* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <linux/config.h>
#include <linux/crc32.h>
#include <linux/kernel.h>
#include <linux/version.h>
#include "sky2.h"
#define DRV_NAME "sky2"
-#define DRV_VERSION "1.4"
+#define DRV_VERSION "1.5"
#define PFX DRV_NAME " "
/*
#define RX_MAX_PENDING (RX_LE_SIZE/2 - 2)
#define RX_DEF_PENDING RX_MAX_PENDING
#define RX_SKB_ALIGN 8
+#define RX_BUF_WRITE 16
#define TX_RING_SIZE 512
#define TX_DEF_PENDING (TX_RING_SIZE - 1)
}
if (hw->chip_id == CHIP_ID_YUKON_EC_U) {
- sky2_write16(hw, B0_CTST, Y2_HW_WOL_ON);
sky2_pci_write32(hw, PCI_DEV_REG3, 0);
reg1 = sky2_pci_read32(hw, PCI_DEV_REG4);
reg1 &= P_ASPM_CONTROL_MSK;
}
sky2_pci_write32(hw, PCI_DEV_REG1, reg1);
+ udelay(100);
break;
else
reg1 |= (PCI_Y2_PHY1_POWD | PCI_Y2_PHY2_POWD);
sky2_pci_write32(hw, PCI_DEV_REG1, reg1);
+ udelay(100);
if (hw->chip_id == CHIP_ID_YUKON_XL && hw->chip_rev > 1)
sky2_write8(hw, B2_Y2_CLK_GATE, 0);
count = sizeof(dma_addr_t) / sizeof(u32);
count += skb_shinfo(skb)->nr_frags * count;
- if (skb_shinfo(skb)->tso_size)
+ if (skb_is_gso(skb))
++count;
if (skb->ip_summed == CHECKSUM_HW)
}
/* Check for TCP Segmentation Offload */
- mss = skb_shinfo(skb)->tso_size;
+ mss = skb_shinfo(skb)->gso_size;
if (mss != 0) {
/* just drop the packet if non-linear expansion fails */
if (skb_header_cloned(skb) &&
}
sky2->tx_cons = put;
- if (tx_avail(sky2) > MAX_SKB_TX_LE)
+ if (tx_avail(sky2) > MAX_SKB_TX_LE + 4)
netif_wake_queue(dev);
}
re->skb->ip_summed = CHECKSUM_NONE;
sky2_rx_add(sky2, re->mapaddr);
- /* Tell receiver about new buffers. */
- sky2_put_idx(sky2->hw, rxqaddr[sky2->port], sky2->rx_put);
-
return skb;
oversize:
/* Process status response ring */
static int sky2_status_intr(struct sky2_hw *hw, int to_do)
{
+ struct sky2_port *sky2;
int work_done = 0;
+ unsigned buf_write[2] = { 0, 0 };
u16 hwidx = sky2_read16(hw, STAT_PUT_IDX);
rmb();
while (hw->st_idx != hwidx) {
struct sky2_status_le *le = hw->st_le + hw->st_idx;
struct net_device *dev;
- struct sky2_port *sky2;
struct sk_buff *skb;
u32 status;
u16 length;
#endif
netif_receive_skb(skb);
+ /* Update receiver after 16 frames */
+ if (++buf_write[le->link] == RX_BUF_WRITE) {
+ sky2_put_idx(hw, rxqaddr[le->link],
+ sky2->rx_put);
+ buf_write[le->link] = 0;
+ }
+
+ /* Stop after net poll weight */
if (++work_done >= to_do)
goto exit_loop;
break;
}
exit_loop:
+ if (buf_write[0]) {
+ sky2 = netdev_priv(hw->dev[0]);
+ sky2_put_idx(hw, Q_R1, sky2->rx_put);
+ }
+
+ if (buf_write[1]) {
+ sky2 = netdev_priv(hw->dev[1]);
+ sky2_put_idx(hw, Q_R2, sky2->rx_put);
+ }
+
return work_done;
}
/* If idle then force a fake soft NAPI poll once a second
* to work around cases where sharing an edge triggered interrupt.
