Return-path: Received: from mms3.broadcom.com ([216.31.210.19]:1763 "EHLO mms3.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751685Ab3FZMUd (ORCPT ); Wed, 26 Jun 2013 08:20:33 -0400 From: "Arend van Spriel" To: "John W. Linville" cc: linux-wireless , "Arend van Spriel" Subject: [PATCH 9/9] brcmfmac: remove code and comment for older kernel support Date: Wed, 26 Jun 2013 14:20:22 +0200 Message-ID: <1372249222-4858-10-git-send-email-arend@broadcom.com> (sfid-20130626_142046_466898_401D9BBE) In-Reply-To: <1372249222-4858-1-git-send-email-arend@broadcom.com> References: <1372249222-4858-1-git-send-email-arend@broadcom.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-wireless-owner@vger.kernel.org List-ID: In the code of the receive path some code was dealing with how things were done in older kernels. Not really needed for an upstream driver. Reviewed-by: Hante Meuleman Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel --- .../net/wireless/brcm80211/brcmfmac/dhd_linux.c | 29 ++------------------ 1 file changed, 2 insertions(+), 27 deletions(-) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c index 8c402e7..8e89755 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c @@ -281,8 +281,6 @@ void brcmf_txflowblock(struct device *dev, bool state) void brcmf_rx_frames(struct device *dev, struct sk_buff_head *skb_list) { - unsigned char *eth; - uint len; struct sk_buff *skb, *pnext; struct brcmf_if *ifp; struct brcmf_bus *bus_if = dev_get_drvdata(dev); @@ -306,33 +304,12 @@ void brcmf_rx_frames(struct device *dev, struct sk_buff_head *skb_list) continue; } - /* Get the protocol, maintain skb around eth_type_trans() - * The main reason for this hack is for the limitation of - * Linux 2.4 where 'eth_type_trans' uses the - * 'net->hard_header_len' - * to perform skb_pull inside vs ETH_HLEN. Since to avoid - * coping of the packet coming from the network stack to add - * BDC, Hardware header etc, during network interface - * registration - * we set the 'net->hard_header_len' to ETH_HLEN + extra space - * required - * for BDC, Hardware header etc. and not just the ETH_HLEN - */ - eth = skb->data; - len = skb->len; - skb->dev = ifp->ndev; skb->protocol = eth_type_trans(skb, skb->dev); if (skb->pkt_type == PACKET_MULTICAST) ifp->stats.multicast++; - skb->data = eth; - skb->len = len; - - /* Strip header, count, deliver upward */ - skb_pull(skb, ETH_HLEN); - /* Process special event packets */ brcmf_fweh_process_skb(drvr, skb); @@ -348,10 +325,8 @@ void brcmf_rx_frames(struct device *dev, struct sk_buff_head *skb_list) netif_rx(skb); else /* If the receive is not processed inside an ISR, - * the softirqd must be woken explicitly to service - * the NET_RX_SOFTIRQ. In 2.6 kernels, this is handled - * by netif_rx_ni(), but in earlier kernels, we need - * to do it manually. + * the softirqd must be woken explicitly to service the + * NET_RX_SOFTIRQ. This is handled by netif_rx_ni(). */ netif_rx_ni(skb); } -- 1.7.10.4