summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/3com/typhoon.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/3com/typhoon.c')
-rw-r--r--drivers/net/ethernet/3com/typhoon.c161
1 files changed, 94 insertions, 67 deletions
diff --git a/drivers/net/ethernet/3com/typhoon.c b/drivers/net/ethernet/3com/typhoon.c
index 5ed33c2c4742..aaaff3ba43ef 100644
--- a/drivers/net/ethernet/3com/typhoon.c
+++ b/drivers/net/ethernet/3com/typhoon.c
@@ -138,11 +138,6 @@ MODULE_PARM_DESC(use_mmio, "Use MMIO (1) or PIO(0) to access the NIC. "
module_param(rx_copybreak, int, 0);
module_param(use_mmio, int, 0);
-#if defined(NETIF_F_TSO) && MAX_SKB_FRAGS > 32
-#warning Typhoon only supports 32 entries in its SG list for TSO, disabling TSO
-#undef NETIF_F_TSO
-#endif
-
#if TXLO_ENTRIES <= (2 * MAX_SKB_FRAGS)
#error TX ring too small!
#endif
@@ -789,8 +784,8 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev)
* it with zeros to ETH_ZLEN for us.
*/
if (skb_shinfo(skb)->nr_frags == 0) {
- skb_dma = pci_map_single(tp->tx_pdev, skb->data, skb->len,
- PCI_DMA_TODEVICE);
+ skb_dma = dma_map_single(&tp->tx_pdev->dev, skb->data,
+ skb->len, DMA_TO_DEVICE);
txd->flags = TYPHOON_FRAG_DESC | TYPHOON_DESC_VALID;
txd->len = cpu_to_le16(skb->len);
txd->frag.addr = cpu_to_le32(skb_dma);
@@ -800,8 +795,8 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev)
int i, len;
len = skb_headlen(skb);
- skb_dma = pci_map_single(tp->tx_pdev, skb->data, len,
- PCI_DMA_TODEVICE);
+ skb_dma = dma_map_single(&tp->tx_pdev->dev, skb->data, len,
+ DMA_TO_DEVICE);
txd->flags = TYPHOON_FRAG_DESC | TYPHOON_DESC_VALID;
txd->len = cpu_to_le16(len);
txd->frag.addr = cpu_to_le32(skb_dma);
@@ -818,8 +813,8 @@ typhoon_start_tx(struct sk_buff *skb, struct net_device *dev)
len = skb_frag_size(frag);
frag_addr = skb_frag_address(frag);
- skb_dma = pci_map_single(tp->tx_pdev, frag_addr, len,
- PCI_DMA_TODEVICE);
+ skb_dma = dma_map_single(&tp->tx_pdev->dev, frag_addr,
+ len, DMA_TO_DEVICE);
txd->flags = TYPHOON_FRAG_DESC | TYPHOON_DESC_VALID;
txd->len = cpu_to_le16(len);
txd->frag.addr = cpu_to_le32(skb_dma);
@@ -974,12 +969,12 @@ typhoon_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
smp_rmb();
if (tp->card_state == Sleeping) {
- strlcpy(info->fw_version, "Sleep image",
+ strscpy(info->fw_version, "Sleep image",
sizeof(info->fw_version));
} else {
INIT_COMMAND_WITH_RESPONSE(&xp_cmd, TYPHOON_CMD_READ_VERSIONS);
if (typhoon_issue_command(tp, 1, &xp_cmd, 3, xp_resp) < 0) {
- strlcpy(info->fw_version, "Unknown runtime",
+ strscpy(info->fw_version, "Unknown runtime",
sizeof(info->fw_version));
} else {
u32 sleep_ver = le32_to_cpu(xp_resp[0].parm2);
@@ -989,8 +984,8 @@ typhoon_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
}
}
- strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
- strlcpy(info->bus_info, pci_name(pci_dev), sizeof(info->bus_info));
+ strscpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
+ strscpy(info->bus_info, pci_name(pci_dev), sizeof(info->bus_info));
}
static int
@@ -1138,7 +1133,9 @@ typhoon_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
}
static void
-typhoon_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
+typhoon_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering,
+ struct kernel_ethtool_ringparam *kernel_ering,
+ struct netlink_ext_ack *extack)
{
ering->rx_max_pending = RXENT_ENTRIES;
ering->tx_max_pending = TXLO_ENTRIES - 1;
@@ -1349,12 +1346,12 @@ typhoon_download_firmware(struct typhoon *tp)
image_data = typhoon_fw->data;
fHdr = (struct typhoon_file_header *) image_data;
- /* Cannot just map the firmware image using pci_map_single() as
+ /* Cannot just map the firmware image using dma_map_single() as
* the firmware is vmalloc()'d and may not be physically contiguous,
- * so we allocate some consistent memory to copy the sections into.
+ * so we allocate some coherent memory to copy the sections into.
*/
err = -ENOMEM;
- dpage = pci_alloc_consistent(pdev, PAGE_SIZE, &dpage_dma);
+ dpage = dma_alloc_coherent(&pdev->dev, PAGE_SIZE, &dpage_dma, GFP_ATOMIC);
if (!dpage) {
netdev_err(tp->dev, "no DMA mem for firmware\n");
goto err_out;
@@ -1419,8 +1416,7 @@ typhoon_download_firmware(struct typhoon *tp)
* the checksum, we can do this once, at the end.
*/
csum = csum_fold(csum_partial_copy_nocheck(image_data,
- dpage, len,
- 0));
+ dpage, len));
iowrite32(len, ioaddr + TYPHOON_REG_BOOT_LENGTH);
iowrite32(le16_to_cpu((__force __le16)csum),
@@ -1460,7 +1456,7 @@ err_out_irq:
iowrite32(irqMasked, ioaddr + TYPHOON_REG_INTR_MASK);
iowrite32(irqEnabled, ioaddr + TYPHOON_REG_INTR_ENABLE);
- pci_free_consistent(pdev, PAGE_SIZE, dpage, dpage_dma);
+ dma_free_coherent(&pdev->dev, PAGE_SIZE, dpage, dpage_dma);
err_out:
return err;
@@ -1527,8 +1523,8 @@ typhoon_clean_tx(struct typhoon *tp, struct transmit_ring *txRing,
*/
skb_dma = (dma_addr_t) le32_to_cpu(tx->frag.addr);
dma_len = le16_to_cpu(tx->len);
- pci_unmap_single(tp->pdev, skb_dma, dma_len,
- PCI_DMA_TODEVICE);
+ dma_unmap_single(&tp->pdev->dev, skb_dma, dma_len,
+ DMA_TO_DEVICE);
}
tx->flags = 0;
@@ -1609,8 +1605,8 @@ typhoon_alloc_rx_skb(struct typhoon *tp, u32 idx)
skb_reserve(skb, 2);
#endif
- dma_addr = pci_map_single(tp->pdev, skb->data,
- PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+ dma_addr = dma_map_single(&tp->pdev->dev, skb->data, PKT_BUF_SZ,
+ DMA_FROM_DEVICE);
/* Since no card does 64 bit DAC, the high bits will never
* change from zero.
@@ -1665,20 +1661,19 @@ typhoon_rx(struct typhoon *tp, struct basic_ring *rxRing, volatile __le32 * read
if (pkt_len < rx_copybreak &&
(new_skb = netdev_alloc_skb(tp->dev, pkt_len + 2)) != NULL) {
skb_reserve(new_skb, 2);
- pci_dma_sync_single_for_cpu(tp->pdev, dma_addr,
- PKT_BUF_SZ,
- PCI_DMA_FROMDEVICE);
+ dma_sync_single_for_cpu(&tp->pdev->dev, dma_addr,
+ PKT_BUF_SZ, DMA_FROM_DEVICE);
skb_copy_to_linear_data(new_skb, skb->data, pkt_len);
- pci_dma_sync_single_for_device(tp->pdev, dma_addr,
- PKT_BUF_SZ,
- PCI_DMA_FROMDEVICE);
+ dma_sync_single_for_device(&tp->pdev->dev, dma_addr,
+ PKT_BUF_SZ,
+ DMA_FROM_DEVICE);
skb_put(new_skb, pkt_len);
typhoon_recycle_rx_skb(tp, idx);
} else {
new_skb = skb;
skb_put(new_skb, pkt_len);
- pci_unmap_single(tp->pdev, dma_addr, PKT_BUF_SZ,
- PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&tp->pdev->dev, dma_addr, PKT_BUF_SZ,
+ DMA_FROM_DEVICE);
typhoon_alloc_rx_skb(tp, idx);
}
new_skb->protocol = eth_type_trans(new_skb, tp->dev);
@@ -1792,8 +1787,8 @@ typhoon_free_rx_rings(struct typhoon *tp)
for (i = 0; i < RXENT_ENTRIES; i++) {
struct rxbuff_ent *rxb = &tp->rxbuffers[i];
if (rxb->skb) {
- pci_unmap_single(tp->pdev, rxb->dma_addr, PKT_BUF_SZ,
- PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&tp->pdev->dev, rxb->dma_addr,
+ PKT_BUF_SZ, DMA_FROM_DEVICE);
dev_kfree_skb(rxb->skb);
rxb->skb = NULL;
}
@@ -1801,9 +1796,8 @@ typhoon_free_rx_rings(struct typhoon *tp)
}
static int
-typhoon_sleep(struct typhoon *tp, pci_power_t state, __le16 events)
