diff options
Diffstat (limited to 'drivers/ata/libata-scsi.c')
| -rw-r--r-- | drivers/ata/libata-scsi.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 1ff018525e3b..318b41358187 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -933,7 +933,11 @@ static void ata_to_sense_error(unsigned id, u8 drv_stat, u8 drv_err, u8 *sk, * block specified for the ATA pass through commands. Regardless * of whether the command errored or not, return a sense * block. Copy all controller registers into the sense - * block. Clear sense key, ASC & ASCQ if there is no error. + * block. If there was no error, we get the request from an ATA + * passthrough command, so we use the following sense data: + * sk = RECOVERED ERROR + * asc,ascq = ATA PASS-THROUGH INFORMATION AVAILABLE + * * * LOCKING: * None. @@ -959,6 +963,10 @@ static void ata_gen_passthru_sense(struct ata_queued_cmd *qc) ata_to_sense_error(qc->ap->print_id, tf->command, tf->feature, &sb[1], &sb[2], &sb[3], verbose); sb[1] &= 0x0f; + } else { + sb[1] = RECOVERED_ERROR; + sb[2] = 0; + sb[3] = 0x1D; } /* @@ -1733,10 +1741,12 @@ static void ata_scsi_qc_complete(struct ata_queued_cmd *qc) /* For ATA pass thru (SAT) commands, generate a sense block if * user mandated it or if there's an error. Note that if we - * generate because the user forced us to, a check condition - * is generated and the ATA register values are returned + * generate because the user forced us to [CK_COND =1], a check + * condition is generated and the ATA register values are returned * whether the command completed successfully or not. If there - * was no error, SK, ASC and ASCQ will all be zero. + * was no error, we use the following sense data: + * sk = RECOVERED ERROR + * asc,ascq = ATA PASS-THROUGH INFORMATION AVAILABLE */ if (((cdb[0] == ATA_16) || (cdb[0] == ATA_12)) && ((cdb[2] & 0x20) || need_sense)) { |