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Commit b09887f8 authored by Libin Yang's avatar Libin Yang Committed by Takashi Iwai
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ALSA: hda - hdmi create spdif ctl based on pcm 



SPDIF ctl should be based on pcm. Each spdif ctl controls
one pcm state.

This patch creates spdif based on pcm and no longer
based on pin.

Signed-off-by: default avatarLibin Yang <libin.yang@linux.intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 25e4abb3

sound/pci/hda/patch_hdmi.c

+18 −9
Original line number Diff line number Diff line
@@ -2257,6 +2257,7 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo, 
		hinfo->nid = 0;



		mutex_lock(&spec->pcm_lock);

		snd_hda_spdif_ctls_unassign(codec, pcm_idx);

		clear_bit(pcm_idx, &spec->pcm_in_use);

		pin_idx = hinfo_to_pin_index(codec, hinfo);

		if (spec->dyn_pcm_assign && pin_idx < 0) {
@@ -2278,8 +2279,6 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo, 
					    pinctl & ~PIN_OUT);

		}



		snd_hda_spdif_ctls_unassign(codec, pcm_idx);



		mutex_lock(&per_pin->lock);

		per_pin->chmap_set = false;

		memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
@@ -2562,19 +2561,29 @@ static int generic_hdmi_build_controls(struct hda_codec *codec) 
		err = generic_hdmi_build_jack(codec, pcm_idx);

		if (err < 0)

			return err;

	}



	for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {

		struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);



		/* create the spdif for each pcm

		 * pin will be bound when monitor is connected

		 */

		if (spec->dyn_pcm_assign)

			err = snd_hda_create_dig_out_ctls(codec,

					  0, spec->cvt_nids[0],

					  HDA_PCM_TYPE_HDMI);

		else {

			struct hdmi_spec_per_pin *per_pin =

				get_pin(spec, pcm_idx);

			err = snd_hda_create_dig_out_ctls(codec,

						  per_pin->pin_nid,

						  per_pin->mux_nids[0],

						  HDA_PCM_TYPE_HDMI);

		}

		if (err < 0)

			return err;

		/* pin number is the same with pcm number so far */

		snd_hda_spdif_ctls_unassign(codec, pin_idx);

		snd_hda_spdif_ctls_unassign(codec, pcm_idx);

	}



	for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {

		struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);



		/* add control for ELD Bytes */

		err = hdmi_create_eld_ctl(codec, pin_idx,