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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2014-04-16 18:00:10 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-04-24 13:05:32 -0700
commit37769939082ae0749405133e09eac2c3ccb8fcf0 (patch)
tree474cba0ffa82a4d7dc834d12a26878bfb5589b9e /drivers/usb/host/ehci-tegra.c
parent42b59eba718a145e991ae02437f38d8aa8efe207 (diff)
downloadblackbird-op-linux-37769939082ae0749405133e09eac2c3ccb8fcf0.tar.gz
blackbird-op-linux-37769939082ae0749405133e09eac2c3ccb8fcf0.zip
USB: EHCI: Export the ehci_hub_control function
Platform drivers sometimes need to perform specific handling of hub control requests. Make this possible by exporting the ehci_hub_control() function which can then be called from a custom hub control handler in the default case. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/ehci-tegra.c')
-rw-r--r--drivers/usb/host/ehci-tegra.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index 7ef00ecb0da1..572634cd95d6 100644
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -51,10 +51,6 @@ struct tegra_ehci_soc_config {
bool has_hostpc;
};
-static int (*orig_hub_control)(struct usb_hcd *hcd,
- u16 typeReq, u16 wValue, u16 wIndex,
- char *buf, u16 wLength);
-
struct tegra_ehci_hcd {
struct tegra_usb_phy *phy;
struct clk *clk;
@@ -236,7 +232,7 @@ static int tegra_ehci_hub_control(
spin_unlock_irqrestore(&ehci->lock, flags);
/* Handle the hub control events here */
- return orig_hub_control(hcd, typeReq, wValue, wIndex, buf, wLength);
+ return ehci_hub_control(hcd, typeReq, wValue, wIndex, buf, wLength);
done:
spin_unlock_irqrestore(&ehci->lock, flags);
@@ -554,8 +550,6 @@ static int __init ehci_tegra_init(void)
* too easy.
*/
- orig_hub_control = tegra_ehci_hc_driver.hub_control;
-
tegra_ehci_hc_driver.map_urb_for_dma = tegra_ehci_map_urb_for_dma;
tegra_ehci_hc_driver.unmap_urb_for_dma = tegra_ehci_unmap_urb_for_dma;
tegra_ehci_hc_driver.hub_control = tegra_ehci_hub_control;
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