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Diffstat (limited to 'target/linux/rb532/patches-4.9/106-dont-use-rx-overflow-and-tx-underflow-interrupts.patch')
-rw-r--r--target/linux/rb532/patches-4.9/106-dont-use-rx-overflow-and-tx-underflow-interrupts.patch156
1 files changed, 0 insertions, 156 deletions
diff --git a/target/linux/rb532/patches-4.9/106-dont-use-rx-overflow-and-tx-underflow-interrupts.patch b/target/linux/rb532/patches-4.9/106-dont-use-rx-overflow-and-tx-underflow-interrupts.patch
deleted file mode 100644
index e75079b12f..0000000000
--- a/target/linux/rb532/patches-4.9/106-dont-use-rx-overflow-and-tx-underflow-interrupts.patch
+++ /dev/null
@@ -1,156 +0,0 @@
---- a/drivers/net/ethernet/korina.c
-+++ b/drivers/net/ethernet/korina.c
-@@ -122,8 +122,6 @@ struct korina_private {
-
- int rx_irq;
- int tx_irq;
-- int ovr_irq;
-- int und_irq;
-
- spinlock_t lock; /* NIC xmit lock */
-
-@@ -890,8 +888,6 @@ static void korina_restart_task(struct w
- */
- disable_irq(lp->rx_irq);
- disable_irq(lp->tx_irq);
-- disable_irq(lp->ovr_irq);
-- disable_irq(lp->und_irq);
-
- writel(readl(&lp->tx_dma_regs->dmasm) |
- DMA_STAT_FINI | DMA_STAT_ERR,
-@@ -910,40 +906,10 @@ static void korina_restart_task(struct w
- }
- korina_multicast_list(dev);
-
-- enable_irq(lp->und_irq);
-- enable_irq(lp->ovr_irq);
- enable_irq(lp->tx_irq);
- enable_irq(lp->rx_irq);
- }
-
--static void korina_clear_and_restart(struct net_device *dev, u32 value)
--{
-- struct korina_private *lp = netdev_priv(dev);
--
-- netif_stop_queue(dev);
-- writel(value, &lp->eth_regs->ethintfc);
-- schedule_work(&lp->restart_task);
--}
--
--/* Ethernet Tx Underflow interrupt */
--static irqreturn_t korina_und_interrupt(int irq, void *dev_id)
--{
-- struct net_device *dev = dev_id;
-- struct korina_private *lp = netdev_priv(dev);
-- unsigned int und;
--
-- spin_lock(&lp->lock);
--
-- und = readl(&lp->eth_regs->ethintfc);
--
-- if (und & ETH_INT_FC_UND)
-- korina_clear_and_restart(dev, und & ~ETH_INT_FC_UND);
--
-- spin_unlock(&lp->lock);
--
-- return IRQ_HANDLED;
--}
--
- static void korina_tx_timeout(struct net_device *dev)
- {
- struct korina_private *lp = netdev_priv(dev);
-@@ -951,25 +917,6 @@ static void korina_tx_timeout(struct net
- schedule_work(&lp->restart_task);
- }
-
--/* Ethernet Rx Overflow interrupt */
--static irqreturn_t
--korina_ovr_interrupt(int irq, void *dev_id)
--{
-- struct net_device *dev = dev_id;
-- struct korina_private *lp = netdev_priv(dev);
-- unsigned int ovr;
--
-- spin_lock(&lp->lock);
-- ovr = readl(&lp->eth_regs->ethintfc);
--
-- if (ovr & ETH_INT_FC_OVR)
-- korina_clear_and_restart(dev, ovr & ~ETH_INT_FC_OVR);
--
-- spin_unlock(&lp->lock);
--
-- return IRQ_HANDLED;
--}
--
- #ifdef CONFIG_NET_POLL_CONTROLLER
- static void korina_poll_controller(struct net_device *dev)
- {
-@@ -992,8 +939,7 @@ static int korina_open(struct net_device
- }
-
- /* Install the interrupt handler
-- * that handles the Done Finished
-- * Ovr and Und Events */
-+ * that handles the Done Finished */
- ret = request_irq(lp->rx_irq, korina_rx_dma_interrupt,
- 0, "Korina ethernet Rx", dev);
- if (ret < 0) {
-@@ -1009,31 +955,10 @@ static int korina_open(struct net_device
- goto err_free_rx_irq;
- }
-
-- /* Install handler for overrun error. */
-- ret = request_irq(lp->ovr_irq, korina_ovr_interrupt,
-- 0, "Ethernet Overflow", dev);
-- if (ret < 0) {
-- printk(KERN_ERR "%s: unable to get OVR IRQ %d\n",
-- dev->name, lp->ovr_irq);
-- goto err_free_tx_irq;
-- }
--
-- /* Install handler for underflow error. */
-- ret = request_irq(lp->und_irq, korina_und_interrupt,
-- 0, "Ethernet Underflow", dev);
-- if (ret < 0) {
-- printk(KERN_ERR "%s: unable to get UND IRQ %d\n",
-- dev->name, lp->und_irq);
-- goto err_free_ovr_irq;
-- }
- mod_timer(&lp->media_check_timer, jiffies + 1);
- out:
- return ret;
-
--err_free_ovr_irq:
-- free_irq(lp->ovr_irq, dev);
--err_free_tx_irq:
-- free_irq(lp->tx_irq, dev);
- err_free_rx_irq:
- free_irq(lp->rx_irq, dev);
- err_release:
-@@ -1051,8 +976,6 @@ static int korina_close(struct net_devic
- /* Disable interrupts */
- disable_irq(lp->rx_irq);
- disable_irq(lp->tx_irq);
-- disable_irq(lp->ovr_irq);
-- disable_irq(lp->und_irq);
-
- korina_abort_tx(dev);
- tmp = readl(&lp->tx_dma_regs->dmasm);
-@@ -1072,8 +995,6 @@ static int korina_close(struct net_devic
-
- free_irq(lp->rx_irq, dev);
- free_irq(lp->tx_irq, dev);
-- free_irq(lp->ovr_irq, dev);
-- free_irq(lp->und_irq, dev);
-
- return 0;
- }
-@@ -1113,8 +1034,6 @@ static int korina_probe(struct platform_
-
- lp->rx_irq = platform_get_irq_byname(pdev, "korina_rx");
- lp->tx_irq = platform_get_irq_byname(pdev, "korina_tx");
-- lp->ovr_irq = platform_get_irq_byname(pdev, "korina_ovr");
-- lp->und_irq = platform_get_irq_byname(pdev, "korina_und");
-
- r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "korina_regs");
- dev->base_addr = r->start;