Commit 7ce9573e authored by Randy Dunlap's avatar Randy Dunlap Committed by Len Brown
Browse files

ACPI: prevent randconfig build failure on empty ACPI_CUSTOM_DSDT_FILE 



Make ACPI_CUSTOM_DSDT boolean config symbol a hidden and derived
value, based on the value of ACPI_CUSTOM_DSDT_FILE (string).
Only the latter is presented to the user as a config option.

This fixes problems with "make randconfig" setting ACPI_CUSTOM_DSDT
but leaving ACPI_CUSTOM_DSDT_FILE empty/blank.

Signed-off-by: default avatarRandy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 39273b58

drivers/acpi/Kconfig

+9 −10
Original line number Diff line number Diff line
@@ -283,24 +283,23 @@ config ACPI_TOSHIBA 
	  If you have a legacy free Toshiba laptop (such as the Libretto L1

	  series), say Y.



config ACPI_CUSTOM_DSDT

	bool "Include Custom DSDT"

config ACPI_CUSTOM_DSDT_FILE

	string "Custom DSDT Table file to include"

	default ""

	depends on !STANDALONE

	default n 

	help

	  This option supports a custom DSDT by linking it into the kernel.

	  See Documentation/acpi/dsdt-override.txt



	  If unsure, say N.



config ACPI_CUSTOM_DSDT_FILE

	string "Custom DSDT Table file to include"

	depends on ACPI_CUSTOM_DSDT

	default ""

	help

	  Enter the full path name to the file which includes the AmlCode

	  declaration.



	  If unsure, don't enter a file name.



config ACPI_CUSTOM_DSDT

	bool

	default ACPI_CUSTOM_DSDT_FILE != ""



config ACPI_CUSTOM_DSDT_INITRD

	bool "Read Custom DSDT from initramfs"

	depends on BLK_DEV_INITRD

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