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Date:	Mon, 17 Nov 2014 10:51:19 +0100
From:	Lothar Waßmann <LW@...O-electronics.de>
To:	"David S. Miller" <davem@...emloft.net>
Cc:	Lothar Waßmann <LW@...O-electronics.de>,
	netdev@...r.kernel.org, Frank Li <Frank.Li@...escale.com>,
	Fugang Duan <fugang.duan@...escale.com>,
	Russell King <rmk+kernel@....linux.org.uk>
Subject: [PATCH 3/8] net: fec: properly parenthesize macro args


Signed-off-by: Lothar Waßmann <LW@...O-electronics.de>
---
 drivers/net/ethernet/freescale/fec.h |   31 ++++++++++++++++---------------
 1 file changed, 16 insertions(+), 15 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index e778b9e..27e75cf 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -279,36 +279,37 @@ struct bufdesc_ex {
 #define FEC_ENET_MAX_TX_QS	3
 #define FEC_ENET_MAX_RX_QS	3
 
-#define FEC_R_DES_START(X)	((X == 1) ? FEC_R_DES_START_1 : \
-				((X == 2) ? \
+#define FEC_R_DES_START(X)	(((X) == 1) ? FEC_R_DES_START_1 : \
+				(((X) == 2) ? \
 					FEC_R_DES_START_2 : FEC_R_DES_START_0))
-#define FEC_X_DES_START(X)	((X == 1) ? FEC_X_DES_START_1 : \
-				((X == 2) ? \
+#define FEC_X_DES_START(X)	(((X) == 1) ? FEC_X_DES_START_1 : \
+				(((X) == 2) ? \
 					FEC_X_DES_START_2 : FEC_X_DES_START_0))
-#define FEC_R_DES_ACTIVE(X)	((X == 1) ? FEC_R_DES_ACTIVE_1 : \
-				((X == 2) ? \
+#define FEC_R_DES_ACTIVE(X)	(((X) == 1) ? FEC_R_DES_ACTIVE_1 : \
+				(((X) == 2) ? \
 				   FEC_R_DES_ACTIVE_2 : FEC_R_DES_ACTIVE_0))
-#define FEC_X_DES_ACTIVE(X)	((X == 1) ? FEC_X_DES_ACTIVE_1 : \
-				((X == 2) ? \
+#define FEC_X_DES_ACTIVE(X)	(((X) == 1) ? FEC_X_DES_ACTIVE_1 : \
+				(((X) == 2) ? \
 				   FEC_X_DES_ACTIVE_2 : FEC_X_DES_ACTIVE_0))
 
-#define FEC_DMA_CFG(X)		((X == 2) ? FEC_DMA_CFG_2 : FEC_DMA_CFG_1)
+#define FEC_DMA_CFG(X)		(((X) == 2) ? FEC_DMA_CFG_2 : FEC_DMA_CFG_1)
 
 #define DMA_CLASS_EN		(1 << 16)
-#define FEC_RCMR(X)		((X == 2) ? FEC_RCMR_2 : FEC_RCMR_1)
+#define FEC_RCMR(X)		(((X) == 2) ? FEC_RCMR_2 : FEC_RCMR_1)
 #define IDLE_SLOPE_MASK		0xffff
 #define IDLE_SLOPE_1		0x200 /* BW fraction: 0.5 */
 #define IDLE_SLOPE_2		0x200 /* BW fraction: 0.5 */
-#define IDLE_SLOPE(X)		((X == 1) ? (IDLE_SLOPE_1 & IDLE_SLOPE_MASK) : \
+#define IDLE_SLOPE(X)		(((X) == 1) ?				\
+				(IDLE_SLOPE_1 & IDLE_SLOPE_MASK) :	\
 				(IDLE_SLOPE_2 & IDLE_SLOPE_MASK))
 #define RCMR_MATCHEN		(0x1 << 16)
-#define RCMR_CMP_CFG(v, n)	((v & 0x7) <<  (n << 2))
+#define RCMR_CMP_CFG(v, n)	(((v) & 0x7) <<  (n << 2))
 #define RCMR_CMP_1		(RCMR_CMP_CFG(0, 0) | RCMR_CMP_CFG(1, 1) | \
 				RCMR_CMP_CFG(2, 2) | RCMR_CMP_CFG(3, 3))
 #define RCMR_CMP_2		(RCMR_CMP_CFG(4, 0) | RCMR_CMP_CFG(5, 1) | \
 				RCMR_CMP_CFG(6, 2) | RCMR_CMP_CFG(7, 3))
-#define RCMR_CMP(X)		((X == 1) ? RCMR_CMP_1 : RCMR_CMP_2)
-#define FEC_TX_BD_FTYPE(X)	((X & 0xf) << 20)
+#define RCMR_CMP(X)		(((X) == 1) ? RCMR_CMP_1 : RCMR_CMP_2)
+#define FEC_TX_BD_FTYPE(X)	(((X) & 0xf) << 20)
 
 /* The number of Tx and Rx buffers.  These are allocated from the page
  * pool.  The code may assume these are power of two, so it it best
@@ -359,7 +360,7 @@ struct bufdesc_ex {
 /* ENET interrupt coalescing macro define */
 #define FEC_ITR_CLK_SEL		(0x1 << 30)
 #define FEC_ITR_EN		(0x1 << 31)
-#define FEC_ITR_ICFT(X)		((X & 0xff) << 20)
+#define FEC_ITR_ICFT(X)		(((X) & 0xff) << 20)
 #define FEC_ITR_ICTT(X)		((X) & 0xffff)
 #define FEC_ITR_ICFT_DEFAULT	200  /* Set 200 frame count threshold */
 #define FEC_ITR_ICTT_DEFAULT	1000 /* Set 1000us timer threshold */
-- 
1.7.10.4

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