linux-kernel - RE: [EXTERNAL] Re: [PATCH v4 1/3] ALSA: ASoc/tas2781: Fix wrong loading calibrated data sequence

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Date: Sat, 11 May 2024 03:35:05 +0000
From: "Ding, Shenghao" <shenghao-ding@...com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
CC: "broonie@...nel.org" <broonie@...nel.org>,
        "lgirdwood@...il.com"
	<lgirdwood@...il.com>,
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 Kevin" <kevin-lu@...com>,
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	<Baojun.Xu@....com>
Subject: RE: [EXTERNAL] Re: [PATCH v4 1/3] ALSA: ASoc/tas2781: Fix wrong
 loading calibrated data sequence



> -----Original Message-----
> From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Sent: Friday, May 10, 2024 11:13 PM
> To: Ding, Shenghao <shenghao-ding@...com>
> Cc: broonie@...nel.org; lgirdwood@...il.com; perex@...ex.cz; pierre-
> louis.bossart@...ux.intel.com; 13916275206@....com; alsa-devel@...a-
> project.org; linux-kernel@...r.kernel.org; liam.r.girdwood@...el.com;
> bard.liao@...el.com; yung-chuan.liao@...ux.intel.com; Lu, Kevin <kevin-
> lu@...com>; cameron.berkenpas@...il.com; tiwai@...e.de; Xu, Baojun
> <baojun.xu@...com>; soyer@....hu; Baojun.Xu@....com
> Subject: [EXTERNAL] Re: [PATCH v4 1/3] ALSA: ASoc/tas2781: Fix wrong loading
> calibrated data sequence
> 
> On Fri, May 10, 2024 at 11: 41: 19AM +0800, Shenghao Ding wrote: > Calibrated
> data will be set to default after loading DSP config params, > which will cause
> speaker protection work abnormally. Reload calibrated > data after loading
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> On Fri, May 10, 2024 at 11:41:19AM +0800, Shenghao Ding wrote:
> > Calibrated data will be set to default after loading DSP config
> > params, which will cause speaker protection work abnormally. Reload
> > calibrated data after loading DSP config params.
> >
> > Fixes: ef3bcde75d06 ("ASoc: tas2781: Add tas2781 driver")
> 
> How on earth this can be a fix?..
Removing the declaration of tasdevice_prmg_calibdata_load is a part of fix.
Loading calibrated data after loading dsp program become a redundance.
> 
> > -// Copyright (C) 2022 - 2023 Texas Instruments Incorporated
> > +// Copyright (C) 2022 - 2024 Texas Instruments Incorporated
> 
...
> > -int tasdevice_prmg_calibdata_load(void *context, int prm_no);
> 
> --
> With Best Regards,
> Andy Shevchenko
>