Ji-Ze Hong (Peter Hong) e4030f79ba hwmon: (f71882fg) Fix negative temperature
[ Upstream commit 4aaaaf0f279836f06d3b9d0ffeec7a1e1a04ceef ]

All temperature of Fintek superio hwmonitor that using 1-byte reg will use
2's complement.

In show_temp()
	temp = data->temp[nr] * 1000;

When data->temp[nr] read as 255, it indicate -1C, but this code will report
255C to userspace. It'll be ok when change to:
	temp = ((s8)data->temp[nr]) * 1000;

Signed-off-by: Ji-Ze Hong (Peter Hong) <hpeter+linux_kernel@gmail.com>
Link: https://lore.kernel.org/r/20220418090706.6339-1-hpeter+linux_kernel@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-05-18 09:42:48 +02:00
..
2018-06-12 16:19:22 -07:00
2018-06-12 16:19:22 -07:00
2018-06-12 16:19:22 -07:00
2017-04-02 07:01:53 -07:00
2017-04-02 07:01:53 -07:00
2017-04-13 06:09:26 -07:00
2018-03-22 09:33:24 -07:00
2018-08-23 13:52:46 -07:00
2017-10-29 18:36:03 -07:00
2018-03-10 19:00:14 -08:00
2015-06-21 22:54:53 -07:00
2016-12-02 13:28:05 -08:00