diff options
| author | Maulik Mankad <x0082077@ti.com> | 2010-02-17 14:09:29 -0800 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2010-02-19 15:22:17 -0800 |
| commit | 224e1542b6ca2d38dc0c7ea65fb6760c082b1309 (patch) | |
| tree | 5179e348783af6c12d2806da21d41df7b33b8b80 /include/linux/usb/otg.h | |
| parent | 5ebc86eda7ebb36ee66a90a7a5bbfc948f181088 (diff) | |
| download | op-kernel-dev-224e1542b6ca2d38dc0c7ea65fb6760c082b1309.zip op-kernel-dev-224e1542b6ca2d38dc0c7ea65fb6760c082b1309.tar.gz | |
USB: Add empty functions in otg.h
Add empty functions for usb_nop_xceiv_register()
and usb_nop_xceiv_unregister() in otg.h so that
these functions can be called even when
CONFIG_NOP_USB_XCEIV is not enabled.
It allows to remove ifdef's from board file.
Signed-off-by: Maulik Mankad <x0082077@ti.com>
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: Ajay Kumar Gupta <ajay.gupta@ti.com>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Felipe Balbi <felipe.balbi@nokia.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'include/linux/usb/otg.h')
| -rw-r--r-- | include/linux/usb/otg.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index 52bb917..fef0972 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -110,9 +110,19 @@ struct otg_transceiver { /* for board-specific init logic */ extern int otg_set_transceiver(struct otg_transceiver *); +#if defined(CONFIG_NOP_USB_XCEIV) || defined(CONFIG_NOP_USB_XCEIV_MODULE) /* sometimes transceivers are accessed only through e.g. ULPI */ extern void usb_nop_xceiv_register(void); extern void usb_nop_xceiv_unregister(void); +#else +static inline void usb_nop_xceiv_register(void) +{ +} + +static inline void usb_nop_xceiv_unregister(void) +{ +} +#endif /* helpers for direct access thru low-level io interface */ static inline int otg_io_read(struct otg_transceiver *otg, u32 reg) |
