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From 8f367667b69df3af3d5fa2695f14f97910beadfa Mon Sep 17 00:00:00 2001
From: Dom Cobley <popcornmix@gmail.com>
Date: Thu, 8 Jul 2021 13:48:11 +0100
Subject: [PATCH] bcm2711_thermal: Don't clamp temperature at zero
The temperature sensor is valid below zero and the linux framework is happy with it.
See: https://www.raspberrypi.org/forums/viewtopic.php?f=98&t=315382
Signed-off-by: Dom Cobley <popcornmix@gmail.com>
---
drivers/thermal/broadcom/bcm2711_thermal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/thermal/broadcom/bcm2711_thermal.c
+++ b/drivers/thermal/broadcom/bcm2711_thermal.c
@@ -52,7 +52,7 @@ static int bcm2711_get_temp(void *data,
/* Convert a HW code to a temperature reading (millidegree celsius) */
t = slope * val + offset;
- *temp = t < 0 ? 0 : t;
+ *temp = t;
return 0;
}
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