| /************************************************************************************ |
| * Copyright (C) 2007-2011 |
| * Copyright ? 2007 Marvell International Ltd. |
| * |
| * 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 __API_SPDIF_H__ |
| #define __API_SPDIF_H__ |
| |
| struct spdif_channel_status { |
| unsigned int consumer : 1; |
| unsigned int digital_data : 1; |
| unsigned int copyright : 1; |
| unsigned int nonlinear : 3; |
| unsigned int mode : 2; |
| unsigned int category : 7; |
| unsigned int lbit : 1; |
| unsigned int source_num : 4; |
| unsigned int channel_num : 4; |
| unsigned int sample_rate : 4; |
| unsigned int accuray : 4; |
| unsigned int word_length : 4; |
| unsigned int orig_sample_rate : 4; |
| unsigned int CGMSA : 2; |
| unsigned int reseverd_bits: 22; |
| unsigned int reseverd[4]; |
| }; |
| |
| #define SPDIF_BLOCK_SIZE 192 |
| |
| unsigned int spdif_init_channel_status(struct spdif_channel_status *chnsts, unsigned int sample_rate); |
| |
| unsigned char spdif_get_channel_status(unsigned char *chnsts, unsigned int spdif_frames); |
| |
| #endif |
