stmmac: add last_segment field to dma data

[cascardo/linux.git] / drivers / net / ethernet / stmicro / stmmac / chain_mode.c

diff --git a/drivers/net/ethernet/stmicro/stmmac/chain_mode.c b/drivers/net/ethernet/stmicro/stmmac/chain_mode.c
index 7fa7ab0..355eafb 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/chain_mode.c
+++ b/drivers/net/ethernet/stmicro/stmmac/chain_mode.c
@@ -150,8 +150,9 @@ static void stmmac_refill_desc3(void *priv_ptr, struct dma_desc *p)
 static void stmmac_clean_desc3(void *priv_ptr, struct dma_desc *p)
 {
        struct stmmac_priv *priv = (struct stmmac_priv *)priv_ptr;
+       unsigned int entry = priv->dirty_tx;
 
-       if (priv->hw->desc->get_tx_ls(p) && !priv->extend_desc)
+       if (priv->tx_skbuff_dma[entry].last_segment && !priv->extend_desc)
                /* NOTE: Device will overwrite des3 with timestamp value if
                 * 1588-2002 time stamping is enabled, hence reinitialize it
                 * to keep explicit chaining in the descriptor.