From: navin patidar Date: Sat, 21 Jun 2014 12:49:31 +0000 (+0530) Subject: staging: rtl8188eu: Merge hal/usb_ops_linux.c into os_dep/usb_ops_linux.c X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ab63f1eb0179621b76b8ef390fa14894b7d01b99;p=linux-beck.git staging: rtl8188eu: Merge hal/usb_ops_linux.c into os_dep/usb_ops_linux.c Consolidate all usb operation related functions in one file. Signed-off-by: navin patidar Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/rtl8188eu/Makefile b/drivers/staging/rtl8188eu/Makefile index 74a032cf00d1..2745076f930f 100644 --- a/drivers/staging/rtl8188eu/Makefile +++ b/drivers/staging/rtl8188eu/Makefile @@ -46,7 +46,6 @@ r8188eu-y := \ hal/rtl8188eu_recv.o \ hal/rtl8188eu_xmit.o \ hal/usb_halinit.o \ - hal/usb_ops_linux.o \ os_dep/ioctl_linux.o \ os_dep/mlme_linux.o \ os_dep/os_intfs.o \ diff --git a/drivers/staging/rtl8188eu/hal/usb_ops_linux.c b/drivers/staging/rtl8188eu/hal/usb_ops_linux.c deleted file mode 100644 index 1002ff07f321..000000000000 --- a/drivers/staging/rtl8188eu/hal/usb_ops_linux.c +++ /dev/null @@ -1,665 +0,0 @@ -/****************************************************************************** - * - * 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 _HCI_OPS_OS_C_ - -#include -#include -#include -#include -#include -#include - -static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 index, void *pdata, u16 len, u8 requesttype) -{ - struct dvobj_priv *dvobjpriv = adapter_to_dvobj(adapt); - struct usb_device *udev = dvobjpriv->pusbdev; - unsigned int pipe; - int status = 0; - u8 reqtype; - u8 *pIo_buf; - int vendorreq_times = 0; - - if ((adapt->bSurpriseRemoved) || (adapt->pwrctrlpriv.pnp_bstop_trx)) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usbctrl_vendorreq:(adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n")); - status = -EPERM; - goto exit; - } - - if (len > MAX_VENDOR_REQ_CMD_SIZE) { - DBG_88E("[%s] Buffer len error ,vendor request failed\n", __func__); - status = -EINVAL; - goto exit; - } - - _enter_critical_mutex(&dvobjpriv->usb_vendor_req_mutex, NULL); - - /* Acquire IO memory for vendorreq */ - pIo_buf = dvobjpriv->usb_vendor_req_buf; - - if (pIo_buf == NULL) { - DBG_88E("[%s] pIo_buf == NULL\n", __func__); - status = -ENOMEM; - goto release_mutex; - } - - while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) { - _rtw_memset(pIo_buf, 0, len); - - if (requesttype == 0x01) { - pipe = usb_rcvctrlpipe(udev, 0);/* read_in */ - reqtype = REALTEK_USB_VENQT_READ; - } else { - pipe = usb_sndctrlpipe(udev, 0);/* write_out */ - reqtype = REALTEK_USB_VENQT_WRITE; - memcpy(pIo_buf, pdata, len); - } - - status = rtw_usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT); - - if (status == len) { /* Success this control transfer. */ - rtw_reset_continual_urb_error(dvobjpriv); - if (requesttype == 0x01) - memcpy(pdata, pIo_buf, len); - } else { /* error cases */ - DBG_88E("reg 0x%x, usb %s %u fail, status:%d value=0x%x, vendorreq_times:%d\n", - value, (requesttype == 0x01) ? "read" : "write", - len, status, *(u32 *)pdata, vendorreq_times); - - if (status < 0) { - if (status == (-ESHUTDOWN) || status == -ENODEV) { - adapt->bSurpriseRemoved = true; - } else { - struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); - haldata->srestpriv.Wifi_Error_Status = USB_VEN_REQ_CMD_FAIL; - } - } else { /* status != len && status >= 0 */ - if (status > 0) { - if (requesttype == 0x01) { - /* For Control read transfer, we have to copy the read data from pIo_buf to pdata. */ - memcpy(pdata, pIo_buf, len); - } - } - } - - if (rtw_inc_and_chk_continual_urb_error(dvobjpriv)) { - adapt->bSurpriseRemoved = true; - break; - } - - } - - /* firmware download is checksumed, don't retry */ - if ((value >= FW_8188E_START_ADDRESS && value <= FW_8188E_END_ADDRESS) || status == len) - break; - } -release_mutex: - mutex_unlock(&dvobjpriv->usb_vendor_req_mutex); -exit: - return status; -} - -u8 usb_read8(struct adapter *adapter, u32 addr) -{ - u8 request; - u8 requesttype; - u16 wvalue; - u16 index; - u16 len; - u8 data = 0; - - - request = 0x05; - requesttype = 0x01;/* read_in */ - index = 0;/* n/a */ - - wvalue = (u16)(addr&0x0000ffff); - len = 1; - - usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); - - - return data; - -} - -u16 usb_read16(struct adapter *adapter, u32 addr) -{ - u8 request; - u8 requesttype; - u16 wvalue; - u16 index; - u16 len; - __le32 data; - - request = 0x05; - requesttype = 0x01;/* read_in */ - index = 0;/* n/a */ - wvalue = (u16)(addr&0x0000ffff); - len = 2; - usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); - - return (u16)(le32_to_cpu(data)&0xffff); -} - -u32 usb_read32(struct adapter *adapter, u32 addr) -{ - u8 