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path: root/drivers/media/video/w9966.c
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Diffstat (limited to 'drivers/media/video/w9966.c')
-rw-r--r--drivers/media/video/w9966.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/media/video/w9966.c b/drivers/media/video/w9966.c
index 14ebb15837fb..b2dbe48a92bb 100644
--- a/drivers/media/video/w9966.c
+++ b/drivers/media/video/w9966.c
@@ -187,16 +187,14 @@ static ssize_t w9966_v4l_read(struct file *file, char __user *buf,
187 187
188static int w9966_exclusive_open(struct inode *inode, struct file *file) 188static int w9966_exclusive_open(struct inode *inode, struct file *file)
189{ 189{
190 struct video_device *vdev = video_devdata(file); 190 struct w9966_dev *cam = video_drvdata(file);
191 struct w9966_dev *cam = video_get_drvdata(vdev);
192 191
193 return test_and_set_bit(0, &cam->in_use) ? -EBUSY : 0; 192 return test_and_set_bit(0, &cam->in_use) ? -EBUSY : 0;
194} 193}
195 194
196static int w9966_exclusive_release(struct inode *inode, struct file *file) 195static int w9966_exclusive_release(struct inode *inode, struct file *file)
197{ 196{
198 struct video_device *vdev = video_devdata(file); 197 struct w9966_dev *cam = video_drvdata(file);
199 struct w9966_dev *cam = video_get_drvdata(vdev);
200 198
201 clear_bit(0, &cam->in_use); 199 clear_bit(0, &cam->in_use);
202 return 0; 200 return 0;
@@ -732,8 +730,7 @@ static int w9966_wReg_i2c(struct w9966_dev* cam, int reg, int data)
732static int w9966_v4l_do_ioctl(struct inode *inode, struct file *file, 730static int w9966_v4l_do_ioctl(struct inode *inode, struct file *file,
733 unsigned int cmd, void *arg) 731 unsigned int cmd, void *arg)
734{ 732{
735 struct video_device *vdev = video_devdata(file); 733 struct w9966_dev *cam = video_drvdata(file);
736 struct w9966_dev *cam = video_get_drvdata(vdev);
737 734
738 switch(cmd) 735 switch(cmd)
739 { 736 {
@@ -891,8 +888,7 @@ static int w9966_v4l_ioctl(struct inode *inode, struct file *file,
891static ssize_t w9966_v4l_read(struct file *file, char __user *buf, 888static ssize_t w9966_v4l_read(struct file *file, char __user *buf,
892 size_t count, loff_t *ppos) 889 size_t count, loff_t *ppos)
893{ 890{
894 struct video_device *vdev = video_devdata(file); 891 struct w9966_dev *cam = video_drvdata(file);
895 struct w9966_dev *cam = video_get_drvdata(vdev);
896 unsigned char addr = 0xa0; // ECP, read, CCD-transfer, 00000 892 unsigned char addr = 0xa0; // ECP, read, CCD-transfer, 00000
897 unsigned char __user *dest = (unsigned char __user *)buf; 893 unsigned char __user *dest = (unsigned char __user *)buf;
898 unsigned long dleft = count; 894 unsigned long dleft = count;