diff options
Diffstat (limited to 'drivers/staging/rtl8188eu/hal/rtl8188e_sreset.c')
| -rw-r--r-- | drivers/staging/rtl8188eu/hal/rtl8188e_sreset.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/drivers/staging/rtl8188eu/hal/rtl8188e_sreset.c b/drivers/staging/rtl8188eu/hal/rtl8188e_sreset.c new file mode 100644 index 000000000000..96d698e1f33e --- /dev/null +++ b/drivers/staging/rtl8188eu/hal/rtl8188e_sreset.c @@ -0,0 +1,80 @@ +/****************************************************************************** + * + * 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); + } +} |