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e17dd32f34
Allow client drivers to set the data_type (16, 32) and the sync_mode (element, packet, etc) of the audio dma transferences. McBSP dai driver configures it for a data type of 16 bits and element sync mode. Signed-off-by: Misael Lopez Cruz <x0052729@ti.com> Signed-off-by: Jorge Eduardo Candelaria <jorge.candelaria@ti.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/*
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* omap-pcm.h
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*
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* Copyright (C) 2008 Nokia Corporation
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*
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* Contact: Jarkko Nikula <jhnikula@gmail.com>
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* Peter Ujfalusi <peter.ujfalusi@nokia.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef __OMAP_PCM_H__
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#define __OMAP_PCM_H__
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struct omap_pcm_dma_data {
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char *name; /* stream identifier */
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int dma_req; /* DMA request line */
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unsigned long port_addr; /* transmit/receive register */
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void (*set_threshold)(struct snd_pcm_substream *substream);
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int data_type; /* data type 8,16,32 */
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int sync_mode; /* DMA sync mode */
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int packet_size; /* packet size only in PACKET mode */
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};
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extern struct snd_soc_platform omap_soc_platform;
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#endif
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