ahci: Add Marvell 88se91a2 device id

[pandora-kernel.git] / drivers / ata / libata-eh.c

diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index a9b2820..f54b077 100644 (file)
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1286,14 +1286,14 @@ void ata_eh_qc_complete(struct ata_queued_cmd *qc)
  *     should be retried.  To be used from EH.
  *
  *     SCSI midlayer limits the number of retries to scmd->allowed.
- *     scmd->retries is decremented for commands which get retried
+ *     scmd->allowed is incremented for commands which get retried
  *     due to unrelated failures (qc->err_mask is zero).
  */
 void ata_eh_qc_retry(struct ata_queued_cmd *qc)
 {
        struct scsi_cmnd *scmd = qc->scsicmd;
-       if (!qc->err_mask && scmd->retries)
-               scmd->retries--;
+       if (!qc->err_mask)
+               scmd->allowed++;
        __ata_eh_qc_complete(qc);
 }
 
@@ -2599,6 +2599,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
                 * bus as we may be talking too fast.
                 */
                dev->pio_mode = XFER_PIO_0;
+               dev->dma_mode = 0xff;
 
                /* If the controller has a pio mode setup function
                 * then use it to set the chipset to rights. Don't
@@ -3422,6 +3423,9 @@ static int ata_eh_set_lpm(struct ata_link *link, enum ata_lpm_policy policy,
                }
        }
 
+       link->last_lpm_change = jiffies;
+       link->flags |= ATA_LFLAG_CHANGED;
+
        return 0;
 
 fail:
@@ -3500,7 +3504,8 @@ static int ata_count_probe_trials_cb(struct ata_ering_entry *ent, void *void_arg
        u64 now = get_jiffies_64();
        int *trials = void_arg;
 
-       if (ent->timestamp < now - min(now, interval))
+       if ((ent->eflags & ATA_EFLAG_OLD_ER) ||
+           (ent->timestamp < now - min(now, interval)))
                return -1;
 
        (*trials)++;