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![Allen Pais](/assets/img/avatar_default.png)
In preparation for unconditionally passing the struct tasklet_struct pointer to all tasklet callbacks, switch to using the new tasklet_setup() and from_tasklet() to pass the tasklet pointer explicitly. Signed-off-by: Romain Perier <romain.perier@gmail.com> Signed-off-by: Allen Pais <apais@linux.microsoft.com> Link: https://lore.kernel.org/r/20200916062224.58203-1-allen.lkml@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
814 lines
22 KiB
C
814 lines
22 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/******************************************************************************
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*
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* Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
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*
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******************************************************************************/
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#define _USB_OPS_LINUX_C_
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#include <drv_types.h>
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#include <recv_osdep.h>
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#include <rtw_sreset.h>
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static void interrupt_handler_8188eu(struct adapter *adapt, u16 pkt_len, u8 *pbuf)
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{
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struct hal_data_8188e *haldata = adapt->HalData;
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if (pkt_len != INTERRUPT_MSG_FORMAT_LEN) {
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DBG_88E("%s Invalid interrupt content length (%d)!\n", __func__, pkt_len);
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return;
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}
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/* HISR */
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memcpy(&haldata->IntArray[0], &pbuf[USB_INTR_CONTENT_HISR_OFFSET], 4);
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memcpy(&haldata->IntArray[1], &pbuf[USB_INTR_CONTENT_HISRE_OFFSET], 4);
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/* C2H Event */
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if (pbuf[0] != 0)
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memcpy(&haldata->C2hArray[0],
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&pbuf[USB_INTR_CONTENT_C2H_OFFSET], 16);
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}
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static int recvbuf2recvframe(struct adapter *adapt, struct sk_buff *pskb)
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{
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u8 *pbuf;
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u8 shift_sz = 0;
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u16 pkt_cnt;
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u32 pkt_offset, skb_len, alloc_sz;
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s32 transfer_len;
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struct recv_stat *prxstat;
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struct phy_stat *pphy_status = NULL;
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struct sk_buff *pkt_copy = NULL;
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struct recv_frame *precvframe = NULL;
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struct rx_pkt_attrib *pattrib = NULL;
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struct hal_data_8188e *haldata = adapt->HalData;
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struct recv_priv *precvpriv = &adapt->recvpriv;
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struct __queue *pfree_recv_queue = &precvpriv->free_recv_queue;
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transfer_len = (s32)pskb->len;
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pbuf = pskb->data;
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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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do {
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RT_TRACE(_module_rtl871x_recv_c_, _drv_info_,
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("%s: rxdesc=offsset 0:0x%08x, 4:0x%08x, 8:0x%08x, C:0x%08x\n",
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__func__, prxstat->rxdw0, prxstat->rxdw1,
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prxstat->rxdw2, prxstat->rxdw4));
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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) {
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RT_TRACE(_module_rtl871x_recv_c_, _drv_err_,
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("%s: precvframe==NULL\n", __func__));
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DBG_88E("%s()-%d: rtw_alloc_recvframe() failed! RX Drop!\n", __func__, __LINE__);
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goto _exit_recvbuf2recvframe;
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}
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INIT_LIST_HEAD(&precvframe->list);
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update_recvframe_attrib_88e(precvframe, prxstat);
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pattrib = &precvframe->attrib;
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if ((pattrib->crc_err) || (pattrib->icv_err)) {
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DBG_88E("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n", __func__, 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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if ((pattrib->physt) && (pattrib->pkt_rpt_type == NORMAL_RX))
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pphy_status = (struct phy_stat *)(pbuf + RXDESC_OFFSET);
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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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RT_TRACE(_module_rtl871x_recv_c_, _drv_info_,
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("%s: pkt_len<=0\n", __func__));
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DBG_88E("%s()-%d: RX Warning!,pkt_len<=0 or pkt_offset> transfer_len\n", __func__, __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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/* Modified by Albert 20101213 */
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/* For 8 bytes IP header alignment. */
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if (pattrib->qos) /* Qos data, wireless lan header length is 26 */
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shift_sz = 6;
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else
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shift_sz = 0;
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skb_len = pattrib->pkt_len;
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/* for first fragment packet, driver need allocate 1536+drvinfo_sz+RXDESC_SIZE to defrag packet. */
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/* modify alloc_sz for recvive crc error packet by thomas 2011-06-02 */
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if ((pattrib->mfrag == 1) && (pattrib->frag_num == 0)) {
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if (skb_len <= 1650)
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alloc_sz = 1664;
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else
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alloc_sz = skb_len + 14;
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} else {
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alloc_sz = skb_len;
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/* 6 is for IP header 8 bytes alignment in QoS packet case. */
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/* 8 is for skb->data 4 bytes alignment. */
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alloc_sz += 14;
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}
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pkt_copy = netdev_alloc_skb(adapt->pnetdev, alloc_sz);
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if (pkt_copy) {
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pkt_copy->dev = adapt->pnetdev;
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precvframe->pkt = pkt_copy;
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skb_reserve(pkt_copy, 8 - ((size_t)(pkt_copy->data) & 7));/* force pkt_copy->data at 8-byte alignment address */
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skb_reserve(pkt_copy, shift_sz);/* force ip_hdr at 8-byte alignment address according to shift_sz. */
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skb_put_data(pkt_copy, (pbuf + pattrib->drvinfo_sz + RXDESC_SIZE), skb_len);
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} else {
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DBG_88E("%s: alloc_skb fail , drop frag frame\n",
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__func__);
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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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switch (haldata->UsbRxAggMode) {
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case USB_RX_AGG_DMA:
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case USB_RX_AGG_MIX:
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pkt_offset = (u16)round_up(pkt_offset, 128);
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break;
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case USB_RX_AGG_USB:
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pkt_offset = (u16)round_up(pkt_offset, 4);
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break;
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case USB_RX_AGG_DISABLE:
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default:
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break;
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}
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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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update_recvframe_phyinfo_88e(precvframe, pphy_status);
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if (rtw_recv_entry(precvframe) != _SUCCESS) {
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RT_TRACE(_module_rtl871x_recv_c_, _drv_err_,
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("%s: rtw_recv_entry(precvframe) != _SUCCESS\n",
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__func__));
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}
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} else if (pattrib->pkt_rpt_type == TX_REPORT1) {
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/* CCX-TXRPT ack for xmit mgmt frames. */
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handle_txrpt_ccx_88e(adapt, precvframe->pkt->data);
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rtw_free_recvframe(precvframe, pfree_recv_queue);
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} else if (pattrib->pkt_rpt_type == TX_REPORT2) {
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ODM_RA_TxRPT2Handle_8188E(&haldata->odmpriv,
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precvframe->pkt->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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rtw_free_recvframe(precvframe, pfree_recv_queue);
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} else if (pattrib->pkt_rpt_type == HIS_REPORT) {
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interrupt_handler_8188eu(adapt, pattrib->pkt_len, precvframe->pkt->data);
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rtw_free_recvframe(precvframe, pfree_recv_queue);
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}
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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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pkt_copy = 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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unsigned int ffaddr2pipehdl(struct dvobj_priv *pdvobj, u32 addr)
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{
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unsigned int pipe = 0, ep_num = 0;
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struct usb_device *pusbd = pdvobj->pusbdev;
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if (addr == RECV_BULK_IN_ADDR) {
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pipe = usb_rcvbulkpipe(pusbd, pdvobj->RtInPipe[0]);
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} else if (addr == RECV_INT_IN_ADDR) {
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pipe = usb_rcvbulkpipe(pusbd, pdvobj->RtInPipe[1]);
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} else if (addr < HW_QUEUE_ENTRY) {
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ep_num = pdvobj->Queue2Pipe[addr];
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pipe = usb_sndbulkpipe(pusbd, ep_num);
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}
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return pipe;
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}
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static int usbctrl_vendorreq(struct adapter *adapt, u8 request, u16 value, u16 index, void *pdata, u16 len, u8 requesttype)
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{
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struct dvobj_priv *dvobjpriv = adapter_to_dvobj(adapt);
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struct usb_device *udev = dvobjpriv->pusbdev;
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unsigned int pipe;
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int status = 0;
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u8 reqtype;
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u8 *pIo_buf;
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int vendorreq_times = 0;
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if ((adapt->bSurpriseRemoved) || (adapt->pwrctrlpriv.pnp_bstop_trx)) {
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RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
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("%s:(adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n",
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__func__));
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status = -EPERM;
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goto exit;
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}
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if (len > MAX_VENDOR_REQ_CMD_SIZE) {
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DBG_88E("[%s] Buffer len error ,vendor request failed\n", __func__);
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status = -EINVAL;
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goto exit;
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}
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if (mutex_lock_interruptible(&dvobjpriv->usb_vendor_req_mutex)) {
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status = -ERESTARTSYS;
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goto exit;
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}
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/* Acquire IO memory for vendorreq */
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pIo_buf = kmalloc(MAX_USB_IO_CTL_SIZE, GFP_ATOMIC);
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if (!pIo_buf) {
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status = -ENOMEM;
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goto release_mutex;
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}
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while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) {
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memset(pIo_buf, 0, len);
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if (requesttype == 0x01) {
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pipe = usb_rcvctrlpipe(udev, 0);/* read_in */
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reqtype = REALTEK_USB_VENQT_READ;
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} else {
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pipe = usb_sndctrlpipe(udev, 0);/* write_out */
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reqtype = REALTEK_USB_VENQT_WRITE;
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memcpy(pIo_buf, pdata, len);
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}
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status = usb_control_msg(udev, pipe, request, reqtype, value, index, pIo_buf, len, RTW_USB_CONTROL_MSG_TIMEOUT);
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if (status == len) { /* Success this control transfer. */
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if (requesttype == 0x01)
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memcpy(pdata, pIo_buf, len);
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} else { /* error cases */
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DBG_88E("reg 0x%x, usb %s %u fail, status:%d value=0x%x, vendorreq_times:%d\n",
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value, (requesttype == 0x01) ? "read" : "write",
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len, status, *(u32 *)pdata, vendorreq_times);
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if (status < 0) {
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if (status == (-ESHUTDOWN) || status == -ENODEV)
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adapt->bSurpriseRemoved = true;
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else
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adapt->HalData->srestpriv.wifi_error_status = USB_VEN_REQ_CMD_FAIL;
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} else { /* status != len && status >= 0 */
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if (status > 0) {
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if (requesttype == 0x01) {
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/* For Control read transfer, we have to copy the read data from pIo_buf to pdata. */
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memcpy(pdata, pIo_buf, len);
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}
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}
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}
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}
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/* firmware download is checksummed, don't retry */
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if ((value >= FW_8188E_START_ADDRESS && value <= FW_8188E_END_ADDRESS) || status == len)
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break;
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}
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kfree(pIo_buf);
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release_mutex:
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mutex_unlock(&dvobjpriv->usb_vendor_req_mutex);
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exit:
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return status;
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}
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u8 usb_read8(struct adapter *adapter, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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u8 data = 0;
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request = 0x05;
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requesttype = 0x01;/* read_in */
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index = 0;/* n/a */
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wvalue = (u16)(addr & 0x0000ffff);
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len = 1;
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usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
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return data;
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}
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u16 usb_read16(struct adapter *adapter, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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__le32 data;
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request = 0x05;
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requesttype = 0x01;/* read_in */
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index = 0;/* n/a */
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wvalue = (u16)(addr & 0x0000ffff);
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len = 2;
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usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
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return (u16)(le32_to_cpu(data) & 0xffff);
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}
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u32 usb_read32(struct adapter *adapter, u32 addr)
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{
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u8 request;
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u8 requesttype;
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u16 wvalue;
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u16 index;
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u16 len;
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__le32 data;
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request = 0x05;
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requesttype = 0x01;/* read_in */
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index = 0;/* n/a */
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wvalue = (u16)(addr & 0x0000ffff);
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len = 4;
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usbctrl_vendorreq(adapter, request, wvalue, index, &data, len, requesttype);
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return le32_to_cpu(data);
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}
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static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs)
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{
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struct recv_buf *precvbuf = (struct recv_buf *)purb->context;
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struct adapter *adapt = (struct adapter *)precvbuf->adapter;
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struct recv_priv *precvpriv = &adapt->recvpriv;
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RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("%s!!!\n", __func__));
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if (adapt->bSurpriseRemoved || adapt->bDriverStopped || adapt->bReadPortCancel) {
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RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
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("%s:bDriverStopped(%d) OR bSurpriseRemoved(%d)\n",
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__func__, adapt->bDriverStopped,
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adapt->bSurpriseRemoved));
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precvbuf->reuse = true;
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DBG_88E("%s() RX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bReadPortCancel(%d)\n",
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__func__, adapt->bDriverStopped,
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adapt->bSurpriseRemoved, adapt->bReadPortCancel);
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return;
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}
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if (purb->status == 0) { /* SUCCESS */
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if ((purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)) {
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RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
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("%s: (purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)\n",
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__func__));
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precvbuf->reuse = true;
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usb_read_port(adapt, RECV_BULK_IN_ADDR, precvbuf);
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DBG_88E("%s()-%d: RX Warning!\n", __func__, __LINE__);
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} else {
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skb_put(precvbuf->pskb, purb->actual_length);
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skb_queue_tail(&precvpriv->rx_skb_queue, precvbuf->pskb);
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if (skb_queue_len(&precvpriv->rx_skb_queue) <= 1)
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tasklet_schedule(&precvpriv->recv_tasklet);
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precvbuf->pskb = NULL;
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precvbuf->reuse = false;
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usb_read_port(adapt, RECV_BULK_IN_ADDR, precvbuf);
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}
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} else {
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RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
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("%s : purb->status(%d) != 0\n",
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__func__, purb->status));
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DBG_88E("###=> %s => urb status(%d)\n", __func__, purb->status);
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skb_put(precvbuf->pskb, purb->actual_length);
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precvbuf->pskb = NULL;
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switch (purb->status) {
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case -EINVAL:
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case -EPIPE:
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case -ENODEV:
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case -ESHUTDOWN:
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adapt->bSurpriseRemoved = true;
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fallthrough;
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case -ENOENT:
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adapt->bDriverStopped = true;
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RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
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("%s:bDriverStopped=true\n", __func__));
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break;
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case -EPROTO:
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case -EOVERFLOW:
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adapt->HalData->srestpriv.wifi_error_status = USB_READ_PORT_FAIL;
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precvbuf->reuse = true;
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usb_read_port(adapt, RECV_BULK_IN_ADDR, precvbuf);
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break;
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case -EINPROGRESS:
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DBG_88E("ERROR: URB IS IN PROGRESS!\n");
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break;
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default:
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break;
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}
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}
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}
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u32 usb_read_port(struct adapter *adapter, u32 addr, struct recv_buf *precvbuf)
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{
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struct urb *purb = NULL;
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struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter);
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struct recv_priv *precvpriv = &adapter->recvpriv;
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struct usb_device *pusbd = pdvobj->pusbdev;
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int err;
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unsigned int pipe;
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u32 ret = _SUCCESS;
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if (adapter->bDriverStopped || adapter->bSurpriseRemoved ||
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adapter->pwrctrlpriv.pnp_bstop_trx) {
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RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
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("%s:(adapt->bDriverStopped ||adapt->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n",
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__func__));
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return _FAIL;
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}
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if (!precvbuf) {
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s:precvbuf==NULL\n", __func__));
|
|
return _FAIL;
|
|
}
|
|
|
|
if (!precvbuf->reuse || !precvbuf->pskb) {
|
|
precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue);
|
|
if (precvbuf->pskb)
|
|
precvbuf->reuse = true;
|
|
}
|
|
|
|
/* re-assign for linux based on skb */
|
|
if (!precvbuf->reuse || !precvbuf->pskb) {
|
|
precvbuf->pskb = netdev_alloc_skb(adapter->pnetdev, MAX_RECVBUF_SZ);
|
|
if (!precvbuf->pskb) {
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("init_recvbuf(): alloc_skb fail!\n"));
|
|
DBG_88E("#### %s() alloc_skb fail!#####\n", __func__);
|
|
return _FAIL;
|
|
}
|
|
} else { /* reuse skb */
|
|
precvbuf->reuse = false;
|
|
}
|
|
|
|
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 rtw_hal_inirp_deinit(struct adapter *padapter)
|
|
{
|
|
int i;
|
|
struct recv_buf *precvbuf;
|
|
|
|
precvbuf = padapter->recvpriv.precv_buf;
|
|
|
|
DBG_88E("%s\n", __func__);
|
|
|
|
padapter->bReadPortCancel = true;
|
|
|
|
for (i = 0; i < NR_RECVBUFF; i++) {
|
|
precvbuf->reuse = true;
|
|
if (precvbuf->purb)
|
|
usb_kill_urb(precvbuf->purb);
|
|
precvbuf++;
|
|
}
|
|
}
|
|
|
|
int usb_write8(struct adapter *adapter, u32 addr, u8 val)
|
|
{
|
|
u8 request;
|
|
u8 requesttype;
|
|
u16 wvalue;
|
|
u16 index;
|
|
u16 len;
|
|
u8 data;
|
|
|
|
request = 0x05;
|
|
requesttype = 0x00;/* write_out */
|
|
index = 0;/* n/a */
|
|
wvalue = (u16)(addr & 0x0000ffff);
|
|
len = 1;
|
|
data = val;
|
|
return usbctrl_vendorreq(adapter, request, wvalue,
|
|
index, &data, len, requesttype);
|
|
}
|
|
|
|
int usb_write16(struct adapter *adapter, u32 addr, u16 val)
|
|
{
|
|
u8 request;
|
|
u8 requesttype;
|
|
u16 wvalue;
|
|
u16 index;
|
|
u16 len;
|
|
__le32 data;
|
|
|
|
request = 0x05;
|
|
requesttype = 0x00;/* write_out */
|
|
index = 0;/* n/a */
|
|
|
|
wvalue = (u16)(addr & 0x0000ffff);
|
|
len = 2;
|
|
|
|
data = cpu_to_le32(val & 0x0000ffff);
|
|
|
|
return usbctrl_vendorreq(adapter, request, wvalue,
|
|
index, &data, len, requesttype);
|
|
}
|
|
|
|
int usb_write32(struct adapter *adapter, u32 addr, u32 val)
|
|
{
|
|
u8 request;
|
|
u8 requesttype;
|
|
u16 wvalue;
|
|
u16 index;
|
|
u16 len;
|
|
__le32 data;
|
|
|
|
request = 0x05;
|
|
requesttype = 0x00;/* write_out */
|
|
index = 0;/* n/a */
|
|
|
|
wvalue = (u16)(addr & 0x0000ffff);
|
|
len = 4;
|
|
data = cpu_to_le32(val);
|
|
|
|
return usbctrl_vendorreq(adapter, request, wvalue,
|
|
index, &data, len, requesttype);
|
|
}
|
|
|
|
static void usb_write_port_complete(struct urb *purb, struct pt_regs *regs)
|
|
{
|
|
struct xmit_buf *pxmitbuf = (struct xmit_buf *)purb->context;
|
|
struct adapter *padapter = pxmitbuf->padapter;
|
|
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
|
|
|
|
switch (pxmitbuf->flags) {
|
|
case VO_QUEUE_INX:
|
|
pxmitpriv->voq_cnt--;
|
|
break;
|
|
case VI_QUEUE_INX:
|
|
pxmitpriv->viq_cnt--;
|
|
break;
|
|
case BE_QUEUE_INX:
|
|
pxmitpriv->beq_cnt--;
|
|
break;
|
|
case BK_QUEUE_INX:
|
|
pxmitpriv->bkq_cnt--;
|
|
break;
|
|
case HIGH_QUEUE_INX:
|
|
#ifdef CONFIG_88EU_AP_MODE
|
|
rtw_chk_hi_queue_cmd(padapter);
|
|
#endif
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (padapter->bSurpriseRemoved || padapter->bDriverStopped ||
|
|
padapter->bWritePortCancel) {
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s:bDriverStopped(%d) OR bSurpriseRemoved(%d)",
|
|
__func__, padapter->bDriverStopped,
|
|
padapter->bSurpriseRemoved));
|
|
DBG_88E("%s(): TX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) bWritePortCancel(%d) pxmitbuf->ext_tag(%x)\n",
|
|
__func__, padapter->bDriverStopped,
|
|
padapter->bSurpriseRemoved, padapter->bReadPortCancel,
|
|
pxmitbuf->ext_tag);
|
|
|
|
goto check_completion;
|
|
}
|
|
|
|
if (purb->status) {
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s : purb->status(%d) != 0\n",
|
|
__func__, purb->status));
|
|
DBG_88E("###=> %s status(%d)\n", __func__, purb->status);
|
|
if ((purb->status == -EPIPE) || (purb->status == -EPROTO)) {
|
|
sreset_set_wifi_error_status(padapter, USB_WRITE_PORT_FAIL);
|
|
} else if (purb->status == -EINPROGRESS) {
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s: EINPROGRESS\n", __func__));
|
|
goto check_completion;
|
|
} else if (purb->status == -ENOENT) {
|
|
DBG_88E("%s: -ENOENT\n", __func__);
|
|
goto check_completion;
|
|
} else if (purb->status == -ECONNRESET) {
|
|
DBG_88E("%s: -ECONNRESET\n", __func__);
|
|
goto check_completion;
|
|
} else if (purb->status == -ESHUTDOWN) {
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s: ESHUTDOWN\n", __func__));
|
|
padapter->bDriverStopped = true;
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s:bDriverStopped = true\n", __func__));
|
|
goto check_completion;
|
|
} else {
|
|
padapter->bSurpriseRemoved = true;
|
|
DBG_88E("bSurpriseRemoved = true\n");
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s:bSurpriseRemoved = true\n", __func__));
|
|
goto check_completion;
|
|
}
|
|
}
|
|
|
|
check_completion:
|
|
rtw_sctx_done_err(&pxmitbuf->sctx,
|
|
purb->status ? RTW_SCTX_DONE_WRITE_PORT_ERR :
|
|
RTW_SCTX_DONE_SUCCESS);
|
|
|
|
rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
|
|
|
|
tasklet_hi_schedule(&pxmitpriv->xmit_tasklet);
|
|
}
|
|
|
|
u32 usb_write_port(struct adapter *padapter, u32 addr, u32 cnt, struct xmit_buf *xmitbuf)
|
|
{
|
|
unsigned long irqL;
|
|
unsigned int pipe;
|
|
int status;
|
|
u32 ret = _FAIL;
|
|
struct urb *purb = NULL;
|
|
struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
|
|
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
|
|
struct xmit_frame *pxmitframe = (struct xmit_frame *)xmitbuf->priv_data;
|
|
struct usb_device *pusbd = pdvobj->pusbdev;
|
|
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("+%s\n", __func__));
|
|
|
|
if ((padapter->bDriverStopped) || (padapter->bSurpriseRemoved) ||
|
|
(padapter->pwrctrlpriv.pnp_bstop_trx)) {
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s:( padapter->bDriverStopped ||padapter->bSurpriseRemoved ||adapter->pwrctrlpriv.pnp_bstop_trx)!!!\n",
|
|
__func__));
|
|
rtw_sctx_done_err(&xmitbuf->sctx, RTW_SCTX_DONE_TX_DENY);
|
|
goto exit;
|
|
}
|
|
|
|
spin_lock_irqsave(&pxmitpriv->lock, irqL);
|
|
|
|
switch (addr) {
|
|
case VO_QUEUE_INX:
|
|
pxmitpriv->voq_cnt++;
|
|
xmitbuf->flags = VO_QUEUE_INX;
|
|
break;
|
|
case VI_QUEUE_INX:
|
|
pxmitpriv->viq_cnt++;
|
|
xmitbuf->flags = VI_QUEUE_INX;
|
|
break;
|
|
case BE_QUEUE_INX:
|
|
pxmitpriv->beq_cnt++;
|
|
xmitbuf->flags = BE_QUEUE_INX;
|
|
break;
|
|
case BK_QUEUE_INX:
|
|
pxmitpriv->bkq_cnt++;
|
|
xmitbuf->flags = BK_QUEUE_INX;
|
|
break;
|
|
case HIGH_QUEUE_INX:
|
|
xmitbuf->flags = HIGH_QUEUE_INX;
|
|
break;
|
|
default:
|
|
xmitbuf->flags = MGT_QUEUE_INX;
|
|
break;
|
|
}
|
|
|
|
spin_unlock_irqrestore(&pxmitpriv->lock, irqL);
|
|
|
|
purb = xmitbuf->pxmit_urb[0];
|
|
|
|
/* translate DMA FIFO addr to pipehandle */
|
|
pipe = ffaddr2pipehdl(pdvobj, addr);
|
|
|
|
usb_fill_bulk_urb(purb, pusbd, pipe,
|
|
pxmitframe->buf_addr, /* xmitbuf->pbuf */
|
|
cnt,
|
|
usb_write_port_complete,
|
|
xmitbuf);/* context is xmitbuf */
|
|
|
|
status = usb_submit_urb(purb, GFP_ATOMIC);
|
|
if (status) {
|
|
rtw_sctx_done_err(&xmitbuf->sctx, RTW_SCTX_DONE_WRITE_PORT_ERR);
|
|
DBG_88E("%s, status =%d\n", __func__, status);
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_,
|
|
("%s(): usb_submit_urb, status =%x\n",
|
|
__func__, status));
|
|
|
|
switch (status) {
|
|
case -ENODEV:
|
|
padapter->bDriverStopped = true;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
goto exit;
|
|
}
|
|
|
|
ret = _SUCCESS;
|
|
|
|
/* We add the URB_ZERO_PACKET flag to urb so that the host will send the zero packet automatically. */
|
|
|
|
RT_TRACE(_module_hci_ops_os_c_, _drv_err_, ("-%s\n", __func__));
|
|
|
|
exit:
|
|
if (ret != _SUCCESS)
|
|
rtw_free_xmitbuf(pxmitpriv, xmitbuf);
|
|
return ret;
|
|
}
|
|
|
|
void usb_write_port_cancel(struct adapter *padapter)
|
|
{
|
|
int i, j;
|
|
struct xmit_buf *pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmitbuf;
|
|
|
|
DBG_88E("%s\n", __func__);
|
|
|
|
padapter->bWritePortCancel = true;
|
|
|
|
for (i = 0; i < NR_XMITBUFF; i++) {
|
|
for (j = 0; j < 8; j++) {
|
|
if (pxmitbuf->pxmit_urb[j])
|
|
usb_kill_urb(pxmitbuf->pxmit_urb[j]);
|
|
}
|
|
pxmitbuf++;
|
|
}
|
|
|
|
pxmitbuf = (struct xmit_buf *)padapter->xmitpriv.pxmit_extbuf;
|
|
for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
|
|
for (j = 0; j < 8; j++) {
|
|
if (pxmitbuf->pxmit_urb[j])
|
|
usb_kill_urb(pxmitbuf->pxmit_urb[j]);
|
|
}
|
|
pxmitbuf++;
|
|
}
|
|
}
|
|
|
|
void rtl8188eu_recv_tasklet(struct tasklet_struct *t)
|
|
{
|
|
struct sk_buff *pskb;
|
|
struct adapter *adapt = from_tasklet(adapt, t, recvpriv.recv_tasklet);
|
|
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(struct tasklet_struct *t)
|
|
{
|
|
struct adapter *adapt = from_tasklet(adapt, t, xmitpriv.xmit_tasklet);
|
|
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;
|
|
}
|
|
|
|
if (!rtl8188eu_xmitframe_complete(adapt, pxmitpriv))
|
|
break;
|
|
}
|
|
}
|