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openwrt/target/linux/adm8668/patches-3.18/004-tulip_pci_split.patch

453 lines
14 KiB
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--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -206,6 +206,7 @@ struct tulip_chip_table tulip_tbl[] = {
};
+#ifdef CONFIG_TULIP_PCI
static const struct pci_device_id tulip_pci_tbl[] = {
{ 0x1011, 0x0009, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21140 },
{ 0x1011, 0x0019, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DC21143 },
@@ -249,7 +250,7 @@ static const struct pci_device_id tulip_
{ } /* terminate list */
};
MODULE_DEVICE_TABLE(pci, tulip_pci_tbl);
-
+#endif
/* A full-duplex map for media types. */
const char tulip_media_cap[32] =
@@ -267,11 +268,14 @@ static void tulip_down(struct net_device
static struct net_device_stats *tulip_get_stats(struct net_device *dev);
static int private_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
static void set_rx_mode(struct net_device *dev);
+#ifdef CONFIG_TULIP_PCI
static void tulip_set_wolopts(struct pci_dev *pdev, u32 wolopts);
+#endif
#ifdef CONFIG_NET_POLL_CONTROLLER
static void poll_tulip(struct net_device *dev);
#endif
+#ifdef CONFIG_TULIP_PCI
static void tulip_set_power_state (struct tulip_private *tp,
int sleep, int snooze)
{
@@ -288,7 +292,7 @@ static void tulip_set_power_state (struc
}
}
-
+#endif
static void tulip_up(struct net_device *dev)
{
@@ -302,6 +306,7 @@ static void tulip_up(struct net_device *
napi_enable(&tp->napi);
#endif
+#ifdef CONFIG_TULIP_PCI
/* Wake the chip from sleep/snooze mode. */
tulip_set_power_state (tp, 0, 0);
@@ -309,6 +314,7 @@ static void tulip_up(struct net_device *
pci_enable_wake(tp->pdev, PCI_D3hot, 0);
pci_enable_wake(tp->pdev, PCI_D3cold, 0);
tulip_set_wolopts(tp->pdev, 0);
+#endif
/* On some chip revs we must set the MII/SYM port before the reset!? */
if (tp->mii_cnt || (tp->mtable && tp->mtable->has_mii))
@@ -316,18 +322,22 @@ static void tulip_up(struct net_device *
/* Reset the chip, holding bit 0 set at least 50 PCI cycles. */
iowrite32(0x00000001, ioaddr + CSR0);
+#ifdef CONFIG_TULIP_PCI
pci_read_config_dword(tp->pdev, PCI_COMMAND, &reg); /* flush write */
+#endif
udelay(100);
/* Deassert reset.
Wait the specified 50 PCI cycles after a reset by initializing
Tx and Rx queues and the address filter list. */
iowrite32(tp->csr0, ioaddr + CSR0);
+#ifdef CONFIG_TULIP_PCI
pci_read_config_dword(tp->pdev, PCI_COMMAND, &reg); /* flush write */
+#endif
udelay(100);
if (tulip_debug > 1)
- netdev_dbg(dev, "tulip_up(), irq==%d\n", tp->pdev->irq);
+ netdev_dbg(dev, "tulip_up(), irq==%d\n", tp->irq);
iowrite32(tp->rx_ring_dma, ioaddr + CSR3);
iowrite32(tp->tx_ring_dma, ioaddr + CSR4);
@@ -361,9 +371,11 @@ static void tulip_up(struct net_device *
*setup_frm++ = eaddrs[1]; *setup_frm++ = eaddrs[1];
*setup_frm++ = eaddrs[2]; *setup_frm++ = eaddrs[2];
+#ifdef CONFIG_TULIP_PCI
mapping = pci_map_single(tp->pdev, tp->setup_frame,
sizeof(tp->setup_frame),
PCI_DMA_TODEVICE);
+#endif
tp->tx_buffers[tp->cur_tx].skb = NULL;
tp->tx_buffers[tp->cur_tx].mapping = mapping;
@@ -519,7 +531,7 @@ tulip_open(struct net_device *dev)
