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libata.h: add stub for ata_sas_port_resume

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Fix build error when CONFIG_PM is not enabled by adding a stub
function in <linux/libata.h>.

drivers/scsi/libsas/sas_ata.c: In function 'sas_resume_sata':
drivers/scsi/libsas/sas_ata.c:756:3: error: implicit declaration of function 'ata_sas_port_resume' [-Werror=implicit-function-declaration]

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: Jim Davis <jim.epost@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Randy Dunlap 2014-03-19 10:46:25 -07:00 committed by Tejun Heo
parent 200421a80f
commit a5a6569959
1 changed files with 3 additions and 0 deletions
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include/linux/libata.h
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@ -1148,6 +1148,9 @@ static inline void ata_sas_port_suspend(struct ata_port *ap)
static inline void ata_sas_port_async_resume(struct ata_port *ap)
{
}
static inline void ata_sas_port_resume(struct ata_port *ap)
{
}
#endif
extern int ata_ratelimit(void);
extern void ata_msleep(struct ata_port *ap, unsigned int msecs);