Unverified Commit ae061d2a authored Apr 19, 2019 by Libin Yang Committed by Mark Brown Apr 19, 2019

ASoC: pcm: save fixed-up hw_params of BE



Some drivers mandate setting up hw params after resuming from system sleep.
Since, the hw_params ioctl is not invoked upon resuming, the fixed-up BE
dai hw params should be saved so the driver can use it in its resume
sequence.

Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent d18360e0

sound/soc/soc-pcm.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -2156,6 +2156,10 @@ int dpcm_be_dai_hw_params(struct snd_soc_pcm_runtime *fe, int stream)
		}
		}

		/* copy the fixed-up hw params for BE dai */
		memcpy(&be->dpcm[stream].hw_params, &dpcm->hw_params,
		sizeof(struct snd_pcm_hw_params));

		/* only allow hw_params() if no connected FEs are running */
		if (!snd_soc_dpcm_can_be_params(fe, be, stream))
		continue;

Admin message