And also swapped the out_free and out_unreg labels as they were in the
wrong order.
Tested with the OLPC laptop.
Signed-off-by: Hans Verkuil <hverk...@xs4all.nl>
---
drivers/media/video/cafe_ccic.c | 59 +++++++-------------------------------
1 files changed, 11 insertions(+), 48 deletions(-)
diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c
index 7488b47..44ec342 100644
--- a/drivers/media/video/cafe_ccic.c
+++ b/drivers/media/video/cafe_ccic.c
@@ -35,6 +35,7 @@
#include <linux/slab.h>
#include <media/v4l2-device.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-ctrls.h>
#include <media/v4l2-chip-ident.h>
#include <linux/device.h>
#include <linux/wait.h>
@@ -145,6 +146,7 @@ struct cafe_sio_buffer {
struct cafe_camera
{
struct v4l2_device v4l2_dev;
+ struct v4l2_ctrl_handler ctrl_handler;
enum cafe_state state;
unsigned long flags; /* Buffer status, mainly (dev_lock) */
int users; /* How many open FDs */
@@ -1466,48 +1468,6 @@ static unsigned int cafe_v4l_poll(struct file *filp,
-static int cafe_vidioc_queryctrl(struct file *filp, void *priv,
- struct v4l2_queryctrl *qc)
-{
- struct cafe_camera *cam = priv;
- int ret;
-
- mutex_lock(&cam->s_mutex);
- ret = sensor_call(cam, core, queryctrl, qc);
- mutex_unlock(&cam->s_mutex);
- return ret;
-}
-
-
-static int cafe_vidioc_g_ctrl(struct file *filp, void *priv,
- struct v4l2_control *ctrl)
-{
- struct cafe_camera *cam = priv;
- int ret;
-
- mutex_lock(&cam->s_mutex);
- ret = sensor_call(cam, core, g_ctrl, ctrl);
- mutex_unlock(&cam->s_mutex);
- return ret;
-}
-
-
-static int cafe_vidioc_s_ctrl(struct file *filp, void *priv,
- struct v4l2_control *ctrl)
-{
- struct cafe_camera *cam = priv;
- int ret;
-
- mutex_lock(&cam->s_mutex);
- ret = sensor_call(cam, core, s_ctrl, ctrl);
- mutex_unlock(&cam->s_mutex);
- return ret;
-}
-
-
-
-
-
static int cafe_vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
@@ -1792,9 +1752,6 @@ static const struct v4l2_ioctl_ops cafe_v4l_ioctl_ops = {
.vidioc_dqbuf = cafe_vidioc_dqbuf,
.vidioc_streamon = cafe_vidioc_streamon,
.vidioc_streamoff = cafe_vidioc_streamoff,
- .vidioc_queryctrl = cafe_vidioc_queryctrl,
- .vidioc_g_ctrl = cafe_vidioc_g_ctrl,
- .vidioc_s_ctrl = cafe_vidioc_s_ctrl,
.vidioc_g_parm = cafe_vidioc_g_parm,
.vidioc_s_parm = cafe_vidioc_s_parm,
.vidioc_enum_framesizes = cafe_vidioc_enum_framesizes,
@@ -2031,6 +1988,10 @@ static int cafe_pci_probe(struct pci_dev *pdev,
INIT_LIST_HEAD(&cam->sb_avail);
INIT_LIST_HEAD(&cam->sb_full);
tasklet_init(&cam->s_tasklet, cafe_frame_tasklet, (unsigned long) cam);
+ ret = v4l2_ctrl_handler_init(&cam->ctrl_handler, 10);
+ if (ret)
+ goto out_unreg;
+ cam->v4l2_dev.ctrl_handler = &cam->ctrl_handler;
/*
* Get set up on the PCI bus.
*/
@@ -2087,10 +2048,10 @@ static int cafe_pci_probe(struct pci_dev *pdev,
cam->vdev.debug = 0;
/* cam->vdev.debug = V4L2_DEBUG_IOCTL_ARG;*/
cam->vdev.v4l2_dev = &cam->v4l2_dev;
+ video_set_drvdata(&cam->vdev, cam);
ret = video_register_device(&cam->vdev, VFL_TYPE_GRABBER, -1);
if (ret)
goto out_unlock;
- video_set_drvdata(&cam->vdev, cam);
/*
* If so requested, try to get our DMA buffers now.
@@ -2113,9 +2074,10 @@ out_freeirq:
free_irq(pdev->irq, cam);
out_iounmap:
pci_iounmap(pdev, cam->regs);
-out_free:
- v4l2_device_unregister(&cam->v4l2_dev);
out_unreg:
+ v4l2_ctrl_handler_free(&cam->ctrl_handler);
+ v4l2_device_unregister(&cam->v4l2_dev);
+out_free:
kfree(cam);
out:
return ret;
@@ -2154,6 +2116,7 @@ static void cafe_pci_remove(struct pci_dev *pdev)
if (cam->users > 0)
cam_warn(cam, "Removing a device with users!\n");
cafe_shutdown(cam);
+ v4l2_ctrl_handler_free(&cam->ctrl_handler);
v4l2_device_unregister(&cam->v4l2_dev);
kfree(cam);
/* No unlock - it no longer exists */
--
1.7.0.4
--
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