request; - u8 requesttype; - u16 wvalue; - u16 index; - u16 len; - __le32 data; - - - request = 0x05; - requesttype = 0x01;/* read_in */ - index = 0;/* n/a */ - - wvalue = (u16)(addr&0x0000ffff); - len = 4; - - usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); - - - return le32_to_cpu(data); -} - -int usb_write8(struct adapter *adapter, u32 addr, u8 val) -{ - u8 request; - u8 requesttype; - u16 wvalue; - u16 index; - u16 len; - u8 data; - int ret; - - request = 0x05; - requesttype = 0x00;/* write_out */ - index = 0;/* n/a */ - wvalue = (u16)(addr&0x0000ffff); - len = 1; - data = val; - ret = usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); - return ret; -} - -int usb_write16(struct adapter *adapter, u32 addr, u16 val) -{ - u8 request; - u8 requesttype; - u16 wvalue; - u16 index; - u16 len; - __le32 data; - int ret; - - - request = 0x05; - requesttype = 0x00;/* write_out */ - index = 0;/* n/a */ - - wvalue = (u16)(addr&0x0000ffff); - len = 2; - - data = cpu_to_le32(val & 0x0000ffff); - - ret = usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); - - - return ret; -} - -int usb_write32(struct adapter *adapter, u32 addr, u32 val) -{ - u8 request; - u8 requesttype; - u16 wvalue; - u16 index; - u16 len; - __le32 data; - int ret; - - - request = 0x05; - requesttype = 0x00;/* write_out */ - index = 0;/* n/a */ - - wvalue = (u16)(addr&0x0000ffff); - len = 4; - data = cpu_to_le32(val); - - ret = usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); - - - return ret; -} - -int usb_writeN(struct adapter *adapter, u32 addr, u32 length, u8 *pdata) -{ - u8 request; - u8 requesttype; - u16 wvalue; - u16 index; - u16 len; - u8 buf[VENDOR_CMD_MAX_DATA_LEN] = {0}; - int ret; - - - request = 0x05; - requesttype = 0x00;/* write_out */ - index = 0;/* n/a */ - - wvalue = (u16)(addr&0x0000ffff); - len = length; - memcpy(buf, pdata, len); - - ret = usbctrl_vendorreq(adapter, request, wvalue, index, buf, len, requesttype); - - - return RTW_STATUS_CODE(ret); -} - -static void interrupt_handler_8188eu(struct adapter *adapt, u16 pkt_len, u8 *pbuf) -{ - struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); - - if (pkt_len != INTERRUPT_MSG_FORMAT_LEN) { - DBG_88E("%s Invalid interrupt content length (%d)!\n", __func__, pkt_len); - return; - } - - /* HISR */ - memcpy(&(haldata->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4); - memcpy(&(haldata->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4); - - /* C2H Event */ - if (pbuf[0] != 0) - memcpy(&(haldata->C2hArray[0]), &(pbuf[USB_INTR_CONTENT_C2H_OFFSET]), 16); -} - -static int recvbuf2recvframe(struct adapter *adapt, struct sk_buff *pskb) -{ - u8 *pbuf; - u8 shift_sz = 0; - u16 pkt_cnt; - u32 pkt_offset, skb_len, alloc_sz; - s32 transfer_len; - struct recv_stat *prxstat; - struct phy_stat *pphy_status = NULL; - struct sk_buff *pkt_copy = NULL; - struct recv_frame *precvframe = NULL; - struct rx_pkt_attrib *pattrib = NULL; - struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); - struct recv_priv *precvpriv = &adapt->recvpriv; - struct __queue *pfree_recv_queue = &precvpriv->free_recv_queue; - - transfer_len = (s32)pskb->len; - pbuf = pskb->data; - - prxstat = (struct recv_stat *)pbuf; - pkt_cnt = (le32_to_cpu(prxstat->rxdw2) >> 16) & 0xff; - - do { - RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, - ("recvbuf2recvframe: rxdesc=offsset 0:0x%08x, 4:0x%08x, 8:0x%08x, C:0x%08x\n", - prxstat->rxdw0, prxstat->rxdw1, prxstat->rxdw2, prxstat->rxdw4)); - - prxstat = (struct recv_stat *)pbuf; - - precvframe = rtw_alloc_recvframe(pfree_recv_queue); - if (precvframe == NULL) { - RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvbuf2recvframe: precvframe==NULL\n")); - DBG_88E("%s()-%d: rtw_alloc_recvframe() failed! RX Drop!\n", __func__, __LINE__); - goto _exit_recvbuf2recvframe; - } - - _rtw_init_listhead(&precvframe->list); - precvframe->len = 0; - - update_recvframe_attrib_88e(precvframe, prxstat); - - pattrib = &precvframe->attrib; - - if ((pattrib->crc_err) || (pattrib->icv_err)) { - DBG_88E("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n", __func__, pattrib->crc_err, pattrib->icv_err); - - rtw_free_recvframe(precvframe, pfree_recv_queue); - goto _exit_recvbuf2recvframe; - } - - if ((pattrib->physt) && (pattrib->pkt_rpt_type == NORMAL_RX)) - pphy_status = (struct phy_stat *)(pbuf + RXDESC_OFFSET); - - pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len; - - if ((pattrib->pkt_len <= 0) || (pkt_offset > transfer_len)) { - RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("recvbuf2recvframe: pkt_len<=0\n")); - DBG_88E("%s()-%d: RX Warning!,pkt_len<=0 or pkt_offset> transfoer_len\n", __func__, __LINE__); - rtw_free_recvframe(precvframe, pfree_recv_queue); - goto _exit_recvbuf2recvframe; - } - - /* Modified by Albert 20101213 */ - /* For 8 bytes IP header alignment. */ - if (pattrib->qos) /* Qos data, wireless lan header length is 26 */ - shift_sz = 6; - else - shift_sz = 0; - - skb_len = pattrib->pkt_len; - - /* for first fragment packet, driver need allocate 1536+drvinfo_sz+RXDESC_SIZE to defrag packet. */ - /* modify alloc_sz for recvive crc error packet by thomas 2011-06-02 */ - if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) { - if (skb_len <= 1650) - alloc_sz = 1664; - else - alloc_sz = skb_len + 14; - } else { - alloc_sz = skb_len; - /* 6 is for IP header 8 bytes alignment in QoS packet case. */ - /* 8 is for skb->data 4 bytes alignment. */ - alloc_sz += 14; - } - - pkt_copy = netdev_alloc_skb(adapt->pnetdev, alloc_sz); - if (pkt_copy) { - pkt_copy->dev = adapt->pnetdev; - precvframe->pkt = pkt_copy; - precvframe->rx_head = pkt_copy->data; - precvframe->rx_end = pkt_copy->data + alloc_sz; - skb_reserve(pkt_copy, 8 - ((size_t)(pkt_copy->data) & 7));/* force pkt_copy->data at 8-byte alignment address */ - skb_reserve(pkt_copy, shift_sz);/* force ip_hdr at 8-byte alignment address according to shift_sz. */ - memcpy(pkt_copy->data, (pbuf + pattrib->drvinfo_sz + RXDESC_SIZE), skb_len); - precvframe->rx_tail = pkt_copy->data; - precvframe->rx_data = pkt_copy->data; - } else { - if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) { - DBG_88E("recvbuf2recvframe: alloc_skb fail , drop frag frame\n"); - rtw_free_recvframe(precvframe, pfree_recv_queue); - goto _exit_recvbuf2recvframe; - } - precvframe->pkt = skb_clone(pskb, GFP_ATOMIC); - if (precvframe->pkt) { - precvframe->rx_tail = pbuf + pattrib->drvinfo_sz + RXDESC_SIZE; - precvframe->rx_head = precvframe->rx_tail; - precvframe->rx_data = precvframe->rx_tail; - precvframe->rx_end = pbuf + pattrib->drvinfo_sz + RXDESC_SIZE + alloc_sz; - } else { - DBG_88E("recvbuf2recvframe: skb_clone fail\n"); - rtw_free_recvframe(precvframe, pfree_recv_queue); - goto _exit_recvbuf2recvframe; - } - } - - recvframe_put(precvframe, skb_len); - - switch (haldata->UsbRxAggMode) { - case USB_RX_AGG_DMA: - case USB_RX_AGG_MIX: - pkt_offset = (u16)_RND128(pkt_offset); - break; - case USB_RX_AGG_USB: - pkt_offset = (u16)_RND4(pkt_offset); - break; - case USB_RX_AGG_DISABLE: - default: - break; - } - if (pattrib->pkt_rpt_type == NORMAL_RX) { /* Normal rx packet */ - if (pattrib->physt) - update_recvframe_phyinfo_88e(precvframe, (struct phy_stat *)pphy_status); - if (rtw_recv_entry(precvframe) != _SUCCESS) { - RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, - ("recvbuf2recvframe: rtw_recv_entry(precvframe) != _SUCCESS\n")); - } - } else { - /* enqueue recvframe to txrtp queue */ - if (pattrib->pkt_rpt_type == TX_REPORT1) { - /* CCX-TXRPT ack for xmit mgmt frames. */ - handle_txrpt_ccx_88e(adapt, precvframe->rx_data); - } else if (pattrib->pkt_rpt_type == TX_REPORT2) { - ODM_RA_TxRPT2Handle_8188E( - &haldata->odmpriv, - precvframe->rx_data, - pattrib->pkt_len, - pattrib->MacIDValidEntry[0], - pattrib->MacIDValidEntry[1] - ); - } else if (pattrib->pkt_rpt_type == HIS_REPORT) { - interrupt_handler_8188eu(adapt, pattrib->pkt_len, precvframe->rx_data); - } - rtw_free_recvframe(precvframe, pfree_recv_queue); - } - pkt_cnt--; - transfer_len -= pkt_offset; - pbuf += pkt_offset; - precvframe = NULL; - pkt_copy = NULL; - - if (transfer_len > 0 && pkt_cnt == 0) - pkt_cnt = (le32_to_cpu(prxstat->rxdw2)>>16) & 0xff; - - } while ((transfer_len > 0) && (pkt_cnt > 0)); - -_exit_recvbuf2recvframe: - - return _SUCCESS; -} - -void rtl8188eu_recv_tasklet(void *priv) -{ - struct sk_buff *pskb; - struct adapter *adapt = (struct adapter *)priv; - struct recv_priv *precvpriv = &adapt->recvpriv; - - while (NULL != (pskb = skb_dequeue(&precvpriv->rx_skb_queue))) { - if ((adapt->bDriverStopped) || (adapt->bSurpriseRemoved)) { - DBG_88E("recv_tasklet => bDriverStopped or bSurpriseRemoved\n"); - dev_kfree_skb_any(pskb); - break; - } - recvbuf2recvframe(adapt, pskb); - skb_reset_tail_pointer(pskb); - pskb->len = 0; - skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb); - } -} - -static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs) -{ - struct recv_buf *precvbuf = (struct recv_buf *)purb->context; - struct adapter *adapt = (struct adapter *)precvbuf->adapter; - struct recv_priv *precvpriv = &adapt->recvpriv; - - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete!!!\n")); - - precvpriv->rx_pending_cnt--; - - if (adapt->bSurpriseRemoved || adapt->bDriverStopped || adapt->bReadPortCancel) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, - ("usb_read_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)\n", - adapt->bDriverStopped, adapt->bSurpriseRemoved)); - - precvbuf->reuse = true; - DBG_88E("%s() RX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bReadPortCancel(%d)\n", - __func__, adapt->bDriverStopped, - adapt->bSurpriseRemoved, adapt->bReadPortCancel); - return; - } - - if (purb->status == 0) { /* SUCCESS */ - if ((purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, - ("usb_read_port_complete: (purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)\n")); - precvbuf->reuse = true; - usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); - DBG_88E("%s()-%d: RX Warning!\n", __func__, __LINE__); - } else { - rtw_reset_continual_urb_error(adapter_to_dvobj(adapt)); - - skb_put(precvbuf->pskb, purb->actual_length); - skb_queue_tail(&precvpriv->rx_skb_queue, precvbuf->pskb); - - if (skb_queue_len(&precvpriv->rx_skb_queue) <= 1) - tasklet_schedule(&precvpriv->recv_tasklet); - - precvbuf->pskb = NULL; - precvbuf->reuse = false; - usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); - } - } else { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete : purb->status(%d) != 0\n", purb->status)); - - DBG_88E("###=> usb_read_port_complete => urb status(%d)\n", purb->status); - skb_put(precvbuf->pskb, purb->actual_length); - precvbuf->pskb = NULL; - - if (rtw_inc_and_chk_continual_urb_error(adapter_to_dvobj(adapt))) - adapt->bSurpriseRemoved = true; - - switch (purb->status) { - case -EINVAL: - case -EPIPE: - case -ENODEV: - case -ESHUTDOWN: - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bSurpriseRemoved=true\n")); - case -ENOENT: - adapt->bDriverStopped = true; - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bDriverStopped=true\n")); - break; - case -EPROTO: - case -EOVERFLOW: - { - struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); - haldata->srestpriv.Wifi_Error_Status = USB_READ_PORT_FAIL; - } - precvbuf->reuse = true; - usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); - break; - case -EINPROGRESS: - DBG_88E("ERROR: URB IS IN PROGRESS!\n"); - break; - default: - break; - } - } -} - -u32 usb_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *rmem) -{ - struct urb *purb = NULL; - struct recv_buf *precvbuf = (struct recv_buf *)rmem; - struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter); - struct recv_priv *precvpriv = &adapter->recvpriv; - struct usb_device *pusbd = pdvobj->pusbdev; - int err; - unsigned int pipe; - size_t tmpaddr = 0; - size_t alignment = 0; - u32 ret = _SUCCESS; - - - if (adapter->bDriverStopped || adapter->bSurpriseRemoved || - adapter->pwrctrlpriv.pnp_bstop_trx) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, - ("usb_read_port:(adapt->bDriverStopped ||adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n")); - return _FAIL; - } - - if (!precvbuf) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, - ("usb_read_port:precvbuf==NULL\n")); - return _FAIL; - } - - if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { - precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue); - if (NULL != precvbuf->pskb) - precvbuf->reuse = true; - } - - /* re-assign for linux based on skb */ - if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { - precvbuf->pskb = netdev_alloc_skb(adapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ); - if (precvbuf->pskb == NULL) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("init_recvbuf(): alloc_skb fail!\n")); - DBG_88E("#### usb_read_port() alloc_skb fail!#####\n"); - return _FAIL; - } - - tmpaddr = (size_t)precvbuf->pskb->data; - alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1); - skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment)); - } else { /* reuse skb */ - precvbuf->reuse = false; - } - - precvpriv->rx_pending_cnt++; - - purb = precvbuf->purb; - - /* translate DMA FIFO addr to pipehandle */ - pipe = ffaddr2pipehdl(pdvobj, addr); - - usb_fill_bulk_urb(purb, pusbd, pipe, - precvbuf->pskb->data, - MAX_RECVBUF_SZ, - usb_read_port_complete, - precvbuf);/* context is precvbuf */ - - err = usb_submit_urb(purb, GFP_ATOMIC); - if ((err) && (err != (-EPERM))) { - RT_TRACE(_module_hci_ops_os_c_, _drv_err_, - ("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x", - err, purb->status)); - DBG_88E("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n", - err, purb->status); - ret = _FAIL; - } - - return ret; -} - -void rtl8188eu_xmit_tasklet(void *priv) -{ - int ret = false; - struct adapter *adapt = (struct adapter *)priv; - struct xmit_priv *pxmitpriv = &adapt->xmitpriv; - - if (check_fwstate(&adapt->mlmepriv, _FW_UNDER_SURVEY)) - return; - - while (1) { - if ((adapt->bDriverStopped) || - (adapt->bSurpriseRemoved) || - (adapt->bWritePortCancel)) { - DBG_88E("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n"); - break; - } - - ret = rtl8188eu_xmitframe_complete(adapt, pxmitpriv, NULL); - - if (!ret) - break; - } -} - diff --git a/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c b/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c index 92c42e49a946..756318818ae0 100644 --- a/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c +++ b/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c @@ -19,9 +19,198 @@ #define _USB_OPS_LINUX_C_ #include -#include +#include +#include #include +static void interrupt_handler_8188eu(struct adapter *adapt, u16 pkt_len, u8 *pbuf) +{ + struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); + + if (pkt_len != INTERRUPT_MSG_FORMAT_LEN) { + DBG_88E("%s Invalid interrupt content length (%d)!\n", __func__, pkt_len); + return; + } + + /* HISR */ + memcpy(&(haldata->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4); + memcpy(&(haldata->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4); + + /* C2H Event */ + if (pbuf[0] != 0) + memcpy(&(haldata->C2hArray[0]), &(pbuf[USB_INTR_CONTENT_C2H_OFFSET]), 16); +} + +static int recvbuf2recvframe(struct adapter *adapt, struct sk_buff *pskb) +{ + u8 *pbuf; + u8 shift_sz = 0; + u16 pkt_cnt; + u32 pkt_offset, skb_len, alloc_sz; + s32 transfer_len; + struct recv_stat *prxstat; + struct phy_stat *pphy_status = NULL; + struct sk_buff *pkt_copy = NULL; + struct recv_frame *precvframe = NULL; + struct rx_pkt_attrib *pattrib = NULL; + struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); + struct recv_priv *precvpriv = &adapt->recvpriv; + struct __queue *pfree_recv_queue = &precvpriv->free_recv_queue; + + transfer_len = (s32)pskb->len; + pbuf = pskb->data; + + prxstat = (struct recv_stat *)pbuf; + pkt_cnt = (le32_to_cpu(prxstat->rxdw2) >> 16) & 0xff; + + do { + RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, + ("recvbuf2recvframe: rxdesc=offsset 0:0x%08x, 4:0x%08x, 8:0x%08x, C:0x%08x\n", + prxstat->rxdw0, prxstat->rxdw1, prxstat->rxdw2, prxstat->rxdw4)); + + prxstat = (struct recv_stat *)pbuf; + + precvframe = rtw_alloc_recvframe(pfree_recv_queue); + if (precvframe == NULL) { + RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvbuf2recvframe: precvframe==NULL\n")); + DBG_88E("%s()-%d: rtw_alloc_recvframe() failed! RX Drop!\n", __func__, __LINE__); + goto _exit_recvbuf2recvframe; + } + + _rtw_init_listhead(&precvframe->list); + precvframe->len = 0; + + update_recvframe_attrib_88e(precvframe, prxstat); + + pattrib = &precvframe->attrib; + + if ((pattrib->crc_err) || (pattrib->icv_err)) { + DBG_88E("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n", __func__, pattrib->crc_err, pattrib->icv_err); + + rtw_free_recvframe(precvframe, pfree_recv_queue); + goto _exit_recvbuf2recvframe; + } + + if ((pattrib->physt) && (pattrib->pkt_rpt_type == NORMAL_RX)) + pphy_status = (struct phy_stat *)(pbuf + RXDESC_OFFSET); + + pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len; + + if ((pattrib->pkt_len <= 0) || (pkt_offset > transfer_len)) { + RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("recvbuf2recvframe: pkt_len<=0\n")); + DBG_88E("%s()-%d: RX Warning!,pkt_len<=0 or pkt_offset> transfoer_len\n", __func__, __LINE__); + rtw_free_recvframe(precvframe, pfree_recv_queue); + goto _exit_recvbuf2recvframe; + } + + /* Modified by Albert 20101213 */ + /* For 8 bytes IP header alignment. */ + if (pattrib->qos) /* Qos data, wireless lan header length is 26 */ + shift_sz = 6; + else + shift_sz = 0; + + skb_len = pattrib->pkt_len; + + /* for first fragment packet, driver need allocate 1536+drvinfo_sz+RXDESC_SIZE to defrag packet. */ + /* modify alloc_sz for recvive crc error packet by thomas 2011-06-02 */ + if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) { + if (skb_len <= 1650) + alloc_sz = 1664; + else + alloc_sz = skb_len + 14; + } else { + alloc_sz = skb_len; + /* 6 is for IP header 8 bytes alignment in QoS packet case. */ + /* 8 is for skb->data 4 bytes alignment. */ + alloc_sz += 14; + } + + pkt_copy = netdev_alloc_skb(adapt->pnetdev, alloc_sz); + if (pkt_copy) { + pkt_copy->dev = adapt->pnetdev; + precvframe->pkt = pkt_copy; + precvframe->rx_head = pkt_copy->data; + precvframe->rx_end = pkt_copy->data + alloc_sz; + skb_reserve(pkt_copy, 8 - ((size_t)(pkt_copy->data) & 7));/* force pkt_copy->data at 8-byte alignment address */ + skb_reserve(pkt_copy, shift_sz);/* force ip_hdr at 8-byte alignment address according to shift_sz. */ + memcpy(pkt_copy->data, (pbuf + pattrib->drvinfo_sz + RXDESC_SIZE), skb_len); + precvframe->rx_tail = pkt_copy->data; + precvframe->rx_data = pkt_copy->data; + } else { + if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) { + DBG_88E("recvbuf2recvframe: alloc_skb fail , drop frag frame\n"); + rtw_free_recvframe(precvframe, pfree_recv_queue); + goto _exit_recvbuf2recvframe; + } + precvframe->pkt = skb_clone(pskb, GFP_ATOMIC); + if (precvframe->pkt) { + precvframe->rx_tail = pbuf + pattrib->drvinfo_sz + RXDESC_SIZE; + precvframe->rx_head = precvframe->rx_tail; + precvframe->rx_data = precvframe->rx_tail; + precvframe->rx_end = pbuf + pattrib->drvinfo_sz + RXDESC_SIZE + alloc_sz; + } else { + DBG_88E("recvbuf2recvframe: skb_clone fail\n"); + rtw_free_recvframe(precvframe, pfree_recv_queue); + goto _exit_recvbuf2recvframe; + } + } + + recvframe_put(precvframe, skb_len); + + switch (haldata->UsbRxAggMode) { + case USB_RX_AGG_DMA: + case USB_RX_AGG_MIX: + pkt_offset = (u16)_RND128(pkt_offset); + break; + case USB_RX_AGG_USB: + pkt_offset = (u16)_RND4(pkt_offset); + break; + case USB_RX_AGG_DISABLE: + default: + break; + } + if (pattrib->pkt_rpt_type == NORMAL_RX) { /* Normal rx packet */ + if (pattrib->physt) + update_recvframe_phyinfo_88e(precvframe, (struct phy_stat *)pphy_status); + if (rtw_recv_entry(precvframe) != _SUCCESS) { + RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, + ("recvbuf2recvframe: rtw_recv_entry(precvframe) != _SUCCESS\n")); + } + } else { + /* enqueue recvframe to txrtp queue */ + if (pattrib->pkt_rpt_type == TX_REPORT1) { + /* CCX-TXRPT ack for xmit mgmt frames. */ + handle_txrpt_ccx_88e(adapt, precvframe->rx_data); + } else if (pattrib->pkt_rpt_type == TX_REPORT2) { + ODM_RA_TxRPT2Handle_8188E( + &haldata->odmpriv, + precvframe->rx_data, + pattrib->pkt_len, + pattrib->MacIDValidEntry[0], + pattrib->MacIDValidEntry[1] + ); + } else if (pattrib->pkt_rpt_type == HIS_REPORT) { + interrupt_handler_8188eu(adapt, pattrib->pkt_len, precvframe->rx_data); + } + rtw_free_recvframe(precvframe, pfree_recv_queue); + } + pkt_cnt--; + transfer_len -= pkt_offset; + pbuf += pkt_offset; + precvframe = NULL; + pkt_copy = NULL; + + if (transfer_len > 0 && pkt_cnt == 0) + pkt_cnt = (le32_to_cpu(prxstat->rxdw2)>>16) & 0xff; + + } while ((transfer_len > 0) && (pkt_cnt > 0)); + +_exit_recvbuf2recvframe: + + return _SUCCESS; +} + unsigned int ffaddr2pipehdl(struct dvobj_priv *pdvobj, u32 addr) { unsigned int pipe = 0, ep_num = 0; @@ -39,6 +228,316 @@ unsigned int ffaddr2pipehdl(struct dvobj_priv *pdvobj, u32 addr) return pipe; } +static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 index, void *pdata, u16 len, u8 requesttype) +{ + struct dvobj_priv *dvobjpriv = adapter_to_dvobj(adapt); + struct usb_device *udev = dvobjpriv->pusbdev; + unsigned int pipe; + int status = 0; + u8 reqtype; + u8 *pIo_buf; + int vendorreq_times = 0; + + if ((adapt->bSurpriseRemoved) || (adapt->pwrctrlpriv.pnp_bstop_trx)) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usbctrl_vendorreq:(adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n")); + status = -EPERM; + goto exit; + } + + if (len > MAX_VENDOR_REQ_CMD_SIZE) { + DBG_88E("[%s] Buffer len error ,vendor request failed\n", __func__); + status = -EINVAL; + goto exit; + } + + _enter_critical_mutex(&dvobjpriv->usb_vendor_req_mutex, NULL); + + /* Acquire IO memory for vendorreq */ + pIo_buf = dvobjpriv->usb_vendor_req_buf; + + if (pIo_buf == NULL) { + DBG_88E("[%s] pIo_buf == NULL\n", __func__); + status = -ENOMEM; + goto release_mutex; + } + + while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) { + _rtw_memset(pIo_buf, 0, len); + + if (requesttype == 0x01) { + pipe = usb_rcvctrlpipe(udev, 0);/* read_in */ + reqtype = REALTEK_USB_VENQT_READ; + } else { + pipe = usb_sndctrlpipe(udev, 0);/* write_out */ + reqtype = REALTEK_USB_VENQT_WRITE; + memcpy(pIo_buf, pdata, len); + } + + status = rtw_usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT); + + if (status == len) { /* Success this control transfer. */ + rtw_reset_continual_urb_error(dvobjpriv); + if (requesttype == 0x01) + memcpy(pdata, pIo_buf, len); + } else { /* error cases */ + DBG_88E("reg 0x%x, usb %s %u fail, status:%d value=0x%x, vendorreq_times:%d\n", + value, (requesttype == 0x01) ? "read" : "write", + len, status, *(u32 *)pdata, vendorreq_times); + + if (status < 0) { + if (status == (-ESHUTDOWN) || status == -ENODEV) { + adapt->bSurpriseRemoved = true; + } else { + struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); + haldata->srestpriv.Wifi_Error_Status = USB_VEN_REQ_CMD_FAIL; + } + } else { /* status != len && status >= 0 */ + if (status > 0) { + if (requesttype == 0x01) { + /* For Control read transfer, we have to copy the read data from pIo_buf to pdata. */ + memcpy(pdata, pIo_buf, len); + } + } + } + + if (rtw_inc_and_chk_continual_urb_error(dvobjpriv)) { + adapt->bSurpriseRemoved = true; + break; + } + + } + + /* firmware download is checksumed, don't retry */ + if ((value >= FW_8188E_START_ADDRESS && value <= FW_8188E_END_ADDRESS) || status == len) + break; + } +release_mutex: + mutex_unlock(&dvobjpriv->usb_vendor_req_mutex); +exit: + return status; +} + +u8 usb_read8(struct adapter *adapter, u32 addr) +{ + u8 request; + u8 requesttype; + u16 wvalue; + u16 index; + u16 len; + u8 data = 0; + + + request = 0x05; + requesttype = 0x01;/* read_in */ + index = 0;/* n/a */ + + wvalue = (u16)(addr&0x0000ffff); + len = 1; + + usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); + + + return data; + +} + +u16 usb_read16(struct adapter *adapter, u32 addr) +{ + u8 request; + u8 requesttype; + u16 wvalue; + u16 index; + u16 len; + __le32 data; + + request = 0x05; + requesttype = 0x01;/* read_in */ + index = 0;/* n/a */ + wvalue = (u16)(addr&0x0000ffff); + len = 2; + usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); + + return (u16)(le32_to_cpu(data)&0xffff); +} + +u32 usb_read32(struct adapter *adapter, u32 addr) +{ + u8 request; + u8 requesttype; + u16 wvalue; + u16 index; + u16 len; + __le32 data; + + + request = 0x05; + requesttype = 0x01;/* read_in */ + index = 0;/* n/a */ + + wvalue = (u16)(addr&0x0000ffff); + len = 4; + + usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); + + + return le32_to_cpu(data); +} + +static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs) +{ + struct recv_buf *precvbuf = (struct recv_buf *)purb->context; + struct adapter *adapt = (struct adapter *)precvbuf->adapter; + struct recv_priv *precvpriv = &adapt->recvpriv; + + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete!!!\n")); + + precvpriv->rx_pending_cnt--; + + if (adapt->bSurpriseRemoved || adapt->bDriverStopped || adapt->bReadPortCancel) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, + ("usb_read_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)\n", + adapt->bDriverStopped, adapt->bSurpriseRemoved)); + + precvbuf->reuse = true; + DBG_88E("%s() RX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bReadPortCancel(%d)\n", + __func__, adapt->bDriverStopped, + adapt->bSurpriseRemoved, adapt->bReadPortCancel); + return; + } + + if (purb->status == 0) { /* SUCCESS */ + if ((purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, + ("usb_read_port_complete: (purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)\n")); + precvbuf->reuse = true; + usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); + DBG_88E("%s()-%d: RX Warning!\n", __func__, __LINE__); + } else { + rtw_reset_continual_urb_error(adapter_to_dvobj(adapt)); + + skb_put(precvbuf->pskb, purb->actual_length); + skb_queue_tail(&precvpriv->rx_skb_queue, precvbuf->pskb); + + if (skb_queue_len(&precvpriv->rx_skb_queue) <= 1) + tasklet_schedule(&precvpriv->recv_tasklet); + + precvbuf->pskb = NULL; + precvbuf->reuse = false; + usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); + } + } else { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete : purb->status(%d) != 0\n", purb->status)); + + DBG_88E("###=> usb_read_port_complete => urb status(%d)\n", purb->status); + skb_put(precvbuf->pskb, purb->actual_length); + precvbuf->pskb = NULL; + + if (rtw_inc_and_chk_continual_urb_error(adapter_to_dvobj(adapt))) + adapt->bSurpriseRemoved = true; + + switch (purb->status) { + case -EINVAL: + case -EPIPE: + case -ENODEV: + case -ESHUTDOWN: + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bSurpriseRemoved=true\n")); + case -ENOENT: + adapt->bDriverStopped = true; + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("usb_read_port_complete:bDriverStopped=true\n")); + break; + case -EPROTO: + case -EOVERFLOW: + { + struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); + haldata->srestpriv.Wifi_Error_Status = USB_READ_PORT_FAIL; + } + precvbuf->reuse = true; + usb_read_port(adapt, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); + break; + case -EINPROGRESS: + DBG_88E("ERROR: URB IS IN PROGRESS!\n"); + break; + default: + break; + } + } +} + +u32 usb_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *rmem) +{ + struct urb *purb = NULL; + struct recv_buf *precvbuf = (struct recv_buf *)rmem; + struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter); + struct recv_priv *precvpriv = &adapter->recvpriv; + struct usb_device *pusbd = pdvobj->pusbdev; + int err; + unsigned int pipe; + size_t tmpaddr = 0; + size_t alignment = 0; + u32 ret = _SUCCESS; + + + if (adapter->bDriverStopped || adapter->bSurpriseRemoved || + adapter->pwrctrlpriv.pnp_bstop_trx) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, + ("usb_read_port:(adapt->bDriverStopped ||adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n")); + return _FAIL; + } + + if (!precvbuf) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, + ("usb_read_port:precvbuf==NULL\n")); + return _FAIL; + } + + if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { + precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue); + if (NULL != precvbuf->pskb) + precvbuf->reuse = true; + } + + /* re-assign for linux based on skb */ + if ((!precvbuf->reuse) || (precvbuf->pskb == NULL)) { + precvbuf->pskb = netdev_alloc_skb(adapter->pnetdev, MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ); + if (precvbuf->pskb == NULL) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("init_recvbuf(): alloc_skb fail!\n")); + DBG_88E("#### usb_read_port() alloc_skb fail!#####\n"); + return _FAIL; + } + + tmpaddr = (size_t)precvbuf->pskb->data; + alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1); + skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment)); + } else { /* reuse skb */ + precvbuf->reuse = false; + } + + precvpriv->rx_pending_cnt++; + + purb = precvbuf->purb; + + /* translate DMA FIFO addr to pipehandle */ + pipe = ffaddr2pipehdl(pdvobj, addr); + + usb_fill_bulk_urb(purb, pusbd, pipe, + precvbuf->pskb->data, + MAX_RECVBUF_SZ, + usb_read_port_complete, + precvbuf);/* context is precvbuf */ + + err = usb_submit_urb(purb, GFP_ATOMIC); + if ((err) && (err != (-EPERM))) { + RT_TRACE(_module_hci_ops_os_c_, _drv_err_, + ("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x", + err, purb->status)); + DBG_88E("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n", + err, purb->status); + ret = _FAIL; + } + + return ret; +} + void usb_read_port_cancel(struct adapter *padapter) { int i; @@ -57,6 +556,104 @@ void usb_read_port_cancel(struct adapter *padapter) } } +int usb_write8(struct adapter *adapter, u32 addr, u8 val) +{ + u8 request; + u8 requesttype; + u16 wvalue; + u16 index; + u16 len; + u8 data; + int ret; + + request = 0x05; + requesttype = 0x00;/* write_out */ + index = 0;/* n/a */ + wvalue = (u16)(addr&0x0000ffff); + len = 1; + data = val; + ret = usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); + return ret; +} + +int usb_write16(struct adapter *adapter, u32 addr, u16 val) +{ + u8 request; + u8 requesttype; + u16 wvalue; + u16 index; + u16 len; + __le32 data; + int ret; + + + request = 0x05; + requesttype = 0x00;/* write_out */ + index = 0;/* n/a */ + + wvalue = (u16)(addr&0x0000ffff); + len = 2; + + data = cpu_to_le32(val & 0x0000ffff); + + ret = usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); + + + return ret; +} + +int usb_write32(struct adapter *adapter, u32 addr, u32 val) +{ + u8 request; + u8 requesttype; + u16 wvalue; + u16 index; + u16 len; + __le32 data; + int ret; + + + request = 0x05; + requesttype = 0x00;/* write_out */ + index = 0;/* n/a */ + + wvalue = (u16)(addr&0x0000ffff); + len = 4; + data = cpu_to_le32(val); + + ret = usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype); + + + return ret; +} + +int usb_writeN(struct adapter *adapter, u32 addr, u32 length, u8 *pdata) +{ + u8 request; + u8 requesttype; + u16 wvalue; + u16 index; + u16 len; + u8 buf[VENDOR_CMD_MAX_DATA_LEN] = {0}; + int ret; + + + request = 0x05; + requesttype = 0x00;/* write_out */ + index = 0;/* n/a */ + + wvalue = (u16)(addr&0x0000ffff); + len = length; + memcpy(buf, pdata, len); + + ret = usbctrl_vendorreq(adapter, request, wvalue, index, buf, len, requesttype); + + + return RTW_STATUS_CODE(ret); +} + + + static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs) { struct xmit_buf *pxmitbuf = (struct xmit_buf *)purb->context; @@ -254,3 +851,46 @@ void usb_write_port_cancel(struct adapter *padapter) pxmitbuf++; } } + +void rtl8188eu_recv_tasklet(void *priv) +{ + struct sk_buff *pskb; + struct adapter *adapt = (struct adapter *)priv; + struct recv_priv *precvpriv = &adapt->recvpriv; + + while (NULL != (pskb = skb_dequeue(&precvpriv->rx_skb_queue))) { + if ((adapt->bDriverStopped) || (adapt->bSurpriseRemoved)) { + DBG_88E("recv_tasklet => bDriverStopped or bSurpriseRemoved\n"); + dev_kfree_skb_any(pskb); + break; + } + recvbuf2recvframe(adapt, pskb); + skb_reset_tail_pointer(pskb); + pskb->len = 0; + skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb); + } +} + +void rtl8188eu_xmit_tasklet(void *priv) +{ + int ret = false; + struct adapter *adapt = (struct adapter *)priv; + struct xmit_priv *pxmitpriv = &adapt->xmitpriv; + + if (check_fwstate(&adapt->mlmepriv, _FW_UNDER_SURVEY)) + return; + + while (1) { + if ((adapt->bDriverStopped) || + (adapt->bSurpriseRemoved) || + (adapt->bWritePortCancel)) { + DBG_88E("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n"); + break; + } + + ret = rtl8188eu_xmitframe_complete(adapt, pxmitpriv, NULL); + + if (!ret) + break; + } +}