2022-11-01 05:45:08

by Ricardo Ribalda

Subject: [PATCH v1 1/1] 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 003 Device 002: ID 5986:1180 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 0x1180
bcdDevice 56.04
iManufacturer 3 Bison
iProduct 1 EasyCamera
iSerial 2
bNumConfigurations 1

Signed-off-by: Ricardo Ribalda <[email protected]>

diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 215fb483efb0..cca3012c8912 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -2994,6 +2994,15 @@ static const struct usb_device_id uvc_ids[] = {
.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,
+ .idVendor = 0x5986,
+ .idProduct = 0x1180,
+ .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,

--
b4 0.11.0-dev-d93f8

2022-11-02 06:08:56

by Sergey Senozhatsky

Subject: Re: [PATCH v1 1/1] media: uvcvideo: Limit power line control for Acer EasyCamera

On (22/11/01 06:28), Ricardo Ribalda wrote:
> The device does not implement the power line control correctly. Add a
> corresponding control mapping override.
>
> Bus 003 Device 002: ID 5986:1180 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 0x1180
> bcdDevice 56.04
> iManufacturer 3 Bison
> iProduct 1 EasyCamera
> iSerial 2
> bNumConfigurations 1
>
> Signed-off-by: Ricardo Ribalda <[email protected]>

Reviewed-by: Sergey Senozhatsky <[email protected]>