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| author | Peter Chen <peter.chen@freescale.com> | 2015-08-17 10:23:03 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-09-21 10:02:18 -0700 |
| commit | aeba67c869f993cadd2a25b952089baa23b49e95 (patch) | |
| tree | 7e64b7963c4d9044930b031b8c2dda9430fcc5b3 /drivers | |
| parent | e3417b1051f6b16af929505241216774abefc2ec (diff) | |
| download | lwn-aeba67c869f993cadd2a25b952089baa23b49e95.tar.gz lwn-aeba67c869f993cadd2a25b952089baa23b49e95.zip | |
usb: host: ehci-sys: delete useless bus_to_hcd conversion
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 <peter.chen@freescale.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/ehci-sysfs.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/host/ehci-sysfs.c b/drivers/usb/host/ehci-sysfs.c index f6459dfb6f54..94054dad7710 100644 --- a/drivers/usb/host/ehci-sysfs.c +++ b/drivers/usb/host/ehci-sysfs.c @@ -29,7 +29,7 @@ static ssize_t show_companion(struct device *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 device *dev, 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 device *dev, 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; } @@ -101,7 +101,7 @@ static ssize_t store_uframe_periodic_max(struct device *dev, 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; |