ALSA HDMI Audio does not work
We tested HDMI Audio on SB700+RS780 on linux-ubuntu-
This is a known issue for ALSA and it has been fixed in ALSA hg tree.
Here is the workaround patch for HDMI audio:
--- alsa-kernel/
+++ alsa-kernel/
@@ -1812,15 +1812,15 @@
gcap = azx_readw(chip, GCAP);
snd_printdd(
- if (gcap) {
- /* read number of streams from GCAP register instead of using
- * hardcoded value
- */
- chip->playback_
- chip->capture_
- chip->playback_
- chip->capture_
- } else {
+ //if (gcap) {
+ // /* read number of streams from GCAP register instead of using
+ // * hardcoded value
+ // */
+ // chip->playback_
+ // chip->capture_
+ // chip->playback_
+ // chip->capture_
+ //} else {
/* gcap didn't give any info, switching to old method */
switch (chip->driver_type) {
@@ -1843,7 +1843,7 @@
chip-
break;
}
- }
+ //}
chip->num_streams = chip->playback_
chip->azx_dev = kcalloc(
GFP_KERNEL);
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This question was originally filed as bug #196026.
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