diff options
Diffstat (limited to 'drivers/scsi/libata-scsi.c')
-rw-r--r-- | drivers/scsi/libata-scsi.c | 46 |
1 files changed, 28 insertions, 18 deletions
diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c index 69058510f43a..5574520bf1c2 100644 --- a/drivers/scsi/libata-scsi.c +++ b/drivers/scsi/libata-scsi.c @@ -560,7 +560,7 @@ void ata_gen_ata_desc_sense(struct ata_queued_cmd *qc) * Use ata_to_sense_error() to map status register bits * onto sense key, asc & ascq. */ - if (unlikely(tf->command & (ATA_BUSY | ATA_DF | ATA_ERR | ATA_DRQ))) { + if (tf->command & (ATA_BUSY | ATA_DF | ATA_ERR | ATA_DRQ)) { ata_to_sense_error(qc->ap->id, tf->command, tf->feature, &sb[1], &sb[2], &sb[3]); sb[1] &= 0x0f; @@ -635,7 +635,7 @@ void ata_gen_fixed_sense(struct ata_queued_cmd *qc) * Use ata_to_sense_error() to map status register bits * onto sense key, asc & ascq. */ - if (unlikely(tf->command & (ATA_BUSY | ATA_DF | ATA_ERR | ATA_DRQ))) { + if (tf->command & (ATA_BUSY | ATA_DF | ATA_ERR | ATA_DRQ)) { ata_to_sense_error(qc->ap->id, tf->command, tf->feature, &sb[2], &sb[12], &sb[13]); sb[2] &= 0x0f; @@ -644,7 +644,11 @@ void ata_gen_fixed_sense(struct ata_queued_cmd *qc) sb[0] = 0x70; sb[7] = 0x0a; - if (tf->flags & ATA_TFLAG_LBA && !(tf->flags & ATA_TFLAG_LBA48)) { + if (tf->flags & ATA_TFLAG_LBA48) { + /* TODO: find solution for LBA48 descriptors */ + } + + else if (tf->flags & ATA_TFLAG_LBA) { /* A small (28b) LBA will fit in the 32b info field */ sb[0] |= 0x80; /* set valid bit */ sb[3] = tf->device & 0x0f; @@ -652,6 +656,10 @@ void ata_gen_fixed_sense(struct ata_queued_cmd *qc) sb[5] = tf->lbam; sb[6] = tf->lbal; } + + else { + /* TODO: C/H/S */ + } } /** @@ -1209,10 +1217,12 @@ nothing_to_do: return 1; } -static int ata_scsi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat) +static int ata_scsi_qc_complete(struct ata_queued_cmd *qc, + unsigned int err_mask) { struct scsi_cmnd *cmd = qc->scsicmd; - int need_sense = drv_stat & (ATA_ERR | ATA_BUSY | ATA_DRQ); + u8 *cdb = cmd->cmnd; + int need_sense = (err_mask != 0); /* For ATA pass thru (SAT) commands, generate a sense block if * user mandated it or if there's an error. Note that if we @@ -1221,8 +1231,8 @@ static int ata_scsi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat) * whether the command completed successfully or not. If there * was no error, SK, ASC and ASCQ will all be zero. */ - if (((cmd->cmnd[0] == ATA_16) || (cmd->cmnd[0] == ATA_12)) && - ((cmd->cmnd[2] & 0x20) || need_sense)) { + if (((cdb[0] == ATA_16) || (cdb[0] == ATA_12)) && + ((cdb[2] & 0x20) || need_sense)) { ata_gen_ata_desc_sense(qc); } else { if (!need_sense) { @@ -2005,21 +2015,13 @@ void atapi_request_sense(struct ata_port *ap, struct ata_device *dev, DPRINTK("EXIT\n"); } -static int atapi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat) +static int atapi_qc_complete(struct ata_queued_cmd *qc, unsigned int err_mask) { struct scsi_cmnd *cmd = qc->scsicmd; - VPRINTK("ENTER, drv_stat == 0x%x\n", drv_stat); - - if (unlikely(drv_stat & (ATA_BUSY | ATA_DRQ))) - /* FIXME: not quite right; we don't want the - * translation of taskfile registers into - * a sense descriptors, since that's only - * correct for ATA, not ATAPI - */ - ata_gen_ata_desc_sense(qc); + VPRINTK("ENTER, err_mask 0x%X\n", err_mask); - else if (unlikely(drv_stat & ATA_ERR)) { + if (unlikely(err_mask & AC_ERR_DEV)) { DPRINTK("request check condition\n"); /* FIXME: command completion with check condition @@ -2036,6 +2038,14 @@ static int atapi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat) return 1; } + else if (unlikely(err_mask)) + /* FIXME: not quite right; we don't want the + * translation of taskfile registers into + * a sense descriptors, since that's only + * correct for ATA, not ATAPI + */ + ata_gen_ata_desc_sense(qc); + else { u8 *scsicmd = cmd->cmnd; |