/* SPDX-License-Identifier: GPL-2.0 */
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/******************************************************************************
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*
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* Copyright(c) 2017 - 2019 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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******************************************************************************/
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#include "halmac_8821c_cfg.h"
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#include "halmac_common_8821c.h"
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#include "../halmac_common_88xx.h"
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#include "halmac_cfg_wmac_8821c.h"
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#if HALMAC_PCIE_SUPPORT
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#include "halmac_pcie_8821c.h"
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#endif
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#if HALMAC_8821C_SUPPORT
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static void
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cfg_ldo25_8821c(struct halmac_adapter *adapter, u8 enable);
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/**
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* get_hw_value_8821c() -get hw config value
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* @adapter : the adapter of halmac
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* @hw_id : hw id for driver to query
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* @value : hw value, reference table to get data type
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* Author : KaiYuan Chang / Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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enum halmac_ret_status
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get_hw_value_8821c(struct halmac_adapter *adapter, enum halmac_hw_id hw_id,
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void *value)
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{
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PLTFM_MSG_TRACE("[TRACE]%s ===>\n", __func__);
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if (!value) {
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PLTFM_MSG_ERR("[ERR]null pointer\n");
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return HALMAC_RET_NULL_POINTER;
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}
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if (get_hw_value_88xx(adapter, hw_id, value) == HALMAC_RET_SUCCESS)
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return HALMAC_RET_SUCCESS;
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switch (hw_id) {
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case HALMAC_HW_FW_MAX_SIZE:
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*(u32 *)value = WLAN_FW_MAX_SIZE_8821C;
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break;
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case HALMAC_HW_SDIO_INT_LAT:
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break;
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case HALMAC_HW_SDIO_CLK_CNT:
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break;
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default:
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return HALMAC_RET_PARA_NOT_SUPPORT;
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}
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PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
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return HALMAC_RET_SUCCESS;
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}
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/**
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* set_hw_value_8821c() -set hw config value
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* @adapter : the adapter of halmac
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* @hw_id : hw id for driver to config
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* @value : hw value, reference table to get data type
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* Author : KaiYuan Chang / Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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enum halmac_ret_status
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set_hw_value_8821c(struct halmac_adapter *adapter, enum halmac_hw_id hw_id,
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void *value)
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{
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enum halmac_ret_status status = HALMAC_RET_SUCCESS;
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PLTFM_MSG_TRACE("[TRACE]%s ===>\n", __func__);
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if (!value) {
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PLTFM_MSG_ERR("[ERR]null pointer\n");
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return HALMAC_RET_NULL_POINTER;
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}
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if (set_hw_value_88xx(adapter, hw_id, value) == HALMAC_RET_SUCCESS)
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return HALMAC_RET_SUCCESS;
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switch (hw_id) {
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case HALMAC_HW_AMPDU_CONFIG:
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status = cfg_ampdu_8821c(adapter,
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(struct halmac_ampdu_config *)value);
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break;
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case HALMAC_HW_SDIO_TX_FORMAT:
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break;
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case HALMAC_HW_RXGCK_FIFO:
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break;
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case HALMAC_HW_RX_IGNORE:
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break;
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case HALMAC_HW_LDO25_EN:
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cfg_ldo25_8821c(adapter, *(u8 *)value);
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break;
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#if HALMAC_PCIE_SUPPORT
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case HALMAC_HW_PCIE_REF_AUTOK:
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if (adapter->intf != HALMAC_INTERFACE_PCIE)
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return HALMAC_RET_WRONG_INTF;
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status = auto_refclk_cal_8821c_pcie(adapter);
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if (status != HALMAC_RET_SUCCESS)
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return status;
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break;
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#endif
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case HALMAC_HW_SDIO_WT_EN:
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break;
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case HALMAC_HW_SDIO_CLK_MONITOR:
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break;
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default:
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return HALMAC_RET_PARA_NOT_SUPPORT;
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}
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PLTFM_MSG_TRACE("[TRACE]%s <===\n", __func__);
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return status;
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}
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/**
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* halmac_fill_txdesc_check_sum_88xx() - fill in tx desc check sum
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* @adapter : the adapter of halmac
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* @txdesc : tx desc packet
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* Author : KaiYuan Chang/Ivan Lin
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* Return : enum halmac_ret_status
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* More details of status code can be found in prototype document
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*/
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enum halmac_ret_status
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fill_txdesc_check_sum_8821c(struct halmac_adapter *adapter, u8 *txdesc)
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{
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__le16 chksum = 0;
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__le16 *data;
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u32 i;
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if (!txdesc) {
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PLTFM_MSG_ERR("[ERR]null pointer\n");
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return HALMAC_RET_NULL_POINTER;
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}
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if (adapter->tx_desc_checksum != 1)
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PLTFM_MSG_TRACE("[TRACE]chksum disable\n");
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SET_TX_DESC_TXDESC_CHECKSUM(txdesc, 0x0000);
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data = (__le16 *)(txdesc);
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/* HW clculates only 32byte */
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for (i = 0; i < 8; i++)
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chksum ^= (*(data + 2 * i) ^ *(data + (2 * i + 1)));
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/* *(data + 2 * i) & *(data + (2 * i + 1) have endain issue*/
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/* Process eniadn issue after checksum calculation */
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SET_TX_DESC_TXDESC_CHECKSUM(txdesc, rtk_le16_to_cpu(chksum));
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return HALMAC_RET_SUCCESS;
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}
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static void
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cfg_ldo25_8821c(struct halmac_adapter *adapter, u8 enable)
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{
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u8 value8;
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struct halmac_api *api = (struct halmac_api *)adapter->halmac_api;
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value8 = HALMAC_REG_R8(REG_LDO_EFUSE_CTRL + 3);
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if (enable == 1)
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HALMAC_REG_W8(REG_LDO_EFUSE_CTRL + 3, (u8)(value8 | BIT(7)));
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else
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HALMAC_REG_W8(REG_LDO_EFUSE_CTRL + 3, (u8)(value8 & ~BIT(7)));
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}
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#endif /* HALMAC_8821C_SUPPORT */
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