[alsa-devel] [RFC 09/11] ALSA: hda - macro to get default config device of pin widgets

Subhransu S. Prusty subhransu.s.prusty at intel.com
Mon Jun 27 05:48:02 CEST 2016


Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty at intel.com>
Signed-off-by: Vinod Koul <vinod.koul at intel.com>
---
 sound/hda/local.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sound/hda/local.h b/sound/hda/local.h
index a51f5f6..cceeac2 100644
--- a/sound/hda/local.h
+++ b/sound/hda/local.h
@@ -11,6 +11,9 @@
 #define get_pcaps(codec, nid) \
 	snd_hdac_read_parm(codec, nid, AC_PAR_PIN_CAP)
 
+#define get_defcfg_device(cfg) \
+	((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
+
 static inline int is_input_pin(struct hdac_device *codec, hda_nid_t nid)
 {
 	unsigned int pincap = get_pcaps(codec, nid);
-- 
1.9.1



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