diff options
| author | Binoy Jayan <binoy.jayan@linaro.org> | 2017-06-13 05:58:50 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-06-24 16:42:34 -0300 |
| commit | bd7a85d36363268266c5039bd31495d047acfb98 (patch) | |
| tree | 53e91cb8eb3cedb08a3f118620d7e2751d240b24 /drivers/media/pci/ngene/ngene-i2c.c | |
| parent | 90979f045513e7d3d7fb390dc26117ce95a31804 (diff) | |
| download | linux-bd7a85d36363268266c5039bd31495d047acfb98.tar.bz2 | |
media: ngene: Replace semaphore i2c_switch_mutex with mutex
The semaphore 'i2c_switch_mutex' is used as a simple mutex, so
it should be written as one. Semaphores are going away in the future.
Signed-off-by: Binoy Jayan <binoy.jayan@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/pci/ngene/ngene-i2c.c')
| -rw-r--r-- | drivers/media/pci/ngene/ngene-i2c.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/media/pci/ngene/ngene-i2c.c b/drivers/media/pci/ngene/ngene-i2c.c index cf39fcf54adf..fbf36353c701 100644 --- a/drivers/media/pci/ngene/ngene-i2c.c +++ b/drivers/media/pci/ngene/ngene-i2c.c @@ -118,7 +118,7 @@ static int ngene_i2c_master_xfer(struct i2c_adapter *adapter, (struct ngene_channel *)i2c_get_adapdata(adapter); struct ngene *dev = chan->dev; - down(&dev->i2c_switch_mutex); + mutex_lock(&dev->i2c_switch_mutex); ngene_i2c_set_bus(dev, chan->number); if (num == 2 && msg[1].flags & I2C_M_RD && !(msg[0].flags & I2C_M_RD)) @@ -136,11 +136,11 @@ static int ngene_i2c_master_xfer(struct i2c_adapter *adapter, msg[0].buf, msg[0].len, 0)) goto done; - up(&dev->i2c_switch_mutex); + mutex_unlock(&dev->i2c_switch_mutex); return -EIO; done: - up(&dev->i2c_switch_mutex); + mutex_unlock(&dev->i2c_switch_mutex); return num; } |