linux-zen-server/drivers/media/platform/verisilicon/sama5d4_vdec_hw.c

129 lines
3.0 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* Hantro VDEC driver
*
* Copyright (C) 2021 Collabora Ltd, Emil Velikov <emil.velikov@collabora.com>
*/
#include "hantro.h"
/*
* Supported formats.
*/
static const struct hantro_fmt sama5d4_vdec_postproc_fmts[] = {
{
.fourcc = V4L2_PIX_FMT_YUYV,
.codec_mode = HANTRO_MODE_NONE,
.postprocessed = true,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_HD_WIDTH,
.step_width = MB_DIM,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_HD_HEIGHT,
.step_height = MB_DIM,
},
},
};
static const struct hantro_fmt sama5d4_vdec_fmts[] = {
{
.fourcc = V4L2_PIX_FMT_NV12,
.codec_mode = HANTRO_MODE_NONE,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_HD_WIDTH,
.step_width = MB_DIM,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_HD_HEIGHT,
.step_height = MB_DIM,
},
},
{
.fourcc = V4L2_PIX_FMT_MPEG2_SLICE,
.codec_mode = HANTRO_MODE_MPEG2_DEC,
.max_depth = 2,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_HD_WIDTH,
.step_width = MB_DIM,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_HD_HEIGHT,
.step_height = MB_DIM,
},
},
{
.fourcc = V4L2_PIX_FMT_VP8_FRAME,
.codec_mode = HANTRO_MODE_VP8_DEC,
.max_depth = 2,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_HD_WIDTH,
.step_width = MB_DIM,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_HD_HEIGHT,
.step_height = MB_DIM,
},
},
{
.fourcc = V4L2_PIX_FMT_H264_SLICE,
.codec_mode = HANTRO_MODE_H264_DEC,
.max_depth = 2,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_HD_WIDTH,
.step_width = MB_DIM,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_HD_HEIGHT,
.step_height = MB_DIM,
},
},
};
/*
* Supported codec ops.
*/
static const struct hantro_codec_ops sama5d4_vdec_codec_ops[] = {
[HANTRO_MODE_MPEG2_DEC] = {
.run = hantro_g1_mpeg2_dec_run,
.reset = hantro_g1_reset,
.init = hantro_mpeg2_dec_init,
.exit = hantro_mpeg2_dec_exit,
},
[HANTRO_MODE_VP8_DEC] = {
.run = hantro_g1_vp8_dec_run,
.reset = hantro_g1_reset,
.init = hantro_vp8_dec_init,
.exit = hantro_vp8_dec_exit,
},
[HANTRO_MODE_H264_DEC] = {
.run = hantro_g1_h264_dec_run,
.reset = hantro_g1_reset,
.init = hantro_h264_dec_init,
.exit = hantro_h264_dec_exit,
},
};
static const struct hantro_irq sama5d4_irqs[] = {
{ "vdec", hantro_g1_irq },
};
static const char * const sama5d4_clk_names[] = { "vdec_clk" };
const struct hantro_variant sama5d4_vdec_variant = {
.dec_fmts = sama5d4_vdec_fmts,
.num_dec_fmts = ARRAY_SIZE(sama5d4_vdec_fmts),
.postproc_fmts = sama5d4_vdec_postproc_fmts,
.num_postproc_fmts = ARRAY_SIZE(sama5d4_vdec_postproc_fmts),
.postproc_ops = &hantro_g1_postproc_ops,
.codec = HANTRO_MPEG2_DECODER | HANTRO_VP8_DECODER |
HANTRO_H264_DECODER,
.codec_ops = sama5d4_vdec_codec_ops,
.irqs = sama5d4_irqs,
.num_irqs = ARRAY_SIZE(sama5d4_irqs),
.clk_names = sama5d4_clk_names,
.num_clocks = ARRAY_SIZE(sama5d4_clk_names),
};