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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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df504eda6a
Replace GPL v2.0 license statements with SPDX license identifier. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mark Brown <broonie@kernel.org>
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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//
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// dmaengine.c - Samsung dmaengine wrapper
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//
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// Author: Mark Brown <broonie@linaro.org>
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// Copyright 2013 Linaro
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#include <linux/module.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/dmaengine_pcm.h>
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#include <sound/soc.h>
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#include "dma.h"
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int samsung_asoc_dma_platform_register(struct device *dev, dma_filter_fn filter,
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const char *tx, const char *rx,
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struct device *dma_dev)
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{
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struct snd_dmaengine_pcm_config *pcm_conf;
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pcm_conf = devm_kzalloc(dev, sizeof(*pcm_conf), GFP_KERNEL);
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if (!pcm_conf)
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return -ENOMEM;
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pcm_conf->prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config;
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pcm_conf->compat_filter_fn = filter;
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pcm_conf->dma_dev = dma_dev;
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pcm_conf->chan_names[SNDRV_PCM_STREAM_PLAYBACK] = tx;
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pcm_conf->chan_names[SNDRV_PCM_STREAM_CAPTURE] = rx;
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return devm_snd_dmaengine_pcm_register(dev, pcm_conf,
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SND_DMAENGINE_PCM_FLAG_COMPAT);
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}
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EXPORT_SYMBOL_GPL(samsung_asoc_dma_platform_register);
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MODULE_AUTHOR("Mark Brown <broonie@linaro.org>");
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MODULE_DESCRIPTION("Samsung dmaengine ASoC driver");
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MODULE_LICENSE("GPL");
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