2 * Copyright 2011-2013 Maarten Lankhorst
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 shall be included in
12 * all copies or substantial portions of the Software.
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.
23 #include "nvc0/nvc0_video.h"
25 #if NOUVEAU_VP3_DEBUG_FENCE
26 static void dump_comm_bsp(struct comm
*comm
)
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
]);
35 nvc0_decoder_bsp_begin(struct nouveau_vp3_decoder
*dec
, unsigned comm_seq
)
37 struct nouveau_bo
*bsp_bo
= dec
->bsp_bo
[comm_seq
% NOUVEAU_VP3_VIDEO_QDEPTH
];
40 ret
= nouveau_bo_map(bsp_bo
, NOUVEAU_BO_WR
, dec
->client
);
42 debug_printf("map failed: %i %s\n", ret
, strerror(-ret
));
46 nouveau_vp3_bsp_begin(dec
);
52 nvc0_decoder_bsp_next(struct nouveau_vp3_decoder
*dec
,
53 unsigned comm_seq
, unsigned num_buffers
,
54 const void *const *data
, const unsigned *num_bytes
)
56 struct nouveau_bo
*bsp_bo
= dec
->bsp_bo
[comm_seq
% NOUVEAU_VP3_VIDEO_QDEPTH
];
57 struct nouveau_bo
*inter_bo
= dec
->inter_bo
[comm_seq
& 1];
58 uint32_t bsp_size
= 0;
62 bsp_size
= dec
->bsp_ptr
- (char *)bsp_bo
->map
;
63 for (i
= 0; i
< num_buffers
; i
++)
64 bsp_size
+= num_bytes
[i
];
65 bsp_size
+= 256; /* the 4 end markers */
67 if (bsp_size
> bsp_bo
->size
) {
68 union nouveau_bo_config cfg
;
69 struct nouveau_bo
*tmp_bo
= NULL
;
71 cfg
.nvc0
.tile_mode
= 0x10;
72 cfg
.nvc0
.memtype
= 0xfe;
74 /* round up to the nearest mb */
75 bsp_size
+= (1 << 20) - 1;
76 bsp_size
&= ~((1 << 20) - 1);
78 ret
= nouveau_bo_new(dec
->client
->device
, NOUVEAU_BO_VRAM
, 0, bsp_size
, &cfg
, &tmp_bo
);
80 debug_printf("reallocating bsp %u -> %u failed with %i\n",
81 bsp_bo
? (unsigned)bsp_bo
->size
: 0, bsp_size
, ret
);
85 ret
= nouveau_bo_map(tmp_bo
, NOUVEAU_BO_WR
, dec
->client
);
87 debug_printf("map failed: %i %s\n", ret
, strerror(-ret
));
91 /* Preserve previous buffer. */
92 /* TODO: offload this copy to the GPU, as otherwise we're reading and
94 memcpy(tmp_bo
->map
, bsp_bo
->map
, bsp_bo
->size
);
96 /* update position to current chunk */
97 dec
->bsp_ptr
= tmp_bo
->map
+ (dec
->bsp_ptr
- (char *)bsp_bo
->map
);
99 nouveau_bo_ref(NULL
, &bsp_bo
);
100 dec
->bsp_bo
[comm_seq
% NOUVEAU_VP3_VIDEO_QDEPTH
] = bsp_bo
= tmp_bo
;
103 if (!inter_bo
|| bsp_bo
->size
* 4 > inter_bo
->size
) {
104 union nouveau_bo_config cfg
;
105 struct nouveau_bo
*tmp_bo
= NULL
;
107 cfg
.nvc0
.tile_mode
= 0x10;
108 cfg
.nvc0
.memtype
= 0xfe;
110 ret
= nouveau_bo_new(dec
->client
->device
, NOUVEAU_BO_VRAM
, 0, bsp_bo
->size
* 4, &cfg
, &tmp_bo
);
112 debug_printf("reallocating inter %u -> %u failed with %i\n",
113 inter_bo
? (unsigned)inter_bo
->size
: 0, (unsigned)bsp_bo
->size
* 4, ret
);
117 ret
= nouveau_bo_map(tmp_bo
, NOUVEAU_BO_WR
, dec
->client
);
119 debug_printf("map failed: %i %s\n", ret
, strerror(-ret
));
123 nouveau_bo_ref(NULL
, &inter_bo
);
124 dec
->inter_bo
[comm_seq
& 1] = inter_bo
= tmp_bo
;
127 nouveau_vp3_bsp_next(dec
, num_buffers
, data
, num_bytes
);
134 nvc0_decoder_bsp_end(struct nouveau_vp3_decoder
*dec
, union pipe_desc desc
,
135 struct nouveau_vp3_video_buffer
*target
, unsigned comm_seq
,
136 unsigned *vp_caps
, unsigned *is_ref
,
137 struct nouveau_vp3_video_buffer
*refs
[16])
139 struct nouveau_pushbuf
*push
= dec
->pushbuf
[0];
140 enum pipe_video_format codec
= u_reduce_video_profile(dec
->base
.profile
);
141 uint32_t bsp_addr
, comm_addr
, inter_addr
;
142 uint32_t slice_size
, bucket_size
, ring_size
;
144 struct nouveau_bo
*bsp_bo
= dec
->bsp_bo
[comm_seq
% NOUVEAU_VP3_VIDEO_QDEPTH
];
145 struct nouveau_bo
*inter_bo
= dec
->inter_bo
[comm_seq
& 1];
146 struct nouveau_pushbuf_refn bo_refs
[] = {
147 { bsp_bo
, NOUVEAU_BO_RD
| NOUVEAU_BO_VRAM
},
148 { inter_bo
, NOUVEAU_BO_WR
| NOUVEAU_BO_VRAM
},
149 #if NOUVEAU_VP3_DEBUG_FENCE
150 { dec
->fence_bo
, NOUVEAU_BO_WR
| NOUVEAU_BO_GART
},
152 { dec
->bitplane_bo
, NOUVEAU_BO_RDWR
| NOUVEAU_BO_VRAM
},
154 int num_refs
= ARRAY_SIZE(bo_refs
);
156 if (!dec
->bitplane_bo
)
159 caps
= nouveau_vp3_bsp_end(dec
, desc
);
161 nouveau_vp3_vp_caps(dec
, desc
, target
, comm_seq
, vp_caps
, is_ref
, refs
);
163 nouveau_pushbuf_space(push
, 32, num_refs
, 0);
164 nouveau_pushbuf_refn(push
, bo_refs
, num_refs
);
166 bsp_addr
= bsp_bo
->offset
>> 8;
167 inter_addr
= inter_bo
->offset
>> 8;
169 #if NOUVEAU_VP3_DEBUG_FENCE
170 memset(dec
->comm
, 0, 0x200);
171 comm_addr
= (dec
->fence_bo
->offset
+ COMM_OFFSET
) >> 8;
173 comm_addr
= bsp_addr
+ (COMM_OFFSET
>>8);
176 BEGIN_NVC0(push
, SUBC_BSP(0x700), 5);
177 PUSH_DATA (push
, caps
); // 700 cmd
178 PUSH_DATA (push
, bsp_addr
+ 1); // 704 strparm_bsp
179 PUSH_DATA (push
, bsp_addr
+ 7); // 708 str addr
180 PUSH_DATA (push
, comm_addr
); // 70c comm
181 PUSH_DATA (push
, comm_seq
); // 710 seq
183 if (codec
!= PIPE_VIDEO_FORMAT_MPEG4_AVC
) {
186 bitplane_addr
= dec
->bitplane_bo
->offset
>> 8;
188 nouveau_vp3_inter_sizes(dec
, 1, &slice_size
, &bucket_size
, &ring_size
);
189 BEGIN_NVC0(push
, SUBC_BSP(0x400), 6);
190 PUSH_DATA (push
, bsp_addr
); // 400 picparm addr
191 PUSH_DATA (push
, inter_addr
); // 404 interparm addr
192 PUSH_DATA (push
, inter_addr
+ slice_size
+ bucket_size
); // 408 interdata addr
193 PUSH_DATA (push
, ring_size
<< 8); // 40c interdata_size
194 PUSH_DATA (push
, bitplane_addr
); // 410 BITPLANE_DATA
195 PUSH_DATA (push
, 0x400); // 414 BITPLANE_DATA_SIZE
197 nouveau_vp3_inter_sizes(dec
, desc
.h264
->slice_count
, &slice_size
, &bucket_size
, &ring_size
);
198 BEGIN_NVC0(push
, SUBC_BSP(0x400), 8);
199 PUSH_DATA (push
, bsp_addr
); // 400 picparm addr
200 PUSH_DATA (push
, inter_addr
); // 404 interparm addr
201 PUSH_DATA (push
, slice_size
<< 8); // 408 interparm size?
202 PUSH_DATA (push
, inter_addr
+ slice_size
+ bucket_size
); // 40c interdata addr
203 PUSH_DATA (push
, ring_size
<< 8); // 410 interdata size
204 PUSH_DATA (push
, inter_addr
+ slice_size
); // 414 bucket?
205 PUSH_DATA (push
, bucket_size
<< 8); // 418 bucket size? unshifted..
206 PUSH_DATA (push
, 0); // 41c targets
207 // TODO: Double check 414 / 418 with nvidia trace
210 #if NOUVEAU_VP3_DEBUG_FENCE
211 BEGIN_NVC0(push
, SUBC_BSP(0x240), 3);
212 PUSH_DATAh(push
, dec
->fence_bo
->offset
);
213 PUSH_DATA (push
, dec
->fence_bo
->offset
);
214 PUSH_DATA (push
, dec
->fence_seq
);
216 BEGIN_NVC0(push
, SUBC_BSP(0x300), 1);
224 if ((spin
++ & 0xff) == 0xff) {
225 debug_printf("b%u: %u\n", dec
->fence_seq
, dec
->fence_map
[0]);
226 dump_comm_bsp(dec
->comm
);
228 } while (dec
->fence_seq
> dec
->fence_map
[0]);
231 dump_comm_bsp(dec
->comm
);
232 return dec
->comm
->status
[comm_seq
& 0xf];
234 BEGIN_NVC0(push
, SUBC_BSP(0x300), 1);