diff options
Diffstat (limited to 'drivers/media/video/cx231xx/cx231xx-core.c')
| -rw-r--r-- | drivers/media/video/cx231xx/cx231xx-core.c | 28 |
1 files changed, 13 insertions, 15 deletions
diff --git a/drivers/media/video/cx231xx/cx231xx-core.c b/drivers/media/video/cx231xx/cx231xx-core.c index 4a60dfbc347d..912a4d740206 100644 --- a/drivers/media/video/cx231xx/cx231xx-core.c +++ b/drivers/media/video/cx231xx/cx231xx-core.c @@ -23,6 +23,7 @@ #include <linux/init.h> #include <linux/list.h> #include <linux/module.h> +#include <linux/slab.h> #include <linux/usb.h> #include <linux/vmalloc.h> #include <media/v4l2-common.h> @@ -95,10 +96,9 @@ int cx231xx_register_extension(struct cx231xx_ops *ops) mutex_lock(&cx231xx_devlist_mutex); mutex_lock(&cx231xx_extension_devlist_lock); list_add_tail(&ops->next, &cx231xx_extension_devlist); - list_for_each_entry(dev, &cx231xx_devlist, devlist) { - if (dev) - ops->init(dev); - } + list_for_each_entry(dev, &cx231xx_devlist, devlist) + ops->init(dev); + printk(KERN_INFO DRIVER_NAME ": %s initialized\n", ops->name); mutex_unlock(&cx231xx_extension_devlist_lock); mutex_unlock(&cx231xx_devlist_mutex); @@ -111,10 +111,8 @@ void cx231xx_unregister_extension(struct cx231xx_ops *ops) struct cx231xx *dev = NULL; mutex_lock(&cx231xx_devlist_mutex); - list_for_each_entry(dev, &cx231xx_devlist, devlist) { - if (dev) - ops->fini(dev); - } + list_for_each_entry(dev, &cx231xx_devlist, devlist) + ops->fini(dev); mutex_lock(&cx231xx_extension_devlist_lock); printk(KERN_INFO DRIVER_NAME ": %s removed\n", ops->name); @@ -678,11 +676,11 @@ void cx231xx_uninit_isoc(struct cx231xx *dev) usb_unlink_urb(urb); if (dev->video_mode.isoc_ctl.transfer_buffer[i]) { - usb_buffer_free(dev->udev, - urb->transfer_buffer_length, - dev->video_mode.isoc_ctl. - transfer_buffer[i], - urb->transfer_dma); + usb_free_coherent(dev->udev, + urb->transfer_buffer_length, + dev->video_mode.isoc_ctl. + transfer_buffer[i], + urb->transfer_dma); } usb_free_urb(urb); dev->video_mode.isoc_ctl.urb[i] = NULL; @@ -769,8 +767,8 @@ int cx231xx_init_isoc(struct cx231xx *dev, int max_packets, dev->video_mode.isoc_ctl.urb[i] = urb; dev->video_mode.isoc_ctl.transfer_buffer[i] = - usb_buffer_alloc(dev->udev, sb_size, GFP_KERNEL, - &urb->transfer_dma); + usb_alloc_coherent(dev->udev, sb_size, GFP_KERNEL, + &urb->transfer_dma); if (!dev->video_mode.isoc_ctl.transfer_buffer[i]) { cx231xx_err("unable to allocate %i bytes for transfer" " buffer %i%s\n", |