b.screen->dirty_tex_counter);
1948 	if (unlikely(dirty_tex_counter != rctx->b.last_dirty_tex_counter)) {
1949 		rctx->b.last_dirty_tex_counter = dirty_tex_counter;
1950 		r600_mark_atom_dirty(rctx, &rctx->framebuffer.atom);
1951 		rctx->framebuffer.do_update_surf_dirtiness = true;
1952 	}
1953 
1954 	if (rctx->gs_shader) {
1955 		/* Determine whether the GS triangle strip adjacency fix should
1956 		 * be applied. Rotate every other triangle if
1957 		 * - triangle strips with adjacency are fed to the GS and
1958 		 * - primitive restart is disabled (the rotation doesn't help
1959 		 *   when the restart occurs after an odd number of triangles).
1960 		 */
1961 		bool gs_tri_strip_adj_fix =
1962 			!rctx->tes_shader &&
1963 			info->mode == PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY &&
1964 			!info->primitive_restart;
1965 		if (gs_tri_strip_adj_fix != rctx->gs_tri_strip_adj_fix)
1966 			rctx->gs_tri_strip_adj_fix = gs_tri_strip_adj_fix;
1967 	}
1968 	if (!r600_update_derived_state(rctx)) {
1969 		/* useless to render because current rendering command
1970 		 * can't be achieved
1971 		 */
1972 		return;
1973 	}
1974 
1975 	rctx->current_rast_prim = (rctx->gs_shader)? rctx->gs_shader->gs_output_prim
1976 		: (rctx->tes_shader)? rctx->tes_shader->info.properties[TGSI_PROPERTY_TES_PRIM_MODE]
1977 		: info->mode;
1978 
1979 	if (rctx->b.chip_class >= EVERGREEN)
1980 		evergreen_emit_atomic_buffer_setup(rctx, NULL, combined_atomics, &atomic_used_mask);
1981 
1982 	if (index_size) {
1983 		index_offset += info->start * index_size;
1984 
1985 		/* Translate 8-bit indices to 16-bit. */
1986 		if (unlikely(index_size == 1)) {
1987 			struct pipe_resource *out_buffer = NULL;
1988 			unsigned out_offset;
1989 			void *ptr;
1990 			unsigned start, count;
1991 
1992 			if (likely(!info->indirect)) {
1993 				start = 0;
1994 				count = info->count;
1995 			}
1996 			else {
1997 				/* Have to get start/count from indirect buffer, slow path ahead... */
1998 				struct r600_resource *indirect_resource = (struct r600_resource *)info->indirect->buffer;
1999 				unsigned *data = r600_buffer_map_sync_with_rings(&rctx->b, indirect_resource,
2000 					PIPE_TRANSFER_READ);
2001 				if (data) {
2002 					data += info->indirect->offset / sizeof(unsigned);
2003 					start = data[2] * index_size;
2004 					count = data[0];
2005 				}
2006 				else {
2007 					start = 0;
2008 					count = 0;
2009 				}
2010 			}
2011 
2012 			u_upload_alloc(ctx->stream_uploader, start, count * 2,
2013                                        256, &out_offset, &out_buffer, &ptr);
2014 			if (unlikely(!ptr))
2015 				return;
2016 
2017 			util_shorten_ubyte_elts_to_userptr(
2018 						&rctx->b.b, info, 0, 0, index_offset, count, ptr);
2019 
2020 			indexbuf = out_buffer;
2021 			index_offset = out_offset;
2022 			index_size = 2;
2023 			has_user_indices = false;
2024 		}
2025 
2026 		/* Upload the index buffer.
2027 		 * The upload is skipped for small index counts on little-endian machines
2028 		 * and the indices are emitted via PKT3_DRAW_INDEX_IMMD.
2029 		 * Indirect draws never use immediate indices.
2030 		 * Note: Instanced rendering in combination with immediate indices hangs. */
2031 		if (has_user_indices && (R600_BIG_ENDIAN || info->indirect ||
2032 						 info->instance_count > 1 ||
2033 						 info->count*index_size > 20)) {
2034 			indexbuf = NULL;
2035 			u_upload_data(ctx->stream_uploader, 0,
2036                                       info->count * index_size, 256,
2037 				      info->index.user, &index_offset, &indexbuf);
2038 			has_user_indices = false;
2039 		}
2040 		index_bias = info->index_bias;
2041 	} else {
2042 		index_bias = info->start;
2043 	}
2044 
2045 	/* Set the index offset and primitive restart. */
2046 	if (rctx->vgt_state.vgt_multi_prim_ib_reset_en != info->primitive_restart ||
2047 	    rctx->vgt_state.vgt_multi_prim_ib_reset_indx != info->restart_index ||
2048 	    rctx->vgt_state.vgt_indx_offset != index_bias ||
2049 	    (rctx->vgt_state.last_draw_was_indirect && !info->indirect)) {
2050 		rctx->vgt_state.vgt_multi_prim_ib_reset_en = info->primitive_restart;
2051 		rctx->vgt_state.vgt_multi_prim_ib_reset_indx = info->restart_index;
2052 		rctx->vgt_state.vgt_indx_offset = index_bias;
2053 		r600_mark_atom_dirty(rctx, &rctx->vgt_state.atom);
2054 	}
2055 
2056 	/* Workaround for hardware deadlock on certain R600 ASICs: write into a CB register. */
2057 	if (rctx->b.chip_class == R600) {
2058 		rctx->b.flags |= R600_CONTEXT_PS_PARTIAL_FLUSH;
2059 		r600_mark_atom_dirty(rctx, &rctx->cb_misc_state.atom);
2060 	}
2061 
2062 	if (rctx->b.chip_class >= EVERGREEN)
2063 		evergreen_setup_tess_constants(rctx, info, &num_patches);
2064 
2065 	/* Emit states. */
2066 	r600_need_cs_space(rctx, has_user_indices ? 5 : 0, TRUE);
2067 	r600_flush_emit(rctx);
2068 
2069 	mask = rctx->dirty_atoms;
2070 	while (mask != 0) {
2071 		r600_emit_atom(rctx, rctx->atoms[u_bit_scan64(&mask)]);
2072 	}
2073 
2074 	if (rctx->b.chip_class == CAYMAN) {
2075 		/* Copied from radeonsi. */
2076 		unsigned primgroup_size = 128; /* recommended without a GS */
2077 		bool ia_switch_on_eop = false;
2078 		bool partial_vs_wave = false;
2079 
2080 		if (rctx->gs_shader)
2081 			primgroup_size = 64; /* recommended with a GS */
2082 
2083 		if ((rctx->rasterizer && rctx->rasterizer->pa_sc_line_stipple) ||
2084 		    (rctx->b.screen->debug_flags & DBG_SWITCH_ON_EOP)) {
2085 			ia_switch_on_eop = true;
2086 		}
2087 
2088 		if (r600_get_strmout_en(&rctx->b))
2089 			partial_vs_wave = true;
2090 
2091 		radeon_set_context_reg(cs, CM_R_028AA8_IA_MULTI_VGT_PARAM,
