/*
|
* Rockchip VPU codec driver
|
*
|
* Copyright (C) 2014 Rockchip Electronics Co., Ltd.
|
* Hertz Wong <hertz.wong@rock-chips.com>
|
*
|
* Copyright (C) 2014 Google, Inc.
|
* Tomasz Figa <tfiga@chromium.org>
|
*
|
* Based on s5p-mfc driver by Samsung Electronics Co., Ltd.
|
*
|
* Copyright (C) 2010-2011 Samsung Electronics Co., Ltd.
|
*
|
* This software is licensed under the terms of the GNU General Public
|
* License version 2, as published by the Free Software Foundation, and
|
* may be copied, distributed, and modified under those terms.
|
*
|
* This program is distributed in the hope that it will be useful,
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
* GNU General Public License for more details.
|
*/
|
|
#include "rockchip_vpu_common.h"
|
|
#include <linux/module.h>
|
#include <linux/version.h>
|
#include <linux/videodev2.h>
|
|
#include <media/v4l2-ctrls.h>
|
#include <media/v4l2-event.h>
|
#include <media/videobuf2-core.h>
|
#include <media/videobuf2-dma-sg.h>
|
|
#include "rockchip_vpu_dec.h"
|
#include "rockchip_vpu_hw.h"
|
|
#define DEF_SRC_FMT_DEC V4L2_PIX_FMT_H264_SLICE
|
#define DEF_DST_FMT_DEC V4L2_PIX_FMT_NV12
|
|
#define ROCKCHIP_DEC_MIN_WIDTH 48U
|
#define ROCKCHIP_DEC_MAX_WIDTH 3840U
|
#define ROCKCHIP_DEC_MIN_HEIGHT 48U
|
#define ROCKCHIP_DEC_MAX_HEIGHT 2160U
|
|
#define ROCKCHIP_H264_MAX_SLICES_PER_FRAME 16
|
|
static struct rockchip_vpu_fmt formats[] = {
|
{
|
.name = "4:2:0 1 plane Y/CbCr",
|
.fourcc = V4L2_PIX_FMT_NV12,
|
.codec_mode = RK_VPU_CODEC_NONE,
|
.num_planes = 1,
|
.depth = { 12 },
|
},
|
{
|
.name = "Slices of H264 Encoded Stream(RK3288)",
|
.fourcc = V4L2_PIX_FMT_H264_SLICE,
|
.codec_mode = RK3288_VPU_CODEC_H264D,
|
.num_planes = 1,
|
},
|
{
|
.name = "Frames of VP8 Encoded Stream(RK3288)",
|
.fourcc = V4L2_PIX_FMT_VP8_FRAME,
|
.codec_mode = RK3288_VPU_CODEC_VP8D,
|
.num_planes = 1,
|
},
|
};
|
|
static struct rockchip_vpu_fmt *find_format(struct rockchip_vpu_dev *dev,
|
u32 fourcc, bool bitstream)
|
{
|
unsigned int i;
|
|
vpu_debug_enter();
|
|
for (i = 0; i < ARRAY_SIZE(formats); i++) {
|
if (!rockchip_vpu_dev_codec_support(dev, formats[i].codec_mode))
|
continue;
|
if (formats[i].fourcc == fourcc &&
|
!!bitstream == (formats[i].codec_mode != RK_VPU_CODEC_NONE))
|
return &formats[i];
|
}
|
|
return NULL;
|
}
|
|
/* Indices of controls that need to be accessed directly. */
|
enum {
|
ROCKCHIP_VPU_DEC_CTRL_H264_SPS,
|
ROCKCHIP_VPU_DEC_CTRL_H264_PPS,
|
ROCKCHIP_VPU_DEC_CTRL_H264_SCALING_MATRIX,
|
ROCKCHIP_VPU_DEC_CTRL_H264_SLICE_PARAM,
|
ROCKCHIP_VPU_DEC_CTRL_H264_DECODE_PARAM,
|
ROCKCHIP_VPU_DEC_CTRL_VP8_FRAME_HDR,
|
};
|
|
static struct rockchip_vpu_control controls[] = {
|
/* H264 slice-based interface. */
|
[ROCKCHIP_VPU_DEC_CTRL_H264_SPS] = {
|
.id = V4L2_CID_MPEG_VIDEO_H264_SPS,
|
.type = V4L2_CTRL_TYPE_PRIVATE,
|
.name = "H264 SPS Parameters",
|
.elem_size = sizeof(struct v4l2_ctrl_h264_sps),
|
.max_stores = VIDEO_MAX_FRAME,
|
.can_store = true,
|
},
|
[ROCKCHIP_VPU_DEC_CTRL_H264_PPS] = {
|
.id = V4L2_CID_MPEG_VIDEO_H264_PPS,
|
.type = V4L2_CTRL_TYPE_PRIVATE,
|
.name = "H264 PPS Parameters",
|
.elem_size = sizeof(struct v4l2_ctrl_h264_pps),
|
.max_stores = VIDEO_MAX_FRAME,
|
.can_store = true,
|
},
|
[ROCKCHIP_VPU_DEC_CTRL_H264_SCALING_MATRIX] = {
|
.id = V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX,
|
.type = V4L2_CTRL_TYPE_PRIVATE,
|
.name = "H264 Scaling Matrix",
|
.elem_size = sizeof(struct v4l2_ctrl_h264_scaling_matrix),
|
.max_stores = VIDEO_MAX_FRAME,
|
.can_store = true,
|
},
|
[ROCKCHIP_VPU_DEC_CTRL_H264_SLICE_PARAM] = {
|
