si_state.c revision 4730dea5f5ddd5f94091aeb423c0e0cce4e64fdb
1/*
2 * Copyright 2012 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 *      Christian König <christian.koenig@amd.com>
25 */
26
27#include "util/u_memory.h"
28#include "util/u_framebuffer.h"
29#include "util/u_blitter.h"
30#include "util/u_helpers.h"
31#include "util/u_math.h"
32#include "util/u_pack_color.h"
33#include "util/u_format_s3tc.h"
34#include "tgsi/tgsi_parse.h"
35#include "radeonsi_pipe.h"
36#include "radeonsi_shader.h"
37#include "si_state.h"
38#include "sid.h"
39
40/*
41 * inferred framebuffer and blender state
42 */
43static void si_update_fb_blend_state(struct r600_context *rctx)
44{
45	struct si_pm4_state *pm4;
46	struct si_state_blend *blend = rctx->queued.named.blend;
47	uint32_t mask;
48
49	if (blend == NULL)
50		return;
51
52	pm4 = CALLOC_STRUCT(si_pm4_state);
53	if (pm4 == NULL)
54		return;
55
56	mask = (1ULL << ((unsigned)rctx->framebuffer.nr_cbufs * 4)) - 1;
57	mask &= blend->cb_target_mask;
58	si_pm4_set_reg(pm4, R_028238_CB_TARGET_MASK, mask);
59
60	si_pm4_set_state(rctx, fb_blend, pm4);
61}
62
63/*
64 * Blender functions
65 */
66
67static uint32_t si_translate_blend_function(int blend_func)
68{
69	switch (blend_func) {
70	case PIPE_BLEND_ADD:
71		return V_028780_COMB_DST_PLUS_SRC;
72	case PIPE_BLEND_SUBTRACT:
73		return V_028780_COMB_SRC_MINUS_DST;
74	case PIPE_BLEND_REVERSE_SUBTRACT:
75		return V_028780_COMB_DST_MINUS_SRC;
76	case PIPE_BLEND_MIN:
77		return V_028780_COMB_MIN_DST_SRC;
78	case PIPE_BLEND_MAX:
79		return V_028780_COMB_MAX_DST_SRC;
80	default:
81		R600_ERR("Unknown blend function %d\n", blend_func);
82		assert(0);
83		break;
84	}
85	return 0;
86}
87
88static uint32_t si_translate_blend_factor(int blend_fact)
89{
90	switch (blend_fact) {
91	case PIPE_BLENDFACTOR_ONE:
92		return V_028780_BLEND_ONE;
93	case PIPE_BLENDFACTOR_SRC_COLOR:
94		return V_028780_BLEND_SRC_COLOR;
95	case PIPE_BLENDFACTOR_SRC_ALPHA:
96		return V_028780_BLEND_SRC_ALPHA;
97	case PIPE_BLENDFACTOR_DST_ALPHA:
98		return V_028780_BLEND_DST_ALPHA;
99	case PIPE_BLENDFACTOR_DST_COLOR:
100		return V_028780_BLEND_DST_COLOR;
101	case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
102		return V_028780_BLEND_SRC_ALPHA_SATURATE;
103	case PIPE_BLENDFACTOR_CONST_COLOR:
104		return V_028780_BLEND_CONSTANT_COLOR;
105	case PIPE_BLENDFACTOR_CONST_ALPHA:
106		return V_028780_BLEND_CONSTANT_ALPHA;
107	case PIPE_BLENDFACTOR_ZERO:
108		return V_028780_BLEND_ZERO;
109	case PIPE_BLENDFACTOR_INV_SRC_COLOR:
110		return V_028780_BLEND_ONE_MINUS_SRC_COLOR;
111	case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
112		return V_028780_BLEND_ONE_MINUS_SRC_ALPHA;
113	case PIPE_BLENDFACTOR_INV_DST_ALPHA:
114		return V_028780_BLEND_ONE_MINUS_DST_ALPHA;
115	case PIPE_BLENDFACTOR_INV_DST_COLOR:
116		return V_028780_BLEND_ONE_MINUS_DST_COLOR;
117	case PIPE_BLENDFACTOR_INV_CONST_COLOR:
118		return V_028780_BLEND_ONE_MINUS_CONSTANT_COLOR;
119	case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
120		return V_028780_BLEND_ONE_MINUS_CONSTANT_ALPHA;
121	case PIPE_BLENDFACTOR_SRC1_COLOR:
122		return V_028780_BLEND_SRC1_COLOR;
123	case PIPE_BLENDFACTOR_SRC1_ALPHA:
124		return V_028780_BLEND_SRC1_ALPHA;
125	case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
126		return V_028780_BLEND_INV_SRC1_COLOR;
127	case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
128		return V_028780_BLEND_INV_SRC1_ALPHA;
129	default:
130		R600_ERR("Bad blend factor %d not supported!\n", blend_fact);
131		assert(0);
132		break;
133	}
134	return 0;
135}
136
137static void *si_create_blend_state(struct pipe_context *ctx,
138				   const struct pipe_blend_state *state)
139{
140	struct si_state_blend *blend = CALLOC_STRUCT(si_state_blend);
141	struct si_pm4_state *pm4 = &blend->pm4;
142
143	uint32_t color_control;
144
145	if (blend == NULL)
146		return NULL;
147
148	color_control = S_028808_MODE(V_028808_CB_NORMAL);
149	if (state->logicop_enable) {
150		color_control |= S_028808_ROP3(state->logicop_func | (state->logicop_func << 4));
151	} else {
152		color_control |= S_028808_ROP3(0xcc);
153	}
154	si_pm4_set_reg(pm4, R_028808_CB_COLOR_CONTROL, color_control);
155
156	si_pm4_set_reg(pm4, R_028C38_PA_SC_AA_MASK_X0Y0_X1Y0, ~0);
157	si_pm4_set_reg(pm4, R_028C3C_PA_SC_AA_MASK_X0Y1_X1Y1, ~0);
158
159	blend->cb_target_mask = 0;
160	for (int i = 0; i < 8; i++) {
161		/* state->rt entries > 0 only written if independent blending */
162		const int j = state->independent_blend_enable ? i : 0;
163
164		unsigned eqRGB = state->rt[j].rgb_func;
165		unsigned srcRGB = state->rt[j].rgb_src_factor;
166		unsigned dstRGB = state->rt[j].rgb_dst_factor;
167		unsigned eqA = state->rt[j].alpha_func;
168		unsigned srcA = state->rt[j].alpha_src_factor;
169		unsigned dstA = state->rt[j].alpha_dst_factor;
170
171		unsigned blend_cntl = 0;
172
173		/* we pretend 8 buffer are used, CB_SHADER_MASK will disable unused one */
174		blend->cb_target_mask |= state->rt[j].colormask << (4 * i);
175
176		if (!state->rt[j].blend_enable) {
177			si_pm4_set_reg(pm4, R_028780_CB_BLEND0_CONTROL + i * 4, blend_cntl);
178			continue;
179		}
180
181		blend_cntl |= S_028780_ENABLE(1);
182		blend_cntl |= S_028780_COLOR_COMB_FCN(si_translate_blend_function(eqRGB));
183		blend_cntl |= S_028780_COLOR_SRCBLEND(si_translate_blend_factor(srcRGB));
184		blend_cntl |= S_028780_COLOR_DESTBLEND(si_translate_blend_factor(dstRGB));
185
186		if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) {
187			blend_cntl |= S_028780_SEPARATE_ALPHA_BLEND(1);
188			blend_cntl |= S_028780_ALPHA_COMB_FCN(si_translate_blend_function(eqA));
189			blend_cntl |= S_028780_ALPHA_SRCBLEND(si_translate_blend_factor(srcA));
190			blend_cntl |= S_028780_ALPHA_DESTBLEND(si_translate_blend_factor(dstA));
191		}
192		si_pm4_set_reg(pm4, R_028780_CB_BLEND0_CONTROL + i * 4, blend_cntl);
193	}
194
195	return blend;
196}
197
198static void si_bind_blend_state(struct pipe_context *ctx, void *state)
199{
200	struct r600_context *rctx = (struct r600_context *)ctx;
201	si_pm4_bind_state(rctx, blend, (struct si_state_blend *)state);
202	si_update_fb_blend_state(rctx);
203}
204
205static void si_delete_blend_state(struct pipe_context *ctx, void *state)
206{
207	struct r600_context *rctx = (struct r600_context *)ctx;
208	si_pm4_delete_state(rctx, blend, (struct si_state_blend *)state);
209}
210
211static void si_set_blend_color(struct pipe_context *ctx,
212			       const struct pipe_blend_color *state)
213{
214	struct r600_context *rctx = (struct r600_context *)ctx;
215	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
216
217        if (pm4 == NULL)
218                return;
219
220	si_pm4_set_reg(pm4, R_028414_CB_BLEND_RED, fui(state->color[0]));
221	si_pm4_set_reg(pm4, R_028418_CB_BLEND_GREEN, fui(state->color[1]));
222	si_pm4_set_reg(pm4, R_02841C_CB_BLEND_BLUE, fui(state->color[2]));
223	si_pm4_set_reg(pm4, R_028420_CB_BLEND_ALPHA, fui(state->color[3]));
224
225	si_pm4_set_state(rctx, blend_color, pm4);
226}
227
228/*
229 * Clipping, scissors and viewport
230 */
231
232static void si_set_clip_state(struct pipe_context *ctx,
233			      const struct pipe_clip_state *state)
234{
235	struct r600_context *rctx = (struct r600_context *)ctx;
236	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
237
238	if (pm4 == NULL)
239		return;
240
241	for (int i = 0; i < 6; i++) {
242		si_pm4_set_reg(pm4, R_0285BC_PA_CL_UCP_0_X + i * 16,
243			       fui(state->ucp[i][0]));
244		si_pm4_set_reg(pm4, R_0285C0_PA_CL_UCP_0_Y + i * 16,
245			       fui(state->ucp[i][1]));
246		si_pm4_set_reg(pm4, R_0285C4_PA_CL_UCP_0_Z + i * 16,
247			       fui(state->ucp[i][2]));
248		si_pm4_set_reg(pm4, R_0285C8_PA_CL_UCP_0_W + i * 16,
249			       fui(state->ucp[i][3]));
250        }
251
252	si_pm4_set_state(rctx, clip, pm4);
253}
254
255static void si_set_scissor_state(struct pipe_context *ctx,
256				 const struct pipe_scissor_state *state)
257{
258	struct r600_context *rctx = (struct r600_context *)ctx;
259	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
260	uint32_t tl, br;
261
262	if (pm4 == NULL)
263		return;
264
265	tl = S_028240_TL_X(state->minx) | S_028240_TL_Y(state->miny);
266	br = S_028244_BR_X(state->maxx) | S_028244_BR_Y(state->maxy);
267	si_pm4_set_reg(pm4, R_028210_PA_SC_CLIPRECT_0_TL, tl);
268	si_pm4_set_reg(pm4, R_028214_PA_SC_CLIPRECT_0_BR, br);
269	si_pm4_set_reg(pm4, R_028218_PA_SC_CLIPRECT_1_TL, tl);
270	si_pm4_set_reg(pm4, R_02821C_PA_SC_CLIPRECT_1_BR, br);
271	si_pm4_set_reg(pm4, R_028220_PA_SC_CLIPRECT_2_TL, tl);
272	si_pm4_set_reg(pm4, R_028224_PA_SC_CLIPRECT_2_BR, br);
273	si_pm4_set_reg(pm4, R_028228_PA_SC_CLIPRECT_3_TL, tl);
274	si_pm4_set_reg(pm4, R_02822C_PA_SC_CLIPRECT_3_BR, br);
275
276	si_pm4_set_state(rctx, scissor, pm4);
277}
278
279static void si_set_viewport_state(struct pipe_context *ctx,
280				  const struct pipe_viewport_state *state)
281{
282	struct r600_context *rctx = (struct r600_context *)ctx;
283	struct si_state_viewport *viewport = CALLOC_STRUCT(si_state_viewport);
284	struct si_pm4_state *pm4 = &viewport->pm4;
285
286	if (viewport == NULL)
287		return;
288
289	viewport->viewport = *state;
290	si_pm4_set_reg(pm4, R_0282D0_PA_SC_VPORT_ZMIN_0, 0x00000000);
291	si_pm4_set_reg(pm4, R_0282D4_PA_SC_VPORT_ZMAX_0, 0x3F800000);
292	si_pm4_set_reg(pm4, R_02843C_PA_CL_VPORT_XSCALE_0, fui(state->scale[0]));
293	si_pm4_set_reg(pm4, R_028440_PA_CL_VPORT_XOFFSET_0, fui(state->translate[0]));
294	si_pm4_set_reg(pm4, R_028444_PA_CL_VPORT_YSCALE_0, fui(state->scale[1]));
295	si_pm4_set_reg(pm4, R_028448_PA_CL_VPORT_YOFFSET_0, fui(state->translate[1]));
296	si_pm4_set_reg(pm4, R_02844C_PA_CL_VPORT_ZSCALE_0, fui(state->scale[2]));
297	si_pm4_set_reg(pm4, R_028450_PA_CL_VPORT_ZOFFSET_0, fui(state->translate[2]));
298	si_pm4_set_reg(pm4, R_028818_PA_CL_VTE_CNTL, 0x0000043F);
299
300	si_pm4_set_state(rctx, viewport, viewport);
301}
302
303/*
304 * inferred state between framebuffer and rasterizer
305 */
306static void si_update_fb_rs_state(struct r600_context *rctx)
307{
308	struct si_state_rasterizer *rs = rctx->queued.named.rasterizer;
309	struct si_pm4_state *pm4;
310	unsigned offset_db_fmt_cntl = 0, depth;
311	float offset_units;
312
313	if (!rs || !rctx->framebuffer.zsbuf)
314		return;
315
316	offset_units = rctx->queued.named.rasterizer->offset_units;
317	switch (rctx->framebuffer.zsbuf->texture->format) {
318	case PIPE_FORMAT_S8_UINT_Z24_UNORM:
319	case PIPE_FORMAT_X8Z24_UNORM:
320	case PIPE_FORMAT_Z24X8_UNORM:
321	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
322		depth = -24;
323		offset_units *= 2.0f;
324		break;
325	case PIPE_FORMAT_Z32_FLOAT:
326	case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
327		depth = -23;
328		offset_units *= 1.0f;
329		offset_db_fmt_cntl |= S_028B78_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
330		break;
331	case PIPE_FORMAT_Z16_UNORM:
332		depth = -16;
333		offset_units *= 4.0f;
334		break;
335	default:
336		return;
337	}
338
339	pm4 = CALLOC_STRUCT(si_pm4_state);
340	/* FIXME some of those reg can be computed with cso */
341	offset_db_fmt_cntl |= S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(depth);
342	si_pm4_set_reg(pm4, R_028B80_PA_SU_POLY_OFFSET_FRONT_SCALE,
343		       fui(rctx->queued.named.rasterizer->offset_scale));
344	si_pm4_set_reg(pm4, R_028B84_PA_SU_POLY_OFFSET_FRONT_OFFSET, fui(offset_units));
345	si_pm4_set_reg(pm4, R_028B88_PA_SU_POLY_OFFSET_BACK_SCALE,
346		       fui(rctx->queued.named.rasterizer->offset_scale));
347	si_pm4_set_reg(pm4, R_028B8C_PA_SU_POLY_OFFSET_BACK_OFFSET, fui(offset_units));
348	si_pm4_set_reg(pm4, R_028B78_PA_SU_POLY_OFFSET_DB_FMT_CNTL, offset_db_fmt_cntl);
349
350	si_pm4_set_state(rctx, fb_rs, pm4);
351}
352
353/*
354 * Rasterizer
355 */
356
357static uint32_t si_translate_fill(uint32_t func)
358{
359	switch(func) {
360	case PIPE_POLYGON_MODE_FILL:
361		return V_028814_X_DRAW_TRIANGLES;
362	case PIPE_POLYGON_MODE_LINE:
363		return V_028814_X_DRAW_LINES;
364	case PIPE_POLYGON_MODE_POINT:
365		return V_028814_X_DRAW_POINTS;
366	default:
367		assert(0);
368		return V_028814_X_DRAW_POINTS;
369	}
370}
371
372static void *si_create_rs_state(struct pipe_context *ctx,
373				const struct pipe_rasterizer_state *state)
374{
375	struct si_state_rasterizer *rs = CALLOC_STRUCT(si_state_rasterizer);
376	struct si_pm4_state *pm4 = &rs->pm4;
377	unsigned tmp;
378	unsigned prov_vtx = 1, polygon_dual_mode;
379	unsigned clip_rule;
380	float psize_min, psize_max;
381
382	if (rs == NULL) {
383		return NULL;
384	}
385
386	rs->two_side = state->light_twoside;
387
388	polygon_dual_mode = (state->fill_front != PIPE_POLYGON_MODE_FILL ||
389				state->fill_back != PIPE_POLYGON_MODE_FILL);
390
391	if (state->flatshade_first)
392		prov_vtx = 0;
393
394	rs->flatshade = state->flatshade;
395	rs->sprite_coord_enable = state->sprite_coord_enable;
396	rs->pa_sc_line_stipple = state->line_stipple_enable ?
