crypto: sahara - use BIT() macro

Where applicable, use BIT() macro instead of shift operation to improve
readability. No functional change.

Signed-off-by: Ovidiu Panait <[email protected]>
Signed-off-by: Herbert Xu <[email protected]>

Author: opanait-wr

drivers/crypto/sahara.c

@@ -46,15 +46,15 @@
 
 #define SAHARA_HDR_BASE				0x00800000
 #define SAHARA_HDR_SKHA_ALG_AES			0
-#define SAHARA_HDR_SKHA_OP_ENC			(1 << 2)
-#define SAHARA_HDR_SKHA_MODE_ECB		(0 << 3)
-#define SAHARA_HDR_SKHA_MODE_CBC		(1 << 3)
+#define SAHARA_HDR_SKHA_MODE_ECB		0
+#define SAHARA_HDR_SKHA_OP_ENC			BIT(2)
+#define SAHARA_HDR_SKHA_MODE_CBC		BIT(3)
 #define SAHARA_HDR_FORM_DATA			(5 << 16)
-#define SAHARA_HDR_FORM_KEY			(8 << 16)
-#define SAHARA_HDR_LLO				(1 << 24)
-#define SAHARA_HDR_CHA_SKHA			(1 << 28)
-#define SAHARA_HDR_CHA_MDHA			(2 << 28)
-#define SAHARA_HDR_PARITY_BIT			(1 << 31)
+#define SAHARA_HDR_FORM_KEY			BIT(19)
+#define SAHARA_HDR_LLO				BIT(24)
+#define SAHARA_HDR_CHA_SKHA			BIT(28)
+#define SAHARA_HDR_CHA_MDHA			BIT(29)
+#define SAHARA_HDR_PARITY_BIT			BIT(31)
 
 #define SAHARA_HDR_MDHA_SET_MODE_MD_KEY		0x20880000
 #define SAHARA_HDR_MDHA_SET_MODE_HASH		0x208D0000
@@ -64,14 +64,14 @@
 #define SAHARA_HDR_MDHA_ALG_MD5			1
 #define SAHARA_HDR_MDHA_ALG_SHA256		2
 #define SAHARA_HDR_MDHA_ALG_SHA224		3
-#define SAHARA_HDR_MDHA_PDATA			(1 << 2)
-#define SAHARA_HDR_MDHA_HMAC			(1 << 3)
-#define SAHARA_HDR_MDHA_INIT			(1 << 5)
-#define SAHARA_HDR_MDHA_IPAD			(1 << 6)
-#define SAHARA_HDR_MDHA_OPAD			(1 << 7)
-#define SAHARA_HDR_MDHA_SWAP			(1 << 8)
-#define SAHARA_HDR_MDHA_MAC_FULL		(1 << 9)
-#define SAHARA_HDR_MDHA_SSL			(1 << 10)
+#define SAHARA_HDR_MDHA_PDATA			BIT(2)
+#define SAHARA_HDR_MDHA_HMAC			BIT(3)
+#define SAHARA_HDR_MDHA_INIT			BIT(5)
+#define SAHARA_HDR_MDHA_IPAD			BIT(6)
+#define SAHARA_HDR_MDHA_OPAD			BIT(7)
+#define SAHARA_HDR_MDHA_SWAP			BIT(8)
+#define SAHARA_HDR_MDHA_MAC_FULL		BIT(9)
+#define SAHARA_HDR_MDHA_SSL			BIT(10)
 