+typhoon_sleep_early(struct typhoon *tp, __le16 events)
{
- struct pci_dev *pdev = tp->pdev;
void __iomem *ioaddr = tp->ioaddr;
struct cmd_desc xp_cmd;
int err;
@@ -1832,20 +1826,29 @@ typhoon_sleep(struct typhoon *tp, pci_power_t state, __le16 events)
*/
netif_carrier_off(tp->dev);
+ return 0;
+}
+
+static int
+typhoon_sleep(struct typhoon *tp, pci_power_t state, __le16 events)
+{
+ int err;
+
+ err = typhoon_sleep_early(tp, events);
+
+ if (err)
+ return err;
+
pci_enable_wake(tp->pdev, state, 1);
- pci_disable_device(pdev);
- return pci_set_power_state(pdev, state);
+ pci_disable_device(tp->pdev);
+ return pci_set_power_state(tp->pdev, state);
}
static int
typhoon_wakeup(struct typhoon *tp, int wait_type)
{
- struct pci_dev *pdev = tp->pdev;
void __iomem *ioaddr = tp->ioaddr;
- pci_set_power_state(pdev, PCI_D0);
- pci_restore_state(pdev);
-
/* Post 2.x.x versions of the Sleep Image require a reset before
* we can download the Runtime Image. But let's not make users of
* the old firmware pay for the reset.
@@ -2049,6 +2052,9 @@ typhoon_open(struct net_device *dev)
if (err)
goto out;
+ pci_set_power_state(tp->pdev, PCI_D0);
+ pci_restore_state(tp->pdev);
+
err = typhoon_wakeup(tp, WaitSleep);
if (err < 0) {
netdev_err(dev, "unable to wakeup device\n");
@@ -2114,11 +2120,10 @@ typhoon_close(struct net_device *dev)
return 0;
}
-#ifdef CONFIG_PM
-static int
-typhoon_resume(struct pci_dev *pdev)
+static int __maybe_unused
+typhoon_resume(struct device *dev_d)
{
- struct net_device *dev = pci_get_drvdata(pdev);
+ struct net_device *dev = dev_get_drvdata(dev_d);
struct typhoon *tp = netdev_priv(dev);
/* If we're down, resume when we are upped.
@@ -2144,9 +2149,10 @@ reset:
return -EBUSY;
}
-static int
-typhoon_suspend(struct pci_dev *pdev, pm_message_t state)
+static int __maybe_unused
+typhoon_suspend(struct device *dev_d)
{
+ struct pci_dev *pdev = to_pci_dev(dev_d);
struct net_device *dev = pci_get_drvdata(pdev);
struct typhoon *tp = netdev_priv(dev);
struct cmd_desc xp_cmd;
@@ -2190,18 +2196,19 @@ typhoon_suspend(struct pci_dev *pdev, pm_message_t state)
goto need_resume;
}
- if (typhoon_sleep(tp, pci_choose_state(pdev, state), tp->wol_events) < 0) {
+ if (typhoon_sleep_early(tp, tp->wol_events) < 0) {
netdev_err(dev, "unable to put card to sleep\n");
goto need_resume;
}
+ device_wakeup_enable(dev_d);
+
return 0;
need_resume:
- typhoon_resume(pdev);
+ typhoon_resume(dev_d);
return -EBUSY;
}
-#endif
static int
typhoon_test_mmio(struct pci_dev *pdev)
@@ -2249,9 +2256,28 @@ out:
return mode;
}
+#if MAX_SKB_FRAGS > 32
+
+#include <net/vxlan.h>
+
+static netdev_features_t typhoon_features_check(struct sk_buff *skb,
+ struct net_device *dev,
+ netdev_features_t features)
+{
+ if (skb_shinfo(skb)->nr_frags > 32 && skb_is_gso(skb))
+ features &= ~NETIF_F_GSO_MASK;
+
+ features = vlan_features_check(skb, features);
+ return vxlan_features_check(skb, features);
+}
+#endif
+
static const struct net_device_ops typhoon_netdev_ops = {
.ndo_open = typhoon_open,
.ndo_stop = typhoon_close,
+#if MAX_SKB_FRAGS > 32
