Messages in this thread Patch in this message | | | From | John Crispin <> | Subject | [PATCH 3/9] net: mediatek: mtk_cal_txd_req() returns bad value | Date | Thu, 7 Apr 2016 19:57:50 +0200 |
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The code used to also support the PDMA engine, which had 2 packet pointers per descriptor. Because of this we had to divide the result by 2 and round it up. This is no longer needed as the code only supports QDMA.
Signed-off-by: John Crispin <blogic@openwrt.org> --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index bb10d57..94cceb8 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -681,7 +681,7 @@ static inline int mtk_cal_txd_req(struct sk_buff *skb) nfrags += skb_shinfo(skb)->nr_frags; } - return DIV_ROUND_UP(nfrags, 2); + return nfrags; } static int mtk_start_xmit(struct sk_buff *skb, struct net_device *dev) -- 1.7.10.4
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