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authorBill Richardson <wfrichar@chromium.org>2015-01-13 13:10:26 -0800
committerChromeOS Commit Bot <chromeos-commit-bot@chromium.org>2015-01-14 03:15:41 +0000
commit754ae5a942fd17a6535376289ca9a836a418635d (patch)
tree1e11a1770be6de516e2eeabfca75967a51b254e3 /include
parenta989f13843a3e6301262d9c7ed8d3c36141fb94d (diff)
downloadchrome-ec-754ae5a942fd17a6535376289ca9a836a418635d.tar.gz
Show the fan-cooling percentage for each active temp sensor
When displaying the temps, if the sensor has valid entries to control the target fan speed, show them. This lets us see which sensor is the main player in the cooling needed without doing a bunch of math. BUG=none BRANCH=none TEST=manual On the EC console: > thermalget sensor warn high halt fan_off fan_max name 0 368 370 372 316 358 PECI 1 0 0 0 0 0 ECInternal 2 0 0 0 314 328 I2C-Charger-Die 3 0 0 0 0 0 I2C-Charger-Object 4 0 0 0 308 322 I2C-CPU-Die 5 0 0 0 0 0 I2C-CPU-Object 6 0 0 0 301 317 I2C-Left C-Die 7 0 0 0 0 0 I2C-Left C-Object 8 0 0 0 302 316 I2C-Right C-Die 9 0 0 0 0 0 I2C-Right C-Object 10 0 0 0 303 317 I2C-Right D-Die 11 0 0 0 0 0 I2C-Right D-Object 12 0 0 0 316 327 I2C-Left D-Die 13 0 0 0 0 0 I2C-Left D-Object Then, before this CL: > temps PECI : 308 K = 35 C ECInternal : 309 K = 36 C I2C-Charger-Die : 307 K = 34 C I2C-Charger-Object : Not calibrated I2C-CPU-Die : 304 K = 31 C I2C-CPU-Object : Not calibrated I2C-Left C-Die : 302 K = 29 C I2C-Left C-Object : Not calibrated I2C-Right C-Die : 303 K = 30 C I2C-Right C-Object : Not calibrated I2C-Right D-Die : 303 K = 30 C I2C-Right D-Object : Not calibrated I2C-Left D-Die : 306 K = 33 C I2C-Left D-Object : Not calibrated After this CL: > temps PECI : 308 K = 35 C 0% ECInternal : 309 K = 36 C I2C-Charger-Die : 307 K = 34 C 0% I2C-Charger-Object : Not calibrated I2C-CPU-Die : 304 K = 31 C 0% I2C-CPU-Object : Not calibrated I2C-Left C-Die : 302 K = 29 C 6% I2C-Left C-Object : Not calibrated I2C-Right C-Die : 303 K = 30 C 7% I2C-Right C-Object : Not calibrated I2C-Right D-Die : 303 K = 30 C 0% I2C-Right D-Object : Not calibrated I2C-Left D-Die : 306 K = 33 C 0% I2C-Left D-Object : Not calibrated Change-Id: I12bca5826e8a5a3325710fa5d39cec88f1cc95b1 Signed-off-by: Bill Richardson <wfrichar@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/240517
Diffstat (limited to 'include')
-rw-r--r--include/thermal.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/thermal.h b/include/thermal.h
index d3729591a0..77b513aacc 100644
--- a/include/thermal.h
+++ b/include/thermal.h
@@ -16,4 +16,7 @@
*/
extern struct ec_thermal_config thermal_params[];
+/* Helper function to compute percent cooling */
+int thermal_fan_percent(int low, int high, int cur);
+
#endif /* __CROS_EC_THERMAL_H */