tulip_init_ring (dev);
- retval = request_irq(tp->pdev->irq, tulip_interrupt, IRQF_SHARED,
+ retval = request_irq(tp->irq, tulip_interrupt, IRQF_SHARED,
dev->name, dev);
if (retval)
goto free_ring;
@@ -643,8 +655,10 @@ static void tulip_init_ring(struct net_d
tp->rx_buffers[i].skb = skb;
if (skb == NULL)
break;
+#ifdef CONFIG_TULIP_PCI
mapping = pci_map_single(tp->pdev, skb->data,
PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+#endif
tp->rx_buffers[i].mapping = mapping;
tp->rx_ring[i].status = cpu_to_le32(DescOwned); /* Owned by Tulip chip */
tp->rx_ring[i].buffer1 = cpu_to_le32(mapping);
@@ -677,8 +691,10 @@ tulip_start_xmit(struct sk_buff *skb, st
entry = tp->cur_tx % TX_RING_SIZE;
tp->tx_buffers[entry].skb = skb;
+#ifdef CONFIG_TULIP_PCI
mapping = pci_map_single(tp->pdev, skb->data,
skb->len, PCI_DMA_TODEVICE);
+#endif
tp->tx_buffers[entry].mapping = mapping;
tp->tx_ring[entry].buffer1 = cpu_to_le32(mapping);
@@ -729,16 +745,19 @@ static void tulip_clean_tx_ring(struct t
if (tp->tx_buffers[entry].skb == NULL) {
/* test because dummy frames not mapped */
if (tp->tx_buffers[entry].mapping)
+#ifdef CONFIG_TULIP_PCI
pci_unmap_single(tp->pdev,
tp->tx_buffers[entry].mapping,
sizeof(tp->setup_frame),
PCI_DMA_TODEVICE);
+#endif
continue;
}
-
+#ifdef CONFIG_TULIP_PCI
pci_unmap_single(tp->pdev, tp->tx_buffers[entry].mapping,
tp->tx_buffers[entry].skb->len,
PCI_DMA_TODEVICE);
+#endif
/* Free the original skb. */
dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
@@ -789,7 +808,9 @@ static void tulip_down (struct net_devic
dev->if_port = tp->saved_if_port;
/* Leave the driver in snooze, not sleep, mode. */
+#ifdef CONFIG_TULIP_PCI
tulip_set_power_state (tp, 0, 1);
+#endif
}
static void tulip_free_ring (struct net_device *dev)
@@ -810,8 +831,10 @@ static void tulip_free_ring (struct net_
/* An invalid address. */
tp->rx_ring[i].buffer1 = cpu_to_le32(0xBADF00D0);
if (skb) {
+#ifdef CONFIG_TULIP_PCI
pci_unmap_single(tp->pdev, mapping, PKT_BUF_SZ,
PCI_DMA_FROMDEVICE);
+#endif
dev_kfree_skb (skb);
}
}
@@ -820,8 +843,10 @@ static void tulip_free_ring (struct net_
struct sk_buff *skb = tp->tx_buffers[i].skb;
if (skb != NULL) {
+#ifdef CONFIG_TULIP_PCI
pci_unmap_single(tp->pdev, tp->tx_buffers[i].mapping,
skb->len, PCI_DMA_TODEVICE);
+#endif
dev_kfree_skb (skb);
}
tp->tx_buffers[i].skb = NULL;
@@ -842,7 +867,7 @@ static int tulip_close (struct net_devic
netdev_dbg(dev, "Shutting down ethercard, status was %02x\n",
ioread32 (ioaddr + CSR5));
- free_irq (tp->pdev->irq, dev);
+ free_irq (tp->irq, dev);
tulip_free_ring (dev);
@@ -873,7 +898,9 @@ static void tulip_get_drvinfo(struct net
struct tulip_private *np = netdev_priv(dev);
strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
strlcpy(info->version, DRV_VERSION, sizeof(info->version));
+#ifdef CONFIG_TULIP_PCI
strlcpy(info->bus_info, pci_name(np->pdev), sizeof(info->bus_info));
+#endif
}
@@ -886,7 +913,9 @@ static int tulip_ethtool_set_wol(struct
return -EOPNOTSUPP;
tp->wolinfo.wolopts = wolinfo->wolopts;
- device_set_wakeup_enable(&tp->pdev->dev, tp->wolinfo.wolopts);
+#ifdef CONFIG_TULIP_PCI
