/* * dmaengine.c - Samsung dmaengine wrapper * * Author: Mark Brown * Copyright 2013 Linaro * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * */ #include #include #include #include #include #include #include "dma.h" int samsung_asoc_dma_platform_register(struct device *dev, dma_filter_fn filter, const char *tx, const char *rx) { unsigned int flags = SND_DMAENGINE_PCM_FLAG_COMPAT; struct snd_dmaengine_pcm_config *pcm_conf; pcm_conf = devm_kzalloc(dev, sizeof(*pcm_conf), GFP_KERNEL); if (!pcm_conf) return -ENOMEM; pcm_conf->prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config; pcm_conf->compat_filter_fn = filter; pcm_conf->chan_names[SNDRV_PCM_STREAM_PLAYBACK] = tx; pcm_conf->chan_names[SNDRV_PCM_STREAM_CAPTURE] = rx; return devm_snd_dmaengine_pcm_register(dev, pcm_conf, flags); } EXPORT_SYMBOL_GPL(samsung_asoc_dma_platform_register); MODULE_AUTHOR("Mark Brown "); MODULE_DESCRIPTION("Samsung dmaengine ASoC driver"); MODULE_LICENSE("GPL"); /cgit.cgi/linux/net-next.git/?h=nds-private-remove'>summaryrefslogtreecommitdiff
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