2092 				       S_028AA8_SWITCH_ON_EOP(ia_switch_on_eop) |
2093 				       S_028AA8_PARTIAL_VS_WAVE_ON(partial_vs_wave) |
2094 				       S_028AA8_PRIMGROUP_SIZE(primgroup_size - 1));
2095 	}
2096 
2097 	if (rctx->b.chip_class >= EVERGREEN) {
2098 		uint32_t ls_hs_config = evergreen_get_ls_hs_config(rctx, info,
2099 								   num_patches);
2100 
2101 		evergreen_set_ls_hs_config(rctx, cs, ls_hs_config);
2102 		evergreen_set_lds_alloc(rctx, cs, rctx->lds_alloc);
2103 	}
2104 
2105 	/* On R6xx, CULL_FRONT=1 culls all points, lines, and rectangles,
2106 	 * even though it should have no effect on those. */
2107 	if (rctx->b.chip_class == R600 && rctx->rasterizer) {
2108 		unsigned su_sc_mode_cntl = rctx->rasterizer->pa_su_sc_mode_cntl;
2109 		unsigned prim = info->mode;
2110 
2111 		if (rctx->gs_shader) {
2112 			prim = rctx->gs_shader->gs_output_prim;
2113 		}
2114 		prim = r600_conv_prim_to_gs_out(prim); /* decrease the number of types to 3 */
2115 
2116 		if (prim == V_028A6C_OUTPRIM_TYPE_POINTLIST ||
2117 		    prim == V_028A6C_OUTPRIM_TYPE_LINESTRIP ||
2118 		    info->mode == R600_PRIM_RECTANGLE_LIST) {
2119 			su_sc_mode_cntl &= C_028814_CULL_FRONT;
2120 		}
2121 		radeon_set_context_reg(cs, R_028814_PA_SU_SC_MODE_CNTL, su_sc_mode_cntl);
2122 	}
2123 
2124 	/* Update start instance. */
2125 	if (!info->indirect && rctx->last_start_instance != info->start_instance) {
2126 		radeon_set_ctl_const(cs, R_03CFF4_SQ_VTX_START_INST_LOC, info->start_instance);
2127 		rctx->last_start_instance = info->start_instance;
2128 	}
2129 
2130 	/* Update the primitive type. */
2131 	if (rctx->last_primitive_type != info->mode) {
2132 		r600_emit_rasterizer_prim_state(rctx);
2133 		radeon_set_config_reg(cs, R_008958_VGT_PRIMITIVE_TYPE,
2134 				      r600_conv_pipe_prim(info->mode));
2135 
2136 		rctx->last_primitive_type = info->mode;
2137 	}
2138 
2139 	/* Draw packets. */
2140 	if (likely(!info->indirect)) {
2141 		radeon_emit(cs, PKT3(PKT3_NUM_INSTANCES, 0, 0));
2142 		radeon_emit(cs, info->instance_count);
2143 	} else {
2144 		uint64_t va = r600_resource(info->indirect->buffer)->gpu_address;
2145 		assert(rctx->b.chip_class >= EVERGREEN);
2146 
2147 		// Invalidate so non-indirect draw calls reset this state
2148 		rctx->vgt_state.last_draw_was_indirect = true;
2149 		rctx->last_start_instance = -1;
2150 
2151 		radeon_emit(cs, PKT3(EG_PKT3_SET_BASE, 2, 0));
2152 		radeon_emit(cs, EG_DRAW_INDEX_INDIRECT_PATCH_TABLE_BASE);
2153 		radeon_emit(cs, va);
2154 		radeon_emit(cs, (va >> 32UL) & 0xFF);
2155 
2156 		radeon_emit(cs, PKT3(PKT3_NOP, 0, 0));
2157 		radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx,
2158 							  (struct r600_resource*)info->indirect->buffer,
2159 							  RADEON_USAGE_READ,
2160                                                           RADEON_PRIO_DRAW_INDIRECT));
2161 	}
2162 
2163 	if (index_size) {
2164 		radeon_emit(cs, PKT3(PKT3_INDEX_TYPE, 0, 0));
2165 		radeon_emit(cs, index_size == 4 ?
2166 				(VGT_INDEX_32 | (R600_BIG_ENDIAN ? VGT_DMA_SWAP_32_BIT : 0)) :
2167 				(VGT_INDEX_16 | (R600_BIG_ENDIAN ? VGT_DMA_SWAP_16_BIT : 0)));
2168 
2169 		if (has_user_indices) {
2170 			unsigned size_bytes = info->count*index_size;
2171 			unsigned size_dw = align(size_bytes, 4) / 4;
2172 			radeon_emit(cs, PKT3(PKT3_DRAW_INDEX_IMMD, 1 + size_dw, render_cond_bit));
2173 			radeon_emit(cs, info->count);
2174 			radeon_emit(cs, V_0287F0_DI_SRC_SEL_IMMEDIATE);
2175 			radeon_emit_array(cs, info->index.user, size_dw);
2176 		} else {
2177 			uint64_t va = r600_resource(indexbuf)->gpu_address + index_offset;
2178 
2179 			if (likely(!info->indirect)) {
2180 				radeon_emit(cs, PKT3(PKT3_DRAW_INDEX, 3, render_cond_bit));
2181 				radeon_emit(cs, va);
2182 				radeon_emit(cs, (va >> 32UL) & 0xFF);
2183 				radeon_emit(cs, info->count);
2184 				radeon_emit(cs, V_0287F0_DI_SRC_SEL_DMA);
2185 				radeon_emit(cs, PKT3(PKT3_NOP, 0, 0));
2186 				radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx,
2187 									  (struct r600_resource*)indexbuf,
2188 									  RADEON_USAGE_READ,
2189                                                                           RADEON_PRIO_INDEX_BUFFER));
2190 			}
2191 			else {
2192 				uint32_t max_size = (indexbuf->width0 - index_offset) / index_size;
2193 
2194 				radeon_emit(cs, PKT3(EG_PKT3_INDEX_BASE, 1, 0));
2195 				radeon_emit(cs, va);
2196 				radeon_emit(cs, (va >> 32UL) & 0xFF);
2197 
2198 				radeon_emit(cs, PKT3(PKT3_NOP, 0, 0));
2199 				radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx,
2200 									  (struct r600_resource*)indexbuf,
2201 									  RADEON_USAGE_READ,
2202                                                                           RADEON_PRIO_INDEX_BUFFER));
2203 
2204 				radeon_emit(cs, PKT3(EG_PKT3_INDEX_BUFFER_SIZE, 0, 0));
2205 				radeon_emit(cs, max_size);
2206 
2207 				radeon_emit(cs, PKT3(EG_PKT3_DRAW_INDEX_INDIRECT, 1, render_cond_bit));
2208 				radeon_emit(cs, info->indirect->offset);
2209 				radeon_emit(cs, V_0287F0_DI_SRC_SEL_DMA);
2210 			}
2211 		}
2212 	} else {
2213 		if (unlikely(info->count_from_stream_output)) {
2214 			struct r600_so_target *t = (struct r600_so_target*)info->count_from_stream_output;
2215 			uint64_t va = t->buf_filled_size->gpu_address + t->buf_filled_size_offset;
2216 
2217 			radeon_set_context_reg(cs, R_028B30_VGT_STRMOUT_DRAW_OPAQUE_VERTEX_STRIDE, t->stride_in_dw);
2218 
2219 			radeon_emit(cs, PKT3(PKT3_COPY_DW, 4, 0));
2220 			radeon_emit(cs, COPY_DW_SRC_IS_MEM | COPY_DW_DST_IS_REG);
2221 			radeon_emit(cs, va & 0xFFFFFFFFUL);     /* src address lo */
2222 			radeon_emit(cs, (va >> 32UL) & 0xFFUL); /* src address hi */
2223 			radeon_emit(cs, R_028B2C_VGT_STRMOUT_DRAW_OPAQUE_BUFFER_FILLED_SIZE >> 2); /* dst register */
2224 			radeon_emit(cs, 0); /* unused */
2225 
2226 			radeon_emit(cs, PKT3(PKT3_NOP, 0, 0));
2227 			radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx,
2228 								  t->buf_filled_size, RADEON_USAGE_READ,
2229 								  RADEON_PRIO_SO_FILLED_SIZE));
2230 		}
2231 
2232 		if (likely(!info->indirect)) {
2233 			radeon_emit(cs, PKT3(PKT3_DRAW_INDEX_AUTO, 1, render_cond_bit));
2234 			radeon_emit(cs, info->count);
2235 		}
2236 		else {
2237 			radeon_emit(cs, PKT3(EG_PKT3_DRAW_INDIRECT, 1, render_cond_bit));
2238 			radeon_emit(cs, info->indirect->offset);
2239 		}
2240 		radeon_emit(cs, V_0287F0_DI_SRC_SEL_AUTO_INDEX |
2241 				(info->count_from_stream_output ? S_0287F0_USE_OPAQUE(1) : 0));
2242 	}
2243 
2244 	/* SMX returns CONTEXT_DONE too early workaround */
2245 	if (rctx->b.family == CHIP_R600 ||
2246 	    rctx->b.family == CHIP_RV610 ||
2247 	    rctx->b.family == CHIP_RV630 ||
2248 	    rctx->b.family == CHIP_RV635) {
2249 		/* if we have gs shader or streamout
2250 		   we need to do a wait idle after every draw */
2251 		if (rctx->gs_shader || r600_get_strmout_en(&rctx->b)) {
2252 			radeon_set_config_reg(cs, R_008040_WAIT_UNTIL, S_008040_WAIT_3D_IDLE(1));
2253 		}
2254 	}
2255 
2256 	/* ES ring rolling over at EOP - workaround */
2257 	if (rctx->b.chip_class == R600) {
2258 		radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0));
2259 		radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_SQ_NON_EVENT));
2260 	}
2261 
2262 
2263 	if (rctx->b.chip_class >= EVERGREEN)
2264 		evergreen_emit_atomic_buffer_save(rctx, false, combined_atomics, &atomic_used_mask);
2265 
2266 	if (rctx->trace_buf)
2267 		eg_trace_emit(rctx);
2268 
2269 	if (rctx->framebuffer.do_update_surf_dirtiness) {
2270 		/* Set the depth buffer as dirty. */
2271 		if (rctx->framebuffer.state.zsbuf) {
2272 			struct pipe_surface *surf = rctx->framebuffer.state.zsbuf;
2273 			struct r600_texture *rtex = (struct r600_texture *)surf->texture;
2274 
2275 			rtex->dirty_level_mask |= 1 << surf->u.tex.level;
2276 
2277 			if (rtex->surface.has_stencil)
2278 				rtex->stencil_dirty_level_mask |= 1 << surf->u.tex.level;
2279 		}
2280 		if (rctx->framebuffer.compressed_cb_mask) {
2281 			struct pipe_surface *surf;
2282 			struct r600_texture *rtex;
2283 			unsigned mask = rctx->framebuffer.compressed_cb_mask;
2284 
2285 			do {
2286 				unsigned i = u_bit_scan(&mask);
2287 				surf = rctx->framebuffer.state.cbufs[i];
2288 				rtex = (struct r600_texture*)surf->texture;
2289 
2290 				rtex->dirty_level_mask |= 1 << surf->u.tex.level;
2291 
2292 			} while (mask);
2293 		}
2294 		rctx->framebuffer.do_update_surf_dirtiness = false;
2295 	}
2296 
2297 	if (index_size && indexbuf != info->index.resource)
2298 		pipe_resource_reference(&indexbuf, NULL);
2299 	rctx->b.num_draw_calls++;
2300 }
2301 
r600_translate_stencil_op(int s_op)2302 uint32_t r600_translate_stencil_op(int s_op)
2303 {
2304 	switch (s_op) {
2305 	case PIPE_STENCIL_OP_KEEP:
2306 		return V_028800_STENCIL_KEEP;
2307 	case PIPE_STENCIL_OP_ZERO:
2308 		return V_028800_STENCIL_ZERO;
2309 	case PIPE_STENCIL_OP_REPLACE:
2310 		return V_028800_STENCIL_REPLACE;
2311 	case PIPE_STENCIL_OP_INCR:
2312 		return V_028800_STENCIL_INCR;
2313 	case PIPE_STENCIL_OP_DECR:
2314 		return V_028800_STENCIL_DECR;
2315 	case PIPE_STENCIL_OP_INCR_WRAP:
2316 		return V_028800_STENCIL_INCR_WRAP;
2317 	case PIPE_STENCIL_OP_DECR_WRAP:
2318 		return V_028800_STENCIL_DECR_WRAP;
2319 	case PIPE_STENCIL_OP_INVERT:
2320 		return V_028800_STENCIL_INVERT;
2321 	default:
2322 		R600_ERR("Unknown stencil op %d", s_op);
2323 		assert(0);
2324 		break;
2325 	}
2326 	return 0;
2327 }
2328 
r600_translate_fill(uint32_t func)2329 uint32_t r600_translate_fill(uint32_t func)
2330 {
2331 	switch(func) {
2332 	case PIPE_POLYGON_MODE_FILL:
2333 		return 2;
2334 	case PIPE_POLYGON_MODE_LINE:
2335 		return 1;
2336 	case PIPE_POLYGON_MODE_POINT:
2337 		return 0;
2338 	default:
2339 		assert(0);
2340 		return 0;
2341 	}
2342 }
2343 
r600_tex_wrap(unsigned wrap)2344 unsigned r600_tex_wrap(unsigned wrap)
2345 {
2346 	switch (wrap) {
2347 	default:
2348 	case PIPE_TEX_WRAP_REPEAT:
2349 		return V_03C000_SQ_TEX_WRAP;
2350 	case PIPE_TEX_WRAP_CLAMP:
2351 		return V_03C000_SQ_TEX_CLAMP_HALF_BORDER;
2352 	case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
2353 		return V_03C000_SQ_TEX_CLAMP_LAST_TEXEL;
2354 	case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
2355 		return V_03C000_SQ_TEX_CLAMP_BORDER;
2356 	case PIPE_TEX_WRAP_MIRROR_REPEAT:
2357 		return V_03C000_SQ_TEX_MIRROR;
2358 	case PIPE_TEX_WRAP_MIRROR_CLAMP:
2359 		return V_03C000_SQ_TEX_MIRROR_ONCE_HALF_BORDER;
2360 	case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
2361 		return V_03C000_SQ_TEX_MIRROR_ONCE_LAST_TEXEL;
2362 	case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
2363 		return V_03C000_SQ_TEX_MIRROR_ONCE_BORDER;
2364 	}
2365 }
2366 
r600_tex_mipfilter(unsigned filter)2367 unsigned r600_tex_mipfilter(unsigned filter)
2368 {
2369 	switch (filter) {
2370 	case PIPE_TEX_MIPFILTER_NEAREST:
2371 		return V_03C000_SQ_TEX_Z_FILTER_POINT;
2372 	case PIPE_TEX_MIPFILTER_LINEAR:
2373 		return V_03C000_SQ_TEX_Z_FILTER_LINEAR;
2374 	default:
2375 	case PIPE_TEX_MIPFILTER_NONE:
2376 		return V_03C000_SQ_TEX_Z_FILTER_NONE;
2377 	}
2378 }
2379 
r600_tex_compare(unsigned compare)2380 unsigned r600_tex_compare(unsigned compare)
2381 {
2382 	switch (compare) {
2383 	default:
2384 	case PIPE_FUNC_NEVER:
2385 		return V_03C000_SQ_TEX_DEPTH_COMPARE_NEVER;
2386 	case PIPE_FUNC_LESS:
2387 		return V_03C000_SQ_TEX_DEPTH_COMPARE_LESS;
2388 	case PIPE_FUNC_EQUAL:
2389 		return V_03C000_SQ_TEX_DEPTH_COMPARE_EQUAL;
2390 	case PIPE_FUNC_LEQUAL:
2391 		return V_03C000_SQ_TEX_DEPTH_COMPARE_LESSEQUAL;
2392 	case PIPE_FUNC_GREATER:
2393 		return V_03C000_SQ_TEX_DEPTH_COMPARE_GREATER;
2394 	case PIPE_FUNC_NOTEQUAL:
2395 		return V_03C000_SQ_TEX_DEPTH_COMPARE_NOTEQUAL;
2396 	case PIPE_FUNC_GEQUAL:
2397 		return V_03C000_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL;
2398 	case PIPE_FUNC_ALWAYS:
2399 		return V_03C000_SQ_TEX_DEPTH_COMPARE_ALWAYS;
2400 	}
2401 }
2402 
wrap_mode_uses_border_color(unsigned wrap,bool linear_filter)2403 static bool wrap_mode_uses_border_color(unsigned wrap, bool linear_filter)
2404 {
2405 	return wrap == PIPE_TEX_WRAP_CLAMP_TO_BORDER ||
2406 	       wrap == PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER ||
2407 	       (linear_filter &&
2408 	        (wrap == PIPE_TEX_WRAP_CLAMP ||
2409 		 wrap == PIPE_TEX_WRAP_MIRROR_CLAMP));
2410 }
2411 
sampler_state_needs_border_color(const struct pipe_sampler_state * state)2412 bool sampler_state_needs_border_color(const struct pipe_sampler_state *state)
2413 {
2414 	bool linear_filter = state->min_img_filter != PIPE_TEX_FILTER_NEAREST ||
2415 			     state->mag_img_filter != PIPE_TEX_FILTER_NEAREST;
2416 
2417 	return (state->border_color.ui[0] || state->border_color.ui[1] ||
2418 		state->border_color.ui[2] || state->border_color.ui[3]) &&
2419 	       (wrap_mode_uses_border_color(state->wrap_s, linear_filter) ||
2420 		wrap_mode_uses_border_color(state->wrap_t, linear_filter) ||
2421 		wrap_mode_uses_border_color(state->wrap_r, linear_filter));
2422 }
2423 
r600_emit_shader(struct r600_context * rctx,struct r600_atom * a)2424 void r600_emit_shader(struct r600_context *rctx, struct r600_atom *a)
2425 {
2426 
2427 	struct radeon_winsys_cs *cs = rctx->b.gfx.cs;
2428 	struct r600_pipe_shader *shader = ((struct r600_shader_state*)a)->shader;
2429 
2430 	if (!shader)
2431 		return;
2432 
2433 	r600_emit_command_buffer(cs, &shader->command_buffer);
2434 	radeon_emit(cs, PKT3(PKT3_NOP, 0, 0));
2435 	radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, shader->bo,
2436 					      RADEON_USAGE_READ, RADEON_PRIO_SHADER_BINARY));
2437 }
2438 
r600_get_swizzle_combined(const unsigned char * swizzle_format,const unsigned char * swizzle_view,boolean vtx)2439 unsigned r600_get_swizzle_combined(const unsigned char *swizzle_format,
2440 				   const unsigned char *swizzle_view,
2441 				   boolean vtx)
2442 {
2443 	unsigned i;
2444 	unsigned char swizzle[4];
2445 	unsigned result = 0;
2446 	const uint32_t tex_swizzle_shift[4] = {
2447 		16, 19, 22, 25,
2448 	};
2449 	const uint32_t vtx_swizzle_shift[4] = {
2450 		3, 6, 9, 12,
2451 	};
2452 	const uint32_t swizzle_bit[4] = {
2453 		0, 1, 2, 3,
2454 	};
2455 	const uint32_t *swizzle_shift = tex_swizzle_shift;
2456 
2457 	if (vtx)
2458 		swizzle_shift = vtx_swizzle_shift;
2459 
2460 	if (swizzle_view) {
2461 		util_format_compose_swizzles(swizzle_format, swizzle_view, swizzle);
2462 	} else {
2463 		memcpy(swizzle, swizzle_format, 4);
2464 	}
2465 
2466 	/* Get swizzle. */
2467 	for (i = 0; i < 4; i++) {
2468 		switch (swizzle[i]) {
2469 		case PIPE_SWIZZLE_Y:
2470 			result |= swizzle_bit[1] << swizzle_shift[i];
2471 			break;
2472 		case PIPE_SWIZZLE_Z:
2473 			result |= swizzle_bit[2] << swizzle_shift[i];
2474 			break;
2475 		case PIPE_SWIZZLE_W:
2476 			result |= swizzle_bit[3] << swizzle_shift[i];
2477 			break;
2478 		case PIPE_SWIZZLE_0:
2479 			result |= V_038010_SQ_SEL_0 << swizzle_shift[i];
2480 			break;
2481 		case PIPE_SWIZZLE_1:
2482 			result |= V_038010_SQ_SEL_1 << swizzle_shift[i];
2483 			break;
2484 		default: /* PIPE_SWIZZLE_X */
2485 			result |= swizzle_bit[0] << swizzle_shift[i];
2486 		}
2487 	}
2488 	return result;
2489 }
2490 
2491 /* texture format translate */
r600_translate_texformat(struct pipe_screen * screen,enum pipe_format format,const unsigned char * swizzle_view,uint32_t * word4_p,uint32_t * yuv_format_p,bool do_endian_swap)2492 uint32_t r600_translate_texformat(struct pipe_screen *screen,
2493 				  enum pipe_format format,
2494 				  const unsigned char *swizzle_view,
2495 				  uint32_t *word4_p, uint32_t *yuv_format_p,
2496 				  bool do_endian_swap)
2497 {
2498 	struct r600_screen *rscreen = (struct r600_screen *)screen;
2499 	uint32_t result = 0, word4 = 0, yuv_format = 0;
2500 	const struct util_format_description *desc;
2501 	boolean uniform = TRUE;
2502 	bool is_srgb_valid = FALSE;
2503 	const unsigned char swizzle_xxxx[4] = {0, 0, 0, 0};
2504 	const unsigned char swizzle_yyyy[4] = {1, 1, 1, 1};
2505 	const unsigned char swizzle_xxxy[4] = {0, 0, 0, 1};
2506 	const unsigned char swizzle_zyx1[4] = {2, 1, 0, 5};
2507 	const unsigned char swizzle_zyxw[4] = {2, 1, 0, 3};
2508 
2509 	int i;
2510 	const uint32_t sign_bit[4] = {
2511 		S_038010_FORMAT_COMP_X(V_038010_SQ_FORMAT_COMP_SIGNED),
2512 		S_038010_FORMAT_COMP_Y(V_038010_SQ_FORMAT_COMP_SIGNED),
2513 		S_038010_FORMAT_COMP_Z(V_038010_SQ_FORMAT_COMP_SIGNED),
2514 		S_038010_FORMAT_COMP_W(V_038010_SQ_FORMAT_COMP_SIGNED)
2515 	};
2516 
2517 	/* Need to replace the specified texture formats in case of big-endian.
2518 	 * These formats are formats that have channels with number of bits
2519 	 * not divisible by 8.
2520 	 * Mesa conversion functions don't swap bits for those formats, and because
2521 	 * we transmit this over a serial bus to the GPU (PCIe), the
2522 	 * bit-endianess is important!!!
2523 	 * In case we have an "opposite" format, just use that for the swizzling
2524 	 * information. If we don't have such an "opposite" format, we need
2525 	 * to use a fixed swizzle info instead (see below)
2526 	 */
2527 	if (format == PIPE_FORMAT_R4A4_UNORM && do_endian_swap)
2528 		format = PIPE_FORMAT_A4R4_UNORM;
2529 
2530 	desc = util_format_description(format);
2531 	if (!desc)
2532 		goto out_unknown;
2533 
2534 	/* Depth and stencil swizzling is handled separately. */
2535 	if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS) {
2536 		/* Need to check for specific texture formats that don't have
2537 		 * an "opposite" format we can use. For those formats, we directly
2538 		 * specify the swizzling, which is the LE swizzling as defined in
2539 		 * u_format.csv
2540 		 */
2541 		if (do_endian_swap) {
2542 			if (format == PIPE_FORMAT_L4A4_UNORM)
2543 				word4 |= r600_get_swizzle_combined(swizzle_xxxy, swizzle_view, FALSE);
2544 			else if (format == PIPE_FORMAT_B4G4R4A4_UNORM)
2545 				word4 |= r600_get_swizzle_combined(swizzle_zyxw, swizzle_view, FALSE);
2546 			else if (format == PIPE_FORMAT_B4G4R4X4_UNORM || format == PIPE_FORMAT_B5G6R5_UNORM)
2547 				word4 |= r600_get_swizzle_combined(swizzle_zyx1, swizzle_view, FALSE);
2548 			else
2549 				word4 |= r600_get_swizzle_combined(desc->swizzle, swizzle_view, FALSE);
2550 		} else {
2551 			word4 |= r600_get_swizzle_combined(desc->swizzle, swizzle_view, FALSE);
2552 		}
2553 	}
2554 
2555 	/* Colorspace (return non-RGB formats directly). */
2556 	switch (desc->colorspace) {
2557 	/* Depth stencil formats */
2558 	case UTIL_FORMAT_COLORSPACE_ZS:
2559 		switch (format) {
2560 		/* Depth sampler formats. */
2561 		case PIPE_FORMAT_Z16_UNORM:
2562 			word4 |= r600_get_swizzle_combined(swizzle_xxxx, swizzle_view, FALSE);
2563 			result = FMT_16;
2564 			goto out_word4;
2565 		case PIPE_FORMAT_Z24X8_UNORM:
2566 		case PIPE_FORMAT_Z24_UNORM_S8_UINT:
2567 			word4 |= r600_get_swizzle_combined(swizzle_xxxx, swizzle_view, FALSE);
2568 			result = FMT_8_24;
2569 			goto out_word4;
2570 		case PIPE_FORMAT_X8Z24_UNORM:
2571 		case PIPE_FORMAT_S8_UINT_Z24_UNORM:
2572 			if (rscreen->b.chip_class < EVERGREEN)
2573 				goto out_unknown;
2574 			word4 |= r600_get_swizzle_combined(swizzle_yyyy, swizzle_view, FALSE);
2575 			result = FMT_24_8;
2576 			goto out_word4;
2577 		case PIPE_FORMAT_Z32_FLOAT:
2578 			word4 |= r600_get_swizzle_combined(swizzle_xxxx, swizzle_view, FALSE);
2579 			result = FMT_32_FLOAT;
2580 			goto out_word4;
2581 		case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
2582 			word4 |= r600_get_swizzle_combined(swizzle_xxxx, swizzle_view, FALSE);
2583 			result = FMT_X24_8_32_FLOAT;
2584 			goto out_word4;
2585 		/* Stencil sampler formats. */
2586 		case PIPE_FORMAT_S8_UINT:
2587 			word4 |= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT);
2588 			word4 |= r600_get_swizzle_combined(swizzle_xxxx, swizzle_view, FALSE);
2589 			result = FMT_8;
2590 			goto out_word4;
2591 		case PIPE_FORMAT_X24S8_UINT:
2592 			word4 |= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT);
2593 			word4 |= r600_get_swizzle_combined(swizzle_yyyy, swizzle_view, FALSE);
2594 			result = FMT_8_24;
2595 			goto out_word4;
2596 		case PIPE_FORMAT_S8X24_UINT:
2597 			if (rscreen->b.chip_class < EVERGREEN)
2598 				goto out_unknown;
2599 			word4 |= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT);
2600 			word4 |= r600_get_swizzle_combined(swizzle_xxxx, swizzle_view, FALSE);
2601 			result = FMT_24_8;
2602 			goto out_word4;
2603 		case PIPE_FORMAT_X32_S8X24_UINT:
2604 			word4 |= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT);
2605 			word4 |= r600_get_swizzle_combined(swizzle_yyyy, swizzle_view, FALSE);
2606 			result = FMT_X24_8_32_FLOAT;
2607 			goto out_word4;
2608 		default:
2609 			goto out_unknown;
2610 		}
2611 
2612 	case UTIL_FORMAT_COLORSPACE_YUV:
2613 		yuv_format |= (1 << 30);
2614 		switch (format) {
2615 		case PIPE_FORMAT_UYVY:
2616 		case PIPE_FORMAT_YUYV:
2617 		default:
2618 			break;
2619 		}
2620 		goto out_unknown; /* XXX */
2621 
2622 	case UTIL_FORMAT_COLORSPACE_SRGB:
2623 		word4 |= S_038010_FORCE_DEGAMMA(1);
2624 		break;
2625 
2626 	default:
2627 		break;
2628 	}
2629 
2630 	if (desc->layout == UTIL_FORMAT_LAYOUT_RGTC) {
2631 		switch (format) {
2632 		case PIPE_FORMAT_RGTC1_SNORM:
2633 		case PIPE_FORMAT_LATC1_SNORM:
2634 			word4 |= sign_bit[0];
2635 		case PIPE_FORMAT_RGTC1_UNORM:
2636 		case PIPE_FORMAT_LATC1_UNORM:
2637 			result = FMT_BC4;
2638 			goto out_word4;
2639 		case PIPE_FORMAT_RGTC2_SNORM:
2640 		case PIPE_FORMAT_LATC2_SNORM:
2641 			word4 |= sign_bit[0] | sign_bit[1];
2642 		case PIPE_FORMAT_RGTC2_UNORM:
2643 		case PIPE_FORMAT_LATC2_UNORM:
2644 			result = FMT_BC5;
2645 			goto out_word4;
2646 		default:
2647 			goto out_unknown;
2648 		}
2649 	}
2650 
2651 	if (desc->layout == UTIL_FORMAT_LAYOUT_S3TC) {
2652 		switch (format) {
2653 		case PIPE_FORMAT_DXT1_RGB:
2654 		case PIPE_FORMAT_DXT1_RGBA:
2655 		case PIPE_FORMAT_DXT1_SRGB:
2656 		case PIPE_FORMAT_DXT1_SRGBA:
2657 			result = FMT_BC1;
2658 			is_srgb_valid = TRUE;
2659 			goto out_word4;
2660 		case PIPE_FORMAT_DXT3_RGBA:
2661 		case PIPE_FORMAT_DXT3_SRGBA:
2662 			result = FMT_BC2;
2663 			is_srgb_valid = TRUE;
2664 			goto out_word4;
2665 		case PIPE_FORMAT_DXT5_RGBA:
2666 		case PIPE_FORMAT_DXT5_SRGBA:
2667 			result = FMT_BC3;
2668 			is_srgb_valid = TRUE;
2669 			goto out_word4;
2670 		default:
2671 			goto out_unknown;
2672 		}
2673 	}
2674 
2675 	if (desc->layout == UTIL_FORMAT_LAYOUT_BPTC) {
2676 		if (rscreen->b.chip_class < EVERGREEN)
2677 			goto out_unknown;
2678 
2679 		switch (format) {
2680 			case PIPE_FORMAT_BPTC_RGBA_UNORM:
2681 			case PIPE_FORMAT_BPTC_SRGBA:
2682 				result = FMT_BC7;
2683 				is_srgb_valid = TRUE;
2684 				goto out_word4;
2685 			case PIPE_FORMAT_BPTC_RGB_FLOAT:
2686 				word4 |= sign_bit[0] | sign_bit[1] | sign_bit[2];
