diff options
Diffstat (limited to 'drivers/ata/libata-eh.c')
| -rw-r--r-- | drivers/ata/libata-eh.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index dae2174f387..7a2e54e9216 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -2184,25 +2184,32 @@ int ata_eh_reset(struct ata_link *link, int classify, "follow-up softreset required " "but no softreset avaliable\n"); rc = -EINVAL; - goto out; + goto fail; } ata_eh_about_to_do(link, NULL, ATA_EH_RESET_MASK); rc = ata_do_reset(link, reset, classes, deadline); - - if (rc == 0 && classify && classes[0] == ATA_DEV_UNKNOWN && - !(lflags & ATA_LFLAG_ASSUME_CLASS)) { - ata_link_printk(link, KERN_ERR, - "classification failed\n"); - rc = -EINVAL; - goto out; - } } /* -EAGAIN can happen if we skipped followup SRST */ if (rc && rc != -EAGAIN) goto fail; + /* was classification successful? */ + if (classify && classes[0] == ATA_DEV_UNKNOWN && + !(lflags & ATA_LFLAG_ASSUME_CLASS)) { + if (try < max_tries) { + ata_link_printk(link, KERN_WARNING, + "classification failed\n"); + rc = -EINVAL; + goto fail; + } + + ata_link_printk(link, KERN_WARNING, + "classfication failed, assuming ATA\n"); + lflags |= ATA_LFLAG_ASSUME_ATA; + } + ata_link_for_each_dev(dev, link) { /* After the reset, the device state is PIO 0 and the * controller state is undefined. Reset also wakes up |