[PATCH] ALSA: HDA: Add jack detection for HDMI
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 --- sound/pci/hda/hda_codec.c | 2 ++ sound/pci/hda/patch_hdmi.c | 11 +++++++++++ 2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index c63f376..8edd998 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -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"; } diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 6eb209d..7348296 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -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); }
participants (1)
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David Henningsson