2687 				/* fall through */
2688 			case PIPE_FORMAT_BPTC_RGB_UFLOAT:
2689 				result = FMT_BC6;
2690 				goto out_word4;
2691 			default:
2692 				goto out_unknown;
2693 		}
2694 	}
2695 
2696 	if (desc->layout == UTIL_FORMAT_LAYOUT_SUBSAMPLED) {
2697 		switch (format) {
2698 		case PIPE_FORMAT_R8G8_B8G8_UNORM:
2699 		case PIPE_FORMAT_G8R8_B8R8_UNORM:
2700 			result = FMT_GB_GR;
2701 			goto out_word4;
2702 		case PIPE_FORMAT_G8R8_G8B8_UNORM:
2703 		case PIPE_FORMAT_R8G8_R8B8_UNORM:
2704 			result = FMT_BG_RG;
2705 			goto out_word4;
2706 		default:
2707 			goto out_unknown;
2708 		}
2709 	}
2710 
2711 	if (format == PIPE_FORMAT_R9G9B9E5_FLOAT) {
2712 		result = FMT_5_9_9_9_SHAREDEXP;
2713 		goto out_word4;
2714 	} else if (format == PIPE_FORMAT_R11G11B10_FLOAT) {
2715 		result = FMT_10_11_11_FLOAT;
2716 		goto out_word4;
2717 	}
2718 
2719 
2720 	for (i = 0; i < desc->nr_channels; i++) {
2721 		if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
2722 			word4 |= sign_bit[i];
2723 		}
2724 	}
2725 
2726 	/* R8G8Bx_SNORM - XXX CxV8U8 */
2727 
2728 	/* See whether the components are of the same size. */
2729 	for (i = 1; i < desc->nr_channels; i++) {
2730 		uniform = uniform && desc->channel[0].size == desc->channel[i].size;
2731 	}
2732 
2733 	/* Non-uniform formats. */
2734 	if (!uniform) {
2735 		if (desc->colorspace != UTIL_FORMAT_COLORSPACE_SRGB &&
2736 		    desc->channel[0].pure_integer)
2737 			word4 |= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT);
2738 		switch(desc->nr_channels) {
2739 		case 3:
2740 			if (desc->channel[0].size == 5 &&
2741 			    desc->channel[1].size == 6 &&
2742 			    desc->channel[2].size == 5) {
2743 				result = FMT_5_6_5;
2744 				goto out_word4;
2745 			}
2746 			goto out_unknown;
2747 		case 4:
2748 			if (desc->channel[0].size == 5 &&
2749 			    desc->channel[1].size == 5 &&
2750 			    desc->channel[2].size == 5 &&
2751 			    desc->channel[3].size == 1) {
2752 				result = FMT_1_5_5_5;
2753 				goto out_word4;
2754 			}
2755 			if (desc->channel[0].size == 10 &&
2756 			    desc->channel[1].size == 10 &&
2757 			    desc->channel[2].size == 10 &&
2758 			    desc->channel[3].size == 2) {
2759 				result = FMT_2_10_10_10;
2760 				goto out_word4;
2761 			}
2762 			goto out_unknown;
2763 		}
2764 		goto out_unknown;
2765 	}
2766 
2767 	/* Find the first non-VOID channel. */
2768 	for (i = 0; i < 4; i++) {
2769 		if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
2770 			break;
2771 		}
2772 	}
2773 
2774 	if (i == 4)
2775 		goto out_unknown;
2776 
2777 	/* uniform formats */
2778 	switch (desc->channel[i].type) {
2779 	case UTIL_FORMAT_TYPE_UNSIGNED:
2780 	case UTIL_FORMAT_TYPE_SIGNED:
2781 #if 0
2782 		if (!desc->channel[i].normalized &&
2783 		    desc->colorspace != UTIL_FORMAT_COLORSPACE_SRGB) {
2784 			goto out_unknown;
2785 		}
2786 #endif
2787 		if (desc->colorspace != UTIL_FORMAT_COLORSPACE_SRGB &&
2788 		    desc->channel[i].pure_integer)
2789 			word4 |= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT);
2790 
2791 		switch (desc->channel[i].size) {
2792 		case 4:
2793 			switch (desc->nr_channels) {
2794 			case 2:
2795 				result = FMT_4_4;
2796 				goto out_word4;
2797 			case 4:
2798 				result = FMT_4_4_4_4;
2799 				goto out_word4;
2800 			}
2801 			goto out_unknown;
2802 		case 8:
2803 			switch (desc->nr_channels) {
2804 			case 1:
2805 				result = FMT_8;
2806 				goto out_word4;
2807 			case 2:
2808 				result = FMT_8_8;
2809 				goto out_word4;
2810 			case 4:
2811 				result = FMT_8_8_8_8;
2812 				is_srgb_valid = TRUE;
2813 				goto out_word4;
2814 			}
2815 			goto out_unknown;
2816 		case 16:
2817 			switch (desc->nr_channels) {
2818 			case 1:
2819 				result = FMT_16;
2820 				goto out_word4;
2821 			case 2:
2822 				result = FMT_16_16;
2823 				goto out_word4;
2824 			case 4:
2825 				result = FMT_16_16_16_16;
2826 				goto out_word4;
2827 			}
2828 			goto out_unknown;
2829 		case 32:
2830 			switch (desc->nr_channels) {
2831 			case 1:
2832 				result = FMT_32;
2833 				goto out_word4;
2834 			case 2:
2835 				result = FMT_32_32;
2836 				goto out_word4;
2837 			case 4:
2838 				result = FMT_32_32_32_32;
2839 				goto out_word4;
2840 			}
2841 		}
2842 		goto out_unknown;
2843 
2844 	case UTIL_FORMAT_TYPE_FLOAT:
2845 		switch (desc->channel[i].size) {
2846 		case 16:
2847 			switch (desc->nr_channels) {
2848 			case 1:
2849 				result = FMT_16_FLOAT;
2850 				goto out_word4;
2851 			case 2:
2852 				result = FMT_16_16_FLOAT;
2853 				goto out_word4;
2854 			case 4:
2855 				result = FMT_16_16_16_16_FLOAT;
2856 				goto out_word4;
2857 			}
2858 			goto out_unknown;
2859 		case 32:
2860 			switch (desc->nr_channels) {
2861 			case 1:
2862 				result = FMT_32_FLOAT;
2863 				goto out_word4;
2864 			case 2:
2865 				result = FMT_32_32_FLOAT;
2866 				goto out_word4;
2867 			case 4:
2868 				result = FMT_32_32_32_32_FLOAT;
2869 				goto out_word4;
2870 			}
2871 		}
2872 		goto out_unknown;
2873 	}
2874 
2875 out_word4:
2876 
2877 	if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB && !is_srgb_valid)
2878 		return ~0;
2879 	if (word4_p)
2880 		*word4_p = word4;
2881 	if (yuv_format_p)
2882 		*yuv_format_p = yuv_format;
2883 	return result;
2884 out_unknown:
2885 	/* R600_ERR("Unable to handle texformat %d %s\n", format, util_format_name(format)); */
2886 	return ~0;
2887 }
2888 
r600_translate_colorformat(enum chip_class chip,enum pipe_format format,bool do_endian_swap)2889 uint32_t r600_translate_colorformat(enum chip_class chip, enum pipe_format format,
2890 						bool do_endian_swap)
2891 {
2892 	const struct util_format_description *desc = util_format_description(format);
2893 	int channel = util_format_get_first_non_void_channel(format);
2894 	bool is_float;
2895 	if (!desc)
2896 		return ~0U;
2897 
2898 #define HAS_SIZE(x,y,z,w) \
2899 	(desc->channel[0].size == (x) && desc->channel[1].size == (y) && \
