[ALSA] hda-intel - Add hwdep interface

Added a hwdep interface for each codec (enabled per kconfig).
This interface can be used for reading/writing HD-audio verbs
and other purposes as future extensions.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 9 insertions, 0 deletions

diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig
index c6b44102aa5b..57426f6fa423 100644
--- a/sound/pci/Kconfig
+++ b/sound/pci/Kconfig
@@ -500,6 +500,15 @@ config SND_HDA_INTEL
           To compile this driver as a module, choose M here: the module
           will be called snd-hda-intel.
 
+config SND_HDA_HWDEP
+        bool "Build hwdep interface for HD-audio driver"
+        depends on SND_HDA_INTEL
+        select SND_HWDEP
+        help
+          Say Y here to build a hwdep interface for HD-audio driver.
+          This interface can be used for out-of-bound communication
+          with codesc for debugging purposes.
+
 config SND_HDSP
         tristate "RME Hammerfall DSP Audio"
         depends on SND