Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

usb: Increase timeout value for device reset

Browse source 
It seems that for USB IP on Freescale MX5x processors, it needs >750
usec for the reset to complete. This change should not hurt any other
EHCI hardware.

Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Dinh Nguyen 2010-04-13 11:13:15 -05:00 • committed by Greg Kroah-Hartman
parent 571dc79d62
commit 6307e09612
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/usb/host/ehci-hub.c
View file

@ -801,7 +801,7 @@ static int ehci_hub_control (
* this bit; seems too long to spin routinely... * this bit; seems too long to spin routinely...
*/ */
retval = handshake(ehci, status_reg, retval = handshake(ehci, status_reg,
PORT_RESET, 0, 750); PORT_RESET, 0, 1000);
if (retval != 0) { if (retval != 0) {
ehci_err (ehci, "port %d reset error %d\n", ehci_err (ehci, "port %d reset error %d\n",
wIndex + 1, retval); wIndex + 1, retval);