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authorSvyatoslav Ryhel <clamor95@gmail.com>2025-04-30 09:02:39 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-06-27 11:11:28 +0100
commit05713a9fc20a0ec3e62798448c048cc3c8e66c20 (patch)
tree59aa39a4a4460ccc10fcab400d8b43467dabb7b8
parent1f152ae557d6d516cf32a8b787005cb3bd051358 (diff)
power: supply: max17040: adjust thermal channel scaling
[ Upstream commit d055f51731744243b244aafb1720f793a5b61f7b ] IIO thermal channel is in millidegree while power supply framework expects decidegree values. Adjust scaling to get correct readings. Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com> Link: https://lore.kernel.org/r/20250430060239.12085-2-clamor95@gmail.com Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/power/supply/max17040_battery.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/power/supply/max17040_battery.c b/drivers/power/supply/max17040_battery.c
index 51310f6e4803b..c1640bc6accd2 100644
--- a/drivers/power/supply/max17040_battery.c
+++ b/drivers/power/supply/max17040_battery.c
@@ -410,8 +410,9 @@ static int max17040_get_property(struct power_supply *psy,
if (!chip->channel_temp)
return -ENODATA;
- iio_read_channel_processed_scale(chip->channel_temp,
- &val->intval, 10);
+ iio_read_channel_processed(chip->channel_temp, &val->intval);
+ val->intval /= 100; /* Convert from milli- to deci-degree */
+
break;
default:
return -EINVAL;