rtl8188eu/hal/rtl8188e_sreset.c

81 lines
2.7 KiB
C
Raw Normal View History

/******************************************************************************
*
* 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
*
*
******************************************************************************/
#define _RTL8188E_SRESET_C_
#include <rtl8188e_sreset.h>
#include <rtl8188e_hal.h>
void rtl8188e_silentreset_for_specific_platform(struct adapter *padapter)
{
}
void rtl8188e_sreset_xmit_status_check(struct adapter *padapter)
{
struct hal_data_8188e *pHalData = GET_HAL_DATA(padapter);
struct sreset_priv *psrtpriv = &pHalData->srestpriv;
unsigned long current_time;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
unsigned int diff_time;
u32 txdma_status;
txdma_status = rtw_read32(padapter, REG_TXDMA_STATUS);
if (txdma_status != 0x00) {
DBG_88E("%s REG_TXDMA_STATUS:0x%08x\n", __func__, txdma_status);
rtw_write32(padapter, REG_TXDMA_STATUS, txdma_status);
rtl8188e_silentreset_for_specific_platform(padapter);
}
/* total xmit irp = 4 */
current_time = rtw_get_current_time();
if (0 == pxmitpriv->free_xmitbuf_cnt) {
diff_time = jiffies_to_msecs(current_time - psrtpriv->last_tx_time);
if (diff_time > 2000) {
if (psrtpriv->last_tx_complete_time == 0) {
psrtpriv->last_tx_complete_time = current_time;
} else {
diff_time = jiffies_to_msecs(current_time - psrtpriv->last_tx_complete_time);
if (diff_time > 4000) {
DBG_88E("%s tx hang\n", __func__);
rtl8188e_silentreset_for_specific_platform(padapter);
}
}
}
}
}
void rtl8188e_sreset_linked_status_check(struct adapter *padapter)
{
u32 rx_dma_status = 0;
u8 fw_status = 0;
rx_dma_status = rtw_read32(padapter, REG_RXDMA_STATUS);
if (rx_dma_status != 0x00) {
DBG_88E("%s REG_RXDMA_STATUS:0x%08x\n", __func__, rx_dma_status);
rtw_write32(padapter, REG_RXDMA_STATUS, rx_dma_status);
}
fw_status = rtw_read8(padapter, REG_FMETHR);
if (fw_status != 0x00) {
if (fw_status == 1)
DBG_88E("%s REG_FW_STATUS (0x%02x), Read_Efuse_Fail !!\n", __func__, fw_status);
else if (fw_status == 2)
DBG_88E("%s REG_FW_STATUS (0x%02x), Condition_No_Match !!\n", __func__, fw_status);
}
}