+ .ndo_features_check = typhoon_features_check,
+#endif
.ndo_start_xmit = typhoon_start_tx,
.ndo_set_rx_mode = typhoon_set_rx_mode,
.ndo_tx_timeout = typhoon_tx_timeout,
@@ -2266,6 +2292,7 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
struct net_device *dev;
struct typhoon *tp;
int card_id = (int) ent->driver_data;
+ u8 addr[ETH_ALEN] __aligned(4);
void __iomem *ioaddr;
void *shared;
dma_addr_t shared_dma;
@@ -2294,7 +2321,7 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
goto error_out_disable;
}
- err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
if (err < 0) {
err_msg = "No usable DMA configuration";
goto error_out_mwi;
@@ -2343,8 +2370,8 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* allocate pci dma space for rx and tx descriptor rings
*/
- shared = pci_alloc_consistent(pdev, sizeof(struct typhoon_shared),
- &shared_dma);
+ shared = dma_alloc_coherent(&pdev->dev, sizeof(struct typhoon_shared),
+ &shared_dma, GFP_KERNEL);
if (!shared) {
err_msg = "could not allocate DMA memory";
err = -ENOMEM;
@@ -2397,8 +2424,9 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
goto error_out_reset;
}
- *(__be16 *)&dev->dev_addr[0] = htons(le16_to_cpu(xp_resp[0].parm1));
- *(__be32 *)&dev->dev_addr[2] = htonl(le32_to_cpu(xp_resp[0].parm2));
+ *(__be16 *)&addr[0] = htons(le16_to_cpu(xp_resp[0].parm1));
+ *(__be32 *)&addr[2] = htonl(le32_to_cpu(xp_resp[0].parm2));
+ eth_hw_addr_set(dev, addr);
if (!is_valid_ether_addr(dev->dev_addr)) {
err_msg = "Could not obtain valid ethernet address, aborting";
@@ -2436,7 +2464,7 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* The chip-specific entries in the device structure. */
dev->netdev_ops = &typhoon_netdev_ops;
- netif_napi_add(dev, &tp->napi, typhoon_poll, 16);
+ netif_napi_add_weight(dev, &tp->napi, typhoon_poll, 16);
dev->watchdog_timeo = TX_TIMEOUT;
dev->ethtool_ops = &typhoon_ethtool_ops;
@@ -2497,8 +2525,8 @@ error_out_reset:
typhoon_reset(ioaddr, NoWait);
error_out_dma:
- pci_free_consistent(pdev, sizeof(struct typhoon_shared),
- shared, shared_dma);
+ dma_free_coherent(&pdev->dev, sizeof(struct typhoon_shared), shared,
+ shared_dma);
error_out_remap:
pci_iounmap(pdev, ioaddr);
error_out_regions:
@@ -2525,23 +2553,22 @@ typhoon_remove_one(struct pci_dev *pdev)
pci_restore_state(pdev);
typhoon_reset(tp->ioaddr, NoWait);
pci_iounmap(pdev, tp->ioaddr);
- pci_free_consistent(pdev, sizeof(struct typhoon_shared),
- tp->shared, tp->shared_dma);
+ dma_free_coherent(&pdev->dev, sizeof(struct typhoon_shared),
+ tp->shared, tp->shared_dma);
pci_release_regions(pdev);
pci_clear_mwi(pdev);
pci_disable_device(pdev);
free_netdev(dev);
}
+static SIMPLE_DEV_PM_OPS(typhoon_pm_ops, typhoon_suspend, typhoon_resume);
+
static struct pci_driver typhoon_driver = {
.name = KBUILD_MODNAME,
.id_table = typhoon_pci_tbl,
.probe = typhoon_init_one,
.remove = typhoon_remove_one,
-#ifdef CONFIG_PM
- .suspend = typhoon_suspend,
- .resume = typhoon_resume,
-#endif
+ .driver.pm = &typhoon_pm_ops,
};
static int __init
generated by cgit (git 2.34.1) at 2025-12-26 06:14:47 +0000