i2c: ihs_i2c: Use macro bestpractices

Reinhard Pfau complained that macros in ihs_i2c do not follow best practices.

Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Acked-by: Heiko Schocher <hs@denx.de>

diff --git a/drivers/i2c/ihs_i2c.c b/drivers/i2c/ihs_i2c.c
index 737beaf..e001459 100644 (file)
--- a/drivers/i2c/ihs_i2c.c
+++ b/drivers/i2c/ihs_i2c.c
@@ -13,24 +13,28 @@ DECLARE_GLOBAL_DATA_PTR;
 
 #ifdef CONFIG_SYS_I2C_IHS_DUAL
 #define I2C_SET_REG(fld, val) \
-       { if (I2C_ADAP_HWNR & 0x10) \
-               FPGA_SET_REG(I2C_ADAP_HWNR & 0xf, i2c1.fld, val); \
-       else \
-               FPGA_SET_REG(I2C_ADAP_HWNR, i2c0.fld, val); }
+       do { \
+               if (I2C_ADAP_HWNR & 0x10) \
+                       FPGA_SET_REG(I2C_ADAP_HWNR & 0xf, i2c1.fld, val); \
+               else \
+                       FPGA_SET_REG(I2C_ADAP_HWNR, i2c0.fld, val); \
+       } while (0)
 #else
 #define I2C_SET_REG(fld, val) \
-               FPGA_SET_REG(I2C_ADAP_HWNR, i2c0.fld, val);
+               FPGA_SET_REG(I2C_ADAP_HWNR, i2c0.fld, val)
 #endif
 
 #ifdef CONFIG_SYS_I2C_IHS_DUAL
 #define I2C_GET_REG(fld, val) \
-       { if (I2C_ADAP_HWNR & 0x10) \
-               FPGA_GET_REG(I2C_ADAP_HWNR & 0xf, i2c1.fld, val); \
-       else \
-               FPGA_GET_REG(I2C_ADAP_HWNR, i2c0.fld, val); }
+       do {                                    \
+               if (I2C_ADAP_HWNR & 0x10) \
+                       FPGA_GET_REG(I2C_ADAP_HWNR & 0xf, i2c1.fld, val); \
+               else \
+                       FPGA_GET_REG(I2C_ADAP_HWNR, i2c0.fld, val); \
+       } while (0)
 #else
 #define I2C_GET_REG(fld, val) \
-               FPGA_GET_REG(I2C_ADAP_HWNR, i2c0.fld, val);
+               FPGA_GET_REG(I2C_ADAP_HWNR, i2c0.fld, val)
 #endif
 
 enum {