 /* SAHARA can only process one request at a time */
 #define SAHARA_QUEUE_LENGTH			1
@@ -81,41 +81,41 @@
 #define SAHARA_REG_CONTROL			0x08
 #define SAHARA_CONTROL_SET_THROTTLE(x)		(((x) & 0xff) << 24)
 #define SAHARA_CONTROL_SET_MAXBURST(x)		(((x) & 0xff) << 16)
-#define SAHARA_CONTROL_RNG_AUTORSD		(1 << 7)
-#define SAHARA_CONTROL_ENABLE_INT		(1 << 4)
+#define SAHARA_CONTROL_RNG_AUTORSD		BIT(7)
+#define SAHARA_CONTROL_ENABLE_INT		BIT(4)
 #define SAHARA_REG_CMD				0x0C
-#define SAHARA_CMD_RESET			(1 << 0)
-#define SAHARA_CMD_CLEAR_INT			(1 << 8)
-#define SAHARA_CMD_CLEAR_ERR			(1 << 9)
-#define SAHARA_CMD_SINGLE_STEP			(1 << 10)
-#define SAHARA_CMD_MODE_BATCH			(1 << 16)
-#define SAHARA_CMD_MODE_DEBUG			(1 << 18)
+#define SAHARA_CMD_RESET			BIT(0)
+#define SAHARA_CMD_CLEAR_INT			BIT(8)
+#define SAHARA_CMD_CLEAR_ERR			BIT(9)
+#define SAHARA_CMD_SINGLE_STEP			BIT(10)
+#define SAHARA_CMD_MODE_BATCH			BIT(16)
+#define SAHARA_CMD_MODE_DEBUG			BIT(18)
 #define SAHARA_REG_STATUS			0x10
 #define SAHARA_STATUS_GET_STATE(x)		((x) & 0x7)
 #define SAHARA_STATE_IDLE			0
 #define SAHARA_STATE_BUSY			1
 #define SAHARA_STATE_ERR			2
 #define SAHARA_STATE_FAULT			3
 #define SAHARA_STATE_COMPLETE			4
-#define SAHARA_STATE_COMP_FLAG			(1 << 2)
-#define SAHARA_STATUS_DAR_FULL			(1 << 3)
-#define SAHARA_STATUS_ERROR			(1 << 4)
-#define SAHARA_STATUS_SECURE			(1 << 5)
-#define SAHARA_STATUS_FAIL			(1 << 6)
-#define SAHARA_STATUS_INIT			(1 << 7)
-#define SAHARA_STATUS_RNG_RESEED		(1 << 8)
-#define SAHARA_STATUS_ACTIVE_RNG		(1 << 9)
-#define SAHARA_STATUS_ACTIVE_MDHA		(1 << 10)
-#define SAHARA_STATUS_ACTIVE_SKHA		(1 << 11)
-#define SAHARA_STATUS_MODE_BATCH		(1 << 16)
-#define SAHARA_STATUS_MODE_DEDICATED		(1 << 17)
-#define SAHARA_STATUS_MODE_DEBUG		(1 << 18)
+#define SAHARA_STATE_COMP_FLAG			BIT(2)
+#define SAHARA_STATUS_DAR_FULL			BIT(3)
+#define SAHARA_STATUS_ERROR			BIT(4)
+#define SAHARA_STATUS_SECURE			BIT(5)
+#define SAHARA_STATUS_FAIL			BIT(6)
+#define SAHARA_STATUS_INIT			BIT(7)
+#define SAHARA_STATUS_RNG_RESEED		BIT(8)
+#define SAHARA_STATUS_ACTIVE_RNG		BIT(9)
+#define SAHARA_STATUS_ACTIVE_MDHA		BIT(10)
+#define SAHARA_STATUS_ACTIVE_SKHA		BIT(11)
+#define SAHARA_STATUS_MODE_BATCH		BIT(16)
+#define SAHARA_STATUS_MODE_DEDICATED		BIT(17)
+#define SAHARA_STATUS_MODE_DEBUG		BIT(18)
 #define SAHARA_STATUS_GET_ISTATE(x)		(((x) >> 24) & 0xff)
 #define SAHARA_REG_ERRSTATUS			0x14
 #define SAHARA_ERRSTATUS_GET_SOURCE(x)		((x) & 0xf)
 #define SAHARA_ERRSOURCE_CHA			14
 #define SAHARA_ERRSOURCE_DMA			15
-#define SAHARA_ERRSTATUS_DMA_DIR		(1 << 8)
+#define SAHARA_ERRSTATUS_DMA_DIR		BIT(8)
 #define SAHARA_ERRSTATUS_GET_DMASZ(x)		(((x) >> 9) & 0x3)
 #define SAHARA_ERRSTATUS_GET_DMASRC(x)		(((x) >> 13) & 0x7)
 #define SAHARA_ERRSTATUS_GET_CHASRC(x)		(((x) >> 16) & 0xfff)