diff options
Diffstat (limited to 'drivers/usb/serial')
| -rw-r--r-- | drivers/usb/serial/ti_usb_3410_5052.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index 6002e8bfc9ac..07b4bf01061d 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -248,8 +248,6 @@ struct ti_interrupt { } __packed; /* Interrupt codes */ -#define TI_GET_PORT_FROM_CODE(c) (((c) >> 4) - 3) -#define TI_GET_FUNC_FROM_CODE(c) ((c) & 0x0f) #define TI_CODE_HARDWARE_ERROR 0xFF #define TI_CODE_DATA_ERROR 0x03 #define TI_CODE_MODEM_STATUS 0x04 @@ -1168,6 +1166,15 @@ static void ti_break(struct tty_struct *tty, int break_state) dev_dbg(&port->dev, "%s - error setting break, %d\n", __func__, status); } +static int ti_get_port_from_code(unsigned char code) +{ + return (code >> 4) - 3; +} + +static int ti_get_func_from_code(unsigned char code) +{ + return code & 0x0f; +} static void ti_interrupt_callback(struct urb *urb) { @@ -1209,8 +1216,8 @@ static void ti_interrupt_callback(struct urb *urb) goto exit; } - port_number = TI_GET_PORT_FROM_CODE(data[0]); - function = TI_GET_FUNC_FROM_CODE(data[0]); + port_number = ti_get_port_from_code(data[0]); + function = ti_get_func_from_code(data[0]); dev_dbg(dev, "%s - port_number %d, function %d, data 0x%02X\n", __func__, port_number, function, data[1]); |