rtl8192eu-linux-driver/platform/platform_aml_s905_sdio.c

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2019-11-09 10:12:08 +00:00
/******************************************************************************
*
* Copyright(c) 2016 - 2018 Realtek Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
*****************************************************************************/
#include <linux/printk.h> /* pr_info(() */
#include <linux/delay.h> /* msleep() */
#include "platform_aml_s905_sdio.h" /* sdio_reinit() and etc */
/*
* Return:
* 0: power on successfully
* others: power on failed
*/
int platform_wifi_power_on(void)
{
int ret = 0;
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0))
ret = wifi_setup_dt();
if (ret) {
pr_err("%s: setup dt failed!!(%d)\n", __func__, ret);
return -1;
}
#endif /* kernel < 3.14.0 */
#if 0 /* Seems redundancy? Already done before insert driver */
pr_info("######%s:\n", __func__);
extern_wifi_set_enable(0);
msleep(500);
extern_wifi_set_enable(1);
msleep(500);
sdio_reinit();
#endif
return ret;
}
void platform_wifi_power_off(void)
{
#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 14, 0))
wifi_teardown_dt();
#endif /* kernel < 3.14.0 */
}