ALSA: hda - Add jack pointer and unsolicited event bits to callback

For allowing the callee to evaluate the associated jack information
and the unsolicited event data, add the new fields to
hda_jack_callback.  They can be used, for example, to retrieve the
headset button state in the callback.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/pci/hda/hda_jack.h b/sound/pci/hda/hda_jack.h
index e9814c0168ea..695a652cc6b3 100644
--- a/sound/pci/hda/hda_jack.h
+++ b/sound/pci/hda/hda_jack.h
@@ -24,6 +24,8 @@ struct hda_jack_callback {
 	hda_nid_t nid;
 	hda_jack_callback_fn func;
 	unsigned int private_data;	/* arbitrary data */
+	unsigned int unsol_res;		/* unsolicited event bits */
+	struct hda_jack_tbl *jack;	/* associated jack entry */
 	struct hda_jack_callback *next;
 };