.id = V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAM,
|
.type = V4L2_CTRL_TYPE_PRIVATE,
|
.name = "H264 Slice Parameters",
|
.max_stores = VIDEO_MAX_FRAME,
|
.elem_size = sizeof(struct v4l2_ctrl_h264_slice_param),
|
.dims = { ROCKCHIP_H264_MAX_SLICES_PER_FRAME, },
|
.can_store = true,
|
},
|
[ROCKCHIP_VPU_DEC_CTRL_H264_DECODE_PARAM] = {
|
.id = V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAM,
|
.type = V4L2_CTRL_TYPE_PRIVATE,
|
.name = "H264 Decode Parameters",
|
.max_stores = VIDEO_MAX_FRAME,
|
.elem_size = sizeof(struct v4l2_ctrl_h264_decode_param),
|
.can_store = true,
|
},
|
[ROCKCHIP_VPU_DEC_CTRL_VP8_FRAME_HDR] = {
|
.id = V4L2_CID_MPEG_VIDEO_VP8_FRAME_HDR,
|
.type = V4L2_CTRL_TYPE_PRIVATE,
|
.name = "VP8 Frame Header Parameters",
|
.max_stores = VIDEO_MAX_FRAME,
|
.elem_size = sizeof(struct v4l2_ctrl_vp8_frame_hdr),
|
.can_store = true,
|
},
|
};
|
|
static inline const void *get_ctrl_ptr(struct rockchip_vpu_ctx *ctx, unsigned id)
|
{
|
struct v4l2_ctrl *ctrl = ctx->ctrls[id];
|
|
return ctrl->p_cur.p;
|
}
|
|
/* Query capabilities of the device */
|
static int vidioc_querycap(struct file *file, void *priv,
|
struct v4l2_capability *cap)
|
{
|
struct rockchip_vpu_dev *dev = video_drvdata(file);
|
|
vpu_debug_enter();
|
|
strlcpy(cap->driver, ROCKCHIP_VPU_DEC_NAME, sizeof(cap->driver));
|
strlcpy(cap->card, dev->pdev->name, sizeof(cap->card));
|
strlcpy(cap->bus_info, "platform:" ROCKCHIP_VPU_NAME,
|
sizeof(cap->bus_info));
|
|
/*
|
* This is only a mem-to-mem video device. The capture and output
|
* device capability flags are left only for backward compatibility
|
* and are scheduled for removal.
|
*/
|
cap->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING |
|
V4L2_CAP_VIDEO_CAPTURE_MPLANE | V4L2_CAP_VIDEO_OUTPUT_MPLANE;
|
cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
|
|
vpu_debug_leave();
|
|
return 0;
|
}
|
|
static int vidioc_enum_framesizes(struct file *file, void *prov,
|
struct v4l2_frmsizeenum *fsize)
|
{
|
struct rockchip_vpu_dev *dev = video_drvdata(file);
|
struct v4l2_frmsize_stepwise *s = &fsize->stepwise;
|
struct rockchip_vpu_fmt *fmt;
|
|
if (fsize->index != 0) {
|
vpu_debug(0, "invalid frame size index (expected 0, got %d)\n",
|
fsize->index);
|
return -EINVAL;
|
}
|
|
fmt = find_format(dev, fsize->pixel_format, true);
|
if (!fmt) {
|
vpu_debug(0, "unsupported bitstream format (%08x)\n",
|
fsize->pixel_format);
|
return -EINVAL;
|
}
|
|
fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
|
|
s->min_width = ROCKCHIP_DEC_MIN_WIDTH;
|
s->max_width = ROCKCHIP_DEC_MAX_WIDTH;
|
s->step_width = MB_DIM;
|
s->min_height = ROCKCHIP_DEC_MIN_HEIGHT;
|
s->max_height = ROCKCHIP_DEC_MAX_HEIGHT;
|
s->step_height = MB_DIM;
|
|
return 0;
|
}
|
|
static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *f, bool out)
|
{
|
struct rockchip_vpu_dev *dev = video_drvdata(file);
|
struct rockchip_vpu_fmt *fmt;
|
int i, j = 0;
|
|
vpu_debug_enter();
|
|
for (i = 0; i < ARRAY_SIZE(formats); ++i) {
|
if (!rockchip_vpu_dev_codec_support(dev, formats[i].codec_mode))
|
continue;
|
if (out && formats[i].codec_mode == RK_VPU_CODEC_NONE)
|
continue;
|
else if (!out && (formats[i].codec_mode != RK_VPU_CODEC_NONE))
|
continue;
|
|
if (j == f->index) {
|
fmt = &formats[i];
|
strlcpy(f->description, fmt->name,
|
sizeof(f->description));
|
f->pixelformat = fmt->fourcc;
|
|
f->flags = 0;
|
if (formats[i].codec_mode != RK_VPU_CODEC_NONE)
|
f->flags |= V4L2_FMT_FLAG_COMPRESSED;
|
|
vpu_debug_leave();
|
|
return 0;
|
}
|
|
++j;
|
}
|
|
vpu_debug_leave();
|
|
return -EINVAL;
|
}
|
|
static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *priv,
