openwrt/package/kernel/mac80211/patches/349-0008-brcmfmac-create-co...

89 lines
2.7 KiB
Diff

From: Arend van Spriel <arend@broadcom.com>
Date: Mon, 11 Apr 2016 11:35:28 +0200
Subject: [PATCH] brcmfmac: create common function for handling
brcmf_proto_hdrpull()
In receive path brcmf_proto_hdrpull() needs to be called and handled
similar in brcmf_rx_frame() and brcmf_rx_event(). Move that duplicated
code in separate function.
Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -322,26 +322,35 @@ void brcmf_netif_rx(struct brcmf_if *ifp
netif_rx_ni(skb);
}
-void brcmf_rx_frame(struct device *dev, struct sk_buff *skb, bool handle_event)
+static int brcmf_rx_hdrpull(struct brcmf_pub *drvr, struct sk_buff *skb,
+ struct brcmf_if **ifp)
{
- struct brcmf_if *ifp;
- struct brcmf_bus *bus_if = dev_get_drvdata(dev);
- struct brcmf_pub *drvr = bus_if->drvr;
int ret;
- brcmf_dbg(DATA, "Enter: %s: rxp=%p\n", dev_name(dev), skb);
-
/* process and remove protocol-specific header */
- ret = brcmf_proto_hdrpull(drvr, true, skb, &ifp);
+ ret = brcmf_proto_hdrpull(drvr, true, skb, ifp);
- if (ret || !ifp || !ifp->ndev) {
+ if (ret || !(*ifp) || !(*ifp)->ndev) {
if (ret != -ENODATA && ifp)
- ifp->stats.rx_errors++;
+ (*ifp)->stats.rx_errors++;
brcmu_pkt_buf_free_skb(skb);
- return;
+ return -ENODATA;
}
- skb->protocol = eth_type_trans(skb, ifp->ndev);
+ skb->protocol = eth_type_trans(skb, (*ifp)->ndev);
+ return 0;
+}
+
+void brcmf_rx_frame(struct device *dev, struct sk_buff *skb, bool handle_event)
+{
+ struct brcmf_if *ifp;
+ struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+ struct brcmf_pub *drvr = bus_if->drvr;
+
+ brcmf_dbg(DATA, "Enter: %s: rxp=%p\n", dev_name(dev), skb);
+
+ if (brcmf_rx_hdrpull(drvr, skb, &ifp))
+ return;
if (brcmf_proto_is_reorder_skb(skb)) {
brcmf_proto_rxreorder(ifp, skb);
@@ -359,21 +368,11 @@ void brcmf_rx_event(struct device *dev,
struct brcmf_if *ifp;
struct brcmf_bus *bus_if = dev_get_drvdata(dev);
struct brcmf_pub *drvr = bus_if->drvr;
- int ret;
brcmf_dbg(EVENT, "Enter: %s: rxp=%p\n", dev_name(dev), skb);
- /* process and remove protocol-specific header */
- ret = brcmf_proto_hdrpull(drvr, true, skb, &ifp);
-
- if (ret || !ifp || !ifp->ndev) {
- if (ret != -ENODATA && ifp)
- ifp->stats.rx_errors++;
- brcmu_pkt_buf_free_skb(skb);
+ if (brcmf_rx_hdrpull(drvr, skb, &ifp))
return;
- }
-
- skb->protocol = eth_type_trans(skb, ifp->ndev);
brcmf_fweh_process_skb(ifp->drvr, skb);
brcmu_pkt_buf_free_skb(skb);