[PATCH v3] media: uvcvideo: limit power line control for Sonix Technology

From: huanglei
Date: Fri Aug 19 2022 - 20:57:20 EST


From: huanglei <huanglei@xxxxxxxxxx>

The device does not implement the power line control correctly. Add a
corresponding control mapping override.

Bus 003 Device 003: ID 3277:0072 Sonix Technology Co., Ltd. USB 2.0 Camera
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 239 Miscellaneous Device
bDeviceSubClass 2
bDeviceProtocol 1 Interface Association
bMaxPacketSize0 64
idVendor 0x3277
idProduct 0x0072
bcdDevice 1.00
iManufacturer 2 Sonix Technology Co., Ltd.
iProduct 1 USB 2.0 Camera
iSerial 3 REV0001
bNumConfigurations 1

Signed-off-by: huanglei <huanglei@xxxxxxxxxx>
---
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 9c05776f11d1..e8f823685139 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) },
+ /* Sonix Technology USB 2.0 Camera */
+ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = 0x3277,
+ .idProduct = 0x0072,
+ .bInterfaceClass = USB_CLASS_VIDEO,
+ .bInterfaceSubClass = 1,
+ .bInterfaceProtocol = 0,
+ .driver_info = (kernel_ulong_t)&uvc_ctrl_power_line_limited },
/* Acer EasyCamera */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
| USB_DEVICE_ID_MATCH_INT_INFO,
--
2.17.1


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