|
struct v4l2_fmtdesc *f)
|
{
|
return vidioc_enum_fmt(file, f, false);
|
}
|
|
static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *priv,
|
struct v4l2_fmtdesc *f)
|
{
|
return vidioc_enum_fmt(file, f, true);
|
}
|
|
static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
|
vpu_debug_enter();
|
|
vpu_debug(4, "f->type = %d\n", f->type);
|
|
switch (f->type) {
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
f->fmt.pix_mp = ctx->dst_fmt;
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
f->fmt.pix_mp = ctx->src_fmt;
|
break;
|
|
default:
|
vpu_err("invalid buf type\n");
|
return -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return 0;
|
}
|
|
static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
|
{
|
struct rockchip_vpu_dev *dev = video_drvdata(file);
|
struct rockchip_vpu_fmt *fmt;
|
struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
|
char str[5];
|
|
vpu_debug_enter();
|
|
switch (f->type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
vpu_debug(4, "%s\n", fmt2str(f->fmt.pix_mp.pixelformat, str));
|
|
fmt = find_format(dev, pix_fmt_mp->pixelformat, true);
|
if (!fmt) {
|
vpu_err("failed to try output format\n");
|
return -EINVAL;
|
}
|
|
if (pix_fmt_mp->plane_fmt[0].sizeimage == 0) {
|
vpu_err("sizeimage of output format must be given\n");
|
return -EINVAL;
|
}
|
|
pix_fmt_mp->plane_fmt[0].bytesperline = 0;
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
vpu_debug(4, "%s\n", fmt2str(f->fmt.pix_mp.pixelformat, str));
|
|
fmt = find_format(dev, pix_fmt_mp->pixelformat, false);
|
if (!fmt) {
|
vpu_err("failed to try capture format\n");
|
return -EINVAL;
|
}
|
|
if (fmt->num_planes != pix_fmt_mp->num_planes) {
|
vpu_err("plane number mismatches on capture format\n");
|
return -EINVAL;
|
}
|
|
/* Limit to hardware min/max. */
|
pix_fmt_mp->width = clamp(pix_fmt_mp->width,
|
ROCKCHIP_DEC_MIN_WIDTH, ROCKCHIP_DEC_MAX_WIDTH);
|
pix_fmt_mp->height = clamp(pix_fmt_mp->height,
|
ROCKCHIP_DEC_MIN_HEIGHT, ROCKCHIP_DEC_MAX_HEIGHT);
|
|
/* Round up to macroblocks. */
|
pix_fmt_mp->width = round_up(pix_fmt_mp->width, MB_DIM);
|
pix_fmt_mp->height = round_up(pix_fmt_mp->height, MB_DIM);
|
break;
|
|
default:
|
vpu_err("invalid buf type\n");
|
return -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return 0;
|
}
|
|
static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
|
{
|
struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
struct rockchip_vpu_dev *dev = ctx->dev;
|
unsigned int mb_width, mb_height;
|
struct rockchip_vpu_fmt *fmt;
|
int ret = 0;
|
int i;
|
|
vpu_debug_enter();
|
|
switch (f->type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
/* Change not allowed if any queue is streaming. */
|
if (vb2_is_streaming(&ctx->vq_src)
|
|| vb2_is_streaming(&ctx->vq_dst)) {
|
ret = -EBUSY;
|
goto out;
|
}
|
/*
|
* Pixel format change is not allowed when the other queue has
|
* buffers allocated.
|
*/
|
if (vb2_is_busy(&ctx->vq_dst)
|
&& pix_fmt_mp->pixelformat != ctx->src_fmt.pixelformat) {
|
ret = -EBUSY;
|
goto out;
|
}
|
|
ret = vidioc_try_fmt(file, priv, f);
|
if (ret)
|
goto out;
|
|
ctx->vpu_src_fmt = find_format(dev, pix_fmt_mp->pixelformat, true);
|
ctx->src_fmt = *pix_fmt_mp;
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
/*
|
* Change not allowed if this queue is streaming.
|
*
|
* NOTE: We allow changes with source queue streaming
|
* to support resolution change in decoded stream.
|
*/
|
if (vb2_is_streaming(&ctx->vq_dst)) {
|
ret = -EBUSY;
|
goto out;
|
}
|
/*
|
* Pixel format change is not allowed when the other queue has
|
* buffers allocated.
