From 60a16857d2712944c6db55a5fb745bd52ff70ba9 Mon Sep 17 00:00:00 2001 From: Jose Abreu Date: Wed, 4 Sep 2019 15:17:02 +0200 Subject: [PATCH] net: stmmac: xgmac: Correct RAVSEL field interpretation RAVSEL means that only RX side is available for AVB features. As we use both TX and RX features we need to check if RAVSEL is selected and disable AVB if only RX side is available. Signed-off-by: Jose Abreu Signed-off-by: David S. Miller --- drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c index fd60bf5e0a722..53c4a40d8386b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c @@ -369,7 +369,7 @@ static void dwxgmac2_get_hw_feature(void __iomem *ioaddr, dma_cap->eee = (hw_cap & XGMAC_HWFEAT_EEESEL) >> 13; dma_cap->atime_stamp = (hw_cap & XGMAC_HWFEAT_TSSEL) >> 12; dma_cap->av = (hw_cap & XGMAC_HWFEAT_AVSEL) >> 11; - dma_cap->av &= (hw_cap & XGMAC_HWFEAT_RAVSEL) >> 10; + dma_cap->av &= !(hw_cap & XGMAC_HWFEAT_RAVSEL) >> 10; dma_cap->arpoffsel = (hw_cap & XGMAC_HWFEAT_ARPOFFSEL) >> 9; dma_cap->rmon = (hw_cap & XGMAC_HWFEAT_MMCSEL) >> 8; dma_cap->pmt_magic_frame = (hw_cap & XGMAC_HWFEAT_MGKSEL) >> 7; -- 2.39.5