diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/addi_apci_2032.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/addi_apci_2032.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/staging/comedi/drivers/addi_apci_2032.c b/drivers/staging/comedi/drivers/addi_apci_2032.c index ad715253bdcc..50f9eb25d7cb 100644 --- a/drivers/staging/comedi/drivers/addi_apci_2032.c +++ b/drivers/staging/comedi/drivers/addi_apci_2032.c @@ -34,19 +34,19 @@ */ #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, |