|
*/
|
if (vb2_is_busy(&ctx->vq_src)
|
&& pix_fmt_mp->pixelformat != ctx->dst_fmt.pixelformat) {
|
ret = -EBUSY;
|
goto out;
|
}
|
|
ret = vidioc_try_fmt(file, priv, f);
|
if (ret)
|
goto out;
|
|
fmt = find_format(dev, pix_fmt_mp->pixelformat, false);
|
ctx->vpu_dst_fmt = fmt;
|
|
mb_width = MB_WIDTH(pix_fmt_mp->width);
|
mb_height = MB_HEIGHT(pix_fmt_mp->height);
|
|
vpu_debug(0, "CAPTURE codec mode: %d\n", fmt->codec_mode);
|
vpu_debug(0, "fmt - w: %d, h: %d, mb - w: %d, h: %d\n",
|
pix_fmt_mp->width, pix_fmt_mp->height,
|
mb_width, mb_height);
|
|
for (i = 0; i < fmt->num_planes; ++i) {
|
pix_fmt_mp->plane_fmt[i].bytesperline =
|
mb_width * MB_DIM * fmt->depth[i] / 8;
|
pix_fmt_mp->plane_fmt[i].sizeimage =
|
pix_fmt_mp->plane_fmt[i].bytesperline
|
* mb_height * MB_DIM;
|
/*
|
* All of multiplanar formats we support have chroma
|
* planes subsampled by 2.
|
*/
|
if (i != 0)
|
pix_fmt_mp->plane_fmt[i].sizeimage /= 2;
|
}
|
|
ctx->dst_fmt = *pix_fmt_mp;
|
break;
|
|
default:
|
vpu_err("invalid buf type\n");
|
return -EINVAL;
|
}
|
|
out:
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
static int vidioc_reqbufs(struct file *file, void *priv,
|
struct v4l2_requestbuffers *reqbufs)
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
int ret;
|
|
vpu_debug_enter();
|
|
switch (reqbufs->type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
ret = vb2_reqbufs(&ctx->vq_src, reqbufs);
|
if (ret != 0) {
|
vpu_err("error in vb2_reqbufs() for E(S)\n");
|
goto out;
|
}
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
|
if (ret != 0) {
|
vpu_err("error in vb2_reqbufs() for E(D)\n");
|
goto out;
|
}
|
break;
|
|
default:
|
vpu_err("invalid buf type\n");
|
ret = -EINVAL;
|
goto out;
|
}
|
|
out:
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
static int vidioc_querybuf(struct file *file, void *priv,
|
struct v4l2_buffer *buf)
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
int ret;
|
|
vpu_debug_enter();
|
|
switch (buf->type) {
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
ret = vb2_querybuf(&ctx->vq_dst, buf);
|
if (ret != 0) {
|
vpu_err("error in vb2_querybuf() for E(D)\n");
|
goto out;
|
}
|
|
buf->m.planes[0].m.mem_offset += DST_QUEUE_OFF_BASE;
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
ret = vb2_querybuf(&ctx->vq_src, buf);
|
if (ret != 0) {
|
vpu_err("error in vb2_querybuf() for E(S)\n");
|
goto out;
|
}
|
break;
|
|
default:
|
vpu_err("invalid buf type\n");
|
ret = -EINVAL;
|
goto out;
|
}
|
|
out:
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
/* Queue a buffer */
|
static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
int ret;
|
int i;
|
|
vpu_debug_enter();
|
|
for (i = 0; i < buf->length; i++)
|
vpu_debug(4, "plane[%d]->length %d bytesused %d\n",
|
i, buf->m.planes[i].length,
|
buf->m.planes[i].bytesused);
|
|
switch (buf->type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
ret = vb2_qbuf(&ctx->vq_src, buf);
|
vpu_debug(4, "OUTPUT_MPLANE : vb2_qbuf return %d\n", ret);
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
ret = vb2_qbuf(&ctx->vq_dst, buf);
|
vpu_debug(4, "CAPTURE_MPLANE: vb2_qbuf return %d\n", ret);
|
break;
|
|
default:
|
ret = -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
/* Dequeue a buffer */
|
static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
int ret;
|
|
vpu_debug_enter();
|
|
switch (buf->type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
ret = vb2_dqbuf(&ctx->vq_src, buf, file->f_flags & O_NONBLOCK);
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
ret = vb2_dqbuf(&ctx->vq_dst, buf, file->f_flags & O_NONBLOCK);
|
break;
|
|
default:
|
ret = -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
/* Export DMA buffer */
|
static int vidioc_expbuf(struct file *file, void *priv,
|
struct v4l2_exportbuffer *eb)
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
