/*
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* Copyright (C) 2021 Seekwave Tech Inc.
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*
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* Filename : skw_sdio_host.c
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* Abstract : This file is a implementation for Seekwave sdio function
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*
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* Authors :skw BSP team
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/delay.h>
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#include <linux/version.h>
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#include <linux/mmc/card.h>
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#include <linux/mmc/core.h>
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#include <linux/mmc/host.h>
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#include <linux/mmc/sdio.h>
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#include <linux/mmc/sdio_func.h>
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#include <linux/printk.h>
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#include "skw_sdio.h"
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#include "skw_sdio_log.h"
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#include "skw_sdio_host.h"
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#include "../skwutil/boot_config.h"
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//#define CONFIG_SKW_HOST_PLATFORM_FULLHAN
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extern int sdio_reset_comm(struct mmc_card *card);
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int skw_sdio_mmc_scan(int sd_id)
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{
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int ret = 0;
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pr_info("%s:[%d]\n", __func__, sd_id);
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#if defined(CONFIG_SKW_HOST_PLATFORM_AMLOGIC)
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//如果定义了CONFIG_SKW_HOST_PLATFORM_AMLOGIC，则调用extern_wifi_set_enable(1)函数
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extern_wifi_set_enable(1);
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#elif defined(CONFIG_SKW_HOST_PLATFORM_FULLHAN)
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pr_info("%s:[mmc%d:card init]\n", __func__, sd_id);
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fh_sdio_card_scan(sd_id); //fullhan sdio card scan
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#elif defined(CONFIG_SKW_HOST_PLATFORM_ALLWINER)
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sunxi_wlan_set_power(1);
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msleep(100);
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sunxi_mmc_rescan_card(1); //allwiner sdio card rescan
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#elif defined(CONFIG_SKW_HOST_PLATFORM_ROCKCHIP)
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rockchip_wifi_power(1);
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msleep(150);
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rockchip_wifi_set_carddetect(1);
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#else
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pr_info("%s: no need skw self scan!!\n", __func__);
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#endif
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pr_info("%s:[-]\n", __func__);
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return ret;
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}
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int skw_sdio_mmc_rescan(int sd_id)
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{
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int ret = 0;
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#if defined(CONFIG_SKW_HOST_PLATFORM_AMLOGIC)
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//如果定义了CONFIG_SKW_HOST_PLATFORM_AMLOGIC，则调用extern_wifi_set_enable(1)函数
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//extern_wifi_set_enable(1);
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#elif defined(CONFIG_SKW_HOST_PLATFORM_FULLHAN)
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skw_chip_power_reset();
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fh_sdio_card_scan(sd_id); //fullhan sdio card scan
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#elif defined(CONFIG_SKW_HOST_PLATFORM_ALLWINER)
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skw_chip_power_reset();
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msleep(100);
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sunxi_mmc_rescan_card(1); //allwiner sdio card rescan
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#elif defined(CONFIG_SKW_HOST_PLATFORM_ROCKCHIP)
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rockchip_wifi_set_carddetect(0);
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msleep(150);
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skw_chip_power_reset();
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msleep(150);
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rockchip_wifi_set_carddetect(1);
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#else
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struct skw_sdio_data_t *skw_sdio = skw_sdio_get_data();
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if (skw_sdio) {
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#if (KERNEL_VERSION(4, 18, 0) <= LINUX_VERSION_CODE && \
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LINUX_VERSION_CODE <= KERNEL_VERSION(5, 18, 19))
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if (skw_sdio->sdio_dev_host) {
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sdio_claim_host(skw_sdio->sdio_func[FUNC_1]);
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skw_chip_power_reset();
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msleep(100);
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ret = mmc_sw_reset(skw_sdio->sdio_dev_host);
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sdio_release_host(skw_sdio->sdio_func[FUNC_1]);
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} else {
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return -EINVAL;
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}
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#elif (KERNEL_VERSION(5, 19, 0) <= LINUX_VERSION_CODE)
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if (skw_sdio->sdio_dev_host && skw_sdio->sdio_dev_host->card) {
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sdio_claim_host(skw_sdio->sdio_func[FUNC_1]);
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skw_chip_power_reset();
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msleep(100);
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ret = mmc_sw_reset(skw_sdio->sdio_dev_host->card);
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sdio_release_host(skw_sdio->sdio_func[FUNC_1]);
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} else {
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return -EINVAL;
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}
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#else
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if (skw_sdio->sdio_dev_host && skw_sdio->sdio_dev_host->card) {
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sdio_claim_host(skw_sdio->sdio_func[FUNC_1]);
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skw_chip_power_reset();
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msleep(100);
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ret = mmc_hw_reset((skw_sdio->sdio_dev_host));
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//ret = sdio_reset_comm((skw_sdio->sdio_dev_host->card));
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sdio_release_host(skw_sdio->sdio_func[FUNC_1]);
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} else {
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return -EINVAL;
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}
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#endif
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} else {
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skw_sdio_warn("sdio_dev_host is null\n");
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}
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#endif
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skw_sdio_info("[-]");
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return ret;
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}
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