5.4-stable review patch. If anyone has any objections, please let me know.
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From: Lei Huang huanglei@kylinos.cn
commit e169d96eecd447ff7fd7542ca5fa0911f5622054 upstream.
Teclast disk used on Huawei hisi platforms doesn't work well, losing connectivity intermittently if LPM is enabled. Add quirk disable LPM to resolve the issue.
Signed-off-by: Lei Huang huanglei@kylinos.cn Cc: stable stable@kernel.org Link: https://lore.kernel.org/r/20250212093829.7379-1-huanglei814@163.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/core/quirks.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -520,6 +520,9 @@ static const struct usb_device_id usb_qu /* Blackmagic Design UltraStudio SDI */ { USB_DEVICE(0x1edb, 0xbd4f), .driver_info = USB_QUIRK_NO_LPM },
+ /* Teclast disk */ + { USB_DEVICE(0x1f75, 0x0917), .driver_info = USB_QUIRK_NO_LPM }, + /* Hauppauge HVR-950q */ { USB_DEVICE(0x2040, 0x7200), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS },