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USB: Add more empty functions in otg.h

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Add empty functions for get/put transceiver functions too, so that
drivers that optionally use them can call them without worrying that
they might not exist, eliminating ifdefs.

Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Grazvydas Ignotas 2010-09-27 15:17:18 +03:00 committed by Greg Kroah-Hartman
parent 7893afc035
commit 748eee0986
1 changed files with 11 additions and 0 deletions
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11
include/linux/usb/otg.h
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@ -164,8 +164,19 @@ otg_shutdown(struct otg_transceiver *otg)
}
/* for usb host and peripheral controller drivers */
#ifdef CONFIG_USB_OTG_UTILS
extern struct otg_transceiver *otg_get_transceiver(void);
extern void otg_put_transceiver(struct otg_transceiver *);
#else
static inline struct otg_transceiver *otg_get_transceiver(void)
{
return NULL;
}
static inline void otg_put_transceiver(struct otg_transceiver *x)
{
}
#endif
/* Context: can sleep */
static inline int