706 lines
17 KiB
C
706 lines
17 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2015 - 2017 Realtek Corporation.
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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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*****************************************************************************/
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#define _RTL8822ES_RECV_C_
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#include <drv_types.h> /* PADAPTER and etc. */
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#include <hal_data.h> /* HAL_DATA_TYPE */
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#include "../../hal_halmac.h" /* BIT_ACRC32_8822E and etc. */
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#include "../rtl8822e.h" /* rtl8822e_rxdesc2attribute(), rtl8822e_c2h_handler_no_io() */
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static void start_rx_handle(PADAPTER p)
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{
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#ifdef CONFIG_RECV_THREAD_MODE
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_rtw_up_sema(&p->recvpriv.recv_sema);
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#else
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#ifdef PLATFORM_LINUX
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tasklet_schedule(&p->recvpriv.recv_tasklet);
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#endif
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#endif
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}
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static void stop_rx_handle(PADAPTER p)
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{
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#ifdef CONFIG_RECV_THREAD_MODE
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#else
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#ifdef PLATFORM_LINUX
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tasklet_kill(&p->recvpriv.recv_tasklet);
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#endif
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#endif
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}
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/*
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* Return:
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* Pointer of _pkt, otherwise NULL.
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*/
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static _pkt *alloc_recvbuf_skb(struct recv_buf *recvbuf, u32 size)
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{
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_pkt *skb;
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u32 alignsz = RECVBUFF_ALIGN_SZ;
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#ifdef PLATFORM_LINUX
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SIZE_PTR tmpaddr = 0;
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SIZE_PTR alignment = 0;
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#endif /* PLATFORM_LINUX */
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size += alignsz;
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skb = rtw_skb_alloc(size);
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if (!skb) {
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RTW_WARN("%s: alloc_skb fail! size=%d\n", __FUNCTION__, size);
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return NULL;
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}
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#ifdef PLATFORM_LINUX
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skb->dev = recvbuf->adapter->pnetdev;
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tmpaddr = (SIZE_PTR)skb->data;
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alignment = tmpaddr & (alignsz - 1);
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skb_reserve(skb, alignsz - alignment);
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#endif /* PLATFORM_LINUX */
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recvbuf->pskb = skb;
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return skb;
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}
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/*
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* Description:
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* Allocate skb for recv_buf, the size is MAX_RECVBUF_SZ
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*
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* Parameters:
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* recvbuf pointer of struct recv_buf
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* size skb size, only valid when NOT define CONFIG_SDIO_RX_COPY.
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* If CONFIG_SDIO_RX_COPY, size always be MAX_RECVBUF_SZ.
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*
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* Return:
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* Pointer of _pkt, otherwise NULL.
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*/
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_pkt *rtl8822es_alloc_recvbuf_skb(struct recv_buf *recvbuf, u32 size)
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{
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_pkt *skb;
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skb = recvbuf->pskb;
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#ifdef CONFIG_SDIO_RX_COPY
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if (skb) {
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skb_reset_tail_pointer(skb);
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skb->len = 0;
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return skb;
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}
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RTW_WARN("%s: skb not exist in recv_buf!\n", __FUNCTION__);
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size = MAX_RECVBUF_SZ;
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#else /* !CONFIG_SDIO_RX_COPY */
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if (skb) {
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RTW_WARN("%s: skb already exist in recv_buf!\n", __FUNCTION__);
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rtl8822es_free_recvbuf_skb(recvbuf);
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}
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#endif /* !CONFIG_SDIO_RX_COPY */
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skb = alloc_recvbuf_skb(recvbuf, size);
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if (!skb)
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return NULL;
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return skb;
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}
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static void free_recvbuf_skb(struct recv_buf *recvbuf)
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{
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_pkt *skb;
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skb = recvbuf->pskb;
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if (!skb)
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return;
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recvbuf->pskb = NULL;
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rtw_skb_free(skb);
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}
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void rtl8822es_free_recvbuf_skb(struct recv_buf *recvbuf)
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{
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#ifndef CONFIG_SDIO_RX_COPY
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free_recvbuf_skb(recvbuf);
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#endif /* !CONFIG_SDIO_RX_COPY */
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}
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/*
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* Return:
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* _SUCCESS Allocate resource OK.
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* _FAIL Fail to allocate resource.
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*/
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static inline s32 os_recvbuf_resource_alloc(PADAPTER adapter, struct recv_buf *recvbuf)
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{
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s32 ret = _SUCCESS;
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#ifdef CONFIG_SDIO_RX_COPY
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alloc_recvbuf_skb(recvbuf, MAX_RECVBUF_SZ);
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#endif /* CONFIG_SDIO_RX_COPY */
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return ret;
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}
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static inline void os_recvbuf_resource_free(PADAPTER adapter, struct recv_buf *recvbuf)
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{
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#ifdef CONFIG_SDIO_RX_COPY
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free_recvbuf_skb(recvbuf);
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#endif /* CONFIG_SDIO_RX_COPY */
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}
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#if 0
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static union recv_frame *copy_recvframe(union recv_frame *recvframe, PADAPTER adapter)
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{
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PHAL_DATA_TYPE hal;
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struct recv_priv *precvpriv;
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_queue *pfree_recv_queue;
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struct rx_pkt_attrib *attrib = NULL;
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union recv_frame *copyframe = NULL;
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_pkt *copypkt = NULL;
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hal = GET_HAL_DATA(adapter);
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precvpriv = &adapter->recvpriv;
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pfree_recv_queue = &precvpriv->free_recv_queue;
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attrib = &recvframe->u.hdr.attrib;
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copyframe = rtw_alloc_recvframe(pfree_recv_queue);
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if (!copyframe) {
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RTW_INFO(FUNC_ADPT_FMT ": Alloc recvframe FAIL!\n",
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FUNC_ADPT_ARG(adapter));
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return NULL;
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}
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copyframe->u.hdr.adapter = adapter;
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_rtw_memcpy(©frame->u.hdr.attrib, attrib, sizeof(struct rx_pkt_attrib));
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#if 0
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/*
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* driver need to set skb len for skb_copy().
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* If skb->len is zero, skb_copy() will not copy data from original skb.
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*/
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skb_put(recvframe->u.hdr.pkt, attrib->pkt_len);
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#else
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RTW_INFO(FUNC_ADPT_FMT ": skb len=%d!\n",
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FUNC_ADPT_ARG(adapter), recvframe->u.hdr.pkt->len);
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#endif
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copypkt = rtw_skb_copy(recvframe->u.hdr.pkt);
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if (!copypkt) {
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if ((attrib->mfrag == 1) && (attrib->frag_num == 0)) {
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RTW_ERR(FUNC_ADPT_FMT ": rtw_skb_copy fail for first fragment!\n",
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FUNC_ADPT_ARG(adapter));
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rtw_free_recvframe(recvframe, &precvpriv->free_recv_queue);
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return NULL;
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}
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copypkt = rtw_skb_clone(recvframe->u.hdr.pkt);
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if (!copypkt) {
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RTW_ERR(FUNC_ADPT_FMT ": rtw_skb_clone fail, drop frame!\n",
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FUNC_ADPT_ARG(adapter));
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rtw_free_recvframe(recvframe, &precvpriv->free_recv_queue);
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return NULL;
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}
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}
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copypkt->dev = adapter->pnetdev;
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copyframe->u.hdr.pkt = copypkt;
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copyframe->u.hdr.len = copypkt->len;
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copyframe->u.hdr.rx_head = copypkt->head;
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copyframe->u.hdr.rx_data = copypkt->data;
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copyframe->u.hdr.rx_tail = skb_tail_pointer(copypkt);
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copyframe->u.hdr.rx_end = skb_end_pointer(copypkt);
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return copyframe;
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}
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#endif
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/*
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* Return:
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* _SUCCESS OK to send packet
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* _FAIL FAIL to send packet
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*/
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static s32 recv_entry(union recv_frame *recvframe, u8 *phy_status)
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{
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s32 ret = _SUCCESS;
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PADAPTER adapter;
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struct rx_pkt_attrib *attrib = NULL;
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#ifdef CONFIG_CONCURRENT_MODE
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struct dvobj_priv *d;
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u8 *addr1, *macaddr;
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u8 mcast, i;
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union recv_frame *copyframe = NULL;
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#endif /* CONFIG_CONCURRENT_MODE */
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attrib = &recvframe->u.hdr.attrib;
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#if 0
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d = adapter_to_dvobj(recvframe->u.hdr.adapter);
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addr1 = GetAddr1Ptr(recvframe->u.hdr.rx_data);
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mcast = IS_MCAST(addr1);
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if (_TRUE == mcast) {
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/* BC/MC packets */
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for (i = 1; i < d->iface_nums; i++) {
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adapter = d->adapters[i];
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if (rtw_if_up(adapter) == _FALSE)
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continue;
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copyframe = copy_recvframe(recvframe, adapter);
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if (!copyframe)
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break;
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if (attrib->physt)
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rx_query_phy_status(copyframe, phy_status);
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ret = rtw_recv_entry(copyframe);
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}
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} else {
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/* unicast packets */
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for (i = 0; i < d->iface_nums; i++) {
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adapter = d->adapters[i];
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if (rtw_if_up(adapter) == _FALSE)
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continue;
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macaddr = adapter_mac_addr(adapter);
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if (_rtw_memcmp(addr1, macaddr, ETH_ALEN) == _FALSE)
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continue;
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/* change to target interface */
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recvframe->u.hdr.adapter = adapter;
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recvframe->u.hdr.pkt->dev = adapter->pnetdev;
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break;
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}
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}
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#else
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ret = pre_recv_entry(recvframe, attrib->physt ? phy_status : NULL);
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#endif
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return ret;
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}
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/*
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* Return:
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* _TRUE Finish preparing recv_frame
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* _FALSE Something fail to prepare recv_frame
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*/
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static _pkt *prepare_recvframe_pkt(struct recv_buf *recvbuf, union recv_frame *recvframe)
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{
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_pkt *pkt = NULL;
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struct rx_pkt_attrib *attrib;
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u32 desc_size;
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u32 skb_len;
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u8 *data;
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#ifdef CONFIG_SDIO_RX_COPY
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u32 shift_sz, alloc_sz;
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#endif /* CONFIG_SDIO_RX_COPY */
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pkt = recvframe->u.hdr.pkt;
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if (pkt) {
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RTW_WARN("%s: recvframe pkt already exist!\n", __FUNCTION__);
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return pkt;
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}
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desc_size = rtl8822e_get_rx_desc_size(recvbuf->adapter);
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attrib = &recvframe->u.hdr.attrib;
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skb_len = attrib->pkt_len;
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if (rtl8822e_rx_fcs_appended(recvbuf->adapter))
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skb_len -= IEEE80211_FCS_LEN;
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data = recvbuf->pdata + desc_size + attrib->drvinfo_sz;
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#if 0
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data += attrib->shift_sz;
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#endif
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#ifdef CONFIG_SDIO_RX_COPY
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/* For 8 bytes IP header alignment. */
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if (attrib->qos)
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/* 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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/*
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* For first fragment packet, driver need allocate
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* (1536 + drvinfo_sz + RXDESC_SIZE) to defrag packet.
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* In 8822C, drvinfo_sz = 32, RXDESC_SIZE = 24, 1536 + 32 + 24 = 1592.
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* And need 8 is for skb->data 8 bytes alignment.
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* Round (1536 + 24 + 32 + shift_sz + 8) to 128 bytes alignment,
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* and finally get 1664.
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*/
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if ((attrib->mfrag == 1) && (attrib->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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/*
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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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*/
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alloc_sz += 14;
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}
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pkt = rtw_skb_alloc(alloc_sz);
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if (pkt) {
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pkt->dev = recvframe->u.hdr.adapter->pnetdev;
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/* force pkt->data at 8-byte alignment address */
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skb_reserve(pkt, 8 - ((SIZE_PTR)pkt->data & 7));
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/* force ip_hdr at 8-byte alignment address according to shift_sz. */
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skb_reserve(pkt, shift_sz);
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_rtw_memcpy(skb_put(pkt, skb_len), data, skb_len);
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} else if ((attrib->mfrag == 1) && (attrib->frag_num == 0)) {
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RTW_ERR("%s: alloc_skb fail for first fragement\n", __FUNCTION__);
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return NULL;
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}
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#endif /* CONFIG_SDIO_RX_COPY */
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if (!pkt) {
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pkt = rtw_skb_clone(recvbuf->pskb);
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if (!pkt) {
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RTW_ERR("%s: rtw_skb_clone fail\n", __FUNCTION__);
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return NULL;
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}
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pkt->data = data;
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skb_set_tail_pointer(pkt, skb_len);
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pkt->len = skb_len;
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}
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recvframe->u.hdr.pkt = pkt;
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recvframe->u.hdr.len = pkt->len;
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recvframe->u.hdr.rx_head = pkt->head;
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recvframe->u.hdr.rx_data = pkt->data;
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recvframe->u.hdr.rx_tail = skb_tail_pointer(pkt);
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recvframe->u.hdr.rx_end = skb_end_pointer(pkt);
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return pkt;
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}
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/*
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* Return:
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* _SUCCESS Finish processing recv_buf
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* others Something fail to process recv_buf
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*/
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static u8 recvbuf_handler(struct recv_buf *recvbuf)
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{
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PADAPTER p;
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struct recv_priv *recvpriv;
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union recv_frame *recvframe;
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struct rx_pkt_attrib *attrib;
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u32 desc_size;
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_pkt *pkt;
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u32 rx_report_sz, pkt_offset, pkt_len;
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u8 *ptr;
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u8 ret = _SUCCESS;
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p = recvbuf->adapter;
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recvpriv = &p->recvpriv;
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ptr = recvbuf->pdata;
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desc_size = rtl8822e_get_rx_desc_size(p);
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while (ptr < recvbuf->ptail) {
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recvframe = rtw_alloc_recvframe(&recvpriv->free_recv_queue);
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if (!recvframe) {
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RTW_WARN("%s: no enough recv frame!\n", __FUNCTION__);
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ret = RTW_RFRAME_UNAVAIL;
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break;
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}
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/* rx desc parsing */
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attrib = &recvframe->u.hdr.attrib;
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rtl8822e_rxdesc2attribute(attrib, ptr);
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/* drop recvbuf if pkt_len of rx desc is too small */
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pkt_len = attrib->pkt_len;
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if (pkt_len && rtl8822e_rx_fcs_appended(recvbuf->adapter)) {
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if (pkt_len > IEEE80211_FCS_LEN)
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pkt_len -= IEEE80211_FCS_LEN;
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else
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pkt_len = 0;
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}
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if (pkt_len == 0) {
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RTW_WARN("%s: pkt len(%u) is too small, skip!\n",
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__FUNCTION__, attrib->pkt_len);
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rtw_free_recvframe(recvframe, &recvpriv->free_recv_queue);
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break;
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}
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rx_report_sz = desc_size + attrib->drvinfo_sz;
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pkt_offset = rx_report_sz + attrib->shift_sz + attrib->pkt_len;
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if ((ptr + pkt_offset) > recvbuf->ptail) {
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RTW_WARN("%s: next pkt len(%p,%d) exceed ptail(%p)!\n",
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__FUNCTION__, ptr, pkt_offset, recvbuf->ptail);
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rtw_free_recvframe(recvframe, &recvpriv->free_recv_queue);
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break;
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}
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/* fix Hardware RX data error, drop whole recv_buffer */
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if (!rtw_hal_rcr_check(p, BIT_ACRC32_8822E)
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&& attrib->crc_err) {
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RTW_WARN("%s: Received unexpected CRC error packet!!\n", __FUNCTION__);
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rtw_free_recvframe(recvframe, &recvpriv->free_recv_queue);
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break;
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}
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if ((attrib->crc_err) || (attrib->icv_err)) {
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#ifdef CONFIG_MP_INCLUDED
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if (p->registrypriv.mp_mode == 1) {
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if (check_fwstate(&p->mlmepriv, WIFI_MP_STATE) == _TRUE) {
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if (attrib->crc_err == 1)
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p->mppriv.rx_crcerrpktcount++;
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}
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} else
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#endif /* CONFIG_MP_INCLUDED */
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{
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RTW_INFO("%s: crc_err=%d icv_err=%d, skip!\n",
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__FUNCTION__, attrib->crc_err, attrib->icv_err);
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}
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rtw_free_recvframe(recvframe, &recvpriv->free_recv_queue);
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} else {
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pkt = prepare_recvframe_pkt(recvbuf, recvframe);
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if (!pkt) {
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rtw_free_recvframe(recvframe, &recvpriv->free_recv_queue);
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ret = RTW_RFRAME_PKT_UNAVAIL;
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break;
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}
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/* move to start of PHY_STATUS */
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ptr += desc_size;
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if (rtl8822e_rx_ba_ssn_appended(p))
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ptr += RTW_HALMAC_BA_SSN_RPT_SIZE;
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recv_entry(recvframe, ptr);
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}
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pkt_offset = _RND8(pkt_offset);
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recvbuf->pdata += pkt_offset;
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ptr = recvbuf->pdata;
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}
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return ret;
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}
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s32 rtl8822es_recv_hdl(_adapter *adapter)
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{
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struct recv_priv *recvpriv;
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struct recv_buf *recvbuf;
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u8 c2h = 0;
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s32 ret = _SUCCESS;
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recvpriv = &adapter->recvpriv;
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do {
|
|
recvbuf = rtw_dequeue_recvbuf(&recvpriv->recv_buf_pending_queue);
|
|
if (NULL == recvbuf)
|
|
break;
|
|
|
|
c2h = GET_RX_DESC_C2H_8822E(recvbuf->pdata);
|
|
if (c2h)
|
|
rtl8822e_c2h_handler_no_io(adapter, recvbuf->pdata, recvbuf->len);
|
|
else
|
|
ret = recvbuf_handler(recvbuf);
|
|
|
|
if (_SUCCESS != ret) {
|
|
rtw_enqueue_recvbuf_to_head(recvbuf, &recvpriv->recv_buf_pending_queue);
|
|
break;
|
|
}
|
|
|
|
/* free recv_buf */
|
|
rtl8822es_free_recvbuf_skb(recvbuf);
|
|
rtw_enqueue_recvbuf(recvbuf, &recvpriv->free_recv_buf_queue);
|
|
} while (1);
|
|
|
|
#ifdef CONFIG_RTW_NAPI
|
|
#ifdef CONFIG_RTW_NAPI_V2
|
|
if (adapter->registrypriv.en_napi) {
|
|
struct dvobj_priv *d;
|
|
struct _ADAPTER *a;
|
|
u8 i;
|
|
|
|
d = adapter_to_dvobj(adapter);
|
|
for (i = 0; i < d->iface_nums; i++) {
|
|
a = d->padapters[i];
|
|
recvpriv = &a->recvpriv;
|
|
if ((rtw_if_up(a) == _TRUE)
|
|
&& skb_queue_len(&recvpriv->rx_napi_skb_queue))
|
|
napi_schedule(&a->napi);
|
|
}
|
|
}
|
|
#endif /* CONFIG_RTW_NAPI_V2 */
|
|
#endif /* CONFIG_RTW_NAPI */
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void recv_tasklet(unsigned long priv)
|
|
{
|
|
PADAPTER adapter;
|
|
s32 ret;
|
|
|
|
adapter = (PADAPTER)priv;
|
|
|
|
ret = rtl8822es_recv_hdl(adapter);
|
|
if (ret == RTW_RFRAME_UNAVAIL
|
|
|| ret == RTW_RFRAME_PKT_UNAVAIL)
|
|
start_rx_handle(adapter);
|
|
}
|
|
|
|
/*
|
|
* Initialize recv private variable for hardware dependent
|
|
* 1. recv buf
|
|
* 2. recv tasklet
|
|
*/
|
|
s32 rtl8822es_init_recv_priv(PADAPTER adapter)
|
|
{
|
|
struct registry_priv *regsty = adapter_to_regsty(adapter);
|
|
s32 res;
|
|
u32 i, n;
|
|
struct recv_priv *precvpriv;
|
|
struct recv_buf *precvbuf;
|
|
|
|
|
|
res = _SUCCESS;
|
|
precvpriv = &adapter->recvpriv;
|
|
|
|
/* 1. init recv buffer */
|
|
_rtw_init_queue(&precvpriv->free_recv_buf_queue);
|
|
_rtw_init_queue(&precvpriv->recv_buf_pending_queue);
|
|
|
|
n = regsty->recvbuf_nr * sizeof(struct recv_buf) + 4;
|
|
precvpriv->pallocated_recv_buf = rtw_zmalloc(n);
|
|
if (precvpriv->pallocated_recv_buf == NULL) {
|
|
res = _FAIL;
|
|
goto exit;
|
|
}
|
|
|
|
precvpriv->precv_buf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(precvpriv->pallocated_recv_buf), 4);
|
|
|
|
/* init each recv buffer */
|
|
precvbuf = (struct recv_buf *)precvpriv->precv_buf;
|
|
for (i = 0; i < regsty->recvbuf_nr; i++) {
|
|
res = sdio_initrecvbuf(precvbuf, adapter);
|
|
if (res == _FAIL)
|
|
break;
|
|
|
|
res = rtw_os_recvbuf_resource_alloc(adapter, precvbuf, MAX_RECVBUF_SZ);
|
|
if (res == _FAIL) {
|
|
sdio_freerecvbuf(precvbuf);
|
|
break;
|
|
}
|
|
|
|
res = os_recvbuf_resource_alloc(adapter, precvbuf);
|
|
if (res == _FAIL) {
|
|
sdio_freerecvbuf(precvbuf);
|
|
break;
|
|
}
|
|
|
|
rtw_list_insert_tail(&precvbuf->list, &precvpriv->free_recv_buf_queue.queue);
|
|
|
|
precvbuf++;
|
|
}
|
|
precvpriv->free_recv_buf_queue_cnt = i;
|
|
|
|
if (res == _FAIL)
|
|
goto initbuferror;
|
|
|
|
/* 2. init tasklet */
|
|
#ifdef PLATFORM_LINUX
|
|
tasklet_init(&precvpriv->recv_tasklet,
|
|
recv_tasklet,
|
|
(unsigned long)adapter);
|
|
#endif
|
|
|
|
goto exit;
|
|
|
|
initbuferror:
|
|
precvbuf = (struct recv_buf *)precvpriv->precv_buf;
|
|
if (precvbuf) {
|
|
n = precvpriv->free_recv_buf_queue_cnt;
|
|
precvpriv->free_recv_buf_queue_cnt = 0;
|
|
for (i = 0; i < n ; i++) {
|
|
rtw_list_delete(&precvbuf->list);
|
|
os_recvbuf_resource_free(adapter, precvbuf);
|
|
rtw_os_recvbuf_resource_free(adapter, precvbuf);
|
|
sdio_freerecvbuf(precvbuf);
|
|
precvbuf++;
|
|
}
|
|
precvpriv->precv_buf = NULL;
|
|
}
|
|
|
|
if (precvpriv->pallocated_recv_buf) {
|
|
n = regsty->recvbuf_nr * sizeof(struct recv_buf) + 4;
|
|
rtw_mfree(precvpriv->pallocated_recv_buf, n);
|
|
precvpriv->pallocated_recv_buf = NULL;
|
|
}
|
|
|
|
exit:
|
|
return res;
|
|
}
|
|
|
|
/*
|
|
* Free recv private variable of hardware dependent
|
|
* 1. recv buf
|
|
* 2. recv tasklet
|
|
*/
|
|
void rtl8822es_free_recv_priv(PADAPTER adapter)
|
|
{
|
|
struct registry_priv *regsty = &adapter->registrypriv;
|
|
u32 i, n;
|
|
struct recv_priv *precvpriv;
|
|
struct recv_buf *precvbuf;
|
|
|
|
|
|
precvpriv = &adapter->recvpriv;
|
|
|
|
/* 1. kill tasklet */
|
|
stop_rx_handle(adapter);
|
|
|
|
/* 2. free all recv buffers */
|
|
precvbuf = (struct recv_buf *)precvpriv->precv_buf;
|
|
if (precvbuf) {
|
|
n = precvpriv->free_recv_buf_queue_cnt;
|
|
precvpriv->free_recv_buf_queue_cnt = 0;
|
|
for (i = 0; i < n ; i++) {
|
|
rtw_list_delete(&precvbuf->list);
|
|
os_recvbuf_resource_free(adapter, precvbuf);
|
|
rtw_os_recvbuf_resource_free(adapter, precvbuf);
|
|
sdio_freerecvbuf(precvbuf);
|
|
precvbuf++;
|
|
}
|
|
precvpriv->precv_buf = NULL;
|
|
}
|
|
|
|
if (precvpriv->pallocated_recv_buf) {
|
|
n = regsty->recvbuf_nr * sizeof(struct recv_buf) + 4;
|
|
rtw_mfree(precvpriv->pallocated_recv_buf, n);
|
|
precvpriv->pallocated_recv_buf = NULL;
|
|
}
|
|
}
|
|
|
|
void rtl8822es_rxhandler(PADAPTER adapter, struct recv_buf *recvbuf)
|
|
{
|
|
struct recv_priv *recvpriv;
|
|
_queue *pending_queue;
|
|
|
|
|
|
recvpriv = &adapter->recvpriv;
|
|
pending_queue = &recvpriv->recv_buf_pending_queue;
|
|
|
|
/* 1. enqueue recvbuf */
|
|
rtw_enqueue_recvbuf(recvbuf, pending_queue);
|
|
|
|
/* 2. schedule tasklet */
|
|
start_rx_handle(adapter);
|
|
}
|