From: H Hartley Sweeten Date: Thu, 24 Jul 2014 17:14:35 +0000 (-0700) Subject: staging: comedi: ni_tio: convert NI_660x_Gate_Pin_Gate_Select() to a macro X-Git-Tag: v3.17-rc1~123^2~260 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=72f4202f1ff20edfcc34368488d5bd760fac57b6;p=karo-tx-linux.git staging: comedi: ni_tio: convert NI_660x_Gate_Pin_Gate_Select() to a macro The BUG_ON() in this function can never happen. For aesthetics, rename this CamelCase inline function and convert it into a simple macro. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/comedi/drivers/ni_tio.c b/drivers/staging/comedi/drivers/ni_tio.c index e6b813489116..818519a72f76 100644 --- a/drivers/staging/comedi/drivers/ni_tio.c +++ b/drivers/staging/comedi/drivers/ni_tio.c @@ -159,11 +159,7 @@ enum ni_660x_gate_select { NI_660x_Logic_Low_Gate_Select = 0x1f, }; static const unsigned ni_660x_max_gate_pin = 7; -static inline unsigned NI_660x_Gate_Pin_Gate_Select(unsigned n) -{ - BUG_ON(n > ni_660x_max_gate_pin); - return 0x2 + n; -} +#define NI_660X_PIN_GATE_SEL(x) (0x2 + (x)) static inline unsigned NI_660x_RTSI_Gate_Select(unsigned n) { @@ -1225,8 +1221,7 @@ ni_660x_first_gate_to_generic_gate_source(unsigned ni_660x_gate_select) if (i <= ni_660x_max_rtsi_channel) break; for (i = 0; i <= ni_660x_max_gate_pin; ++i) { - if (ni_660x_gate_select == - NI_660x_Gate_Pin_Gate_Select(i)) + if (ni_660x_gate_select == NI_660X_PIN_GATE_SEL(i)) return NI_GPCT_GATE_PIN_GATE_SELECT(i); } if (i <= ni_660x_max_gate_pin)