diff options
Diffstat (limited to 'drivers/staging/sb105x')
| -rw-r--r-- | drivers/staging/sb105x/sb_mp_register.h | 2 | ||||
| -rw-r--r-- | drivers/staging/sb105x/sb_pci_mp.c | 14 |
2 files changed, 5 insertions, 11 deletions
diff --git a/drivers/staging/sb105x/sb_mp_register.h b/drivers/staging/sb105x/sb_mp_register.h index 5480ae11368f..a2087f5b0d1a 100644 --- a/drivers/staging/sb105x/sb_mp_register.h +++ b/drivers/staging/sb105x/sb_mp_register.h @@ -45,7 +45,7 @@ #define IIR_RS232 0x00 /* RS232 type */ #define IIR_RS422 0x10 /* RS422 type */ #define IIR_RS485 0x20 /* RS485 type */ -#define IIR_UNKNOWN 0x30 /* unknown type */ +#define IIR_TYPE_MASK 0x30 /* Interrrupt Mask Register */ #define MP_OPTR_IMR0 0x0C /* port0 ~ port8 */ diff --git a/drivers/staging/sb105x/sb_pci_mp.c b/drivers/staging/sb105x/sb_pci_mp.c index c34ebff6bb04..3da44dff24bf 100644 --- a/drivers/staging/sb105x/sb_pci_mp.c +++ b/drivers/staging/sb105x/sb_pci_mp.c @@ -2851,18 +2851,12 @@ static void __init multi_init_ports(void) printk("IIR_RET = %x\n",b_ret); } - if(IIR_RS232 == (b_ret & IIR_RS232)) - { - mtpt->interface = RS232; - } - if(IIR_RS422 == (b_ret & IIR_RS422)) - { + /* default to RS232 */ + mtpt->interface = RS232; + if (IIR_RS422 == (b_ret & IIR_TYPE_MASK)) mtpt->interface = RS422PTP; - } - if(IIR_RS485 == (b_ret & IIR_RS485)) - { + if (IIR_RS485 == (b_ret & IIR_TYPE_MASK)) mtpt->interface = RS485NE; - } } } } |