rtl8812au-chinawrj/hal/HalPwrSeqCmd.c

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2018-06-22 16:48:32 +00:00
/******************************************************************************
*
* Copyright(c) 2007 - 2017 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.
*
*****************************************************************************/
/*++
Copyright (c) Realtek Semiconductor Corp. All rights reserved.
Module Name:
HalPwrSeqCmd.c
Abstract:
Implement HW Power sequence configuration CMD handling routine for Realtek devices.
Major Change History:
When Who What
---------- --------------- -------------------------------
2011-10-26 Lucas Modify to be compatible with SD4-CE driver.
2011-07-07 Roger Create.
--*/
#include <HalPwrSeqCmd.h>
/*
* Description:
* This routine deal with the Power Configuration CMDs parsing for RTL8723/RTL8188E Series IC.
*
* Assumption:
* We should follow specific format which was released from HW SD.
*
* 2011.07.07, added by Roger.
* */
u8 HalPwrSeqCmdParsing(
PADAPTER padapter,
u8 CutVersion,
u8 FabVersion,
u8 InterfaceType,
WLAN_PWR_CFG PwrSeqCmd[])
{
WLAN_PWR_CFG PwrCfgCmd = {0};
u8 bPollingBit = _FALSE;
u8 bHWICSupport = _FALSE;
u32 AryIdx = 0;
u8 value = 0;
u32 offset = 0;
u8 flag = 0;
u32 pollingCount = 0; /* polling autoload done. */
u32 maxPollingCnt = 5000;
do {
PwrCfgCmd = PwrSeqCmd[AryIdx];
/* 2 Only Handle the command whose FAB, CUT, and Interface are matched */
if ((GET_PWR_CFG_FAB_MASK(PwrCfgCmd) & FabVersion) &&
(GET_PWR_CFG_CUT_MASK(PwrCfgCmd) & CutVersion) &&
(GET_PWR_CFG_INTF_MASK(PwrCfgCmd) & InterfaceType)) {
switch (GET_PWR_CFG_CMD(PwrCfgCmd)) {
case PWR_CMD_READ:
break;
case PWR_CMD_WRITE:
offset = GET_PWR_CFG_OFFSET(PwrCfgCmd);
#ifdef CONFIG_SDIO_HCI
/* */
/* <Roger_Notes> We should deal with interface specific address mapping for some interfaces, e.g., SDIO interface */
/* 2011.07.07. */
/* */
if (GET_PWR_CFG_BASE(PwrCfgCmd) == PWR_BASEADDR_SDIO) {
/* Read Back SDIO Local value */
value = SdioLocalCmd52Read1Byte(padapter, offset);
value &= ~(GET_PWR_CFG_MASK(PwrCfgCmd));
value |= (GET_PWR_CFG_VALUE(PwrCfgCmd) & GET_PWR_CFG_MASK(PwrCfgCmd));
/* Write Back SDIO Local value */
SdioLocalCmd52Write1Byte(padapter, offset, value);
} else
#endif
{
#ifdef CONFIG_GSPI_HCI
if (GET_PWR_CFG_BASE(PwrCfgCmd) == PWR_BASEADDR_SDIO)
offset = SPI_LOCAL_OFFSET | offset;
#endif
/* Read the value from system register */
value = rtw_read8(padapter, offset);
value = value & (~(GET_PWR_CFG_MASK(PwrCfgCmd)));
value = value | (GET_PWR_CFG_VALUE(PwrCfgCmd) & GET_PWR_CFG_MASK(PwrCfgCmd));
/* Write the value back to sytem register */
rtw_write8(padapter, offset, value);
}
break;
case PWR_CMD_POLLING:
bPollingBit = _FALSE;
offset = GET_PWR_CFG_OFFSET(PwrCfgCmd);
rtw_hal_get_hwreg(padapter, HW_VAR_PWR_CMD, &bHWICSupport);
if (bHWICSupport && offset == 0x06) {
flag = 0;
maxPollingCnt = 100000;
} else
maxPollingCnt = 5000;
#ifdef CONFIG_GSPI_HCI
if (GET_PWR_CFG_BASE(PwrCfgCmd) == PWR_BASEADDR_SDIO)
offset = SPI_LOCAL_OFFSET | offset;
#endif
do {
#ifdef CONFIG_SDIO_HCI
if (GET_PWR_CFG_BASE(PwrCfgCmd) == PWR_BASEADDR_SDIO)
value = SdioLocalCmd52Read1Byte(padapter, offset);
else
#endif
value = rtw_read8(padapter, offset);
value = value & GET_PWR_CFG_MASK(PwrCfgCmd);
if (value == (GET_PWR_CFG_VALUE(PwrCfgCmd) & GET_PWR_CFG_MASK(PwrCfgCmd)))
bPollingBit = _TRUE;
else
rtw_udelay_os(10);
if (pollingCount++ > maxPollingCnt) {
RTW_ERR("HalPwrSeqCmdParsing: Fail to polling Offset[%#x]=%02x\n", offset, value);
/* For PCIE + USB package poll power bit timeout issue only modify 8821AE and 8723BE */
if (bHWICSupport && offset == 0x06 && flag == 0) {
RTW_ERR("[WARNING] PCIE polling(0x%X) timeout(%d), Toggle 0x04[3] and try again.\n", offset, maxPollingCnt);
if (IS_HARDWARE_TYPE_8723DE(padapter))
PlatformEFIOWrite1Byte(padapter, 0x40, (PlatformEFIORead1Byte(padapter, 0x40)) & (~BIT3));
PlatformEFIOWrite1Byte(padapter, 0x04, PlatformEFIORead1Byte(padapter, 0x04) | BIT3);
PlatformEFIOWrite1Byte(padapter, 0x04, PlatformEFIORead1Byte(padapter, 0x04) & ~BIT3);
if (IS_HARDWARE_TYPE_8723DE(padapter))
PlatformEFIOWrite1Byte(padapter, 0x40, PlatformEFIORead1Byte(padapter, 0x40)|BIT3);
/* Retry Polling Process one more time */
pollingCount = 0;
flag = 1;
} else {
return _FALSE;
}
}
} while (!bPollingBit);
break;
case PWR_CMD_DELAY:
if (GET_PWR_CFG_VALUE(PwrCfgCmd) == PWRSEQ_DELAY_US)
rtw_udelay_os(GET_PWR_CFG_OFFSET(PwrCfgCmd));
else
rtw_udelay_os(GET_PWR_CFG_OFFSET(PwrCfgCmd) * 1000);
break;
case PWR_CMD_END:
/* When this command is parsed, end the process */
return _TRUE;
break;
default:
break;
}
}
AryIdx++;/* Add Array Index */
} while (1);
return _TRUE;
}