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authorHans Verkuil <hans.verkuil@cisco.com>2013-02-03 08:27:57 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-06-17 09:26:36 -0300
commitcf9033f9b5d867ae040d37a148cf1c1e645ffe96 (patch)
tree729f8c1c7821f2879f9d596cce959ee2b1fafb54
parent099f88ee20c4d387a7bd76e0a5765533b1f5b6b0 (diff)
downloadop-kernel-dev-cf9033f9b5d867ae040d37a148cf1c1e645ffe96.zip
op-kernel-dev-cf9033f9b5d867ae040d37a148cf1c1e645ffe96.tar.gz
[media] radio-tea5764: embed struct video_device
This simplifies the code as it removes a memory allocation check. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Cc: Fabio Belavenuto <belavenuto@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/radio/radio-tea5764.c27
1 files changed, 10 insertions, 17 deletions
diff --git a/drivers/media/radio/radio-tea5764.c b/drivers/media/radio/radio-tea5764.c
index f6a5471..4e0bf64 100644
--- a/drivers/media/radio/radio-tea5764.c
+++ b/drivers/media/radio/radio-tea5764.c
@@ -141,7 +141,7 @@ static int use_xtal = RADIO_TEA5764_XTAL;
struct tea5764_device {
struct v4l2_device v4l2_dev;
struct i2c_client *i2c_client;
- struct video_device *videodev;
+ struct video_device vdev;
struct tea5764_regs regs;
struct mutex mutex;
};
@@ -303,7 +303,7 @@ static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *v)
{
struct tea5764_device *radio = video_drvdata(file);
- struct video_device *dev = radio->videodev;
+ struct video_device *dev = &radio->vdev;
strlcpy(v->driver, dev->dev.driver->name, sizeof(v->driver));
strlcpy(v->card, dev->name, sizeof(v->card));
@@ -491,7 +491,7 @@ static struct video_device tea5764_radio_template = {
.name = "TEA5764 FM-Radio",
.fops = &tea5764_fops,
.ioctl_ops = &tea5764_ioctl_ops,
- .release = video_device_release,
+ .release = video_device_release_empty,
};
/* I2C probe: check if the device exists and register with v4l if it is */
@@ -528,17 +528,12 @@ static int tea5764_i2c_probe(struct i2c_client *client,
goto errunreg;
}
- radio->videodev = video_device_alloc();
- if (!(radio->videodev)) {
- ret = -ENOMEM;
- goto errunreg;
- }
- *radio->videodev = tea5764_radio_template;
+ radio->vdev = tea5764_radio_template;
i2c_set_clientdata(client, radio);
- video_set_drvdata(radio->videodev, radio);
- radio->videodev->lock = &radio->mutex;
- radio->videodev->v4l2_dev = v4l2_dev;
+ video_set_drvdata(&radio->vdev, radio);
+ radio->vdev.lock = &radio->mutex;
+ radio->vdev.v4l2_dev = v4l2_dev;
/* initialize and power off the chip */
tea5764_i2c_read(radio);
@@ -546,16 +541,14 @@ static int tea5764_i2c_probe(struct i2c_client *client,
tea5764_mute(radio, 1);
tea5764_power_down(radio);
- ret = video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr);
+ ret = video_register_device(&radio->vdev, VFL_TYPE_RADIO, radio_nr);
if (ret < 0) {
PWARN("Could not register video device!");
- goto errrel;
+ goto errunreg;
}
PINFO("registered.");
return 0;
-errrel:
- video_device_release(radio->videodev);
errunreg:
v4l2_device_unregister(v4l2_dev);
errfr:
@@ -570,7 +563,7 @@ static int tea5764_i2c_remove(struct i2c_client *client)
PDEBUG("remove");
if (radio) {
tea5764_power_down(radio);
- video_unregister_device(radio->videodev);
+ video_unregister_device(&radio->vdev);
v4l2_device_unregister(&radio->v4l2_dev);
kfree(radio);
}
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