From: Chris Brandt <chris.brandt@renesas.com>
Date: Thu, 27 Apr 2017 19:12:49 +0000 (-0700)
Subject: usb: r8a66597-hcd: decrease timeout
X-Git-Tag: MMI-PSA29.97-13-9~5558^2~21
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=dd14a3e9b92ac6f0918054f9e3477438760a4fa6;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

usb: r8a66597-hcd: decrease timeout

The timeout for BULK packets was 300ms which is a long time if other
endpoints or devices are waiting for their turn. Changing it to 50ms
greatly increased the overall performance for multi-endpoint devices.

Fixes: 5d3043586db4 ("usb: r8a66597-hcd: host controller driver for R8A6659")
Signed-off-by: Chris Brandt <chris.brandt@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index bfa7fa3d2eea..698ec8721403 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -1269,7 +1269,7 @@ static void set_td_timer(struct r8a66597 *r8a66597, struct r8a66597_td *td)
 			time = 30;
 			break;
 		default:
-			time = 300;
+			time = 50;
 			break;
 		}