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authorLinus Torvalds <torvalds@linux-foundation.org>2015-11-05 20:05:15 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2015-11-05 20:05:15 (GMT)
commitb0378657549bbc73ac0ec6e9332fcf3c53362365 (patch)
tree61aecdd60c34f06085a29fc6cbb0b4209484585e /drivers/media/usb/uvc/uvc_queue.c
parent66339fdacb63fc7908e7eb755b9fffa672ffbb10 (diff)
parent79f5b6ae960d380c829fb67d5dadcd1d025d2775 (diff)
downloadlinux-b0378657549bbc73ac0ec6e9332fcf3c53362365.tar.xz
Merge tag 'media/v4.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab: "Media updates, including: - Lots of improvements at the kABI documentation - Split of Videobuf2 into a common part and a V4L2 specific one - Split of the VB2 tracing events into a separate header file - s5p-mfc got support for Exynos 5433 - v4l2 fixes for 64-bits alignment when running 32 bits userspace on ARM - Added support for SDR radio transmitter at core, vivid and hackrf drivers - Some y2038 fixups - Some improvements at V4L2 colorspace support - saa7164 converted to use the V4L2 core control framework - several new boards additions, cleanups and fixups PS: There are two patches for scripts/kernel-doc that are needed by the documentation patches on Media. Jon is OK on merging those via my tree" * tag 'media/v4.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (146 commits) [media] c8sectpfe: Remove select on CONFIG_FW_LOADER_USER_HELPER_FALLBACK [media] DocBook media: update copyright/version numbers [media] ivtv: Convert to get_user_pages_unlocked() [media] media/v4l2-ctrls: fix setting autocluster to manual with VIDIOC_S_CTRL [media] DocBook media: Fix a typo in encoder cmd [media] DocBook: add SDR specific info to G_MODULATOR / S_MODULATOR [media] DocBook: add SDR specific info to G_TUNER / S_TUNER [media] hackrf: do not set human readable name for formats [media] hackrf: add support for transmitter [media] hackrf: switch to single function which configures everything [media] hackrf: add control for RF amplifier [media] DocBook: add modulator type field [media] v4l: add type field to v4l2_modulator struct [media] DocBook: document SDR transmitter [media] v4l2: add support for SDR transmitter [media] DocBook: document tuner RF gain control [media] v4l2: add RF gain control [media] v4l2: rename V4L2_TUNER_ADC to V4L2_TUNER_SDR [media] media/vivid-osd: fix info leak in ioctl [media] media: videobuf2: Move v4l2-specific stuff to videobuf2-v4l2 ...
Diffstat (limited to 'drivers/media/usb/uvc/uvc_queue.c')
-rw-r--r--drivers/media/usb/uvc/uvc_queue.c29
1 files changed, 17 insertions, 12 deletions
diff --git a/drivers/media/usb/uvc/uvc_queue.c b/drivers/media/usb/uvc/uvc_queue.c
index f16b9b4..cfb868a 100644
--- a/drivers/media/usb/uvc/uvc_queue.c
+++ b/drivers/media/usb/uvc/uvc_queue.c
@@ -20,6 +20,7 @@
#include <linux/videodev2.h>
#include <linux/vmalloc.h>
#include <linux/wait.h>
+#include <media/videobuf2-v4l2.h>
#include <media/videobuf2-vmalloc.h>
#include "uvcvideo.h"
@@ -60,7 +61,7 @@ static void uvc_queue_return_buffers(struct uvc_video_queue *queue,
queue);
list_del(&buf->queue);
buf->state = state;
- vb2_buffer_done(&buf->buf, vb2_state);
+ vb2_buffer_done(&buf->buf.vb2_buf, vb2_state);
}
}
@@ -68,10 +69,11 @@ static void uvc_queue_return_buffers(struct uvc_video_queue *queue,
* videobuf2 queue operations
*/
-static int uvc_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt,
