From: Pablo Mazzini <pmazzini@gmail.com>
To: Guenter Roeck <linux@roeck-us.net>, Lee Jones <lee@kernel.org>
Cc: Pablo Mazzini <pmazzini@gmail.com>,
Alistair Francis <alistair@alistair23.me>,
Andreas Kemnade <andreas@kemnade.info>,
linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 4/7] hwmon: sy7636a: fix negative temperatures
Date: Sun, 1 Nov 2026 22:31:22 +0000 [thread overview]
Message-ID: <20261101223125.302001-5-pmazzini@gmail.com> (raw)
In-Reply-To: <20261101223125.302001-1-pmazzini@gmail.com>
The thermistor readout is a signed 8-bit value in degrees Celsius.
Fixes: de34a4053250 ("hwmon: sy7636a: Add temperature driver for sy7636a")
Signed-off-by: Pablo Mazzini <pmazzini@gmail.com>
---
drivers/hwmon/sy7636a-hwmon.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hwmon/sy7636a-hwmon.c b/drivers/hwmon/sy7636a-hwmon.c
index d51daaf63d63..f01f368d68e5 100644
--- a/drivers/hwmon/sy7636a-hwmon.c
+++ b/drivers/hwmon/sy7636a-hwmon.c
@@ -29,7 +29,7 @@ static int sy7636a_read(struct device *dev, enum hwmon_sensor_types type,
if (ret)
return ret;
- *temp = reg_val * 1000;
+ *temp = (s8)reg_val * 1000;
return 0;
}
--
2.52.0
next prev parent reply other threads:[~2026-11-01 22:32 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-01 22:31 [PATCH v2 0/7] sy7636a: power the panel only during updates Pablo Mazzini
2026-11-01 22:31 ` [PATCH v2 1/7] regulator: sy7636a: fix the chip name Pablo Mazzini
2026-11-01 22:31 ` [PATCH v2 2/7] regulator: sy7636a: add VCOM voltage control Pablo Mazzini
2026-11-01 22:31 ` [PATCH v2 3/7] regulator: sy7636a: wait for power good on enable Pablo Mazzini
2026-11-02 7:28 ` Andreas Kemnade
2026-11-01 22:31 ` Pablo Mazzini [this message]
2026-11-01 22:31 ` [PATCH v2 5/7] hwmon: sy7636a: read the temperature only while the rails are on Pablo Mazzini
2026-11-02 3:35 ` Guenter Roeck
2026-11-02 8:09 ` Pablo Mazzini
2026-11-02 10:25 ` Andreas Kemnade
2026-11-01 22:31 ` [PATCH v2 6/7] regulator: sy7636a: bind to the I2C device directly Pablo Mazzini
2026-11-01 22:31 ` [PATCH v2 7/7] ARM: imx_v6_v7_defconfig: drop the SY7636A MFD option Pablo Mazzini
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