linux-kernel - RE: [PATCH 0/4] ASoC/soundwire: log actual PING status on resume issues

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Message-ID: <DM6PR11MB40745C1283CFCC3F5D41FAC9FF6A9@DM6PR11MB4074.namprd11.prod.outlook.com>
Date:   Wed, 17 Aug 2022 06:48:56 +0000
From:   "Liao, Bard" <bard.liao@...el.com>
To:     Vinod Koul <vkoul@...nel.org>,
        Bard Liao <yung-chuan.liao@...ux.intel.com>
CC:     "alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "tiwai@...e.de" <tiwai@...e.de>,
        "broonie@...nel.org" <broonie@...nel.org>,
        "pierre-louis.bossart@...ux.intel.com" 
        <pierre-louis.bossart@...ux.intel.com>
Subject: RE: [PATCH 0/4] ASoC/soundwire: log actual PING status on resume
 issues



> -----Original Message-----
> From: Vinod Koul <vkoul@...nel.org>
> Sent: Monday, July 18, 2022 1:45 PM
> To: Bard Liao <yung-chuan.liao@...ux.intel.com>
> Cc: alsa-devel@...a-project.org; linux-kernel@...r.kernel.org;
> tiwai@...e.de; broonie@...nel.org; pierre-louis.bossart@...ux.intel.com;
> Liao, Bard <bard.liao@...el.com>
> Subject: Re: [PATCH 0/4] ASoC/soundwire: log actual PING status on resume
> issues
> 
> On 14-07-22, 09:10, Bard Liao wrote:
> > we've been stuck with problems in the dual-amplifier configurations where
> > one of the two devices seems to become UNATTACHED and never regains
> sync,
> > see https://github.com/thesofproject/linux/issues/3638.
> >
> > This is a rather infrequent issue that may happen once or twice per month,
> > but still it remains a concern.
> >
> > One possibility is that the device does lose sync but somehow our
> hardware
> > detection fails to see it resync.
> >
> > This series just adds a basic read directly from the PING frames to help
> > confirm if yes/no the device regain sync.
> >
> > The change is mainly on soundwire. @Mark, Could you ack the ASoC patch
> > if it looks good to you?
> 
> Mark,
> 
> The series lgtm, feel free to merge thru ASoC tree with:
> 
> Acked-By: Vinod Koul <vkoul@...nel.org>

Hi Mark/Vinod,

Both of you are acked.
Can this series be merged now?

Thanks.

> 
> >
> > Pierre-Louis Bossart (4):
> >   soundwire: add read_ping_status helper definition in manager ops
> >   soundwire: intel/cadence: expose PING status in manager ops
> >   soundwire: add sdw_show_ping_status() helper
> >   ASoC: codecs: show PING status on resume failures
> >
> >  drivers/soundwire/bus.c            | 32 ++++++++++++++++++++++++++++++
> >  drivers/soundwire/cadence_master.c |  8 ++++++++
> >  drivers/soundwire/cadence_master.h |  2 ++
> >  drivers/soundwire/intel.c          |  1 +
> >  include/linux/soundwire/sdw.h      |  5 +++++
> >  sound/soc/codecs/max98373-sdw.c    |  2 ++
> >  sound/soc/codecs/rt1308-sdw.c      |  2 ++
> >  sound/soc/codecs/rt1316-sdw.c      |  2 ++
> >  sound/soc/codecs/rt5682-sdw.c      |  2 ++
> >  sound/soc/codecs/rt700-sdw.c       |  2 ++
> >  sound/soc/codecs/rt711-sdca-sdw.c  |  2 ++
> >  sound/soc/codecs/rt715-sdca-sdw.c  |  2 ++
> >  sound/soc/codecs/rt715-sdw.c       |  2 ++
> >  13 files changed, 64 insertions(+)
> >
> > --
> > 2.25.1
> 
> --
> ~Vinod