diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/storage/cypress_atacb.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/usb/storage/cypress_atacb.c b/drivers/usb/storage/cypress_atacb.c index 898e67d30e5..9466a99baab 100644 --- a/drivers/usb/storage/cypress_atacb.c +++ b/drivers/usb/storage/cypress_atacb.c @@ -133,19 +133,18 @@ void cypress_atacb_passthrough(struct scsi_cmnd *srb, struct us_data *us) /* build the command for * reading the ATA registers */ - scsi_eh_prep_cmnd(srb, &ses, NULL, 0, 0); - srb->sdb.length = sizeof(regs); - sg_init_one(&ses.sense_sgl, regs, srb->sdb.length); - srb->sdb.table.sgl = &ses.sense_sgl; - srb->sc_data_direction = DMA_FROM_DEVICE; - srb->sdb.table.nents = 1; + scsi_eh_prep_cmnd(srb, &ses, NULL, 0, sizeof(regs)); + /* we use the same command as before, but we set * the read taskfile bit, for not executing atacb command, * but reading register selected in srb->cmnd[4] */ + srb->cmd_len = 16; + srb->cmnd = ses.cmnd; srb->cmnd[2] = 1; usb_stor_transparent_scsi_command(srb, us); + memcpy(regs, srb->sense_buffer, sizeof(regs)); tmp_result = srb->result; scsi_eh_restore_cmnd(srb, &ses); /* we fail to get registers, report invalid command */ @@ -162,8 +161,8 @@ void cypress_atacb_passthrough(struct scsi_cmnd *srb, struct us_data *us) /* XXX we should generate sk, asc, ascq from status and error * regs - * (see 11.1 Error translation ATA device error to SCSI error map) - * and ata_to_sense_error from libata. + * (see 11.1 Error translation ATA device error to SCSI error + * map, and ata_to_sense_error from libata.) */ /* Sense data is current and format is descriptor. */ |