diff options
author | Jose Abreu <Jose.Abreu@synopsys.com> | 2017-10-13 10:58:37 +0100 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2017-10-14 11:12:08 -0700 |
commit | a0daae13776994cf90e9a7bc81cd8e4ad3959093 (patch) | |
tree | 18ff1cb57dd5611f09a7ac2b40941c77bbe6038a /drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | |
parent | net: stmmac: Use correct values in TQS/RQS fields (diff) | |
download | linux-dev-a0daae13776994cf90e9a7bc81cd8e4ad3959093.tar.xz linux-dev-a0daae13776994cf90e9a7bc81cd8e4ad3959093.zip |
net: stmmac: Disable flow ctrl for RX AVB queues and really enable TX AVB queues
Flow control must be disabled for AVB enabled queues and TX
AVB queues must be enabled by setting BIT(2) of TXQEN.
Correct this by passing the queue mode to DMA callbacks
and by checking in these functions wether we are in AVB
performing the necessary adjustments.
Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Joao Pinto <jpinto@synopsys.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/stmmac_main.c')
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index edf245b8bce3..0e1b0a3d7b76 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1754,6 +1754,7 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv) u32 txmode = 0; u32 rxmode = 0; u32 chan = 0; + u8 qmode = 0; if (rxfifosz == 0) rxfifosz = priv->dma_cap.rx_fifo_size; @@ -1785,13 +1786,19 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv) /* configure all channels */ if (priv->synopsys_id >= DWMAC_CORE_4_00) { - for (chan = 0; chan < rx_channels_count; chan++) + for (chan = 0; chan < rx_channels_count; chan++) { + qmode = priv->plat->rx_queues_cfg[chan].mode_to_use; + priv->hw->dma->dma_rx_mode(priv->ioaddr, rxmode, chan, - rxfifosz); + rxfifosz, qmode); + } + + for (chan = 0; chan < tx_channels_count; chan++) { + qmode = priv->plat->tx_queues_cfg[chan].mode_to_use; - for (chan = 0; chan < tx_channels_count; chan++) priv->hw->dma->dma_tx_mode(priv->ioaddr, txmode, chan, - txfifosz); + txfifosz, qmode); + } } else { priv->hw->dma->dma_mode(priv->ioaddr, txmode, rxmode, rxfifosz); @@ -1954,6 +1961,8 @@ static void stmmac_tx_err(struct stmmac_priv *priv, u32 chan) static void stmmac_set_dma_operation_mode(struct stmmac_priv *priv, u32 txmode, u32 rxmode, u32 chan) { + u8 rxqmode = priv->plat->rx_queues_cfg[chan].mode_to_use; + u8 txqmode = priv->plat->tx_queues_cfg[chan].mode_to_use; u32 rx_channels_count = priv->plat->rx_queues_to_use; u32 tx_channels_count = priv->plat->tx_queues_to_use; int rxfifosz = priv->plat->rx_fifo_size; @@ -1970,9 +1979,9 @@ static void stmmac_set_dma_operation_mode(struct stmmac_priv *priv, u32 txmode, if (priv->synopsys_id >= DWMAC_CORE_4_00) { priv->hw->dma->dma_rx_mode(priv->ioaddr, rxmode, chan, - rxfifosz); + rxfifosz, rxqmode); priv->hw->dma->dma_tx_mode(priv->ioaddr, txmode, chan, - txfifosz); + txfifosz, txqmode); } else { priv->hw->dma->dma_mode(priv->ioaddr, txmode, rxmode, rxfifosz); |