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Message-ID: <3b7f3ec660db031e84306e8d9c4917bc737a58d3.camel@linux.ibm.com>
Subject: [PATCH 14/16] crypto/nx: Register and unregister VAS interface
From:   Haren Myneni <haren@linux.ibm.com>
To:     linuxppc-dev@lists.ozlabs.org, linux-crypto@vger.kernel.org,
        mpe@ellerman.id.au, herbert@gondor.apana.org.au, npiggin@gmail.com
Cc:     hbabu@us.ibm.com, haren@linux.ibm.com
Date:   Sat, 10 Apr 2021 17:43:25 -0700
In-Reply-To: <b4631127bd025d9585246606c350ec88dbe1e99a.camel@linux.ibm.com>
References: <b4631127bd025d9585246606c350ec88dbe1e99a.camel@linux.ibm.com>
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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(+)

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);
-- 
2.18.2