diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-core.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 49cffb6094a..134b5df80ac 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -3631,9 +3631,15 @@ int ata_wait_ready(struct ata_link *link, unsigned long deadline, int (*check_ready)(struct ata_link *link)) { unsigned long start = jiffies; - unsigned long nodev_deadline = ata_deadline(start, ATA_TMOUT_FF_WAIT); + unsigned long nodev_deadline; int warned = 0; + /* choose which 0xff timeout to use, read comment in libata.h */ + if (link->ap->host->flags & ATA_HOST_PARALLEL_SCAN) + nodev_deadline = ata_deadline(start, ATA_TMOUT_FF_WAIT_LONG); + else + nodev_deadline = ata_deadline(start, ATA_TMOUT_FF_WAIT); + /* Slave readiness can't be tested separately from master. On * M/S emulation configuration, this function should be called * only on the master and it will handle both master and slave. @@ -3651,12 +3657,12 @@ int ata_wait_ready(struct ata_link *link, unsigned long deadline, if (ready > 0) return 0; - /* -ENODEV could be transient. Ignore -ENODEV if link + /* + * -ENODEV could be transient. Ignore -ENODEV if link * is online. Also, some SATA devices take a long - * time to clear 0xff after reset. For example, - * HHD424020F7SV00 iVDR needs >= 800ms while Quantum - * GoVault needs even more than that. Wait for - * ATA_TMOUT_FF_WAIT on -ENODEV if link isn't offline. + * time to clear 0xff after reset. Wait for + * ATA_TMOUT_FF_WAIT[_LONG] on -ENODEV if link isn't + * offline. * * Note that some PATA controllers (pata_ali) explode * if status register is read more than once when |