162 lines
2.9 KiB
C
162 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2022 Rockchip Electronics Co., Ltd
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*/
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#ifndef __SOC_ROCKCHIP_DVBM_H
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#define __SOC_ROCKCHIP_DVBM_H
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#include <linux/dma-buf.h>
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#include <linux/platform_device.h>
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enum dvbm_port_dir {
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DVBM_ISP_PORT,
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DVBM_VEPU_PORT,
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};
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enum dvbm_cmd {
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DVBM_ISP_CMD_BASE = 0,
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DVBM_ISP_SET_CFG,
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DVBM_ISP_FRM_START,
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DVBM_ISP_FRM_END,
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DVBM_ISP_FRM_QUARTER,
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DVBM_ISP_FRM_HALF,
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DVBM_ISP_FRM_THREE_QUARTERS,
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DVBM_ISP_CMD_BUTT,
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DVBM_VEPU_CMD_BASE = 0x10,
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DVBM_VEPU_SET_RESYNC,
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DVBM_VEPU_SET_CFG,
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DVBM_VEPU_GET_ADR,
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DVBM_VEPU_GET_FRAME_INFO,
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DVBM_VEPU_DUMP_REGS,
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DVBM_VEPU_CMD_BUTT,
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};
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enum isp_frame_status {
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ISP_FRAME_START,
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ISP_FRAME_ONE_QUARTER,
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ISP_FRAME_HALF,
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ISP_FRAME_THREE_QUARTERS,
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ISP_FRAME_FINISH,
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};
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enum dvbm_cb_event {
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DVBM_ISP_EVENT_BASE = 0,
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DVBM_ISP_EVENT_BUTT,
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DVBM_VEPU_EVENT_BASE = 0x10,
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DVBM_VEPU_NOTIFY_ADDR,
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DVBM_VEPU_NOTIFY_DUMP,
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DVBM_VEPU_REQ_CONNECT,
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DVBM_VEPU_NOTIFY_FRM_STR,
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DVBM_VEPU_NOTIFY_FRM_END,
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DVBM_VEPU_NOTIFY_FRM_INFO,
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DVBM_VEPU_EVENT_BUTT,
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};
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struct dvbm_port {
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enum dvbm_port_dir dir;
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u32 linked;
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};
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struct dvbm_isp_cfg_t {
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u32 fmt;
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u32 timeout;
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struct dmabuf *buf;
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dma_addr_t dma_addr;
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u32 ybuf_top;
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u32 ybuf_bot;
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u32 ybuf_lstd;
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u32 ybuf_fstd;
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u32 cbuf_top;
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u32 cbuf_bot;
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u32 cbuf_lstd;
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u32 cbuf_fstd;
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};
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struct dvbm_isp_frm_cfg {
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s32 frm_idx;
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u32 ybuf_start;
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u32 cbuf_start;
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};
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struct dvbm_isp_frm_info {
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u32 frame_cnt;
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u32 line_cnt;
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u32 wrap_line;
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u32 max_line_cnt;
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};
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struct dvbm_addr_cfg {
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u32 ybuf_top;
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u32 ybuf_bot;
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u32 ybuf_sadr;
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u32 cbuf_top;
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u32 cbuf_bot;
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u32 cbuf_sadr;
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u32 frame_id;
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u32 line_cnt;
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u32 overflow;
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};
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struct dvbm_vepu_cfg {
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u32 auto_resyn;
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u32 ignore_vepu_cnct_ack;
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u32 start_point_after_vepu_cnct;
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};
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typedef int (*dvbm_callback)(void *ctx, enum dvbm_cb_event event, void *arg);
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struct dvbm_cb {
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dvbm_callback cb;
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void *ctx;
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int event;
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};
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#if IS_ENABLED(CONFIG_ROCKCHIP_DVBM)
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struct dvbm_port *rk_dvbm_get_port(struct platform_device *pdev,
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enum dvbm_port_dir dir);
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int rk_dvbm_put(struct dvbm_port *port);
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int rk_dvbm_link(struct dvbm_port *port);
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int rk_dvbm_unlink(struct dvbm_port *port);
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int rk_dvbm_set_cb(struct dvbm_port *port, struct dvbm_cb *cb);
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int rk_dvbm_ctrl(struct dvbm_port *port, enum dvbm_cmd cmd, void *arg);
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#else
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static inline struct dvbm_port *rk_dvbm_get_port(struct platform_device *pdev,
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enum dvbm_port_dir dir)
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{
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return ERR_PTR(-ENODEV);
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}
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static inline int rk_dvbm_put(struct dvbm_port *port)
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{
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return -ENODEV;
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}
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static inline int rk_dvbm_link(struct dvbm_port *port)
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{
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return -ENODEV;
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}
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static inline int rk_dvbm_unlink(struct dvbm_port *port)
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{
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return -ENODEV;
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}
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static inline int rk_dvbm_set_cb(struct dvbm_port *port, struct dvbm_cb *cb)
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{
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return -ENODEV;
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}
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static inline int rk_dvbm_ctrl(struct dvbm_port *port, enum dvbm_cmd cmd, void *arg)
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{
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return -ENODEV;
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}
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#endif
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#endif
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