/******************************************************************************
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*
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* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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#define _HCI_OPS_OS_C_
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#include <drv_types.h>
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#include <rtl8188e_hal.h>
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#ifdef CONFIG_SUPPORT_USB_INT
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void interrupt_handler_8188eu(_adapter *padapter, u16 pkt_len, u8 *pbuf)
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{
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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struct reportpwrstate_parm pwr_rpt;
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if (pkt_len != INTERRUPT_MSG_FORMAT_LEN) {
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RTW_INFO("%s Invalid interrupt content length (%d)!\n", __FUNCTION__, pkt_len);
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return ;
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}
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/* HISR */
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_rtw_memcpy(&(pHalData->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4);
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_rtw_memcpy(&(pHalData->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4);
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#if 0 /* DBG */
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{
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u32 hisr = 0 , hisr_ex = 0;
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_rtw_memcpy(&hisr, &(pHalData->IntArray[0]), 4);
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hisr = le32_to_cpu(hisr);
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_rtw_memcpy(&hisr_ex, &(pHalData->IntArray[1]), 4);
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hisr_ex = le32_to_cpu(hisr_ex);
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if ((hisr != 0) || (hisr_ex != 0))
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RTW_INFO("===> %s hisr:0x%08x ,hisr_ex:0x%08x\n", __FUNCTION__, hisr, hisr_ex);
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}
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#endif
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#ifdef CONFIG_LPS_LCLK
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if (pHalData->IntArray[0] & IMR_CPWM_88E) {
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_rtw_memcpy(&pwr_rpt.state, &(pbuf[USB_INTR_CONTENT_CPWM1_OFFSET]), 1);
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/* _rtw_memcpy(&pwr_rpt.state2, &(pbuf[USB_INTR_CONTENT_CPWM2_OFFSET]), 1); */
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/* 88e's cpwm value only change BIT0, so driver need to add PS_STATE_S2 for LPS flow. */
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pwr_rpt.state |= PS_STATE_S2;
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_set_workitem(&(adapter_to_pwrctl(padapter)->cpwm_event));
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}
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#endif/* CONFIG_LPS_LCLK */
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#ifdef CONFIG_INTERRUPT_BASED_TXBCN
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#ifdef CONFIG_INTERRUPT_BASED_TXBCN_EARLY_INT
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if (pHalData->IntArray[0] & IMR_BCNDMAINT0_88E) /*only for BCN_0*/
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#endif
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#ifdef CONFIG_INTERRUPT_BASED_TXBCN_BCN_OK_ERR
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if (pHalData->IntArray[0] & (IMR_TBDER_88E | IMR_TBDOK_88E))
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#endif
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{
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#if 0
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if (pHalData->IntArray[0] & IMR_BCNDMAINT0_88E)
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RTW_INFO("%s: HISR_BCNERLY_INT\n", __func__);
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if (pHalData->IntArray[0] & IMR_TBDOK_88E)
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RTW_INFO("%s: HISR_TXBCNOK\n", __func__);
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if (pHalData->IntArray[0] & IMR_TBDER_88E)
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RTW_INFO("%s: HISR_TXBCNERR\n", __func__);
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#endif
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rtw_mi_set_tx_beacon_cmd(padapter);
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}
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#endif /* CONFIG_INTERRUPT_BASED_TXBCN */
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#ifdef DBG_CONFIG_ERROR_DETECT_INT
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if (pHalData->IntArray[1] & IMR_TXERR_88E)
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RTW_INFO("===> %s Tx Error Flag Interrupt Status\n", __FUNCTION__);
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if (pHalData->IntArray[1] & IMR_RXERR_88E)
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RTW_INFO("===> %s Rx Error Flag INT Status\n", __FUNCTION__);
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if (pHalData->IntArray[1] & IMR_TXFOVW_88E)
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RTW_INFO("===> %s Transmit FIFO Overflow\n", __FUNCTION__);
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if (pHalData->IntArray[1] & IMR_RXFOVW_88E)
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RTW_INFO("===> %s Receive FIFO Overflow\n", __FUNCTION__);
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#endif/* DBG_CONFIG_ERROR_DETECT_INT */
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#ifdef CONFIG_FW_C2H_REG
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/* C2H Event */
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if (pbuf[0] != 0)
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usb_c2h_hisr_hdl(padapter, pbuf);
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#endif
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}
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#endif
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int recvbuf2recvframe(PADAPTER padapter, void *ptr)
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{
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u8 *pbuf;
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u16 pkt_cnt;
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u32 pkt_offset;
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s32 transfer_len;
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struct recv_stat *prxstat;
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u8 *pphy_status = NULL;
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union recv_frame *precvframe = NULL;
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struct rx_pkt_attrib *pattrib = NULL;
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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struct recv_priv *precvpriv = &padapter->recvpriv;
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_queue *pfree_recv_queue = &precvpriv->free_recv_queue;
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_pkt *pskb;
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#ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
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pskb = NULL;
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transfer_len = (s32)((struct recv_buf *)ptr)->transfer_len;
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pbuf = ((struct recv_buf *)ptr)->pbuf;
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#else
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pskb = (_pkt *)ptr;
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transfer_len = (s32)pskb->len;
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pbuf = pskb->data;
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#endif
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prxstat = (struct recv_stat *)pbuf;
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pkt_cnt = (le32_to_cpu(prxstat->rxdw2) >> 16) & 0xff;
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#if 0 /* temp remove when disable usb rx aggregation */
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if ((pkt_cnt > 10) || (pkt_cnt < 1) || (transfer_len < RXDESC_SIZE) || (pkt_len <= 0))
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return _FAIL;
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#endif
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do {
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prxstat = (struct recv_stat *)pbuf;
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precvframe = rtw_alloc_recvframe(pfree_recv_queue);
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if (precvframe == NULL) {
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RTW_INFO("%s()-%d: rtw_alloc_recvframe() failed! RX Drop!\n", __FUNCTION__, __LINE__);
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goto _exit_recvbuf2recvframe;
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}
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_rtw_init_listhead(&precvframe->u.hdr.list);
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precvframe->u.hdr.precvbuf = NULL; /* can't access the precvbuf for new arch. */
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precvframe->u.hdr.len = 0;
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rtl8188e_query_rx_desc_status(precvframe, prxstat);
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pattrib = &precvframe->u.hdr.attrib;
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if ((padapter->registrypriv.mp_mode == 0) && ((pattrib->crc_err) || (pattrib->icv_err))) {
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RTW_INFO("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n", __FUNCTION__, pattrib->crc_err, pattrib->icv_err);
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rtw_free_recvframe(precvframe, pfree_recv_queue);
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goto _exit_recvbuf2recvframe;
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}
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pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len;
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if ((pattrib->pkt_len <= 0) || (pkt_offset > transfer_len)) {
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RTW_INFO("%s()-%d: RX Warning!,pkt_len<=0 or pkt_offset> transfoer_len\n", __FUNCTION__, __LINE__);
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rtw_free_recvframe(precvframe, pfree_recv_queue);
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goto _exit_recvbuf2recvframe;
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}
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#ifdef CONFIG_RX_PACKET_APPEND_FCS
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if (check_fwstate(&padapter->mlmepriv, WIFI_MONITOR_STATE) == _FALSE)
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if ((pattrib->pkt_rpt_type == NORMAL_RX) && (pHalData->ReceiveConfig & RCR_APPFCS))
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pattrib->pkt_len -= IEEE80211_FCS_LEN;
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#endif
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if (rtw_os_alloc_recvframe(padapter, precvframe,
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(pbuf + pattrib->shift_sz + pattrib->drvinfo_sz + RXDESC_SIZE), pskb) == _FAIL) {
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rtw_free_recvframe(precvframe, pfree_recv_queue);
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goto _exit_recvbuf2recvframe;
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}
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recvframe_put(precvframe, pattrib->pkt_len);
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/* recvframe_pull(precvframe, drvinfo_sz + RXDESC_SIZE); */
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if (pattrib->pkt_rpt_type == NORMAL_RX) { /* Normal rx packet */
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if (pattrib->physt)
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pphy_status = pbuf + RXDESC_OFFSET;
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#ifdef CONFIG_CONCURRENT_MODE
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pre_recv_entry(precvframe, pphy_status);
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#endif /*CONFIG_CONCURRENT_MODE*/
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if (pattrib->physt && pphy_status)
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rx_query_phy_status(precvframe, pphy_status);
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rtw_recv_entry(precvframe);
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} else { /* pkt_rpt_type == TX_REPORT1-CCX, TX_REPORT2-TX RTP,HIS_REPORT-USB HISR RTP */
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/* enqueue recvframe to txrtp queue */
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if (pattrib->pkt_rpt_type == TX_REPORT1) {
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/* RTW_INFO("rx CCX\n"); */
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/* CCX-TXRPT ack for xmit mgmt frames. */
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handle_txrpt_ccx_88e(padapter, precvframe->u.hdr.rx_data);
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} else if (pattrib->pkt_rpt_type == TX_REPORT2) {
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/* RTW_INFO("recv TX RPT\n"); */
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odm_ra_tx_rpt2_handle_8188e(
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&pHalData->odmpriv,
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precvframe->u.hdr.rx_data,
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pattrib->pkt_len,
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pattrib->MacIDValidEntry[0],
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pattrib->MacIDValidEntry[1]
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);
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} else if (pattrib->pkt_rpt_type == HIS_REPORT) {
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/* RTW_INFO("%s , rx USB HISR\n",__FUNCTION__); */
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#ifdef CONFIG_SUPPORT_USB_INT
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interrupt_handler_8188eu(padapter, pattrib->pkt_len, precvframe->u.hdr.rx_data);
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#endif
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}
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rtw_free_recvframe(precvframe, pfree_recv_queue);
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}
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#ifdef CONFIG_USB_RX_AGGREGATION
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switch (pHalData->rxagg_mode) {
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case RX_AGG_DMA:
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case RX_AGG_MIX:
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pkt_offset = (u16)_RND128(pkt_offset);
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break;
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case RX_AGG_USB:
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pkt_offset = (u16)_RND4(pkt_offset);
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break;
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case RX_AGG_DISABLE:
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default:
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break;
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}
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#endif
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pkt_cnt--;
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transfer_len -= pkt_offset;
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pbuf += pkt_offset;
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precvframe = NULL;
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if (transfer_len > 0 && pkt_cnt == 0)
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pkt_cnt = (le32_to_cpu(prxstat->rxdw2) >> 16) & 0xff;
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} while ((transfer_len > 0) && (pkt_cnt > 0));
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_exit_recvbuf2recvframe:
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return _SUCCESS;
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}
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void rtl8188eu_xmit_tasklet(void *priv)
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{
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int ret = _FALSE;
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_adapter *padapter = (_adapter *)priv;
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struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
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while (1) {
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if (RTW_CANNOT_TX(padapter)) {
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RTW_INFO("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n");
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break;
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}
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if (rtw_xmit_ac_blocked(padapter) == _TRUE)
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break;
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ret = rtl8188eu_xmitframe_complete(padapter, pxmitpriv, NULL);
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if (ret == _FALSE)
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break;
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}
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}
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void rtl8188eu_set_hw_type(struct dvobj_priv *pdvobj)
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{
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pdvobj->HardwareType = HARDWARE_TYPE_RTL8188EU;
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RTW_INFO("CHIP TYPE: RTL8188E\n");
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}
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