[ALSA] cmipci: fix handling of FM/MIDI port addresses
Make sure that the MPU-401 MIDI and OPL-3 FM devices are used only on
those chips where they are supported, and that the correct port
addresses are used.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 3df33ea..85b4005 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -365,13 +365,15 @@
Module snd-cmipci
-----------------
- Module for C-Media CMI8338 and 8738 PCI sound cards.
+ Module for C-Media CMI8338/8738/8768/8770 PCI sound cards.
- mpu_port - 0x300,0x310,0x320,0x330 = legacy port,
- 1 = integrated PCI port,
+ mpu_port - port address of MIDI interface:
+ 0x300,0x310,0x320,0x330 = legacy port,
+ 1 = integrated PCI port (8738 or later),
0 = disable (default)
- fm_port - 0x388 = legacy port,
- 1 = integrated PCI port (default),
+ fm_port - port address of OPL-3 FM synthesizer (8x38 only):
+ 0x388 = legacy port,
+ 1 = integrated PCI port (default on 8738),
0 = disable
soft_ac3 - Software-conversion of raw SPDIF packets (model 033 only)
(default = 1)