[alsa-devel] [PATCH] revo51: add headphone output

Pavel Hofman pavel.hofman at insite.cz
Thu Aug 21 12:09:19 CEST 2008


Takashi Iwai wrote:
> At Thu, 21 Aug 2008 09:14:21 +0200,
> Pavel Hofman wrote:
>> Alexander Beregalov wrote:
>>>  It is ALSA bug #1754.
>>>  D6 bit in 02 register is PW4.
>>>
>>> Signed-off-by: Alexander Beregalov <a.beregalov at gmail.com>
>>> ---
>>>
>>>  sound/i2c/other/ak4xxx-adda.c |    4 ++--
>>>  sound/pci/ice1712/revo.c      |    5 +++--
>>>  2 files changed, 5 insertions(+), 4 deletions(-)
>>>
>>> diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c
>>> index 288926d..4c94458 100644
>>> --- a/sound/i2c/other/ak4xxx-adda.c
>>> +++ b/sound/i2c/other/ak4xxx-adda.c
>>> @@ -233,8 +233,8 @@ void snd_akm4xxx_init(struct snd_akm4xxx *ak)
>>>  		0x01, 0x02, /* 1: reset and soft-mute */
>>>  		0x00, 0x06, /* 0: mode3(i2s), disable auto-clock detect,
>>>  			     * disable DZF, sharp roll-off, RSTN#=0 */
>>> -		0x02, 0x0e, /* 2: DA's power up, normal speed, RSTN#=0 */
>>> -		// 0x02, 0x2e, /* quad speed */
>>> +		0x02, 0x4e, /* 2: DA's power up, normal speed, RSTN#=0 */
>>> +		// 0x02, 0x6e, /* quad speed */
>> Fantastic, I guess this could help to fix the problem with 
>> non-functioning monitoring in ESI Juli@ too. I did not notice the fourth 
>> DAC was powered down. Thanks a lot!
> 
> Maybe we need a change like in revo.c for Juli@, too?
> 
> 
> Takashi



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