/* 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_MDP_RDMA1,
    MUTEX_MOD_IDX_MDP_RDMA2,
    MUTEX_MOD_IDX_MDP_RDMA3,
    MUTEX_MOD_IDX_MDP_STITCH0,
    MUTEX_MOD_IDX_MDP_FG0,
    MUTEX_MOD_IDX_MDP_FG1,
    MUTEX_MOD_IDX_MDP_FG2,
    MUTEX_MOD_IDX_MDP_FG3,
    MUTEX_MOD_IDX_MDP_HDR1,
    MUTEX_MOD_IDX_MDP_HDR2,
    MUTEX_MOD_IDX_MDP_HDR3,
    MUTEX_MOD_IDX_MDP_AAL1,
    MUTEX_MOD_IDX_MDP_AAL2,
    MUTEX_MOD_IDX_MDP_AAL3,
    MUTEX_MOD_IDX_MDP_RSZ2,
    MUTEX_MOD_IDX_MDP_RSZ3,
    MUTEX_MOD_IDX_MDP_MERGE2,
    MUTEX_MOD_IDX_MDP_MERGE3,
    MUTEX_MOD_IDX_MDP_TDSHP1,
    MUTEX_MOD_IDX_MDP_TDSHP2,
    MUTEX_MOD_IDX_MDP_TDSHP3,
    MUTEX_MOD_IDX_MDP_COLOR1,
    MUTEX_MOD_IDX_MDP_COLOR2,
    MUTEX_MOD_IDX_MDP_COLOR3,
    MUTEX_MOD_IDX_MDP_OVL0,
    MUTEX_MOD_IDX_MDP_OVL1,
    MUTEX_MOD_IDX_MDP_PAD0,
    MUTEX_MOD_IDX_MDP_PAD1,
    MUTEX_MOD_IDX_MDP_PAD2,
    MUTEX_MOD_IDX_MDP_PAD3,
    MUTEX_MOD_IDX_MDP_TCC0,
    MUTEX_MOD_IDX_MDP_TCC1,
    MUTEX_MOD_IDX_MDP_WROT1,
    MUTEX_MOD_IDX_MDP_WROT2,
    MUTEX_MOD_IDX_MDP_WROT3,

    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 */