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path: root/drivers/media/v4l2-core/v4l2-mem2mem.c
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Diffstat (limited to 'drivers/media/v4l2-core/v4l2-mem2mem.c')
-rw-r--r--drivers/media/v4l2-core/v4l2-mem2mem.c71
1 files changed, 26 insertions, 45 deletions
diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c
index eb22d6172462..fec93c1a9231 100644
--- a/drivers/media/v4l2-core/v4l2-mem2mem.c
+++ b/drivers/media/v4l2-core/v4l2-mem2mem.c
@@ -123,13 +123,7 @@ static struct v4l2_m2m_queue_ctx *get_queue_ctx(struct v4l2_m2m_ctx *m2m_ctx,
struct vb2_queue *v4l2_m2m_get_vq(struct v4l2_m2m_ctx *m2m_ctx,
enum v4l2_buf_type type)
{
- struct v4l2_m2m_queue_ctx *q_ctx;
-
- q_ctx = get_queue_ctx(m2m_ctx, type);
- if (!q_ctx)
- return NULL;
-
- return &q_ctx->q;
+ return &get_queue_ctx(m2m_ctx, type)->q;
}
EXPORT_SYMBOL(v4l2_m2m_get_vq);
@@ -951,7 +945,7 @@ static __poll_t v4l2_m2m_poll_for_data(struct file *file,
__poll_t v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
struct poll_table_struct *wait)
{
- struct video_device *vfd = video_devdata(file);
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
struct vb2_queue *src_q = v4l2_m2m_get_src_vq(m2m_ctx);
struct vb2_queue *dst_q = v4l2_m2m_get_dst_vq(m2m_ctx);
__poll_t req_events = poll_requested_events(wait);
@@ -970,13 +964,9 @@ __poll_t v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
if (req_events & (EPOLLOUT | EPOLLWRNORM | EPOLLIN | EPOLLRDNORM))
rc = v4l2_m2m_poll_for_data(file, m2m_ctx, wait);
- if (test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags)) {
- struct v4l2_fh *fh = file->private_data;
-
- poll_wait(file, &fh->wait, wait);
- if (v4l2_event_pending(fh))
- rc |= EPOLLPRI;
- }
+ poll_wait(file, &fh->wait, wait);
+ if (v4l2_event_pending(fh))
+ rc |= EPOLLPRI;
return rc;
}
@@ -1004,7 +994,7 @@ unsigned long v4l2_m2m_get_unmapped_area(struct file *file, unsigned long addr,
unsigned long len, unsigned long pgoff,
unsigned long flags)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
unsigned long offset = pgoff << PAGE_SHIFT;
struct vb2_queue *vq;
@@ -1289,8 +1279,6 @@ void v4l2_m2m_buf_queue(struct v4l2_m2m_ctx *m2m_ctx,
unsigned long flags;
q_ctx = get_queue_ctx(m2m_ctx, vbuf->vb2_buf.vb2_queue->type);
- if (!q_ctx)
- return;
spin_lock_irqsave(&q_ctx->rdy_spinlock, flags);
list_add_tail(&b->list, &q_ctx->rdy_queue);
@@ -1300,14 +1288,9 @@ void v4l2_m2m_buf_queue(struct v4l2_m2m_ctx *m2m_ctx,
EXPORT_SYMBOL_GPL(v4l2_m2m_buf_queue);
void v4l2_m2m_buf_copy_metadata(const struct vb2_v4l2_buffer *out_vb,
- struct vb2_v4l2_buffer *cap_vb,
- bool copy_frame_flags)
+ struct vb2_v4l2_buffer *cap_vb)
{
- u32 mask = V4L2_BUF_FLAG_TIMECODE | V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
-
- if (copy_frame_flags)
- mask |= V4L2_BUF_FLAG_KEYFRAME | V4L2_BUF_FLAG_PFRAME |
- V4L2_BUF_FLAG_BFRAME;
+ const u32 mask = V4L2_BUF_FLAG_TIMECODE | V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
cap_vb->vb2_buf.timestamp = out_vb->vb2_buf.timestamp;
@@ -1371,7 +1354,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_request_queue);
int v4l2_m2m_ioctl_reqbufs(struct file *file, void *priv,
struct v4l2_requestbuffers *rb)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_reqbufs(file, fh->m2m_ctx, rb);
}
@@ -1380,7 +1363,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_reqbufs);
int v4l2_m2m_ioctl_create_bufs(struct file *file, void *priv,
struct v4l2_create_buffers *create)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_create_bufs(file, fh->m2m_ctx, create);
}
@@ -1389,11 +1372,9 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_create_bufs);
int v4l2_m2m_ioctl_remove_bufs(struct file *file, void *priv,
struct v4l2_remove_buffers *remove)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
struct vb2_queue *q = v4l2_m2m_get_vq(fh->m2m_ctx, remove->type);
- if (!q)
- return -EINVAL;
if (q->type != remove->type)
return -EINVAL;
@@ -1404,7 +1385,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_remove_bufs);
int v4l2_m2m_ioctl_querybuf(struct file *file, void *priv,
