kernel-brax3-ubuntu-touch/drivers/misc/mediatek/apusys/midware/2.0/rv/mdw_rv.h
erascape f319b992b1 kernel-5.15: Initial import brax3 UT kernel
* halium configs enabled

Signed-off-by: erascape <erascape@proton.me>
2025-09-23 15:17:10 +00:00

65 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2020 MediaTek Inc.
*/
#ifndef __MTK_APU_MDW_RV_H__
#define __MTK_APU_MDW_RV_H__
#include "mdw.h"
#include "mdw_rv_msg.h"
struct mdw_rv_dev;
struct mdw_rv_cmd {
struct mdw_cmd *c;
struct mdw_mem *cb;
struct list_head u_item; // to usr list
struct mdw_ipi_msg_sync s_msg; // for ipi
uint64_t start_ts_ns; // create time at ap
};
struct mdw_rv_cmd_func {
struct mdw_rv_cmd *(*create)(struct mdw_fpriv *mpriv,
struct mdw_cmd *c);
int (*delete)(struct mdw_cmd *c);
void (*done)(struct mdw_rv_cmd *rc, int ret);
};
struct mdw_rv_dev {
struct rpmsg_device *rpdev;
struct rpmsg_endpoint *ept;
struct mdw_device *mdev;
struct mdw_ipi_param param;
struct list_head s_list; // for sync msg
struct mutex msg_mtx;
struct mutex mtx;
struct work_struct init_wk; // init wq to avoid ipi conflict
const struct mdw_rv_cmd_func *cmd_funcs;
/* rv information */
uint32_t rv_version;
unsigned long dev_mask[BITS_TO_LONGS(MDW_DEV_MAX)];
uint8_t dev_num[MDW_DEV_MAX];
unsigned long mem_mask[BITS_TO_LONGS(MDW_MEM_TYPE_MAX)];
struct mdw_mem minfos[MDW_MEM_TYPE_MAX];
uint8_t meta_data[MDW_DEV_MAX][MDW_DEV_META_SIZE];
struct mdw_stat *stat;
uint64_t stat_iova;
};
int mdw_rv_dev_init(struct mdw_device *mdev);
void mdw_rv_dev_deinit(struct mdw_device *mdev);
int mdw_rv_dev_run_cmd(struct mdw_fpriv *mpriv, struct mdw_cmd *c);
int mdw_rv_dev_set_param(struct mdw_rv_dev *mrdev, uint32_t idx, uint32_t val);
int mdw_rv_dev_get_param(struct mdw_rv_dev *mrdev, uint32_t idx, uint32_t *val);
/* rv cmd functions */
extern const struct mdw_rv_cmd_func mdw_rv_cmd_func_v2;
extern const struct mdw_rv_cmd_func mdw_rv_cmd_func_v3;
#endif