Re: [EXTERNAL] RE: [PATCH v8] ALSA: hda/tas2781: Add tas2781 hda SPI driver

["Xu, Baojun" <baojun.xu@ti.com>]

Hi Simon,

Answer in line.

Best Regards
Jim

> From: Simon Trimmer <simont@opensource.cirrus.com>
> Sent: 18 June 2024 19:01
> To: Xu, Baojun
> Cc: robh+dt@kernel.org; andriy.shevchenko@linux.intel.com; lgirdwood@gmail.com; perex@perex.cz; pierre-louis.bossart@linux.intel.com; Lu, Kevin; Ding, Shenghao; Navada Kanyana, Mukund; 13916275206@139.com; Hampiholi, Vallabha; P O, Vijeth; Holalu Yogendra, Niranjan; alsa-devel@alsa-project.org; linux-kernel@vger.kernel.org; liam.r.girdwood@intel.com; yung-chuan.liao@linux.intel.com; broonie@kernel.org; soyer@irl.hu; tiwai@suse.de
> Subject: [EXTERNAL] RE: [PATCH v8] ALSA: hda/tas2781: Add tas2781 hda SPI driver
> 
> > From: Baojun Xu <baojun. xu@ ti. com> > Sent: Friday, June 14, 2024 5: 06 AM > +static int tas2781_hda_bind(struct device *dev, struct device *master, > + void *master_data) > +{ > + struct tas2781_hda *tas_hda = dev_get_drvdata(dev);
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> > From: Baojun Xu <baojun.xu@ti.com>
> > Sent: Friday, June 14, 2024 5:06 AM
> > +static int tas2781_hda_bind(struct device *dev, struct device *master,
> > +     void *master_data)
> > +{
> > +     struct tas2781_hda *tas_hda = dev_get_drvdata(dev);
> > +     struct hda_component *comps = master_data;
> > +     struct hda_codec *codec;
> > +     int ret;
> > +
> > +     if (tas_hda->priv->index < 0 ||
> > +         tas_hda->priv->index >= HDA_MAX_COMPONENTS ||
> > +         (!comps))
> > +             return -EINVAL;
> > +
> > +     comps = &comps[tas_hda->priv->index];
> > +     if (comps->dev)
> > +             return -EBUSY;
> > +
> > +     codec = comps->codec;
> > +
> > +     pm_runtime_get_sync(dev);
> > +
> > +     comps->dev = dev;
> > +
> > +     strscpy(comps->name, dev_name(dev), sizeof(comps->name));
> > +
> > +     ret = tascodec_spi_init(tas_hda->priv, codec, THIS_MODULE,
> > +             tasdev_fw_ready);
> > +     if (!ret)
> > +             comps->playback_hook = tas2781_hda_playback_hook;
> > +
> ...
> > +
> > +static void tas2781_hda_unbind(struct device *dev, struct device *master,
> > +     void *master_data)
> > +{
> > +     struct tas2781_hda *tas_hda = dev_get_drvdata(dev);
> > +     struct hda_component *comps = master_data;
> > +
> > +     comps = &comps[tas_hda->priv->index];
> > +
> > +     if (comps->dev == dev) {
> > +             comps->dev = NULL;
> > +             memset(comps->name, 0, sizeof(comps->name));
> > +             comps->playback_hook = NULL;
> > +     }
> > +
> > 
> > I'd been making sure you're on CC but in addition to the other review
> comments I wanted to highlight that this in for-next will affect this patch
> and require similar changes to these in the i2c driver:
> 
> https://urldefense.com/v3/__https://lore.kernel.org/alsa-devel/87le327f29.wl-tiwai@suse.de/T/*Z2e.:..:20__;Iw!!G3vK!UGUoFkYP8jbjNbnvinbssfRhZQq52GEfg1o9tdR07b-XPFU8lyewNDXCoc4suK7HPRXwoK3rIPqJKxXLlFnE$
> 240617154105.108635-3-simont::40opensource.cirrus.com:1sound:pci:hda:tas2781
> _hda_i2c.c
> 

I merge code to master of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.
Till now, seem your patch not applied yet, so I can't pass the compile if I apply your patch.

> -Simon
> 
>