Re: [PATCH 2/3] ASoC: wm8741: Set OSR mode in hw_params()

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Am 06.09.2017 um 10:20 schrieb Charles Keepax:
On Tue, Sep 05, 2017 at 08:36:24PM +0200, Sergej Sawazki wrote:
Am 05.09.2017 um 18:12 schrieb Charles Keepax:
On Mon, Sep 04, 2017 at 09:34:12PM +0200, Sergej Sawazki wrote:

[...]

@@ -243,6 +250,7 @@ static int wm8741_hw_params(struct snd_pcm_substream *substream,
   		params_width(params), params_rate(params));
   	snd_soc_write(codec, WM8741_FORMAT_CONTROL, iface);
+	snd_soc_write(codec, WM8741_MODE_CONTROL_1, mode);

Better to use an update_bits rather than basically open-code it
with read and then this write.


I have used write() and not update_bits() here to be consistent with the way
the WM8741_FORMAT_CONTROL register is written. If we change it to
update_bits(), we should refactor the WM8741_FORMAT_CONTROL write to use
update_bits() too, right?


Yeah that should probably be an update bits too by the looks of
it.

Charles,

I think we should split "adding the OSR mode configuration" and
"refactoring the code to use update_bits()" in at least two commits.

For consistency, I would keep the write() in this patch, and provide
the update_bits() refactoring later. What do you think?

Thanks,
Sergej
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