diff options
| -rw-r--r-- | drivers/acpi/video_detect.c | 14 | 
1 files changed, 14 insertions, 0 deletions
| diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index d179e8d9177d..601e5d372887 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -103,6 +103,12 @@ static int video_detect_force_native(const struct dmi_system_id *d)  	return 0;  } +static int video_detect_force_none(const struct dmi_system_id *d) +{ +	acpi_backlight_dmi = acpi_backlight_none; +	return 0; +} +  static const struct dmi_system_id video_detect_dmi_table[] = {  	/* On Samsung X360, the BIOS will set a flag (VDRV) if generic  	 * ACPI backlight device is used. This flag will definitively break @@ -313,6 +319,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = {  		DMI_MATCH(DMI_PRODUCT_NAME, "Precision 7510"),  		},  	}, +	{ +	 .callback = video_detect_force_none, +	 .ident = "Dell OptiPlex 9020M", +	 .matches = { +		DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), +		DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 9020M"), +		}, +	},  	{ },  }; | 
