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Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults

From Timur Tabi <timur@tabi.org>
Newsgroups linux.kernel
Subject Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults
Date 2016-01-12 02:30 +0100
Message-ID <qPVWy-2fD-13@gated-at.bofh.it> (permalink)
References (3 earlier) <qPLku-3rc-5@gated-at.bofh.it> <qPLuc-3uR-41@gated-at.bofh.it> <qPM6S-3KB-25@gated-at.bofh.it> <qPMTf-4l0-9@gated-at.bofh.it> <qPNmh-4Mf-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Mark Brown wrote:
> regcache handles this fine, it's perfectly happy to just go and allocate
> the cache as registers get used (this is why the code that's doing the
> allocation exists...).  What is causing problems here is that the first
> access to the register is happening in interrupt context so we can't do
> a GFP_KERNEL allocation for it.

Considering how small and not-sparse the SSI register space is, would 
using REGCACHE_FLAT be appropriate?

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Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Fabio Estevam <festevam@gmail.com> - 2016-01-11 13:10 +0100
  Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Fabio Estevam <festevam@gmail.com> - 2016-01-11 13:20 +0100
    Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults "Maciej S. Szmigiero" <mail@maciej.szmigiero.name> - 2016-01-11 15:00 +0100
      Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Fabio Estevam <festevam@gmail.com> - 2016-01-11 15:10 +0100
    Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Mark Brown <broonie@kernel.org> - 2016-01-11 15:10 +0100
      Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults "Maciej S. Szmigiero" <mail@maciej.szmigiero.name> - 2016-01-11 15:20 +0100
        Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Mark Brown <broonie@kernel.org> - 2016-01-11 16:00 +0100
          Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Timur Tabi <timur@tabi.org> - 2016-01-11 16:50 +0100
            Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Mark Brown <broonie@kernel.org> - 2016-01-11 17:20 +0100
              Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Timur Tabi <timur@tabi.org> - 2016-01-12 02:30 +0100
                Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Mark Brown <broonie@kernel.org> - 2016-01-12 02:40 +0100
                Re: [PATCH 3/3] ASoC: fsl_ssi: remove register defaults Timur Tabi <timur@tabi.org> - 2016-01-12 03:00 +0100

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