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Commit c405abe2 authored by Sonic Zhang's avatar Sonic Zhang Committed by David S. Miller
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stmmac: if force_thresh_dma_mode is set, pass tc to both txmode and rxmode in... 


stmmac: if force_thresh_dma_mode is set, pass tc to both txmode and rxmode in tx_hard_error_bump_tc interrupt

Dont' pass SF_DMA_MODE to rxmode in this case.

Signed-off-by: default avatarSonic Zhang <sonic.zhang@analog.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6039e3df

drivers/net/ethernet/stmicro/stmmac/stmmac_main.c

+5 −1
Original line number Diff line number Diff line
@@ -1454,7 +1454,11 @@ static void stmmac_dma_interrupt(struct stmmac_priv *priv) 
		/* Try to bump up the dma threshold on this failure */

		if (unlikely(tc != SF_DMA_MODE) && (tc <= 256)) {

			tc += 64;

			priv->hw->dma->dma_mode(priv->ioaddr, tc, SF_DMA_MODE);

			if (priv->plat->force_thresh_dma_mode)

				priv->hw->dma->dma_mode(priv->ioaddr, tc, tc);

			else

				priv->hw->dma->dma_mode(priv->ioaddr, tc,

					SF_DMA_MODE);

			priv->xstats.threshold = tc;

		}

	} else if (unlikely(status == tx_hard_error))