From: Azriel Samson <asamson@codeaurora.org>
Date: Fri, 11 Dec 2015 00:28:57 +0000 (-0600)
Subject: usb: host: ehci-msm: Register usb shutdown function
X-Git-Tag: next-20160210~20^2~80
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4bb3cad7125b;p=karo-tx-linux.git

usb: host: ehci-msm: Register usb shutdown function

Registering usb_hcd_platform_shutdown to be called during
shutdown. This is a generic function that performs the
generic host stack's shutdown. It ensures that USB
operations do not continue while kexec boots a new kernel.

Signed-off-by: Azriel Samson <asamson@codeaurora.org>
Signed-off-by: Timur Tabi <timur@codeaurora.org>
Reviewed-by: Andy Gross <andy.gross@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/host/ehci-msm.c b/drivers/usb/host/ehci-msm.c
index b71947d04fed..3e226ef6ca62 100644
--- a/drivers/usb/host/ehci-msm.c
+++ b/drivers/usb/host/ehci-msm.c
@@ -220,6 +220,7 @@ MODULE_DEVICE_TABLE(of, msm_ehci_dt_match);
 static struct platform_driver ehci_msm_driver = {
 	.probe	= ehci_msm_probe,
 	.remove	= ehci_msm_remove,
+	.shutdown = usb_hcd_platform_shutdown,
 	.driver = {
 		   .name = "msm_hsusb_host",
 		   .pm = &ehci_msm_dev_pm_ops,