> 2015-09-13 23:52 GMT+09:00 Yaniv Gardi <ygardi@xxxxxxxxxxxxxx>: >> Sometimes due to hw issues it takes some time to the >> host controller register to update. In order to verify the register >> has updated, a polling is done until its value is set. >> >> In addition the functions ufshcd_hba_stop() and >> ufshcd_wait_for_register() was updated with an additional input >> parameter, indicating the timeout between reads will >> be done by sleeping or spinning the cpu. >> >> Signed-off-by: Raviv Shvili <rshvili@xxxxxxxxxxxxxx> >> Signed-off-by: Yaniv Gardi <ygardi@xxxxxxxxxxxxxx> >> >> --- >> drivers/scsi/ufs/ufshcd.c | 54 >> ++++++++++++++++++++++++++++------------------- >> drivers/scsi/ufs/ufshcd.h | 12 +++-------- >> 2 files changed, 35 insertions(+), 31 deletions(-) >> >> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c >> index 6171da8..e5a876c 100644 >> --- a/drivers/scsi/ufs/ufshcd.c >> +++ b/drivers/scsi/ufs/ufshcd.c >> @@ -267,11 +267,12 @@ static inline void ufshcd_disable_irq(struct >> ufs_hba *hba) >> * @val - wait condition >> * @interval_us - polling interval in microsecs >> * @timeout_ms - timeout in millisecs >> - * >> + * @can_sleep - perform sleep or just spin >> * Returns -ETIMEDOUT on error, zero on success >> */ > > We usually put a blank line between @argument description and > return value description. > will be fixed in v2. thanks -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
