media: em28xx-audio: fix coding style issues

There are a number of coding style issues at em28xx-audio.
Fix them, by using checkpatch in strict mode to point for it.
Automatic fixes with --fix-inplace were complemented by manual
work.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2018-03-03 12:14:02 -05:00
parent 2e1e84c587
commit 9f90f5371f

View File

@ -103,7 +103,7 @@ static void em28xx_audio_isocirq(struct urb *urb)
case -ESHUTDOWN:
return;
default: /* error */
dprintk("urb completition error %d.\n", urb->status);
dprintk("urb completion error %d.\n", urb->status);
break;
}
@ -165,12 +165,11 @@ static void em28xx_audio_isocirq(struct urb *urb)
dev_err(&dev->intf->dev,
"resubmit of audio urb failed (error=%i)\n",
status);
return;
}
static int em28xx_init_audio_isoc(struct em28xx *dev)
{
int i, errCode;
int i, err;
dprintk("Starting isoc transfers\n");
@ -179,16 +178,15 @@ static int em28xx_init_audio_isoc(struct em28xx *dev)
memset(dev->adev.transfer_buffer[i], 0x80,
dev->adev.urb[i]->transfer_buffer_length);
errCode = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC);
if (errCode) {
err = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC);
if (err) {
dev_err(&dev->intf->dev,
"submit of audio urb failed (error=%i)\n",
errCode);
err);
em28xx_deinit_isoc_audio(dev);
atomic_set(&dev->adev.stream_started, 0);
return errCode;
return err;
}
}
return 0;
@ -268,14 +266,17 @@ static int snd_em28xx_capture_open(struct snd_pcm_substream *substream)
if (nonblock) {
if (!mutex_trylock(&dev->lock))
return -EAGAIN;
} else
} else {
mutex_lock(&dev->lock);
}
runtime->hw = snd_em28xx_hw_capture;
if (dev->adev.users == 0) {
if (dev->alt == 0 || dev->is_audio_only) {
struct usb_device *udev = interface_to_usbdev(dev->intf);
if (!dev->alt || dev->is_audio_only) {
struct usb_device *udev;
udev = interface_to_usbdev(dev->intf);
if (dev->is_audio_only)
/* audio is on a separate interface */
@ -367,9 +368,11 @@ static int snd_em28xx_hw_capture_params(struct snd_pcm_substream *substream,
if (ret < 0)
return ret;
#if 0
/* TODO: set up em28xx audio chip to deliver the correct audio format,
current default is 48000hz multiplexed => 96000hz mono
which shouldn't matter since analogue TV only supports mono */
/*
* TODO: set up em28xx audio chip to deliver the correct audio format,
* current default is 48000hz multiplexed => 96000hz mono
* which shouldn't matter since analogue TV only supports mono
*/
unsigned int channels, rate, format;
format = params_format(hw_params);
@ -513,8 +516,9 @@ static int em28xx_vol_put(struct snd_kcontrol *kcontrol,
if (nonblock) {
if (!mutex_trylock(&dev->lock))
return -EAGAIN;
} else
} else {
mutex_lock(&dev->lock);
}
rc = em28xx_read_ac97(dev, kcontrol->private_value);
if (rc < 0)
goto err;
@ -551,8 +555,9 @@ static int em28xx_vol_get(struct snd_kcontrol *kcontrol,
if (nonblock) {
if (!mutex_trylock(&dev->lock))
return -EAGAIN;
} else
} else {
mutex_lock(&dev->lock);
}
val = em28xx_read_ac97(dev, kcontrol->private_value);
mutex_unlock(&dev->lock);
if (val < 0)
@ -586,8 +591,9 @@ static int em28xx_vol_put_mute(struct snd_kcontrol *kcontrol,
if (nonblock) {
if (!mutex_trylock(&dev->lock))
return -EAGAIN;
} else
} else {
mutex_lock(&dev->lock);
}
rc = em28xx_read_ac97(dev, kcontrol->private_value);
if (rc < 0)
goto err;
@ -627,8 +633,9 @@ static int em28xx_vol_get_mute(struct snd_kcontrol *kcontrol,
if (nonblock) {
if (!mutex_trylock(&dev->lock))
return -EAGAIN;
} else
} else {
mutex_lock(&dev->lock);
}
val = em28xx_read_ac97(dev, kcontrol->private_value);
mutex_unlock(&dev->lock);
if (val < 0)
@ -762,7 +769,7 @@ static int em28xx_audio_urb_init(struct em28xx *dev)
if (intf->num_altsetting <= alt) {
dev_err(&dev->intf->dev, "alt %d doesn't exist on interface %d\n",
dev->ifnum, alt);
dev->ifnum, alt);
return -ENODEV;
}
@ -836,9 +843,8 @@ static int em28xx_audio_urb_init(struct em28xx *dev)
dev->adev.transfer_buffer = kcalloc(num_urb,
sizeof(*dev->adev.transfer_buffer),
GFP_ATOMIC);
if (!dev->adev.transfer_buffer) {
if (!dev->adev.transfer_buffer)
return -ENOMEM;
}
dev->adev.urb = kcalloc(num_urb, sizeof(*dev->adev.urb), GFP_ATOMIC);
if (!dev->adev.urb) {
@ -899,9 +905,11 @@ static int em28xx_audio_init(struct em28xx *dev)
int err;
if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR) {
/* This device does not support the extension (in this case
the device is expecting the snd-usb-audio module or
doesn't have analog audio support at all) */
/*
* This device does not support the extension (in this case
* the device is expecting the snd-usb-audio module or
* doesn't have analog audio support at all)
*/
return 0;
}
@ -977,13 +985,15 @@ static int em28xx_audio_init(struct em28xx *dev)
static int em28xx_audio_fini(struct em28xx *dev)
{
if (dev == NULL)
if (!dev)
return 0;
if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR) {
/* This device does not support the extension (in this case
the device is expecting the snd-usb-audio module or
doesn't have analog audio support at all) */
/*
* This device does not support the extension (in this case
* the device is expecting the snd-usb-audio module or
* doesn't have analog audio support at all)
*/
return 0;
}
@ -1005,7 +1015,7 @@ static int em28xx_audio_fini(struct em28xx *dev)
static int em28xx_audio_suspend(struct em28xx *dev)
{
if (dev == NULL)
if (!dev)
return 0;
if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR)
@ -1019,7 +1029,7 @@ static int em28xx_audio_suspend(struct em28xx *dev)
static int em28xx_audio_resume(struct em28xx *dev)
{
if (dev == NULL)
if (!dev)
return 0;
if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR)