Revert "net: ftgmac100: Ensure tx descriptor updates are visible"
This reverts commit f48cec25ee
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41c096fbd1
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d4c68e1fc4
1 changed files with 8 additions and 18 deletions
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@ -653,11 +653,6 @@ static bool ftgmac100_tx_complete_packet(struct ftgmac100 *priv)
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ftgmac100_free_tx_packet(priv, pointer, skb, txdes, ctl_stat);
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txdes->txdes0 = cpu_to_le32(ctl_stat & priv->txdes0_edotr_mask);
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/* Ensure the descriptor config is visible before setting the tx
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* pointer.
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*/
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smp_wmb();
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priv->tx_clean_pointer = ftgmac100_next_tx_pointer(priv, pointer);
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return true;
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@ -811,11 +806,6 @@ static netdev_tx_t ftgmac100_hard_start_xmit(struct sk_buff *skb,
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dma_wmb();
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first->txdes0 = cpu_to_le32(f_ctl_stat);
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/* Ensure the descriptor config is visible before setting the tx
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* pointer.
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*/
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smp_wmb();
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/* Update next TX pointer */
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priv->tx_pointer = pointer;
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