+ device_set_wakeup_enable(tp->kdev, tp->wolinfo.wolopts);
+#endif
return 0;
}
@@ -1164,9 +1193,11 @@ static void set_rx_mode(struct net_devic
tp->tx_buffers[entry].skb = NULL;
tp->tx_buffers[entry].mapping =
+#ifdef CONFIG_TULIP_PCI
pci_map_single(tp->pdev, tp->setup_frame,
sizeof(tp->setup_frame),
PCI_DMA_TODEVICE);
+#endif
/* Put the setup frame on the Tx list. */
if (entry == TX_RING_SIZE-1)
tx_flags |= DESC_RING_WRAP; /* Wrap ring. */
@@ -1263,19 +1294,22 @@ out:
netdev_dbg(dev, "MWI config cacheline=%d, csr0=%08x\n",
cache, csr0);
}
-#endif
/*
* Chips that have the MRM/reserved bit quirk and the burst quirk. That
* is the DM910X and the on chip ULi devices
*/
+#endif
+#ifdef CONFIG_TULIP_PCI
static int tulip_uli_dm_quirk(struct pci_dev *pdev)
{
if (pdev->vendor == 0x1282 && pdev->device == 0x9102)
return 1;
return 0;
}
+#endif
+
static const struct net_device_ops tulip_netdev_ops = {
.ndo_open = tulip_open,
@@ -1293,6 +1327,7 @@ static const struct net_device_ops tulip
#endif
};
+#ifdef CONFIG_TULIP_PCI
const struct pci_device_id early_486_chipsets[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82424) },
{ PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_496) },
@@ -1470,6 +1505,8 @@ static int tulip_init_one(struct pci_dev
}
}
tp->pdev = pdev;
+ tp->kdev = &pdev->dev;
+ tp->irq = irq;
tp->base_addr = ioaddr;
tp->revision = pdev->revision;
tp->csr0 = csr0;
@@ -1800,6 +1837,7 @@ err_out_free_netdev:
}
+#ifdef CONFIG_TULIP_PCI
/* set the registers according to the given wolopts */
static void tulip_set_wolopts (struct pci_dev *pdev, u32 wolopts)
{
@@ -1828,6 +1866,7 @@ static void tulip_set_wolopts (struct pc
iowrite32(tmp, ioaddr + CSR13);
}
}
+#endif
#ifdef CONFIG_PM
@@ -1942,6 +1981,7 @@ static void tulip_remove_one(struct pci_
/* pci_power_off (pdev, -1); */
}
+#endif /* CONFIG_TULIP_PCI */
#ifdef CONFIG_NET_POLL_CONTROLLER
/*
@@ -1963,7 +2003,8 @@ static void poll_tulip (struct net_devic
}
#endif
-static struct pci_driver tulip_driver = {
+#ifdef CONFIG_TULIP_PCI
+static struct pci_driver tulip_pci_driver = {
.name = DRV_NAME,
.id_table = tulip_pci_tbl,
.probe = tulip_init_one,
@@ -1973,10 +2014,12 @@ static struct pci_driver tulip_driver =
.resume = tulip_resume,
#endif /* CONFIG_PM */
};
+#endif
static int __init tulip_init (void)
{
+ int ret = 0;
#ifdef MODULE
pr_info("%s", version);
#endif
@@ -1992,13 +2035,18 @@ static int __init tulip_init (void)
tulip_max_interrupt_work = max_interrupt_work;
/* probe for and init boards */
- return pci_register_driver(&tulip_driver);
+#ifdef CONFIG_TULIP_PCI
+ ret = pci_register_driver(&tulip_pci_driver);
+#endif
+ return ret;
}
static void __exit tulip_cleanup (void)
{
- pci_unregister_driver (&tulip_driver);
+#ifdef CONFIG_TULIP_PCI
+ pci_unregister_driver (&tulip_pci_driver);
+#endif
}
--- a/drivers/net/ethernet/dec/tulip/interrupt.c
+++ b/drivers/net/ethernet/dec/tulip/interrupt.c
@@ -73,10 +73,11 @@ int tulip_refill_rx(struct net_device *d
netdev_alloc_skb(dev, PKT_BUF_SZ);
if (skb == NULL)
break;
-
+#ifdef CONFIG_TULIP_PCI
mapping = pci_map_single(tp->pdev, skb->data, PKT_BUF_SZ,
PCI_DMA_FROMDEVICE);
- if (dma_mapping_error(&tp->pdev->dev, mapping)) {
