From: Gergely Imreh <imrehg@gmail.com>
Date: Tue, 15 Sep 2009 08:03:31 +0000 (+0800)
Subject: USB: usbtmc: fix timeout increase
X-Git-Tag: firefly_0821_release~12151^2~20
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=35f76e897d67fb62b4ec0be01fc0caaeb7f90108;p=firefly-linux-kernel-4.4.55.git

USB: usbtmc: fix timeout increase

The current 10ms timeout is too short for some normal USBTMC device
operation, increase it to a value which was tested with previously
affected Tektronix oscilloscopes.

Signed-off-by: Gergely Imreh <imrehg@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
index 864f0ba6a344..2473cf0c6b1d 100644
--- a/drivers/usb/class/usbtmc.c
+++ b/drivers/usb/class/usbtmc.c
@@ -39,7 +39,7 @@
 #define USBTMC_SIZE_IOBUFFER	2048
 
 /* Default USB timeout (in milliseconds) */
-#define USBTMC_TIMEOUT		10
+#define USBTMC_TIMEOUT		5000
 
 /*
  * Maximum number of read cycles to empty bulk in endpoint during CLEAR and