diff options
Diffstat (limited to 'drivers/media/usb/usbvision/usbvision-video.c')
| -rw-r--r-- | drivers/media/usb/usbvision/usbvision-video.c | 19 |
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 d34c2af..5c9e312 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(®->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(®->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; } |