int ret;
|
|
vpu_debug_enter();
|
|
switch (eb->type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
ret = vb2_expbuf(&ctx->vq_src, eb);
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
ret = vb2_expbuf(&ctx->vq_dst, eb);
|
break;
|
|
default:
|
ret = -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
/* Stream on */
|
static int vidioc_streamon(struct file *file, void *priv,
|
enum v4l2_buf_type type)
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
int ret;
|
|
vpu_debug_enter();
|
|
switch (type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
ret = vb2_streamon(&ctx->vq_src, type);
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
ret = vb2_streamon(&ctx->vq_dst, type);
|
break;
|
|
default:
|
ret = -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
/* Stream off, which equals to a pause */
|
static int vidioc_streamoff(struct file *file, void *priv,
|
enum v4l2_buf_type type)
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(priv);
|
int ret;
|
|
vpu_debug_enter();
|
|
switch (type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
ret = vb2_streamoff(&ctx->vq_src, type);
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
ret = vb2_streamoff(&ctx->vq_dst, type);
|
break;
|
|
default:
|
ret = -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
static void rockchip_vpu_dec_set_dpb(struct rockchip_vpu_ctx *ctx,
|
struct v4l2_ctrl *ctrl)
|
{
|
struct v4l2_ctrl_h264_decode_param *dec_param = ctrl->p_new.p;
|
const struct v4l2_h264_dpb_entry *new_dpb_entry;
|
u8 *dpb_map = ctx->run.h264d.dpb_map;
|
struct v4l2_h264_dpb_entry *cur_dpb_entry;
|
DECLARE_BITMAP(used, ARRAY_SIZE(ctx->run.h264d.dpb)) = { 0, };
|
DECLARE_BITMAP(new, ARRAY_SIZE(dec_param->dpb)) = { 0, };
|
int i, j;
|
|
BUILD_BUG_ON(ARRAY_SIZE(ctx->run.h264d.dpb) !=
|
ARRAY_SIZE(dec_param->dpb));
|
|
/* Disable all entries by default. */
|
for (j = 0; j < ARRAY_SIZE(ctx->run.h264d.dpb); ++j) {
|
cur_dpb_entry = &ctx->run.h264d.dpb[j];
|
|
cur_dpb_entry->flags &= ~V4L2_H264_DPB_ENTRY_FLAG_ACTIVE;
|
}
|
|
/* Try to match new DPB entries with existing ones by their POCs. */
|
for (i = 0; i < ARRAY_SIZE(dec_param->dpb); ++i) {
|
new_dpb_entry = &dec_param->dpb[i];
|
|
if (!(new_dpb_entry->flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE))
|
continue;
|
|
/*
|
* To cut off some comparisons, iterate only on target DPB
|
* entries which are not used yet.
|
*/
|
for_each_clear_bit(j, used, ARRAY_SIZE(ctx->run.h264d.dpb)) {
|
cur_dpb_entry = &ctx->run.h264d.dpb[j];
|
|
if (new_dpb_entry->top_field_order_cnt ==
|
cur_dpb_entry->top_field_order_cnt &&
|
new_dpb_entry->bottom_field_order_cnt ==
|
cur_dpb_entry->bottom_field_order_cnt) {
|
memcpy(cur_dpb_entry, new_dpb_entry,
|
sizeof(*cur_dpb_entry));
|
set_bit(j, used);
|
dpb_map[i] = j;
|
break;
|
}
|
}
|
|
if (j == ARRAY_SIZE(ctx->run.h264d.dpb))
|
set_bit(i, new);
|
}
|
|
/* For entries that could not be matched, use remaining free slots. */
|
for_each_set_bit(i, new, ARRAY_SIZE(dec_param->dpb)) {
|
new_dpb_entry = &dec_param->dpb[i];
|
|
j = find_first_zero_bit(used, ARRAY_SIZE(ctx->run.h264d.dpb));
|
/*
|
* Both arrays are of the same sizes, so there is no way
|
* we can end up with no space in target array, unless
|
* something is buggy.
|
*/
|
if (WARN_ON(j >= ARRAY_SIZE(ctx->run.h264d.dpb)))
|
return;
|
|
cur_dpb_entry = &ctx->run.h264d.dpb[j];
|
memcpy(cur_dpb_entry, new_dpb_entry, sizeof(*cur_dpb_entry));
|
set_bit(j, used);
|
dpb_map[i] = j;
|
}
|
|
/*
|
* Verify that reference picture lists are in range, since they
|
* will be indexing dpb_map[] when programming the hardware.
|
*
|
* Fallback to 0 should be safe, as we will get at most corrupt
|
* decoding result, without any serious side effects. Moreover,
|
* even if entry 0 is unused, the hardware programming code will
|
* handle this properly.
