thermal/drivers/mediatek/lvts_thermal: Return error in case of invalid efuse data

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[ Upstream commit 72cacd06e4 ]

This patch prevents from registering thermal entries and letting the
driver misbehave if efuse data is invalid. A device is not properly
calibrated if the golden temperature is zero.

Fixes: f5f633b182 ("thermal/drivers/mediatek: Add the Low Voltage Thermal Sensor driver")
Signed-off-by: Julien Panis <jpanis@baylibre.com>
Reviewed-by: Nicolas Pitre <npitre@baylibre.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20240604-mtk-thermal-calib-check-v2-1-8f258254051d@baylibre.com
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Julien Panis 2024-06-04 18:46:58 +02:00 • committed by Greg Kroah-Hartman

parent 47a0fe77b6

commit 90d29da114

1 changed files with 5 additions and 1 deletions

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drivers/thermal/mediatek/lvts_thermal.c

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