1 /*
2 * Copyright 2011-2013 Maarten Lankhorst
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 "nvc0/nvc0_video.h"
24
25 static void
nvc0_decoder_setup_ppp(struct nouveau_vp3_decoder * dec,struct nouveau_vp3_video_buffer * target,uint32_t low700)26 nvc0_decoder_setup_ppp(struct nouveau_vp3_decoder *dec, struct nouveau_vp3_video_buffer *target, uint32_t low700) {
27 struct nouveau_pushbuf *push = dec->pushbuf[2];
28
29 uint32_t stride_in = mb(dec->base.width);
30 uint32_t stride_out = mb(target->resources[0]->width0);
31 uint32_t dec_h = mb(dec->base.height);
32 uint32_t dec_w = mb(dec->base.width);
33 uint64_t in_addr;
34 uint32_t y2, cbcr, cbcr2, i;
35 struct nouveau_pushbuf_refn bo_refs[] = {
36 { NULL, NOUVEAU_BO_WR | NOUVEAU_BO_VRAM },
37 { NULL, NOUVEAU_BO_WR | NOUVEAU_BO_VRAM },
38 { dec->ref_bo, NOUVEAU_BO_RD | NOUVEAU_BO_VRAM },
39 #if NOUVEAU_VP3_DEBUG_FENCE
40 { dec->fence_bo, NOUVEAU_BO_WR | NOUVEAU_BO_GART },
41 #endif
42 };
43 unsigned num_refs = ARRAY_SIZE(bo_refs);
44
45 for (i = 0; i < 2; ++i) {
46 struct nv50_miptree *mt = (struct nv50_miptree *)target->resources[i];
47 bo_refs[i].bo = mt->base.bo;
48 }
49
50 nouveau_pushbuf_refn(push, bo_refs, num_refs);
51 nouveau_vp3_ycbcr_offsets(dec, &y2, &cbcr, &cbcr2);
52
53 BEGIN_NVC0(push, SUBC_PPP(0x700), 10);
54 in_addr = nouveau_vp3_video_addr(dec, target) >> 8;
55
56 PUSH_DATA (push, (stride_out << 24) | (stride_out << 16) | low700); // 700
57 PUSH_DATA (push, (stride_in << 24) | (stride_in << 16) | (dec_h << 8) | dec_w); // 704
58 assert(dec_w == stride_in);
59
60 /* Input: */
61 PUSH_DATA (push, in_addr); // 708
62 PUSH_DATA (push, in_addr + y2); // 70c
63 PUSH_DATA (push, in_addr + cbcr); // 710
64 PUSH_DATA (push, in_addr + cbcr2); // 714
65
66 for (i = 0; i < 2; ++i) {
67 struct nv50_miptree *mt = (struct nv50_miptree *)target->resources[i];
68
69 PUSH_DATA (push, mt->base.address >> 8);
70 PUSH_DATA (push, (mt->base.address + mt->total_size/2) >> 8);
71 mt->base.status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
72 }
73 }
74
75 static uint32_t
nvc0_decoder_vc1_ppp(struct nouveau_vp3_decoder * dec,struct pipe_vc1_picture_desc * desc,struct nouveau_vp3_video_buffer * target)76 nvc0_decoder_vc1_ppp(struct nouveau_vp3_decoder *dec, struct pipe_vc1_picture_desc *desc, struct nouveau_vp3_video_buffer *target) {
77 struct nouveau_pushbuf *push = dec->pushbuf[2];
78
79 nvc0_decoder_setup_ppp(dec, target, 0x1412);
80 assert(!desc->deblockEnable);
81 assert(!(dec->base.width & 0xf));
82 assert(!(dec->base.height & 0xf));
83
84 BEGIN_NVC0(push, SUBC_PPP(0x400), 1);
85 PUSH_DATA (push, desc->pquant << 11);
86
87 // 728 = wtf?
88 return 0x10;
89 }
90
91 void
nvc0_decoder_ppp(struct nouveau_vp3_decoder * dec,union pipe_desc desc,struct nouveau_vp3_video_buffer * target,unsigned comm_seq)92 nvc0_decoder_ppp(struct nouveau_vp3_decoder *dec, union pipe_desc desc, struct nouveau_vp3_video_buffer *target, unsigned comm_seq) {
93 enum pipe_video_format codec = u_reduce_video_profile(dec->base.profile);
94 struct nouveau_pushbuf *push = dec->pushbuf[2];
95 unsigned ppp_caps = 0x10;
96
97 nouveau_pushbuf_space(push, 32, 4, 0);
98
99 switch (codec) {
100 case PIPE_VIDEO_FORMAT_MPEG12: {
101 unsigned mpeg2 = dec->base.profile != PIPE_VIDEO_PROFILE_MPEG1;
102 nvc0_decoder_setup_ppp(dec, target, 0x1410 | mpeg2);
103 break;
104 }
105 case PIPE_VIDEO_FORMAT_MPEG4: nvc0_decoder_setup_ppp(dec, target, 0x1414); break;
106 case PIPE_VIDEO_FORMAT_VC1: ppp_caps = nvc0_decoder_vc1_ppp(dec, desc.vc1, target); break;
107 case PIPE_VIDEO_FORMAT_MPEG4_AVC: nvc0_decoder_setup_ppp(dec, target, 0x1413); break;
108 default: assert(0);
109 }
110 BEGIN_NVC0(push, SUBC_PPP(0x734), 2);
111 PUSH_DATA (push, comm_seq);
112 PUSH_DATA (push, ppp_caps);
113
114 #if NOUVEAU_VP3_DEBUG_FENCE
115 BEGIN_NVC0(push, SUBC_PPP(0x240), 3);
116 PUSH_DATAh(push, (dec->fence_bo->offset + 0x20));
117 PUSH_DATA (push, (dec->fence_bo->offset + 0x20));
118 PUSH_DATA (push, dec->fence_seq);
119
120 BEGIN_NVC0(push, SUBC_PPP(0x300), 1);
121 PUSH_DATA (push, 1);
122 PUSH_KICK (push);
123
124 {
125 unsigned spin = 0;
126
127 do {
128 usleep(100);
129 if ((spin++ & 0xff) == 0xff)
130 debug_printf("p%u: %u\n", dec->fence_seq, dec->fence_map[8]);
131 } while (dec->fence_seq > dec->fence_map[8]);
132 }
133 #else
134 BEGIN_NVC0(push, SUBC_PPP(0x300), 1);
135 PUSH_DATA (push, 0);
136 PUSH_KICK (push);
137 #endif
138 }
139