2900          desc->channel[2].size == (z) && desc->channel[3].size == (w))
2901 
2902 	if (format == PIPE_FORMAT_R11G11B10_FLOAT) /* isn't plain */
2903 		return V_0280A0_COLOR_10_11_11_FLOAT;
2904 
2905 	if (desc->layout != UTIL_FORMAT_LAYOUT_PLAIN ||
2906 	    channel == -1)
2907 		return ~0U;
2908 
2909 	is_float = desc->channel[channel].type == UTIL_FORMAT_TYPE_FLOAT;
2910 
2911 	switch (desc->nr_channels) {
2912 	case 1:
2913 		switch (desc->channel[0].size) {
2914 		case 8:
2915 			return V_0280A0_COLOR_8;
2916 		case 16:
2917 			if (is_float)
2918 				return V_0280A0_COLOR_16_FLOAT;
2919 			else
2920 				return V_0280A0_COLOR_16;
2921 		case 32:
2922 			if (is_float)
2923 				return V_0280A0_COLOR_32_FLOAT;
2924 			else
2925 				return V_0280A0_COLOR_32;
2926 		}
2927 		break;
2928 	case 2:
2929 		if (desc->channel[0].size == desc->channel[1].size) {
2930 			switch (desc->channel[0].size) {
2931 			case 4:
2932 				if (chip <= R700)
2933 					return V_0280A0_COLOR_4_4;
2934 				else
2935 					return ~0U; /* removed on Evergreen */
2936 			case 8:
2937 				return V_0280A0_COLOR_8_8;
2938 			case 16:
2939 				if (is_float)
2940 					return V_0280A0_COLOR_16_16_FLOAT;
2941 				else
2942 					return V_0280A0_COLOR_16_16;
2943 			case 32:
2944 				if (is_float)
2945 					return V_0280A0_COLOR_32_32_FLOAT;
2946 				else
2947 					return V_0280A0_COLOR_32_32;
2948 			}
2949 		} else if (HAS_SIZE(8,24,0,0)) {
2950 			return (do_endian_swap ? V_0280A0_COLOR_8_24 : V_0280A0_COLOR_24_8);
2951 		} else if (HAS_SIZE(24,8,0,0)) {
2952 			return V_0280A0_COLOR_8_24;
2953 		}
2954 		break;
2955 	case 3:
2956 		if (HAS_SIZE(5,6,5,0)) {
2957 			return V_0280A0_COLOR_5_6_5;
2958 		} else if (HAS_SIZE(32,8,24,0)) {
2959 			return V_0280A0_COLOR_X24_8_32_FLOAT;
2960 		}
2961 		break;
2962 	case 4:
2963 		if (desc->channel[0].size == desc->channel[1].size &&
2964 		    desc->channel[0].size == desc->channel[2].size &&
2965 		    desc->channel[0].size == desc->channel[3].size) {
2966 			switch (desc->channel[0].size) {
2967 			case 4:
2968 				return V_0280A0_COLOR_4_4_4_4;
2969 			case 8:
2970 				return V_0280A0_COLOR_8_8_8_8;
2971 			case 16:
2972 				if (is_float)
2973 					return V_0280A0_COLOR_16_16_16_16_FLOAT;
2974 				else
2975 					return V_0280A0_COLOR_16_16_16_16;
2976 			case 32:
2977 				if (is_float)
2978 					return V_0280A0_COLOR_32_32_32_32_FLOAT;
2979 				else
2980 					return V_0280A0_COLOR_32_32_32_32;
2981 			}
2982 		} else if (HAS_SIZE(5,5,5,1)) {
2983 			return V_0280A0_COLOR_1_5_5_5;
2984 		} else if (HAS_SIZE(10,10,10,2)) {
2985 			return V_0280A0_COLOR_2_10_10_10;
2986 		}
2987 		break;
2988 	}
2989 	return ~0U;
2990 }
2991 
r600_colorformat_endian_swap(uint32_t colorformat,bool do_endian_swap)2992 uint32_t r600_colorformat_endian_swap(uint32_t colorformat, bool do_endian_swap)
2993 {
2994 	if (R600_BIG_ENDIAN) {
2995 		switch(colorformat) {
2996 		/* 8-bit buffers. */
2997 		case V_0280A0_COLOR_4_4:
2998 		case V_0280A0_COLOR_8:
2999 			return ENDIAN_NONE;
3000 
3001 		/* 16-bit buffers. */
3002 		case V_0280A0_COLOR_8_8:
3003 			/*
3004 			 * No need to do endian swaps on array formats,
3005 			 * as mesa<-->pipe formats conversion take into account
3006 			 * the endianess
3007 			 */
3008 			return ENDIAN_NONE;
3009 
3010 		case V_0280A0_COLOR_5_6_5:
3011 		case V_0280A0_COLOR_1_5_5_5:
3012 		case V_0280A0_COLOR_4_4_4_4:
3013 		case V_0280A0_COLOR_16:
3014 			return (do_endian_swap ? ENDIAN_8IN16 : ENDIAN_NONE);
3015 
3016 		/* 32-bit buffers. */
3017 		case V_0280A0_COLOR_8_8_8_8:
3018 			/*
3019 			 * No need to do endian swaps on array formats,
3020 			 * as mesa<-->pipe formats conversion take into account
3021 			 * the endianess
3022 			 */
3023 			return ENDIAN_NONE;
3024 
3025 		case V_0280A0_COLOR_2_10_10_10:
3026 		case V_0280A0_COLOR_8_24:
3027 		case V_0280A0_COLOR_24_8:
3028 		case V_0280A0_COLOR_32_FLOAT:
3029 			return (do_endian_swap ? ENDIAN_8IN32 : ENDIAN_NONE);
3030 
3031 		case V_0280A0_COLOR_16_16_FLOAT:
3032 		case V_0280A0_COLOR_16_16:
3033 			return ENDIAN_8IN16;
3034 
3035 		/* 64-bit buffers. */
3036 		case V_0280A0_COLOR_16_16_16_16:
3037 		case V_0280A0_COLOR_16_16_16_16_FLOAT:
3038 			return ENDIAN_8IN16;
3039 
3040 		case V_0280A0_COLOR_32_32_FLOAT:
3041 		case V_0280A0_COLOR_32_32:
3042 		case V_0280A0_COLOR_X24_8_32_FLOAT:
3043 			return ENDIAN_8IN32;
3044 
3045 		/* 128-bit buffers. */
3046 		case V_0280A0_COLOR_32_32_32_32_FLOAT:
3047 		case V_0280A0_COLOR_32_32_32_32:
3048 			return ENDIAN_8IN32;
3049 		default:
3050 			return ENDIAN_NONE; /* Unsupported. */
3051 		}
3052 	} else {
3053 		return ENDIAN_NONE;
3054 	}
3055 }
3056 
r600_invalidate_buffer(struct pipe_context * ctx,struct pipe_resource * buf)3057 static void r600_invalidate_buffer(struct pipe_context *ctx, struct pipe_resource *buf)
3058 {
3059 	struct r600_context *rctx = (struct r600_context*)ctx;
3060 	struct r600_resource *rbuffer = r600_resource(buf);
3061 	unsigned i, shader, mask;
3062 	struct r600_pipe_sampler_view *view;
3063 
3064 	/* Reallocate the buffer in the same pipe_resource. */
3065 	r600_alloc_resource(&rctx->screen->b, rbuffer);
3066 
3067 	/* We changed the buffer, now we need to bind it where the old one was bound. */
3068 	/* Vertex buffers. */
3069 	mask = rctx->vertex_buffer_state.enabled_mask;
3070 	while (mask) {
3071 		i = u_bit_scan(&mask);
3072 		if (rctx->vertex_buffer_state.vb[i].buffer.resource == &rbuffer->b.b) {
3073 			rctx->vertex_buffer_state.dirty_mask |= 1 << i;
3074 			r600_vertex_buffers_dirty(rctx);
3075 		}
3076 	}
3077 	/* Streamout buffers. */
3078 	for (i = 0; i < rctx->b.streamout.num_targets; i++) {
3079 		if (rctx->b.streamout.targets[i] &&
3080 		    rctx->b.streamout.targets[i]->b.buffer == &rbuffer->b.b) {
3081 			if (rctx->b.streamout.begin_emitted) {
3082 				r600_emit_streamout_end(&rctx->b);
3083 			}
3084 			rctx->b.streamout.append_bitmask = rctx->b.streamout.enabled_mask;
3085 			r600_streamout_buffers_dirty(&rctx->b);