|
*/
|
for (i = 0; i < ARRAY_SIZE(dec_param->ref_pic_list_b0); ++i)
|
if (dec_param->ref_pic_list_b0[i]
|
>= ARRAY_SIZE(ctx->run.h264d.dpb_map))
|
dec_param->ref_pic_list_b0[i] = 0;
|
for (i = 0; i < ARRAY_SIZE(dec_param->ref_pic_list_b1); ++i)
|
if (dec_param->ref_pic_list_b1[i]
|
>= ARRAY_SIZE(ctx->run.h264d.dpb_map))
|
dec_param->ref_pic_list_b1[i] = 0;
|
for (i = 0; i < ARRAY_SIZE(dec_param->ref_pic_list_p0); ++i)
|
if (dec_param->ref_pic_list_p0[i]
|
>= ARRAY_SIZE(ctx->run.h264d.dpb_map))
|
dec_param->ref_pic_list_p0[i] = 0;
|
}
|
|
static int rockchip_vpu_dec_s_ctrl(struct v4l2_ctrl *ctrl)
|
{
|
struct rockchip_vpu_ctx *ctx = ctrl_to_ctx(ctrl);
|
struct rockchip_vpu_dev *dev = ctx->dev;
|
int ret = 0;
|
|
vpu_debug_enter();
|
|
vpu_debug(4, "ctrl id %d\n", ctrl->id);
|
|
switch (ctrl->id) {
|
case V4L2_CID_MPEG_VIDEO_H264_SPS:
|
case V4L2_CID_MPEG_VIDEO_H264_PPS:
|
case V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX:
|
case V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAM:
|
case V4L2_CID_MPEG_VIDEO_VP8_FRAME_HDR:
|
/* These controls are used directly. */
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAM:
|
if (ctrl->store)
|
break;
|
rockchip_vpu_dec_set_dpb(ctx, ctrl);
|
break;
|
|
default:
|
v4l2_err(&dev->v4l2_dev, "Invalid control, id=%d, val=%d\n",
|
ctrl->id, ctrl->val);
|
ret = -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
static const struct v4l2_ctrl_ops rockchip_vpu_dec_ctrl_ops = {
|
.s_ctrl = rockchip_vpu_dec_s_ctrl,
|
};
|
|
static const struct v4l2_ioctl_ops rockchip_vpu_dec_ioctl_ops = {
|
.vidioc_querycap = vidioc_querycap,
|
.vidioc_enum_framesizes = vidioc_enum_framesizes,
|
.vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
|
.vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
|
.vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt,
|
.vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt,
|
.vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt,
|
.vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt,
|
.vidioc_s_fmt_vid_cap_mplane = vidioc_s_fmt,
|
.vidioc_s_fmt_vid_out_mplane = vidioc_s_fmt,
|
.vidioc_reqbufs = vidioc_reqbufs,
|
.vidioc_querybuf = vidioc_querybuf,
|
.vidioc_qbuf = vidioc_qbuf,
|
.vidioc_dqbuf = vidioc_dqbuf,
|
.vidioc_expbuf = vidioc_expbuf,
|
.vidioc_streamon = vidioc_streamon,
|
.vidioc_streamoff = vidioc_streamoff,
|
};
|
|
static int rockchip_vpu_queue_setup(struct vb2_queue *vq,
|
const void *parg,
|
unsigned int *buf_count,
|
unsigned int *plane_count,
|
unsigned int psize[], void *allocators[])
|
{
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(vq->drv_priv);
|
int ret = 0;
|
|
vpu_debug_enter();
|
|
switch (vq->type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
*plane_count = ctx->vpu_src_fmt->num_planes;
|
|
if (*buf_count < 1)
|
*buf_count = 1;
|
|
if (*buf_count > VIDEO_MAX_FRAME)
|
*buf_count = VIDEO_MAX_FRAME;
|
|
psize[0] = ctx->src_fmt.plane_fmt[0].sizeimage;
|
allocators[0] = ctx->dev->alloc_ctx;
|
vpu_debug(0, "output psize[%d]: %d\n", 0, psize[0]);
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
*plane_count = ctx->vpu_dst_fmt->num_planes;
|
|
if (*buf_count < 1)
|
*buf_count = 1;
|
|
if (*buf_count > VIDEO_MAX_FRAME)
|
*buf_count = VIDEO_MAX_FRAME;
|
|
psize[0] = round_up(ctx->dst_fmt.plane_fmt[0].sizeimage, 8);
|
allocators[0] = ctx->dev->alloc_ctx;
|
|
if (ctx->vpu_src_fmt->fourcc == V4L2_PIX_FMT_H264_SLICE)
|
/* Add space for appended motion vectors. */
|
psize[0] += 64 * MB_WIDTH(ctx->dst_fmt.width)
|
* MB_HEIGHT(ctx->dst_fmt.height);
|
|
vpu_debug(0, "capture psize[%d]: %d\n", 0, psize[0]);
|
break;
|
|
default:
|
vpu_err("invalid queue type: %d\n", vq->type);
|
