libsas: use ata_dev_classify()

Use the ata device class from libata in libsas instead of checking
the supported command set and switch to using ata_dev_classify()
instead of our own method.

Cc: Tejun Heo <tj@kernel.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Tejun Heo <tj@kernel.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
index 56e38096f0c4..cfd0084f1cd2 100644
--- a/drivers/scsi/isci/request.c
+++ b/drivers/scsi/isci/request.c
@@ -694,7 +694,7 @@ sci_io_request_construct_sata(struct isci_request *ireq,
         }
 
         /* ATAPI */
-        if (dev->sata_dev.command_set == ATAPI_COMMAND_SET &&
+        if (dev->sata_dev.class == ATA_DEV_ATAPI &&
             task->ata_task.fis.command == ATA_CMD_PACKET) {
                 sci_atapi_construct(ireq);
                 return SCI_SUCCESS;
@@ -2980,7 +2980,7 @@ static void sci_request_started_state_enter(struct sci_base_state_machine *sm)
                 state = SCI_REQ_SMP_WAIT_RESP;
         } else if (task && sas_protocol_ata(task->task_proto) &&
                    !task->ata_task.use_ncq) {
-                if (dev->sata_dev.command_set == ATAPI_COMMAND_SET &&
+                if (dev->sata_dev.class == ATA_DEV_ATAPI &&
                         task->ata_task.fis.command == ATA_CMD_PACKET) {
                         state = SCI_REQ_ATAPI_WAIT_H2D;
                 } else if (task->data_dir == DMA_NONE) {