linux-kernel - Re: [RFC PATCH 20/40] soundwire: prototypes for suspend/resume

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Date:   Fri, 2 Aug 2019 22:33:17 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Cc:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        tiwai@...e.de, broonie@...nel.org, gregkh@...uxfoundation.org,
        jank@...ence.com, srinivas.kandagatla@...aro.org,
        slawomir.blauciak@...el.com, Sanyog Kale <sanyog.r.kale@...el.com>
Subject: Re: [RFC PATCH 20/40] soundwire: prototypes for suspend/resume

On 25-07-19, 18:40, Pierre-Louis Bossart wrote:

Please do provide the changelog on why this change is needed.

> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
> ---
>  drivers/soundwire/cadence_master.h | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/soundwire/cadence_master.h b/drivers/soundwire/cadence_master.h
> index c0bf6ff00a44..d375bbfead18 100644
> --- a/drivers/soundwire/cadence_master.h
> +++ b/drivers/soundwire/cadence_master.h
> @@ -165,6 +165,9 @@ int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns);
>  
>  void sdw_cdns_debugfs_init(struct sdw_cdns *cdns, struct dentry *root);
>  
> +int sdw_cdns_suspend(struct sdw_cdns *cdns);
> +bool sdw_cdns_check_resume_status(struct sdw_cdns *cdns);
> +
>  int sdw_cdns_get_stream(struct sdw_cdns *cdns,
>  			struct sdw_cdns_streams *stream,
>  			u32 ch, u32 dir);
> -- 
> 2.20.1

-- 
~Vinod