Commit d1f38cf9 authored by Takashi Iwai's avatar Takashi Iwai Committed by Jaroslav Kysela
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[ALSA] Add description about a new option of nm256 driver 



Modules: Documentation

Add description about a new option of nm256 driver.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 47530cf4

Documentation/sound/alsa/ALSA-Configuration.txt

+7 −0
Original line number Diff line number Diff line
@@ -954,6 +954,8 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. 
    use_cache        - 0 or 1 (disabled by default)

    vaio_hack        - alias buffer_top=0x25a800

    reset_workaround - enable AC97 RESET workaround for some laptops

    reset_workaround2 - enable extended AC97 RESET workaround for some

		      other laptops



    Module supports autoprobe and multiple chips (max 8).
@@ -984,6 +986,11 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. 
    workaround is enabled automatically.  For other laptops with a

    hard freeze, you can try reset_workaround=1 option.



    Note: Dell Latitude CSx laptops have another problem regarding

    AC97 RESET.  On these laptops, reset_workaround2 option is

    turned on as default.  This option is worth to try if the

    previous reset_workaround option doesn't help.



    Note: This driver is really crappy.  It's a porting from the

    OSS driver, which is a result of black-magic reverse engineering.

    The detection of codec will fail if the driver is loaded *after*

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