Commit 8c99fdce authored by Len Brown's avatar Len Brown
Browse files

ACPI: thermal: set "thermal.nocrt" via DMI on Gigabyte GA-7ZX 

This system BIOS sets a critical temperature to 65C,
which is too low.

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=155496



Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent c52a7419

drivers/acpi/thermal.c

+16 −1
Original line number Diff line number Diff line
@@ -89,7 +89,7 @@ MODULE_PARM_DESC(tzp, "Thermal zone polling frequency, in 1/10 seconds."); 


static int nocrt;

module_param(nocrt, int, 0);

MODULE_PARM_DESC(nocrt, "Set to disable action on ACPI thermal zone critical and hot trips.");

MODULE_PARM_DESC(nocrt, "Set to take no action upon ACPI thermal zone critical trips points.");



static int off;

module_param(off, int, 0);
@@ -1357,6 +1357,13 @@ static int thermal_act(struct dmi_system_id *d) { 
	}

	return 0;

}

static int thermal_nocrt(struct dmi_system_id *d) {



	printk(KERN_NOTICE "ACPI: %s detected: "

		"disabling all critical thermal trip point actions.\n", d->ident);

	nocrt = 1;

	return 0;

}

static int thermal_tzp(struct dmi_system_id *d) {



	if (tzp == 0) {
@@ -1405,6 +1412,14 @@ static struct dmi_system_id thermal_dmi_table[] __initdata = { 
		DMI_MATCH(DMI_BOARD_NAME, "i915GMm-HFS"),

		},

	},

	{

	 .callback = thermal_nocrt,

	 .ident = "Gigabyte GA-7ZX",

	 .matches = {

		DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co., Ltd."),

		DMI_MATCH(DMI_BOARD_NAME, "7ZX"),

		},

	},

	{}

};

#endif /* CONFIG_DMI */