From: Mark Brown <broonie@kernel.org>
To: Richard Fitzgerald <rf@opensource.cirrus.com>
Cc: alsa-devel@alsa-project.org, patches@opensource.cirrus.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 04/12] ASoC: cs42l42: Don't reconfigure the PLL while it is running
Date: Tue, 10 Aug 2021 16:49:59 +0100 [thread overview]
Message-ID: <20210810154959.GD4704@sirena.org.uk> (raw)
In-Reply-To: <20210810153759.24333-5-rf@opensource.cirrus.com>
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On Tue, Aug 10, 2021 at 04:37:51PM +0100, Richard Fitzgerald wrote:
> cs42l42_pcm_hw_params() must only configure the PLL if this is the first
> stream to become active, otherwise it will be overwriting the registers
> while the PLL is running.
Shouldn't the PLL code be noticing problematic attempts to reconfigure
the PLL while it's active rather than the individual callers?
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next prev parent reply other threads:[~2021-08-10 15:50 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-10 15:37 [PATCH 00/12] ASoC: cs42l42: Series of bugfixes and improvements Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 01/12] ASoC: cs42l42: Use PLL for SCLK > 12.188MHz Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 02/12] ASoC: cs42l42: Don't claim to support 192k Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 03/12] ASoC: cs42l42: Always configure both ASP TX channels Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 04/12] ASoC: cs42l42: Don't reconfigure the PLL while it is running Richard Fitzgerald
2021-08-10 15:49 ` Mark Brown [this message]
2021-08-10 16:27 ` Richard Fitzgerald
2021-08-11 11:56 ` Mark Brown
2021-08-11 12:21 ` Richard Fitzgerald
2021-08-11 14:41 ` Mark Brown
2021-08-11 10:56 ` Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 05/12] ASoC: cs42l42: Set correct SRC MCLK Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 06/12] ASoC: cs42l42: Mark OSC_SWITCH_STATUS register volatile Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 07/12] ASoC: cs42l42: Allow time for HP/ADC to power-up after enable Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 08/12] ASoC: cs42l42: Prevent NULL pointer deref in interrupt handler Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 09/12] ASoC: cs42l42: Remove runtime_suspend/runtime_resume callbacks Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 10/12] ASoC: cs42l42: Remove redundant pll_divout member Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 11/12] ASoC: cs42l42: Add HP Volume Scale control Richard Fitzgerald
2021-08-10 15:37 ` [PATCH 12/12] ASoC: cs42l42: Add control for audio slow-start switch Richard Fitzgerald
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