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Commit 5fa70f71 authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Mark Brown
Browse files

ASoC: dmaengine_pcm: Setup device_fc in snd_hwparams_to_dma_slave_config 



Usually device_fc should be set to false for audio DMAs. Initialize it in a
common place so drivers don't have to do this manually.

Signed-off-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Tested-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent b1bd7f62

sound/soc/atmel/atmel-pcm-dma.c

+0 −2
Original line number Diff line number Diff line
@@ -129,8 +129,6 @@ static int atmel_pcm_configure_dma(struct snd_pcm_substream *substream, 
		slave_config.src_maxburst = 1;

	}



	slave_config.device_fc = false;



	dma_chan = snd_dmaengine_pcm_get_chan(substream);

	if (dmaengine_slave_config(dma_chan, &slave_config)) {

		pr_err("atmel-pcm: failed to configure dma channel\n");

sound/soc/fsl/imx-pcm-dma.c

+0 −2
Original line number Diff line number Diff line
@@ -57,8 +57,6 @@ static int snd_imx_pcm_hw_params(struct snd_pcm_substream *substream, 
	if (ret)

		return ret;



	slave_config.device_fc = false;



	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {

		slave_config.dst_addr = dma_params->dma_addr;

		slave_config.dst_maxburst = dma_params->burstsize;

sound/soc/soc-dmaengine-pcm.c

+2 −0
Original line number Diff line number Diff line
@@ -89,6 +89,8 @@ int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream *substream, 
		slave_config->src_addr_width = buswidth;

	}



	slave_config->device_fc = false;



	return 0;

}

EXPORT_SYMBOL_GPL(snd_hwparams_to_dma_slave_config);