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From: Mark Brown <broonie@kernel.org>
To: "Mukunda,Vijendar" <vijendar.mukunda@amd.com>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
	alsa-devel@alsa-project.org, Sunil-kumar.Dommati@amd.com,
	Liam Girdwood <lgirdwood@gmail.com>,
	open list <linux-kernel@vger.kernel.org>,
	Takashi Iwai <tiwai@suse.com>,
	Alexander.Deucher@amd.com
Subject: Re: [PATCH 10/12] ASoC: amd: add vangogh pci driver pm ops
Date: Wed, 14 Jul 2021 17:23:39 +0100	[thread overview]
Message-ID: <20210714162339.GD4719@sirena.org.uk> (raw)
In-Reply-To: <38def9e9-5161-9441-c88a-43b21edfec43@amd.com>

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On Tue, Jul 13, 2021 at 12:06:38PM +0530, Mukunda,Vijendar wrote:
> On 7/8/21 5:11 PM, Mukunda,Vijendar wrote:
> > On 7/7/21 10:04 PM, Pierre-Louis Bossart wrote:

> >>> +static const struct dev_pm_ops acp5x_pm = {
> >>> +	.runtime_suspend = snd_acp5x_suspend,
> >>> +	.runtime_resume =  snd_acp5x_resume,
> >>> +	.resume =	snd_acp5x_resume,

> >> use SET_SYSTEM_SLEEP_PM_OPS and SET_RUNTIME_PM_OPS?

> suspend and resume callbacks implementation is same for runtime pm ops
> and system level pm ops in ACP PCI driver i.e in suspend callback acp
> de-init sequence will be invoked and in resume callback acp init
> sequence will be invoked.

> As per our understanding if we safeguard code with CONFIG_PM_SLEEP
> macro, then runtime pm ops won't work.

That's not what Pierre is suggesting though?

> Do we need to duplicate the same code as mentioned below?

> static const struct dev_pm_ops acp5x_pm = {
>         SET_RUNTIME_PM_OPS(snd_acp5x_runtime_suspend,
>                            snd_acp5x_runtime_resume, NULL)
>         SET_SYSTEM_SLEEP_PM_OPS(snd_acp5x_suspend, snd_acp5x_resume)
> };

Using the SET_ macros doesn't require that you duplicate the functions,
it literally just means changing the way the ops are assigned.  

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  reply	other threads:[~2021-07-14 16:24 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20210707055623.27371-1-vijendar.mukunda@amd.com>
2021-07-07  5:56 ` [PATCH 01/12] ASoC: amd: add Vangogh ACP5x IP register header Vijendar Mukunda
2021-07-07  5:56 ` [PATCH 02/12] ASoC: amd: add Vangogh ACP PCI driver Vijendar Mukunda
2021-07-07 16:17   ` Mark Brown
2021-07-08 14:07     ` Mukunda,Vijendar
2021-07-07  5:56 ` [PATCH 03/12] add acp5x init/de-init functions Vijendar Mukunda
2021-07-07 16:15   ` Pierre-Louis Bossart
2021-07-08 13:30     ` Mukunda,Vijendar
2021-07-07  5:56 ` [PATCH 04/12] ASoC: amd: create acp5x platform devices Vijendar Mukunda
2021-07-07 16:22   ` Mark Brown
2021-07-08 15:02     ` Mukunda,Vijendar
2021-07-07  5:56 ` [PATCH 05/12] ASoC: amd: add ACP5x PCM platform driver Vijendar Mukunda
2021-07-07 16:17   ` Pierre-Louis Bossart
2021-07-08 13:31     ` Mukunda,Vijendar
2021-07-07 16:24   ` Mark Brown
2021-07-08 11:57     ` Mukunda,Vijendar
2021-07-07  5:56 ` [PATCH 06/12] ASoC: amd: irq handler changes for ACP5x PCM dma driver Vijendar Mukunda
2021-07-07 16:20   ` Pierre-Louis Bossart
2021-07-08 13:32     ` Mukunda,Vijendar
2021-07-07  5:56 ` [PATCH 07/12] ASoC: amd: add ACP5x pcm dma driver ops Vijendar Mukunda
2021-07-07 16:27   ` Pierre-Louis Bossart
2021-07-08 11:56     ` Mukunda,Vijendar
2021-07-07 16:30   ` Mark Brown
2021-07-08 11:43     ` Mukunda,Vijendar
2021-07-07  5:56 ` [PATCH 08/12] ASoC: amd: add vangogh i2s controller driver Vijendar Mukunda
2021-07-07  5:56 ` [PATCH 09/12] ASoC: amd: add vangogh i2s dai driver ops Vijendar Mukunda
2021-07-07 16:35   ` Mark Brown
2021-07-08 11:30     ` Mukunda,Vijendar
2021-07-07  5:56 ` [PATCH 10/12] ASoC: amd: add vangogh pci driver pm ops Vijendar Mukunda
2021-07-07 16:34   ` Pierre-Louis Bossart
2021-07-08 11:41     ` Mukunda,Vijendar
2021-07-13  6:36       ` Mukunda,Vijendar
2021-07-14 16:23         ` Mark Brown [this message]
2021-07-15 23:49           ` Mukunda,Vijendar
2021-07-07  5:56 ` [PATCH 11/12] ASoc: amd: add vangogh i2s dma " Vijendar Mukunda
2021-07-07  5:56 ` [PATCH 12/12] ASoC: amd: enable vangogh acp5x driver build Vijendar Mukunda
2021-07-07  9:00   ` kernel test robot
2021-07-08 14:08     ` Mukunda,Vijendar

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