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>
40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
/*
|
|
* omap-pcm.h
|
|
*
|
|
* Copyright (C) 2008 Nokia Corporation
|
|
*
|
|
* Contact: Jarkko Nikula <jhnikula@gmail.com>
|
|
* Peter Ujfalusi <peter.ujfalusi@nokia.com>
|
|
*
|
|
* 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.
|
|
*
|
|
* 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., 51 Franklin St, Fifth Floor, Boston, MA
|
|
* 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#ifndef __OMAP_PCM_H__
|
|
#define __OMAP_PCM_H__
|
|
|
|
struct omap_pcm_dma_data {
|
|
char *name; /* stream identifier */
|
|
int dma_req; /* DMA request line */
|
|
unsigned long port_addr; /* transmit/receive register */
|
|
void (*set_threshold)(struct snd_pcm_substream *substream);
|
|
int data_type; /* data type 8,16,32 */
|
|
int sync_mode; /* DMA sync mode */
|
|
int packet_size; /* packet size only in PACKET mode */
|
|
};
|
|
|
|
extern struct snd_soc_platform omap_soc_platform;
|
|
|
|
#endif
|