+#endif
+ if (dma_mapping_error(tp->kdev, mapping)) {
dev_kfree_skb(skb);
tp->rx_buffers[entry].skb = NULL;
break;
@@ -210,9 +211,11 @@ int tulip_poll(struct napi_struct *napi,
if (pkt_len < tulip_rx_copybreak &&
(skb = netdev_alloc_skb(dev, pkt_len + 2)) != NULL) {
skb_reserve(skb, 2); /* 16 byte align the IP header */
+#ifdef CONFIG_TULIP_PCI
pci_dma_sync_single_for_cpu(tp->pdev,
tp->rx_buffers[entry].mapping,
pkt_len, PCI_DMA_FROMDEVICE);
+#endif
#if ! defined(__alpha__)
skb_copy_to_linear_data(skb, tp->rx_buffers[entry].skb->data,
pkt_len);
@@ -222,9 +225,11 @@ int tulip_poll(struct napi_struct *napi,
tp->rx_buffers[entry].skb->data,
pkt_len);
#endif
+#ifdef CONFIG_TULIP_PCI
pci_dma_sync_single_for_device(tp->pdev,
tp->rx_buffers[entry].mapping,
pkt_len, PCI_DMA_FROMDEVICE);
+#endif
} else { /* Pass up the skb already on the Rx ring. */
char *temp = skb_put(skb = tp->rx_buffers[entry].skb,
pkt_len);
@@ -239,9 +244,10 @@ int tulip_poll(struct napi_struct *napi,
skb->head, temp);
}
#endif
-
+#ifdef CONFIG_TULIP_PCI
pci_unmap_single(tp->pdev, tp->rx_buffers[entry].mapping,
PKT_BUF_SZ, PCI_DMA_FROMDEVICE);
+#endif
tp->rx_buffers[entry].skb = NULL;
tp->rx_buffers[entry].mapping = 0;
@@ -597,10 +603,12 @@ irqreturn_t tulip_interrupt(int irq, voi
if (tp->tx_buffers[entry].skb == NULL) {
/* test because dummy frames not mapped */
if (tp->tx_buffers[entry].mapping)
+#ifdef CONFIG_TULIP_PCI
pci_unmap_single(tp->pdev,
tp->tx_buffers[entry].mapping,
sizeof(tp->setup_frame),
PCI_DMA_TODEVICE);
+#endif
continue;
}
@@ -628,10 +636,11 @@ irqreturn_t tulip_interrupt(int irq, voi
dev->stats.collisions += (status >> 3) & 15;
dev->stats.tx_packets++;
}
-
+#ifdef CONFIG_TULIP_PCI
pci_unmap_single(tp->pdev, tp->tx_buffers[entry].mapping,
tp->tx_buffers[entry].skb->len,
PCI_DMA_TODEVICE);
+#endif
/* Free the original skb. */
dev_kfree_skb_irq(tp->tx_buffers[entry].skb);
--- a/drivers/net/ethernet/dec/tulip/Kconfig
+++ b/drivers/net/ethernet/dec/tulip/Kconfig
@@ -40,8 +40,12 @@ config DE2104X_DSL
Default is 0, and range is 0 to 31.
config TULIP
+ tristate
+
+config TULIP_PCI
tristate "DECchip Tulip (dc2114x) PCI support"
depends on PCI
+ select TULIP
select CRC32
---help---
This driver is developed for the SMC EtherPower series Ethernet
@@ -58,7 +62,7 @@ config TULIP
config TULIP_MWI
bool "New bus configuration"
- depends on TULIP
+ depends on TULIP_PCI
---help---
This configures your Tulip card specifically for the card and
system cache line size type you are using.
@@ -69,7 +73,7 @@ config TULIP_MWI
config TULIP_MMIO
bool "Use PCI shared mem for NIC registers"
- depends on TULIP
+ depends on TULIP_PCI
---help---
Use PCI shared memory for the NIC registers, rather than going through
the Tulip's PIO (programmed I/O ports). Faster, but could produce
--- a/drivers/net/ethernet/dec/tulip/tulip.h
+++ b/drivers/net/ethernet/dec/tulip/tulip.h
@@ -447,6 +447,8 @@ struct tulip_private {
int cur_index; /* Current media index. */
int saved_if_port;
struct pci_dev *pdev;
+ struct device *kdev;
+ int irq;
int ttimer;
int susp_rx;
unsigned long nir;
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