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Commit 2d60fc7f authored by Adrian Knoth's avatar Adrian Knoth Committed by Takashi Iwai
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ALSA: hdspm - AES32: Enable TCO/Sync-In in snd_hdspm_put_sync_ref() 



This patch enables the user to select "TCO" and "Sync In" as a preferred
sync reference on RME AES(32) cards.

Signed-off-by: default avatarAdrian Knoth <adi@drcomp.erfurt.thur.de>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent dbae4a0c

sound/pci/rme9652/hdspm.c

+8 −7
Original line number Diff line number Diff line
@@ -2954,19 +2954,20 @@ static int snd_hdspm_put_pref_sync_ref(struct snd_kcontrol *kcontrol, 


static int hdspm_autosync_ref(struct hdspm *hdspm)

{

	/* This looks at the autosync selected sync reference */

	if (AES32 == hdspm->io_type) {



		unsigned int status = hdspm_read(hdspm, HDSPM_statusRegister);

		unsigned int syncref =

			(status >> HDSPM_AES32_syncref_bit) & 0xF;

		if (syncref == 0)

			return HDSPM_AES32_AUTOSYNC_FROM_WORD;

		if (syncref <= 8)

		unsigned int syncref = (status >> HDSPM_AES32_syncref_bit) & 0xF;

		if ((syncref >= HDSPM_AES32_AUTOSYNC_FROM_WORD) &&

				(syncref <= HDSPM_AES32_AUTOSYNC_FROM_SYNC_IN)) {

			return syncref;

		}

		return HDSPM_AES32_AUTOSYNC_FROM_NONE;



	} else if (MADI == hdspm->io_type) {

		/* This looks at the autosync selected sync reference */

		unsigned int status2 = hdspm_read(hdspm, HDSPM_statusRegister2);



		unsigned int status2 = hdspm_read(hdspm, HDSPM_statusRegister2);

		switch (status2 & HDSPM_SelSyncRefMask) {

		case HDSPM_SelSyncRef_WORD:

			return HDSPM_AUTOSYNC_FROM_WORD;