diff options
Diffstat (limited to 'include/linux/libata.h')
| -rw-r--r-- | include/linux/libata.h | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h index 2300fcc37f80..6c003d852a88 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -746,9 +746,8 @@ extern int ata_scsi_device_suspend(struct scsi_device *, pm_message_t mesg); extern int ata_host_suspend(struct ata_host *host, pm_message_t mesg); extern void ata_host_resume(struct ata_host *host); extern int ata_ratelimit(void); -extern unsigned int ata_busy_sleep(struct ata_port *ap, - unsigned long timeout_pat, - unsigned long timeout); +extern int ata_busy_sleep(struct ata_port *ap, + unsigned long timeout_pat, unsigned long timeout); extern void ata_port_queue_task(struct ata_port *ap, void (*fn)(void *), void *data, unsigned long delay); extern u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val, @@ -1064,7 +1063,7 @@ static inline u8 ata_busy_wait(struct ata_port *ap, unsigned int bits, udelay(10); status = ata_chk_status(ap); max--; - } while ((status & bits) && (max > 0)); + } while (status != 0xff && (status & bits) && (max > 0)); return status; } @@ -1085,7 +1084,7 @@ static inline u8 ata_wait_idle(struct ata_port *ap) { u8 status = ata_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000); - if (status & (ATA_BUSY | ATA_DRQ)) { + if (status != 0xff && (status & (ATA_BUSY | ATA_DRQ))) { unsigned long l = ap->ioaddr.status_addr; if (ata_msg_warn(ap)) printk(KERN_WARNING "ATA: abnormal status 0x%X on port 0x%lX\n", |