397				S_028A0C_LINE_PATTERN(state->line_stipple_pattern) |
398				S_028A0C_REPEAT_COUNT(state->line_stipple_factor) : 0;
399	rs->pa_su_sc_mode_cntl =
400		S_028814_PROVOKING_VTX_LAST(prov_vtx) |
401		S_028814_CULL_FRONT(state->rasterizer_discard || (state->cull_face & PIPE_FACE_FRONT) ? 1 : 0) |
402		S_028814_CULL_BACK(state->rasterizer_discard || (state->cull_face & PIPE_FACE_BACK) ? 1 : 0) |
403		S_028814_FACE(!state->front_ccw) |
404		S_028814_POLY_OFFSET_FRONT_ENABLE(state->offset_tri) |
405		S_028814_POLY_OFFSET_BACK_ENABLE(state->offset_tri) |
406		S_028814_POLY_OFFSET_PARA_ENABLE(state->offset_tri) |
407		S_028814_POLY_MODE(polygon_dual_mode) |
408		S_028814_POLYMODE_FRONT_PTYPE(si_translate_fill(state->fill_front)) |
409		S_028814_POLYMODE_BACK_PTYPE(si_translate_fill(state->fill_back));
410	rs->pa_cl_clip_cntl =
411		S_028810_PS_UCP_MODE(3) |
412		S_028810_ZCLIP_NEAR_DISABLE(!state->depth_clip) |
413		S_028810_ZCLIP_FAR_DISABLE(!state->depth_clip) |
414		S_028810_DX_LINEAR_ATTR_CLIP_ENA(1);
415
416	clip_rule = state->scissor ? 0xAAAA : 0xFFFF;
417
418	/* offset */
419	rs->offset_units = state->offset_units;
420	rs->offset_scale = state->offset_scale * 12.0f;
421
422	tmp = S_0286D4_FLAT_SHADE_ENA(1);
423	if (state->sprite_coord_enable) {
424		tmp |= S_0286D4_PNT_SPRITE_ENA(1) |
425			S_0286D4_PNT_SPRITE_OVRD_X(V_0286D4_SPI_PNT_SPRITE_SEL_S) |
426			S_0286D4_PNT_SPRITE_OVRD_Y(V_0286D4_SPI_PNT_SPRITE_SEL_T) |
427			S_0286D4_PNT_SPRITE_OVRD_Z(V_0286D4_SPI_PNT_SPRITE_SEL_0) |
428			S_0286D4_PNT_SPRITE_OVRD_W(V_0286D4_SPI_PNT_SPRITE_SEL_1);
429		if (state->sprite_coord_mode != PIPE_SPRITE_COORD_UPPER_LEFT) {
430			tmp |= S_0286D4_PNT_SPRITE_TOP_1(1);
431		}
432	}
433	si_pm4_set_reg(pm4, R_0286D4_SPI_INTERP_CONTROL_0, tmp);
434
435	si_pm4_set_reg(pm4, R_028820_PA_CL_NANINF_CNTL, 0x00000000);
436	/* point size 12.4 fixed point */
437	tmp = (unsigned)(state->point_size * 8.0);
438	si_pm4_set_reg(pm4, R_028A00_PA_SU_POINT_SIZE, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp));
439
440	if (state->point_size_per_vertex) {
441		psize_min = util_get_min_point_size(state);
442		psize_max = 8192;
443	} else {
444		/* Force the point size to be as if the vertex output was disabled. */
445		psize_min = state->point_size;
446		psize_max = state->point_size;
447	}
448	/* Divide by two, because 0.5 = 1 pixel. */
449	si_pm4_set_reg(pm4, R_028A04_PA_SU_POINT_MINMAX,
450			S_028A04_MIN_SIZE(r600_pack_float_12p4(psize_min/2)) |
451			S_028A04_MAX_SIZE(r600_pack_float_12p4(psize_max/2)));
452
453	tmp = (unsigned)state->line_width * 8;
454	si_pm4_set_reg(pm4, R_028A08_PA_SU_LINE_CNTL, S_028A08_WIDTH(tmp));
455	si_pm4_set_reg(pm4, R_028A48_PA_SC_MODE_CNTL_0,
456			S_028A48_LINE_STIPPLE_ENABLE(state->line_stipple_enable));
457
458	si_pm4_set_reg(pm4, R_028BDC_PA_SC_LINE_CNTL, 0x00000400);
459	si_pm4_set_reg(pm4, R_028BE4_PA_SU_VTX_CNTL,
460			S_028BE4_PIX_CENTER(state->half_pixel_center));
461	si_pm4_set_reg(pm4, R_028BE8_PA_CL_GB_VERT_CLIP_ADJ, 0x3F800000);
462	si_pm4_set_reg(pm4, R_028BEC_PA_CL_GB_VERT_DISC_ADJ, 0x3F800000);
463	si_pm4_set_reg(pm4, R_028BF0_PA_CL_GB_HORZ_CLIP_ADJ, 0x3F800000);
464	si_pm4_set_reg(pm4, R_028BF4_PA_CL_GB_HORZ_DISC_ADJ, 0x3F800000);
465
466	si_pm4_set_reg(pm4, R_028B7C_PA_SU_POLY_OFFSET_CLAMP, fui(state->offset_clamp));
467	si_pm4_set_reg(pm4, R_02820C_PA_SC_CLIPRECT_RULE, clip_rule);
468
469	return rs;
470}
471
472static void si_bind_rs_state(struct pipe_context *ctx, void *state)
473{
474	struct r600_context *rctx = (struct r600_context *)ctx;
475	struct si_state_rasterizer *rs = (struct si_state_rasterizer *)state;
476
477	if (state == NULL)
478		return;
479
480	// TODO
481	rctx->sprite_coord_enable = rs->sprite_coord_enable;
482	rctx->pa_sc_line_stipple = rs->pa_sc_line_stipple;
483	rctx->pa_su_sc_mode_cntl = rs->pa_su_sc_mode_cntl;
484	rctx->pa_cl_clip_cntl = rs->pa_cl_clip_cntl;
485
486	si_pm4_bind_state(rctx, rasterizer, rs);
487	si_update_fb_rs_state(rctx);
488}
489
490static void si_delete_rs_state(struct pipe_context *ctx, void *state)
491{
492	struct r600_context *rctx = (struct r600_context *)ctx;
493	si_pm4_delete_state(rctx, rasterizer, (struct si_state_rasterizer *)state);
494}
495
496/*
497 * infeered state between dsa and stencil ref
498 */
499static void si_update_dsa_stencil_ref(struct r600_context *rctx)
500{
501	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
502	struct pipe_stencil_ref *ref = &rctx->stencil_ref;
503        struct si_state_dsa *dsa = rctx->queued.named.dsa;
504
505        if (pm4 == NULL)
506                return;
507
508	si_pm4_set_reg(pm4, R_028430_DB_STENCILREFMASK,
509		       S_028430_STENCILTESTVAL(ref->ref_value[0]) |
510		       S_028430_STENCILMASK(dsa->valuemask[0]) |
511		       S_028430_STENCILWRITEMASK(dsa->writemask[0]) |
512		       S_028430_STENCILOPVAL(1));
513	si_pm4_set_reg(pm4, R_028434_DB_STENCILREFMASK_BF,
514		       S_028434_STENCILTESTVAL_BF(ref->ref_value[1]) |
515		       S_028434_STENCILMASK_BF(dsa->valuemask[1]) |
516		       S_028434_STENCILWRITEMASK_BF(dsa->writemask[1]) |
517		       S_028434_STENCILOPVAL_BF(1));
518
519	si_pm4_set_state(rctx, dsa_stencil_ref, pm4);
520}
521
522static void si_set_pipe_stencil_ref(struct pipe_context *ctx,
523				    const struct pipe_stencil_ref *state)
524{
525        struct r600_context *rctx = (struct r600_context *)ctx;
526        rctx->stencil_ref = *state;
527	si_update_dsa_stencil_ref(rctx);
528}
529
530
531/*
532 * DSA
533 */
534
535static uint32_t si_translate_stencil_op(int s_op)
536{
537	switch (s_op) {
538	case PIPE_STENCIL_OP_KEEP:
539		return V_02842C_STENCIL_KEEP;
540	case PIPE_STENCIL_OP_ZERO:
541		return V_02842C_STENCIL_ZERO;
542	case PIPE_STENCIL_OP_REPLACE:
543		return V_02842C_STENCIL_REPLACE_TEST;
544	case PIPE_STENCIL_OP_INCR:
545		return V_02842C_STENCIL_ADD_CLAMP;
546	case PIPE_STENCIL_OP_DECR:
547		return V_02842C_STENCIL_SUB_CLAMP;
548	case PIPE_STENCIL_OP_INCR_WRAP:
549		return V_02842C_STENCIL_ADD_WRAP;
550	case PIPE_STENCIL_OP_DECR_WRAP:
551		return V_02842C_STENCIL_SUB_WRAP;
552	case PIPE_STENCIL_OP_INVERT:
553		return V_02842C_STENCIL_INVERT;
554	default:
555		R600_ERR("Unknown stencil op %d", s_op);
556		assert(0);
557		break;
558	}
559	return 0;
560}
561
562static void *si_create_dsa_state(struct pipe_context *ctx,
563				 const struct pipe_depth_stencil_alpha_state *state)
564{
565	struct si_state_dsa *dsa = CALLOC_STRUCT(si_state_dsa);
566	struct si_pm4_state *pm4 = &dsa->pm4;
567	unsigned db_depth_control;
568	unsigned db_render_override, db_render_control;
569	uint32_t db_stencil_control = 0;
570
571	if (dsa == NULL) {
572		return NULL;
573	}
574
575	dsa->valuemask[0] = state->stencil[0].valuemask;
576	dsa->valuemask[1] = state->stencil[1].valuemask;
577	dsa->writemask[0] = state->stencil[0].writemask;
578	dsa->writemask[1] = state->stencil[1].writemask;
579
580	db_depth_control = S_028800_Z_ENABLE(state->depth.enabled) |
581		S_028800_Z_WRITE_ENABLE(state->depth.writemask) |
582		S_028800_ZFUNC(state->depth.func);
583
584	/* stencil */
585	if (state->stencil[0].enabled) {
586		db_depth_control |= S_028800_STENCIL_ENABLE(1);
587		db_depth_control |= S_028800_STENCILFUNC(state->stencil[0].func);
588		db_stencil_control |= S_02842C_STENCILFAIL(si_translate_stencil_op(state->stencil[0].fail_op));
589		db_stencil_control |= S_02842C_STENCILZPASS(si_translate_stencil_op(state->stencil[0].zpass_op));
590		db_stencil_control |= S_02842C_STENCILZFAIL(si_translate_stencil_op(state->stencil[0].zfail_op));
591
592		if (state->stencil[1].enabled) {
593			db_depth_control |= S_028800_BACKFACE_ENABLE(1);
594			db_depth_control |= S_028800_STENCILFUNC_BF(state->stencil[1].func);
595			db_stencil_control |= S_02842C_STENCILFAIL_BF(si_translate_stencil_op(state->stencil[1].fail_op));
596			db_stencil_control |= S_02842C_STENCILZPASS_BF(si_translate_stencil_op(state->stencil[1].zpass_op));
597			db_stencil_control |= S_02842C_STENCILZFAIL_BF(si_translate_stencil_op(state->stencil[1].zfail_op));
598		}
599	}
600
601	/* alpha */
602	if (state->alpha.enabled) {
603		dsa->alpha_func = state->alpha.func;
604		dsa->alpha_ref = state->alpha.ref_value;
605	} else {
606		dsa->alpha_func = PIPE_FUNC_ALWAYS;
607	}
608
609	/* misc */
610	db_render_control = 0;
611	db_render_override = S_02800C_FORCE_HIZ_ENABLE(V_02800C_FORCE_DISABLE) |
612		S_02800C_FORCE_HIS_ENABLE0(V_02800C_FORCE_DISABLE) |
613		S_02800C_FORCE_HIS_ENABLE1(V_02800C_FORCE_DISABLE);
614	/* TODO db_render_override depends on query */
615	si_pm4_set_reg(pm4, R_028020_DB_DEPTH_BOUNDS_MIN, 0x00000000);
616	si_pm4_set_reg(pm4, R_028024_DB_DEPTH_BOUNDS_MAX, 0x00000000);
617	si_pm4_set_reg(pm4, R_028028_DB_STENCIL_CLEAR, 0x00000000);
618	si_pm4_set_reg(pm4, R_02802C_DB_DEPTH_CLEAR, 0x3F800000);
619	//si_pm4_set_reg(pm4, R_028410_SX_ALPHA_TEST_CONTROL, alpha_test_control);
620	si_pm4_set_reg(pm4, R_028800_DB_DEPTH_CONTROL, db_depth_control);
621	si_pm4_set_reg(pm4, R_028000_DB_RENDER_CONTROL, db_render_control);
622	si_pm4_set_reg(pm4, R_02800C_DB_RENDER_OVERRIDE, db_render_override);
623	si_pm4_set_reg(pm4, R_02842C_DB_STENCIL_CONTROL, db_stencil_control);
624	si_pm4_set_reg(pm4, R_028AC0_DB_SRESULTS_COMPARE_STATE0, 0x0);
625	si_pm4_set_reg(pm4, R_028AC4_DB_SRESULTS_COMPARE_STATE1, 0x0);
626	si_pm4_set_reg(pm4, R_028AC8_DB_PRELOAD_CONTROL, 0x0);
627	si_pm4_set_reg(pm4, R_028B70_DB_ALPHA_TO_MASK, 0x0000AA00);
628	dsa->db_render_override = db_render_override;
629
630	return dsa;
631}
632
633static void si_bind_dsa_state(struct pipe_context *ctx, void *state)
634{
635        struct r600_context *rctx = (struct r600_context *)ctx;
636        struct si_state_dsa *dsa = state;
637
638        if (state == NULL)
639                return;
640
641	si_pm4_bind_state(rctx, dsa, dsa);
642	si_update_dsa_stencil_ref(rctx);
643}
644
645static void si_delete_dsa_state(struct pipe_context *ctx, void *state)
646{
647	struct r600_context *rctx = (struct r600_context *)ctx;
648	si_pm4_delete_state(rctx, dsa, (struct si_state_dsa *)state);
649}
650
651static void *si_create_db_flush_dsa(struct r600_context *rctx, bool copy_depth,
652				    bool copy_stencil)
653{
654	struct pipe_depth_stencil_alpha_state dsa;
655        struct si_state_dsa *state;
656
657	memset(&dsa, 0, sizeof(dsa));
658
659	state = rctx->context.create_depth_stencil_alpha_state(&rctx->context, &dsa);
660	if (copy_depth || copy_stencil) {
661		si_pm4_set_reg(&state->pm4, R_028000_DB_RENDER_CONTROL,
662			       S_028000_DEPTH_COPY(copy_depth) |
663			       S_028000_STENCIL_COPY(copy_stencil) |
664			       S_028000_COPY_CENTROID(1));
665	} else {
666		si_pm4_set_reg(&state->pm4, R_028000_DB_RENDER_CONTROL,
667			       S_028000_DEPTH_COMPRESS_DISABLE(1) |
668			       S_028000_STENCIL_COMPRESS_DISABLE(1));
669		si_pm4_set_reg(&state->pm4, R_02800C_DB_RENDER_OVERRIDE,
670			       S_02800C_FORCE_HIZ_ENABLE(V_02800C_FORCE_DISABLE) |
671			       S_02800C_FORCE_HIS_ENABLE0(V_02800C_FORCE_DISABLE) |
672			       S_02800C_FORCE_HIS_ENABLE1(V_02800C_FORCE_DISABLE) |
673			       S_02800C_DISABLE_TILE_RATE_TILES(1));
674	}
675
676        return state;
677}
678
679/*
680 * format translation
681 */
682static uint32_t si_translate_colorformat(enum pipe_format format)
683{
684	switch (format) {
685	/* 8-bit buffers. */
686	case PIPE_FORMAT_A8_UNORM:
687	case PIPE_FORMAT_A8_SNORM:
688	case PIPE_FORMAT_A8_UINT:
689	case PIPE_FORMAT_A8_SINT:
690	case PIPE_FORMAT_I8_UNORM:
691	case PIPE_FORMAT_I8_SNORM:
692	case PIPE_FORMAT_I8_UINT:
693	case PIPE_FORMAT_I8_SINT:
694	case PIPE_FORMAT_L8_UNORM:
695	case PIPE_FORMAT_L8_SNORM:
696	case PIPE_FORMAT_L8_UINT:
697	case PIPE_FORMAT_L8_SINT:
698	case PIPE_FORMAT_L8_SRGB:
699	case PIPE_FORMAT_R8_UNORM:
700	case PIPE_FORMAT_R8_SNORM:
701	case PIPE_FORMAT_R8_UINT:
702	case PIPE_FORMAT_R8_SINT:
703		return V_028C70_COLOR_8;
704
705	/* 16-bit buffers. */
706	case PIPE_FORMAT_B5G6R5_UNORM:
707		return V_028C70_COLOR_5_6_5;
708
709	case PIPE_FORMAT_B5G5R5A1_UNORM:
710	case PIPE_FORMAT_B5G5R5X1_UNORM:
711		return V_028C70_COLOR_1_5_5_5;
712
713	case PIPE_FORMAT_B4G4R4A4_UNORM:
714	case PIPE_FORMAT_B4G4R4X4_UNORM:
715		return V_028C70_COLOR_4_4_4_4;
716
717	case PIPE_FORMAT_L8A8_UNORM:
718	case PIPE_FORMAT_L8A8_SNORM:
719	case PIPE_FORMAT_L8A8_UINT:
720	case PIPE_FORMAT_L8A8_SINT:
721	case PIPE_FORMAT_R8G8_SNORM:
722	case PIPE_FORMAT_R8G8_UNORM:
723	case PIPE_FORMAT_R8G8_UINT:
724	case PIPE_FORMAT_R8G8_SINT:
725		return V_028C70_COLOR_8_8;
726
727	case PIPE_FORMAT_Z16_UNORM:
728	case PIPE_FORMAT_R16_UNORM:
729	case PIPE_FORMAT_R16_SNORM:
730	case PIPE_FORMAT_R16_UINT:
731	case PIPE_FORMAT_R16_SINT:
732	case PIPE_FORMAT_R16_FLOAT:
733	case PIPE_FORMAT_L16_UNORM:
734	case PIPE_FORMAT_L16_SNORM:
735	case PIPE_FORMAT_L16_FLOAT:
736	case PIPE_FORMAT_I16_UNORM:
737	case PIPE_FORMAT_I16_SNORM:
738	case PIPE_FORMAT_I16_FLOAT:
739	case PIPE_FORMAT_A16_UNORM:
740	case PIPE_FORMAT_A16_SNORM:
741	case PIPE_FORMAT_A16_FLOAT:
742		return V_028C70_COLOR_16;
743
744	/* 32-bit buffers. */
745	case PIPE_FORMAT_A8B8G8R8_SRGB:
746	case PIPE_FORMAT_A8B8G8R8_UNORM:
747	case PIPE_FORMAT_A8R8G8B8_UNORM:
748	case PIPE_FORMAT_B8G8R8A8_SRGB:
749	case PIPE_FORMAT_B8G8R8A8_UNORM:
750	case PIPE_FORMAT_B8G8R8X8_UNORM:
751	case PIPE_FORMAT_R8G8B8A8_SNORM:
752	case PIPE_FORMAT_R8G8B8A8_UNORM:
753	case PIPE_FORMAT_R8G8B8X8_UNORM:
754	case PIPE_FORMAT_R8G8B8X8_SNORM:
755	case PIPE_FORMAT_R8G8B8X8_SRGB:
756	case PIPE_FORMAT_R8G8B8X8_UINT:
757	case PIPE_FORMAT_R8G8B8X8_SINT:
758	case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
759	case PIPE_FORMAT_X8B8G8R8_UNORM:
760	case PIPE_FORMAT_X8R8G8B8_UNORM:
761	case PIPE_FORMAT_R8G8B8A8_SSCALED:
762	case PIPE_FORMAT_R8G8B8A8_USCALED:
763	case PIPE_FORMAT_R8G8B8A8_SINT:
764	case PIPE_FORMAT_R8G8B8A8_UINT:
765		return V_028C70_COLOR_8_8_8_8;
766
767	case PIPE_FORMAT_R10G10B10A2_UNORM:
768	case PIPE_FORMAT_R10G10B10X2_SNORM:
769	case PIPE_FORMAT_B10G10R10A2_UNORM:
770	case PIPE_FORMAT_B10G10R10A2_UINT:
771	case PIPE_FORMAT_B10G10R10X2_UNORM:
772	case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
773		return V_028C70_COLOR_2_10_10_10;
774
775	case PIPE_FORMAT_Z24X8_UNORM:
776	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
777		return V_028C70_COLOR_8_24;
778
779	case PIPE_FORMAT_S8X24_UINT:
780	case PIPE_FORMAT_X8Z24_UNORM:
781	case PIPE_FORMAT_S8_UINT_Z24_UNORM:
782		return V_028C70_COLOR_24_8;
783
784	case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
785		return V_028C70_COLOR_X24_8_32_FLOAT;
786
787	case PIPE_FORMAT_I32_FLOAT:
788	case PIPE_FORMAT_L32_FLOAT:
789	case PIPE_FORMAT_R32_FLOAT:
790	case PIPE_FORMAT_A32_FLOAT:
791	case PIPE_FORMAT_Z32_FLOAT:
792		return V_028C70_COLOR_32;
793
794	case PIPE_FORMAT_L16A16_UNORM:
795	case PIPE_FORMAT_L16A16_SNORM:
796	case PIPE_FORMAT_L16A16_FLOAT:
797	case PIPE_FORMAT_R16G16_SSCALED:
798	case PIPE_FORMAT_R16G16_UNORM:
799	case PIPE_FORMAT_R16G16_SNORM:
800	case PIPE_FORMAT_R16G16_UINT:
801	case PIPE_FORMAT_R16G16_SINT:
802	case PIPE_FORMAT_R16G16_FLOAT:
803		return V_028C70_COLOR_16_16;
804
805	case PIPE_FORMAT_R11G11B10_FLOAT:
806		return V_028C70_COLOR_10_11_11;
807
808	/* 64-bit buffers. */
809	case PIPE_FORMAT_R16G16B16A16_UINT:
810	case PIPE_FORMAT_R16G16B16A16_SINT:
811	case PIPE_FORMAT_R16G16B16A16_USCALED:
812	case PIPE_FORMAT_R16G16B16A16_SSCALED:
813	case PIPE_FORMAT_R16G16B16A16_UNORM:
814	case PIPE_FORMAT_R16G16B16A16_SNORM:
815	case PIPE_FORMAT_R16G16B16A16_FLOAT:
816	case PIPE_FORMAT_R16G16B16X16_UNORM:
817	case PIPE_FORMAT_R16G16B16X16_SNORM:
818	case PIPE_FORMAT_R16G16B16X16_FLOAT:
819	case PIPE_FORMAT_R16G16B16X16_UINT:
820	case PIPE_FORMAT_R16G16B16X16_SINT:
821		return V_028C70_COLOR_16_16_16_16;
822
823	case PIPE_FORMAT_L32A32_FLOAT:
824	case PIPE_FORMAT_L32A32_UINT:
825	case PIPE_FORMAT_L32A32_SINT:
826	case PIPE_FORMAT_R32G32_FLOAT:
827	case PIPE_FORMAT_R32G32_USCALED:
828	case PIPE_FORMAT_R32G32_SSCALED:
829	case PIPE_FORMAT_R32G32_SINT:
830	case PIPE_FORMAT_R32G32_UINT:
831		return V_028C70_COLOR_32_32;
832
833	/* 128-bit buffers. */
834	case PIPE_FORMAT_R32G32B32A32_SNORM:
835	case PIPE_FORMAT_R32G32B32A32_UNORM:
836	case PIPE_FORMAT_R32G32B32A32_SSCALED:
837	case PIPE_FORMAT_R32G32B32A32_USCALED:
838	case PIPE_FORMAT_R32G32B32A32_SINT:
839	case PIPE_FORMAT_R32G32B32A32_UINT:
840	case PIPE_FORMAT_R32G32B32A32_FLOAT:
841	case PIPE_FORMAT_R32G32B32X32_FLOAT:
842	case PIPE_FORMAT_R32G32B32X32_UINT:
843	case PIPE_FORMAT_R32G32B32X32_SINT:
844		return V_028C70_COLOR_32_32_32_32;
845
846	/* YUV buffers. */
847	case PIPE_FORMAT_UYVY:
848	case PIPE_FORMAT_YUYV:
849	/* 96-bit buffers. */
850	case PIPE_FORMAT_R32G32B32_FLOAT:
851	/* 8-bit buffers. */
852	case PIPE_FORMAT_L4A4_UNORM:
853	case PIPE_FORMAT_R4A4_UNORM:
854	case PIPE_FORMAT_A4R4_UNORM:
855	default:
856		return V_028C70_COLOR_INVALID; /* Unsupported. */
857	}
858}
859
860static uint32_t si_translate_colorswap(enum pipe_format format)
861{
862	switch (format) {
863	/* 8-bit buffers. */
864	case PIPE_FORMAT_L4A4_UNORM:
865	case PIPE_FORMAT_A4R4_UNORM:
866		return V_028C70_SWAP_ALT;
867
868	case PIPE_FORMAT_A8_UNORM:
869	case PIPE_FORMAT_A8_SNORM:
870	case PIPE_FORMAT_A8_UINT:
871	case PIPE_FORMAT_A8_SINT:
872	case PIPE_FORMAT_R4A4_UNORM:
873		return V_028C70_SWAP_ALT_REV;
874	case PIPE_FORMAT_I8_UNORM:
875	case PIPE_FORMAT_I8_SNORM:
876	case PIPE_FORMAT_L8_UNORM:
877	case PIPE_FORMAT_L8_SNORM:
878	case PIPE_FORMAT_I8_UINT:
879	case PIPE_FORMAT_I8_SINT:
880	case PIPE_FORMAT_L8_UINT:
881	case PIPE_FORMAT_L8_SINT:
882	case PIPE_FORMAT_L8_SRGB:
883	case PIPE_FORMAT_R8_UNORM:
884	case PIPE_FORMAT_R8_SNORM:
885	case PIPE_FORMAT_R8_UINT:
886	case PIPE_FORMAT_R8_SINT:
887		return V_028C70_SWAP_STD;
888
889	/* 16-bit buffers. */
890	case PIPE_FORMAT_B5G6R5_UNORM:
891		return V_028C70_SWAP_STD_REV;
892
893	case PIPE_FORMAT_B5G5R5A1_UNORM:
894	case PIPE_FORMAT_B5G5R5X1_UNORM:
895		return V_028C70_SWAP_ALT;
896
897	case PIPE_FORMAT_B4G4R4A4_UNORM:
898	case PIPE_FORMAT_B4G4R4X4_UNORM:
899		return V_028C70_SWAP_ALT;
900
901	case PIPE_FORMAT_Z16_UNORM:
902		return V_028C70_SWAP_STD;
903
904	case PIPE_FORMAT_L8A8_UNORM:
905	case PIPE_FORMAT_L8A8_SNORM:
906	case PIPE_FORMAT_L8A8_UINT:
907	case PIPE_FORMAT_L8A8_SINT:
908		return V_028C70_SWAP_ALT;
909	case PIPE_FORMAT_R8G8_SNORM:
910	case PIPE_FORMAT_R8G8_UNORM:
911	case PIPE_FORMAT_R8G8_UINT:
912	case PIPE_FORMAT_R8G8_SINT:
913		return V_028C70_SWAP_STD;
914
915	case PIPE_FORMAT_I16_UNORM:
916	case PIPE_FORMAT_I16_SNORM:
917	case PIPE_FORMAT_I16_FLOAT:
918	case PIPE_FORMAT_L16_UNORM:
919	case PIPE_FORMAT_L16_SNORM:
920	case PIPE_FORMAT_L16_FLOAT:
921	case PIPE_FORMAT_R16_UNORM:
922	case PIPE_FORMAT_R16_SNORM:
923	case PIPE_FORMAT_R16_UINT:
924	case PIPE_FORMAT_R16_SINT:
925	case PIPE_FORMAT_R16_FLOAT:
926		return V_028C70_SWAP_STD;
927
928	case PIPE_FORMAT_A16_UNORM:
929	case PIPE_FORMAT_A16_SNORM:
930	case PIPE_FORMAT_A16_FLOAT:
931		return V_028C70_SWAP_ALT_REV;
932
933	/* 32-bit buffers. */
934	case PIPE_FORMAT_A8B8G8R8_SRGB:
935		return V_028C70_SWAP_STD_REV;
936	case PIPE_FORMAT_B8G8R8A8_SRGB:
937		return V_028C70_SWAP_ALT;
938
939	case PIPE_FORMAT_B8G8R8A8_UNORM:
940	case PIPE_FORMAT_B8G8R8X8_UNORM:
941		return V_028C70_SWAP_ALT;
942
943	case PIPE_FORMAT_A8R8G8B8_UNORM:
944	case PIPE_FORMAT_X8R8G8B8_UNORM:
945		return V_028C70_SWAP_ALT_REV;
946	case PIPE_FORMAT_R8G8B8A8_SNORM:
947	case PIPE_FORMAT_R8G8B8A8_UNORM:
948	case PIPE_FORMAT_R8G8B8A8_SSCALED:
949	case PIPE_FORMAT_R8G8B8A8_USCALED:
950	case PIPE_FORMAT_R8G8B8A8_SINT:
951	case PIPE_FORMAT_R8G8B8A8_UINT:
952	case PIPE_FORMAT_R8G8B8X8_UNORM:
953	case PIPE_FORMAT_R8G8B8X8_SNORM:
954	case PIPE_FORMAT_R8G8B8X8_SRGB:
955	case PIPE_FORMAT_R8G8B8X8_UINT:
956	case PIPE_FORMAT_R8G8B8X8_SINT:
957		return V_028C70_SWAP_STD;
958
959	case PIPE_FORMAT_A8B8G8R8_UNORM:
960	case PIPE_FORMAT_X8B8G8R8_UNORM:
961	/* case PIPE_FORMAT_R8SG8SB8UX8U_NORM: */
962		return V_028C70_SWAP_STD_REV;
963
964	case PIPE_FORMAT_Z24X8_UNORM:
965	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
966		return V_028C70_SWAP_STD;
967
968	case PIPE_FORMAT_S8X24_UINT:
969	case PIPE_FORMAT_X8Z24_UNORM:
970	case PIPE_FORMAT_S8_UINT_Z24_UNORM:
971		return V_028C70_SWAP_STD_REV;
972
973	case PIPE_FORMAT_R10G10B10A2_UNORM:
974	case PIPE_FORMAT_R10G10B10X2_SNORM:
975	case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
976		return V_028C70_SWAP_STD;
977
978	case PIPE_FORMAT_B10G10R10A2_UNORM:
979	case PIPE_FORMAT_B10G10R10A2_UINT:
980	case PIPE_FORMAT_B10G10R10X2_UNORM:
981		return V_028C70_SWAP_ALT;
982
983	case PIPE_FORMAT_R11G11B10_FLOAT:
984	case PIPE_FORMAT_I32_FLOAT:
985	case PIPE_FORMAT_L32_FLOAT:
986	case PIPE_FORMAT_R32_FLOAT:
987	case PIPE_FORMAT_R32_UINT:
988	case PIPE_FORMAT_R32_SINT:
989	case PIPE_FORMAT_Z32_FLOAT:
990	case PIPE_FORMAT_R16G16_FLOAT:
991	case PIPE_FORMAT_R16G16_UNORM:
992	case PIPE_FORMAT_R16G16_SNORM:
993	case PIPE_FORMAT_R16G16_UINT:
994	case PIPE_FORMAT_R16G16_SINT:
995		return V_028C70_SWAP_STD;
996
997	case PIPE_FORMAT_L16A16_UNORM:
998	case PIPE_FORMAT_L16A16_SNORM:
999	case PIPE_FORMAT_L16A16_FLOAT:
1000		return V_028C70_SWAP_ALT;
1001
1002	case PIPE_FORMAT_A32_FLOAT:
1003		return V_028C70_SWAP_ALT_REV;
1004
1005	/* 64-bit buffers. */
1006	case PIPE_FORMAT_R32G32_FLOAT:
1007	case PIPE_FORMAT_R32G32_UINT:
1008	case PIPE_FORMAT_R32G32_SINT:
1009	case PIPE_FORMAT_R16G16B16A16_UNORM:
1010	case PIPE_FORMAT_R16G16B16A16_SNORM:
1011	case PIPE_FORMAT_R16G16B16A16_USCALED:
1012	case PIPE_FORMAT_R16G16B16A16_SSCALED:
1013	case PIPE_FORMAT_R16G16B16A16_UINT:
1014	case PIPE_FORMAT_R16G16B16A16_SINT:
1015	case PIPE_FORMAT_R16G16B16A16_FLOAT:
1016	case PIPE_FORMAT_R16G16B16X16_UNORM:
1017	case PIPE_FORMAT_R16G16B16X16_SNORM:
1018	case PIPE_FORMAT_R16G16B16X16_FLOAT:
1019	case PIPE_FORMAT_R16G16B16X16_UINT:
1020	case PIPE_FORMAT_R16G16B16X16_SINT:
1021	case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
1022		return V_028C70_SWAP_STD;
1023
1024	case PIPE_FORMAT_L32A32_FLOAT:
1025	case PIPE_FORMAT_L32A32_UINT:
1026	case PIPE_FORMAT_L32A32_SINT:
1027		return V_028C70_SWAP_ALT;
1028
1029	/* 128-bit buffers. */
1030	case PIPE_FORMAT_R32G32B32A32_FLOAT:
1031	case PIPE_FORMAT_R32G32B32A32_SNORM:
1032	case PIPE_FORMAT_R32G32B32A32_UNORM:
1033	case PIPE_FORMAT_R32G32B32A32_SSCALED:
1034	case PIPE_FORMAT_R32G32B32A32_USCALED:
1035	case PIPE_FORMAT_R32G32B32A32_SINT:
1036	case PIPE_FORMAT_R32G32B32A32_UINT:
1037	case PIPE_FORMAT_R32G32B32X32_FLOAT:
1038	case PIPE_FORMAT_R32G32B32X32_UINT:
1039	case PIPE_FORMAT_R32G32B32X32_SINT:
1040		return V_028C70_SWAP_STD;
1041	default:
1042		R600_ERR("unsupported colorswap format %d\n", format);
1043		return ~0U;
1044	}
1045	return ~0U;
1046}
1047
1048static uint32_t si_colorformat_endian_swap(uint32_t colorformat)
1049{
1050	if (R600_BIG_ENDIAN) {
1051		switch(colorformat) {
1052		/* 8-bit buffers. */
1053		case V_028C70_COLOR_8:
1054			return V_028C70_ENDIAN_NONE;
1055
1056		/* 16-bit buffers. */
1057		case V_028C70_COLOR_5_6_5:
1058		case V_028C70_COLOR_1_5_5_5:
1059		case V_028C70_COLOR_4_4_4_4:
1060		case V_028C70_COLOR_16:
1061		case V_028C70_COLOR_8_8:
1062			return V_028C70_ENDIAN_8IN16;
1063
1064		/* 32-bit buffers. */
1065		case V_028C70_COLOR_8_8_8_8:
1066		case V_028C70_COLOR_2_10_10_10:
1067		case V_028C70_COLOR_8_24:
1068		case V_028C70_COLOR_24_8:
1069		case V_028C70_COLOR_16_16:
1070			return V_028C70_ENDIAN_8IN32;
1071
1072		/* 64-bit buffers. */
1073		case V_028C70_COLOR_16_16_16_16:
1074			return V_028C70_ENDIAN_8IN16;
1075
1076		case V_028C70_COLOR_32_32:
1077			return V_028C70_ENDIAN_8IN32;
1078
1079		/* 128-bit buffers. */
1080		case V_028C70_COLOR_32_32_32_32:
1081			return V_028C70_ENDIAN_8IN32;
1082		default:
1083			return V_028C70_ENDIAN_NONE; /* Unsupported. */
1084		}
1085	} else {
1086		return V_028C70_ENDIAN_NONE;
1087	}
1088}
1089
1090/* Returns the size in bits of the widest component of a CB format */
1091static unsigned si_colorformat_max_comp_size(uint32_t colorformat)
1092{
1093	switch(colorformat) {
1094	case V_028C70_COLOR_4_4_4_4:
1095		return 4;
1096
1097	case V_028C70_COLOR_1_5_5_5:
1098	case V_028C70_COLOR_5_5_5_1:
1099		return 5;
1100
1101	case V_028C70_COLOR_5_6_5:
1102		return 6;
1103
1104	case V_028C70_COLOR_8:
1105	case V_028C70_COLOR_8_8:
1106	case V_028C70_COLOR_8_8_8_8:
1107		return 8;
1108
1109	case V_028C70_COLOR_10_10_10_2:
1110	case V_028C70_COLOR_2_10_10_10:
1111		return 10;
1112
1113	case V_028C70_COLOR_10_11_11:
1114	case V_028C70_COLOR_11_11_10:
1115		return 11;
1116
1117	case V_028C70_COLOR_16:
1118	case V_028C70_COLOR_16_16:
1119	case V_028C70_COLOR_16_16_16_16:
1120		return 16;
1121
1122	case V_028C70_COLOR_8_24:
1123	case V_028C70_COLOR_24_8:
1124		return 24;
1125
1126	case V_028C70_COLOR_32:
1127	case V_028C70_COLOR_32_32:
1128	case V_028C70_COLOR_32_32_32_32:
1129	case V_028C70_COLOR_X24_8_32_FLOAT:
1130		return 32;
1131	}
1132
1133	assert(!"Unknown maximum component size");
1134	return 0;
1135}
1136
1137static uint32_t si_translate_dbformat(enum pipe_format format)
1138{
1139	switch (format) {
1140	case PIPE_FORMAT_Z16_UNORM:
1141		return V_028040_Z_16;
1142	case PIPE_FORMAT_S8_UINT_Z24_UNORM:
1143	case PIPE_FORMAT_X8Z24_UNORM:
1144	case PIPE_FORMAT_Z24X8_UNORM:
1145	case PIPE_FORMAT_Z24_UNORM_S8_UINT:
1146		return V_028040_Z_24; /* deprecated on SI */
1147	case PIPE_FORMAT_Z32_FLOAT:
1148	case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
1149		return V_028040_Z_32_FLOAT;
1150	default:
1151		return V_028040_Z_INVALID;
1152	}
1153}
1154
1155/*
1156 * Texture translation
1157 */
1158
1159static uint32_t si_translate_texformat(struct pipe_screen *screen,
1160				       enum pipe_format format,
1161				       const struct util_format_description *desc,
1162				       int first_non_void)
1163{
1164	struct r600_screen *rscreen = (struct r600_screen*)screen;
1165	bool enable_s3tc = rscreen->info.drm_minor >= 31;
1166	boolean uniform = TRUE;
1167	int i;
1168
1169	/* Colorspace (return non-RGB formats directly). */
1170	switch (desc->colorspace) {
1171	/* Depth stencil formats */
1172	case UTIL_FORMAT_COLORSPACE_ZS:
1173		switch (format) {
1174		case PIPE_FORMAT_Z16_UNORM:
1175			return V_008F14_IMG_DATA_FORMAT_16;
1176		case PIPE_FORMAT_X24S8_UINT:
1177		case PIPE_FORMAT_Z24X8_UNORM:
1178		case PIPE_FORMAT_Z24_UNORM_S8_UINT:
1179			return V_008F14_IMG_DATA_FORMAT_8_24;
1180		case PIPE_FORMAT_X8Z24_UNORM:
1181		case PIPE_FORMAT_S8X24_UINT:
1182		case PIPE_FORMAT_S8_UINT_Z24_UNORM:
1183			return V_008F14_IMG_DATA_FORMAT_24_8;
1184		case PIPE_FORMAT_S8_UINT:
1185			return V_008F14_IMG_DATA_FORMAT_8;
1186		case PIPE_FORMAT_Z32_FLOAT:
1187			return V_008F14_IMG_DATA_FORMAT_32;
1188		case PIPE_FORMAT_X32_S8X24_UINT:
1189		case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
1190			return V_008F14_IMG_DATA_FORMAT_X24_8_32;
1191		default:
1192			goto out_unknown;
1193		}
1194
1195	case UTIL_FORMAT_COLORSPACE_YUV:
1196		goto out_unknown; /* TODO */
1197
1198	case UTIL_FORMAT_COLORSPACE_SRGB:
1199		if (desc->nr_channels != 4 && desc->nr_channels != 1)
1200			goto out_unknown;
1201		break;
1202
1203	default:
1204		break;
1205	}
1206
1207	if (desc->layout == UTIL_FORMAT_LAYOUT_RGTC) {
1208		if (!enable_s3tc)
1209			goto out_unknown;
1210
1211		switch (format) {
1212		case PIPE_FORMAT_RGTC1_SNORM:
1213		case PIPE_FORMAT_LATC1_SNORM:
1214		case PIPE_FORMAT_RGTC1_UNORM:
1215		case PIPE_FORMAT_LATC1_UNORM:
1216			return V_008F14_IMG_DATA_FORMAT_BC4;
1217		case PIPE_FORMAT_RGTC2_SNORM:
1218		case PIPE_FORMAT_LATC2_SNORM:
1219		case PIPE_FORMAT_RGTC2_UNORM:
1220		case PIPE_FORMAT_LATC2_UNORM:
1221			return V_008F14_IMG_DATA_FORMAT_BC5;
1222		default:
1223			goto out_unknown;
1224		}
1225	}
1226
1227	if (desc->layout == UTIL_FORMAT_LAYOUT_S3TC) {
1228
1229		if (!enable_s3tc)
1230			goto out_unknown;
1231
1232		if (!util_format_s3tc_enabled) {
1233			goto out_unknown;
1234		}
1235
1236		switch (format) {
1237		case PIPE_FORMAT_DXT1_RGB:
1238		case PIPE_FORMAT_DXT1_RGBA:
1239		case PIPE_FORMAT_DXT1_SRGB:
1240		case PIPE_FORMAT_DXT1_SRGBA:
1241			return V_008F14_IMG_DATA_FORMAT_BC1;
1242		case PIPE_FORMAT_DXT3_RGBA:
1243		case PIPE_FORMAT_DXT3_SRGBA:
1244			return V_008F14_IMG_DATA_FORMAT_BC2;
1245		case PIPE_FORMAT_DXT5_RGBA:
1246		case PIPE_FORMAT_DXT5_SRGBA:
1247			return V_008F14_IMG_DATA_FORMAT_BC3;
1248		default:
1249			goto out_unknown;
1250		}
1251	}
1252
1253	if (format == PIPE_FORMAT_R9G9B9E5_FLOAT) {
1254		return V_008F14_IMG_DATA_FORMAT_5_9_9_9;
1255	} else if (format == PIPE_FORMAT_R11G11B10_FLOAT) {
1256		return V_008F14_IMG_DATA_FORMAT_10_11_11;
1257	}
1258
1259	/* R8G8Bx_SNORM - TODO CxV8U8 */
1260
1261	/* See whether the components are of the same size. */
1262	for (i = 1; i < desc->nr_channels; i++) {
1263		uniform = uniform && desc->channel[0].size == desc->channel[i].size;
1264	}
1265
1266	/* Non-uniform formats. */
1267	if (!uniform) {
1268		switch(desc->nr_channels) {
1269		case 3:
1270			if (desc->channel[0].size == 5 &&
1271			    desc->channel[1].size == 6 &&
1272			    desc->channel[2].size == 5) {
1273				return V_008F14_IMG_DATA_FORMAT_5_6_5;
1274			}
1275			goto out_unknown;
1276		case 4:
1277			if (desc->channel[0].size == 5 &&
1278			    desc->channel[1].size == 5 &&
1279			    desc->channel[2].size == 5 &&
1280			    desc->channel[3].size == 1) {
1281				return V_008F14_IMG_DATA_FORMAT_1_5_5_5;
1282			}
1283			if (desc->channel[0].size == 10 &&
1284			    desc->channel[1].size == 10 &&
1285			    desc->channel[2].size == 10 &&
1286			    desc->channel[3].size == 2) {
1287				return V_008F14_IMG_DATA_FORMAT_2_10_10_10;
1288			}
1289			goto out_unknown;
1290		}
1291		goto out_unknown;
1292	}
1293
1294	if (first_non_void < 0 || first_non_void > 3)
1295		goto out_unknown;
1296
1297	/* uniform formats */
1298	switch (desc->channel[first_non_void].size) {
1299	case 4:
1300		switch (desc->nr_channels) {
1301#if 0 /* Not supported for render targets */
1302		case 2:
1303			return V_008F14_IMG_DATA_FORMAT_4_4;
1304#endif
1305		case 4:
1306			return V_008F14_IMG_DATA_FORMAT_4_4_4_4;
1307		}
1308		break;
1309	case 8:
1310		switch (desc->nr_channels) {
1311		case 1:
1312			return V_008F14_IMG_DATA_FORMAT_8;
1313		case 2:
1314			return V_008F14_IMG_DATA_FORMAT_8_8;
1315		case 4:
1316			return V_008F14_IMG_DATA_FORMAT_8_8_8_8;
1317		}
1318		break;
1319	case 16:
1320		switch (desc->nr_channels) {
1321		case 1:
1322			return V_008F14_IMG_DATA_FORMAT_16;
1323		case 2:
1324			return V_008F14_IMG_DATA_FORMAT_16_16;
1325		case 4:
1326			return V_008F14_IMG_DATA_FORMAT_16_16_16_16;
1327		}
1328		break;
1329	case 32:
1330		switch (desc->nr_channels) {
1331		case 1:
1332			return V_008F14_IMG_DATA_FORMAT_32;
1333		case 2:
1334			return V_008F14_IMG_DATA_FORMAT_32_32;
1335#if 0 /* Not supported for render targets */
1336		case 3:
1337			return V_008F14_IMG_DATA_FORMAT_32_32_32;
1338#endif
1339		case 4:
1340			return V_008F14_IMG_DATA_FORMAT_32_32_32_32;
1341		}
1342	}
1343
1344out_unknown:
1345	/* R600_ERR("Unable to handle texformat %d %s\n", format, util_format_name(format)); */
1346	return ~0;
1347}
1348
1349static unsigned si_tex_wrap(unsigned wrap)
1350{
1351	switch (wrap) {
1352	default:
1353	case PIPE_TEX_WRAP_REPEAT:
1354		return V_008F30_SQ_TEX_WRAP;
1355	case PIPE_TEX_WRAP_CLAMP:
1356		return V_008F30_SQ_TEX_CLAMP_HALF_BORDER;
1357	case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
1358		return V_008F30_SQ_TEX_CLAMP_LAST_TEXEL;
1359	case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
1360		return V_008F30_SQ_TEX_CLAMP_BORDER;
1361	case PIPE_TEX_WRAP_MIRROR_REPEAT:
1362		return V_008F30_SQ_TEX_MIRROR;
1363	case PIPE_TEX_WRAP_MIRROR_CLAMP:
1364		return V_008F30_SQ_TEX_MIRROR_ONCE_HALF_BORDER;
1365	case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
1366		return V_008F30_SQ_TEX_MIRROR_ONCE_LAST_TEXEL;
1367	case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
1368		return V_008F30_SQ_TEX_MIRROR_ONCE_BORDER;
1369	}
1370}
1371
1372static unsigned si_tex_filter(unsigned filter)
1373{
1374	switch (filter) {
1375	default:
1376	case PIPE_TEX_FILTER_NEAREST:
1377		return V_008F38_SQ_TEX_XY_FILTER_POINT;
1378	case PIPE_TEX_FILTER_LINEAR:
1379		return V_008F38_SQ_TEX_XY_FILTER_BILINEAR;
1380	}
1381}
1382
1383static unsigned si_tex_mipfilter(unsigned filter)
1384{
1385	switch (filter) {
1386	case PIPE_TEX_MIPFILTER_NEAREST:
1387		return V_008F38_SQ_TEX_Z_FILTER_POINT;
1388	case PIPE_TEX_MIPFILTER_LINEAR:
1389		return V_008F38_SQ_TEX_Z_FILTER_LINEAR;
1390	default:
1391	case PIPE_TEX_MIPFILTER_NONE:
1392		return V_008F38_SQ_TEX_Z_FILTER_NONE;
1393	}
1394}
1395
1396static unsigned si_tex_compare(unsigned compare)
1397{
1398	switch (compare) {
1399	default:
1400	case PIPE_FUNC_NEVER:
1401		return V_008F30_SQ_TEX_DEPTH_COMPARE_NEVER;
1402	case PIPE_FUNC_LESS:
1403		return V_008F30_SQ_TEX_DEPTH_COMPARE_LESS;
1404	case PIPE_FUNC_EQUAL:
1405		return V_008F30_SQ_TEX_DEPTH_COMPARE_EQUAL;
1406	case PIPE_FUNC_LEQUAL:
1407		return V_008F30_SQ_TEX_DEPTH_COMPARE_LESSEQUAL;
1408	case PIPE_FUNC_GREATER:
1409		return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATER;
1410	case PIPE_FUNC_NOTEQUAL:
1411		return V_008F30_SQ_TEX_DEPTH_COMPARE_NOTEQUAL;
1412	case PIPE_FUNC_GEQUAL:
1413		return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL;
1414	case PIPE_FUNC_ALWAYS:
1415		return V_008F30_SQ_TEX_DEPTH_COMPARE_ALWAYS;
1416	}
1417}
1418
1419static unsigned si_tex_dim(unsigned dim)
1420{
1421	switch (dim) {
1422	default:
1423	case PIPE_TEXTURE_1D:
1424		return V_008F1C_SQ_RSRC_IMG_1D;
1425	case PIPE_TEXTURE_1D_ARRAY:
1426		return V_008F1C_SQ_RSRC_IMG_1D_ARRAY;
1427	case PIPE_TEXTURE_2D:
1428	case PIPE_TEXTURE_RECT:
1429		return V_008F1C_SQ_RSRC_IMG_2D;
1430	case PIPE_TEXTURE_2D_ARRAY:
1431		return V_008F1C_SQ_RSRC_IMG_2D_ARRAY;
1432	case PIPE_TEXTURE_3D:
1433		return V_008F1C_SQ_RSRC_IMG_3D;
1434	case PIPE_TEXTURE_CUBE:
1435		return V_008F1C_SQ_RSRC_IMG_CUBE;
1436	}
1437}
1438
1439/*
1440 * Format support testing
1441 */
1442
1443static bool si_is_sampler_format_supported(struct pipe_screen *screen, enum pipe_format format)
1444{
1445	return si_translate_texformat(screen, format, util_format_description(format),
1446				      util_format_get_first_non_void_channel(format)) != ~0U;
1447}
1448
1449static uint32_t si_translate_vertexformat(struct pipe_screen *screen,
1450					  enum pipe_format format,
1451					  const struct util_format_description *desc,
1452					  int first_non_void)
1453{
1454	unsigned type = desc->channel[first_non_void].type;
1455	int i;
1456
1457	if (type == UTIL_FORMAT_TYPE_FIXED)
1458		return V_008F0C_BUF_DATA_FORMAT_INVALID;
1459
1460	/* See whether the components are of the same size. */
1461	for (i = 0; i < desc->nr_channels; i++) {
1462		if (desc->channel[first_non_void].size != desc->channel[i].size)
1463			return V_008F0C_BUF_DATA_FORMAT_INVALID;
1464	}
1465
1466	switch (desc->channel[first_non_void].size) {
1467	case 8:
1468		switch (desc->nr_channels) {
1469		case 1:
1470			return V_008F0C_BUF_DATA_FORMAT_8;
1471		case 2:
1472			return V_008F0C_BUF_DATA_FORMAT_8_8;
1473		case 3:
1474		case 4:
1475			return V_008F0C_BUF_DATA_FORMAT_8_8_8_8;
1476		}
1477		break;
1478	case 16:
1479		switch (desc->nr_channels) {
