*/
#include <linux/crc32.h>
#include <linux/ethtool.h>
+#include <linux/gfp.h>
#include <linux/mii.h>
#include <linux/mutex.h>
IPG_AC_DMA | IPG_AC_FIFO | IPG_AC_NETWORK | IPG_AC_HOST | \
IPG_AC_AUTO_INIT)
-#define ipg_w32(val32,reg) iowrite32((val32), ioaddr + (reg))
-#define ipg_w16(val16,reg) iowrite16((val16), ioaddr + (reg))
-#define ipg_w8(val8,reg) iowrite8((val8), ioaddr + (reg))
+#define ipg_w32(val32, reg) iowrite32((val32), ioaddr + (reg))
+#define ipg_w16(val16, reg) iowrite16((val16), ioaddr + (reg))
+#define ipg_w8(val8, reg) iowrite8((val8), ioaddr + (reg))
#define ipg_r32(reg) ioread32(ioaddr + (reg))
#define ipg_r16(reg) ioread16(ioaddr + (reg))
#define ipg_r8(reg) ioread8(ioaddr + (reg))
-#define JUMBO_FRAME_4k_ONLY
enum {
netdev_io_size = 128
};
#define DRV_NAME "ipg"
MODULE_AUTHOR("IC Plus Corp. 2003");
-MODULE_DESCRIPTION("IC Plus IP1000 Gigabit Ethernet Adapter Linux Driver "
- DrvVer);
+MODULE_DESCRIPTION("IC Plus IP1000 Gigabit Ethernet Adapter Linux Driver");
MODULE_LICENSE("GPL");
-//variable record -- index by leading revision/length
-//Revision/Length(=N*4), Address1, Data1, Address2, Data2,...,AddressN,DataN
+/*
+ * Defaults
+ */
+#define IPG_MAX_RXFRAME_SIZE 0x0600
+#define IPG_RXFRAG_SIZE 0x0600
+#define IPG_RXSUPPORT_SIZE 0x0600
+#define IPG_IS_JUMBO false
+
+/*
+ * Variable record -- index by leading revision/length
+ * Revision/Length(=N*4), Address1, Data1, Address2, Data2,...,AddressN,DataN
+ */
static unsigned short DefaultPhyParam[] = {
- // 11/12/03 IP1000A v1-3 rev=0x40
+ /* 11/12/03 IP1000A v1-3 rev=0x40 */
/*--------------------------------------------------------------------------
(0x4000|(15*4)), 31, 0x0001, 27, 0x01e0, 31, 0x0002, 22, 0x85bd, 24, 0xfff2,
27, 0x0c10, 28, 0x0c10, 29, 0x2c10, 31, 0x0003, 23, 0x92f6,
31, 0x0000, 23, 0x003d, 30, 0x00de, 20, 0x20e7, 9, 0x0700,
--------------------------------------------------------------------------*/
- // 12/17/03 IP1000A v1-4 rev=0x40
+ /* 12/17/03 IP1000A v1-4 rev=0x40 */
(0x4000 | (07 * 4)), 31, 0x0001, 27, 0x01e0, 31, 0x0002, 27, 0xeb8e, 31,
0x0000,
30, 0x005e, 9, 0x0700,
- // 01/09/04 IP1000A v1-5 rev=0x41
+ /* 01/09/04 IP1000A v1-5 rev=0x41 */
(0x4100 | (07 * 4)), 31, 0x0001, 27, 0x01e0, 31, 0x0002, 27, 0xeb8e, 31,
0x0000,
30, 0x005e, 9, 0x0700,
"Sundance Technology ST2021 based NIC",
"Tamarack Microelectronics TC9020/9021 based NIC",
"Tamarack Microelectronics TC9020/9021 based NIC",
- "D-Link NIC",
"D-Link NIC IP1000A"
};
-static struct pci_device_id ipg_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(ipg_pci_tbl) = {
{ PCI_VDEVICE(SUNDANCE, 0x1023), 0 },
{ PCI_VDEVICE(SUNDANCE, 0x2021), 1 },
{ PCI_VDEVICE(SUNDANCE, 0x1021), 2 },
{ PCI_VDEVICE(DLINK, 0x9021), 3 },
- { PCI_VDEVICE(DLINK, 0x4000), 4 },
- { PCI_VDEVICE(DLINK, 0x4020), 5 },
+ { PCI_VDEVICE(DLINK, 0x4020), 4 },
{ 0, }
};
phyctrlpolarity) & IPG_PC_RSVD_MASK, PHY_CTRL);
}
-static u16 read_phy_bit(void __iomem * ioaddr, u8 phyctrlpolarity)
+static u16 read_phy_bit(void __iomem *ioaddr, u8 phyctrlpolarity)
{
u16 bit_data;
* Read a register from the Physical Layer device located
* on the IPG NIC, using the IPG PHYCTRL register.
