From 332a2235c4198037701a6f7cdfc9aff09c791776 Mon Sep 17 00:00:00 2001 From: Ricardo Ribalda Date: Tue, 7 Jun 2022 14:44:02 +0100 Subject: [PATCH] media: uvcvideo: Limit power line control for Chicony Easycamera Another Chicony camera device does not implement the power line control correctly. Add a corresponding control mapping override. Bus 001 Device 003: ID 04f2:b5eb Chicony Electronics Co., Ltd EasyCamera Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x04f2 Chicony Electronics Co., Ltd idProduct 0xb5eb bcdDevice 90.45 iManufacturer 3 Chicony Electronics Co.,Ltd. iProduct 1 EasyCamera iSerial 2 0001 bNumConfigurations 1 Signed-off-by: Ricardo Ribalda Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/uvc/uvc_driver.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 563530334fd16..1c278586933c8 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -2836,6 +2836,15 @@ static const struct usb_device_id uvc_ids[] = { .bInterfaceProtocol = 0, .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_RESTRICT_FRAME_RATE) }, /* Chicony EasyCamera */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x04f2, + .idProduct = 0xb5eb, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = (kernel_ulong_t)&uvc_ctrl_power_line_limited }, + /* Chicony EasyCamera */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x04f2, -- 2.30.2