From: liam.r.girdwood@linux.intel.com (Liam Girdwood)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH] ASoC: dpcm: Apply symmetry for DPCM
Date: Fri, 11 Dec 2015 19:09:26 +0000 [thread overview]
Message-ID: <1449860966.2499.17.camel@loki> (raw)
In-Reply-To: <1449804831-58929-1-git-send-email-koro.chen@mediatek.com>
On Fri, 2015-12-11 at 11:33 +0800, Koro Chen wrote:
> From: PC Liao <pc.liao@mediatek.com>
>
> DPCM does not fully support symmetry attributes. soc_pcm_apply_symmetry()
> is skipped in soc_pcm_open() for DPCM, without being applied elsewhere.
> So HW parameters cannot be correctly limited, and user space can do
> playback/capture at different rates while HW actually does not support it.
> soc_pcm_params_symmetry() will return error and the second stream stops.
>
> This patch adds soc_pcm_apply_symmetry() for FE, BE, and codec DAIs
> in DPCM path that was skipped in soc_pcm_open().
>
> Signed-off-by: PC Liao <pc.liao@mediatek.com>
> Signed-off-by: Koro Chen <koro.chen@mediatek.com>
Acked-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
prev parent reply other threads:[~2015-12-11 19:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-11 3:33 [RFC PATCH] ASoC: dpcm: Apply symmetry for DPCM Koro Chen
2015-12-11 19:09 ` Liam Girdwood [this message]
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