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acerhdf: added critical trip point

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added critical trip point which represents the temperature limit.
Added return -EINVAL in case wrong trip point is provided.

Cc: platform-driver-x86@vger.kernel.org
Cc: Darren Hart <dvhart@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andreas Mohr <andi@lisas.de>
Cc: Borislav Petkov <bp@suse.de>
Cc: Javi Merino <javi.merino@arm.com>
Signed-off-by: Peter Feuerer <peter@piie.net>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
This commit is contained in:
Peter Feuerer 2014-11-28 15:20:51 +01:00 committed by Darren Hart
parent 48c8dd6434
commit 7e8b6d737d
1 changed files with 9 additions and 1 deletions
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10
drivers/platform/x86/acerhdf.c
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@ -443,6 +443,10 @@ static int acerhdf_get_trip_type(struct thermal_zone_device *thermal, int trip,
{
if (trip == 0)
*type = THERMAL_TRIP_ACTIVE;
else if (trip == 1)
*type = THERMAL_TRIP_CRITICAL;
else
return -EINVAL;
return 0;
}
@ -463,6 +467,10 @@ static int acerhdf_get_trip_temp(struct thermal_zone_device *thermal, int trip,
{
if (trip == 0)
*temp = fanon;
else if (trip == 1)
*temp = ACERHDF_TEMP_CRIT;
else
return -EINVAL;
return 0;
}
@ -713,7 +721,7 @@ static int acerhdf_register_thermal(void)
if (IS_ERR(cl_dev))
return -EINVAL;
thz_dev = thermal_zone_device_register("acerhdf", 1, 0, NULL,
thz_dev = thermal_zone_device_register("acerhdf", 2, 0, NULL,
&acerhdf_dev_ops,
&acerhdf_zone_params, 0,
(kernelmode) ? interval*1000 : 0);