1 /*
2 * Copyright 2011-2013 Maarten Lankhorst, Ilia Mirkin
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 shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22
23 #include "nv50/nv98_video.h"
24
25 #if NOUVEAU_VP3_DEBUG_FENCE
dump_comm_bsp(struct comm * comm)26 static void dump_comm_bsp(struct comm *comm)
27 {
28 unsigned idx = comm->bsp_cur_index & 0xf;
29 debug_printf("Cur seq: %x, bsp byte ofs: %x\n", comm->bsp_cur_index, comm->byte_ofs);
30 debug_printf("Status: %08x, pos: %08x\n", comm->status[idx], comm->pos[idx]);
31 }
32 #endif
33
34 unsigned
nv98_decoder_bsp(struct nouveau_vp3_decoder * dec,union pipe_desc desc,struct nouveau_vp3_video_buffer * target,unsigned comm_seq,unsigned num_buffers,const void * const * data,const unsigned * num_bytes,unsigned * vp_caps,unsigned * is_ref,struct nouveau_vp3_video_buffer * refs[16])35 nv98_decoder_bsp(struct nouveau_vp3_decoder *dec, union pipe_desc desc,
36 struct nouveau_vp3_video_buffer *target,
37 unsigned comm_seq, unsigned num_buffers,
38 const void *const *data, const unsigned *num_bytes,
39 unsigned *vp_caps, unsigned *is_ref,
40 struct nouveau_vp3_video_buffer *refs[16])
41 {
42 struct nouveau_pushbuf *push = dec->pushbuf[0];
43 enum pipe_video_format codec = u_reduce_video_profile(dec->base.profile);
44 uint32_t bsp_addr, comm_addr, inter_addr;
45 uint32_t slice_size, bucket_size, ring_size, bsp_size;
46 uint32_t caps, i;
47 int ret;
48 struct nouveau_bo *bsp_bo = dec->bsp_bo[comm_seq % NOUVEAU_VP3_VIDEO_QDEPTH];
49 struct nouveau_bo *inter_bo = dec->inter_bo[comm_seq & 1];
50 struct nouveau_pushbuf_refn bo_refs[] = {
51 { bsp_bo, NOUVEAU_BO_RD | NOUVEAU_BO_VRAM },
52 { inter_bo, NOUVEAU_BO_WR | NOUVEAU_BO_VRAM },
53 #if NOUVEAU_VP3_DEBUG_FENCE
54 { dec->fence_bo, NOUVEAU_BO_WR | NOUVEAU_BO_GART },
55 #endif
56 { dec->bitplane_bo, NOUVEAU_BO_RDWR | NOUVEAU_BO_VRAM },
57 };
58 int num_refs = ARRAY_SIZE(bo_refs);
59
60 if (!dec->bitplane_bo)
61 num_refs--;
62
63 bsp_size = NOUVEAU_VP3_BSP_RESERVED_SIZE;
64 for (i = 0; i < num_buffers; i++)
65 bsp_size += num_bytes[i];
66 bsp_size += 256; /* the 4 end markers */
67
68 if (!bsp_bo || bsp_size > bsp_bo->size) {
69 struct nouveau_bo *tmp_bo = NULL;
70
71 /* round up to the nearest mb */
72 bsp_size += (1 << 20) - 1;
73 bsp_size &= ~((1 << 20) - 1);
74
75 ret = nouveau_bo_new(dec->client->device, NOUVEAU_BO_VRAM, 0, bsp_size, NULL, &tmp_bo);
76 if (ret) {
77 debug_printf("reallocating bsp %u -> %u failed with %i\n",
78 bsp_bo ? (unsigned)bsp_bo->size : 0, bsp_size, ret);
79 return -1;
80 }
81 nouveau_bo_ref(NULL, &bsp_bo);
82 bo_refs[0].bo = dec->bsp_bo[comm_seq % NOUVEAU_VP3_VIDEO_QDEPTH] = bsp_bo = tmp_bo;
83 }
84
85 if (!inter_bo || bsp_bo->size * 4 > inter_bo->size) {
86 struct nouveau_bo *tmp_bo = NULL;
87
88 ret = nouveau_bo_new(dec->client->device, NOUVEAU_BO_VRAM, 0, bsp_bo->size * 4, NULL, &tmp_bo);
89 if (ret) {
90 debug_printf("reallocating inter %u -> %u failed with %i\n",
91 inter_bo ? (unsigned)inter_bo->size : 0, (unsigned)bsp_bo->size * 4, ret);
92 return -1;
93 }
94 nouveau_bo_ref(NULL, &inter_bo);
95 bo_refs[1].bo = dec->inter_bo[comm_seq & 1] = inter_bo = tmp_bo;
96 }
97
98 ret = nouveau_bo_map(bsp_bo, NOUVEAU_BO_WR, dec->client);
