/* SPDX-License-Identifier: GPL-2.0 */
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/******************************************************************************
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*
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* Copyright(c) 2016 - 2017 Realtek Corporation.
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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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#define _RTL8821CS_OPS_C_
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#include <drv_types.h> /* PADAPTER, basic_types.h and etc. */
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#include <hal_data.h> /* HAL_DATA_TYPE, GET_HAL_DATA() and etc. */
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#include <hal_intf.h> /* struct hal_ops */
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#include "../rtl8821c.h"
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#include "rtl8821cs.h" /* rtl8821cs_hal_init() */
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#include "rtl8821cs_xmit.h"
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#include "rtl8821cs_recv.h"
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#include "rtl8821cs_io.h"
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#include "rtl8821cs_led.h"
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#include "rtl8821cs_halmac.h"
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static void intf_chip_configure(PADAPTER adapter)
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{
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#if 0
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u8 try_cnt = 0;
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/*adjust SDIO output driving -output delay time about 8ns (SDIO SPEC must last than 7.5ns),offset 0x74[18]*/
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if (rtw_is_sdio30(adapter)) {
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rtw_write8(adapter, REG_SDIO_HSUS_CTRL, rtw_read8(adapter, REG_SDIO_HSUS_CTRL) & ~BIT(0));
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do {
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rtw_mdelay_os(2);
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if ((rtw_read8(adapter, REG_SDIO_HSUS_CTRL) & BIT(1)))
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break;
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try_cnt++;
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} while (try_cnt <= 50);
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if (try_cnt == 10)
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RTW_ERR("%s: SDIO active state change failed!!\n", __func__);
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rtw_write32(adapter, REG_HCI_OPT_CTRL,
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rtw_read32(adapter, REG_HCI_OPT_CTRL) | BIT(18));
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}
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#endif
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}
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u32 rtl8821cs_get_interrupt(PADAPTER adapter)
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{
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return rtw_read32(adapter, REG_SDIO_HISR_8821C);
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}
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void rtl8821cs_clear_interrupt(PADAPTER adapter, u32 hisr)
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{
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/* Perform write one clear operation */
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if (hisr)
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rtw_write32(adapter, REG_SDIO_HISR_8821C, hisr);
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}
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u32 rtl8821cs_get_himr(PADAPTER adapter)
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{
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return rtw_read32(adapter, REG_SDIO_HIMR_8821C);
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}
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void rtl8821cs_update_himr(PADAPTER adapter, u32 himr)
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{
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rtw_write32(adapter, REG_SDIO_HIMR_8821C, himr);
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}
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void rtl8821cs_update_interrupt_mask(PADAPTER padapter,u32 AddMSR, u32 RemoveMSR)
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{
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HAL_DATA_TYPE *pHalData;
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pHalData = GET_HAL_DATA(padapter);
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if (AddMSR)
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pHalData->sdio_himr |= AddMSR;
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if (RemoveMSR)
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pHalData->sdio_himr &= (~RemoveMSR);
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rtl8821cs_update_himr(padapter,pHalData->sdio_himr);
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}
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/*
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* Description:
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* Initialize SDIO Host Interrupt Mask configuration variables for future use.
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*
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* Assumption:
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* Using SDIO Local register ONLY for configuration.
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*/
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void rtl8821cs_init_interrupt(PADAPTER adapter)
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{
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PHAL_DATA_TYPE hal;
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hal = GET_HAL_DATA(adapter);
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hal->sdio_himr = (u32)(\
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BIT_RX_REQUEST_MSK_8821C |
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#ifdef CONFIG_SDIO_TX_ENABLE_AVAL_INT
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BIT_SDIO_AVAL_MSK_8821C |
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#endif /* CONFIG_SDIO_TX_ENABLE_AVAL_INT */
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#ifdef CONFIG_ERROR_STATE_MONITOR
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BIT_SDIO_TXERR_MSK_8821C |
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BIT_SDIO_RXERR_MSK_8821C |
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#endif
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#ifdef CONFIG_MONITOR_OVERFLOW
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BIT_SDIO_TXFOVW_MSK_8821C |
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BIT_SDIO_RXFOVW_MSK_8821C |
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#endif
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#ifdef CONFIG_INTERRUPT_BASED_TXBCN
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#ifdef CONFIG_INTERRUPT_BASED_TXBCN_BCN_OK_ERR
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BIT_SDIO_TXBCNOK_MSK_8821C |
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BIT_SDIO_TXBCNERR_MSK_8821C |
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#endif
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#ifdef CONFIG_INTERRUPT_BASED_TXBCN_EARLY_INT
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BIT_SDIO_BCNERLY_INT_MSK_8821C |
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#endif
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#endif
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#if 0
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BIT_SDIO_C2HCMD_INT_MSK_8821C |
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#endif
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#if defined(CONFIG_LPS_LCLK) && !defined(CONFIG_DETECT_CPWM_BY_POLLING)
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BIT_SDIO_CPWM1_MSK_8821C |
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#if 0
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BIT_SDIO_CPWM2_MSK_8821C |
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#endif
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#endif /* CONFIG_LPS_LCLK && !CONFIG_DETECT_CPWM_BY_POLLING */
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#if 0
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BIT_SDIO_HSISR_IND_MSK_8821C |
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BIT_SDIO_GTINT3_MSK_8821C |
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BIT_SDIO_GTINT4_MSK_8821C |
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BIT_SDIO_PSTIMEOUT_MSK_8821C |
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BIT_SDIO_OCPINT_MSK_8821C |
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BIT_SDIIO_ATIMend_MSK_8821C |
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BIT_SDIO_ATIMend_E_MSK_8821C |
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BIT_SDIO_CTWend_MSK_8821C |
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BIT_SDIO_CRCERR_MSK_8821C |
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#endif
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0);
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}
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/*
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* Description:
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* Clear corresponding SDIO Host ISR interrupt service.
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*
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* Assumption:
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* Using SDIO Local register ONLY for configuration.
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*/
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#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
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static void clear_interrupt_all(PADAPTER adapter)
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{
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PHAL_DATA_TYPE hal;
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if (rtw_is_surprise_removed(adapter))
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return;
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hal = GET_HAL_DATA(adapter);
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rtl8821cs_clear_interrupt(adapter, 0xFFFFFFFF);
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}
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#endif /*#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)*/
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/*
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* Description:
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* Enalbe SDIO Host Interrupt Mask configuration on SDIO local domain.
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*
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* Assumption:
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* 1. Using SDIO Local register ONLY for configuration.
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* 2. PASSIVE LEVEL
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*/
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static void enable_interrupt(PADAPTER adapter)
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{
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PHAL_DATA_TYPE hal;
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hal = GET_HAL_DATA(adapter);
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rtl8821cs_update_himr(adapter, hal->sdio_himr);
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RTW_INFO(FUNC_ADPT_FMT ": update SDIO HIMR=0x%08X\n",
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FUNC_ADPT_ARG(adapter), hal->sdio_himr);
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}
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/*
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* Description:
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* Disable SDIO Host IMR configuration to mask unnecessary interrupt service.
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*
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* Assumption:
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* Using SDIO Local register ONLY for configuration.
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*/
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static void disable_interrupt(PADAPTER adapter)
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{
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PHAL_DATA_TYPE hal;
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hal = GET_HAL_DATA(adapter);
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rtl8821cs_update_himr(adapter, 0);
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RTW_INFO("%s: update SDIO HIMR=0\n", __FUNCTION__);
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}
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#ifdef CONFIG_WOWLAN
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void rtl8821cs_disable_interrupt_but_cpwm2(PADAPTER adapter)
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{
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u32 himr, tmp;
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tmp = rtw_read32(adapter, REG_SDIO_HIMR);
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RTW_INFO("%s: Read SDIO_REG_HIMR: 0x%08x\n", __FUNCTION__, tmp);
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himr = BIT_SDIO_CPWM2_MSK;
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rtl8821cs_update_himr(adapter, himr);
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tmp = rtw_read32(adapter, REG_SDIO_HIMR);
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RTW_INFO("%s: Read again SDIO_REG_HIMR: 0x%08x\n", __FUNCTION__, tmp);
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}
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#endif /* CONFIG_WOWLAN */
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static void _run_thread(PADAPTER adapter)
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{
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#ifndef CONFIG_SDIO_TX_TASKLET
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struct xmit_priv *xmitpriv = &adapter->xmitpriv;
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if (xmitpriv->SdioXmitThread == NULL) {
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RTW_INFO(FUNC_ADPT_FMT " start RTWHALXT\n", FUNC_ADPT_ARG(adapter));
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xmitpriv->SdioXmitThread = kthread_run(rtl8821cs_xmit_thread, adapter, "RTWHALXT");
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if (IS_ERR(xmitpriv->SdioXmitThread)) {
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RTW_ERR("%s: start rtl8821cs_xmit_thread FAIL!!\n", __FUNCTION__);
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xmitpriv->SdioXmitThread = NULL;
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}
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}
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#endif /* !CONFIG_SDIO_TX_TASKLET */
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}
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static void run_thread(PADAPTER adapter)
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{
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_run_thread(adapter);
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rtl8821c_run_thread(adapter);
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}
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static void _cancel_thread(PADAPTER adapter)
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{
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#ifndef CONFIG_SDIO_TX_TASKLET
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struct xmit_priv *xmitpriv = &adapter->xmitpriv;
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/* stop xmit_buf_thread */
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if (xmitpriv->SdioXmitThread) {
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_rtw_up_sema(&xmitpriv->SdioXmitSema);
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rtw_thread_stop(xmitpriv->SdioXmitThread);
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xmitpriv->SdioXmitThread = NULL;
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}
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#endif /* !CONFIG_SDIO_TX_TASKLET */
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}
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static void cancel_thread(PADAPTER adapter)
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{
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rtl8821c_cancel_thread(adapter);
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_cancel_thread(adapter);
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}
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#ifdef CONFIG_SDIO_OOB
