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From: Takashi Iwai <tiwai@suse.de>
To: Mark Brown <broonie@kernel.org>
Cc: Jeff Chang <richtek.jeff.chang@gmail.com>,
	lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com,
	matthias.bgg@gmail.com, alsa-devel@alsa-project.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, jeff_chang@richtek.com
Subject: Re: [PATCH v6] ASoC: Add MediaTek MT6660 Speaker Amp Driver
Date: Tue, 14 Jan 2020 14:27:18 +0100	[thread overview]
Message-ID: <s5hh80ycgnd.wl-tiwai@suse.de> (raw)
In-Reply-To: <20200114124744.GT3897@sirena.org.uk>

On Tue, 14 Jan 2020 13:47:44 +0100,
Mark Brown wrote:
> 
> On Tue, Jan 14, 2020 at 08:44:22AM +0100, Takashi Iwai wrote:
> > Jeff Chang wrote:
> 
> > > +	if (ret < 0)
> > > +		return ret;
> > > +	reg_data = (u8)ret;
> > > +	if (on_off)
> > > +		reg_data &= (~0x01);
> > > +	else
> > > +		reg_data |= 0x01;
> > > +	return regmap_write(chip->regmap, MT6660_REG_SYSTEM_CTRL, reg_data);
> 
> > Hm, this looks like an open-code of forced update bits via regmap.
> > But interestingly there is no corresponding standard helper for that.
> > Essentially it should be regmap_update_bits_base() with force=1.
> 
> > Mark?
> 
> regmap_write_bits().

Oh that obvious one, thanks :)


Takashi

      reply	other threads:[~2020-01-14 13:27 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-14  2:22 [PATCH v6] ASoC: Add MediaTek MT6660 Speaker Amp Driver Jeff Chang
2020-01-14  7:44 ` Takashi Iwai
2020-01-14  9:48   ` jeff_chang(張世佳)
2020-01-14 10:12     ` Takashi Iwai
2020-01-14 14:49       ` Mark Brown
2020-01-14 12:47   ` Mark Brown
2020-01-14 13:27     ` Takashi Iwai [this message]

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