Commit 0818a768 authored Jun 14, 2024 by Jiaxun Yang Committed by Greg Kroah-Hartman Aug 19, 2024

platform: mips: cpu_hwmon: Disable driver on unsupported hardware



commit f4d430db17b4ef4e9c3c352a04b2fe3c93011978 upstream.

cpu_hwmon is unsupported on CPUs without loongson_chiptemp
register and csr.

Cc: stable@vger.kernel.org
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 6d94ca5d

drivers/platform/mips/cpu_hwmon.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -164,6 +164,9 @@ static int __init loongson_hwmon_init(void)
		goto fail_hwmon_device_register;
		}

		if (!csr_temp_enable && !loongson_chiptemp[0])
		return -ENODEV;

		nr_packages = loongson_sysconf.nr_cpus /
		loongson_sysconf.cores_per_package;