rf4309 is the specification that uses aes ccm algorithms with IPsec
security packets. Add a submode to identify rfc4309 ccm(aes) algorithm
in the crypto driver.
Signed-off-by: Thara Gopinath <thara.gopin...@linaro.org>
---
v1->v2:
- Moved up the QCE_ENCRYPT AND QCE_DECRYPT bit positions so that
addition of other algorithms in future will not affect these
macros.
drivers/crypto/qce/common.h | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/crypto/qce/common.h b/drivers/crypto/qce/common.h
index 3bc244bcca2d..b135440bf72b 100644
--- a/drivers/crypto/qce/common.h
+++ b/drivers/crypto/qce/common.h
@@ -51,9 +51,11 @@
#define QCE_MODE_CCM BIT(12)
#define QCE_MODE_MASK GENMASK(12, 8)
+#define QCE_MODE_CCM_RFC4309 BIT(13)
+
/* cipher encryption/decryption operations */
-#define QCE_ENCRYPT BIT(13)
-#define QCE_DECRYPT BIT(14)
+#define QCE_ENCRYPT BIT(30)
+#define QCE_DECRYPT BIT(31)
#define IS_DES(flags) (flags & QCE_ALG_DES)
#define IS_3DES(flags) (flags & QCE_ALG_3DES)
@@ -73,6 +75,7 @@
#define IS_CTR(mode) (mode & QCE_MODE_CTR)
#define IS_XTS(mode) (mode & QCE_MODE_XTS)
#define IS_CCM(mode) (mode & QCE_MODE_CCM)
+#define IS_CCM_RFC4309(mode) ((mode) & QCE_MODE_CCM_RFC4309)
#define IS_ENCRYPT(dir) (dir & QCE_ENCRYPT)
#define IS_DECRYPT(dir) (dir & QCE_DECRYPT)
--
2.25.1
