summaryrefslogtreecommitdiff
path: root/drivers/media/usb/usbvision/usbvision-video.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/usb/usbvision/usbvision-video.c')
-rw-r--r--drivers/media/usb/usbvision/usbvision-video.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c
index d34c2afe2c24..5c9e3123ad2e 100644
--- a/drivers/media/usb/usbvision/usbvision-video.c
+++ b/drivers/media/usb/usbvision/usbvision-video.c
@@ -467,8 +467,6 @@ static int vidioc_g_register(struct file *file, void *priv,
struct usb_usbvision *usbvision = video_drvdata(file);
int err_code;
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
/* NT100x has a 8-bit register space */
err_code = usbvision_read_reg(usbvision, reg->reg&0xff);
if (err_code < 0) {
@@ -488,8 +486,6 @@ static int vidioc_s_register(struct file *file, void *priv,
struct usb_usbvision *usbvision = video_drvdata(file);
int err_code;
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
/* NT100x has a 8-bit register space */
err_code = usbvision_write_reg(usbvision, reg->reg & 0xff, reg->val);
if (err_code < 0) {
@@ -608,6 +604,14 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id)
return 0;
}
+static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
+{
+ struct usb_usbvision *usbvision = video_drvdata(file);
+
+ *id = usbvision->tvnorm_id;
+ return 0;
+}
+
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *vt)
{
@@ -1248,6 +1252,7 @@ static const struct v4l2_ioctl_ops usbvision_ioctl_ops = {
.vidioc_qbuf = vidioc_qbuf,
.vidioc_dqbuf = vidioc_dqbuf,
.vidioc_s_std = vidioc_s_std,
+ .vidioc_g_std = vidioc_g_std,
.vidioc_enum_input = vidioc_enum_input,
.vidioc_g_input = vidioc_g_input,
.vidioc_s_input = vidioc_s_input,
@@ -1274,7 +1279,6 @@ static struct video_device usbvision_video_template = {
.name = "usbvision-video",
.release = video_device_release,
.tvnorms = USBVISION_NORMS,
- .current_norm = V4L2_STD_PAL
};
@@ -1307,9 +1311,6 @@ static struct video_device usbvision_radio_template = {
.name = "usbvision-radio",
.release = video_device_release,
.ioctl_ops = &usbvision_radio_ioctl_ops,
-
- .tvnorms = USBVISION_NORMS,
- .current_norm = V4L2_STD_PAL
};
@@ -1459,6 +1460,7 @@ static void usbvision_release(struct usb_usbvision *usbvision)
usbvision_remove_sysfs(usbvision->vdev);
usbvision_unregister_video(usbvision);
+ kfree(usbvision->alt_max_pkt_size);
usb_free_urb(usbvision->ctrl_urb);
@@ -1574,6 +1576,7 @@ static int usbvision_probe(struct usb_interface *intf,
usbvision->alt_max_pkt_size = kmalloc(32 * usbvision->num_alt, GFP_KERNEL);
if (usbvision->alt_max_pkt_size == NULL) {
dev_err(&intf->dev, "usbvision: out of memory!\n");
+ usbvision_release(usbvision);
return -ENOMEM;
}