2 * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
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
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * Rob Clark <robclark@freedesktop.org>
30 #include "pipe/p_context.h"
32 #include "freedreno_draw.h"
34 void fd4_draw_init(struct pipe_context
*pctx
);
36 /* draw packet changed on a4xx, so cannot reuse one from a2xx/a3xx.. */
38 static inline uint32_t DRAW4(enum pc_di_primtype prim_type
,
39 enum pc_di_src_sel source_select
, enum a4xx_index_size index_size
,
40 enum pc_di_vis_cull_mode vis_cull_mode
)
42 return CP_DRAW_INDX_OFFSET_0_PRIM_TYPE(prim_type
) |
43 CP_DRAW_INDX_OFFSET_0_SOURCE_SELECT(source_select
) |
44 CP_DRAW_INDX_OFFSET_0_INDEX_SIZE(index_size
) |
45 CP_DRAW_INDX_OFFSET_0_VIS_CULL(vis_cull_mode
);
49 fd4_draw(struct fd_batch
*batch
, struct fd_ringbuffer
*ring
,
50 enum pc_di_primtype primtype
,
51 enum pc_di_vis_cull_mode vismode
,
52 enum pc_di_src_sel src_sel
, uint32_t count
,
53 uint32_t instances
, enum a4xx_index_size idx_type
,
54 uint32_t max_indices
, uint32_t idx_offset
,
55 struct pipe_resource
*idx_buffer
)
57 /* for debug after a lock up, write a unique counter value
58 * to scratch7 for each draw, to make it easier to match up
59 * register dumps to cmdstream. The combination of IB
60 * (scratch6) and DRAW is enough to "triangulate" the
61 * particular draw that caused lockup.
65 OUT_PKT3(ring
, CP_DRAW_INDX_OFFSET
, idx_buffer
? 6 : 3);
66 if (vismode
== USE_VISIBILITY
) {
67 /* leave vis mode blank for now, it will be patched up when
68 * we know if we are binning or not
70 OUT_RINGP(ring
, DRAW4(primtype
, src_sel
, idx_type
, 0),
71 &batch
->draw_patches
);
73 OUT_RING(ring
, DRAW4(primtype
, src_sel
, idx_type
, vismode
));
75 OUT_RING(ring
, instances
); /* NumInstances */
76 OUT_RING(ring
, count
); /* NumIndices */
78 OUT_RING(ring
, 0x0); /* XXX */
79 OUT_RELOC(ring
, fd_resource(idx_buffer
)->bo
, idx_offset
, 0, 0);
80 OUT_RING (ring
, max_indices
);
89 fd4_draw_emit(struct fd_batch
*batch
, struct fd_ringbuffer
*ring
,
90 enum pc_di_primtype primtype
,
91 enum pc_di_vis_cull_mode vismode
,
92 const struct pipe_draw_info
*info
,
93 unsigned index_offset
)
95 struct pipe_resource
*idx_buffer
= NULL
;
96 enum a4xx_index_size idx_type
;
97 enum pc_di_src_sel src_sel
;
98 uint32_t idx_size
, idx_offset
;
100 if (info
->indirect
) {
101 struct fd_resource
*ind
= fd_resource(info
->indirect
->buffer
);
103 emit_marker(ring
, 7);
105 if (info
->index_size
) {
106 struct pipe_resource
*idx
= info
->index
.resource
;
108 OUT_PKT3(ring
, CP_DRAW_INDX_INDIRECT
, 4);
109 OUT_RINGP(ring
, DRAW4(primtype
, DI_SRC_SEL_DMA
,
110 fd4_size2indextype(info
->index_size
), 0),
111 &batch
->draw_patches
);
112 OUT_RELOC(ring
, fd_resource(idx
)->bo
, index_offset
, 0, 0);
113 OUT_RING(ring
, A4XX_CP_DRAW_INDX_INDIRECT_2_INDX_SIZE(
114 idx
->width0
- index_offset
));
115 OUT_RELOC(ring
, ind
->bo
, info
->indirect
->offset
, 0, 0);
117 OUT_PKT3(ring
, CP_DRAW_INDIRECT
, 2);
118 OUT_RINGP(ring
, DRAW4(primtype
, DI_SRC_SEL_AUTO_INDEX
, 0, 0),
119 &batch
->draw_patches
);
120 OUT_RELOC(ring
, ind
->bo
, info
->indirect
->offset
, 0, 0);
123 emit_marker(ring
, 7);
129 if (info
->index_size
) {
130 assert(!info
->has_user_indices
);
132 idx_buffer
= info
->index
.resource
;
133 idx_type
= fd4_size2indextype(info
->index_size
);
134 idx_size
= info
->index_size
* info
->count
;
135 idx_offset
= index_offset
+ info
->start
* info
->index_size
;
136 src_sel
= DI_SRC_SEL_DMA
;
139 idx_type
= INDEX4_SIZE_32_BIT
;
142 src_sel
= DI_SRC_SEL_AUTO_INDEX
;
145 fd4_draw(batch
, ring
, primtype
, vismode
, src_sel
,
146 info
->count
, info
->instance_count
,
147 idx_type
, idx_size
, idx_offset
, idx_buffer
);
150 #endif /* FD4_DRAW_H_ */