From c9df99302fff53b6007666136b9f43fbac7ee3d8 Mon Sep 17 00:00:00 2001 From: Ricardo Ribalda Date: Tue, 24 Sep 2024 13:33:29 +0000 Subject: [PATCH] media: uvcvideo: Force UVC version to 1.0a for 0408:4033 The Quanta ACER HD User Facing camera reports a UVC 1.50 version, but implements UVC 1.0a as shown by the UVC probe control being 26 bytes long. Force the UVC version for that device. Reported-by: Giuliano Lotta Closes: https://lore.kernel.org/linux-media/fce4f906-d69b-417d-9f13-bf69fe5c81e3@koyu.space/ Signed-off-by: Ricardo Ribalda Reviewed-by: Laurent Pinchart Link: https://lore.kernel.org/r/20240924-uvc-quanta-v1-1-2de023863767@chromium.org Signed-off-by: Laurent Pinchart Signed-off-by: Hans Verkuil --- drivers/media/usb/uvc/uvc_driver.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 6651c00dfb80..f03879f8d407 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -2433,6 +2433,17 @@ static const struct uvc_device_info uvc_quirk_force_y8 = { */ static const struct usb_device_id uvc_ids[] = { /* Quanta ACER HD User Facing */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x0408, + .idProduct = 0x4033, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = UVC_PC_PROTOCOL_15, + .driver_info = (kernel_ulong_t)&(const struct uvc_device_info){ + .uvc_version = 0x010a, + } }, + /* Quanta ACER HD User Facing */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x0408, -- 2.25.1