2020-02-26 14:35:47

by Gustavo Padovan

[permalink] [raw]
Subject: [PATCH] usb: quirks: add NO_LPM quirk for Logitech Screen Share

From: Dan Lazewatsky <[email protected]>

LPM on the device appears to cause xHCI host controllers to claim
that there isn't enough bandwidth to support additional devices.

Signed-off-by: Dan Lazewatsky <[email protected]>
Signed-off-by: Gustavo Padovan <[email protected]>
---
drivers/usb/core/quirks.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 2b24336a72e5..2dac3e7cdd97 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -231,6 +231,9 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Logitech PTZ Pro Camera */
{ USB_DEVICE(0x046d, 0x0853), .driver_info = USB_QUIRK_DELAY_INIT },

+ /* Logitech Screen Share */
+ { USB_DEVICE(0x046d, 0x086c), .driver_info = USB_QUIRK_NO_LPM },
+
/* Logitech Quickcam Fusion */
{ USB_DEVICE(0x046d, 0x08c1), .driver_info = USB_QUIRK_RESET_RESUME },

--
2.11.0