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authorTakashi Iwai <tiwai@suse.de>2005-05-24 04:40:49 -0400
committerJaroslav Kysela <perex@suse.cz>2005-05-29 04:14:36 -0400
commitd6e33796b5857adf418b07f8f7ce65f46163b2f1 (patch)
tree1662cf83607388105774b27c7f94333a95421d21 /Documentation/sound
parente6e514fa825be7362a955ba43d6fd18896d375c2 (diff)
[ALSA] cmipci: Fix obsolete description
Documentation Fixed obsolete description about CMIPCI driver. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation/sound')
-rw-r--r--Documentation/sound/alsa/CMIPCI.txt41
1 files changed, 24 insertions, 17 deletions
diff --git a/Documentation/sound/alsa/CMIPCI.txt b/Documentation/sound/alsa/CMIPCI.txt
index 4a7df771b806..1872e24442a4 100644
--- a/Documentation/sound/alsa/CMIPCI.txt
+++ b/Documentation/sound/alsa/CMIPCI.txt
@@ -89,19 +89,22 @@ and use the interleaved 4 channel data.
89 89
90There are some control switchs affecting to the speaker connections: 90There are some control switchs affecting to the speaker connections:
91 91
92"Line-In As Rear" - As mentioned above, the line-in jack is used 92"Line-In Mode" - an enum control to change the behavior of line-in
93 for the rear (3th and 4th channels) output. 93 jack. Either "Line-In", "Rear Output" or "Bass Output" can
94"Line-In As Bass" - The line-in jack is used for the bass (5th 94 be selected. The last item is available only with model 039
95 and 6th channels) output. 95 or newer.
96"Mic As Center/LFE" - The mic jack is used for the bass output. 96 When "Rear Output" is chosen, the surround channels 3 and 4
97 If this switch is on, you cannot use a microphone as a capture 97 are output to line-in jack.
98 source, of course. 98"Mic-In Mode" - an enum control to change the behavior of mic-in
99 99 jack. Either "Mic-In" or "Center/LFE Output" can be
100 selected.
101 When "Center/LFE Output" is chosen, the center and bass
102 channels (channels 5 and 6) are output to mic-in jack.
100 103
101Digital I/O 104Digital I/O
102----------- 105-----------
103 106
104The CM8x38 provides the excellent SPDIF capability with very chip 107The CM8x38 provides the excellent SPDIF capability with very cheap
105price (yes, that's the reason I bought the card :) 108price (yes, that's the reason I bought the card :)
106 109
107The SPDIF playback and capture are done via the third PCM device 110The SPDIF playback and capture are done via the third PCM device
@@ -122,8 +125,9 @@ respectively, so you cannot playback both analog and digital streams
122simultaneously. 125simultaneously.
123 126
124To enable SPDIF output, you need to turn on "IEC958 Output Switch" 127To enable SPDIF output, you need to turn on "IEC958 Output Switch"
125control via mixer or alsactl. Then you'll see the red light on from 128control via mixer or alsactl ("IEC958" is the official name of
126the card so you know that's working obviously :) 129so-called S/PDIF). Then you'll see the red light on from the card so
130you know that's working obviously :)
127The SPDIF input is always enabled, so you can hear SPDIF input data 131The SPDIF input is always enabled, so you can hear SPDIF input data
128from line-out with "IEC958 In Monitor" switch at any time (see 132from line-out with "IEC958 In Monitor" switch at any time (see
129below). 133below).
@@ -205,9 +209,10 @@ In addition to the standard SB mixer, CM8x38 provides more functions.
205MIDI CONTROLLER 209MIDI CONTROLLER
206--------------- 210---------------
207 211
208The MPU401-UART interface is enabled as default only for the first 212The MPU401-UART interface is disabled as default. You need to set
209(CMIPCI) card. You need to set module option "midi_port" properly 213module option "mpu_port" with a valid I/O port address to enable the
210for the 2nd (CMIPCI) card. 214MIDI support. The valid I/O ports are 0x300, 0x310, 0x320 and 0x330.
215Choose the value which doesn't conflict with other cards.
211 216
212There is _no_ hardware wavetable function on this chip (except for 217There is _no_ hardware wavetable function on this chip (except for
213OPL3 synth below). 218OPL3 synth below).
@@ -229,9 +234,11 @@ I don't know why..
229Joystick and Modem 234Joystick and Modem
230------------------ 235------------------
231 236
232The joystick and modem should be available by enabling the control 237The legacy joystick is supported. To enable the joystick support, pass
233switch "Joystick" and "Modem" respectively. But I myself have never 238joystick_port=1 module option. The value 1 means the auto-detection.
234tested them yet. 239If the auto-detection fails, try to pass the exact I/O address.
240
241The modem is enabled dynamically via a card control switch "Modem".
235 242
236 243
237Debugging Information 244Debugging Information