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authorHans Verkuil <hverkuil@xs4all.nl>2010-12-25 08:01:38 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-12-29 08:17:09 -0200
commit0a58d713062fb49952b9b082514a48a0c83b269d (patch)
treedd9f9bbd3d15782b18071f3cf7d643f9cf3acc9e /drivers/media/video/stk-webcam.c
parent439105b122dfa21fbce7201d0f30b5eeac95c918 (diff)
[media] stk-webcam: remove V4L1 compatibility code, replace with V4L2 controls
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/stk-webcam.c')
-rw-r--r--drivers/media/video/stk-webcam.c148
1 files changed, 30 insertions, 118 deletions
diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c
index b5afe5f841ce..d1a2cefbf55b 100644
--- a/drivers/media/video/stk-webcam.c
+++ b/drivers/media/video/stk-webcam.c
@@ -230,120 +230,6 @@ static int stk_initialise(struct stk_camera *dev)
return -1;
}
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-
-/* sysfs functions */
-/*FIXME cleanup this */
-
-static ssize_t show_brightness(struct device *class,
- struct device_attribute *attr, char *buf)
-{
- struct video_device *vdev = to_video_device(class);
- struct stk_camera *dev = vdev_to_camera(vdev);
-
- return sprintf(buf, "%X\n", dev->vsettings.brightness);
-}
-
-static ssize_t store_brightness(struct device *class,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- char *endp;
- unsigned long value;
- int ret;
-
- struct video_device *vdev = to_video_device(class);
- struct stk_camera *dev = vdev_to_camera(vdev);
-
- value = simple_strtoul(buf, &endp, 16);
-
- dev->vsettings.brightness = (int) value;
-
- ret = stk_sensor_set_brightness(dev, value >> 8);
- if (ret)
- return ret;
- else
- return count;
-}
-
-static ssize_t show_hflip(struct device *class,
- struct device_attribute *attr, char *buf)
-{
- struct video_device *vdev = to_video_device(class);
- struct stk_camera *dev = vdev_to_camera(vdev);
-
- return sprintf(buf, "%d\n", dev->vsettings.hflip);
-}
-
-static ssize_t store_hflip(struct device *class,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct video_device *vdev = to_video_device(class);
- struct stk_camera *dev = vdev_to_camera(vdev);
-
- if (strncmp(buf, "1", 1) == 0)
- dev->vsettings.hflip = 1;
- else if (strncmp(buf, "0", 1) == 0)
- dev->vsettings.hflip = 0;
- else
- return -EINVAL;
-
- return strlen(buf);
-}
-
-static ssize_t show_vflip(struct device *class,
- struct device_attribute *attr, char *buf)
-{
- struct video_device *vdev = to_video_device(class);
- struct stk_camera *dev = vdev_to_camera(vdev);
-
- return sprintf(buf, "%d\n", dev->vsettings.vflip);
-}
-
-static ssize_t store_vflip(struct device *class,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct video_device *vdev = to_video_device(class);
- struct stk_camera *dev = vdev_to_camera(vdev);
-
- if (strncmp(buf, "1", 1) == 0)
- dev->vsettings.vflip = 1;
- else if (strncmp(buf, "0", 1) == 0)
- dev->vsettings.vflip = 0;
- else
- return -EINVAL;
-
- return strlen(buf);
-}
-
-static DEVICE_ATTR(brightness, S_IRUGO | S_IWUGO,
- show_brightness, store_brightness);
-static DEVICE_ATTR(hflip, S_IRUGO | S_IWUGO, show_hflip, store_hflip);
-static DEVICE_ATTR(vflip, S_IRUGO | S_IWUGO, show_vflip, store_vflip);
-
-static int stk_create_sysfs_files(struct video_device *vdev)
-{
- int ret;
-
- ret = device_create_file(&vdev->dev, &dev_attr_brightness);
- ret += device_create_file(&vdev->dev, &dev_attr_hflip);
- ret += device_create_file(&vdev->dev, &dev_attr_vflip);
- if (ret)
- STK_WARNING("Could not create sysfs files\n");
- return ret;
-}
-
-static void stk_remove_sysfs_files(struct video_device *vdev)
-{
- device_remove_file(&vdev->dev, &dev_attr_brightness);
- device_remove_file(&vdev->dev, &dev_attr_hflip);
- device_remove_file(&vdev->dev, &dev_attr_vflip);
-}
-
-#else
-#define stk_create_sysfs_files(a)
-#define stk_remove_sysfs_files(a)
-#endif
-
/* *********************************************** */
/*
* This function is called as an URB transfert is complete (Isochronous pipe).
@@ -878,7 +764,24 @@ static struct v4l2_queryctrl stk_controls[] = {
.step = 0x0100,
.default_value = 0x6000,
},
- /*TODO: get more controls to work */
+ {
+ .id = V4L2_CID_HFLIP,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .name = "Horizontal Flip",
+ .minimum = 0,
+ .maximum = 1,
+ .step = 1,
+ .default_value = 1,
+ },
+ {
+ .id = V4L2_CID_VFLIP,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .name = "Vertical Flip",
+ .minimum = 0,
+ .maximum = 1,
+ .step = 1,
+ .default_value = 1,
+ },
};
static int stk_vidioc_queryctrl(struct file *filp,
@@ -906,6 +809,12 @@ static int stk_vidioc_g_ctrl(struct file *filp,
case V4L2_CID_BRIGHTNESS:
c->value = dev->vsettings.brightness;
break;
+ case V4L2_CID_HFLIP:
+ c->value = dev->vsettings.hflip;
+ break;
+ case V4L2_CID_VFLIP:
+ c->value = dev->vsettings.vflip;
+ break;
default:
return -EINVAL;
}
@@ -920,6 +829,12 @@ static int stk_vidioc_s_ctrl(struct file *filp,
case V4L2_CID_BRIGHTNESS:
dev->vsettings.brightness = c->value;
return stk_sensor_set_brightness(dev, c->value >> 8);
+ case V4L2_CID_HFLIP:
+ dev->vsettings.hflip = c->value;
+ return 0;
+ case V4L2_CID_VFLIP:
+ dev->vsettings.vflip = c->value;
+ return 0;
default:
return -EINVAL;
}
@@ -1394,8 +1309,6 @@ static int stk_camera_probe(struct usb_interface *interface,
goto error;
}
- stk_create_sysfs_files(&dev->vdev);
-
return 0;
error:
@@ -1411,7 +1324,6 @@ static void stk_camera_disconnect(struct usb_interface *interface)
unset_present(dev);
wake_up_interruptible(&dev->wait_frame);
- stk_remove_sysfs_files(&dev->vdev);
STK_INFO("Syntek USB2.0 Camera release resources device %s\n",
video_device_node_name(&dev->vdev));

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