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/******************************************************************************
*
* Copyright(c) 2007 - 2011 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.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
/*++
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>
#ifdef CONFIG_SDIO_HCI
#include <sdio_ops.h>
#elif defined(CONFIG_GSPI_HCI)
#include <gspi_ops.h>
#endif
//
// 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;
u32 AryIdx = 0;
u8 value = 0;
u32 offset = 0;
u32 pollingCount = 0; // polling autoload done.
u32 maxPollingCnt = 5000;
do {
PwrCfgCmd = PwrSeqCmd[AryIdx];
RT_TRACE(_module_hal_init_c_ , _drv_info_,
("HalPwrSeqCmdParsing: offset(%#x) cut_msk(%#x) fab_msk(%#x) interface_msk(%#x) base(%#x) cmd(%#x) msk(%#x) value(%#x)\n",
GET_PWR_CFG_OFFSET(PwrCfgCmd),
GET_PWR_CFG_CUT_MASK(PwrCfgCmd),
GET_PWR_CFG_FAB_MASK(PwrCfgCmd),
GET_PWR_CFG_INTF_MASK(PwrCfgCmd),
GET_PWR_CFG_BASE(PwrCfgCmd),
GET_PWR_CFG_CMD(PwrCfgCmd),
GET_PWR_CFG_MASK(PwrCfgCmd),
GET_PWR_CFG_VALUE(PwrCfgCmd)));
//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:
RT_TRACE(_module_hal_init_c_ , _drv_info_, ("HalPwrSeqCmdParsing: PWR_CMD_READ\n"));
break;
case PWR_CMD_WRITE:
RT_TRACE(_module_hal_init_c_ , _drv_info_, ("HalPwrSeqCmdParsing: PWR_CMD_WRITE\n"));
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 &= ~(GET_PWR_CFG_MASK(PwrCfgCmd));
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:
RT_TRACE(_module_hal_init_c_ , _drv_info_, ("HalPwrSeqCmdParsing: PWR_CMD_POLLING\n"));
bPollingBit = _FALSE;
offset = GET_PWR_CFG_OFFSET(PwrCfgCmd);
#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 &= 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) {
DBG_871X("Fail to polling Offset[%#x]\n", offset);
return _FALSE;
}
} while (!bPollingBit);
break;
case PWR_CMD_DELAY:
RT_TRACE(_module_hal_init_c_ , _drv_info_, ("HalPwrSeqCmdParsing: PWR_CMD_DELAY\n"));
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
RT_TRACE(_module_hal_init_c_ , _drv_info_, ("HalPwrSeqCmdParsing: PWR_CMD_END\n"));
return _TRUE;
break;
default:
RT_TRACE(_module_hal_init_c_ , _drv_err_, ("HalPwrSeqCmdParsing: Unknown CMD!!\n"));
break;
}
}
AryIdx++;//Add Array Index
}while(1);
return _TRUE;
}
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