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staging: comedi: ni_stc.h: simplify MSeries_AI_Config_Bank_Bits()

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Simplify this helper function by using a bit-shift to set the high
banks select bit.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2015-05-01 14:58:33 -07:00 • committed by Greg Kroah-Hartman
parent f496471df9
commit b6cd5c228e
1 changed files with 1 additions and 5 deletions
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6
drivers/staging/comedi/drivers/ni_stc.h
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@ -992,11 +992,7 @@ static inline unsigned MSeries_AI_Config_Channel_Bits(unsigned channel)
static inline unsigned MSeries_AI_Config_Bank_Bits(unsigned channel) static inline unsigned MSeries_AI_Config_Bank_Bits(unsigned channel)
{ {
unsigned bits = channel & 0x30; return ((channel & 0x40) << 4) | (channel & 0x30);
if (channel & 0x40)
bits |= 0x400;
return bits;
} }
static inline unsigned MSeries_AI_Config_Gain_Bits(unsigned range) static inline unsigned MSeries_AI_Config_Gain_Bits(unsigned range)