linux-zen-server/include/linux/soc/mediatek/mtk-mutex.h

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2023-08-30 17:53:23 +02:00
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2015 MediaTek Inc.
*/
#ifndef MTK_MUTEX_H
#define MTK_MUTEX_H
struct regmap;
struct device;
struct mtk_mutex;
enum mtk_mutex_mod_index {
/* MDP table index */
MUTEX_MOD_IDX_MDP_RDMA0,
MUTEX_MOD_IDX_MDP_RSZ0,
MUTEX_MOD_IDX_MDP_RSZ1,
MUTEX_MOD_IDX_MDP_TDSHP0,
MUTEX_MOD_IDX_MDP_WROT0,
MUTEX_MOD_IDX_MDP_WDMA,
MUTEX_MOD_IDX_MDP_AAL0,
MUTEX_MOD_IDX_MDP_CCORR0,
MUTEX_MOD_IDX_MDP_HDR0,
MUTEX_MOD_IDX_MDP_COLOR0,
MUTEX_MOD_IDX_MAX /* ALWAYS keep at the end */
};
enum mtk_mutex_sof_index {
MUTEX_SOF_IDX_SINGLE_MODE,
MUTEX_SOF_IDX_MAX /* ALWAYS keep at the end */
};
struct mtk_mutex *mtk_mutex_get(struct device *dev);
int mtk_mutex_prepare(struct mtk_mutex *mutex);
void mtk_mutex_add_comp(struct mtk_mutex *mutex,
enum mtk_ddp_comp_id id);
void mtk_mutex_enable(struct mtk_mutex *mutex);
int mtk_mutex_enable_by_cmdq(struct mtk_mutex *mutex,
void *pkt);
void mtk_mutex_disable(struct mtk_mutex *mutex);
void mtk_mutex_remove_comp(struct mtk_mutex *mutex,
enum mtk_ddp_comp_id id);
void mtk_mutex_unprepare(struct mtk_mutex *mutex);
void mtk_mutex_put(struct mtk_mutex *mutex);
void mtk_mutex_acquire(struct mtk_mutex *mutex);
void mtk_mutex_release(struct mtk_mutex *mutex);
int mtk_mutex_write_mod(struct mtk_mutex *mutex,
enum mtk_mutex_mod_index idx,
bool clear);
int mtk_mutex_write_sof(struct mtk_mutex *mutex,
enum mtk_mutex_sof_index idx);
#endif /* MTK_MUTEX_H */