*/
-static int mdio_read(struct net_device * dev, int phy_id, int phy_reg)
+static int mdio_read(struct net_device *dev, int phy_id, int phy_reg)
{
void __iomem *ioaddr = ipg_ioaddr(dev);
/*
}
}
-/* Set LED_Mode JES20040127EEPROM */
static void ipg_set_led_mode(struct net_device *dev)
{
struct ipg_nic_private *sp = netdev_priv(dev);
mode = ipg_r32(ASIC_CTRL);
mode &= ~(IPG_AC_LED_MODE_BIT_1 | IPG_AC_LED_MODE | IPG_AC_LED_SPEED);
- if ((sp->LED_Mode & 0x03) > 1)
+ if ((sp->led_mode & 0x03) > 1)
mode |= IPG_AC_LED_MODE_BIT_1; /* Write Asic Control Bit 29 */
- if ((sp->LED_Mode & 0x01) == 1)
+ if ((sp->led_mode & 0x01) == 1)
mode |= IPG_AC_LED_MODE; /* Write Asic Control Bit 14 */
- if ((sp->LED_Mode & 0x08) == 8)
+ if ((sp->led_mode & 0x08) == 8)
mode |= IPG_AC_LED_SPEED; /* Write Asic Control Bit 27 */
ipg_w32(mode, ASIC_CTRL);
}
-/* Set PHYSet JES20040127EEPROM */
static void ipg_set_phy_set(struct net_device *dev)
{
struct ipg_nic_private *sp = netdev_priv(dev);
physet = ipg_r8(PHY_SET);
physet &= ~(IPG_PS_MEM_LENB9B | IPG_PS_MEM_LEN9 | IPG_PS_NON_COMPDET);
- physet |= ((sp->LED_Mode & 0x70) >> 4);
+ physet |= ((sp->led_mode & 0x70) >> 4);
ipg_w8(physet, PHY_SET);
}
* register as specified by the 'resetflags' input
* parameter.
*/
- void __iomem *ioaddr = ipg_ioaddr(dev); //JES20040127EEPROM:
+ void __iomem *ioaddr = ipg_ioaddr(dev);
unsigned int timeout_count = 0;
IPG_DEBUG_MSG("_reset\n");
if (++timeout_count > IPG_AC_RESET_TIMEOUT)
return -ETIME;
}
- /* Set LED Mode in Asic Control JES20040127EEPROM */
+ /* Set LED Mode in Asic Control */
ipg_set_led_mode(dev);
- /* Set PHYSet Register Value JES20040127EEPROM */
+ /* Set PHYSet Register Value */
ipg_set_phy_set(dev);
return 0;
}
unsigned int txflowcontrol;
unsigned int rxflowcontrol;
unsigned int fullduplex;
- unsigned int gig;
u32 mac_ctrl_val;
u32 asicctrl;
u8 phyctrl;
fullduplex = 0;
txflowcontrol = 0;
rxflowcontrol = 0;
- gig = 0;
/* To accomodate a problem in 10Mbps operation,
* set a global flag if PHY running in 10Mbps mode.
break;
case IPG_PC_LINK_SPEED_1000MBPS:
printk("1000Mbps.\n");
- gig = 1;
break;
default:
printk("undefined!\n");
printk("\n");
} else {
/* Configure IPG for half duplex operation. */
- printk(KERN_INFO "%s: setting half duplex, "
+ printk(KERN_INFO "%s: setting half duplex, "
"no TX flow control, no RX flow control.\n", dev->name);
mac_ctrl_val &= ~IPG_MC_DUPLEX_SELECT_FD &
/* NIC to be configured in promiscuous mode. */
receivemode = IPG_RM_RECEIVEALLFRAMES;
} else if ((dev->flags & IFF_ALLMULTI) ||
- (dev->flags & IFF_MULTICAST &
- (dev->mc_count > IPG_MULTICAST_HASHTABLE_SIZE))) {
+ ((dev->flags & IFF_MULTICAST) &&
+ (netdev_mc_count(dev) > IPG_MULTICAST_HASHTABLE_SIZE))) {
/* NIC to be configured to receive all multicast
* frames. */
receivemode |= IPG_RM_RECEIVEMULTICAST;
- } else if (dev->flags & IFF_MULTICAST & (dev->mc_count > 0)) {
+ } else if ((dev->flags & IFF_MULTICAST) && !netdev_mc_empty(dev)) {
/* NIC to be configured to receive selected
* multicast addresses. */
receivemode |= IPG_RM_RECEIVEMULTICASTHASH;
hashtable[1] = 0x00000000;
/* Cycle through all multicast addresses to filter. */
- for (mc_list_ptr = dev->mc_list;
- mc_list_ptr != NULL; mc_list_ptr = mc_list_ptr->next) {
+ netdev_for_each_mc_addr(mc_list_ptr, dev) {
/* Calculate CRC result for each multicast address. */
hashindex = crc32_le(0xffffffff, mc_list_ptr->dmi_addr,
ETH_ALEN);
static int ipg_io_config(struct net_device *dev)
{
+ struct ipg_nic_private *sp = netdev_priv(dev);
void __iomem *ioaddr = ipg_ioaddr(dev);
u32 origmacctrl;
u32 restoremacctrl;
/* Set RECEIVEMODE register. */
ipg_nic_set_multicast_list(dev);
- ipg_w16(IPG_MAX_RXFRAME_SIZE, MAX_FRAME_SIZE);
+ ipg_w16(sp->max_rxframe_size, MAX_FRAME_SIZE);
ipg_w8(IPG_RXDMAPOLLPERIOD_VALUE, RX_DMA_POLL_PERIOD);
ipg_w8(IPG_RXDMAURGENTTHRESH_VALUE, RX_DMA_URGENT_THRESH);
IPG_DEBUG_MSG("_get_rxbuff\n");
- skb = netdev_alloc_skb(dev, IPG_RXSUPPORT_SIZE + NET_IP_ALIGN);
+ skb = netdev_alloc_skb_ip_align(dev, sp->rxsupport_size);
if (!skb) {
- sp->RxBuff[entry] = NULL;
+ sp->rx_buff[entry] = NULL;
return -ENOMEM;
}
- /* Adjust the data start location within the buffer to
- * align IP address field to a 16 byte boundary.
- */
- skb_reserve(skb, NET_IP_ALIGN);
-
/* Associate the receive buffer with the IPG NIC. */
skb->dev = dev;
/* Save the address of the sk_buff structure. */
- sp->RxBuff[entry] = skb;
+ sp->rx_buff[entry] = skb;
rxfd->frag_info = cpu_to_le64(pci_map_single(sp->pdev, skb->data,
sp->rx_buf_sz, PCI_DMA_FROMDEVICE));
/* Set the RFD fragment length. */
- rxfragsize = IPG_RXFRAG_SIZE;
+ rxfragsize = sp->rxfrag_size;
rxfd->frag_info |= cpu_to_le64((rxfragsize << 48) & IPG_RFI_FRAGLEN);
return 0;
for (i = 0; i < IPG_RFDLIST_LENGTH; i++) {
struct ipg_rx *rxfd = sp->rxd + i;
- if (sp->RxBuff[i]) {
+ if (sp->rx_buff[i]) {
pci_unmap_single(sp->pdev,
le64_to_cpu(rxfd->frag_info) & ~IPG_RFI_FRAGLEN,
sp->rx_buf_sz, PCI_DMA_FROMDEVICE);
- IPG_DEV_KFREE_SKB(sp->RxBuff[i]);
- sp->RxBuff[i] = NULL;
+ dev_kfree_skb_irq(sp->rx_buff[i]);
+ sp->rx_buff[i] = NULL;
}
/* Clear out the RFS field. */
txfd->tfc = cpu_to_le64(IPG_TFC_TFDDONE);
- if (sp->TxBuff[i]) {
- IPG_DEV_KFREE_SKB(sp->TxBuff[i]);
- sp->TxBuff[i] = NULL;
+ if (sp->tx_buff[i]) {
+ dev_kfree_skb_irq(sp->tx_buff[i]);
+ sp->tx_buff[i] = NULL;
}
txfd->next_desc = cpu_to_le64(sp->txd_map +
ipg_w32((u32) sp->txd_map, TFD_LIST_PTR_0);
ipg_w32(0x00000000, TFD_LIST_PTR_1);
- sp->ResetCurrentTFD = 1;
+ sp->reset_current_tfd = 1;
}
/*
dirty = sp->tx_dirty % IPG_TFDLIST_LENGTH;
for (released = 0; released < pending; released++) {
- struct sk_buff *skb = sp->TxBuff[dirty];
+ struct sk_buff *skb = sp->tx_buff[dirty];
struct ipg_tx *txfd = sp->txd + dirty;
IPG_DEBUG_MSG("TFC = %16.16lx\n", (unsigned long) txfd->tfc);
le64_to_cpu(txfd->frag_info) & ~IPG_TFI_FRAGLEN,
skb->len, PCI_DMA_TODEVICE);
- IPG_DEV_KFREE_SKB(skb);
+ dev_kfree_skb_irq(skb);
- sp->TxBuff[dirty] = NULL;
+ sp->tx_buff[dirty] = NULL;
}
dirty = (dirty + 1) % IPG_TFDLIST_LENGTH;
}
unsigned int entry = dirty % IPG_RFDLIST_LENGTH;
/* rx_copybreak may poke hole here and there. */
- if (sp->RxBuff[entry])
+ if (sp->rx_buff[entry])
continue;
/* Generate a new receive buffer to replace the
return 0;
}
-#ifdef JUMBO_FRAME
-
/* use jumboindex and jumbosize to control jumbo frame status
- initial status is jumboindex=-1 and jumbosize=0
- 1. jumboindex = -1 and jumbosize=0 : previous jumbo frame has been done.
- 2. jumboindex != -1 and jumbosize != 0 : jumbo frame is not over size and receiving
- 3. jumboindex = -1 and jumbosize != 0 : jumbo frame is over size, already dump
- previous receiving and need to continue dumping the current one
-*/
+ * initial status is jumboindex=-1 and jumbosize=0
+ * 1. jumboindex = -1 and jumbosize=0 : previous jumbo frame has been done.
+ * 2. jumboindex != -1 and jumbosize != 0 : jumbo frame is not over size and receiving
+ * 3. jumboindex = -1 and jumbosize != 0 : jumbo frame is over size, already dump
+ * previous receiving and need to continue dumping the current one
+ */
enum {
- NormalPacket,
- ErrorPacket
+ NORMAL_PACKET,
+ ERROR_PACKET
};
enum {
- Frame_NoStart_NoEnd = 0,
- Frame_WithStart = 1,
- Frame_WithEnd = 10,
- Frame_WithStart_WithEnd = 11
+ FRAME_NO_START_NO_END = 0,
+ FRAME_WITH_START = 1,
+ FRAME_WITH_END = 10,
+ FRAME_WITH_START_WITH_END = 11
};
-inline void ipg_nic_rx_free_skb(struct net_device *dev)
+static void ipg_nic_rx_free_skb(struct net_device *dev)
{
struct ipg_nic_private *sp = netdev_priv(dev);
unsigned int entry = sp->rx_current % IPG_RFDLIST_LENGTH;
- if (sp->RxBuff[entry]) {
+ if (sp->rx_buff[entry]) {
struct ipg_rx *rxfd = sp->rxd + entry;
pci_unmap_single(sp->pdev,
- le64_to_cpu(rxfd->frag_info & ~IPG_RFI_FRAGLEN),
+ le64_to_cpu(rxfd->frag_info) & ~IPG_RFI_FRAGLEN,
sp->rx_buf_sz, PCI_DMA_FROMDEVICE);
- IPG_DEV_KFREE_SKB(sp->RxBuff[entry]);
- sp->RxBuff[entry] = NULL;
+ dev_kfree_skb_irq(sp->rx_buff[entry]);
+ sp->rx_buff[entry] = NULL;
}
}
-inline int ipg_nic_rx_check_frame_type(struct net_device *dev)
+static int ipg_nic_rx_check_frame_type(struct net_device *dev)
{
struct ipg_nic_private *sp = netdev_priv(dev);
struct ipg_rx *rxfd = sp->rxd + (sp->rx_current % IPG_RFDLIST_LENGTH);
- int type = Frame_NoStart_NoEnd;
+ int type = FRAME_NO_START_NO_END;
if (le64_to_cpu(rxfd->rfs) & IPG_RFS_FRAMESTART)
- type += Frame_WithStart;
+ type += FRAME_WITH_START;
if (le64_to_cpu(rxfd->rfs) & IPG_RFS_FRAMEEND)
- type += Frame_WithEnd;
+ type += FRAME_WITH_END;
return type;
}
-inline int ipg_nic_rx_check_error(struct net_device *dev)
+static int ipg_nic_rx_check_error(struct net_device *dev)
{
struct ipg_nic_private *sp = netdev_priv(dev);
unsigned int entry = sp->rx_current % IPG_RFDLIST_LENGTH;
* buffer since it is erroneous and we will
* not pass it to higher layer processes.
*/
- if (sp->RxBuff[entry]) {
+ if (sp->rx_buff[entry]) {
pci_unmap_single(sp->pdev,
- le64_to_cpu(rxfd->frag_info & ~IPG_RFI_FRAGLEN),
+ le64_to_cpu(rxfd->frag_info) & ~IPG_RFI_FRAGLEN,
sp->rx_buf_sz, PCI_DMA_FROMDEVICE);
- IPG_DEV_KFREE_SKB(sp->RxBuff[entry]);
- sp->RxBuff[entry] = NULL;
+ dev_kfree_skb_irq(sp->rx_buff[entry]);
+ sp->rx_buff[entry] = NULL;
}
- return ErrorPacket;
+ return ERROR_PACKET;
}
- return NormalPacket;
+ return NORMAL_PACKET;
}
static void ipg_nic_rx_with_start_and_end(struct net_device *dev,
struct ipg_nic_private *sp,
struct ipg_rx *rxfd, unsigned entry)
{
- struct SJumbo *jumbo = &sp->Jumbo;
+ struct ipg_jumbo *jumbo = &sp->jumbo;
struct sk_buff *skb;
int framelen;
- if (jumbo->FoundStart) {
- IPG_DEV_KFREE_SKB(jumbo->skb);
- jumbo->FoundStart = 0;
- jumbo->CurrentSize = 0;
+ if (jumbo->found_start) {
+ dev_kfree_skb_irq(jumbo->skb);
+ jumbo->found_start = 0;
+ jumbo->current_size = 0;
jumbo->skb = NULL;
}
- // 1: found error, 0 no error
- if (ipg_nic_rx_check_error(dev) != NormalPacket)
+ /* 1: found error, 0 no error */
+ if (ipg_nic_rx_check_error(dev) != NORMAL_PACKET)
return;
- skb = sp->RxBuff[entry];
+ skb = sp->rx_buff[entry];
if (!skb)
return;
- // accept this frame and send to upper layer
+ /* accept this frame and send to upper layer */
framelen = le64_to_cpu(rxfd->rfs) & IPG_RFS_RXFRAMELEN;
- if (framelen > IPG_RXFRAG_SIZE)
- framelen = IPG_RXFRAG_SIZE;
+ if (framelen > sp->rxfrag_size)
+ framelen = sp->rxfrag_size;
skb_put(skb, framelen);
skb->protocol = eth_type_trans(skb, dev);
skb->ip_summed = CHECKSUM_NONE;
netif_rx(skb);
- dev->last_rx = jiffies;
- sp->RxBuff[entry] = NULL;
+ sp->rx_buff[entry] = NULL;
}
static void ipg_nic_rx_with_start(struct net_device *dev,
struct ipg_nic_private *sp,
struct ipg_rx *rxfd, unsigned entry)
{
- struct SJumbo *jumbo = &sp->Jumbo;
+ struct ipg_jumbo *jumbo = &sp->jumbo;
struct pci_dev *pdev = sp->pdev;
struct sk_buff *skb;
- // 1: found error, 0 no error
- if (ipg_nic_rx_check_error(dev) != NormalPacket)
+ /* 1: found error, 0 no error */
+ if (ipg_nic_rx_check_error(dev) != NORMAL_PACKET)
return;
- // accept this frame and send to upper layer
- skb = sp->RxBuff[entry];
+ /* accept this frame and send to upper layer */
+ skb = sp->rx_buff[entry];
if (!skb)
return;
- if (jumbo->FoundStart)
- IPG_DEV_KFREE_SKB(jumbo->skb);
+ if (jumbo->found_start)
+ dev_kfree_skb_irq(jumbo->skb);
- pci_unmap_single(pdev, le64_to_cpu(rxfd->frag_info & ~IPG_RFI_FRAGLEN),
+ pci_unmap_single(pdev, le64_to_cpu(rxfd->frag_info) & ~IPG_RFI_FRAGLEN,
sp->rx_buf_sz, PCI_DMA_FROMDEVICE);
- skb_put(skb, IPG_RXFRAG_SIZE);
+ skb_put(skb, sp->rxfrag_size);
- jumbo->FoundStart = 1;
- jumbo->CurrentSize = IPG_RXFRAG_SIZE;
+ jumbo->found_start = 1;
+ jumbo->current_size = sp->rxfrag_size;
jumbo->skb = skb;
- sp->RxBuff[entry] = NULL;
- dev->last_rx = jiffies;
+ sp->rx_buff[entry] = NULL;
}
static void ipg_nic_rx_with_end(struct net_device *dev,
struct ipg_nic_private *sp,
struct ipg_rx *rxfd, unsigned entry)
{
- struct SJumbo *jumbo = &sp->Jumbo;
+ struct ipg_jumbo *jumbo = &sp->jumbo;
- //1: found error, 0 no error
- if (ipg_nic_rx_check_error(dev) == NormalPacket) {
- struct sk_buff *skb = sp->RxBuff[entry];
+ /* 1: found error, 0 no error */
+ if (ipg_nic_rx_check_error(dev) == NORMAL_PACKET) {
+ struct sk_buff *skb = sp->rx_buff[entry];
if (!skb)
return;
- if (jumbo->FoundStart) {
+ if (jumbo->found_start) {
int framelen, endframelen;
framelen = le64_to_cpu(rxfd->rfs) & IPG_RFS_RXFRAMELEN;
- endframeLen = framelen - jumbo->CurrentSize;
- /*
- if (framelen > IPG_RXFRAG_SIZE)
- framelen=IPG_RXFRAG_SIZE;
- */
- if (framelen > IPG_RXSUPPORT_SIZE)
- IPG_DEV_KFREE_SKB(jumbo->skb);
+ endframelen = framelen - jumbo->current_size;
+ if (framelen > sp->rxsupport_size)
+ dev_kfree_skb_irq(jumbo->skb);
else {
- memcpy(skb_put(jumbo->skb, endframeLen),
- skb->data, endframeLen);
+ memcpy(skb_put(jumbo->skb, endframelen),
+ skb->data, endframelen);
jumbo->skb->protocol =
eth_type_trans(jumbo->skb, dev);
}
}
- dev->last_rx = jiffies;
- jumbo->FoundStart = 0;
- jumbo->CurrentSize = 0;
+ jumbo->found_start = 0;
+ jumbo->current_size = 0;
jumbo->skb = NULL;
ipg_nic_rx_free_skb(dev);
} else {
- IPG_DEV_KFREE_SKB(jumbo->skb);
- jumbo->FoundStart = 0;
- jumbo->CurrentSize = 0;
+ dev_kfree_skb_irq(jumbo->skb);
+ jumbo->found_start = 0;
+ jumbo->current_size = 0;
jumbo->skb = NULL;
}
}
struct ipg_nic_private *sp,
struct ipg_rx *rxfd, unsigned entry)
{
- struct SJumbo *jumbo = &sp->Jumbo;
+ struct ipg_jumbo *jumbo = &sp->jumbo;
- //1: found error, 0 no error
- if (ipg_nic_rx_check_error(dev) == NormalPacket) {
- struct sk_buff *skb = sp->RxBuff[entry];
+ /* 1: found error, 0 no error */
+ if (ipg_nic_rx_check_error(dev) == NORMAL_PACKET) {
+ struct sk_buff *skb = sp->rx_buff[entry];
if (skb) {
- if (jumbo->FoundStart) {
- jumbo->CurrentSize += IPG_RXFRAG_SIZE;
- if (jumbo->CurrentSize <= IPG_RXSUPPORT_SIZE) {
+ if (jumbo->found_start) {
+ jumbo->current_size += sp->rxfrag_size;
+ if (jumbo->current_size <= sp->rxsupport_size) {
memcpy(skb_put(jumbo->skb,
- IPG_RXFRAG_SIZE),
- skb->data, IPG_RXFRAG_SIZE);
+ sp->rxfrag_size),
+ skb->data, sp->rxfrag_size);
}
}
- dev->last_rx = jiffies;
ipg_nic_rx_free_skb(dev);
}
} else {
- IPG_DEV_KFREE_SKB(jumbo->skb);
- jumbo->FoundStart = 0;
- jumbo->CurrentSize = 0;
+ dev_kfree_skb_irq(jumbo->skb);
+ jumbo->found_start = 0;
+ jumbo->current_size = 0;
jumbo->skb = NULL;
}
}
-static int ipg_nic_rx(struct net_device *dev)
+static int ipg_nic_rx_jumbo(struct net_device *dev)
{
struct ipg_nic_private *sp = netdev_priv(dev);
unsigned int curr = sp->rx_current;
unsigned int entry = curr % IPG_RFDLIST_LENGTH;
struct ipg_rx *rxfd = sp->rxd + entry;
- if (!(rxfd->rfs & le64_to_cpu(IPG_RFS_RFDDONE)))
+ if (!(rxfd->rfs & cpu_to_le64(IPG_RFS_RFDDONE)))
break;
switch (ipg_nic_rx_check_frame_type(dev)) {
- case Frame_WithStart_WithEnd:
- ipg_nic_rx_with_start_and_end(dev, tp, rxfd, entry);
+ case FRAME_WITH_START_WITH_END:
+ ipg_nic_rx_with_start_and_end(dev, sp, rxfd, entry);
break;
- case Frame_WithStart:
- ipg_nic_rx_with_start(dev, tp, rxfd, entry);
+ case FRAME_WITH_START:
+ ipg_nic_rx_with_start(dev, sp, rxfd, entry);
break;
- case Frame_WithEnd:
- ipg_nic_rx_with_end(dev, tp, rxfd, entry);
+ case FRAME_WITH_END:
+ ipg_nic_rx_with_end(dev, sp, rxfd, entry);
break;
- case Frame_NoStart_NoEnd:
- ipg_nic_rx_no_start_no_end(dev, tp, rxfd, entry);
+ case FRAME_NO_START_NO_END:
+ ipg_nic_rx_no_start_no_end(dev, sp, rxfd, entry);
break;
}
}
return 0;
}
-#else
static int ipg_nic_rx(struct net_device *dev)
{
/* Transfer received Ethernet frames to higher network layers. */
for (i = 0; i < IPG_MAXRFDPROCESS_COUNT; i++, curr++) {
unsigned int entry = curr % IPG_RFDLIST_LENGTH;
- struct sk_buff *skb = sp->RxBuff[entry];
+ struct sk_buff *skb = sp->rx_buff[entry];
unsigned int framelen;
rxfd = sp->rxd + entry;
/* Check for jumbo frame arrival with too small
* RXFRAG_SIZE.
*/
- if (framelen > IPG_RXFRAG_SIZE) {
+ if (framelen > sp->rxfrag_size) {
IPG_DEBUG_MSG
("RFS FrameLen > allocated fragment size.\n");
- framelen = IPG_RXFRAG_SIZE;
+ framelen = sp->rxfrag_size;
}
if ((IPG_DROP_ON_RX_ETH_ERRORS && (le64_to_cpu(rxfd->rfs) &
le64_to_cpu(info) & ~IPG_RFI_FRAGLEN,
sp->rx_buf_sz, PCI_DMA_FROMDEVICE);
- IPG_DEV_KFREE_SKB(skb);
+ dev_kfree_skb_irq(skb);
}
} else {
/* Set the buffer's protocol field to Ethernet. */
skb->protocol = eth_type_trans(skb, dev);
- /* If the frame contains an IP/TCP/UDP frame,
- * determine if upper layer must check IP/TCP/UDP
- * checksums.
- *
- * NOTE: DO NOT RELY ON THE TCP/UDP CHECKSUM
- * VERIFICATION FOR SILICON REVISIONS B3
- * AND EARLIER!
- *
- if ((le64_to_cpu(rxfd->rfs &
- (IPG_RFS_TCPDETECTED | IPG_RFS_UDPDETECTED |
- IPG_RFS_IPDETECTED))) &&
- !(le64_to_cpu(rxfd->rfs &
- (IPG_RFS_TCPERROR | IPG_RFS_UDPERROR |
- IPG_RFS_IPERROR)))) {
- * Indicate IP checksums were performed
- * by the IPG.
- *
- skb->ip_summed = CHECKSUM_UNNECESSARY;
- } else
+ /* The IPG encountered an error with (or
+ * there were no) IP/TCP/UDP checksums.
+ * This may or may not indicate an invalid
+ * IP/TCP/UDP frame was received. Let the
+ * upper layer decide.
*/
- {
- /* The IPG encountered an error with (or
- * there were no) IP/TCP/UDP checksums.
- * This may or may not indicate an invalid
- * IP/TCP/UDP frame was received. Let the
- * upper layer decide.
- */
- skb->ip_summed = CHECKSUM_NONE;
- }
+ skb->ip_summed = CHECKSUM_NONE;
/* Hand off frame for higher layer processing.
* The function netif_rx() releases the sk_buff
* when processing completes.
*/
netif_rx(skb);
-
- /* Record frame receive time (jiffies = Linux
- * kernel current time stamp).
- */
- dev->last_rx = jiffies;
}
/* Assure RX buffer is not reused by IPG. */
- sp->RxBuff[entry] = NULL;
+ sp->rx_buff[entry] = NULL;
}
/*
* buffer since it is erroneous and we will
* not pass it to higher layer processes.
