RTL88x2BU-Linux-Driver/hal/halmac/halmac_88xx/halmac_8822b/halmac_usb_8822b.c

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/******************************************************************************
*
* Copyright(c) 2016 - 2018 Realtek Corporation. All rights reserved.
*
* 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 "halmac_usb_8822b.h"
#include "halmac_pwr_seq_8822b.h"
#include "../halmac_init_88xx.h"
#include "../halmac_common_88xx.h"
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#if (HALMAC_8822B_SUPPORT && HALMAC_USB_SUPPORT)
/**
* mac_pwr_switch_usb_8822b() - switch mac power
* @adapter : the adapter of halmac
* @pwr : power state
* Author : KaiYuan Chang
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
mac_pwr_switch_usb_8822b(struct halmac_adapter *adapter,
enum halmac_mac_power pwr)
{
u8 value8;
u8 rpwm;
struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
PLTFM_MSG_TRACE("[TRACE]%s\n", __func__);
PLTFM_MSG_TRACE("[TRACE]%x\n", pwr);
PLTFM_MSG_TRACE("[TRACE]8821C pwr seq ver = %s\n",
HALMAC_8822B_PWR_SEQ_VER);
adapter->rpwm = HALMAC_REG_R8(0xFE58);
/* Check FW still exist or not */
if (HALMAC_REG_R16(REG_MCUFW_CTRL) == 0xC078) {
/* Leave 32K */
rpwm = (u8)((adapter->rpwm ^ BIT(7)) & 0x80);
HALMAC_REG_W8(0xFE58, rpwm);
}
value8 = HALMAC_REG_R8(REG_CR);
if (value8 == 0xEA) {
adapter->halmac_state.mac_pwr = HALMAC_MAC_POWER_OFF;
} else {
if (BIT(0) == (HALMAC_REG_R8(REG_SYS_STATUS1 + 1) & BIT(0)))
adapter->halmac_state.mac_pwr = HALMAC_MAC_POWER_OFF;
else
adapter->halmac_state.mac_pwr = HALMAC_MAC_POWER_ON;
}
/*Check if power switch is needed*/
if (pwr == HALMAC_MAC_POWER_ON &&
adapter->halmac_state.mac_pwr == HALMAC_MAC_POWER_ON) {
PLTFM_MSG_WARN("[WARN]power state unchange!!\n");
return HALMAC_RET_PWR_UNCHANGE;
}
if (pwr == HALMAC_MAC_POWER_OFF) {
if (pwr_seq_parser_88xx(adapter, card_dis_flow_8822b) !=
HALMAC_RET_SUCCESS) {
PLTFM_MSG_ERR("[ERR]Handle power off cmd error\n");
return HALMAC_RET_POWER_OFF_FAIL;
}
adapter->halmac_state.mac_pwr = HALMAC_MAC_POWER_OFF;
adapter->halmac_state.dlfw_state = HALMAC_DLFW_NONE;
init_adapter_dynamic_param_88xx(adapter);
} else {
if (pwr_seq_parser_88xx(adapter, card_en_flow_8822b) !=
HALMAC_RET_SUCCESS) {
PLTFM_MSG_ERR("[ERR]Handle power on cmd error\n");
return HALMAC_RET_POWER_ON_FAIL;
}
HALMAC_REG_W8_CLR(REG_SYS_STATUS1 + 1, BIT(0));
if ((HALMAC_REG_R8(REG_SW_MDIO + 3) & BIT(0)) == BIT(0))
PLTFM_MSG_ALWAYS("[ALWAYS]shall R reg twice!!\n");
adapter->halmac_state.mac_pwr = HALMAC_MAC_POWER_ON;
}
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* phy_cfg_usb_8822b() - phy config
* @adapter : the adapter of halmac
* Author : KaiYuan Chang
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
phy_cfg_usb_8822b(struct halmac_adapter *adapter,
enum halmac_intf_phy_platform pltfm)
{
enum halmac_ret_status status = HALMAC_RET_SUCCESS;
PLTFM_MSG_TRACE("[TRACE]%s ===>\n", __func__);
status = parse_intf_phy_88xx(adapter, usb2_phy_param_8822b, pltfm,
HAL_INTF_PHY_USB2);
if (status != HALMAC_RET_SUCCESS)
return status;
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status = parse_intf_phy_88xx(adapter, usb3_phy_param_8822b, pltfm,
HAL_INTF_PHY_USB3);
if (status != HALMAC_RET_SUCCESS)
return status;
PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
return HALMAC_RET_SUCCESS;
}
/**
* halmac_pcie_switch_8822b() - pcie gen1/gen2 switch
* @adapter : the adapter of halmac
* @cfg : gen1/gen2 selection
* Author : KaiYuan Chang
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
pcie_switch_usb_8822b(struct halmac_adapter *adapter, enum halmac_pcie_cfg cfg)
{
return HALMAC_RET_NOT_SUPPORT;
}
/**
* intf_tun_usb_8822b() - usb interface fine tuning
* @adapter : the adapter of halmac
* Author : Ivan
* Return : enum halmac_ret_status
* More details of status code can be found in prototype document
*/
enum halmac_ret_status
intf_tun_usb_8822b(struct halmac_adapter *adapter)
{
return HALMAC_RET_SUCCESS;
}
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#endif /* HALMAC_8822B_SUPPORT */