[PATCH 0/1] LP#526354: suspend/resume breaks sensors and fan

Colin Ian King colin.king at canonical.com
Tue Apr 6 17:27:31 UTC 2010


On Tue, 2010-04-06 at 17:51 +0100, Andy Whitcroft wrote:
> We have been tracking an issue where suspend/resume breaks temperature
> sensors (which read 0 permenantly) and fans no longer turn on correctly.
> Upstream has tracked that to needing multi-byte access to the EC.
> Following this email is a patch which has been tested here to fix the
> issue.

>From what I can see, this patch handles multi-byte accesses to the
embedded controller as expected. Not sure if it is expected to handle
cases where bits is a not a multiple of 8. 

Acked-by: Colin King <colin.king at canonical.com>
> 
> -apw
> 
> Andy Whitcroft (1):
>   ACPI: EC: Allow multibyte access to EC
> 
>  drivers/acpi/acpica/exprep.c |   12 ++++++++++++
>  drivers/acpi/ec.c            |   35 +++++++++--------------------------
>  2 files changed, 21 insertions(+), 26 deletions(-)
> 
> 






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