ret = -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
static int rockchip_vpu_buf_init(struct vb2_buffer *vb)
|
{
|
struct vb2_queue *vq = vb->vb2_queue;
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(vq->drv_priv);
|
|
vpu_debug_enter();
|
|
if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
|
ctx->dst_bufs[vb->index] = vb;
|
|
vpu_debug_leave();
|
|
return 0;
|
}
|
|
static void rockchip_vpu_buf_cleanup(struct vb2_buffer *vb)
|
{
|
struct vb2_queue *vq = vb->vb2_queue;
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(vq->drv_priv);
|
|
vpu_debug_enter();
|
|
if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
|
ctx->dst_bufs[vb->index] = NULL;
|
|
vpu_debug_leave();
|
}
|
|
static int rockchip_vpu_buf_prepare(struct vb2_buffer *vb)
|
{
|
struct vb2_queue *vq = vb->vb2_queue;
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(vq->drv_priv);
|
int ret = 0;
|
int i;
|
|
vpu_debug_enter();
|
|
switch (vq->type) {
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
vpu_debug(4, "plane size: %ld, dst size: %d\n",
|
vb2_plane_size(vb, 0),
|
ctx->src_fmt.plane_fmt[0].sizeimage);
|
|
if (vb2_plane_size(vb, 0)
|
< ctx->src_fmt.plane_fmt[0].sizeimage) {
|
vpu_err("plane size is too small for output\n");
|
ret = -EINVAL;
|
}
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
for (i = 0; i < ctx->vpu_dst_fmt->num_planes; ++i) {
|
vpu_debug(4, "plane %d size: %ld, sizeimage: %u\n", i,
|
vb2_plane_size(vb, i),
|
ctx->dst_fmt.plane_fmt[i].sizeimage);
|
|
if (vb2_plane_size(vb, i)
|
< ctx->dst_fmt.plane_fmt[i].sizeimage) {
|
vpu_err("size of plane %d is too small for capture\n",
|
i);
|
break;
|
}
|
}
|
|
if (i != ctx->vpu_dst_fmt->num_planes)
|
ret = -EINVAL;
|
break;
|
|
default:
|
vpu_err("invalid queue type: %d\n", vq->type);
|
ret = -EINVAL;
|
}
|
|
vpu_debug_leave();
|
|
return ret;
|
}
|
|
static int rockchip_vpu_start_streaming(struct vb2_queue *q, unsigned int count)
|
{
|
int ret = 0;
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(q->drv_priv);
|
struct rockchip_vpu_dev *dev = ctx->dev;
|
bool ready = false;
|
|
vpu_debug_enter();
|
|
if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
|
ret = rockchip_vpu_init(ctx);
|
if (ret < 0) {
|
vpu_err("rockchip_vpu_init failed\n");
|
return ret;
|
}
|
|
ready = vb2_is_streaming(&ctx->vq_src);
|
} else if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
|
ready = vb2_is_streaming(&ctx->vq_dst);
|
}
|
|
if (ready)
|
rockchip_vpu_try_context(dev, ctx);
|
|
vpu_debug_leave();
|
|
return 0;
|
}
|
|
static void rockchip_vpu_stop_streaming(struct vb2_queue *q)
|
{
|
unsigned long flags;
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(q->drv_priv);
|
struct rockchip_vpu_dev *dev = ctx->dev;
|
struct rockchip_vpu_buf *b;
|
LIST_HEAD(queue);
|
int i;
|
|
vpu_debug_enter();
|
|
spin_lock_irqsave(&dev->irqlock, flags);
|
|
list_del_init(&ctx->list);
|
|
switch (q->type) {
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
list_splice_init(&ctx->dst_queue, &queue);
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
list_splice_init(&ctx->src_queue, &queue);
|
break;
|
|
default:
|
break;
|
}
|
|
spin_unlock_irqrestore(&dev->irqlock, flags);
|
|
wait_event(dev->run_wq, dev->current_ctx != ctx);
|
|
while (!list_empty(&queue)) {
|
b = list_first_entry(&queue, struct rockchip_vpu_buf, list);
|
for (i = 0; i < b->vb.vb2_buf.num_planes; i++)
|
vb2_set_plane_payload(&b->vb.vb2_buf, i, 0);
|
vb2_buffer_done(&b->vb.vb2_buf, VB2_BUF_STATE_ERROR);
|
list_del(&b->list);
|
}
|
|
if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
|
rockchip_vpu_deinit(ctx);
|
|
vpu_debug_leave();
|
}
|
|
static void rockchip_vpu_buf_queue(struct vb2_buffer *vb)
|
{
|
