Re: alc295_fixup_chromebook function

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Dne 03. 04. 19 v 10:28 Kailang napsal(a):
> Hi Takashi,
> 
> This patch also changed model name as 'alc-chrome-book'.
> It also tested by Intel Chrome audio team.

Note that I suggested this split here:

https://mailman.alsa-project.org/pipermail/alsa-devel/2019-March/146227.html

Then it took several iterations (Takashi, me, Kailang) and we finally moved to my suggestion.

I believe that this process should be much more simpler ;-)

					Jaroslav

> 
> BR,
> Kailang
> 
> -----Original Message-----
> From: Takashi Iwai <tiwai@xxxxxxx> 
> Sent: Monday, April 1, 2019 3:37 PM
> To: Kailang <kailang@xxxxxxxxxxx>
> Cc: (alsa-devel@xxxxxxxxxxxxxxxx) <alsa-devel@xxxxxxxxxxxxxxxx>
> Subject: Re: alc295_fixup_chromebook function
> 
> On Mon, 01 Apr 2019 09:29:35 +0200,
> Kailang wrote:
>>
>> Hi Takashi,
>>
>> You applied below patch.
>> https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git/commit
>> /?h=for-next&id=c8a9afa632f0fd45731d3353525faf1fdb362c89
>>
>> But I think ALC225_FIXUP_HEADSET_JACK will applicate for enable for headset button.
>> It was not only use for Chrome OS.
>> So, ALC225_FIXUP_HEADSET_JACK and alc295_fixup_chromebook separation were be better.
>>
>> Intel test https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git/commit/?h=for-next&id=10f5b1b85ed10a80d45bc2db450e65bd792efaad this patch.
>> Mic JD was also not stable. (I don't know why. It passed with Ubuntu 
>> OS.) It need to change to initial state would be better. (original was 
>> HDA_FIXUP_ACT_PRE_PROBE)
>>
>> +static void alc295_fixup_chromebook(struct hda_codec *codec,
>> +				    const struct hda_fixup *fix, int action) {
>> +
>> +	switch (action) {
>> +	case HDA_FIXUP_ACT_INIT:
>> +		switch (codec->core.vendor_id) {
>> +		case 0x10ec0295:
>> +			alc_update_coef_idx(codec, 0x4a, 0x8000, 1 << 15); /* Reset HP JD */
>> +			alc_update_coef_idx(codec, 0x4a, 0x8000, 0 << 15);
>> +			break;
>> +		case 0x10ec0236:
>> +			alc_update_coef_idx(codec, 0x1b, 0x8000, 1 << 15); /* Reset HP JD */
>> +			alc_update_coef_idx(codec, 0x1b, 0x8000, 0 << 15);
>> +			break;
>> +		}
>> +		break;
>> +	}
>> +}
>>
>> How could I create a fix patch for this?
> 
> The Chromebook quirk name was chosen so that the quirk implementation won't be used by any random user as a generic solution.  If it can be used for real solutions, feel free to rename / split the quirk for easy adaption.  I have no big preference, but would like to judge from the actual patches.
> 
> 
> thanks,
> 
> Takashi
> 
> ------Please consider the environment before printing this e-mail.
> 
> 
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> 


-- 
Jaroslav Kysela <perex@xxxxxxxx>
Linux Sound Maintainer; ALSA Project; Red Hat, Inc.
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