hwmon: (dell-smm) Blacklist Dell Studio XPS 8100
CPU fan speed going up and down on Dell Studio XPS 8100 for unknown reasons. Without further debugging on the affected machine, it is not possible to find the problem. Link: https://bugzilla.kernel.org/show_bug.cgi?id=100121 Signed-off-by: Pali Rohár <pali.rohar@gmail.com> Tested-by: Jan C Peters <jcpeters89@gmail.com> Cc: stable@vger.kernel.org # v4.0+, will need backport [groeck: cleaned up description, comments] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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@ -929,6 +929,21 @@ static struct dmi_system_id i8k_dmi_table[] __initdata = {
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MODULE_DEVICE_TABLE(dmi, i8k_dmi_table);
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static struct dmi_system_id i8k_blacklist_dmi_table[] __initdata = {
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{
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/*
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* CPU fan speed going up and down on Dell Studio XPS 8100
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* for unknown reasons.
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*/
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.ident = "Dell Studio XPS 8100",
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.matches = {
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DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
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DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Studio XPS 8100"),
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},
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},
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{ }
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};
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/*
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* Probe for the presence of a supported laptop.
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*/
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@ -940,7 +955,8 @@ static int __init i8k_probe(void)
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/*
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* Get DMI information
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*/
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if (!dmi_check_system(i8k_dmi_table)) {
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if (!dmi_check_system(i8k_dmi_table) ||
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dmi_check_system(i8k_blacklist_dmi_table)) {
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if (!ignore_dmi && !force)
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return -ENODEV;
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