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ALSA: hdspm - AES32: Enable TCO input in hdspm_external_sample_rate()

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This patch adds support to read the TCO sample rate in
hdspm_external_sample_rate() on RME AES(32) cards.

Signed-off-by: Adrian Knoth <adi@drcomp.erfurt.thur.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Adrian Knoth 2013-07-05 11:28:14 +02:00 committed by Takashi Iwai
parent 3ac9b0acc3
commit dbae4a0c8d
1 changed files with 28 additions and 9 deletions
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37
sound/pci/rme9652/hdspm.c
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@ -1176,17 +1176,36 @@ static int hdspm_external_sample_rate(struct hdspm *hdspm)
timecode = hdspm_read(hdspm, HDSPM_timecodeRegister);
syncref = hdspm_autosync_ref(hdspm);
switch (syncref) {
case HDSPM_AES32_AUTOSYNC_FROM_WORD:
/* Check WC sync and get sample rate */
if (hdspm_wc_sync_check(hdspm))
return HDSPM_bit2freq(hdspm_get_wc_sample_rate(hdspm));
break;
if (syncref == HDSPM_AES32_AUTOSYNC_FROM_WORD &&
status & HDSPM_AES32_wcLock)
return HDSPM_bit2freq((status >> HDSPM_AES32_wcFreq_bit) & 0xF);
case HDSPM_AES32_AUTOSYNC_FROM_AES1:
case HDSPM_AES32_AUTOSYNC_FROM_AES2:
case HDSPM_AES32_AUTOSYNC_FROM_AES3:
case HDSPM_AES32_AUTOSYNC_FROM_AES4:
case HDSPM_AES32_AUTOSYNC_FROM_AES5:
case HDSPM_AES32_AUTOSYNC_FROM_AES6:
case HDSPM_AES32_AUTOSYNC_FROM_AES7:
case HDSPM_AES32_AUTOSYNC_FROM_AES8:
/* Check AES sync and get sample rate */
if (hdspm_aes_sync_check(hdspm, syncref - HDSPM_AES32_AUTOSYNC_FROM_AES1))
return HDSPM_bit2freq(hdspm_get_aes_sample_rate(hdspm,
syncref - HDSPM_AES32_AUTOSYNC_FROM_AES1));
break;
if (syncref >= HDSPM_AES32_AUTOSYNC_FROM_AES1 &&
syncref <= HDSPM_AES32_AUTOSYNC_FROM_AES8 &&
status2 & (HDSPM_LockAES >>
(syncref - HDSPM_AES32_AUTOSYNC_FROM_AES1)))
return HDSPM_bit2freq((timecode >> (4*(syncref-HDSPM_AES32_AUTOSYNC_FROM_AES1))) & 0xF);
return 0;
case HDSPM_AES32_AUTOSYNC_FROM_TCO:
/* Check TCO sync and get sample rate */
if (hdspm_tco_sync_check(hdspm))
return HDSPM_bit2freq(hdspm_get_tco_sample_rate(hdspm));
break;
default:
return 0;
} /* end switch(syncref) */
break;
case MADIface: