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

--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -207,6 +207,7 @@ 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 },
@@ -250,7 +251,7 @@ 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] =
@@ -268,11 +269,14 @@ 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)
 {
@@ -289,7 +293,7 @@ static void tulip_set_power_state (struc
 	}
 
 }
-
+#endif
 
 static void tulip_up(struct net_device *dev)
 {
@@ -303,6 +307,7 @@ 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);
 
@@ -310,6 +315,7 @@ 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))
@@ -317,18 +323,22 @@ 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);
@@ -362,9 +372,11 @@ 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;
 
@@ -520,7 +532,7 @@ 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;
@@ -644,8 +656,10 @@ 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);
@@ -678,8 +692,10 @@ 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);
 
@@ -730,16 +746,19 @@ 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);
@@ -790,7 +809,9 @@ 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)
@@ -811,8 +832,10 @@ 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);
 		}
 	}
@@ -821,8 +844,10 @@ 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;
@@ -843,7 +868,7 @@ 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);
 
@@ -874,7 +899,9 @@ 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
 }
 
 
@@ -887,7 +914,9 @@ 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;
 }
 
@@ -1165,9 +1194,11 @@ 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. */
@@ -1264,19 +1295,22 @@ 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,
@@ -1294,6 +1328,7 @@ 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) },
@@ -1471,6 +1506,8 @@ 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;
@@ -1801,6 +1838,7 @@ 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)
 {
@@ -1829,6 +1867,7 @@ static void tulip_set_wolopts (struct pc
 		iowrite32(tmp, ioaddr + CSR13);
 	}
 }
+#endif
 
 #ifdef CONFIG_PM
 
@@ -1943,6 +1982,7 @@ static void tulip_remove_one(struct pci_
 
 	/* pci_power_off (pdev, -1); */
 }
+#endif /* CONFIG_TULIP_PCI */
 
 #ifdef CONFIG_NET_POLL_CONTROLLER
 /*
@@ -1964,7 +2004,8 @@ 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,
@@ -1974,10 +2015,12 @@ 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
@@ -1987,13 +2030,18 @@ 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;