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usb: host: tegra: make use of PHY pointer of HCD

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As pointer to PHY structure can be stored in struct usb_hcd
making use of it, to call Tegra PHY APIs.

Call to usb_phy_shutdown() is moved up in tegra_ehci_remove(),
so that to avoid dereferencing of hcd after its freed up.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Felipe Balbi <balbi@ti.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Venu Byravarasu 2013-01-24 15:57:03 +05:30 • committed by Stephen Warren
parent 40e8b3a690
commit ab137d04db
3 changed files with 29 additions and 22 deletions
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8
include/linux/usb/tegra_usb_phy.h
View file

@ -66,14 +66,14 @@ struct tegra_usb_phy {
struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance,
void __iomem *regs, void *config, enum tegra_usb_phy_mode phy_mode);
void tegra_usb_phy_preresume(struct tegra_usb_phy *phy);
void tegra_usb_phy_preresume(struct usb_phy *phy);
void tegra_usb_phy_postresume(struct tegra_usb_phy *phy);
void tegra_usb_phy_postresume(struct usb_phy *phy);
void tegra_ehci_phy_restore_start(struct tegra_usb_phy *phy,
void tegra_ehci_phy_restore_start(struct usb_phy *phy,
enum tegra_usb_phy_port_speed port_speed);
void tegra_ehci_phy_restore_end(struct tegra_usb_phy *phy);
void tegra_ehci_phy_restore_end(struct usb_phy *phy);
void tegra_ehci_set_pts(struct usb_phy *x, u8 pts_val);