1 /*
2 * Copyright (C) 2016 Rob Clark <robclark@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Rob Clark <robclark@freedesktop.org>
25 */
26
27 #ifndef FD5_DRAW_H_
28 #define FD5_DRAW_H_
29
30 #include "pipe/p_context.h"
31
32 #include "freedreno_draw.h"
33
34 /* some bits in common w/ a4xx: */
35 #include "a4xx/fd4_draw.h"
36
37 void fd5_draw_init(struct pipe_context *pctx);
38
39 static inline void
fd5_draw(struct fd_batch * batch,struct fd_ringbuffer * ring,enum pc_di_primtype primtype,enum pc_di_vis_cull_mode vismode,enum pc_di_src_sel src_sel,uint32_t count,uint32_t instances,enum a4xx_index_size idx_type,uint32_t idx_size,uint32_t idx_offset,struct pipe_resource * idx_buffer)40 fd5_draw(struct fd_batch *batch, struct fd_ringbuffer *ring,
41 enum pc_di_primtype primtype,
42 enum pc_di_vis_cull_mode vismode,
43 enum pc_di_src_sel src_sel, uint32_t count,
44 uint32_t instances, enum a4xx_index_size idx_type,
45 uint32_t idx_size, uint32_t idx_offset,
46 struct pipe_resource *idx_buffer)
47 {
48 /* for debug after a lock up, write a unique counter value
49 * to scratch7 for each draw, to make it easier to match up
50 * register dumps to cmdstream. The combination of IB
51 * (scratch6) and DRAW is enough to "triangulate" the
52 * particular draw that caused lockup.
53 */
54 emit_marker5(ring, 7);
55
56 OUT_PKT7(ring, CP_DRAW_INDX_OFFSET, idx_buffer ? 7 : 3);
57 if (vismode == USE_VISIBILITY) {
58 /* leave vis mode blank for now, it will be patched up when
59 * we know if we are binning or not
60 */
61 OUT_RINGP(ring, DRAW4(primtype, src_sel, idx_type, 0),
62 &batch->draw_patches);
63 } else {
64 OUT_RING(ring, DRAW4(primtype, src_sel, idx_type, vismode));
65 }
66 OUT_RING(ring, instances); /* NumInstances */
67 OUT_RING(ring, count); /* NumIndices */
68 if (idx_buffer) {
69 OUT_RING(ring, 0x0); /* XXX */
70 OUT_RELOC(ring, fd_resource(idx_buffer)->bo, idx_offset, 0, 0);
71 OUT_RING (ring, idx_size);
72 }
73
74 emit_marker5(ring, 7);
75
76 fd_reset_wfi(batch);
77 }
78
79 static inline void
fd5_draw_emit(struct fd_batch * batch,struct fd_ringbuffer * ring,enum pc_di_primtype primtype,enum pc_di_vis_cull_mode vismode,const struct pipe_draw_info * info)80 fd5_draw_emit(struct fd_batch *batch, struct fd_ringbuffer *ring,
81 enum pc_di_primtype primtype,
82 enum pc_di_vis_cull_mode vismode,
83 const struct pipe_draw_info *info)
84 {
85 struct pipe_resource *idx_buffer = NULL;
86 enum a4xx_index_size idx_type;
87 enum pc_di_src_sel src_sel;
88 uint32_t idx_size, idx_offset;
89
90 if (info->indexed) {
91 struct pipe_index_buffer *idx = &batch->ctx->indexbuf;
92
93 assert(!idx->user_buffer);
94
95 idx_buffer = idx->buffer;
96 idx_type = fd4_size2indextype(idx->index_size);
97 idx_size = idx->index_size * info->count;
98 idx_offset = idx->offset + (info->start * idx->index_size);
99 src_sel = DI_SRC_SEL_DMA;
100 } else {
101 idx_buffer = NULL;
102 idx_type = INDEX4_SIZE_32_BIT;
103 idx_size = 0;
104 idx_offset = 0;
105 src_sel = DI_SRC_SEL_AUTO_INDEX;
106 }
107
108 fd5_draw(batch, ring, primtype, vismode, src_sel,
109 info->count, info->instance_count,
110 idx_type, idx_size, idx_offset, idx_buffer);
111 }
112
113 #endif /* FD5_DRAW_H_ */
114