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authorGiuseppe Bilotta <giuseppe.bilotta@gmail.com>2009-02-18 17:48:24 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-02-18 18:37:54 -0500
commit137bad32342a613586347341d1307c2b9812ef44 (patch)
tree3ed900e263388a72f92930a8d91a9d2eb7f0a39b /include/linux/dmaengine.h
parentef2cfc790bf5f0ff189b01eabc0f4feb5e8524df (diff)
lis3lv02d: support both one- and two-byte sensors
Sensors responding with 0x3B to WHO_AM_I only have one data register per direction, thus returning a signed byte from the position which is occupied by the MSB in sensors responding with 0x3A. Since multiple sensors share the reply to WHO_AM_I, we rename the defines to better indicate what they identify (family of single and double precision sensors). We support both kind of sensors by checking for the sensor type on init and defining appropriate data-access routines and sensor limits (for the joystick) depending on what we find. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com> Acked-by: Eric Piel <Eric.Piel@tremplin-utc.net> Cc: Pavel Machek <pavel@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/dmaengine.h')
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