[PATCH rdma-next 12/13] nvme: Add crypto profile at nvme controller

[Leon Romanovsky <leon@kernel.org>]

From: Israel Rukshin <israelr@nvidia.com>

The crypto profile will be filled by the transport drivers. This
is a preparation patch for adding support of inline encryption
at nvme-rdma driver.

Signed-off-by: Israel Rukshin <israelr@nvidia.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
---
 drivers/nvme/host/core.c | 3 +++
 drivers/nvme/host/nvme.h | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 51a9880db6ce..f09e4e0216b3 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1928,6 +1928,9 @@ static void nvme_update_disk_info(struct gendisk *disk,
 			capacity = 0;
 	}
 
+	if (ctrl->crypto_enable)
+		blk_crypto_register(&ctrl->crypto_profile, disk->queue);
+
 	set_capacity_and_notify(disk, capacity);
 
 	nvme_config_discard(disk, ns);
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 424c8a467a0c..591380f53744 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -16,6 +16,7 @@
 #include <linux/rcupdate.h>
 #include <linux/wait.h>
 #include <linux/t10-pi.h>
+#include <linux/blk-crypto-profile.h>
 
 #include <trace/events/block.h>
 
@@ -374,6 +375,9 @@ struct nvme_ctrl {
 
 	enum nvme_ctrl_type cntrltype;
 	enum nvme_dctype dctype;
+
+	bool crypto_enable;
+	struct blk_crypto_profile crypto_profile;
 };
 
 enum nvme_iopolicy {
-- 
2.39.0