[Style] A small coding style fixing session.

include/libopencm3/cm3/common.h

@@ -53,11 +53,11 @@
 #define MMIO64(addr)		(*(volatile uint64_t *)(addr))
 
 /* Generic bit-band I/O accessor functions */
-#define BBIO_SRAM(addr,bit) \
-	MMIO8(((addr) & 0x0FFFFF) * 32 | 0x22000000 + (bit) * 4 )
+#define BBIO_SRAM(addr, bit) \
+	MMIO8(((addr) & 0x0FFFFF) * 32 | 0x22000000 + (bit) * 4)
 
-#define BBIO_PERIPH(addr,bit) \
-	MMIO8(((addr) & 0x0FFFFF) * 32 | 0x42000000 + (bit) * 4 )
+#define BBIO_PERIPH(addr, bit) \
+	MMIO8(((addr) & 0x0FFFFF) * 32 | 0x42000000 + (bit) * 4)
 
 /* Generic bit definition */
 #define BIT0  (1<<0)

include/libopencm3/lm4f/gpio.h

@@ -244,7 +244,7 @@ void gpio_unlock_commit(uint32_t gpioport, uint8_t gpios);
  *		    by OR'ing then together.
  *
  * @return The level of the GPIO port. The pins not specified in gpios are
- * 	   masked to zero.
+ *	   masked to zero.
  */
 static inline uint8_t gpio_read(uint32_t gpioport, uint8_t gpios)
 {

include/libopencm3/stm32/f1/gpio.h

@@ -778,7 +778,7 @@ Line Devices only
 
 @{*/
 /* ADC2_ETRGREG_REMAP: */
-/** 
+/**
  * ADC2 external trigger regulator conversion remapping
  * (only low-, medium-, high- and XL-density devices)
  */

include/libopencm3/stm32/f4/adc.h

@@ -738,7 +738,7 @@ injected channels.
 #define ADC_CCR_MULTI_INDEPENDENT	(0x00 << 0)
 
 /* Dual modes (ADC1 + ADC2) */
-/** 
+/**
  * Dual modes (ADC1 + ADC2) Combined regular simultaneous +
  * injected simultaneous mode.
  */

include/libopencm3/stm32/tools.h

@@ -55,8 +55,9 @@ do {									\
 	register uint16_t toggle_mask = GET_REG(REG) & (MSK);		\
 	register uint16_t bit_selector;					\
 	for (bit_selector = 1; bit_selector; bit_selector <<= 1) {	\
-		if ((bit_selector & (BIT)) != 0)			\
+		if ((bit_selector & (BIT)) != 0) {			\
 			toggle_mask ^= bit_selector;			\
+		}							\
 	}								\
 	SET_REG(REG, toggle_mask);					\
 } while (0)