struct vb2_queue *vq = vb->vb2_queue;
|
struct rockchip_vpu_ctx *ctx = fh_to_ctx(vq->drv_priv);
|
struct rockchip_vpu_dev *dev = ctx->dev;
|
struct rockchip_vpu_buf *vpu_buf;
|
unsigned long flags;
|
|
vpu_debug_enter();
|
|
switch (vq->type) {
|
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
|
vpu_buf = vb_to_buf(vb);
|
|
/* Mark destination as available for use by VPU */
|
spin_lock_irqsave(&dev->irqlock, flags);
|
|
list_add_tail(&vpu_buf->list, &ctx->dst_queue);
|
|
spin_unlock_irqrestore(&dev->irqlock, flags);
|
break;
|
|
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
|
vpu_buf = vb_to_buf(vb);
|
|
spin_lock_irqsave(&dev->irqlock, flags);
|
|
list_add_tail(&vpu_buf->list, &ctx->src_queue);
|
|
spin_unlock_irqrestore(&dev->irqlock, flags);
|
break;
|
|
default:
|
vpu_err("unsupported buffer type (%d)\n", vq->type);
|
}
|
|
if (vb2_is_streaming(&ctx->vq_src) && vb2_is_streaming(&ctx->vq_dst))
|
rockchip_vpu_try_context(dev, ctx);
|
|
vpu_debug_leave();
|
}
|
|
static struct vb2_ops rockchip_vpu_dec_qops = {
|
.queue_setup = rockchip_vpu_queue_setup,
|
.wait_prepare = vb2_ops_wait_prepare,
|
.wait_finish = vb2_ops_wait_finish,
|
.buf_init = rockchip_vpu_buf_init,
|
.buf_prepare = rockchip_vpu_buf_prepare,
|
.buf_cleanup = rockchip_vpu_buf_cleanup,
|
.start_streaming = rockchip_vpu_start_streaming,
|
.stop_streaming = rockchip_vpu_stop_streaming,
|
.buf_queue = rockchip_vpu_buf_queue,
|
};
|
|
struct vb2_ops *get_dec_queue_ops(void)
|
{
|
return &rockchip_vpu_dec_qops;
|
}
|
|
const struct v4l2_ioctl_ops *get_dec_v4l2_ioctl_ops(void)
|
{
|
return &rockchip_vpu_dec_ioctl_ops;
|
}
|
|
static void rockchip_vpu_dec_prepare_run(struct rockchip_vpu_ctx *ctx)
|
{
|
struct vb2_v4l2_buffer *src = to_vb2_v4l2_buffer(&ctx->run.src->vb.vb2_buf);
|
|
v4l2_ctrl_apply_store(&ctx->ctrl_handler, src->config_store);
|
|
if (ctx->vpu_src_fmt->fourcc == V4L2_PIX_FMT_H264_SLICE) {
|
ctx->run.h264d.sps = get_ctrl_ptr(ctx,
|
ROCKCHIP_VPU_DEC_CTRL_H264_SPS);
|
ctx->run.h264d.pps = get_ctrl_ptr(ctx,
|
ROCKCHIP_VPU_DEC_CTRL_H264_PPS);
|
ctx->run.h264d.scaling_matrix = get_ctrl_ptr(ctx,
|
ROCKCHIP_VPU_DEC_CTRL_H264_SCALING_MATRIX);
|
ctx->run.h264d.slice_param = get_ctrl_ptr(ctx,
|
ROCKCHIP_VPU_DEC_CTRL_H264_SLICE_PARAM);
|
ctx->run.h264d.decode_param = get_ctrl_ptr(ctx,
|
ROCKCHIP_VPU_DEC_CTRL_H264_DECODE_PARAM);
|
} else if (ctx->vpu_src_fmt->fourcc == V4L2_PIX_FMT_VP8_FRAME) {
|
ctx->run.vp8d.frame_hdr = get_ctrl_ptr(ctx,
|
ROCKCHIP_VPU_DEC_CTRL_VP8_FRAME_HDR);
|
}
|
}
|
|
static void rockchip_vpu_dec_run_done(struct rockchip_vpu_ctx *ctx,
|
enum vb2_buffer_state result)
|
{
|
struct v4l2_plane_pix_format *plane_fmts = ctx->dst_fmt.plane_fmt;
|
struct vb2_buffer *dst = &ctx->run.dst->vb.vb2_buf;
|
int i;
|
|
if (result != VB2_BUF_STATE_DONE) {
|
/* Assume no payload after failed run. */
|
for (i = 0; i < dst->num_planes; ++i)
|
vb2_set_plane_payload(dst, i, 0);
|
return;
|
}
|
|
for (i = 0; i < dst->num_planes; ++i)
|
vb2_set_plane_payload(dst, i, plane_fmts[i].sizeimage);
|
}
|
|
static const struct rockchip_vpu_run_ops rockchip_vpu_dec_run_ops = {
|
.prepare_run = rockchip_vpu_dec_prepare_run,
|
.run_done = rockchip_vpu_dec_run_done,
|
};
|
|
int rockchip_vpu_dec_init(struct rockchip_vpu_ctx *ctx)
|
{
|
struct rockchip_vpu_dev *vpu = ctx->dev;
|
|
ctx->vpu_src_fmt = find_format(vpu, DEF_SRC_FMT_DEC, false);
|
ctx->vpu_dst_fmt = find_format(vpu, DEF_DST_FMT_DEC, true);
|
|
ctx->run_ops = &rockchip_vpu_dec_run_ops;
|
|
return rockchip_vpu_ctrls_setup(ctx, &rockchip_vpu_dec_ctrl_ops,
|
controls, ARRAY_SIZE(controls), NULL);
|
}
|
|
void rockchip_vpu_dec_exit(struct rockchip_vpu_ctx *ctx)
|
{
|
rockchip_vpu_ctrls_delete(ctx);
|
}
|
