diff options
| author | Petri Gynther <pgynther@google.com> | 2015-03-25 12:35:12 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-03-27 14:26:14 -0700 |
| commit | b2e97eca88f07d1a4dae691ad8d751ba1de15645 (patch) | |
| tree | 997ce6dcc5ea2d674e919ec03e403912e04d96d9 /drivers/net/ethernet/broadcom/genet/bcmgenet.c | |
| parent | ebbd96fb2861f591df011cd0eac67dd367596cca (diff) | |
net: bcmgenet: tweak init_umac()
Use more meaningful variable names int0_enable and int1_enable when
enabling bcmgenet interrupts.
For Rx default queue interrupts, use:
UMAC_IRQ_RXDMA_BDONE | UMAC_IRQ_RXDMA_PDONE
For Tx default queue interrupts, use:
UMAC_IRQ_TXDMA_BDONE | UMAC_IRQ_TXDMA_PDONE
Signed-off-by: Petri Gynther <pgynther@google.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/genet/bcmgenet.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/genet/bcmgenet.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 1c9f9b418c52..68873beba760 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1652,8 +1652,10 @@ static int init_umac(struct bcmgenet_priv *priv) { struct device *kdev = &priv->pdev->dev; int ret; - u32 reg, cpu_mask_clear; - int index; + u32 reg; + u32 int0_enable = 0; + u32 int1_enable = 0; + int i; dev_dbg(&priv->pdev->dev, "bcmgenet: init_umac\n"); @@ -1680,15 +1682,17 @@ static int init_umac(struct bcmgenet_priv *priv) bcmgenet_intr_disable(priv); - cpu_mask_clear = UMAC_IRQ_RXDMA_BDONE | UMAC_IRQ_TXDMA_BDONE; + /* Enable Rx default queue 16 interrupts */ + int0_enable |= (UMAC_IRQ_RXDMA_BDONE | UMAC_IRQ_RXDMA_PDONE); - dev_dbg(kdev, "%s:Enabling RXDMA_BDONE interrupt\n", __func__); + /* Enable Tx default queue 16 interrupts */ + int0_enable |= (UMAC_IRQ_TXDMA_BDONE | UMAC_IRQ_TXDMA_PDONE); /* Monitor cable plug/unplugged event for internal PHY */ if (phy_is_internal(priv->phydev)) { - cpu_mask_clear |= (UMAC_IRQ_LINK_DOWN | UMAC_IRQ_LINK_UP); + int0_enable |= (UMAC_IRQ_LINK_DOWN | UMAC_IRQ_LINK_UP); } else if (priv->ext_phy) { - cpu_mask_clear |= (UMAC_IRQ_LINK_DOWN | UMAC_IRQ_LINK_UP); + int0_enable |= (UMAC_IRQ_LINK_DOWN | UMAC_IRQ_LINK_UP); } else if (priv->phy_interface == PHY_INTERFACE_MODE_MOCA) { reg = bcmgenet_bp_mc_get(priv); reg |= BIT(priv->hw_params->bp_in_en_shift); @@ -1703,13 +1707,14 @@ static int init_umac(struct bcmgenet_priv *priv) /* Enable MDIO interrupts on GENET v3+ */ if (priv->hw_params->flags & GENET_HAS_MDIO_INTR) - cpu_mask_clear |= UMAC_IRQ_MDIO_DONE | UMAC_IRQ_MDIO_ERROR; + int0_enable |= (UMAC_IRQ_MDIO_DONE | UMAC_IRQ_MDIO_ERROR); - bcmgenet_intrl2_0_writel(priv, cpu_mask_clear, INTRL2_CPU_MASK_CLEAR); + /* Enable Tx priority queue interrupts */ + for (i = 0; i < priv->hw_params->tx_queues; ++i) + int1_enable |= (1 << i); - for (index = 0; index < priv->hw_params->tx_queues; index++) - bcmgenet_intrl2_1_writel(priv, (1 << index), - INTRL2_CPU_MASK_CLEAR); + bcmgenet_intrl2_0_writel(priv, int0_enable, INTRL2_CPU_MASK_CLEAR); + bcmgenet_intrl2_1_writel(priv, int1_enable, INTRL2_CPU_MASK_CLEAR); /* Enable rx/tx engine.*/ dev_dbg(kdev, "done init umac\n"); @@ -2111,7 +2116,8 @@ static int bcmgenet_poll(struct napi_struct *napi, int budget) if (work_done < budget) { napi_complete(napi); - bcmgenet_intrl2_0_writel(priv, UMAC_IRQ_RXDMA_BDONE, + bcmgenet_intrl2_0_writel(priv, UMAC_IRQ_RXDMA_BDONE | + UMAC_IRQ_RXDMA_PDONE, INTRL2_CPU_MASK_CLEAR); } @@ -2198,7 +2204,8 @@ static irqreturn_t bcmgenet_isr0(int irq, void *dev_id) * Disable interrupt, will be enabled in the poll method. */ if (likely(napi_schedule_prep(&priv->napi))) { - bcmgenet_intrl2_0_writel(priv, UMAC_IRQ_RXDMA_BDONE, + bcmgenet_intrl2_0_writel(priv, UMAC_IRQ_RXDMA_BDONE | + UMAC_IRQ_RXDMA_PDONE, INTRL2_CPU_MASK_SET); __napi_schedule(&priv->napi); } |