/arch/arm/mach-msm/qdsp6v2/msm_qdsp6_audio.h
https://bitbucket.org/sammyz/iscream_thunderc-2.6.35-rebase · C++ Header · 52 lines · 28 code · 9 blank · 15 comment · 0 complexity · f682d93818684258ed165cd37bc15ca9 MD5 · raw file
- /* arch/arm/mach-msm/include/mach/msm_qdsp6_audio.h
- *
- * Copyright (C) 2009 Google, Inc.
- * Author: Brian Swetland <swetland@google.com>
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * 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 _MACH_MSM_QDSP6_Q6AUDIO_
- #define _MACH_MSM_QDSP6_Q6AUDIO_
- #define AUDIO_FLAG_READ 0
- #define AUDIO_FLAG_WRITE 1
- #define AUDIO_FLAG_INCALL_MIXED 2
- struct audio_buffer {
- dma_addr_t phys;
- void *data;
- uint32_t size;
- uint32_t used; /* 1 = CPU is waiting for DSP to consume this buf */
- uint32_t actual_size; /* actual number of bytes read by DSP */
- };
- struct audio_client {
- struct audio_buffer buf[2];
- int cpu_buf; /* next buffer the CPU will touch */
- int dsp_buf; /* next buffer the DSP will touch */
- int running;
- int session;
- int state;
- wait_queue_head_t wait;
- wait_queue_head_t cmd_wait;
- struct dal_client *client;
- int cb_status;
- uint32_t flags;
- void *apr;
- int ref_count;
- };
- #endif