diff options
| author | Joao Pinto <Joao.Pinto@synopsys.com> | 2017-03-15 11:04:50 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-03-15 14:44:32 -0700 |
| commit | 3c55d4d08bc9e94901a26eb57c9aa0b8c76a18c0 (patch) | |
| tree | 8091d8867a65eed02c88133ba1495b33e1ff8aa6 /drivers | |
| parent | d62a107a4f154c9aa826dbe03ac2322a389b37b5 (diff) | |
net: stmmac: rx watchdog config prepared for multiple queues
This patch adds rx watchdog configuration for all queues.
Signed-off-by: Joao Pinto <jpinto@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
5 files changed, 11 insertions, 8 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 6dfb7f31898e..5fa23b13d3cd 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -443,7 +443,7 @@ struct stmmac_dma_ops { void (*get_hw_feature)(void __iomem *ioaddr, struct dma_features *dma_cap); /* Program the HW RX Watchdog */ - void (*rx_watchdog) (void __iomem *ioaddr, u32 riwt); + void (*rx_watchdog)(void __iomem *ioaddr, u32 riwt, u32 number_chan); void (*set_tx_ring_len)(void __iomem *ioaddr, u32 len); void (*set_rx_ring_len)(void __iomem *ioaddr, u32 len); void (*set_rx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c index d3654a447046..471a9aa6ac94 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c @@ -247,7 +247,8 @@ static void dwmac1000_get_hw_feature(void __iomem *ioaddr, dma_cap->enh_desc = (hw_cap & DMA_HW_FEAT_ENHDESSEL) >> 24; } -static void dwmac1000_rx_watchdog(void __iomem *ioaddr, u32 riwt) +static void dwmac1000_rx_watchdog(void __iomem *ioaddr, u32 riwt, + u32 number_chan) { writel(riwt, ioaddr + DMA_RX_WATCHDOG); } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c index 6285e8ad340d..74177f9d640b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c @@ -174,12 +174,12 @@ static void dwmac4_dump_dma_regs(void __iomem *ioaddr, u32 *reg_space) _dwmac4_dump_dma_regs(ioaddr, i, reg_space); } -static void dwmac4_rx_watchdog(void __iomem *ioaddr, u32 riwt) +static void dwmac4_rx_watchdog(void __iomem *ioaddr, u32 riwt, u32 number_chan) { - int i; + u32 chan; - for (i = 0; i < DMA_CHANNEL_NB_MAX; i++) - writel(riwt, ioaddr + DMA_CHAN_RX_WATCHDOG(i)); + for (chan = 0; chan < number_chan; chan++) + writel(riwt, ioaddr + DMA_CHAN_RX_WATCHDOG(chan)); } static void dwmac4_dma_rx_chan_op_mode(void __iomem *ioaddr, int mode, diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index 61b9369a041e..16808e48ca1c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -730,6 +730,7 @@ static int stmmac_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) { struct stmmac_priv *priv = netdev_priv(dev); + u32 rx_cnt = priv->plat->rx_queues_to_use; unsigned int rx_riwt; /* Check not supported parameters */ @@ -768,7 +769,7 @@ static int stmmac_set_coalesce(struct net_device *dev, priv->tx_coal_frames = ec->tx_max_coalesced_frames; priv->tx_coal_timer = ec->tx_coalesce_usecs; priv->rx_riwt = rx_riwt; - priv->hw->dma->rx_watchdog(priv->ioaddr, priv->rx_riwt); + priv->hw->dma->rx_watchdog(priv->ioaddr, priv->rx_riwt, rx_cnt); return 0; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 79a792a0c12e..00d0f5ea7682 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1915,6 +1915,7 @@ static void stmmac_mtl_configuration(struct stmmac_priv *priv) static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) { struct stmmac_priv *priv = netdev_priv(dev); + u32 rx_cnt = priv->plat->rx_queues_to_use; int ret; /* DMA initialization and SW reset */ @@ -1988,7 +1989,7 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp) if ((priv->use_riwt) && (priv->hw->dma->rx_watchdog)) { priv->rx_riwt = MAX_DMA_RIWT; - priv->hw->dma->rx_watchdog(priv->ioaddr, MAX_DMA_RIWT); + priv->hw->dma->rx_watchdog(priv->ioaddr, MAX_DMA_RIWT, rx_cnt); } if (priv->hw->pcs && priv->hw->mac->pcs_ctrl_ane) |