[alsa-devel] [PATCH bisect 1/2] ASoC: fsl_sai: Fix buggy configurations in trigger()
broonie at kernel.org
Tue Apr 1 13:56:59 CEST 2014
On Tue, Apr 01, 2014 at 11:17:06AM +0800, Nicolin Chen wrote:
> The current trigger() has two crucial problems:
> 1) The DMA request enabling operations (FSL_SAI_CSR_FRDE) for Tx and Rx are
> now totally exclusive: It would fail to run simultaneous Tx-Rx cases.
> 2) The TERE disabling operation depends on an incorrect condition -- active
> reference count that only gets increased in snd_pcm_open() and decreased
> in snd_pcm_close(): The TERE would never get cleared.
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