hwmon: (w83627ehf) Optimize multi-bank register access
authorGuenter Roeck <guenter.roeck@ericsson.com>
Sun, 6 Feb 2011 16:10:15 +0000 (08:10 -0800)
committerGuenter Roeck <guenter.roeck@ericsson.com>
Tue, 15 Mar 2011 05:39:14 +0000 (22:39 -0700)
Assume that each register is banked, and set the bank for each access.
Cache the bank number so it only needs to be set if it changes.

Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Acked-by: Ian Dobson <i.dobson@planet-ian.com>

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