From: Hans Verkuil <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
---
drivers/staging/media/solo6x10/v4l2-enc.c | 19 +++++++++++++++++--
drivers/staging/media/solo6x10/v4l2.c | 18 ++++++++++++++++--
2 files changed, 33 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/media/solo6x10/v4l2-enc.c
b/drivers/staging/media/solo6x10/v4l2-enc.c
index 43ce8c5..453bdba 100644
--- a/drivers/staging/media/solo6x10/v4l2-enc.c
+++ b/drivers/staging/media/solo6x10/v4l2-enc.c
@@ -23,6 +23,7 @@
#include <linux/freezer.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-event.h>
#include <media/videobuf-dma-sg.h>
#include "solo6x10.h"
#include "tw28.h"
@@ -37,7 +38,8 @@ static int solo_enc_thread(void *data);
extern unsigned video_nr;
struct solo_enc_fh {
- struct solo_enc_dev *enc;
+ struct v4l2_fh fh;
+ struct solo_enc_dev *enc;
u32 fmt;
u16 rd_idx;
u8 enc_on;
@@ -938,7 +940,11 @@ static unsigned int solo_enc_poll(struct file *file,
struct poll_table_struct *wait)
{
struct solo_enc_fh *fh = file->private_data;
+ unsigned long req_events = poll_requested_events(wait);
+ unsigned res = v4l2_ctrl_poll(file, wait);
+ if (!(req_events & (POLLIN | POLLRDNORM)))
+ return res;
return videobuf_poll_stream(file, &fh->vidq, wait);
}
@@ -958,6 +964,7 @@ static int solo_enc_open(struct file *file)
if (fh == NULL)
return -ENOMEM;
+ v4l2_fh_init(&fh->fh, video_devdata(file));
fh->enc = solo_enc;
file->private_data = fh;
INIT_LIST_HEAD(&fh->vidq_active);
@@ -970,7 +977,7 @@ static int solo_enc_open(struct file *file)
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_INTERLACED,
sizeof(struct videobuf_buffer), fh, NULL);
-
+ v4l2_fh_add(&fh->fh);
return 0;
}
@@ -1007,6 +1014,8 @@ static int solo_enc_release(struct file *file)
videobuf_mmap_free(&fh->vidq);
solo_enc_off(fh);
+ v4l2_fh_del(&fh->fh);
+ v4l2_fh_exit(&fh->fh);
kfree(fh);
@@ -1129,6 +1138,7 @@ static int solo_enc_try_fmt_cap(struct file *file, void
*priv,
/* Just set these */
pix->colorspace = V4L2_COLORSPACE_SMPTE170M;
pix->sizeimage = FRAME_BUF_SIZE;
+ pix->bytesperline = 0;
pix->priv = 0;
return 0;
@@ -1494,6 +1504,10 @@ static const struct v4l2_ioctl_ops solo_enc_ioctl_ops = {
/* Video capture parameters */
.vidioc_s_parm = solo_s_parm,
.vidioc_g_parm = solo_g_parm,
+ /* Logging and events */
+ .vidioc_log_status = v4l2_ctrl_log_status,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static struct video_device solo_enc_template = {
@@ -1592,6 +1606,7 @@ static struct solo_enc_dev *solo_enc_alloc(struct
solo_dev *solo_dev, u8 ch)
*solo_enc->vfd = solo_enc_template;
solo_enc->vfd->v4l2_dev = &solo_dev->v4l2_dev;
solo_enc->vfd->ctrl_handler = hdl;
+ set_bit(V4L2_FL_USE_FH_PRIO, &solo_enc->vfd->flags);
ret = video_register_device(solo_enc->vfd, VFL_TYPE_GRABBER,
video_nr);
if (ret < 0) {
diff --git a/drivers/staging/media/solo6x10/v4l2.c
b/drivers/staging/media/solo6x10/v4l2.c
index 3db65a7..d9298ac 100644
--- a/drivers/staging/media/solo6x10/v4l2.c
+++ b/drivers/staging/media/solo6x10/v4l2.c
@@ -23,6 +23,7 @@
#include <linux/freezer.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-event.h>
#include <media/videobuf-dma-sg.h>
#include "solo6x10.h"
#include "tw28.h"
@@ -39,6 +40,7 @@
/* Simple file handle */
struct solo_filehandle {
+ struct v4l2_fh fh;
struct solo_dev *solo_dev;
struct videobuf_queue vidq;
struct task_struct *kthread;
@@ -502,8 +504,12 @@ static unsigned int solo_v4l2_poll(struct file *file,
struct poll_table_struct *wait)
{
struct solo_filehandle *fh = file->private_data;
+ unsigned long req_events = poll_requested_events(wait);
+ unsigned res = v4l2_ctrl_poll(file, wait);
- return videobuf_poll_stream(file, &fh->vidq, wait);
+ if (!(req_events & (POLLIN | POLLRDNORM)))
+ return res;
+ return res | videobuf_poll_stream(file, &fh->vidq, wait);
}
static int solo_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
@@ -523,6 +529,7 @@ static int solo_v4l2_open(struct file *file)
if (fh == NULL)
return -ENOMEM;
+ v4l2_fh_init(&fh->fh, video_devdata(file));
spin_lock_init(&fh->slock);
INIT_LIST_HEAD(&fh->vidq_active);
fh->solo_dev = solo_dev;
@@ -539,7 +546,7 @@ static int solo_v4l2_open(struct file *file)
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_INTERLACED,
sizeof(struct videobuf_buffer), fh, NULL);
-
+ v4l2_fh_add(&fh->fh);
return 0;
}
@@ -559,6 +566,8 @@ static int solo_v4l2_release(struct file *file)
videobuf_stop(&fh->vidq);
videobuf_mmap_free(&fh->vidq);
solo_stop_thread(fh);
+ v4l2_fh_del(&fh->fh);
+ v4l2_fh_exit(&fh->fh);
kfree(fh);
return 0;
@@ -828,6 +837,10 @@ static const struct v4l2_ioctl_ops solo_v4l2_ioctl_ops = {
.vidioc_dqbuf = solo_dqbuf,
.vidioc_streamon = solo_streamon,
.vidioc_streamoff = solo_streamoff,
+ /* Logging and events */
+ .vidioc_log_status = v4l2_ctrl_log_status,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static struct video_device solo_v4l2_template = {
@@ -872,6 +885,7 @@ int solo_v4l2_init(struct solo_dev *solo_dev)
if (solo_dev->disp_hdl.error)
return solo_dev->disp_hdl.error;
solo_dev->vfd->ctrl_handler = &solo_dev->disp_hdl;
+ set_bit(V4L2_FL_USE_FH_PRIO, &solo_dev->vfd->flags);
ret = video_register_device(solo_dev->vfd, VFL_TYPE_GRABBER, video_nr);
if (ret < 0) {
--
1.7.10.4
--
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