28 lines
1,014 B
C
28 lines
1,014 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* mtk-scp-audio-mem-control.h -- Mediatek scp audio dmemory control
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*
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* Copyright (c) 2018 MediaTek Inc.
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* Author: Zhixiong <Zhixiong.Wang@mediatek.com>
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*/
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#ifndef MTK_SCP_AUDIO_MEM_CONTROL_H
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#define MTK_SCP_AUDIO_MEM_CONTROL_H
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#include "mtk-scp-audio-base.h"
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#define SCP_AUD_A2D_D2A_MEM_SIZE 0x1000
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int mtk_scp_audio_init_mem(void);
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int mtk_scp_get_memif_buf_size(void);
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bool is_scp_genpool_addr_valid(struct snd_pcm_substream *substream);
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int mtk_scp_allocate_mem(struct snd_pcm_substream *substream,
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unsigned int size);
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int mtk_scp_free_mem(struct snd_pcm_substream *substream);
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int scp_audio_dram_request(struct device *dev);
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int scp_audio_dram_release(struct device *dev);
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int scp_audio_allocate_sharemem_ring(struct scp_aud_task_base *taskbase,
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unsigned int size,
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struct gen_pool *genpool);
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int scp_audio_free_sharemem_ring(struct scp_aud_task_base *taskbase,
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struct gen_pool *genpool);
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#endif /* end of MTK_DSP_MEM_CONTROL_H */
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