[lm-sensors] [patch 2.6.26-rc1 v7+] lm75: add new-style driver binding

Jean Delvare khali at linux-fr.org
Sun May 4 13:38:21 CEST 2008


On Sat, 3 May 2008 19:33:15 -0700, David Brownell wrote:
> More LM75 updates:
> 
>  - Teach the LM75 driver to use new-style driver binding:
> 
>      * Create a second driver struct, using new-style driver binding
>        methods cribbed from the legacy code.
> 
>      * Add a MODULE_DEVICE_TABLE (for "newER-style binding")
> 
>      * The legacy probe logic delegates its work to this new code.
> 
>      * The legacy driver now uses the name "lm75_legacy".
> 
>  - More careful initialization.  Chips are put into 9-bit mode so
>    the current interconversion routines will never fail.
> 
>  - Save the original chip configuration, and restore it on exit.
>    (Among other things, this normally turns off the mode where
>    the chip is constantly sampling ... and thus saves power.)
> 
> So the new-style code should catch all chips that boards declare,
> while the legacy code catches others.  This particular coexistence
> strategy may need some work yet ... legacy modes might best be set
> up explicitly by some tool not unlike "sensors-detect".  (Or else
> completely eradicated...)
> 
> Signed-off-by: David Brownell <dbrownell at users.sourceforge.net>
> ---
> Goes on top of the other stuff.  Addresess one more round of
> comments from Jean.
> 
>  drivers/hwmon/Kconfig |    7 +
>  drivers/hwmon/lm75.c  |  206 ++++++++++++++++++++++++++++++++++++++------------
>  2 files changed, 165 insertions(+), 48 deletions(-)
> (...)

Acked-by: Jean Delvare <khali at linux-fr.org>

-- 
Jean Delvare




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