#define DBELL_TID(x) (*(u8 *)(x + DOORBELL_TID_OFFSET))
#define DBELL_INF(x) (*(u16 *)(x + DOORBELL_INFO_OFFSET))
-#define is_power_of_2(x) (((x) & ((x) - 1)) == 0)
-
struct rio_atmu_regs {
u32 rowtar;
u32 pad1;
* @dev_instance: Pointer to interrupt-specific data
*
* Handles outbound message interrupts. Executes a register outbound
- * mailbox event handler and acks the interrupt occurence.
+ * mailbox event handler and acks the interrupt occurrence.
*/
static irqreturn_t
mpc85xx_rio_tx_handler(int irq, void *dev_instance)
* @dev_instance: Pointer to interrupt-specific data
*
* Handles inbound message interrupts. Executes a registered inbound
- * mailbox event handler and acks the interrupt occurence.
+ * mailbox event handler and acks the interrupt occurrence.
*/
static irqreturn_t
mpc85xx_rio_rx_handler(int irq, void *dev_instance)