linuxdebug/drivers/media/platform/verisilicon/sunxi_vpu_hw.c

130 lines
2.9 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* Allwinner Hantro G2 VPU codec driver
*
* Copyright (C) 2021 Jernej Skrabec <jernej.skrabec@gmail.com>
*/
#include <linux/clk.h>
#include "hantro.h"
static const struct hantro_fmt sunxi_vpu_postproc_fmts[] = {
{
.fourcc = V4L2_PIX_FMT_NV12,
.codec_mode = HANTRO_MODE_NONE,
.postprocessed = true,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_UHD_WIDTH,
.step_width = 32,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_UHD_HEIGHT,
.step_height = 32,
},
},
{
.fourcc = V4L2_PIX_FMT_P010,
.codec_mode = HANTRO_MODE_NONE,
.postprocessed = true,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_UHD_WIDTH,
.step_width = 32,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_UHD_HEIGHT,
.step_height = 32,
},
},
};
static const struct hantro_fmt sunxi_vpu_dec_fmts[] = {
{
.fourcc = V4L2_PIX_FMT_NV12_4L4,
.codec_mode = HANTRO_MODE_NONE,
.match_depth = true,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_UHD_WIDTH,
.step_width = 32,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_UHD_HEIGHT,
.step_height = 32,
},
},
{
.fourcc = V4L2_PIX_FMT_P010_4L4,
.codec_mode = HANTRO_MODE_NONE,
.match_depth = true,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_UHD_WIDTH,
.step_width = 32,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_UHD_HEIGHT,
.step_height = 32,
},
},
{
.fourcc = V4L2_PIX_FMT_VP9_FRAME,
.codec_mode = HANTRO_MODE_VP9_DEC,
.max_depth = 2,
.frmsize = {
.min_width = FMT_MIN_WIDTH,
.max_width = FMT_UHD_WIDTH,
.step_width = 32,
.min_height = FMT_MIN_HEIGHT,
.max_height = FMT_UHD_HEIGHT,
.step_height = 32,
},
},
};
static int sunxi_vpu_hw_init(struct hantro_dev *vpu)
{
clk_set_rate(vpu->clocks[0].clk, 300000000);
return 0;
}
static void sunxi_vpu_reset(struct hantro_ctx *ctx)
{
struct hantro_dev *vpu = ctx->dev;
reset_control_reset(vpu->resets);
}
static const struct hantro_codec_ops sunxi_vpu_codec_ops[] = {
[HANTRO_MODE_VP9_DEC] = {
.run = hantro_g2_vp9_dec_run,
.done = hantro_g2_vp9_dec_done,
.reset = sunxi_vpu_reset,
.init = hantro_vp9_dec_init,
.exit = hantro_vp9_dec_exit,
},
};
static const struct hantro_irq sunxi_irqs[] = {
{ NULL, hantro_g2_irq },
};
static const char * const sunxi_clk_names[] = { "mod", "bus" };
const struct hantro_variant sunxi_vpu_variant = {
.dec_fmts = sunxi_vpu_dec_fmts,
.num_dec_fmts = ARRAY_SIZE(sunxi_vpu_dec_fmts),
.postproc_fmts = sunxi_vpu_postproc_fmts,
.num_postproc_fmts = ARRAY_SIZE(sunxi_vpu_postproc_fmts),
.postproc_ops = &hantro_g2_postproc_ops,
.codec = HANTRO_VP9_DECODER,
.codec_ops = sunxi_vpu_codec_ops,
.init = sunxi_vpu_hw_init,
.irqs = sunxi_irqs,
.num_irqs = ARRAY_SIZE(sunxi_irqs),
.clk_names = sunxi_clk_names,
.num_clocks = ARRAY_SIZE(sunxi_clk_names),
.double_buffer = 1,
.legacy_regs = 1,
.late_postproc = 1,
};