From: Benoit Goby <benoit@android.com>
Date: Wed, 19 Jan 2011 03:38:23 +0000 (-0800)
Subject: usb: host: tegra: Fix SetPortFeature PORT_SUSPEND
X-Git-Tag: firefly_0821_release~9833^2~57^2
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=ba487c7c5e987d6ee9487041bd09a8686f32f730;p=firefly-linux-kernel-4.4.55.git

usb: host: tegra: Fix SetPortFeature PORT_SUSPEND

This fixes a regression where hubs cannot detect new devices once they
have been auto-suspended.

Change-Id: I4b3efcaa9634b9a912060e438527000bbc83dc32
Signed-off-by: Benoit Goby <benoit@android.com>
---

diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index db61c60ffbab..f781b02e53f0 100644
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -129,6 +129,7 @@ static int tegra_ehci_hub_control(
 		if (handshake(ehci, status_reg, PORT_SUSPEND,
 						PORT_SUSPEND, 5000))
 			pr_err("%s: timeout waiting for PORT_SUSPEND\n", __func__);
+		set_bit((wIndex & 0xff) - 1, &ehci->suspended_ports);
 		goto done;
 	}