On Thu, Feb 18, 2021 at 03:57:11PM +0800, Shengjiu Wang wrote:
> Can I add a flag:
> "rpmsg->mclk_streams & BIT(substream->stream)"
> for avoiding multiple calls of hw_params function before enabling
> clock?
Yes, if you do local refcounting that'd avoid the issue.
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On Wed, Feb 10, 2021 at 11:39 PM Mark Brown wrote:
>
> On Wed, Feb 10, 2021 at 02:35:29PM +0800, Shengjiu Wang wrote:
> > On Wed, Feb 10, 2021 at 6:30 AM Mark Brown wrote:
>
> > > Like I say I'd actually recommend moving this control to DAPM.
>
> > I may understand your point, you suggest to use
On Wed, Feb 10, 2021 at 02:35:29PM +0800, Shengjiu Wang wrote:
> On Wed, Feb 10, 2021 at 6:30 AM Mark Brown wrote:
> > Like I say I'd actually recommend moving this control to DAPM.
> I may understand your point, you suggest to use the .set_bias_level
> interface. But in my case I need to
On Wed, Feb 10, 2021 at 6:30 AM Mark Brown wrote:
>
> On Tue, Feb 09, 2021 at 05:16:16PM +0800, Shengjiu Wang wrote:
> > On Mon, Feb 8, 2021 at 7:53 PM Mark Brown wrote:
>
> > > hw_params() can be called multiple times and there's no need for it to
> > > be balanced with hw_free(), I'd move this
On Tue, Feb 09, 2021 at 05:16:16PM +0800, Shengjiu Wang wrote:
> On Mon, Feb 8, 2021 at 7:53 PM Mark Brown wrote:
> > hw_params() can be called multiple times and there's no need for it to
> > be balanced with hw_free(), I'd move this to a different callback (DAPM
> > should work well).
> Which
On Mon, Feb 8, 2021 at 7:53 PM Mark Brown wrote:
>
> On Sun, Feb 07, 2021 at 06:23:50PM +0800, Shengjiu Wang wrote:
>
> > +static int fsl_rpmsg_hw_params(struct snd_pcm_substream *substream,
> > +struct snd_pcm_hw_params *params,
> > +struct
On Sun, Feb 07, 2021 at 06:23:50PM +0800, Shengjiu Wang wrote:
> +static int fsl_rpmsg_hw_params(struct snd_pcm_substream *substream,
> +struct snd_pcm_hw_params *params,
> +struct snd_soc_dai *dai)
> +{
...
> + ret =
This is a cpu dai driver for rpmsg audio use case,
which is mainly used for getting the user's configuration
from devicetree and configure the clocks which is used by
Cortex-M core.
Signed-off-by: Shengjiu Wang
---
sound/soc/fsl/Kconfig | 7 ++
sound/soc/fsl/Makefile| 2 +
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