*/
- if (sp->RxBuff[entry]) {
+ if (sp->rx_buff[entry]) {
pci_unmap_single(sp->pdev,
le64_to_cpu(rxfd->frag_info) & ~IPG_RFI_FRAGLEN,
sp->rx_buf_sz, PCI_DMA_FROMDEVICE);
- IPG_DEV_KFREE_SKB(sp->RxBuff[entry]);
+ dev_kfree_skb_irq(sp->rx_buff[entry]);
}
/* Assure RX buffer is not reused by IPG. */
- sp->RxBuff[entry] = NULL;
+ sp->rx_buff[entry] = NULL;
}
sp->rx_current = curr;
return 0;
}
-#endif
static void ipg_reset_after_host_error(struct work_struct *work)
{
IPG_DEBUG_MSG("_interrupt_handler\n");
-#ifdef JUMBO_FRAME
- ipg_nic_rxrestore(dev);
-#endif
+ if (sp->is_jumbo)
+ ipg_nic_rxrestore(dev);
+
spin_lock(&sp->lock);
/* Get interrupt source information, and acknowledge
sp->RFDListCheckedCount++;
#endif
- ipg_nic_rx(dev);
+ if (sp->is_jumbo)
+ ipg_nic_rx_jumbo(dev);
+ else
+ ipg_nic_rx(dev);
}
/* If TxDMAComplete interrupt, free used TFDs. */
unsigned int i;
for (i = 0; i < IPG_RFDLIST_LENGTH; i++) {
- if (sp->RxBuff[i]) {
+ if (sp->rx_buff[i]) {
struct ipg_rx *rxfd = sp->rxd + i;
- IPG_DEV_KFREE_SKB(sp->RxBuff[i]);
- sp->RxBuff[i] = NULL;
+ dev_kfree_skb_irq(sp->rx_buff[i]);
+ sp->rx_buff[i] = NULL;
pci_unmap_single(sp->pdev,
le64_to_cpu(rxfd->frag_info) & ~IPG_RFI_FRAGLEN,
sp->rx_buf_sz, PCI_DMA_FROMDEVICE);
unsigned int i;
for (i = 0; i < IPG_TFDLIST_LENGTH; i++) {
- if (sp->TxBuff[i]) {
+ if (sp->tx_buff[i]) {
struct ipg_tx *txfd = sp->txd + i;
pci_unmap_single(sp->pdev,
le64_to_cpu(txfd->frag_info) & ~IPG_TFI_FRAGLEN,
- sp->TxBuff[i]->len, PCI_DMA_TODEVICE);
+ sp->tx_buff[i]->len, PCI_DMA_TODEVICE);
- IPG_DEV_KFREE_SKB(sp->TxBuff[i]);
+ dev_kfree_skb_irq(sp->tx_buff[i]);
- sp->TxBuff[i] = NULL;
+ sp->tx_buff[i] = NULL;
}
}
}
IPG_DEBUG_MSG("_nic_open\n");
- sp->rx_buf_sz = IPG_RXSUPPORT_SIZE;
+ sp->rx_buf_sz = sp->rxsupport_size;
/* Check for interrupt line conflicts, and request interrupt
* line for IPG.
/* Register the interrupt line to be used by the IPG within
* the Linux system.
*/
- rc = request_irq(pdev->irq, &ipg_interrupt_handler, IRQF_SHARED,
+ rc = request_irq(pdev->irq, ipg_interrupt_handler, IRQF_SHARED,
dev->name, dev);
if (rc < 0) {
printk(KERN_INFO "%s: Error when requesting interrupt.\n",
if (ipg_config_autoneg(dev) < 0)
printk(KERN_INFO "%s: Auto-negotiation error.\n", dev->name);
-#ifdef JUMBO_FRAME
/* initialize JUMBO Frame control variable */
- sp->Jumbo.FoundStart = 0;
- sp->Jumbo.CurrentSize = 0;
- sp->Jumbo.skb = 0;
- dev->mtu = IPG_TXFRAG_SIZE;
-#endif
+ sp->jumbo.found_start = 0;
+ sp->jumbo.current_size = 0;
+ sp->jumbo.skb = NULL;
/* Enable transmit and receive operation of the IPG. */
ipg_w32((ipg_r32(MAC_CTRL) | IPG_MC_RX_ENABLE | IPG_MC_TX_ENABLE) &
return 0;
}
-static int ipg_nic_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t ipg_nic_hard_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
{
struct ipg_nic_private *sp = netdev_priv(dev);
void __iomem *ioaddr = sp->ioaddr;
if (sp->tenmbpsmode)
netif_stop_queue(dev);
- if (sp->ResetCurrentTFD) {
- sp->ResetCurrentTFD = 0;
+ if (sp->reset_current_tfd) {
+ sp->reset_current_tfd = 0;
entry = 0;
}
txfd = sp->txd + entry;
- sp->TxBuff[entry] = skb;
+ sp->tx_buff[entry] = skb;
/* Clear all TFC fields, except TFDDONE. */
txfd->tfc = cpu_to_le64(IPG_TFC_TFDDONE);
/* Specify the TFC field within the TFD. */
txfd->tfc |= cpu_to_le64(IPG_TFC_WORDALIGNDISABLED |
- (IPG_TFC_FRAMEID & cpu_to_le64(sp->tx_current)) |
+ (IPG_TFC_FRAMEID & sp->tx_current) |
(IPG_TFC_FRAGCOUNT & (1 << 24)));
+ /*
+ * 16--17 (WordAlign) <- 3 (disable),
+ * 0--15 (FrameId) <- sp->tx_current,
+ * 24--27 (FragCount) <- 1
+ */
/* Request TxComplete interrupts at an interval defined
* by the constant IPG_FRAMESBETWEENTXCOMPLETES.