struct v4l2_buffer *buf)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_querybuf(file, fh->m2m_ctx, buf);
}
@@ -1413,7 +1394,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_querybuf);
int v4l2_m2m_ioctl_qbuf(struct file *file, void *priv,
struct v4l2_buffer *buf)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_qbuf(file, fh->m2m_ctx, buf);
}
@@ -1422,7 +1403,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_qbuf);
int v4l2_m2m_ioctl_dqbuf(struct file *file, void *priv,
struct v4l2_buffer *buf)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_dqbuf(file, fh->m2m_ctx, buf);
}
@@ -1431,7 +1412,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_dqbuf);
int v4l2_m2m_ioctl_prepare_buf(struct file *file, void *priv,
struct v4l2_buffer *buf)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_prepare_buf(file, fh->m2m_ctx, buf);
}
@@ -1440,7 +1421,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_prepare_buf);
int v4l2_m2m_ioctl_expbuf(struct file *file, void *priv,
struct v4l2_exportbuffer *eb)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_expbuf(file, fh->m2m_ctx, eb);
}
@@ -1449,7 +1430,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_expbuf);
int v4l2_m2m_ioctl_streamon(struct file *file, void *priv,
enum v4l2_buf_type type)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_streamon(file, fh->m2m_ctx, type);
}
@@ -1458,13 +1439,13 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_streamon);
int v4l2_m2m_ioctl_streamoff(struct file *file, void *priv,
enum v4l2_buf_type type)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_streamoff(file, fh->m2m_ctx, type);
}
EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_streamoff);
-int v4l2_m2m_ioctl_try_encoder_cmd(struct file *file, void *fh,
+int v4l2_m2m_ioctl_try_encoder_cmd(struct file *file, void *priv,
struct v4l2_encoder_cmd *ec)
{
if (ec->cmd != V4L2_ENC_CMD_STOP && ec->cmd != V4L2_ENC_CMD_START)
@@ -1475,7 +1456,7 @@ int v4l2_m2m_ioctl_try_encoder_cmd(struct file *file, void *fh,
}
EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_try_encoder_cmd);
-int v4l2_m2m_ioctl_try_decoder_cmd(struct file *file, void *fh,
+int v4l2_m2m_ioctl_try_decoder_cmd(struct file *file, void *priv,
struct v4l2_decoder_cmd *dc)
{
if (dc->cmd != V4L2_DEC_CMD_STOP && dc->cmd != V4L2_DEC_CMD_START)
@@ -1542,7 +1523,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_decoder_cmd);
int v4l2_m2m_ioctl_encoder_cmd(struct file *file, void *priv,
struct v4l2_encoder_cmd *ec)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_encoder_cmd(file, fh->m2m_ctx, ec);
}
@@ -1551,13 +1532,13 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_encoder_cmd);
int v4l2_m2m_ioctl_decoder_cmd(struct file *file, void *priv,
struct v4l2_decoder_cmd *dc)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_decoder_cmd(file, fh->m2m_ctx, dc);
}
EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_decoder_cmd);
-int v4l2_m2m_ioctl_stateless_try_decoder_cmd(struct file *file, void *fh,
+int v4l2_m2m_ioctl_stateless_try_decoder_cmd(struct file *file, void *priv,
struct v4l2_decoder_cmd *dc)
{
if (dc->cmd != V4L2_DEC_CMD_FLUSH)
@@ -1572,7 +1553,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_stateless_try_decoder_cmd);
int v4l2_m2m_ioctl_stateless_decoder_cmd(struct file *file, void *priv,
struct v4l2_decoder_cmd *dc)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
struct vb2_v4l2_buffer *out_vb, *cap_vb;
struct v4l2_m2m_dev *m2m_dev = fh->m2m_ctx->m2m_dev;
unsigned long flags;
@@ -1617,7 +1598,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_ioctl_stateless_decoder_cmd);
int v4l2_m2m_fop_mmap(struct file *file, struct vm_area_struct *vma)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
return v4l2_m2m_mmap(file, fh->m2m_ctx, vma);
}
@@ -1625,7 +1606,7 @@ EXPORT_SYMBOL_GPL(v4l2_m2m_fop_mmap);
__poll_t v4l2_m2m_fop_poll(struct file *file, poll_table *wait)
{
- struct v4l2_fh *fh = file->private_data;
+ struct v4l2_fh *fh = file_to_v4l2_fh(file);
struct v4l2_m2m_ctx *m2m_ctx = fh->m2m_ctx;
__poll_t ret;
generated by cgit (git 2.34.1) at 2025-12-24 21:04:05 +0000