From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
To: Takashi Iwai <tiwai@suse.de>, Sameer Pujar <spujar@nvidia.com>
Cc: alsa-devel@alsa-project.org,
Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>,
Takashi Iwai <tiwai@suse.com>,
Liam Girdwood <lgirdwood@gmail.com>,
open list <linux-kernel@vger.kernel.org>,
vkoul@kernel.org, broonie@kernel.org,
Gyeongtaek Lee <gt82.lee@samsung.com>,
Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Subject: Re: [RFC PATCH v3 05/13] ASoC: soc-pcm: align BE 'atomicity' with that of the FE
Date: Fri, 15 Oct 2021 07:04:40 -0500 [thread overview]
Message-ID: <368f7507-cfb9-b64a-d3e4-558307c5e078@linux.intel.com> (raw)
In-Reply-To: <e2a79095-b8ce-9dd4-3e6d-00f8dda99f30@linux.intel.com>
On 10/15/21 6:22 AM, Pierre-Louis Bossart wrote:
> If this patch causes issues outside of the trigger phase, then maybe we
> could just change the BE nonatomic flag temporarily and restore it after
> taking the lock, but IMHO something else is broken in other drivers.
Now that I think of it, this wouldn't work, the type of locks for the
BEs has to be set before the trigger: the DPCM flow is that we start
from the FEs and find which BEs need to be triggered. That would prevent
us from modifying a global BE property - each FE is independent.
next prev parent reply other threads:[~2021-10-15 12:04 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20211013143050.244444-1-pierre-louis.bossart@linux.intel.com>
2021-10-13 14:30 ` [RFC PATCH v3 01/13] ASoC: soc-pcm: remove snd_soc_dpcm_fe_can_update() Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 02/13] ASoC: soc-pcm: don't export local functions, use static Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 03/13] ASoC: soc-pcm: use proper indentation on 'continue' Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 04/13] ASoC: soc-pcm: introduce snd_soc_dpcm_fe_lock_irq/unlock_irq() Pierre-Louis Bossart
2021-10-15 6:24 ` Sameer Pujar
2021-10-15 12:24 ` Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 05/13] ASoC: soc-pcm: align BE 'atomicity' with that of the FE Pierre-Louis Bossart
2021-10-15 6:24 ` Sameer Pujar
2021-10-15 7:39 ` Takashi Iwai
2021-10-15 11:22 ` Pierre-Louis Bossart
2021-10-15 12:04 ` Pierre-Louis Bossart [this message]
2021-10-15 15:38 ` Takashi Iwai
2021-10-15 16:22 ` Pierre-Louis Bossart
2021-10-15 16:56 ` Takashi Iwai
2021-10-15 17:08 ` Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 06/13] ASoC: soc-pcm: remove dpcm spin_lock, use PCM stream lock Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 07/13] ASoC: soc-pcm: protect for_each_dpcm_be() loops Pierre-Louis Bossart
2021-10-15 6:24 ` Sameer Pujar
2021-10-15 11:02 ` Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 08/13] ASoC: soc-compress: " Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 09/13] ASoC: sh: rcar: " Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 10/13] ASoC: fsl: asrc_dma: " Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 11/13] ASoC: soc-pcm: serialize BE triggers Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 12/13] ASoC: soc-pcm: test refcount before triggering Pierre-Louis Bossart
2021-10-13 14:30 ` [RFC PATCH v3 13/13] ASoC: soc-pcm: fix BE handling of PAUSE_RELEASE Pierre-Louis Bossart
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