On Wed, Jul 27, 2016 at 03:25:41AM +0000, Kuninori Morimoto wrote: > I think device data of "rtd->dev" is set as "rtd" on soc_post_component_init() > by using dev_set_drvdata(), > and many soc-core functions are based on it (= they are using > dev_get_drvdata())
> But, soc.h has snd_soc_pcm_set_drvdata().
> device data of rtd->dev will be overwrite by this function ?
> But is this OK ? or bug ?
Looks like a bug, I suspect there's some confusion caused by old code
expecting there to be a soc-card device there and getting confused.
> static ssize_t codec_reg_show(xxx)
> {
> struct snd_soc_pcm_runtime *rtd = dev_get_drvdata(dev);
> ...
> }
We can probably kill this file now, everything is on regmap now.
>
> static ssize_t pmdown_time_show(xxx)
> {
> struct snd_soc_pcm_runtime *rtd = dev_get_drvdata(dev);
> ...
> }
These ones will need a bit more looking at, they probably want to be on
the card using the card device I think.
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