brcmfmac: rework rx path bus interface
The brcmfmac has common and bus specific part. The rx function api was using sk_buff_head. Changed to sk_buff instead. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -136,7 +136,7 @@ extern bool brcmf_c_prec_enq(struct device *dev, struct pktq *q,
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struct sk_buff *pkt, int prec);
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/* Receive frame for delivery to OS. Callee disposes of rxp. */
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extern void brcmf_rx_frames(struct device *dev, struct sk_buff_head *rxlist);
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extern void brcmf_rx_frame(struct device *dev, struct sk_buff *rxp);
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/* Indication from bus module regarding presence/insertion of dongle. */
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extern int brcmf_attach(uint bus_hdrlen, struct device *dev);
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@ -509,9 +509,8 @@ netif_rx:
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}
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}
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void brcmf_rx_frames(struct device *dev, struct sk_buff_head *skb_list)
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void brcmf_rx_frame(struct device *dev, struct sk_buff *skb)
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{
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struct sk_buff *skb, *pnext;
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struct brcmf_if *ifp;
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struct brcmf_bus *bus_if = dev_get_drvdata(dev);
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struct brcmf_pub *drvr = bus_if->drvr;
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@ -519,11 +518,7 @@ void brcmf_rx_frames(struct device *dev, struct sk_buff_head *skb_list)
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u8 ifidx;
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int ret;
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brcmf_dbg(DATA, "Enter: %s: count=%u\n", dev_name(dev),
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skb_queue_len(skb_list));
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skb_queue_walk_safe(skb_list, skb, pnext) {
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skb_unlink(skb, skb_list);
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brcmf_dbg(DATA, "Enter: %s: rxp=%p\n", dev_name(dev), skb);
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/* process and remove protocol-specific header */
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ret = brcmf_proto_hdrpull(drvr, true, &ifidx, skb);
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@ -533,7 +528,7 @@ void brcmf_rx_frames(struct device *dev, struct sk_buff_head *skb_list)
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if ((ret != -ENODATA) && ifp)
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ifp->stats.rx_errors++;
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brcmu_pkt_buf_free_skb(skb);
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continue;
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return;
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}
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rd = (struct brcmf_skb_reorder_data *)skb->cb;
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@ -542,7 +537,6 @@ void brcmf_rx_frames(struct device *dev, struct sk_buff_head *skb_list)
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else
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brcmf_netif_rx(ifp, skb);
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}
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}
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void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp,
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bool success)
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@ -1492,13 +1492,12 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
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bus->glom.qlen, pfirst, pfirst->data,
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pfirst->len, pfirst->next,
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pfirst->prev);
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skb_unlink(pfirst, &bus->glom);
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brcmf_rx_frame(bus->sdiodev->dev, pfirst);
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bus->sdcnt.rxglompkts++;
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}
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/* sent any remaining packets up */
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if (bus->glom.qlen)
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brcmf_rx_frames(bus->sdiodev->dev, &bus->glom);
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bus->sdcnt.rxglomframes++;
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bus->sdcnt.rxglompkts += bus->glom.qlen;
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}
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return num;
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}
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@ -1643,7 +1642,6 @@ static void brcmf_pad(struct brcmf_sdio *bus, u16 *pad, u16 *rdlen)
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static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
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{
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struct sk_buff *pkt; /* Packet for event or data frames */
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struct sk_buff_head pktlist; /* needed for bus interface */
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u16 pad; /* Number of pad bytes to read */
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uint rxleft = 0; /* Remaining number of frames allowed */
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int ret; /* Return code from calls */
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@ -1845,9 +1843,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
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continue;
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}
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skb_queue_head_init(&pktlist);
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skb_queue_tail(&pktlist, pkt);
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brcmf_rx_frames(bus->sdiodev->dev, &pktlist);
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brcmf_rx_frame(bus->sdiodev->dev, pkt);
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}
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rxcount = maxframes - rxleft;
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@ -435,7 +435,6 @@ static void brcmf_usb_rx_complete(struct urb *urb)
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struct brcmf_usbreq *req = (struct brcmf_usbreq *)urb->context;
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struct brcmf_usbdev_info *devinfo = req->devinfo;
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struct sk_buff *skb;
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struct sk_buff_head skbq;
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brcmf_dbg(USB, "Enter, urb->status=%d\n", urb->status);
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brcmf_usb_del_fromq(devinfo, req);
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@ -450,10 +449,8 @@ static void brcmf_usb_rx_complete(struct urb *urb)
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}
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if (devinfo->bus_pub.state == BRCMFMAC_USB_STATE_UP) {
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skb_queue_head_init(&skbq);
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skb_queue_tail(&skbq, skb);
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skb_put(skb, urb->actual_length);
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brcmf_rx_frames(devinfo->dev, &skbq);
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brcmf_rx_frame(devinfo->dev, skb);
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brcmf_usb_rx_refill(devinfo, req);
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} else {
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brcmu_pkt_buf_free_skb(skb);
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