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ALSA: HDA: Add jack detection for HDMI

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Just as for headphones and microphone jacks, this patch adds reporting
of HDMI jack status through the input layer.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
David Henningsson 2011-05-19 11:46:03 +02:00 committed by Takashi Iwai
parent b896b4ebf0
commit 07acecc111
2 changed files with 13 additions and 0 deletions
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2
sound/pci/hda/hda_codec.c
View File

@ -5055,6 +5055,8 @@ static const char *get_jack_default_name(struct hda_codec *codec, hda_nid_t nid,
return "Line-out";
case SND_JACK_HEADSET:
return "Headset";
case SND_JACK_VIDEOOUT:
return "HDMI/DP";
default:
return "Misc";
}

11
sound/pci/hda/patch_hdmi.c
View File

@ -33,6 +33,7 @@
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/jack.h>
#include "hda_codec.h"
#include "hda_local.h"
@ -720,6 +721,8 @@ static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
&spec->sink_eld[index]);
/* TODO: do real things about ELD */
}
snd_hda_input_jack_report(codec, tag);
}
static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
@ -912,6 +915,7 @@ static void hdmi_present_sense(struct hda_codec *codec, hda_nid_t pin_nid,
static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
{
struct hdmi_spec *spec = codec->spec;
int err;
if (spec->num_pins >= MAX_HDMI_PINS) {
snd_printk(KERN_WARNING
@ -919,6 +923,12 @@ static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
return -E2BIG;
}
err = snd_hda_input_jack_add(codec, pin_nid,
SND_JACK_VIDEOOUT, NULL);
if (err < 0)
return err;
snd_hda_input_jack_report(codec, pin_nid);
hdmi_present_sense(codec, pin_nid, &spec->sink_eld[spec->num_pins]);
spec->pin[spec->num_pins] = pin_nid;
@ -1120,6 +1130,7 @@ static void generic_hdmi_free(struct hda_codec *codec)
for (i = 0; i < spec->num_pins; i++)
snd_hda_eld_proc_free(codec, &spec->sink_eld[i]);
snd_hda_input_jack_free(codec);
kfree(spec);
}