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net: stmmac: xgmac: Correct RAVSEL field interpretation

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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 <joabreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jose Abreu 2019-09-04 15:17:02 +02:00 committed by David S. Miller
parent 8f9e5b5db4
commit c2b69474d6
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
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@ -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;