Hi Andy Thanks for your comments, answer in line: > From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> > Sent: 02 May 2024 18:22 > To: Xu, Baojun > Cc: tiwai@xxxxxxx; robh+dt@xxxxxxxxxx; lgirdwood@xxxxxxxxx; perex@xxxxxxxx; pierre-louis.bossart@xxxxxxxxxxxxxxx; Lu, Kevin; Ding, Shenghao; Navada Kanyana, Mukund; 13916275206@xxxxxxx; P O, Vijeth; Holalu Yogendra, Niranjan; alsa-devel@xxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; liam.r.girdwood@xxxxxxxxx; yung-chuan.liao@xxxxxxxxxxxxxxx; broonie@xxxxxxxxxx; soyer@xxxxxx > Subject: Re: [EXTERNAL] Re: [PATCH v3 1/3] ALSA: hda/tas2781: Modification for add tas2781 driver for SPI > > On Thu, Apr 25, 2024 at 07: 54: 41AM +0000, Xu, Baojun wrote: > > From: Andy Shevchenko <andriy. shevchenko@ linux. intel. com> > > Sent: 18 April 2024 19: 56 > > On Thu, Apr 18, 2024 at 12: 02: 37PM +0800, Baojun Xu wrote: > ZjQcmQRYFpfptBannerStart > This message was sent from outside of Texas Instruments. > Do not click links or open attachments unless you recognize the source of this email and know the content is safe. If you wish to report this message to IT Security, please forward the message as an attachment to phishing@xxxxxxxxxxx > > ZjQcmQRYFpfptBannerEnd > > On Thu, Apr 25, 2024 at 07:54:41AM +0000, Xu, Baojun wrote: > > > From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> > > > Sent: 18 April 2024 19:56 > > > On Thu, Apr 18, 2024 at 12: 02: 37PM +0800, Baojun Xu wrote: > > > On Thu, Apr 18, 2024 at 12:02:37PM +0800, Baojun Xu wrote: > > ... > > > > > sound/pci/hda/Kconfig | 15 +++++++++++++++ > > > > sound/pci/hda/Makefile | 2 ++ > > > > > Is this correct? You are adding a dead "code", isn't it? > > > > What's mean "dead code"? After add CONFIG_SND_HDA_SCODEC_TAS2781_SPI=m > > in my config file, the whole patch code has worked. > > Is that file already in the repository? > If not, I don't see it in this patch either --> dead code. When I integrated CONFIG_SND_HDA_SCODEC_TAS2781_SPI and compiled the whole kernel, it used to popup the following message for TAS2781 SPI module in first compile: Build TAS2781 HD-audio side codec support for SPI Bus (SND_HDA_SCODEC_TAS2781_SPI) [N/m/?] (NEW) Normally, selected m. And TAS2781 SPI module would be compiled. > > -- > With Best Regards, > Andy Shevchenko > >