*/
#define APCI2032_DO_REG 0x00
#define APCI2032_INT_CTRL_REG 0x04
-#define APCI2032_INT_CTRL_VCC_ENA (1 << 0)
-#define APCI2032_INT_CTRL_CC_ENA (1 << 1)
+#define APCI2032_INT_CTRL_VCC_ENA BIT(0)
+#define APCI2032_INT_CTRL_CC_ENA BIT(1)
#define APCI2032_INT_STATUS_REG 0x08
-#define APCI2032_INT_STATUS_VCC (1 << 0)
-#define APCI2032_INT_STATUS_CC (1 << 1)
+#define APCI2032_INT_STATUS_VCC BIT(0)
+#define APCI2032_INT_STATUS_CC BIT(1)
#define APCI2032_STATUS_REG 0x0c
-#define APCI2032_STATUS_IRQ (1 << 0)
+#define APCI2032_STATUS_IRQ BIT(0)
#define APCI2032_WDOG_REG 0x10
struct apci2032_int_private {
- spinlock_t spinlock;
- bool active;
- unsigned char enabled_isns;
+ spinlock_t spinlock; /* protects the following members */
+ bool active; /* an async command is running */
+ unsigned char enabled_isns; /* mask of enabled interrupt channels */
};
static int apci2032_do_insn_bits(struct comedi_device *dev,