1/*
2 * Copyright 2013 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#ifndef NV84_VIDEO_H_
24#define NV84_VIDEO_H_
25
26#include "vl/vl_decoder.h"
27#include "vl/vl_video_buffer.h"
28#include "vl/vl_types.h"
29
30#include "vl/vl_mpeg12_bitstream.h"
31
32#include "util/u_video.h"
33
34#include "nv50/nv50_context.h"
35
36/* These are expected to be on their own pushbufs */
37#define SUBC_BSP(m) 2, (m)
38#define SUBC_VP(m) 2, (m)
39
40union pipe_desc {
41   struct pipe_picture_desc *base;
42   struct pipe_mpeg12_picture_desc *mpeg12;
43   struct pipe_mpeg4_picture_desc *mpeg4;
44   struct pipe_vc1_picture_desc *vc1;
45   struct pipe_h264_picture_desc *h264;
46};
47
48struct nv84_video_buffer {
49   struct pipe_video_buffer base;
50   struct pipe_resource *resources[VL_NUM_COMPONENTS];
51   struct pipe_sampler_view *sampler_view_planes[VL_NUM_COMPONENTS];
52   struct pipe_sampler_view *sampler_view_components[VL_NUM_COMPONENTS];
53   struct pipe_surface *surfaces[VL_NUM_COMPONENTS * 2];
54
55   struct nouveau_bo *interlaced, *full;
56   int mvidx;
57   unsigned frame_num, frame_num_max;
58};
59
60struct nv84_decoder {
61   struct pipe_video_codec base;
62   struct nouveau_client *client;
63   struct nouveau_object *bsp_channel, *vp_channel, *bsp, *vp;
64   struct nouveau_pushbuf *bsp_pushbuf, *vp_pushbuf;
65   struct nouveau_bufctx *bsp_bufctx, *vp_bufctx;
66
67   struct nouveau_bo *bsp_fw, *bsp_data;
68   struct nouveau_bo *vp_fw, *vp_data;
69   struct nouveau_bo *mbring, *vpring;
70
71   /*
72    * states:
73    *  0: init
74    *  1: vpring/mbring cleared, bsp is ready
75    *  2: bsp is done, vp is ready
76    * and then vp it back to 1
77    */
78   struct nouveau_bo *fence;
79
80   struct nouveau_bo *bitstream;
81   struct nouveau_bo *vp_params;
82
83   size_t vp_fw2_offset;
84
85   unsigned frame_mbs, frame_size;
86   /* VPRING layout:
87        RESIDUAL
88        CTRL
89        DEBLOCK
90        0x1000
91   */
92   unsigned vpring_deblock, vpring_residual, vpring_ctrl;
93
94
95   struct vl_mpg12_bs *mpeg12_bs;
96
97   struct nouveau_bo *mpeg12_bo;
98   void *mpeg12_mb_info;
99   uint16_t *mpeg12_data;
100   const int *zscan;
101   uint8_t mpeg12_intra_matrix[64];
102   uint8_t mpeg12_non_intra_matrix[64];
103};
104
105static inline uint32_t mb(uint32_t coord)
106{
107   return (coord + 0xf)>>4;
108}
109
110static inline uint32_t mb_half(uint32_t coord)
111{
112   return (coord + 0x1f)>>5;
113}
114
115int
116nv84_decoder_bsp(struct nv84_decoder *dec,
117                 struct pipe_h264_picture_desc *desc,
118                 unsigned num_buffers,
119                 const void *const *data,
120                 const unsigned *num_bytes,
121                 struct nv84_video_buffer *dest);
122
123void
124nv84_decoder_vp_h264(struct nv84_decoder *dec,
125                     struct pipe_h264_picture_desc *desc,
126                     struct nv84_video_buffer *dest);
127
128void
129nv84_decoder_vp_mpeg12_mb(struct nv84_decoder *dec,
130                          struct pipe_mpeg12_picture_desc *desc,
131                          const struct pipe_mpeg12_macroblock *mb);
132
133void
134nv84_decoder_vp_mpeg12(struct nv84_decoder *dec,
135                       struct pipe_mpeg12_picture_desc *desc,
136                       struct nv84_video_buffer *dest);
137
138#endif
139