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ASoC: Add support for SPEAr ASoC pcm layer.

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This patch add support for the SPEAr ASoC pcm layer in ASoC
framework. The pcm layer uses common snd_dmaengine framework.

Signed-off-by: Rajeev Kumar <rajeev-dlh.kumar@st.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Rajeev Kumar 2012-06-21 15:54:52 +05:30 • committed by Mark Brown
parent 3a9cf8efd7
commit 241b446f30
2 changed files with 249 additions and 0 deletions
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35
include/sound/spear_dma.h Normal file
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/*
* linux/spear_dma.h
*
* Copyright (ST) 2012 Rajeev Kumar (rajeev-dlh.kumar@st.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef SPEAR_DMA_H
#define SPEAR_DMA_H
#include <linux/dmaengine.h>
struct spear_dma_data {
void *data;
dma_addr_t addr;
u32 max_burst;
enum dma_slave_buswidth addr_width;
bool (*filter)(struct dma_chan *chan, void *slave);
};
#endif /* SPEAR_DMA_H */