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/*
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REG_SYS_SDIO_CTRL_8821C
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BIT_SDIO_INT - 1: Enabled (GPIO4:SDIO_INT); 0 : Disabled
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BIT_SDIO_INT_POLARITY - 0: Low Active 1: High Active
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*/
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void rtl8821cs_gpio4_sdio_int_enable(_adapter *adapter, u8 enable, u8 polarity_high)
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{
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u32 sdio_ctrl = 0;
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sdio_ctrl = rtw_read32(adapter, REG_SYS_SDIO_CTRL_8821C);
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if (enable) {
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sdio_ctrl |= BIT_SDIO_INT;
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if (polarity_high == _TRUE)
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sdio_ctrl |= BIT_SDIO_INT_POLARITY;
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else
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sdio_ctrl &= (~BIT_SDIO_INT_POLARITY);
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} else
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sdio_ctrl &= (~BIT_SDIO_INT);
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rtw_write32(adapter, REG_SYS_SDIO_CTRL_8821C, sdio_ctrl);
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}
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#endif
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/*
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* If variable not handled here,
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* some variables will be processed in rtl8821c_sethwreg()
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*/
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static u8 sethwreg(PADAPTER adapter, u8 variable, u8 *val)
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{
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u8 ret = _SUCCESS;
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switch (variable) {
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case HW_VAR_SET_RPWM:
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{
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/*
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* rpwm value only use BIT0(clock bit), and BIT7(Toggle bit)
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* BIT0 value - 1: 32k, 0:40MHz.
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* BIT4 value - 1: enable power gated, 0: disable power gated
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* BIT6 value - 1: report cpwm value after success set, 0:do not report.
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* BIT7 value - Toggling Bit.
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*/
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u8 val8 = 0;
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struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter);
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val8 = (*val) & 0xC1;
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#ifdef CONFIG_LPS_PG
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if ((val8 & BIT(0)) && (LPS_PG == pwrpriv->lps_level))
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val8 |= BIT(4);
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#endif
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rtw_write8(adapter, REG_SDIO_HRPWM1_8821C, val8);
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}
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break;
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#ifdef CONFIG_GPIO_WAKEUP
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case HW_SET_GPIO_WL_CTRL:
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{
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}
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break;
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#endif
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/*
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#ifdef CONFIG_SDIO_OOB
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case HW_SET_SDIO_OOB:
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{
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u8 sdio_ctrl = *val;
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u8 enable, is_high_active;
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enable = (sdio_ctrl & BIT(0)) ? _TRUE : _FALSE;
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is_high_active = (sdio_ctrl & BIT(4)) ? _TRUE : _FALSE;
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rtl8821cs_gpio4_sdio_int_enable(adapter, enable, is_high_active);
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}
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break;
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#endif
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*/
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default:
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ret = rtl8821c_sethwreg(adapter, variable, val);
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break;
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}
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return ret;
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}
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/*
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* If variable not handled here,
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* some variables will be processed in GetHwReg8723B()
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*/
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static void gethwreg(PADAPTER adapter, u8 variable, u8 *val)
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{
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PHAL_DATA_TYPE hal;
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hal = GET_HAL_DATA(adapter);
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switch (variable) {
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case HW_VAR_CPWM:
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*val = rtw_read8(adapter, REG_SDIO_HCPWM1_V2_8821C);
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break;
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case HW_VAR_RPWM_TOG:
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*val = rtw_read8(adapter, REG_SDIO_HRPWM1_8821C);
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*val &= BIT_TOGGLE_8821C;
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break;
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#ifdef CONFIG_GPIO_WAKEUP
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case HW_SET_GPIO_WL_CTRL:
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break;
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#endif
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default:
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rtl8821c_gethwreg(adapter, variable, val);
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break;
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}
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}
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/*
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* Description:
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* Query setting of specified variable.
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*/
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static u8 gethaldefvar(PADAPTER adapter, HAL_DEF_VARIABLE eVariable, void *pval)
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{
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u8 bResult = _SUCCESS;
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struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
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PSDIO_DATA psdio_data = &dvobj->intf_data;
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PHAL_DATA_TYPE hal = GET_HAL_DATA(adapter);
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switch (eVariable) {
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case HW_VAR_MAX_RX_AMPDU_FACTOR:
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{
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if (psdio_data->clock > RTW_SDIO_CLK_40M) {
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*(HT_CAP_AMPDU_FACTOR *)pval = MAX_AMPDU_FACTOR_32K;
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RTW_INFO("AMPDU FACTOR - 32K\n");
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} else if (psdio_data->clock > RTW_SDIO_CLK_33M) {
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*(HT_CAP_AMPDU_FACTOR *)pval = MAX_AMPDU_FACTOR_16K;
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RTW_INFO("AMPDU FACTOR - 16K\n");
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} else {
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*(HT_CAP_AMPDU_FACTOR *)pval = MAX_AMPDU_FACTOR_8K;
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RTW_INFO("AMPDU FACTOR - 8K\n");
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}
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}
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break;
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default:
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bResult = rtl8821c_gethaldefvar(adapter, eVariable, pval);
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break;
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}
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return bResult;
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}
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/*
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* Description:
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* Change default setting of specified variable.
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*/
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static u8 sethaldefvar(PADAPTER adapter, HAL_DEF_VARIABLE eVariable, void *pval)
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{
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PHAL_DATA_TYPE hal = GET_HAL_DATA(adapter);
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u8 bResult = _SUCCESS;
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switch (eVariable) {
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default:
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bResult = rtl8821c_sethaldefvar(adapter, eVariable, pval);
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break;
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}
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return bResult;
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}
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u8 rtl8821cs_set_hal_ops(PADAPTER adapter)
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{
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struct hal_ops *ops_func = &adapter->hal_func;
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u8 err;
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err = rtl8821cs_halmac_init_adapter(adapter);
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if (err) {
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RTW_INFO("%s: [ERROR]HALMAC initialize FAIL!\n", __FUNCTION__);
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return _FAIL;
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}
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rtl8821c_set_hal_ops(adapter);
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rtl8821cs_init_interrupt(adapter);
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ops_func->init_default_value = rtl8821cs_init_default_value;
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ops_func->intf_chip_configure = intf_chip_configure;
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ops_func->hal_init = rtl8821cs_hal_init;
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ops_func->hal_deinit = rtl8821cs_hal_deinit;
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ops_func->init_xmit_priv = rtl8821cs_init_xmit_priv;
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ops_func->free_xmit_priv = rtl8821cs_free_xmit_priv;
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ops_func->hal_xmit = rtl8821cs_hal_xmit;
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ops_func->mgnt_xmit = rtl8821cs_mgnt_xmit;
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#ifdef CONFIG_RTW_MGMT_QUEUE
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ops_func->hal_mgmt_xmitframe_enqueue = rtl8821cs_hal_mgmt_xmit_enqueue;
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#endif
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ops_func->hal_xmitframe_enqueue = rtl8821cs_hal_xmit_enqueue;
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#ifdef CONFIG_XMIT_THREAD_MODE
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ops_func->xmit_thread_handler = rtl8821cs_xmit_buf_handler;
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#endif
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ops_func->run_thread = run_thread;
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ops_func->cancel_thread = cancel_thread;
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ops_func->init_recv_priv = rtl8821cs_init_recv_priv;
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ops_func->free_recv_priv = rtl8821cs_free_recv_priv;
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#ifdef CONFIG_RECV_THREAD_MODE
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ops_func->recv_hdl = rtl8821cs_recv_hdl;
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#endif
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ops_func->enable_interrupt = enable_interrupt;
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ops_func->disable_interrupt = disable_interrupt;
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#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
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ops_func->clear_interrupt = clear_interrupt_all;
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#endif
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#ifdef CONFIG_RTW_SW_LED
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ops_func->InitSwLeds = rtl8821cs_initswleds;
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ops_func->DeInitSwLeds = rtl8821cs_deinitswleds;
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#endif
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ops_func->set_hw_reg_handler = sethwreg;
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ops_func->GetHwRegHandler = gethwreg;
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ops_func->get_hal_def_var_handler = gethaldefvar;
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ops_func->SetHalDefVarHandler = sethaldefvar;
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return _TRUE;
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}
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