1480		case 1:
1481			return V_008F0C_BUF_DATA_FORMAT_16;
1482		case 2:
1483			return V_008F0C_BUF_DATA_FORMAT_16_16;
1484		case 3:
1485		case 4:
1486			return V_008F0C_BUF_DATA_FORMAT_16_16_16_16;
1487		}
1488		break;
1489	case 32:
1490		if (type != UTIL_FORMAT_TYPE_FLOAT)
1491			return V_008F0C_BUF_DATA_FORMAT_INVALID;
1492
1493		switch (desc->nr_channels) {
1494		case 1:
1495			return V_008F0C_BUF_DATA_FORMAT_32;
1496		case 2:
1497			return V_008F0C_BUF_DATA_FORMAT_32_32;
1498		case 3:
1499			return V_008F0C_BUF_DATA_FORMAT_32_32_32;
1500		case 4:
1501			return V_008F0C_BUF_DATA_FORMAT_32_32_32_32;
1502		}
1503		break;
1504	}
1505
1506	return V_008F0C_BUF_DATA_FORMAT_INVALID;
1507}
1508
1509static bool si_is_vertex_format_supported(struct pipe_screen *screen, enum pipe_format format)
1510{
1511	const struct util_format_description *desc;
1512	int first_non_void;
1513	unsigned data_format;
1514
1515	desc = util_format_description(format);
1516	first_non_void = util_format_get_first_non_void_channel(format);
1517	data_format = si_translate_vertexformat(screen, format, desc, first_non_void);
1518	return data_format != V_008F0C_BUF_DATA_FORMAT_INVALID;
1519}
1520
1521static bool si_is_colorbuffer_format_supported(enum pipe_format format)
1522{
1523	return si_translate_colorformat(format) != V_028C70_COLOR_INVALID &&
1524		si_translate_colorswap(format) != ~0U;
1525}
1526
1527static bool si_is_zs_format_supported(enum pipe_format format)
1528{
1529	return si_translate_dbformat(format) != V_028040_Z_INVALID;
1530}
1531
1532boolean si_is_format_supported(struct pipe_screen *screen,
1533                               enum pipe_format format,
1534                               enum pipe_texture_target target,
1535                               unsigned sample_count,
1536                               unsigned usage)
1537{
1538	unsigned retval = 0;
1539
1540	if (target >= PIPE_MAX_TEXTURE_TYPES) {
1541		R600_ERR("r600: unsupported texture type %d\n", target);
1542		return FALSE;
1543	}
1544
1545	if (!util_format_is_supported(format, usage))
1546		return FALSE;
1547
1548	/* Multisample */
1549	if (sample_count > 1)
1550		return FALSE;
1551
1552	if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
1553	    si_is_sampler_format_supported(screen, format)) {
1554		retval |= PIPE_BIND_SAMPLER_VIEW;
1555	}
1556
1557	if ((usage & (PIPE_BIND_RENDER_TARGET |
1558		      PIPE_BIND_DISPLAY_TARGET |
1559		      PIPE_BIND_SCANOUT |
1560		      PIPE_BIND_SHARED)) &&
1561	    si_is_colorbuffer_format_supported(format)) {
1562		retval |= usage &
1563			  (PIPE_BIND_RENDER_TARGET |
1564			   PIPE_BIND_DISPLAY_TARGET |
1565			   PIPE_BIND_SCANOUT |
1566			   PIPE_BIND_SHARED);
1567	}
1568
1569	if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
1570	    si_is_zs_format_supported(format)) {
1571		retval |= PIPE_BIND_DEPTH_STENCIL;
1572	}
1573
1574	if ((usage & PIPE_BIND_VERTEX_BUFFER) &&
1575	    si_is_vertex_format_supported(screen, format)) {
1576		retval |= PIPE_BIND_VERTEX_BUFFER;
1577	}
1578
1579	if (usage & PIPE_BIND_TRANSFER_READ)
1580		retval |= PIPE_BIND_TRANSFER_READ;
1581	if (usage & PIPE_BIND_TRANSFER_WRITE)
1582		retval |= PIPE_BIND_TRANSFER_WRITE;
1583
1584	return retval == usage;
1585}
1586
1587static unsigned si_tile_mode_index(struct r600_resource_texture *rtex, unsigned level, bool stencil)
1588{
1589	unsigned tile_mode_index = 0;
1590
1591	if (stencil) {
1592		tile_mode_index = rtex->surface.stencil_tiling_index[level];
1593	} else {
1594		tile_mode_index = rtex->surface.tiling_index[level];
1595	}
1596	return tile_mode_index;
1597}
1598
1599/*
1600 * framebuffer handling
1601 */
1602
1603static void si_cb(struct r600_context *rctx, struct si_pm4_state *pm4,
1604		  const struct pipe_framebuffer_state *state, int cb)
1605{
1606	struct r600_resource_texture *rtex;
1607	struct r600_surface *surf;
1608	unsigned level = state->cbufs[cb]->u.tex.level;
1609	unsigned pitch, slice;
1610	unsigned color_info, color_attrib;
1611	unsigned tile_mode_index;
1612	unsigned format, swap, ntype, endian;
1613	uint64_t offset;
1614	const struct util_format_description *desc;
1615	int i;
1616	unsigned blend_clamp = 0, blend_bypass = 0;
1617	unsigned max_comp_size;
1618
1619	surf = (struct r600_surface *)state->cbufs[cb];
1620	rtex = (struct r600_resource_texture*)state->cbufs[cb]->texture;
1621
1622	offset = rtex->surface.level[level].offset;
1623	if (rtex->surface.level[level].mode < RADEON_SURF_MODE_1D) {
1624		offset += rtex->surface.level[level].slice_size *
1625			  state->cbufs[cb]->u.tex.first_layer;
1626	}
1627	pitch = (rtex->surface.level[level].nblk_x) / 8 - 1;
1628	slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64;
1629	if (slice) {
1630		slice = slice - 1;
1631	}
1632
1633	tile_mode_index = si_tile_mode_index(rtex, level, false);
1634
1635	desc = util_format_description(surf->base.format);
1636	for (i = 0; i < 4; i++) {
1637		if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
1638			break;
1639		}
1640	}
1641	if (i == 4 || desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT) {
1642		ntype = V_028C70_NUMBER_FLOAT;
1643	} else {
1644		ntype = V_028C70_NUMBER_UNORM;
1645		if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB)
1646			ntype = V_028C70_NUMBER_SRGB;
1647		else if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
1648			if (desc->channel[i].pure_integer) {
1649				ntype = V_028C70_NUMBER_SINT;
1650			} else {
1651				assert(desc->channel[i].normalized);
1652				ntype = V_028C70_NUMBER_SNORM;
1653			}
1654		} else if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) {
1655			if (desc->channel[i].pure_integer) {
1656				ntype = V_028C70_NUMBER_UINT;
1657			} else {
1658				assert(desc->channel[i].normalized);
1659				ntype = V_028C70_NUMBER_UNORM;
1660			}
1661		}
1662	}
1663
1664	format = si_translate_colorformat(surf->base.format);
1665	if (format == V_028C70_COLOR_INVALID) {
1666		R600_ERR("Invalid CB format: %d, disabling CB.\n", surf->base.format);
1667	}
1668	assert(format != V_028C70_COLOR_INVALID);
1669	swap = si_translate_colorswap(surf->base.format);
1670	if (rtex->resource.b.b.usage == PIPE_USAGE_STAGING) {
1671		endian = V_028C70_ENDIAN_NONE;
1672	} else {
1673		endian = si_colorformat_endian_swap(format);
1674	}
1675
1676	/* blend clamp should be set for all NORM/SRGB types */
1677	if (ntype == V_028C70_NUMBER_UNORM ||
1678	    ntype == V_028C70_NUMBER_SNORM ||
1679	    ntype == V_028C70_NUMBER_SRGB)
1680		blend_clamp = 1;
1681
1682	/* set blend bypass according to docs if SINT/UINT or
1683	   8/24 COLOR variants */
1684	if (ntype == V_028C70_NUMBER_UINT || ntype == V_028C70_NUMBER_SINT ||
1685	    format == V_028C70_COLOR_8_24 || format == V_028C70_COLOR_24_8 ||
1686	    format == V_028C70_COLOR_X24_8_32_FLOAT) {
1687		blend_clamp = 0;
1688		blend_bypass = 1;
1689	}
1690
1691	color_info = S_028C70_FORMAT(format) |
1692		S_028C70_COMP_SWAP(swap) |
1693		S_028C70_BLEND_CLAMP(blend_clamp) |
1694		S_028C70_BLEND_BYPASS(blend_bypass) |
1695		S_028C70_NUMBER_TYPE(ntype) |
1696		S_028C70_ENDIAN(endian);
1697
1698	color_attrib = S_028C74_TILE_MODE_INDEX(tile_mode_index) |
1699		S_028C74_FORCE_DST_ALPHA_1(desc->swizzle[3] == UTIL_FORMAT_SWIZZLE_1);
1700
1701	offset += r600_resource_va(rctx->context.screen, state->cbufs[cb]->texture);
1702	offset >>= 8;
1703
1704	/* FIXME handle enabling of CB beyond BASE8 which has different offset */
1705	si_pm4_add_bo(pm4, &rtex->resource, RADEON_USAGE_READWRITE);
1706	si_pm4_set_reg(pm4, R_028C60_CB_COLOR0_BASE + cb * 0x3C, offset);
1707	si_pm4_set_reg(pm4, R_028C64_CB_COLOR0_PITCH + cb * 0x3C, S_028C64_TILE_MAX(pitch));
1708	si_pm4_set_reg(pm4, R_028C68_CB_COLOR0_SLICE + cb * 0x3C, S_028C68_TILE_MAX(slice));
1709
1710	if (rtex->surface.level[level].mode < RADEON_SURF_MODE_1D) {
1711		si_pm4_set_reg(pm4, R_028C6C_CB_COLOR0_VIEW + cb * 0x3C, 0x00000000);
1712	} else {
1713		si_pm4_set_reg(pm4, R_028C6C_CB_COLOR0_VIEW + cb * 0x3C,
1714			       S_028C6C_SLICE_START(state->cbufs[cb]->u.tex.first_layer) |
1715			       S_028C6C_SLICE_MAX(state->cbufs[cb]->u.tex.last_layer));
1716	}
1717	si_pm4_set_reg(pm4, R_028C70_CB_COLOR0_INFO + cb * 0x3C, color_info);
1718	si_pm4_set_reg(pm4, R_028C74_CB_COLOR0_ATTRIB + cb * 0x3C, color_attrib);
1719
1720	/* Determine pixel shader export format */
1721	max_comp_size = si_colorformat_max_comp_size(format);
1722	if (ntype == V_028C70_NUMBER_SRGB ||
1723	    ((ntype == V_028C70_NUMBER_UNORM || ntype == V_028C70_NUMBER_SNORM) &&
1724	     max_comp_size <= 10) ||
1725	    (ntype == V_028C70_NUMBER_FLOAT && max_comp_size <= 16)) {
1726		rctx->export_16bpc |= 1 << cb;
1727	}
1728}
1729
1730static void si_db(struct r600_context *rctx, struct si_pm4_state *pm4,
1731		  const struct pipe_framebuffer_state *state)
1732{
1733	struct r600_resource_texture *rtex;
1734	struct r600_surface *surf;
1735	unsigned level, pitch, slice, format, tile_mode_index;
1736	uint32_t z_info, s_info;
1737	uint64_t z_offs, s_offs;
1738
1739	if (state->zsbuf == NULL) {
1740		si_pm4_set_reg(pm4, R_028040_DB_Z_INFO, S_028040_FORMAT(V_028040_Z_INVALID));
1741		si_pm4_set_reg(pm4, R_028044_DB_STENCIL_INFO, S_028044_FORMAT(V_028044_STENCIL_INVALID));
1742		return;
1743	}
1744
1745	surf = (struct r600_surface *)state->zsbuf;
1746	level = surf->base.u.tex.level;
1747	rtex = (struct r600_resource_texture*)surf->base.texture;
1748
1749	format = si_translate_dbformat(rtex->real_format);
1750
1751	if (format == V_028040_Z_INVALID) {
1752		R600_ERR("Invalid DB format: %d, disabling DB.\n", rtex->real_format);
1753	}
1754	assert(format != V_028040_Z_INVALID);
1755
1756	s_offs = z_offs = r600_resource_va(rctx->context.screen, surf->base.texture);
1757	z_offs += rtex->surface.level[level].offset;
1758	s_offs += rtex->surface.stencil_level[level].offset;
1759
1760	z_offs >>= 8;
1761	s_offs >>= 8;
1762
1763	pitch = (rtex->surface.level[level].nblk_x / 8) - 1;
1764	slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64;
1765	if (slice) {
1766		slice = slice - 1;
1767	}
1768
1769	z_info = S_028040_FORMAT(format);
1770	if (rtex->surface.flags & RADEON_SURF_SBUFFER)
1771		s_info = S_028044_FORMAT(V_028044_STENCIL_8);
1772	else
1773		s_info = S_028044_FORMAT(V_028044_STENCIL_INVALID);
1774
1775	tile_mode_index = si_tile_mode_index(rtex, level, false);
1776	z_info |= S_028040_TILE_MODE_INDEX(tile_mode_index);
1777	tile_mode_index = si_tile_mode_index(rtex, level, true);
1778	s_info |= S_028044_TILE_MODE_INDEX(tile_mode_index);
1779
1780	si_pm4_set_reg(pm4, R_028008_DB_DEPTH_VIEW,
1781		       S_028008_SLICE_START(state->zsbuf->u.tex.first_layer) |
1782		       S_028008_SLICE_MAX(state->zsbuf->u.tex.last_layer));
1783
1784	si_pm4_set_reg(pm4, R_02803C_DB_DEPTH_INFO, S_02803C_ADDR5_SWIZZLE_MASK(1));
1785	si_pm4_set_reg(pm4, R_028040_DB_Z_INFO, z_info);
1786	si_pm4_set_reg(pm4, R_028044_DB_STENCIL_INFO, s_info);
1787
1788	si_pm4_add_bo(pm4, &rtex->resource, RADEON_USAGE_READWRITE);
1789	si_pm4_set_reg(pm4, R_028048_DB_Z_READ_BASE, z_offs);
1790	si_pm4_set_reg(pm4, R_02804C_DB_STENCIL_READ_BASE, s_offs);
1791	si_pm4_set_reg(pm4, R_028050_DB_Z_WRITE_BASE, z_offs);
1792	si_pm4_set_reg(pm4, R_028054_DB_STENCIL_WRITE_BASE, s_offs);
1793
1794	si_pm4_set_reg(pm4, R_028058_DB_DEPTH_SIZE, S_028058_PITCH_TILE_MAX(pitch));
1795	si_pm4_set_reg(pm4, R_02805C_DB_DEPTH_SLICE, S_02805C_SLICE_TILE_MAX(slice));
1796}
1797
1798static void si_set_framebuffer_state(struct pipe_context *ctx,
1799				     const struct pipe_framebuffer_state *state)
1800{
1801	struct r600_context *rctx = (struct r600_context *)ctx;
1802	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
1803	uint32_t shader_mask, tl, br;
1804	int tl_x, tl_y, br_x, br_y;