*/
+static inline void sky2_idle_start(struct sky2_hw *hw)
+{
+ if (idle_timeout > 0)
+ mod_timer(&hw->idle_timer,
+ jiffies + msecs_to_jiffies(idle_timeout));
+}
+
static void sky2_idle(unsigned long arg)
{
struct sky2_hw *hw = (struct sky2_hw *) arg;
int work_done = 0;
u32 status = sky2_read32(hw, B0_Y2_SP_EISR);
- if (!~status)
- goto out;
-
if (status & Y2_IS_HW_ERR)
sky2_hw_intr(hw);
if (sky2_more_work(hw))
return 1;
-out:
+
netif_rx_complete(dev0);
sky2_read32(hw, B0_Y2_SP_LISR);
static void sky2_netpoll(struct net_device *dev)
{
struct sky2_port *sky2 = netdev_priv(dev);
+ struct net_device *dev0 = sky2->hw->dev[0];
- sky2_intr(sky2->hw->pdev->irq, sky2->hw, NULL);
+ if (netif_running(dev) && __netif_rx_schedule_prep(dev0))
+ __netif_rx_schedule(dev0);
}
#endif
}
-static int __devinit sky2_reset(struct sky2_hw *hw)
+static int sky2_reset(struct sky2_hw *hw)
{
u16 status;
u8 t8, pmd_type;
sky2_write32(hw, B0_IMSK, Y2_IS_IRQ_SW);
- err = request_irq(pdev->irq, sky2_test_intr, SA_SHIRQ, DRV_NAME, hw);
+ err = request_irq(pdev->irq, sky2_test_intr, IRQF_SHARED, DRV_NAME, hw);
if (err) {
printk(KERN_ERR PFX "%s: cannot assign irq %d\n",
pci_name(pdev), pdev->irq);
if (err)
goto err_out_iounmap;
- printk(KERN_INFO PFX "v%s addr 0x%lx irq %d Yukon-%s (0x%x) rev %d\n",
- DRV_VERSION, pci_resource_start(pdev, 0), pdev->irq,
- yukon2_name[hw->chip_id - CHIP_ID_YUKON_XL],
+ printk(KERN_INFO PFX "v%s addr 0x%llx irq %d Yukon-%s (0x%x) rev %d\n",
+ DRV_VERSION, (unsigned long long)pci_resource_start(pdev, 0),
+ pdev->irq, yukon2_name[hw->chip_id - CHIP_ID_YUKON_XL],
hw->chip_id, hw->chip_rev);
dev = sky2_init_netdev(hw, 0, using_dac);
goto err_out_unregister;
}
- err = request_irq(pdev->irq, sky2_intr, SA_SHIRQ, DRV_NAME, hw);
+ err = request_irq(pdev->irq, sky2_intr, IRQF_SHARED, DRV_NAME, hw);
if (err) {
printk(KERN_ERR PFX "%s: cannot assign irq %d\n",
pci_name(pdev), pdev->irq);
sky2_write32(hw, B0_IMSK, Y2_IS_BASE);
setup_timer(&hw->idle_timer, sky2_idle, (unsigned long) hw);
- if (idle_timeout > 0)
- mod_timer(&hw->idle_timer,
- jiffies + msecs_to_jiffies(idle_timeout));
+ sky2_idle_start(hw);
pci_set_drvdata(pdev, hw);
if (!(pstate == PCI_D3hot || pstate == PCI_D3cold))
return -EINVAL;
+ del_timer_sync(&hw->idle_timer);
+ netif_poll_disable(hw->dev[0]);
+
for (i = 0; i < hw->ports; i++) {
struct net_device *dev = hw->dev[i];
- if (dev) {
- if (!netif_running(dev))
- continue;
-
+ if (netif_running(dev)) {
sky2_down(dev);
netif_device_detach(dev);
}
for (i = 0; i < hw->ports; i++) {
struct net_device *dev = hw->dev[i];
- if (dev && netif_running(dev)) {
+ if (netif_running(dev)) {
netif_device_attach(dev);
+
err = sky2_up(dev);
if (err) {
printk(KERN_ERR PFX "%s: could not up: %d\n",
dev->name, err);
dev_close(dev);
- break;
+ goto out;
}
}
}
+
+ netif_poll_enable(hw->dev[0]);
+ sky2_idle_start(hw);
out:
return err;
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff