xref: /linux/drivers/media/platform/verisilicon/sama5d4_vdec_hw.c (revision 9e56ff53b4115875667760445b028357848b4748)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Hantro VDEC driver
4  *
5  * Copyright (C) 2021 Collabora Ltd, Emil Velikov <emil.velikov@collabora.com>
6  */
7 
8 #include "hantro.h"
9 
10 /*
11  * Supported formats.
12  */
13 
14 static const struct hantro_fmt sama5d4_vdec_postproc_fmts[] = {
15 	{
16 		.fourcc = V4L2_PIX_FMT_YUYV,
17 		.codec_mode = HANTRO_MODE_NONE,
18 		.postprocessed = true,
19 		.frmsize = {
20 			.min_width = FMT_MIN_WIDTH,
21 			.max_width = FMT_HD_WIDTH,
22 			.step_width = MB_DIM,
23 			.min_height = FMT_MIN_HEIGHT,
24 			.max_height = FMT_HD_HEIGHT,
25 			.step_height = MB_DIM,
26 		},
27 	},
28 };
29 
30 static const struct hantro_fmt sama5d4_vdec_fmts[] = {
31 	{
32 		.fourcc = V4L2_PIX_FMT_NV12,
33 		.codec_mode = HANTRO_MODE_NONE,
34 		.frmsize = {
35 			.min_width = FMT_MIN_WIDTH,
36 			.max_width = FMT_HD_WIDTH,
37 			.step_width = MB_DIM,
38 			.min_height = FMT_MIN_HEIGHT,
39 			.max_height = FMT_HD_HEIGHT,
40 			.step_height = MB_DIM,
41 		},
42 	},
43 	{
44 		.fourcc = V4L2_PIX_FMT_MPEG2_SLICE,
45 		.codec_mode = HANTRO_MODE_MPEG2_DEC,
46 		.max_depth = 2,
47 		.frmsize = {
48 			.min_width = FMT_MIN_WIDTH,
49 			.max_width = FMT_HD_WIDTH,
50 			.step_width = MB_DIM,
51 			.min_height = FMT_MIN_HEIGHT,
52 			.max_height = FMT_HD_HEIGHT,
53 			.step_height = MB_DIM,
54 		},
55 	},
56 	{
57 		.fourcc = V4L2_PIX_FMT_VP8_FRAME,
58 		.codec_mode = HANTRO_MODE_VP8_DEC,
59 		.max_depth = 2,
60 		.frmsize = {
61 			.min_width = FMT_MIN_WIDTH,
62 			.max_width = FMT_HD_WIDTH,
63 			.step_width = MB_DIM,
64 			.min_height = FMT_MIN_HEIGHT,
65 			.max_height = FMT_HD_HEIGHT,
66 			.step_height = MB_DIM,
67 		},
68 	},
69 	{
70 		.fourcc = V4L2_PIX_FMT_H264_SLICE,
71 		.codec_mode = HANTRO_MODE_H264_DEC,
72 		.max_depth = 2,
73 		.frmsize = {
74 			.min_width = FMT_MIN_WIDTH,
75 			.max_width = FMT_HD_WIDTH,
76 			.step_width = MB_DIM,
77 			.min_height = FMT_MIN_HEIGHT,
78 			.max_height = FMT_HD_HEIGHT,
79 			.step_height = MB_DIM,
80 		},
81 	},
82 };
83 
84 /*
85  * Supported codec ops.
86  */
87 
88 static const struct hantro_codec_ops sama5d4_vdec_codec_ops[] = {
89 	[HANTRO_MODE_MPEG2_DEC] = {
90 		.run = hantro_g1_mpeg2_dec_run,
91 		.reset = hantro_g1_reset,
92 		.init = hantro_mpeg2_dec_init,
93 		.exit = hantro_mpeg2_dec_exit,
94 	},
95 	[HANTRO_MODE_VP8_DEC] = {
96 		.run = hantro_g1_vp8_dec_run,
97 		.reset = hantro_g1_reset,
98 		.init = hantro_vp8_dec_init,
99 		.exit = hantro_vp8_dec_exit,
100 	},
101 	[HANTRO_MODE_H264_DEC] = {
102 		.run = hantro_g1_h264_dec_run,
103 		.reset = hantro_g1_reset,
104 		.init = hantro_h264_dec_init,
105 		.exit = hantro_h264_dec_exit,
106 	},
107 };
108 
109 static const struct hantro_irq sama5d4_irqs[] = {
110 	{ "vdec", hantro_g1_irq },
111 };
112 
113 static const char * const sama5d4_clk_names[] = { "vdec_clk" };
114 
115 const struct hantro_variant sama5d4_vdec_variant = {
116 	.dec_fmts = sama5d4_vdec_fmts,
117 	.num_dec_fmts = ARRAY_SIZE(sama5d4_vdec_fmts),
118 	.postproc_fmts = sama5d4_vdec_postproc_fmts,
119 	.num_postproc_fmts = ARRAY_SIZE(sama5d4_vdec_postproc_fmts),
120 	.postproc_ops = &hantro_g1_postproc_ops,
121 	.codec = HANTRO_MPEG2_DECODER | HANTRO_VP8_DECODER |
122 		 HANTRO_H264_DECODER,
123 	.codec_ops = sama5d4_vdec_codec_ops,
124 	.irqs = sama5d4_irqs,
125 	.num_irqs = ARRAY_SIZE(sama5d4_irqs),
126 	.clk_names = sama5d4_clk_names,
127 	.num_clocks = ARRAY_SIZE(sama5d4_clk_names),
128 };
129