diff options
| author | Yuyang Du <yuyang.du@intel.com> | 2017-04-06 06:03:22 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-04-08 12:04:42 +0200 |
| commit | 4eebed9a6447581fd2bb58f3cf5868d28b653670 (patch) | |
| tree | 71ed63b9524dd95d8018364dc3148210f0ce5afb /drivers/usb/usbip | |
| parent | 65c7843c942d0990e8b5f40aa4fdc755bbc15034 (diff) | |
| download | linux-4eebed9a6447581fd2bb58f3cf5868d28b653670.tar.bz2 | |
usb: usbip: Remove unnecessary get_vdev()
vhci_tx_urb() should be able to get the vhci_device from
its caller vhci_urb_enqueue(), instead of brutal-force
searching it.
Reviewed-by: Krzysztof Opasiak <k.opasiak@samsung.com>
Signed-off-by: Yuyang Du <yuyang.du@intel.com>
Acked-by: Shuah Khan <shuahkh@osg.samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/usbip')
| -rw-r--r-- | drivers/usb/usbip/vhci_hcd.c | 32 |
1 files changed, 2 insertions, 30 deletions
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c index e4cb9f0625e8..5d8b2c261940 100644 --- a/drivers/usb/usbip/vhci_hcd.c +++ b/drivers/usb/usbip/vhci_hcd.c @@ -430,36 +430,8 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, return retval; } -static struct vhci_device *get_vdev(struct usb_device *udev) +static void vhci_tx_urb(struct urb *urb, struct vhci_device *vdev) { - struct platform_device *pdev; - struct usb_hcd *hcd; - struct vhci_hcd *vhci; - int pdev_nr, rhport; - - if (!udev) - return NULL; - - for (pdev_nr = 0; pdev_nr < vhci_num_controllers; pdev_nr++) { - pdev = *(vhci_pdevs + pdev_nr); - if (pdev == NULL) - continue; - hcd = platform_get_drvdata(pdev); - if (hcd == NULL) - continue; - vhci = hcd_to_vhci(hcd); - for (rhport = 0; rhport < VHCI_HC_PORTS; rhport++) { - if (vhci->vdev[rhport].udev == udev) - return &vhci->vdev[rhport]; - } - } - - return NULL; -} - -static void vhci_tx_urb(struct urb *urb) -{ - struct vhci_device *vdev = get_vdev(urb->dev); struct vhci_priv *priv; struct vhci_hcd *vhci; unsigned long flags; @@ -601,7 +573,7 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, } out: - vhci_tx_urb(urb); + vhci_tx_urb(urb, vdev); spin_unlock_irqrestore(&vhci->lock, flags); return 0; |