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authorRicardo Ribalda <ribalda@chromium.org>2022-06-07 16:44:04 +0300
committerMauro Carvalho Chehab <mchehab@kernel.org>2022-07-16 10:52:56 +0300
commiteff1e24c8e674ba531d204505d9697c543a78772 (patch)
tree8bb7f2b74f06c87322dfff68e57c73e2542a3a36 /drivers/media/usb/uvc
parent95f03d97347851fad9dc0a664a3fb65ad2116372 (diff)
downloadlinux-eff1e24c8e674ba531d204505d9697c543a78772.tar.xz
media: uvcvideo: Limit power line control for Acer EasyCamera
The device does not implement the power line control correctly. Add a corresponding control mapping override. Bus 001 Device 003: ID 5986:1172 Acer, Inc EasyCamera Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x5986 Acer, Inc idProduct 0x1172 bcdDevice 56.04 iManufacturer 3 Bison iProduct 1 EasyCamera iSerial 2 bNumConfigurations 1 Signed-off-by: Ricardo Ribalda <ribalda@chromium.org> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/usb/uvc')
-rw-r--r--drivers/media/usb/uvc/uvc_driver.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 0080a462d62a..9c05776f11d1 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -3264,6 +3264,15 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
.driver_info = UVC_INFO_QUIRK(UVC_QUIRK_FORCE_BPP) },
+ /* Acer EasyCamera */
+ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = 0x5986,
+ .idProduct = 0x1172,
+ .bInterfaceClass = USB_CLASS_VIDEO,
+ .bInterfaceSubClass = 1,
+ .bInterfaceProtocol = 0,
+ .driver_info = (kernel_ulong_t)&uvc_ctrl_power_line_limited },
/* Intel RealSense D4M */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
| USB_DEVICE_ID_MATCH_INT_INFO,