3086 		}
3087 	}
3088 
3089 	/* Constant buffers. */
3090 	for (shader = 0; shader < PIPE_SHADER_TYPES; shader++) {
3091 		struct r600_constbuf_state *state = &rctx->constbuf_state[shader];
3092 		bool found = false;
3093 		uint32_t mask = state->enabled_mask;
3094 
3095 		while (mask) {
3096 			unsigned i = u_bit_scan(&mask);
3097 			if (state->cb[i].buffer == &rbuffer->b.b) {
3098 				found = true;
3099 				state->dirty_mask |= 1 << i;
3100 			}
3101 		}
3102 		if (found) {
3103 			r600_constant_buffers_dirty(rctx, state);
3104 		}
3105 	}
3106 
3107 	/* Texture buffer objects - update the virtual addresses in descriptors. */
3108 	LIST_FOR_EACH_ENTRY(view, &rctx->texture_buffers, list) {
3109 		if (view->base.texture == &rbuffer->b.b) {
3110 			uint64_t offset = view->base.u.buf.offset;
3111 			uint64_t va = rbuffer->gpu_address + offset;
3112 
3113 			view->tex_resource_words[0] = va;
3114 			view->tex_resource_words[2] &= C_038008_BASE_ADDRESS_HI;
3115 			view->tex_resource_words[2] |= S_038008_BASE_ADDRESS_HI(va >> 32);
3116 		}
3117 	}
3118 	/* Texture buffer objects - make bindings dirty if needed. */
3119 	for (shader = 0; shader < PIPE_SHADER_TYPES; shader++) {
3120 		struct r600_samplerview_state *state = &rctx->samplers[shader].views;
3121 		bool found = false;
3122 		uint32_t mask = state->enabled_mask;
3123 
3124 		while (mask) {
3125 			unsigned i = u_bit_scan(&mask);
3126 			if (state->views[i]->base.texture == &rbuffer->b.b) {
3127 				found = true;
3128 				state->dirty_mask |= 1 << i;
3129 			}
3130 		}
3131 		if (found) {
3132 			r600_sampler_views_dirty(rctx, state);
3133 		}
3134 	}
3135 
3136 	/* SSBOs */
3137 	struct r600_image_state *istate = &rctx->fragment_buffers;
3138 	{
3139 		uint32_t mask = istate->enabled_mask;
3140 		bool found = false;
3141 		while (mask) {
3142 			unsigned i = u_bit_scan(&mask);
3143 			if (istate->views[i].base.resource == &rbuffer->b.b) {
3144 				found = true;
3145 				istate->dirty_mask |= 1 << i;
3146 			}
3147 		}
3148 		if (found) {
3149 			r600_mark_atom_dirty(rctx, &istate->atom);
3150 		}
3151 	}
3152 
3153 }
3154 
r600_set_active_query_state(struct pipe_context * ctx,boolean enable)3155 static void r600_set_active_query_state(struct pipe_context *ctx, boolean enable)
3156 {
3157 	struct r600_context *rctx = (struct r600_context*)ctx;
3158 
3159 	/* Pipeline stat & streamout queries. */
3160 	if (enable) {
3161 		rctx->b.flags &= ~R600_CONTEXT_STOP_PIPELINE_STATS;
3162 		rctx->b.flags |= R600_CONTEXT_START_PIPELINE_STATS;
3163 	} else {
3164 		rctx->b.flags &= ~R600_CONTEXT_START_PIPELINE_STATS;
3165 		rctx->b.flags |= R600_CONTEXT_STOP_PIPELINE_STATS;
3166 	}
3167 
3168 	/* Occlusion queries. */
3169 	if (rctx->db_misc_state.occlusion_queries_disabled != !enable) {
3170 		rctx->db_misc_state.occlusion_queries_disabled = !enable;
3171 		r600_mark_atom_dirty(rctx, &rctx->db_misc_state.atom);
3172 	}
3173 }
3174 
r600_need_gfx_cs_space(struct pipe_context * ctx,unsigned num_dw,bool include_draw_vbo)3175 static void r600_need_gfx_cs_space(struct pipe_context *ctx, unsigned num_dw,
3176                                    bool include_draw_vbo)
3177 {
3178 	r600_need_cs_space((struct r600_context*)ctx, num_dw, include_draw_vbo);
3179 }
3180 
3181 /* keep this at the end of this file, please */
r600_init_common_state_functions(struct r600_context * rctx)3182 void r600_init_common_state_functions(struct r600_context *rctx)
3183 {
3184 	rctx->b.b.create_fs_state = r600_create_ps_state;
3185 	rctx->b.b.create_vs_state = r600_create_vs_state;
3186 	rctx->b.b.create_gs_state = r600_create_gs_state;
3187 	rctx->b.b.create_tcs_state = r600_create_tcs_state;
3188 	rctx->b.b.create_tes_state = r600_create_tes_state;
3189 	rctx->b.b.create_vertex_elements_state = r600_create_vertex_fetch_shader;
3190 	rctx->b.b.bind_blend_state = r600_bind_blend_state;
3191 	rctx->b.b.bind_depth_stencil_alpha_state = r600_bind_dsa_state;
3192 	rctx->b.b.bind_sampler_states = r600_bind_sampler_states;
3193 	rctx->b.b.bind_fs_state = r600_bind_ps_state;
3194 	rctx->b.b.bind_rasterizer_state = r600_bind_rs_state;
3195 	rctx->b.b.bind_vertex_elements_state = r600_bind_vertex_elements;
3196 	rctx->b.b.bind_vs_state = r600_bind_vs_state;
3197 	rctx->b.b.bind_gs_state = r600_bind_gs_state;
3198 	rctx->b.b.bind_tcs_state = r600_bind_tcs_state;
3199 	rctx->b.b.bind_tes_state = r600_bind_tes_state;
3200 	rctx->b.b.delete_blend_state = r600_delete_blend_state;
3201 	rctx->b.b.delete_depth_stencil_alpha_state = r600_delete_dsa_state;
3202 	rctx->b.b.delete_fs_state = r600_delete_ps_state;
3203 	rctx->b.b.delete_rasterizer_state = r600_delete_rs_state;
3204 	rctx->b.b.delete_sampler_state = r600_delete_sampler_state;
3205 	rctx->b.b.delete_vertex_elements_state = r600_delete_vertex_elements;
3206 	rctx->b.b.delete_vs_state = r600_delete_vs_state;
3207 	rctx->b.b.delete_gs_state = r600_delete_gs_state;
3208 	rctx->b.b.delete_tcs_state = r600_delete_tcs_state;
3209 	rctx->b.b.delete_tes_state = r600_delete_tes_state;
3210 	rctx->b.b.set_blend_color = r600_set_blend_color;
3211 	rctx->b.b.set_clip_state = r600_set_clip_state;
3212 	rctx->b.b.set_constant_buffer = r600_set_constant_buffer;
3213 	rctx->b.b.set_sample_mask = r600_set_sample_mask;
3214 	rctx->b.b.set_stencil_ref = r600_set_pipe_stencil_ref;
3215 	rctx->b.b.set_vertex_buffers = r600_set_vertex_buffers;
3216 	rctx->b.b.set_sampler_views = r600_set_sampler_views;
3217 	rctx->b.b.sampler_view_destroy = r600_sampler_view_destroy;
3218 	rctx->b.b.memory_barrier = r600_memory_barrier;
3219 	rctx->b.b.texture_barrier = r600_texture_barrier;
3220 	rctx->b.b.set_stream_output_targets = r600_set_streamout_targets;
3221 	rctx->b.b.set_active_query_state = r600_set_active_query_state;
3222 	rctx->b.b.draw_vbo = r600_draw_vbo;
3223 	rctx->b.invalidate_buffer = r600_invalidate_buffer;
3224 	rctx->b.need_gfx_cs_space = r600_need_gfx_cs_space;
3225 }
3226