diff options
Diffstat (limited to 'drivers/acpi/Kconfig')
-rw-r--r-- | drivers/acpi/Kconfig | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 65da19bd0bee..f688c214be0c 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig | |||
@@ -207,11 +207,22 @@ config ACPI_WMI | |||
207 | depends on X86 | 207 | depends on X86 |
208 | depends on EXPERIMENTAL | 208 | depends on EXPERIMENTAL |
209 | help | 209 | help |
210 | This driver adds support for the ACPI-WMI mapper device (PNP0C14) | 210 | This driver adds support for the ACPI-WMI (Windows Management |
211 | found on some systems. | 211 | Instrumentation) mapper device (PNP0C14) found on some systems. |
212 | 212 | ||
213 | NOTE: You will need another driver or userspace application on top of | 213 | ACPI-WMI is a proprietary extension to ACPI to expose parts of the |
214 | this to actually use anything defined in the ACPI-WMI mapper. | 214 | ACPI firmware to userspace - this is done through various vendor |
215 | defined methods and data blocks in a PNP0C14 device, which are then | ||
216 | made available for userspace to call. | ||
217 | |||
218 | The implementation of this in Linux currently only exposes this to | ||
219 | other kernel space drivers. | ||
220 | |||
221 | This driver is a required dependency to build the firmware specific | ||
222 | drivers needed on many machines, including Acer and HP laptops. | ||
223 | |||
224 | It is safe to enable this driver even if your DSDT doesn't define | ||
225 | any ACPI-WMI devices. | ||
215 | 226 | ||
216 | config ACPI_ASUS | 227 | config ACPI_ASUS |
217 | tristate "ASUS/Medion Laptop Extras" | 228 | tristate "ASUS/Medion Laptop Extras" |