diff options
| -rw-r--r-- | drivers/media/media-device.c | 6 | ||||
| -rw-r--r-- | include/media/media-device.h | 5 |
2 files changed, 10 insertions, 1 deletions
diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c index 4d1c13de494b..5ebb3cd31345 100644 --- a/drivers/media/media-device.c +++ b/drivers/media/media-device.c @@ -55,7 +55,11 @@ static int media_device_get_info(struct media_device *dev, memset(&info, 0, sizeof(info)); - strlcpy(info.driver, dev->dev->driver->name, sizeof(info.driver)); + if (dev->driver_name[0]) + strlcpy(info.driver, dev->driver_name, sizeof(info.driver)); + else + strlcpy(info.driver, dev->dev->driver->name, sizeof(info.driver)); + strlcpy(info.model, dev->model, sizeof(info.model)); strlcpy(info.serial, dev->serial, sizeof(info.serial)); strlcpy(info.bus_info, dev->bus_info, sizeof(info.bus_info)); diff --git a/include/media/media-device.h b/include/media/media-device.h index d3855898c3fc..165451bc3985 100644 --- a/include/media/media-device.h +++ b/include/media/media-device.h @@ -268,6 +268,10 @@ struct device; * struct media_device - Media device * @dev: Parent device * @devnode: Media device node + * @driver_name: Optional device driver name. If not set, calls to + * %MEDIA_IOC_DEVICE_INFO will return dev->driver->name. + * This is needed for USB drivers for example, as otherwise + * they'll all appear as if the driver name was "usb". * @model: Device model name * @serial: Device serial number (optional) * @bus_info: Unique and stable device location identifier @@ -303,6 +307,7 @@ struct media_device { struct media_devnode devnode; char model[32]; + char driver_name[32]; char serial[40]; char bus_info[32]; u32 hw_revision; |