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/******************************************************************************
*
* Copyright(c) 2009-2013 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.
*
* 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
*
* The full GNU General Public License is included in this distribution in the
* file called LICENSE.
*
* Contact Information:
* wlanfae <wlanfae@realtek.com>
* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
* Hsinchu 300, Taiwan.
*
* Larry Finger <Larry.Finger@lwfinger.net>
*
*****************************************************************************/
#include "pwrseq.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.
*/
bool rtl88_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version,
u8 fab_version, u8 interface_type,
struct wlan_pwr_cfg pwrcfgcmd[])
{
struct wlan_pwr_cfg cmd = {0};
bool polling_bit = false;
u32 ary_idx = 0;
u8 val = 0;
u32 offset = 0;
u32 polling_count = 0;
u32 max_polling_cnt = 5000;
do {
cmd = pwrcfgcmd[ary_idx];
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
"rtl88_hal_pwrseqcmdparsing(): offset(%#x), cut_msk(%#x), fab_msk(%#x),"
"interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), val(%#x)\n",
GET_PWR_CFG_OFFSET(cmd),
GET_PWR_CFG_CUT_MASK(cmd),
GET_PWR_CFG_FAB_MASK(cmd),
GET_PWR_CFG_INTF_MASK(cmd),
GET_PWR_CFG_BASE(cmd),
GET_PWR_CFG_CMD(cmd),
GET_PWR_CFG_MASK(cmd),
GET_PWR_CFG_VALUE(cmd));
if ((GET_PWR_CFG_FAB_MASK(cmd) & fab_version) &&
(GET_PWR_CFG_CUT_MASK(cmd) & cut_version) &&
(GET_PWR_CFG_INTF_MASK(cmd) & interface_type)) {
switch (GET_PWR_CFG_CMD(cmd)) {
case PWR_CMD_READ:
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
"rtl88_hal_pwrseqcmdparsing(): PWR_CMD_READ\n");
break;
case PWR_CMD_WRITE: {
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
"rtl88_hal_pwrseqcmdparsing(): PWR_CMD_WRITE\n");
offset = GET_PWR_CFG_OFFSET(cmd);
/*Read the val from system register*/
val = rtl_read_byte(rtlpriv, offset);
val &= (~(GET_PWR_CFG_MASK(cmd)));
val |= (GET_PWR_CFG_VALUE(cmd) &
GET_PWR_CFG_MASK(cmd));
/*Write the val back to sytem register*/
rtl_write_byte(rtlpriv, offset, val);
}
break;
case PWR_CMD_POLLING:
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
"rtl88_hal_pwrseqcmdparsing(): PWR_CMD_POLLING\n");
polling_bit = false;
offset = GET_PWR_CFG_OFFSET(cmd);
do {
val = rtl_read_byte(rtlpriv, offset);
val = val & GET_PWR_CFG_MASK(cmd);
if (val == (GET_PWR_CFG_VALUE(cmd) &
GET_PWR_CFG_MASK(cmd)))
polling_bit = true;
else
udelay(10);
if (polling_count++ > max_polling_cnt) {
RT_TRACE(rtlpriv, COMP_INIT,
DBG_LOUD,
"polling fail in pwrseqcmd\n");
return false;
}
} while (!polling_bit);
break;
case PWR_CMD_DELAY:
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
"rtl88_hal_pwrseqcmdparsing(): PWR_CMD_DELAY\n");
if (GET_PWR_CFG_VALUE(cmd) == PWRSEQ_DELAY_US)
udelay(GET_PWR_CFG_OFFSET(cmd));
else
mdelay(GET_PWR_CFG_OFFSET(cmd));
break;
case PWR_CMD_END:
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
"rtl88_hal_pwrseqcmdparsing(): PWR_CMD_END\n");
return true;
default:
RT_ASSERT(false,
"rtl88_hal_pwrseqcmdparsing(): Unknown CMD!!\n");
break;
}
}
ary_idx++;
} while (1);
return true;
}
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