99 if (ret) {
100 debug_printf("map failed: %i %s\n", ret, strerror(-ret));
101 return -1;
102 }
103
104 nouveau_vp3_bsp_begin(dec);
105 nouveau_vp3_bsp_next(dec, num_buffers, data, num_bytes);
106 caps = nouveau_vp3_bsp_end(dec, desc);
107
108 nouveau_vp3_vp_caps(dec, desc, target, comm_seq, vp_caps, is_ref, refs);
109
110 nouveau_pushbuf_space(push, 32, num_refs, 0);
111 nouveau_pushbuf_refn(push, bo_refs, num_refs);
112
113 bsp_addr = bsp_bo->offset >> 8;
114 inter_addr = inter_bo->offset >> 8;
115
116 #if NOUVEAU_VP3_DEBUG_FENCE
117 memset(dec->comm, 0, 0x200);
118 comm_addr = (dec->fence_bo->offset + COMM_OFFSET) >> 8;
119 #else
120 comm_addr = bsp_addr + (COMM_OFFSET>>8);
121 #endif
122
123 BEGIN_NV04(push, SUBC_BSP(0x700), 5);
124 PUSH_DATA (push, caps); // 700 cmd
125 PUSH_DATA (push, bsp_addr + 1); // 704 strparm_bsp
126 PUSH_DATA (push, bsp_addr + 7); // 708 str addr
127 PUSH_DATA (push, comm_addr); // 70c comm
128 PUSH_DATA (push, comm_seq); // 710 seq
129
130 if (codec != PIPE_VIDEO_FORMAT_MPEG4_AVC) {
131 u32 bitplane_addr;
132 int mpeg12 = (codec == PIPE_VIDEO_FORMAT_MPEG12);
133
134 bitplane_addr = dec->bitplane_bo->offset >> 8;
135
136 nouveau_vp3_inter_sizes(dec, 1, &slice_size, &bucket_size, &ring_size);
137 BEGIN_NV04(push, SUBC_BSP(0x400), mpeg12 ? 5 : 7);
138 PUSH_DATA (push, bsp_addr); // 400 picparm addr
139 PUSH_DATA (push, inter_addr); // 404 interparm addr
140 PUSH_DATA (push, inter_addr + slice_size + bucket_size); // 408 interdata addr
141 PUSH_DATA (push, ring_size << 8); // 40c interdata_size
142 if (!mpeg12) {
143 PUSH_DATA (push, bitplane_addr); // 410 BITPLANE_DATA
144 PUSH_DATA (push, 0x400); // 414 BITPLANE_DATA_SIZE
145 }
146 PUSH_DATA (push, 0); // dma idx
147 } else {
148 nouveau_vp3_inter_sizes(dec, desc.h264->slice_count, &slice_size, &bucket_size, &ring_size);
149 BEGIN_NV04(push, SUBC_BSP(0x400), 8);
150 PUSH_DATA (push, bsp_addr); // 400 picparm addr
151 PUSH_DATA (push, inter_addr); // 404 interparm addr
152 PUSH_DATA (push, slice_size << 8); // 408 interparm size?
153 PUSH_DATA (push, inter_addr + slice_size + bucket_size); // 40c interdata addr
154 PUSH_DATA (push, ring_size << 8); // 410 interdata size
155 PUSH_DATA (push, inter_addr + slice_size); // 414 bucket?
156 PUSH_DATA (push, bucket_size << 8); // 418 bucket size? unshifted..
157 PUSH_DATA (push, 0); // 41c targets
158 // TODO: Double check 414 / 418 with nvidia trace
159 }
160
161 #if NOUVEAU_VP3_DEBUG_FENCE
162 BEGIN_NV04(push, SUBC_BSP(0x240), 3);
163 PUSH_DATAh(push, dec->fence_bo->offset);
164 PUSH_DATA (push, dec->fence_bo->offset);
165 PUSH_DATA (push, dec->fence_seq);
166
167 BEGIN_NV04(push, SUBC_BSP(0x300), 1);
168 PUSH_DATA (push, 1);
169 PUSH_KICK (push);
170
171 {
172 unsigned spin = 0;
173 do {
174 usleep(100);
175 if ((spin++ & 0xff) == 0xff) {
176 debug_printf("b%u: %u\n", dec->fence_seq, dec->fence_map[0]);
177 dump_comm_bsp(dec->comm);
178 }
179 } while (dec->fence_seq > dec->fence_map[0]);
180 }
181
182 dump_comm_bsp(dec->comm);
183 return dec->comm->status[comm_seq & 0xf];
184 #else
185 BEGIN_NV04(push, SUBC_BSP(0x300), 1);
186 PUSH_DATA (push, 0);
187 PUSH_KICK (push);
188 return 2;
189 #endif
190 }
191