libata: Add command definitions for NCQ Encapsulation for READ LOG DMA EXT
ACS-4 defines an NCQ encapsulation for READ LOG DMA EXT.
Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
diff --git a/include/linux/libata.h b/include/linux/libata.h
index a418bca..09ddb5a 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1642,6 +1642,13 @@
ATA_LOG_NCQ_SEND_RECV_DSM_TRIM);
}
+static inline bool ata_fpdma_read_log_supported(struct ata_device *dev)
+{
+ return (dev->flags & ATA_DFLAG_NCQ_SEND_RECV) &&
+ (dev->ncq_send_recv_cmds[ATA_LOG_NCQ_SEND_RECV_RD_LOG_OFFSET] &
+ ATA_LOG_NCQ_SEND_RECV_RD_LOG_SUPPORTED);
+}
+
static inline void ata_qc_set_polling(struct ata_queued_cmd *qc)
{
qc->tf.ctl |= ATA_NIEN;