This is a note to let you know that I've just added the patch titled
usb: host: ehci-sys: delete useless bus_to_hcd conversion
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
usb-host-ehci-sys-delete-useless-bus_to_hcd-conversion.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 0521cfd06e1ebcd575e7ae36aab068b38df23850 Mon Sep 17 00:00:00 2001
From: Peter Chen <[email protected]>
Date: Mon, 17 Aug 2015 10:23:03 +0800
Subject: usb: host: ehci-sys: delete useless bus_to_hcd conversion
From: Peter Chen <[email protected]>
commit 0521cfd06e1ebcd575e7ae36aab068b38df23850 upstream.
The ehci platform device's drvdata is the pointer of struct usb_hcd
already, so we doesn't need to call bus_to_hcd conversion again.
Signed-off-by: Peter Chen <[email protected]>
Acked-by: Alan Stern <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/usb/host/ehci-sysfs.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/drivers/usb/host/ehci-sysfs.c
+++ b/drivers/usb/host/ehci-sysfs.c
@@ -29,7 +29,7 @@ static ssize_t show_companion(struct dev
int count = PAGE_SIZE;
char *ptr = buf;
- ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
+ ehci = hcd_to_ehci(dev_get_drvdata(dev));
nports = HCS_N_PORTS(ehci->hcs_params);
for (index = 0; index < nports; ++index) {
@@ -54,7 +54,7 @@ static ssize_t store_companion(struct de
struct ehci_hcd *ehci;
int portnum, new_owner;
- ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
+ ehci = hcd_to_ehci(dev_get_drvdata(dev));
new_owner = PORT_OWNER; /* Owned by companion */
if (sscanf(buf, "%d", &portnum) != 1)
return -EINVAL;
@@ -85,7 +85,7 @@ static ssize_t show_uframe_periodic_max(
struct ehci_hcd *ehci;
int n;
- ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
+ ehci = hcd_to_ehci(dev_get_drvdata(dev));
n = scnprintf(buf, PAGE_SIZE, "%d\n", ehci->uframe_periodic_max);
return n;
}
@@ -102,7 +102,7 @@ static ssize_t store_uframe_periodic_max
unsigned long flags;
ssize_t ret;
- ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
+ ehci = hcd_to_ehci(dev_get_drvdata(dev));
if (kstrtouint(buf, 0, &uframe_periodic_max) < 0)
return -EINVAL;
Patches currently in stable-queue which might be from [email protected]
are
queue-3.10/usb-host-ehci-sys-delete-useless-bus_to_hcd-conversion.patch
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