}
}
-/* JES20040127EEPROM */
static int read_eeprom(struct net_device *dev, int eep_addr)
{
void __iomem *ioaddr = ipg_ioaddr(dev);
unsigned int i;
int rc;
- /* Read/Write and Reset EEPROM Value Jesse20040128EEPROM_VALUE */
+ /* Read/Write and Reset EEPROM Value */
/* Read LED Mode Configuration from EEPROM */
- sp->LED_Mode = read_eeprom(dev, 6);
+ sp->led_mode = read_eeprom(dev, 6);
/* Reset all functions within the IPG. Do not assert
* RST_OUT as not compatible with some PHYs.
static int ipg_nic_change_mtu(struct net_device *dev, int new_mtu)
{
+ struct ipg_nic_private *sp = netdev_priv(dev);
+ int err;
+
/* Function to accomodate changes to Maximum Transfer Unit
* (or MTU) of IPG NIC. Cannot use default function since
* the default will not allow for MTU > 1500 bytes.
IPG_DEBUG_MSG("_nic_change_mtu\n");
- /* Check that the new MTU value is between 68 (14 byte header, 46
- * byte payload, 4 byte FCS) and IPG_MAX_RXFRAME_SIZE, which
- * corresponds to the MAXFRAMESIZE register in the IPG.
+ /*
+ * Check that the new MTU value is between 68 (14 byte header, 46 byte
+ * payload, 4 byte FCS) and 10 KB, which is the largest supported MTU.
*/
- if ((new_mtu < 68) || (new_mtu > IPG_MAX_RXFRAME_SIZE))
+ if (new_mtu < 68 || new_mtu > 10240)
return -EINVAL;
+ err = ipg_nic_stop(dev);
+ if (err)
+ return err;
+
dev->mtu = new_mtu;
- return 0;
+ sp->max_rxframe_size = new_mtu;
+
+ sp->rxfrag_size = new_mtu;
+ if (sp->rxfrag_size > 4088)
+ sp->rxfrag_size = 4088;
+
+ sp->rxsupport_size = sp->max_rxframe_size;
+
+ if (new_mtu > 0x0600)
+ sp->is_jumbo = true;
+ else
+ sp->is_jumbo = false;
+
+ return ipg_nic_open(dev);
}
static int ipg_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
return rc;
}
-static struct ethtool_ops ipg_ethtool_ops = {
+static const struct ethtool_ops ipg_ethtool_ops = {
.get_settings = ipg_get_settings,
.set_settings = ipg_set_settings,
.nway_reset = ipg_nway_reset,
};
-static void ipg_remove(struct pci_dev *pdev)
+static void __devexit ipg_remove(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
struct ipg_nic_private *sp = netdev_priv(dev);
pci_set_drvdata(pdev, NULL);
}
+static const struct net_device_ops ipg_netdev_ops = {
+ .ndo_open = ipg_nic_open,
+ .ndo_stop = ipg_nic_stop,
+ .ndo_start_xmit = ipg_nic_hard_start_xmit,
+ .ndo_get_stats = ipg_nic_get_stats,
+ .ndo_set_multicast_list = ipg_nic_set_multicast_list,
+ .ndo_do_ioctl = ipg_ioctl,
+ .ndo_tx_timeout = ipg_tx_timeout,
+ .ndo_change_mtu = ipg_nic_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
static int __devinit ipg_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
pci_set_master(pdev);
- rc = pci_set_dma_mask(pdev, DMA_40BIT_MASK);
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(40));
if (rc < 0) {
- rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
if (rc < 0) {
printk(KERN_ERR "%s: DMA config failed.\n",
pci_name(pdev));
spin_lock_init(&sp->lock);
mutex_init(&sp->mii_mutex);
+ sp->is_jumbo = IPG_IS_JUMBO;
+ sp->rxfrag_size = IPG_RXFRAG_SIZE;
+ sp->rxsupport_size = IPG_RXSUPPORT_SIZE;
+ sp->max_rxframe_size = IPG_MAX_RXFRAME_SIZE;
+
/* Declare IPG NIC functions for Ethernet device methods.
*/
- dev->open = &ipg_nic_open;
- dev->stop = &ipg_nic_stop;
- dev->hard_start_xmit = &ipg_nic_hard_start_xmit;
- dev->get_stats = &ipg_nic_get_stats;
- dev->set_multicast_list = &ipg_nic_set_multicast_list;
- dev->do_ioctl = ipg_ioctl;
- dev->tx_timeout = ipg_tx_timeout;
- dev->change_mtu = &ipg_nic_change_mtu;
-
+ dev->netdev_ops = &ipg_netdev_ops;
SET_NETDEV_DEV(dev, &pdev->dev);
SET_ETHTOOL_OPS(dev, &ipg_ethtool_ops);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff