[PATCH v4 5/6] acerhdf: added critical trip point

Peter Feuerer
2014-07-20T00:51:53Z

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

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>
---
drivers/platform/x86/acerhdf.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index e8c3111..0d521ea 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -444,6 +444,10 @@ 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;
}
@@ -464,6 +468,10 @@ 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;
}
@@ -714,7 +722,7 @@ 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);
--
2.0.2