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Message-ID: <4005451.bVnTXbg3Co@jernej-laptop>
Date: Wed, 14 Aug 2019 13:31:04 +0200
From: Jernej Škrabec <jernej.skrabec@...il.com>
To: linux-sunxi@...glegroups.com, maxime.ripard@...tlin.com
Cc: codekipper@...il.com, wens@...e.org,
linux-arm-kernel@...ts.infradead.org, lgirdwood@...il.com,
broonie@...nel.org, linux-kernel@...r.kernel.org,
alsa-devel@...a-project.org, be17068@...rbole.bo.it
Subject: Re: [linux-sunxi] Re: [PATCH v5 15/15] ASoC: sun4i-i2s: Adjust regmap settings
Dne sreda, 14. avgust 2019 ob 09:20:07 CEST je Maxime Ripard napisal(a):
> On Wed, Aug 14, 2019 at 08:08:54AM +0200, codekipper@...il.com wrote:
> > From: Marcus Cooper <codekipper@...il.com>
> >
> > Bypass the regmap cache when flushing the i2s FIFOs and modify the tables
> > to reflect this.
> >
> > Signed-off-by: Marcus Cooper <codekipper@...il.com>
>
> This patch looks like it's fixing something while the commit log
> doesn't mention what is being fixed.
Main issue addressed here is that SUN4I_I2S_FIFO_CTRL_REG has two self-clear
registers (SUN4I_I2S_FIFO_CTRL_FLUSH_RX and SUN4I_I2S_FIFO_CTRL_FLUSH_TX) and
thus it should be marked as volatile.
Best regards,
Jernej
>
> Having some context here would be great.
>
> Maxime
>
> --
> Maxime Ripard, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com
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