From: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
commit 43f3b8cbcf93da7c2755af4a543280c31f4adf16 upstream.
Add support to set interval also for FS intr and isoc endpoint.
Fixes: 4d79e042ed8b ("usb: mtu3: add support for usb3.1 IP")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20211218095749.6250-4-chunfeng.yun@xxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/mtu3/mtu3_gadget.c | 7 +++++++
1 file changed, 7 insertions(+)
--- a/drivers/usb/mtu3/mtu3_gadget.c
+++ b/drivers/usb/mtu3/mtu3_gadget.c
@@ -93,6 +93,13 @@ static int mtu3_ep_enable(struct mtu3_ep
mult = usb_endpoint_maxp_mult(desc) - 1;
}
break;
+ case USB_SPEED_FULL:
+ if (usb_endpoint_xfer_isoc(desc))
+ interval = clamp_val(desc->bInterval, 1, 16);
+ else if (usb_endpoint_xfer_int(desc))
+ interval = clamp_val(desc->bInterval, 1, 255);
+
+ break;
default:
break; /*others are ignored */
}
