diff options
| author | Vic Yang <victoryang@google.com> | 2012-04-05 11:30:16 +0800 |
|---|---|---|
| committer | Vic Yang <victoryang@google.com> | 2012-04-05 11:30:16 +0800 |
| commit | 94ef5f3ab3dd20ee5558df5607997985b7e2f45c (patch) | |
| tree | a1b043f930015df215856a08e4cb6d249e0e4e17 /include/thermal.h | |
| parent | 8ee84c5db542f3a0989c17bf5903ba4da21baf70 (diff) | |
| download | chrome-ec-94ef5f3ab3dd20ee5558df5607997985b7e2f45c.tar.gz | |
Increase fan speed control to 5 steps.
Factor out fan speed control for easier adjusting fan speed stepping.
Also increase number of fan speed steps from 2 to 5.
Signed-off-by: Vic Yang <victoryang@google.com>
BUG=chrome-os-partner:8466
TEST=Manual test.
Change-Id: I0ff601c0a4f2ed2a4867bdc6e550eb2827404754
Diffstat (limited to 'include/thermal.h')
| -rw-r--r-- | include/thermal.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/thermal.h b/include/thermal.h index ab606baaa8..6259504c01 100644 --- a/include/thermal.h +++ b/include/thermal.h @@ -14,6 +14,10 @@ #define THERMAL_CONFIG_NO_FLAG 0x0 #define THERMAL_CONFIG_WARNING_ON_FAIL 0x1 +/* Number of steps for fan speed control. Speed of each step defined + * in thermal.c */ +#define THERMAL_FAN_STEPS 5 + /* Set a threshold temperature to this value to disable the threshold limit. */ #define THERMAL_THRESHOLD_DISABLE 0 @@ -24,12 +28,8 @@ #define THERMAL_THRESHOLD_DISABLE_ALL 0 enum thermal_threshold { - /* Low fan speed */ - THRESHOLD_FAN_LO = 0, - /* High fan speed */ - THRESHOLD_FAN_HI, /* Issue overheating warning */ - THRESHOLD_WARNING, + THRESHOLD_WARNING = 0, /* Shut down CPU */ THRESHOLD_CPU_DOWN, /* Shut down everything we can */ @@ -43,7 +43,7 @@ struct thermal_config_t { /* Configuration flags. */ int8_t config_flags; /* Threshold temperatures. */ - int16_t thresholds[THRESHOLD_COUNT]; + int16_t thresholds[THRESHOLD_COUNT + THERMAL_FAN_STEPS]; }; /* Set the threshold temperature value. Return -1 on error. */ |