diff options
| author | Jean Delvare <khali@linux-fr.org> | 2009-03-30 21:46:40 +0200 |
|---|---|---|
| committer | Jean Delvare <khali@linux-fr.org> | 2009-03-30 21:46:40 +0200 |
| commit | e4879e28abd67b894fb9d2db0afd08f1945670ba (patch) | |
| tree | e6e9c1269c9ed949fb89bf7d31e116ace255d2ff /drivers/hid/hid-dummy.c | |
| parent | 594592dc6f68356a3b7278eb4d260a50a66f0a06 (diff) | |
hwmon: (ds1621) Avoid unneeded register access
Register access over SMBus isn't cheap, so avoid register access where
possible:
* Only write back the configuration register if it changed.
* Don't refresh the register cache when we don't have to.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'drivers/hid/hid-dummy.c')
0 files changed, 0 insertions, 0 deletions