88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
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/* arch/arm/mach-msm/include/mach/msm_qdsp6_audio.h
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*
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* Copyright (C) 2009 Google, Inc.
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* Copyright (c) 2009, The Linux Foundation. All rights reserved.
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*
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* Author: Brian Swetland <swetland@google.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef _MACH_MSM_QDSP6_Q6AUDIO_
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#define _MACH_MSM_QDSP6_Q6AUDIO_
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#define AUDIO_FLAG_READ 0
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#define AUDIO_FLAG_WRITE 1
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extern char *audio_data;
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extern int32_t audio_phys;
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extern uint32_t tx_clk_freq;
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struct audio_buffer {
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dma_addr_t phys;
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void *data;
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uint32_t size;
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uint32_t used; /* 1 = CPU is waiting for DSP to consume this buf */
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uint32_t actual_size; /* actual number of bytes read by DSP */
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};
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struct audio_client {
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struct audio_buffer buf[2];
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int cpu_buf; /* next buffer the CPU will touch */
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int dsp_buf; /* next buffer the DSP will touch */
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int running;
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int session;
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wait_queue_head_t wait;
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struct dal_client *client;
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int cb_status;
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uint32_t flags;
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};
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/* Obtain a 16bit signed, interleaved audio channel of the specified
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* rate (Hz) and channels (1 or 2), with two buffers of bufsz bytes.
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*/
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struct audio_client *q6voice_open(void);
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int q6voice_setup(void);
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int q6voice_teardown(void);
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int q6voice_close(struct audio_client *ac);
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struct audio_client *q6audio_open(uint32_t bufsz, uint32_t flags);
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int q6audio_start(struct audio_client *ac, void *rpc, uint32_t len);
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int q6audio_close(struct audio_client *ac);
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int q6audio_read(struct audio_client *ac, struct audio_buffer *ab);
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int q6audio_write(struct audio_client *ac, struct audio_buffer *ab);
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int q6audio_async(struct audio_client *ac);
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int q6audio_do_routing(uint32_t route);
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int q6audio_set_tx_mute(int mute);
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int q6audio_update_acdb(uint32_t id_src, uint32_t id_dst);
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int q6audio_set_rx_volume(int level);
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int q6audio_set_route(const char *name);
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struct q6audio_analog_ops {
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void (*init)(void);
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void (*speaker_enable)(int en);
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void (*headset_enable)(int en);
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void (*receiver_enable)(int en);
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void (*bt_sco_enable)(int en);
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void (*int_mic_enable)(int en);
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void (*ext_mic_enable)(int en);
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};
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void q6audio_register_analog_ops(struct q6audio_analog_ops *ops);
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#endif
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