1805
1806	if (pm4 == NULL)
1807		return;
1808
1809	si_pm4_inval_fb_cache(pm4, state->nr_cbufs);
1810
1811	if (state->zsbuf)
1812		si_pm4_inval_zsbuf_cache(pm4);
1813
1814	util_copy_framebuffer_state(&rctx->framebuffer, state);
1815
1816	/* build states */
1817	rctx->export_16bpc = 0;
1818	for (int i = 0; i < state->nr_cbufs; i++) {
1819		si_cb(rctx, pm4, state, i);
1820	}
1821	assert(!(rctx->export_16bpc & ~0xff));
1822	si_db(rctx, pm4, state);
1823
1824	shader_mask = 0;
1825	for (int i = 0; i < state->nr_cbufs; i++) {
1826		shader_mask |= 0xf << (i * 4);
1827	}
1828	tl_x = 0;
1829	tl_y = 0;
1830	br_x = state->width;
1831	br_y = state->height;
1832
1833	tl = S_028240_TL_X(tl_x) | S_028240_TL_Y(tl_y);
1834	br = S_028244_BR_X(br_x) | S_028244_BR_Y(br_y);
1835
1836	si_pm4_set_reg(pm4, R_028240_PA_SC_GENERIC_SCISSOR_TL, tl);
1837	si_pm4_set_reg(pm4, R_028244_PA_SC_GENERIC_SCISSOR_BR, br);
1838	si_pm4_set_reg(pm4, R_028250_PA_SC_VPORT_SCISSOR_0_TL, tl);
1839	si_pm4_set_reg(pm4, R_028254_PA_SC_VPORT_SCISSOR_0_BR, br);
1840	si_pm4_set_reg(pm4, R_028030_PA_SC_SCREEN_SCISSOR_TL, tl);
1841	si_pm4_set_reg(pm4, R_028034_PA_SC_SCREEN_SCISSOR_BR, br);
1842	si_pm4_set_reg(pm4, R_028204_PA_SC_WINDOW_SCISSOR_TL, tl);
1843	si_pm4_set_reg(pm4, R_028208_PA_SC_WINDOW_SCISSOR_BR, br);
1844	si_pm4_set_reg(pm4, R_028200_PA_SC_WINDOW_OFFSET, 0x00000000);
1845	si_pm4_set_reg(pm4, R_028230_PA_SC_EDGERULE, 0xAAAAAAAA);
1846	si_pm4_set_reg(pm4, R_02823C_CB_SHADER_MASK, shader_mask);
1847	si_pm4_set_reg(pm4, R_028BE0_PA_SC_AA_CONFIG, 0x00000000);
1848
1849	si_pm4_set_state(rctx, framebuffer, pm4);
1850	si_update_fb_rs_state(rctx);
1851	si_update_fb_blend_state(rctx);
1852}
1853
1854/*
1855 * shaders
1856 */
1857
1858/* Compute the key for the hw shader variant */
1859static INLINE void si_shader_selector_key(struct pipe_context *ctx,
1860					  struct si_pipe_shader_selector *sel,
1861					  union si_shader_key *key)
1862{
1863	struct r600_context *rctx = (struct r600_context *)ctx;
1864	memset(key, 0, sizeof(*key));
1865
1866	if (sel->type == PIPE_SHADER_VERTEX) {
1867		unsigned i;
1868		if (!rctx->vertex_elements)
1869			return;
1870
1871		for (i = 0; i < rctx->vertex_elements->count; ++i)
1872			key->vs.instance_divisors[i] = rctx->vertex_elements->elements[i].instance_divisor;
1873
1874	} else if (sel->type == PIPE_SHADER_FRAGMENT) {
1875		if (sel->fs_write_all)
1876			key->ps.nr_cbufs = rctx->framebuffer.nr_cbufs;
1877		key->ps.export_16bpc = rctx->export_16bpc;
1878		if (rctx->queued.named.rasterizer) {
1879			key->ps.color_two_side = rctx->queued.named.rasterizer->two_side;
1880			key->ps.flatshade = rctx->queued.named.rasterizer->flatshade;
1881		}
1882		if (rctx->queued.named.dsa) {
1883			key->ps.alpha_func = rctx->queued.named.dsa->alpha_func;
1884			key->ps.alpha_ref = rctx->queued.named.dsa->alpha_ref;
1885		} else {
1886			key->ps.alpha_func = PIPE_FUNC_ALWAYS;
1887		}
1888	}
1889}
1890
1891/* Select the hw shader variant depending on the current state.
1892 * (*dirty) is set to 1 if current variant was changed */
1893int si_shader_select(struct pipe_context *ctx,
1894		     struct si_pipe_shader_selector *sel,
1895		     unsigned *dirty)
1896{
1897	union si_shader_key key;
1898	struct si_pipe_shader * shader = NULL;
1899	int r;
1900
1901	si_shader_selector_key(ctx, sel, &key);
1902
1903	/* Check if we don't need to change anything.
1904	 * This path is also used for most shaders that don't need multiple
1905	 * variants, it will cost just a computation of the key and this
1906	 * test. */
1907	if (likely(sel->current && memcmp(&sel->current->key, &key, sizeof(key)) == 0)) {
1908		return 0;
1909	}
1910
1911	/* lookup if we have other variants in the list */
1912	if (sel->num_shaders > 1) {
1913		struct si_pipe_shader *p = sel->current, *c = p->next_variant;
1914
1915		while (c && memcmp(&c->key, &key, sizeof(key)) != 0) {
1916			p = c;
1917			c = c->next_variant;
1918		}
1919
1920		if (c) {
1921			p->next_variant = c->next_variant;
1922			shader = c;
1923		}
1924	}
1925
1926	if (unlikely(!shader)) {
1927		shader = CALLOC(1, sizeof(struct si_pipe_shader));
1928		shader->selector = sel;
1929		shader->key = key;
1930
1931		r = si_pipe_shader_create(ctx, shader);
1932		if (unlikely(r)) {
1933			R600_ERR("Failed to build shader variant (type=%u) %d\n",
1934				 sel->type, r);
1935			sel->current = NULL;
1936			FREE(shader);
1937			return r;
1938		}
1939
1940		/* We don't know the value of fs_write_all property until we built
1941		 * at least one variant, so we may need to recompute the key (include
1942		 * rctx->framebuffer.nr_cbufs) after building first variant. */
1943		if (sel->type == PIPE_SHADER_FRAGMENT &&
1944		    sel->num_shaders == 0 &&
1945		    shader->shader.fs_write_all) {
1946			sel->fs_write_all = 1;
1947			si_shader_selector_key(ctx, sel, &shader->key);
1948		}
1949
1950		sel->num_shaders++;
1951	}
1952
1953	if (dirty)
1954		*dirty = 1;
1955
1956	shader->next_variant = sel->current;
1957	sel->current = shader;
1958
1959	return 0;
1960}
1961
1962static void *si_create_shader_state(struct pipe_context *ctx,
1963				    const struct pipe_shader_state *state,
1964				    unsigned pipe_shader_type)
1965{
1966	struct si_pipe_shader_selector *sel = CALLOC_STRUCT(si_pipe_shader_selector);
1967	int r;
1968
1969	sel->type = pipe_shader_type;
1970	sel->tokens = tgsi_dup_tokens(state->tokens);
1971	sel->so = state->stream_output;
1972
1973	r = si_shader_select(ctx, sel, NULL);
1974	if (r) {
1975	    free(sel);
1976	    return NULL;
1977	}
1978
1979	return sel;
1980}
1981
1982static void *si_create_fs_state(struct pipe_context *ctx,
1983				const struct pipe_shader_state *state)
1984{
1985	return si_create_shader_state(ctx, state, PIPE_SHADER_FRAGMENT);
1986}
1987
1988static void *si_create_vs_state(struct pipe_context *ctx,
1989				const struct pipe_shader_state *state)
1990{
1991	return si_create_shader_state(ctx, state, PIPE_SHADER_VERTEX);
1992}
1993
1994static void si_bind_vs_shader(struct pipe_context *ctx, void *state)
1995{
1996	struct r600_context *rctx = (struct r600_context *)ctx;
1997	struct si_pipe_shader_selector *sel = state;
1998
1999	if (rctx->vs_shader == sel)
2000		return;
2001
2002	rctx->vs_shader = sel;
2003
2004	if (sel && sel->current)
2005		si_pm4_bind_state(rctx, vs, sel->current->pm4);
2006	else
2007		si_pm4_bind_state(rctx, vs, rctx->dummy_pixel_shader->pm4);
2008}
2009
2010static void si_bind_ps_shader(struct pipe_context *ctx, void *state)
2011{
2012	struct r600_context *rctx = (struct r600_context *)ctx;
2013	struct si_pipe_shader_selector *sel = state;
2014
2015	if (rctx->ps_shader == sel)
2016		return;
2017
2018	rctx->ps_shader = sel;
2019
2020	if (sel && sel->current)
2021		si_pm4_bind_state(rctx, ps, sel->current->pm4);
2022	else
2023		si_pm4_bind_state(rctx, ps, rctx->dummy_pixel_shader->pm4);
2024}
2025
2026static void si_delete_shader_selector(struct pipe_context *ctx,
2027				      struct si_pipe_shader_selector *sel)
2028{
2029	struct r600_context *rctx = (struct r600_context *)ctx;
2030	struct si_pipe_shader *p = sel->current, *c;
2031
2032	while (p) {
2033		c = p->next_variant;
2034		si_pm4_delete_state(rctx, vs, p->pm4);
2035		si_pipe_shader_destroy(ctx, p);
2036		free(p);
2037		p = c;
2038	}
2039
2040	free(sel->tokens);
2041	free(sel);
2042 }
2043
2044static void si_delete_vs_shader(struct pipe_context *ctx, void *state)
2045{
2046	struct r600_context *rctx = (struct r600_context *)ctx;
2047	struct si_pipe_shader_selector *sel = (struct si_pipe_shader_selector *)state;
2048
2049	if (rctx->vs_shader == sel) {
2050		rctx->vs_shader = NULL;
2051	}
2052
2053	si_delete_shader_selector(ctx, sel);
2054}
2055
2056static void si_delete_ps_shader(struct pipe_context *ctx, void *state)
2057{
2058	struct r600_context *rctx = (struct r600_context *)ctx;
2059	struct si_pipe_shader_selector *sel = (struct si_pipe_shader_selector *)state;
2060
2061	if (rctx->ps_shader == sel) {
2062		rctx->ps_shader = NULL;
2063	}
2064
2065	si_delete_shader_selector(ctx, sel);
2066}
2067
2068/*
2069 * Samplers
2070 */
2071
2072static struct pipe_sampler_view *si_create_sampler_view(struct pipe_context *ctx,
2073							struct pipe_resource *texture,
2074							const struct pipe_sampler_view *state)
2075{
2076	struct si_pipe_sampler_view *view = CALLOC_STRUCT(si_pipe_sampler_view);
2077	struct r600_resource_texture *tmp = (struct r600_resource_texture*)texture;
2078	const struct util_format_description *desc;
2079	unsigned format, num_format;
2080	uint32_t pitch = 0;
2081	unsigned char state_swizzle[4], swizzle[4];
2082	unsigned height, depth, width;
2083	enum pipe_format pipe_format = state->format;
2084	struct radeon_surface_level *surflevel;
2085	int first_non_void;
2086	uint64_t va;
2087
2088	if (view == NULL)
2089		return NULL;
2090
2091	/* initialize base object */
2092	view->base = *state;
2093	view->base.texture = NULL;
2094	pipe_reference(NULL, &texture->reference);
2095	view->base.texture = texture;
2096	view->base.reference.count = 1;
2097	view->base.context = ctx;
2098
2099	state_swizzle[0] = state->swizzle_r;
2100	state_swizzle[1] = state->swizzle_g;
2101	state_swizzle[2] = state->swizzle_b;
2102	state_swizzle[3] = state->swizzle_a;
2103
2104	surflevel = tmp->surface.level;
2105
2106	/* Texturing with separate depth and stencil. */
2107	if (tmp->is_depth && !tmp->is_flushing_texture) {
2108		switch (pipe_format) {
2109		case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT:
2110			pipe_format = PIPE_FORMAT_Z32_FLOAT;
2111			break;
2112		case PIPE_FORMAT_X8Z24_UNORM:
2113		case PIPE_FORMAT_S8_UINT_Z24_UNORM:
2114			/* Z24 is always stored like this. */
2115			pipe_format = PIPE_FORMAT_Z24X8_UNORM;
2116			break;
2117		case PIPE_FORMAT_X24S8_UINT:
2118		case PIPE_FORMAT_S8X24_UINT:
2119		case PIPE_FORMAT_X32_S8X24_UINT:
2120			pipe_format = PIPE_FORMAT_S8_UINT;
2121			surflevel = tmp->surface.stencil_level;
2122			break;
2123		default:;
2124		}
2125	}
2126
2127	desc = util_format_description(pipe_format);
2128
2129	if (desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS) {
2130		const unsigned char swizzle_xxxx[4] = {0, 0, 0, 0};
2131		const unsigned char swizzle_yyyy[4] = {1, 1, 1, 1};
2132
2133		switch (pipe_format) {
2134		case PIPE_FORMAT_S8_UINT_Z24_UNORM:
2135		case PIPE_FORMAT_X24S8_UINT:
2136		case PIPE_FORMAT_X32_S8X24_UINT:
2137		case PIPE_FORMAT_X8Z24_UNORM:
2138			util_format_compose_swizzles(swizzle_yyyy, state_swizzle, swizzle);
2139			break;
2140		default:
2141			util_format_compose_swizzles(swizzle_xxxx, state_swizzle, swizzle);
2142		}
2143	} else {
2144		util_format_compose_swizzles(desc->swizzle, state_swizzle, swizzle);
2145	}
2146
2147	first_non_void = util_format_get_first_non_void_channel(pipe_format);
2148
2149	switch (pipe_format) {
2150	case PIPE_FORMAT_S8_UINT_Z24_UNORM:
2151		num_format = V_008F14_IMG_NUM_FORMAT_UNORM;
2152		break;
2153	default:
2154		if (first_non_void < 0) {
2155			if (util_format_is_compressed(pipe_format)) {
2156				switch (pipe_format) {
2157				case PIPE_FORMAT_DXT1_SRGB:
2158				case PIPE_FORMAT_DXT1_SRGBA:
2159				case PIPE_FORMAT_DXT3_SRGBA:
2160				case PIPE_FORMAT_DXT5_SRGBA:
2161					num_format = V_008F14_IMG_NUM_FORMAT_SRGB;
2162					break;
2163				case PIPE_FORMAT_RGTC1_SNORM:
2164				case PIPE_FORMAT_LATC1_SNORM:
2165				case PIPE_FORMAT_RGTC2_SNORM:
2166				case PIPE_FORMAT_LATC2_SNORM:
2167					num_format = V_008F14_IMG_NUM_FORMAT_SNORM;
2168					break;
2169				default:
2170					num_format = V_008F14_IMG_NUM_FORMAT_UNORM;
2171					break;
2172				}
2173			} else {
2174				num_format = V_008F14_IMG_NUM_FORMAT_FLOAT;
2175			}
2176		} else if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) {
