Change au0828 to use Media Device Allocator API to allocate media device with the parent usb struct device as the key, so it can be shared with the snd_usb_audio driver.
Signed-off-by: Shuah Khan shuahkh@osg.samsung.com --- Changes to patch 0002: - No changes since patch v2, applies cleanly on top of the following: media: Protect enable_source and disable_source handler code paths https://lkml.org/lkml/2016/11/29/1001
drivers/media/usb/au0828/au0828-core.c | 12 ++++-------- drivers/media/usb/au0828/au0828.h | 1 + 2 files changed, 5 insertions(+), 8 deletions(-)
diff --git a/drivers/media/usb/au0828/au0828-core.c b/drivers/media/usb/au0828/au0828-core.c index bfd6482..ff1928e 100644 --- a/drivers/media/usb/au0828/au0828-core.c +++ b/drivers/media/usb/au0828/au0828-core.c @@ -159,9 +159,7 @@ static void au0828_unregister_media_device(struct au0828_dev *dev) dev->media_dev->disable_source = NULL; mutex_unlock(&mdev->graph_mutex);
- media_device_unregister(dev->media_dev); - media_device_cleanup(dev->media_dev); - kfree(dev->media_dev); + media_device_delete(dev->media_dev, KBUILD_MODNAME); dev->media_dev = NULL; #endif } @@ -214,14 +212,10 @@ static int au0828_media_device_init(struct au0828_dev *dev, #ifdef CONFIG_MEDIA_CONTROLLER struct media_device *mdev;
- mdev = kzalloc(sizeof(*mdev), GFP_KERNEL); + mdev = media_device_usb_allocate(udev, KBUILD_MODNAME); if (!mdev) return -ENOMEM;
- /* check if media device is already initialized */ - if (!mdev->dev) - media_device_usb_init(mdev, udev, udev->product); - dev->media_dev = mdev; #endif return 0; @@ -482,6 +476,8 @@ static int au0828_media_device_register(struct au0828_dev *dev, /* register media device */ ret = media_device_register(dev->media_dev); if (ret) { + media_device_delete(dev->media_dev, KBUILD_MODNAME); + dev->media_dev = NULL; dev_err(&udev->dev, "Media Device Register Error: %d\n", ret); return ret; diff --git a/drivers/media/usb/au0828/au0828.h b/drivers/media/usb/au0828/au0828.h index dd7b378..4bf1b0c 100644 --- a/drivers/media/usb/au0828/au0828.h +++ b/drivers/media/usb/au0828/au0828.h @@ -35,6 +35,7 @@ #include <media/v4l2-ctrls.h> #include <media/v4l2-fh.h> #include <media/media-device.h> +#include <media/media-dev-allocator.h>
/* DVB */ #include "demux.h"