Re: model needed for Clevo P150HM (Realtek ALC892)

[Julian Sikorski <belegdol@gmail.com>]

On 24/06/2011 11:12, Takashi Iwai wrote:
> At Fri, 24 Jun 2011 10:34:01 +0200,
> Takashi Iwai wrote:
>>
>> At Thu, 23 Jun 2011 18:40:47 +0200,
>> Julian Sikorski wrote:
>>>
>>> On 23/06/2011 14:41, Takashi Iwai wrote:
>>>> At Thu, 23 Jun 2011 08:36:55 +0200,
>>>> Julian Sikorski wrote:
>>>>>
>>>>> Hi,
>>>>>
>>>>> I am coming here from pulseaudio-general mailing list [1]. I recently
>>>>> got myself a Clevo P150HM laptop. It has 2.1 speakers, a built-in
>>>>> microphone and the following connectors:
>>>>> - headphone out
>>>>> - microphone in; can be switched to center/lfe out
>>>>> - spdif out; can be switched to rear speaker out
>>>>> - line in; can be switched to side speaker out
>>>>> Alsa does not seem to reflect that the device is capable of 5.1 and 7.1
>>>>> sound, and there are two configs showing up in pavucontrol (analog
>>>>> output and analog headphones) which seem to be the same. I have uploaded
>>>>> the output of alsa-info.sh [2]. Please let me know if more information
>>>>> is needed.
>>>>
>>>> The current parser doesn't allow the multi-io pins when the primary
>>>> output is no line-out.  The patch below should fix (change) the
>>>> behavior.  It'll count HP out, too.
>>>>
>>>>
>>>> Takashi
>>>>
>>>> ---
>>>> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
>>>> index fe56b2b..b0cf726 100644
>>>> --- a/sound/pci/hda/patch_realtek.c
>>>> +++ b/sound/pci/hda/patch_realtek.c
>>>> @@ -18992,6 +18992,7 @@ static int alc662_auto_fill_dac_nids(struct hda_codec *codec,
>>>>    	hda_nid_t dac;
>>>>
>>>>    	spec->multiout.dac_nids = spec->private_dac_nids;
>>>> +	spec->multiout.num_dacs = 0;
>>>>    	for (i = 0; i<   cfg->line_outs; i++) {
>>>>    		dac = alc_auto_look_for_dac(codec, cfg->line_out_pins[i]);
>>>>    		if (!dac)
>>>> @@ -19326,8 +19327,20 @@ static int alc_auto_add_multi_channel_mode(struct hda_codec *codec)
>>>>    	unsigned int location, defcfg;
>>>>    	int num_pins;
>>>>
>>>> +	if (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT&&   cfg->hp_outs == 1) {
>>>> +		/* use HP as primary out */
>>>> +		cfg->speaker_outs = cfg->line_outs;
>>>> +		memcpy(cfg->speaker_pins, cfg->line_out_pins,
>>>> +		       sizeof(cfg->speaker_pins));
>>>> +		cfg->line_outs = cfg->hp_outs;
>>>> +		memcpy(cfg->line_out_pins, cfg->hp_pins, sizeof(cfg->hp_pins));
>>>> +		cfg->hp_outs = 0;
>>>> +		memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
>>>> +		cfg->line_out_type = AUTO_PIN_HP_OUT;
>>>> +		alc662_auto_fill_dac_nids(codec, cfg);
>>>> +	}
>>>>    	if (cfg->line_outs != 1 ||
>>>> -	    cfg->line_out_type != AUTO_PIN_LINE_OUT)
>>>> +	    cfg->line_out_type == AUTO_PIN_SPEAKER_OUT)
>>>>    		return 0;
>>>>
>>>>    	defcfg = snd_hda_codec_get_pincfg(codec, cfg->line_out_pins[0]);
>>>> @@ -19348,6 +19361,8 @@ static int alc_auto_add_multi_channel_mode(struct hda_codec *codec)
>>>>    		spec->multi_ios = num_pins;
>>>>    		spec->ext_channel_count = 2;
>>>>    		spec->multiout.num_dacs = num_pins + 1;
>>>> +		/* for avoiding multi HP mixers */
>>>> +		cfg->line_out_type = AUTO_PIN_LINE_OUT;
>>>>    	}
>>>>    	return 0;
>>>>    }
>>> Would you like me to test this patch? If so, what should I apply it to
>>> and how should I proceed?
>>
>> Yes, the test would be appreciated, of course.
>> Apply it to the latest 3.0-rc kernel and test.
>
> Also, the additional patch below will give "Headphone" mixer control
> back while new "Surround", "Center" and "LFE" will appear.
>
> Note that you'll need to change "Channel Mode" mixer control to "6ch"
> for using the surround outputs even with these patches.  As default,
> it's set as "2ch".
>
>
> Takashi
>
I will definitely try to give this a shot, but the outcome might be 
dependent on the fact whether Fedora 15 will want to work with 3.0-rc 
kernel.
How about 8-channel sound btw? Under Windows the device claims to be 
capable of it.

Julian