imx_mipi_dsi_bridge.c
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/*
* Copyright 2018 NXP
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <asm/io.h>
#include <linux/errno.h>
#include <imx_mipi_dsi_bridge.h>
static struct mipi_dsi_bridge_driver *registered_driver = NULL;
int imx_mipi_dsi_bridge_attach(struct mipi_dsi_client_dev *dsi_dev)
{
int ret = 0;
if (!registered_driver)
return -EPERM;
if (registered_driver->attach)
ret = registered_driver->attach(registered_driver, dsi_dev);
return ret;
}
int imx_mipi_dsi_bridge_mode_set(struct fb_videomode *pvmode)
{
int ret = 0;
if (!registered_driver)
return -EPERM;
if (registered_driver->mode_set)
ret = registered_driver->mode_set(registered_driver, pvmode);
return ret;
}
int imx_mipi_dsi_bridge_enable(void)
{
int ret = 0;
if (!registered_driver)
return -EPERM;
if (registered_driver->enable)
ret = registered_driver->enable(registered_driver);
return ret;
}
int imx_mipi_dsi_bridge_disable(void)
{
int ret = 0;
if (!registered_driver)
return -EPERM;
if (registered_driver->disable)
ret = registered_driver->disable(registered_driver);
return ret;
}
int imx_mipi_dsi_bridge_pkt_write(u8 data_type, const u8 *buf, int len)
{
int ret = 0;
if (!registered_driver)
return -EPERM;
if (registered_driver->pkt_write)
ret = registered_driver->pkt_write(registered_driver, data_type, buf, len);
return ret;
}
int imx_mipi_dsi_bridge_add_client_driver(struct mipi_dsi_client_driver *client_driver)
{
int ret = 0;
if (!registered_driver)
return -EPERM;
if (registered_driver->add_client_driver)
ret = registered_driver->add_client_driver(registered_driver, client_driver);
return ret;
}
int imx_mipi_dsi_bridge_register_driver(struct mipi_dsi_bridge_driver *driver)
{
if (!driver)
return -EINVAL;
if (registered_driver)
return -EBUSY;
registered_driver = driver;
return 0;
}