2177			num_format = V_008F14_IMG_NUM_FORMAT_SRGB;
2178		} else {
2179			num_format = V_008F14_IMG_NUM_FORMAT_UNORM;
2180
2181			switch (desc->channel[first_non_void].type) {
2182			case UTIL_FORMAT_TYPE_FLOAT:
2183				num_format = V_008F14_IMG_NUM_FORMAT_FLOAT;
2184				break;
2185			case UTIL_FORMAT_TYPE_SIGNED:
2186				if (desc->channel[first_non_void].normalized)
2187					num_format = V_008F14_IMG_NUM_FORMAT_SNORM;
2188				else if (desc->channel[first_non_void].pure_integer)
2189					num_format = V_008F14_IMG_NUM_FORMAT_SINT;
2190				else
2191					num_format = V_008F14_IMG_NUM_FORMAT_SSCALED;
2192				break;
2193			case UTIL_FORMAT_TYPE_UNSIGNED:
2194				if (desc->channel[first_non_void].normalized)
2195					num_format = V_008F14_IMG_NUM_FORMAT_UNORM;
2196				else if (desc->channel[first_non_void].pure_integer)
2197					num_format = V_008F14_IMG_NUM_FORMAT_UINT;
2198				else
2199					num_format = V_008F14_IMG_NUM_FORMAT_USCALED;
2200			}
2201		}
2202	}
2203
2204	format = si_translate_texformat(ctx->screen, pipe_format, desc, first_non_void);
2205	if (format == ~0) {
2206		format = 0;
2207	}
2208
2209	view->resource = &tmp->resource;
2210
2211	/* not supported any more */
2212	//endian = si_colorformat_endian_swap(format);
2213
2214	width = surflevel[0].npix_x;
2215	height = surflevel[0].npix_y;
2216	depth = surflevel[0].npix_z;
2217	pitch = surflevel[0].nblk_x * util_format_get_blockwidth(pipe_format);
2218
2219	if (texture->target == PIPE_TEXTURE_1D_ARRAY) {
2220	        height = 1;
2221		depth = texture->array_size;
2222	} else if (texture->target == PIPE_TEXTURE_2D_ARRAY) {
2223		depth = texture->array_size;
2224	}
2225
2226	va = r600_resource_va(ctx->screen, texture);
2227	va += surflevel[0].offset;
2228	view->state[0] = va >> 8;
2229	view->state[1] = (S_008F14_BASE_ADDRESS_HI(va >> 40) |
2230			  S_008F14_DATA_FORMAT(format) |
2231			  S_008F14_NUM_FORMAT(num_format));
2232	view->state[2] = (S_008F18_WIDTH(width - 1) |
2233			  S_008F18_HEIGHT(height - 1));
2234	view->state[3] = (S_008F1C_DST_SEL_X(si_map_swizzle(swizzle[0])) |
2235			  S_008F1C_DST_SEL_Y(si_map_swizzle(swizzle[1])) |
2236			  S_008F1C_DST_SEL_Z(si_map_swizzle(swizzle[2])) |
2237			  S_008F1C_DST_SEL_W(si_map_swizzle(swizzle[3])) |
2238			  S_008F1C_BASE_LEVEL(state->u.tex.first_level) |
2239			  S_008F1C_LAST_LEVEL(state->u.tex.last_level) |
2240			  S_008F1C_TILING_INDEX(si_tile_mode_index(tmp, 0, false)) |
2241			  S_008F1C_POW2_PAD(texture->last_level > 0) |
2242			  S_008F1C_TYPE(si_tex_dim(texture->target)));
2243	view->state[4] = (S_008F20_DEPTH(depth - 1) | S_008F20_PITCH(pitch - 1));
2244	view->state[5] = (S_008F24_BASE_ARRAY(state->u.tex.first_layer) |
2245			  S_008F24_LAST_ARRAY(state->u.tex.last_layer));
2246	view->state[6] = 0;
2247	view->state[7] = 0;
2248
2249	return &view->base;
2250}
2251
2252static void si_sampler_view_destroy(struct pipe_context *ctx,
2253				    struct pipe_sampler_view *state)
2254{
2255	struct r600_pipe_sampler_view *resource = (struct r600_pipe_sampler_view *)state;
2256
2257	pipe_resource_reference(&state->texture, NULL);
2258	FREE(resource);
2259}
2260
2261static void *si_create_sampler_state(struct pipe_context *ctx,
2262				     const struct pipe_sampler_state *state)
2263{
2264	struct si_pipe_sampler_state *rstate = CALLOC_STRUCT(si_pipe_sampler_state);
2265	union util_color uc;
2266	unsigned aniso_flag_offset = state->max_anisotropy > 1 ? 2 : 0;
2267	unsigned border_color_type;
2268
2269	if (rstate == NULL) {
2270		return NULL;
2271	}
2272
2273	util_pack_color(state->border_color.f, PIPE_FORMAT_A8R8G8B8_UNORM, &uc);
2274	switch (uc.ui) {
2275	case 0x000000FF:
2276		border_color_type = V_008F3C_SQ_TEX_BORDER_COLOR_OPAQUE_BLACK;
2277		break;
2278	case 0x00000000:
2279		border_color_type = V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK;
2280		break;
2281	case 0xFFFFFFFF:
2282		border_color_type = V_008F3C_SQ_TEX_BORDER_COLOR_OPAQUE_WHITE;
2283		break;
2284	default: /* Use border color pointer */
2285		border_color_type = V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER;
2286	}
2287
2288	rstate->val[0] = (S_008F30_CLAMP_X(si_tex_wrap(state->wrap_s)) |
2289			  S_008F30_CLAMP_Y(si_tex_wrap(state->wrap_t)) |
2290			  S_008F30_CLAMP_Z(si_tex_wrap(state->wrap_r)) |
2291			  (state->max_anisotropy & 0x7) << 9 | /* XXX */
2292			  S_008F30_DEPTH_COMPARE_FUNC(si_tex_compare(state->compare_func)) |
2293			  S_008F30_FORCE_UNNORMALIZED(!state->normalized_coords) |
2294			  aniso_flag_offset << 16 | /* XXX */
2295			  S_008F30_DISABLE_CUBE_WRAP(!state->seamless_cube_map));
2296	rstate->val[1] = (S_008F34_MIN_LOD(S_FIXED(CLAMP(state->min_lod, 0, 15), 8)) |
2297			  S_008F34_MAX_LOD(S_FIXED(CLAMP(state->max_lod, 0, 15), 8)));
2298	rstate->val[2] = (S_008F38_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 8)) |
2299			  S_008F38_XY_MAG_FILTER(si_tex_filter(state->mag_img_filter)) |
2300			  S_008F38_XY_MIN_FILTER(si_tex_filter(state->min_img_filter)) |
2301			  S_008F38_MIP_FILTER(si_tex_mipfilter(state->min_mip_filter)));
2302	rstate->val[3] = S_008F3C_BORDER_COLOR_TYPE(border_color_type);
2303
2304	if (border_color_type == V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER) {
2305		memcpy(rstate->border_color, state->border_color.f,
2306		       sizeof(rstate->border_color));
2307	}
2308
2309	return rstate;
2310}
2311
2312static struct si_pm4_state *si_set_sampler_view(struct r600_context *rctx,
2313						unsigned count,
2314						struct pipe_sampler_view **views,
2315						struct r600_textures_info *samplers,
2316						unsigned user_data_reg)
2317{
2318	struct si_pipe_sampler_view **resource = (struct si_pipe_sampler_view **)views;
2319	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
2320	int i, j;
2321
2322	if (!count)
2323		goto out;
2324
2325	si_pm4_inval_texture_cache(pm4);
2326
2327	si_pm4_sh_data_begin(pm4);
2328	for (i = 0; i < count; i++) {
2329		pipe_sampler_view_reference(
2330			(struct pipe_sampler_view **)&samplers->views[i],
2331			views[i]);
2332
2333		if (views[i]) {
2334			struct r600_resource_texture *rtex =
2335				(struct r600_resource_texture*)views[i]->texture;
2336
2337			if (rtex->is_depth && !rtex->is_flushing_texture) {
2338				samplers->depth_texture_mask |= 1 << i;
2339			} else {
2340				samplers->depth_texture_mask &= ~(1 << i);
2341			}
2342
2343			si_pm4_add_bo(pm4, resource[i]->resource, RADEON_USAGE_READ);
2344		} else {
2345			samplers->depth_texture_mask &= ~(1 << i);
2346		}
2347
2348		for (j = 0; j < Elements(resource[i]->state); ++j) {
2349			si_pm4_sh_data_add(pm4, resource[i] ? resource[i]->state[j] : 0);
2350		}
2351	}
2352
2353	for (i = count; i < NUM_TEX_UNITS; i++) {
2354		if (samplers->views[i])
2355			pipe_sampler_view_reference((struct pipe_sampler_view **)&samplers->views[i], NULL);
2356	}
2357
2358	si_pm4_sh_data_end(pm4, user_data_reg, SI_SGPR_RESOURCE);
2359
2360out:
2361	rctx->ps_samplers.n_views = count;
2362	return pm4;
2363}
2364
2365static void si_set_vs_sampler_view(struct pipe_context *ctx, unsigned count,
2366				   struct pipe_sampler_view **views)
2367{
2368	struct r600_context *rctx = (struct r600_context *)ctx;
2369	struct si_pm4_state *pm4;
2370
2371	pm4 = si_set_sampler_view(rctx, count, views, &rctx->vs_samplers,
2372			    R_00B130_SPI_SHADER_USER_DATA_VS_0);
2373	si_pm4_set_state(rctx, vs_sampler_views, pm4);
2374}
2375
2376static void si_set_ps_sampler_view(struct pipe_context *ctx, unsigned count,
2377				   struct pipe_sampler_view **views)
2378{
2379	struct r600_context *rctx = (struct r600_context *)ctx;
2380	struct si_pm4_state *pm4;
2381
2382	pm4 = si_set_sampler_view(rctx, count, views, &rctx->ps_samplers,
2383				  R_00B030_SPI_SHADER_USER_DATA_PS_0);
2384	si_pm4_set_state(rctx, ps_sampler_views, pm4);
2385}
2386
2387static struct si_pm4_state *si_bind_sampler(struct r600_context *rctx, unsigned count,
2388					    void **states,
2389					    struct r600_textures_info *samplers,
2390					    unsigned user_data_reg)
2391{
2392	struct si_pipe_sampler_state **rstates = (struct si_pipe_sampler_state **)states;
2393	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
2394	uint32_t *border_color_table = NULL;
2395	int i, j;
2396
2397	if (!count)
2398		goto out;
2399
2400	si_pm4_inval_texture_cache(pm4);
2401
2402	si_pm4_sh_data_begin(pm4);
2403	for (i = 0; i < count; i++) {
2404		if (rstates[i] &&
2405		    G_008F3C_BORDER_COLOR_TYPE(rstates[i]->val[3]) ==
2406		    V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER) {
2407			if (!rctx->border_color_table ||
2408			    ((rctx->border_color_offset + count - i) &
2409			     C_008F3C_BORDER_COLOR_PTR)) {
2410				si_resource_reference(&rctx->border_color_table, NULL);
2411				rctx->border_color_offset = 0;
2412
2413				rctx->border_color_table =
2414					si_resource_create_custom(&rctx->screen->screen,
2415								  PIPE_USAGE_STAGING,
2416								  4096 * 4 * 4);
2417			}
2418
2419			if (!border_color_table) {
2420			        border_color_table =
2421					rctx->ws->buffer_map(rctx->border_color_table->cs_buf,
2422							     rctx->cs,
2423							     PIPE_TRANSFER_WRITE |
2424							     PIPE_TRANSFER_UNSYNCHRONIZED);
2425			}
2426
2427			for (j = 0; j < 4; j++) {
2428				union fi border_color;
2429
2430				border_color.f = rstates[i]->border_color[j];
2431				border_color_table[4 * rctx->border_color_offset + j] =
2432					util_le32_to_cpu(border_color.i);
2433			}
2434
2435			rstates[i]->val[3] &= C_008F3C_BORDER_COLOR_PTR;
2436			rstates[i]->val[3] |= S_008F3C_BORDER_COLOR_PTR(rctx->border_color_offset++);
2437		}
2438
2439		for (j = 0; j < Elements(rstates[i]->val); ++j) {
2440			si_pm4_sh_data_add(pm4, rstates[i] ? rstates[i]->val[j] : 0);
2441		}
2442	}
2443	si_pm4_sh_data_end(pm4, user_data_reg, SI_SGPR_SAMPLER);
2444
2445	if (border_color_table) {
2446		uint64_t va_offset =
2447			r600_resource_va(&rctx->screen->screen,
2448					 (void*)rctx->border_color_table);
2449
2450		si_pm4_set_reg(pm4, R_028080_TA_BC_BASE_ADDR, va_offset >> 8);
2451		rctx->ws->buffer_unmap(rctx->border_color_table->cs_buf);
2452		si_pm4_add_bo(pm4, rctx->border_color_table, RADEON_USAGE_READ);
2453	}
2454
2455	memcpy(samplers->samplers, states, sizeof(void*) * count);
2456
2457out:
2458	samplers->n_samplers = count;
2459	return pm4;
2460}
2461
2462static void si_bind_vs_sampler(struct pipe_context *ctx, unsigned count, void **states)
2463{
2464	struct r600_context *rctx = (struct r600_context *)ctx;
2465	struct si_pm4_state *pm4;
2466
2467	pm4 = si_bind_sampler(rctx, count, states, &rctx->vs_samplers,
2468			      R_00B130_SPI_SHADER_USER_DATA_VS_0);
2469	si_pm4_set_state(rctx, vs_sampler, pm4);
2470}
2471
2472static void si_bind_ps_sampler(struct pipe_context *ctx, unsigned count, void **states)
2473{
2474	struct r600_context *rctx = (struct r600_context *)ctx;
2475	struct si_pm4_state *pm4;
2476
2477	pm4 = si_bind_sampler(rctx, count, states, &rctx->ps_samplers,
2478			      R_00B030_SPI_SHADER_USER_DATA_PS_0);
2479	si_pm4_set_state(rctx, ps_sampler, pm4);
2480}
2481
2482static void si_set_sample_mask(struct pipe_context *pipe, unsigned sample_mask)
2483{
2484}
2485
2486static void si_delete_sampler_state(struct pipe_context *ctx, void *state)
2487{
2488	free(state);
2489}
2490
2491/*
2492 * Constants
2493 */
2494static void si_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
2495				   struct pipe_constant_buffer *cb)
2496{
2497	struct r600_context *rctx = (struct r600_context *)ctx;
2498	struct si_resource *rbuffer = cb ? si_resource(cb->buffer) : NULL;
2499	struct si_pm4_state *pm4;
2500	uint32_t offset;
2501	uint64_t va;
2502
2503	/* Note that the state tracker can unbind constant buffers by
2504	 * passing NULL here.
