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ACPI: thermal: set "thermal.nocrt" via DMI on Gigabyte GA-7ZX
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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: Len Brown <len.brown@intel.com>
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Len Brown committed Aug 20, 2007
1 parent c52a741 commit 8c99fdc
Showing 1 changed file with 16 additions and 1 deletion.
17 changes: 16 additions & 1 deletion drivers/acpi/thermal.c
Original file line number Diff line number Diff line change
Expand Up @@ -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);
Expand Down Expand Up @@ -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) {
Expand Down Expand Up @@ -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 */
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