Commit 36744c11 authored by Randy Dunlap's avatar Randy Dunlap Committed by Greg Kroah-Hartman
Browse files

firmware_loader: EXTRA_FIRMWARE does not support compressed files 



Document in the firmware loader Kconfig help text that firmware image
file compression is not supported for builtin EXTRA_FIRMWARE files so
that someone does not waste time trying that.

Cc: Luis Chamberlain <mcgrof@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Acked-by: default avatarLuis Chamberlain <mcgrof@kernel.org>
Signed-off-by: default avatarRandy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20220214222311.9758-1-rdunlap@infradead.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 8bcbde2b

drivers/base/firmware_loader/Kconfig

+5 −0
Original line number Diff line number Diff line
@@ -60,6 +60,8 @@ config EXTRA_FIRMWARE 
	  image since it combines both GPL and non-GPL work. You should

	  consult a lawyer of your own before distributing such an image.



	  NOTE: Compressed files are not supported in EXTRA_FIRMWARE.



config EXTRA_FIRMWARE_DIR

	string "Firmware blobs root directory"

	depends on EXTRA_FIRMWARE != ""
@@ -169,6 +171,9 @@ config FW_LOADER_COMPRESS 
	  be compressed with either none or crc32 integrity check type (pass

	  "-C crc32" option to xz command).



	  Compressed firmware support does not apply to firmware images

	  that are built into the kernel image (CONFIG_EXTRA_FIRMWARE).



config FW_CACHE

	bool "Enable firmware caching during suspend"

	depends on PM_SLEEP