diff options
Diffstat (limited to 'sound/soc/davinci/edma-pcm.c')
-rw-r--r-- | sound/soc/davinci/edma-pcm.c | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/sound/soc/davinci/edma-pcm.c b/sound/soc/davinci/edma-pcm.c deleted file mode 100644 index 59e588abe54b..000000000000 --- a/sound/soc/davinci/edma-pcm.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * edma-pcm.c - eDMA PCM driver using dmaengine for AM3xxx, AM4xxx - * - * Copyright (C) 2014 Texas Instruments, Inc. - * - * Author: Peter Ujfalusi <peter.ujfalusi@ti.com> - * - * Based on: sound/soc/tegra/tegra_pcm.c - * - * 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 <linux/module.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <sound/dmaengine_pcm.h> -#include <linux/edma.h> - -#include "edma-pcm.h" - -static const struct snd_pcm_hardware edma_pcm_hardware = { - .info = SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_NO_PERIOD_WAKEUP | - SNDRV_PCM_INFO_INTERLEAVED, - .buffer_bytes_max = 128 * 1024, - .period_bytes_min = 32, - .period_bytes_max = 64 * 1024, - .periods_min = 2, - .periods_max = 19, /* Limit by edma dmaengine driver */ -}; - -static const struct snd_dmaengine_pcm_config edma_dmaengine_pcm_config = { - .pcm_hardware = &edma_pcm_hardware, - .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config, - .compat_filter_fn = edma_filter_fn, - .prealloc_buffer_size = 128 * 1024, -}; - -int edma_pcm_platform_register(struct device *dev) -{ - return devm_snd_dmaengine_pcm_register(dev, &edma_dmaengine_pcm_config, - SND_DMAENGINE_PCM_FLAG_COMPAT); -} -EXPORT_SYMBOL_GPL(edma_pcm_platform_register); - -MODULE_AUTHOR("Peter Ujfalusi <peter.ujfalusi@ti.com>"); -MODULE_DESCRIPTION("eDMA PCM ASoC platform driver"); -MODULE_LICENSE("GPL"); |