linux-kernel - Re: [RFC] ASoC: codecs: msm8916-wcd-analog: use btn0 released detection

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 19 Sep 2017 13:11:47 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     Damien Riegel <damien.riegel@...oirfairelinux.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Subject: Re: [RFC] ASoC: codecs: msm8916-wcd-analog: use btn0 released
 detection

On Mon, Sep 18, 2017 at 10:08:04AM +0100, Srinivas Kandagatla wrote:
> On 13/09/17 21:43, Damien Riegel wrote:
> > msm8916-wcd-analog uses button0 to differentiate between headphone and
> > headset. Under some circumstances, button pressed and released
> > interrupts are not fired as the driver expects it.

> This is what we need to understand to find a right solution,
> I would like to understand on what is the difference in the hw layout.

These sorts of problems can also occur because of differences in test
process - pressure at different angles, different speeds of insertion
and a million other things.

Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)