+static int uvc_queue_setup(struct vb2_queue *vq, const void *parg,
unsigned int *nbuffers, unsigned int *nplanes,
unsigned int sizes[], void *alloc_ctxs[])
{
+ const struct v4l2_format *fmt = parg;
struct uvc_video_queue *queue = vb2_get_drv_priv(vq);
struct uvc_streaming *stream = uvc_queue_to_stream(queue);
@@ -89,10 +91,11 @@ static int uvc_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt,
static int uvc_buffer_prepare(struct vb2_buffer *vb)
{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue);
- struct uvc_buffer *buf = container_of(vb, struct uvc_buffer, buf);
+ struct uvc_buffer *buf = container_of(vbuf, struct uvc_buffer, buf);
- if (vb->v4l2_buf.type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
+ if (vb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
vb2_get_plane_payload(vb, 0) > vb2_plane_size(vb, 0)) {
uvc_trace(UVC_TRACE_CAPTURE, "[E] Bytes used out of bounds.\n");
return -EINVAL;
@@ -105,7 +108,7 @@ static int uvc_buffer_prepare(struct vb2_buffer *vb)
buf->error = 0;
buf->mem = vb2_plane_vaddr(vb, 0);
buf->length = vb2_plane_size(vb, 0);
- if (vb->v4l2_buf.type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ if (vb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
buf->bytesused = 0;
else
buf->bytesused = vb2_get_plane_payload(vb, 0);
@@ -115,8 +118,9 @@ static int uvc_buffer_prepare(struct vb2_buffer *vb)
static void uvc_buffer_queue(struct vb2_buffer *vb)
{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue);
- struct uvc_buffer *buf = container_of(vb, struct uvc_buffer, buf);
+ struct uvc_buffer *buf = container_of(vbuf, struct uvc_buffer, buf);
unsigned long flags;
spin_lock_irqsave(&queue->irqlock, flags);
@@ -127,7 +131,7 @@ static void uvc_buffer_queue(struct vb2_buffer *vb)
* directly. The next QBUF call will fail with -ENODEV.
*/
buf->state = UVC_BUF_STATE_ERROR;
- vb2_buffer_done(&buf->buf, VB2_BUF_STATE_ERROR);
+ vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);
}
spin_unlock_irqrestore(&queue->irqlock, flags);
@@ -135,12 +139,13 @@ static void uvc_buffer_queue(struct vb2_buffer *vb)
static void uvc_buffer_finish(struct vb2_buffer *vb)
{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
struct uvc_video_queue *queue = vb2_get_drv_priv(vb->vb2_queue);
struct uvc_streaming *stream = uvc_queue_to_stream(queue);
- struct uvc_buffer *buf = container_of(vb, struct uvc_buffer, buf);
+ struct uvc_buffer *buf = container_of(vbuf, struct uvc_buffer, buf);
if (vb->state == VB2_BUF_STATE_DONE)
- uvc_video_clock_update(stream, &vb->v4l2_buf, buf);
+ uvc_video_clock_update(stream, vbuf, buf);
}
static int uvc_start_streaming(struct vb2_queue *vq, unsigned int count)
@@ -398,7 +403,7 @@ struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue,
buf->error = 0;
buf->state = UVC_BUF_STATE_QUEUED;
buf->bytesused = 0;
- vb2_set_plane_payload(&buf->buf, 0, 0);
+ vb2_set_plane_payload(&buf->buf.vb2_buf, 0, 0);
return buf;
}
@@ -412,8 +417,8 @@ struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue,
spin_unlock_irqrestore(&queue->irqlock, flags);
buf->state = buf->error ? VB2_BUF_STATE_ERROR : UVC_BUF_STATE_DONE;
- vb2_set_plane_payload(&buf->buf, 0, buf->bytesused);
- vb2_buffer_done(&buf->buf, VB2_BUF_STATE_DONE);
+ vb2_set_plane_payload(&buf->buf.vb2_buf, 0, buf->bytesused);
+ vb2_buffer_done(&buf->buf.vb2_buf, VB2_BUF_STATE_DONE);
return nextbuf;
}