mirror of
https://github.com/thead-yocto-mirror/vi-kernel
synced 2026-08-06 20:11:15 +02:00
156 lines
3.7 KiB
C
Executable File
156 lines
3.7 KiB
C
Executable File
/*
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* Copyright (C) 2021 Alibaba Group Holding Limited
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* Author: liuyitong <yitong.lyt@alibaba-inc.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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#include <asm/io.h>
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#include <linux/cdev.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/mm.h>
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#include <linux/timer.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/ioctl.h>
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#include <linux/poll.h>
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#include <linux/workqueue.h>
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#include <linux/slab.h>
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#include <linux/proc_fs.h>
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#include <linux/debugfs.h>
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#include <linux/miscdevice.h>
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#include <linux/uaccess.h>
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#include <linux/interrupt.h>
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#include <linux/of.h>
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#include "bm_printk.h"
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#include "bm_csi_ioctl.h"
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#include "bm_csi_hw.h"
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#include "dw-dphy-rx.h"
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#include "bm_csi_dphy.h"
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#define check_retval(x)\
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do {\
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if ((x))\
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return -EIO;\
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} while (0)
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int bm_csi_write_reg(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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struct bm_csi_reg_t reg;
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check_retval(copy_from_user(®, args, sizeof(reg)));
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writel(reg.value, drvdata->base + reg.offset);
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bm_info("%s addr 0x%08x val 0x%08x\n", __func__, reg.offset, reg.value);
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return 0;
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}
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int bm_csi_read_reg(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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struct bm_csi_reg_t reg;
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check_retval(copy_from_user(®, args, sizeof(reg)));
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reg.value = readl(drvdata->base + reg.offset);
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check_retval(copy_to_user(args, ®, sizeof(reg)));
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bm_info("%s addr 0x%08x val 0x%08x\n", __func__, reg.offset, reg.value);
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return 0;
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}
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int bm_csi_init(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: csi init\n", __func__);
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return 0;
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}
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int bm_csi_exit(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: csi exit\n", __func__);
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return 0;
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}
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int bm_csi_reset(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: csi reset success\n", __func__);
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dw_csi_soc_reset(drvdata->reset);
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//bm_csi_dphy_reset();
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return 0;
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}
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static int csi_power_on_sta = 0;
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int bm_csi_set_power(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: csi set power\n", __func__);
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check_retval(copy_from_user(&csi_power_on_sta, args, sizeof(csi_power_on_sta)));
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dw_mipi_csi_s_power(&drvdata->csi_dev, csi_power_on_sta);
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return 0;
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}
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int bm_csi_get_power(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: csi get power\n", __func__);
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check_retval(copy_to_user(args, &csi_power_on_sta, sizeof(csi_power_on_sta)));
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return 0;
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}
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int bm_csi_set_clock(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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check_retval(copy_to_user(args, &csi_power_on_sta, sizeof(csi_power_on_sta)));
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return 0;
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}
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int bm_csi_get_clock(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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return 0;
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}
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int bm_csi_set_stream(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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return 0;
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}
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int bm_csi_get_stream(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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return 0;
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}
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int bm_csi_set_fmt(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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return 0;
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}
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int bm_csi_get_fmt(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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return 0;
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}
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int bm_csi_set_vc_select(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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return 0;
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}
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int bm_csi_get_vc_select(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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return 0;
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}
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int bm_csi_set_lane_cfg(struct bm_csi_drvdata *drvdata, void *__user args)
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{
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bm_info("%s: \n", __func__);
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return 0;
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}
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