75 lines
1.5 KiB
C
75 lines
1.5 KiB
C
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/*
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* sunxi_scaler.h for scaler and osd v4l2 subdev
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*
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* Copyright (c) 2017 by Allwinnertech Co., Ltd. http://www.allwinnertech.com
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*
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* Authors: Zhao Wei <zhaowei@allwinnertech.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef _SUNXI_SCALER_H_
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#define _SUNXI_SCALER_H_
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#include <sunxi_hal_common.h>
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#include <hal_atomic.h>
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#include "vipp200/vipp200_reg.h"
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#define VIPP_REG_MODE
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enum vipp_work_mode {
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VIPP_ONLINE = 0,
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VIPP_OFFLINE = 1,
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};
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struct scaler_para {
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u32 xratio;
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u32 yratio;
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u32 w_shift;
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u32 width;
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u32 height;
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};
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struct vin_mmm {
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size_t size;
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void *phy_addr;
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};
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struct v4l2_rect {
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__s32 left;
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__s32 top;
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__u32 width;
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__u32 height;
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};
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struct scaler_dev {
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unsigned int is_empty;
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unsigned int id;
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unsigned long base;
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int stream_count;
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struct vin_mmm vipp_reg;
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struct {
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struct v4l2_rect active;
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} crop;
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struct scaler_para para;
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hal_spinlock_t slock;
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struct vin_mmm load_para[2];
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bool load_select; /*load_select = 0 select load_para[0], load_select = 1 select load_para[1]*/
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int irq;
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unsigned char is_irq_empty;
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unsigned int logic_top_stream_count;
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unsigned int work_mode;
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unsigned int noneed_register;
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};
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int scaler_probe(unsigned int id);
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int scaler_remove(unsigned int id);
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int sunxi_scaler_subdev_s_stream(unsigned int id, int enable);
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#endif /*_SUNXI_SCALER_H_*/
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