2505	 */
2506	if (cb == NULL || (!cb->buffer && !cb->user_buffer))
2507		return;
2508
2509	pm4 = CALLOC_STRUCT(si_pm4_state);
2510	si_pm4_inval_shader_cache(pm4);
2511
2512	if (cb->user_buffer)
2513		r600_upload_const_buffer(rctx, &rbuffer, cb->user_buffer, cb->buffer_size, &offset);
2514	else
2515		offset = 0;
2516	va = r600_resource_va(ctx->screen, (void*)rbuffer);
2517	va += offset;
2518
2519	si_pm4_add_bo(pm4, rbuffer, RADEON_USAGE_READ);
2520
2521	si_pm4_sh_data_begin(pm4);
2522
2523	/* Fill in a T# buffer resource description */
2524	si_pm4_sh_data_add(pm4, va);
2525	si_pm4_sh_data_add(pm4, (S_008F04_BASE_ADDRESS_HI(va >> 32) |
2526				 S_008F04_STRIDE(0)));
2527	si_pm4_sh_data_add(pm4, cb->buffer_size);
2528	si_pm4_sh_data_add(pm4, S_008F0C_DST_SEL_X(V_008F0C_SQ_SEL_X) |
2529				S_008F0C_DST_SEL_Y(V_008F0C_SQ_SEL_Y) |
2530				S_008F0C_DST_SEL_Z(V_008F0C_SQ_SEL_Z) |
2531				S_008F0C_DST_SEL_W(V_008F0C_SQ_SEL_W) |
2532				S_008F0C_NUM_FORMAT(V_008F0C_BUF_NUM_FORMAT_FLOAT) |
2533				S_008F0C_DATA_FORMAT(V_008F0C_BUF_DATA_FORMAT_32));
2534
2535	switch (shader) {
2536	case PIPE_SHADER_VERTEX:
2537        	si_pm4_sh_data_end(pm4, R_00B130_SPI_SHADER_USER_DATA_VS_0, SI_SGPR_CONST);
2538		si_pm4_set_state(rctx, vs_const, pm4);
2539		break;
2540
2541	case PIPE_SHADER_FRAGMENT:
2542        	si_pm4_sh_data_end(pm4, R_00B030_SPI_SHADER_USER_DATA_PS_0, SI_SGPR_CONST);
2543		si_pm4_set_state(rctx, ps_const, pm4);
2544		break;
2545
2546	default:
2547		R600_ERR("unsupported %d\n", shader);
2548		FREE(pm4);
2549	}
2550
2551	if (cb->buffer != &rbuffer->b.b)
2552		si_resource_reference(&rbuffer, NULL);
2553}
2554
2555/*
2556 * Vertex elements & buffers
2557 */
2558
2559static void *si_create_vertex_elements(struct pipe_context *ctx,
2560				       unsigned count,
2561				       const struct pipe_vertex_element *elements)
2562{
2563	struct si_vertex_element *v = CALLOC_STRUCT(si_vertex_element);
2564	int i;
2565
2566	assert(count < PIPE_MAX_ATTRIBS);
2567	if (!v)
2568		return NULL;
2569
2570	v->count = count;
2571	for (i = 0; i < count; ++i) {
2572		const struct util_format_description *desc;
2573		unsigned data_format, num_format;
2574		int first_non_void;
2575
2576		desc = util_format_description(elements[i].src_format);
2577		first_non_void = util_format_get_first_non_void_channel(elements[i].src_format);
2578		data_format = si_translate_vertexformat(ctx->screen, elements[i].src_format,
2579							desc, first_non_void);
2580
2581		switch (desc->channel[first_non_void].type) {
2582		case UTIL_FORMAT_TYPE_FIXED:
2583			num_format = V_008F0C_BUF_NUM_FORMAT_USCALED; /* XXX */
2584			break;
2585		case UTIL_FORMAT_TYPE_SIGNED:
2586			if (desc->channel[first_non_void].normalized)
2587				num_format = V_008F0C_BUF_NUM_FORMAT_SNORM;
2588			else if (desc->channel[first_non_void].pure_integer)
2589				num_format = V_008F0C_BUF_NUM_FORMAT_SINT;
2590			else
2591				num_format = V_008F0C_BUF_NUM_FORMAT_SSCALED;
2592			break;
2593		case UTIL_FORMAT_TYPE_UNSIGNED:
2594			if (desc->channel[first_non_void].normalized)
2595				num_format = V_008F0C_BUF_NUM_FORMAT_UNORM;
2596			else if (desc->channel[first_non_void].pure_integer)
2597				num_format = V_008F0C_BUF_NUM_FORMAT_UINT;
2598			else
2599				num_format = V_008F0C_BUF_NUM_FORMAT_USCALED;
2600			break;
2601		case UTIL_FORMAT_TYPE_FLOAT:
2602		default:
2603			num_format = V_008F14_IMG_NUM_FORMAT_FLOAT;
2604		}
2605
2606		v->rsrc_word3[i] = S_008F0C_DST_SEL_X(si_map_swizzle(desc->swizzle[0])) |
2607				   S_008F0C_DST_SEL_Y(si_map_swizzle(desc->swizzle[1])) |
2608				   S_008F0C_DST_SEL_Z(si_map_swizzle(desc->swizzle[2])) |
2609				   S_008F0C_DST_SEL_W(si_map_swizzle(desc->swizzle[3])) |
2610				   S_008F0C_NUM_FORMAT(num_format) |
2611				   S_008F0C_DATA_FORMAT(data_format);
2612	}
2613	memcpy(v->elements, elements, sizeof(struct pipe_vertex_element) * count);
2614
2615	return v;
2616}
2617
2618static void si_bind_vertex_elements(struct pipe_context *ctx, void *state)
2619{
2620	struct r600_context *rctx = (struct r600_context *)ctx;
2621	struct si_vertex_element *v = (struct si_vertex_element*)state;
2622
2623	rctx->vertex_elements = v;
2624}
2625
2626static void si_delete_vertex_element(struct pipe_context *ctx, void *state)
2627{
2628	struct r600_context *rctx = (struct r600_context *)ctx;
2629
2630	if (rctx->vertex_elements == state)
2631		rctx->vertex_elements = NULL;
2632	FREE(state);
2633}
2634
2635static void si_set_vertex_buffers(struct pipe_context *ctx, unsigned start_slot, unsigned count,
2636				  const struct pipe_vertex_buffer *buffers)
2637{
2638	struct r600_context *rctx = (struct r600_context *)ctx;
2639
2640	util_set_vertex_buffers_count(rctx->vertex_buffer, &rctx->nr_vertex_buffers, buffers, start_slot, count);
2641}
2642
2643static void si_set_index_buffer(struct pipe_context *ctx,
2644				const struct pipe_index_buffer *ib)
2645{
2646	struct r600_context *rctx = (struct r600_context *)ctx;
2647
2648	if (ib) {
2649		pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
2650	        memcpy(&rctx->index_buffer, ib, sizeof(*ib));
2651	} else {
2652		pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
2653	}
2654}
2655
2656/*
2657 * Misc
2658 */
2659static void si_set_polygon_stipple(struct pipe_context *ctx,
2660				   const struct pipe_poly_stipple *state)
2661{
2662}
2663
2664static void si_texture_barrier(struct pipe_context *ctx)
2665{
2666	struct r600_context *rctx = (struct r600_context *)ctx;
2667	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
2668
2669	si_pm4_inval_texture_cache(pm4);
2670	si_pm4_inval_fb_cache(pm4, rctx->framebuffer.nr_cbufs);
2671	si_pm4_set_state(rctx, texture_barrier, pm4);
2672}
2673
2674void si_init_state_functions(struct r600_context *rctx)
2675{
2676	rctx->context.create_blend_state = si_create_blend_state;
2677	rctx->context.bind_blend_state = si_bind_blend_state;
2678	rctx->context.delete_blend_state = si_delete_blend_state;
2679	rctx->context.set_blend_color = si_set_blend_color;
2680
2681	rctx->context.create_rasterizer_state = si_create_rs_state;
2682	rctx->context.bind_rasterizer_state = si_bind_rs_state;
2683	rctx->context.delete_rasterizer_state = si_delete_rs_state;
2684
2685	rctx->context.create_depth_stencil_alpha_state = si_create_dsa_state;
2686	rctx->context.bind_depth_stencil_alpha_state = si_bind_dsa_state;
2687	rctx->context.delete_depth_stencil_alpha_state = si_delete_dsa_state;
2688	rctx->custom_dsa_flush_depth_stencil = si_create_db_flush_dsa(rctx, true, true);
2689	rctx->custom_dsa_flush_depth = si_create_db_flush_dsa(rctx, true, false);
2690	rctx->custom_dsa_flush_stencil = si_create_db_flush_dsa(rctx, false, true);
2691	rctx->custom_dsa_flush_inplace = si_create_db_flush_dsa(rctx, false, false);
2692
2693	rctx->context.set_clip_state = si_set_clip_state;
2694	rctx->context.set_scissor_state = si_set_scissor_state;
2695	rctx->context.set_viewport_state = si_set_viewport_state;
2696	rctx->context.set_stencil_ref = si_set_pipe_stencil_ref;
2697
2698	rctx->context.set_framebuffer_state = si_set_framebuffer_state;
2699
2700	rctx->context.create_vs_state = si_create_vs_state;
2701	rctx->context.create_fs_state = si_create_fs_state;
2702	rctx->context.bind_vs_state = si_bind_vs_shader;
2703	rctx->context.bind_fs_state = si_bind_ps_shader;
2704	rctx->context.delete_vs_state = si_delete_vs_shader;
2705	rctx->context.delete_fs_state = si_delete_ps_shader;
2706
2707	rctx->context.create_sampler_state = si_create_sampler_state;
2708	rctx->context.bind_vertex_sampler_states = si_bind_vs_sampler;
2709	rctx->context.bind_fragment_sampler_states = si_bind_ps_sampler;
2710	rctx->context.delete_sampler_state = si_delete_sampler_state;
2711
2712	rctx->context.create_sampler_view = si_create_sampler_view;
2713	rctx->context.set_vertex_sampler_views = si_set_vs_sampler_view;
2714	rctx->context.set_fragment_sampler_views = si_set_ps_sampler_view;
2715	rctx->context.sampler_view_destroy = si_sampler_view_destroy;
2716
2717	rctx->context.set_sample_mask = si_set_sample_mask;
2718
2719	rctx->context.set_constant_buffer = si_set_constant_buffer;
2720
2721	rctx->context.create_vertex_elements_state = si_create_vertex_elements;
2722	rctx->context.bind_vertex_elements_state = si_bind_vertex_elements;
2723	rctx->context.delete_vertex_elements_state = si_delete_vertex_element;
2724	rctx->context.set_vertex_buffers = si_set_vertex_buffers;
2725	rctx->context.set_index_buffer = si_set_index_buffer;
2726
2727	rctx->context.create_stream_output_target = si_create_so_target;
2728	rctx->context.stream_output_target_destroy = si_so_target_destroy;
2729	rctx->context.set_stream_output_targets = si_set_so_targets;
2730
2731	rctx->context.texture_barrier = si_texture_barrier;
2732	rctx->context.set_polygon_stipple = si_set_polygon_stipple;
2733
2734	rctx->context.draw_vbo = si_draw_vbo;
2735}
2736
2737void si_init_config(struct r600_context *rctx)
2738{
2739	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
2740
2741	si_cmd_context_control(pm4);
2742
2743	si_pm4_set_reg(pm4, R_028A4C_PA_SC_MODE_CNTL_1, 0x0);
2744
2745	si_pm4_set_reg(pm4, R_028A10_VGT_OUTPUT_PATH_CNTL, 0x0);
2746	si_pm4_set_reg(pm4, R_028A14_VGT_HOS_CNTL, 0x0);
2747	si_pm4_set_reg(pm4, R_028A18_VGT_HOS_MAX_TESS_LEVEL, 0x0);
2748	si_pm4_set_reg(pm4, R_028A1C_VGT_HOS_MIN_TESS_LEVEL, 0x0);
2749	si_pm4_set_reg(pm4, R_028A20_VGT_HOS_REUSE_DEPTH, 0x0);
2750	si_pm4_set_reg(pm4, R_028A24_VGT_GROUP_PRIM_TYPE, 0x0);
2751	si_pm4_set_reg(pm4, R_028A28_VGT_GROUP_FIRST_DECR, 0x0);
2752	si_pm4_set_reg(pm4, R_028A2C_VGT_GROUP_DECR, 0x0);
2753	si_pm4_set_reg(pm4, R_028A30_VGT_GROUP_VECT_0_CNTL, 0x0);
2754	si_pm4_set_reg(pm4, R_028A34_VGT_GROUP_VECT_1_CNTL, 0x0);
2755	si_pm4_set_reg(pm4, R_028A38_VGT_GROUP_VECT_0_FMT_CNTL, 0x0);
2756	si_pm4_set_reg(pm4, R_028A3C_VGT_GROUP_VECT_1_FMT_CNTL, 0x0);
2757	si_pm4_set_reg(pm4, R_028A40_VGT_GS_MODE, 0x0);
2758	si_pm4_set_reg(pm4, R_028A84_VGT_PRIMITIVEID_EN, 0x0);
2759	si_pm4_set_reg(pm4, R_028A8C_VGT_PRIMITIVEID_RESET, 0x0);
2760	si_pm4_set_reg(pm4, R_028B94_VGT_STRMOUT_CONFIG, 0x0);
2761	si_pm4_set_reg(pm4, R_028B98_VGT_STRMOUT_BUFFER_CONFIG, 0x0);
2762	si_pm4_set_reg(pm4, R_028AA8_IA_MULTI_VGT_PARAM,
2763		       S_028AA8_SWITCH_ON_EOP(1) |
2764		       S_028AA8_PARTIAL_VS_WAVE_ON(1) |
2765		       S_028AA8_PRIMGROUP_SIZE(63));
2766	si_pm4_set_reg(pm4, R_028AB4_VGT_REUSE_OFF, 0x00000000);
2767	si_pm4_set_reg(pm4, R_028AB8_VGT_VTX_CNT_EN, 0x0);
2768	si_pm4_set_reg(pm4, R_008A14_PA_CL_ENHANCE, S_008A14_NUM_CLIP_SEQ(3) |
2769		       S_008A14_CLIP_VTX_REORDER_ENA(1));
2770
2771	si_pm4_set_reg(pm4, R_028B54_VGT_SHADER_STAGES_EN, 0);
2772	si_pm4_set_reg(pm4, R_028BD4_PA_SC_CENTROID_PRIORITY_0, 0x76543210);
2773	si_pm4_set_reg(pm4, R_028BD8_PA_SC_CENTROID_PRIORITY_1, 0xfedcba98);
2774
2775	si_pm4_set_reg(pm4, R_028804_DB_EQAA, 0x110000);
2776
2777	si_pm4_set_reg(pm4, R_02882C_PA_SU_PRIM_FILTER_CNTL, 0);
2778
2779	switch (rctx->screen->family) {
2780	case CHIP_TAHITI:
2781	case CHIP_PITCAIRN:
2782		si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x2a00126a);
2783		break;
2784	case CHIP_VERDE:
2785		si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x0000124a);
2786		break;
2787	case CHIP_OLAND:
2788		si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000082);
2789		break;
2790	case CHIP_HAINAN:
2791		si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000);
2792		break;
2793	default:
2794		si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000);
2795		break;
2796	}
2797
2798	si_pm4_set_state(rctx, init, pm4);
2799}
2800