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[14/16] crypto/nx: Register and unregister VAS interface

Message ID 3b7f3ec660db031e84306e8d9c4917bc737a58d3.camel@linux.ibm.com
State New
Headers show
Series Enable VAS and NX-GZIP support on powerVM | expand

Commit Message

Haren Myneni April 11, 2021, 12:43 a.m. UTC 
Changes to create /dev/crypto/nx-gzip interface with VAS register
and to remove this interface with VAS unregister.

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
---
 drivers/crypto/nx/nx-common-pseries.c | 9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/drivers/crypto/nx/nx-common-pseries.c b/drivers/crypto/nx/nx-common-pseries.c
index cc8dd3072b8b..9a40fca8a9e6 100644
--- a/drivers/crypto/nx/nx-common-pseries.c
+++ b/drivers/crypto/nx/nx-common-pseries.c
@@ -9,6 +9,7 @@ 
  */
 
 #include <asm/vio.h>
+#include <asm/vas.h>
 
 #include "nx-842.h"
 #include "nx_csbcpb.h" /* struct nx_csbcpb */
@@ -1101,6 +1102,12 @@  static int __init nx842_pseries_init(void)
 		return ret;
 	}
 
+	ret = vas_register_api_pseries(THIS_MODULE, VAS_COP_TYPE_GZIP,
+				       "nx-gzip");
+
+	if (ret)
+		pr_err("NX-GZIP is not supported. Returned=%d\n", ret);
+
 	return 0;
 }
 
@@ -1111,6 +1118,8 @@  static void __exit nx842_pseries_exit(void)
 	struct nx842_devdata *old_devdata;
 	unsigned long flags;
 
+	vas_unregister_api_pseries();
+
 	crypto_unregister_alg(&nx842_pseries_alg);
 
 	spin_lock_irqsave(&devdata_mutex, flags);