[PATCH] drivers:usb:fsl: Fix compilation error for fsl ehci drv

[PATCH] drivers:usb:fsl: Fix compilation error for fsl ehci drv

[Ramneek Mehresh]

Fix compilation error in fsl ehci drv because ehci_reset()
and ehci_adjust_port_wakeup_flags() were not exported, and
are used when PM is enabled

Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
---
 drivers/usb/host/ehci-hcd.c | 3 ++-
 drivers/usb/host/ehci-hub.c | 3 ++-
 drivers/usb/host/ehci.h     | 3 +++
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 9dd161c..c63d82c 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -239,7 +239,7 @@ static void tdi_reset (struct ehci_hcd *ehci)
  * Reset a non-running (STS_HALT == 1) controller.
  * Must be called with interrupts enabled and the lock not held.
  */
-static int ehci_reset (struct ehci_hcd *ehci)
+int ehci_reset(struct ehci_hcd *ehci)
 {
 	int	retval;
 	u32	command = ehci_readl(ehci, &ehci->regs->command);
@@ -275,6 +275,7 @@ static int ehci_reset (struct ehci_hcd *ehci)
 			ehci->resuming_ports = 0;
 	return retval;
 }
+EXPORT_SYMBOL_GPL(ehci_reset);
 
 /*
  * Idle the controller (turn off the schedules).
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 6920844..22abb68 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -155,7 +155,7 @@ static int ehci_port_change(struct ehci_hcd *ehci)
 	return 0;
 }
 
-static void ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
+void ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
 		bool suspending, bool do_wakeup)
 {
 	int		port;
@@ -220,6 +220,7 @@ static void ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
 
 	spin_unlock_irq(&ehci->lock);
 }
+EXPORT_SYMBOL_GPL(ehci_adjust_port_wakeup_flags);
 
 static int ehci_bus_suspend (struct usb_hcd *hcd)
 {
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 52ef084..f700157 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -868,10 +868,13 @@ extern void	ehci_init_driver(struct hc_driver *drv,
 extern int	ehci_setup(struct usb_hcd *hcd);
 extern int	ehci_handshake(struct ehci_hcd *ehci, void __iomem *ptr,
 				u32 mask, u32 done, int usec);
+extern int	ehci_reset(struct ehci_hcd *ehci);
 
 #ifdef CONFIG_PM
 extern int	ehci_suspend(struct usb_hcd *hcd, bool do_wakeup);
 extern int	ehci_resume(struct usb_hcd *hcd, bool force_reset);
+extern void	ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
+			bool suspending, bool do_wakeup);
 #endif	/* CONFIG_PM */
 
 extern int	ehci_hub_control(struct usb_hcd	*hcd, u16 typeReq, u16 wValue,
-- 
1.8.3.1

Re: [PATCH] drivers:usb:fsl: Fix compilation error for fsl ehci drv

[Alan Stern]

On Fri, 29 May 2015, Ramneek Mehresh wrote:

> Fix compilation error in fsl ehci drv because ehci_reset()
> and ehci_adjust_port_wakeup_flags() were not exported, and
> are used when PM is enabled
> 
> Signed-off-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>

Acked-by: Alan Stern <stern@rowland.harvard.edu>