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ALSA: hdspm - Fix jumping external wordclock frequency in AutoSync mode 

When using Word Clock on RME MADI cards, AutoSync mode was alternating
betweeen MADI and WC due to a typo: AutoSync is indicated in the second
status register (status2), not the first one (status).

While the proc output was always correct, the reported WC frequency to
ALSA was unstable as mentioned in

http://mailman.alsa-project.org/pipermail/alsa-devel/2008-March/006723.html

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 2011-06-12 17:26:18 +02:00 committed by Takashi Iwai
parent c0da00145f
commit fedf1535ab
1 changed files with 1 additions and 1 deletions
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2
sound/pci/rme9652/hdspm.c
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@ -1143,7 +1143,7 @@ static int hdspm_external_sample_rate(struct hdspm *hdspm)
/* if wordclock has synced freq and wordclock is valid */
if ((status2 & HDSPM_wcLock) != 0 &&
(status & HDSPM_SelSyncRef0) == 0) {
(status2 & HDSPM_SelSyncRef0) == 0) {
rate_bits = status2 & HDSPM_wcFreqMask;