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From: Jarkko Nikula <jarkko.nikula@bitmer.com>
To: "J.D. Schroeder" <Linux.HWI@garmin.com>
Cc: alsa-devel@alsa-project.org,
	"J.D. Schroeder" <jay.schroeder@garmin.com>,
	lgirdwood@gmail.com, linux-kernel@vger.kernel.org,
	tiwai@suse.com, peter.ujfalusi@ti.com,
	Jim Lodes <jim.lodes@garmin.com>,
	broonie@kernel.org, linux-omap@vger.kernel.org
Subject: Re: [PATCH] ASoC: omap-pcm: Initialize DMA configuration
Date: Tue, 26 Apr 2016 16:01:56 +0300	[thread overview]
Message-ID: <20160426130156.GA15388@bitmer.com> (raw)
In-Reply-To: <1461600607-19582-1-git-send-email-Linux.HWI@garmin.com>

On Mon, Apr 25, 2016 at 11:10:07AM -0500, J.D. Schroeder wrote:
> From: Jim Lodes <jim.lodes@garmin.com>
> 
> Initialize the dma_slave_config for PCM DMA transfers,
> instead of leaving it uninitialized. Keeps previous data on
> the stack from giving us invalid values in uninitialized
> members of the config structure.
> 
> Signed-off-by: Jim Lodes <jim.lodes@garmin.com>
> Signed-off-by: J.D. Schroeder <jay.schroeder@garmin.com>
> ---
>  sound/soc/omap/omap-pcm.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
> index 99381a2..a84f677 100644
> --- a/sound/soc/omap/omap-pcm.c
> +++ b/sound/soc/omap/omap-pcm.c
> @@ -82,6 +82,8 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
>  	struct dma_chan *chan;
>  	int err = 0;
>  
> +	memset(&config, 0x00, sizeof(config));

Based on a894bd7fb539 ("ASoC: generic-dmaengine-pcm: Clear slave_config
memory")

Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Reviewed-by: Jarkko Nikula <jarkko.nikula@bitmer.com>

WARNING: multiple messages have this Message-ID (diff)
From: Jarkko Nikula <jarkko.nikula@bitmer.com>
To: "J.D. Schroeder" <Linux.HWI@garmin.com>
Cc: linux-kernel@vger.kernel.org, peter.ujfalusi@ti.com,
	lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz,
	tiwai@suse.com, alsa-devel@alsa-project.org,
	linux-omap@vger.kernel.org, Jim Lodes <jim.lodes@garmin.com>,
	"J.D. Schroeder" <jay.schroeder@garmin.com>
Subject: Re: [PATCH] ASoC: omap-pcm: Initialize DMA configuration
Date: Tue, 26 Apr 2016 16:01:56 +0300	[thread overview]
Message-ID: <20160426130156.GA15388@bitmer.com> (raw)
In-Reply-To: <1461600607-19582-1-git-send-email-Linux.HWI@garmin.com>

On Mon, Apr 25, 2016 at 11:10:07AM -0500, J.D. Schroeder wrote:
> From: Jim Lodes <jim.lodes@garmin.com>
> 
> Initialize the dma_slave_config for PCM DMA transfers,
> instead of leaving it uninitialized. Keeps previous data on
> the stack from giving us invalid values in uninitialized
> members of the config structure.
> 
> Signed-off-by: Jim Lodes <jim.lodes@garmin.com>
> Signed-off-by: J.D. Schroeder <jay.schroeder@garmin.com>
> ---
>  sound/soc/omap/omap-pcm.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
> index 99381a2..a84f677 100644
> --- a/sound/soc/omap/omap-pcm.c
> +++ b/sound/soc/omap/omap-pcm.c
> @@ -82,6 +82,8 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
>  	struct dma_chan *chan;
>  	int err = 0;
>  
> +	memset(&config, 0x00, sizeof(config));

Based on a894bd7fb539 ("ASoC: generic-dmaengine-pcm: Clear slave_config
memory")

Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Reviewed-by: Jarkko Nikula <jarkko.nikula@bitmer.com>

  reply	other threads:[~2016-04-26 13:03 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-25 16:10 [PATCH] ASoC: omap-pcm: Initialize DMA configuration J.D. Schroeder
2016-04-25 16:10 ` J.D. Schroeder
2016-04-26 13:01 ` Jarkko Nikula [this message]
2016-04-26 13:01   ` Jarkko Nikula
2016-04-26 18:24 ` Applied "ASoC: omap-pcm: Initialize DMA configuration" to the asoc tree Mark Brown

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