| /* |
| * sound/soc/amlogic/meson/pcm.h |
| * |
| * Copyright (C) 2017 Amlogic, Inc. All rights reserved. |
| * |
| * 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. |
| * |
| */ |
| |
| #ifndef __AML_PCM_H__ |
| #define __AML_PCM_H__ |
| |
| struct aml_pcm_runtime_data { |
| spinlock_t lock; |
| dma_addr_t buffer_start; |
| unsigned int buffer_size; |
| unsigned int buffer_offset; |
| unsigned int data_size; |
| unsigned int running; |
| unsigned int timer_period; |
| unsigned int period_elapsed; |
| |
| struct timer_list timer; |
| struct snd_pcm_substream *substream; |
| }; |
| |
| #endif |
