[3.13.y-ckt stable] Patch "usb: musb: use new USB_RESUME_TIMEOUT" has been added to staging queue
Kamal Mostafa
kamal at canonical.com
Tue May 26 23:33:59 UTC 2015
This is a note to let you know that I have just added a patch titled
usb: musb: use new USB_RESUME_TIMEOUT
to the linux-3.13.y-queue branch of the 3.13.y-ckt extended stable tree
which can be found at:
http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.13.y-queue
This patch is scheduled to be released in version 3.13.11-ckt21.
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 3.13.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Kamal
------
>From 4020d216163f39f33e82cccef7b794a141f0336d Mon Sep 17 00:00:00 2001
From: Felipe Balbi <balbi at ti.com>
Date: Fri, 13 Feb 2015 14:46:27 -0600
Subject: usb: musb: use new USB_RESUME_TIMEOUT
commit 309be239369609929d5d3833ee043f7c5afc95d1 upstream.
Make sure we're using the new macro, so our
resume signaling will always pass certification.
Based on original work by Bin Liu <Bin Liu <b-liu at ti.com>>
Cc: Bin Liu <b-liu at ti.com>
Signed-off-by: Felipe Balbi <balbi at ti.com>
[ kamal: backport to 3.13-stable: context; fewer USB_RESUME_TIMEOUT sites ]
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
drivers/usb/musb/musb_core.c | 3 ++-
drivers/usb/musb/musb_virthub.c | 2 +-
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 7dc2019..d595091 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -100,6 +100,7 @@
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/dma-mapping.h>
+#include <linux/usb.h>
#include "musb_core.h"
@@ -478,7 +479,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
(USB_PORT_STAT_C_SUSPEND << 16)
| MUSB_PORT_STAT_RESUME;
musb->rh_timer = jiffies
- + msecs_to_jiffies(20);
+ + msecs_to_jiffies(USB_RESUME_TIMEOUT);
musb->xceiv->state = OTG_STATE_A_HOST;
musb->is_active = 1;
diff --git a/drivers/usb/musb/musb_virthub.c b/drivers/usb/musb/musb_virthub.c
index 9af6bba..5448125 100644
--- a/drivers/usb/musb/musb_virthub.c
+++ b/drivers/usb/musb/musb_virthub.c
@@ -105,7 +105,7 @@ static void musb_port_suspend(struct musb *musb, bool do_suspend)
/* later, GetPortStatus will stop RESUME signaling */
musb->port1_status |= MUSB_PORT_STAT_RESUME;
- musb->rh_timer = jiffies + msecs_to_jiffies(20);
+ musb->rh_timer = jiffies + msecs_to_jiffies(USB_RESUME_TIMEOUT);
}
}
--
1.9.1
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