diff options
| -rw-r--r-- | drivers/net/tulip/xircom_cb.c | 134 |
1 files changed, 13 insertions, 121 deletions
diff --git a/drivers/net/tulip/xircom_cb.c b/drivers/net/tulip/xircom_cb.c index 5a73752be2ca..d0d0cbe3dc17 100644 --- a/drivers/net/tulip/xircom_cb.c +++ b/drivers/net/tulip/xircom_cb.c @@ -37,15 +37,6 @@ #include <asm/irq.h> #endif -#ifdef DEBUG -#define enter(x) printk("Enter: %s, %s line %i\n",x,__FILE__,__LINE__) -#define leave(x) printk("Leave: %s, %s line %i\n",x,__FILE__,__LINE__) -#else -#define enter(x) do {} while (0) -#define leave(x) do {} while (0) -#endif - - MODULE_DESCRIPTION("Xircom Cardbus ethernet driver"); MODULE_AUTHOR("Arjan van de Ven <arjanv@redhat.com>"); MODULE_LICENSE("GPL"); @@ -161,7 +152,7 @@ static struct pci_driver xircom_ops = { }; -#ifdef DEBUG +#if defined DEBUG && DEBUG > 1 static void print_binary(unsigned int number) { int i,i2; @@ -176,7 +167,7 @@ static void print_binary(unsigned int number) if ((i&3)==0) buffer[i2++]=' '; } - printk("%s\n",buffer); + pr_debug("%s\n",buffer); } #endif @@ -205,7 +196,6 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_ struct xircom_private *private; unsigned long flags; unsigned short tmp16; - enter("xircom_probe"); /* First do the PCI initialisation */ @@ -285,7 +275,6 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_ trigger_receive(private); - leave("xircom_probe"); return 0; reg_fail: @@ -310,7 +299,6 @@ static void __devexit xircom_remove(struct pci_dev *pdev) struct net_device *dev = pci_get_drvdata(pdev); struct xircom_private *card = netdev_priv(dev); - enter("xircom_remove"); pci_free_consistent(pdev,8192,card->rx_buffer,card->rx_dma_handle); pci_free_consistent(pdev,8192,card->tx_buffer,card->tx_dma_handle); @@ -318,7 +306,6 @@ static void __devexit xircom_remove(struct pci_dev *pdev) unregister_netdev(dev); free_netdev(dev); pci_set_drvdata(pdev, NULL); - leave("xircom_remove"); } static irqreturn_t xircom_interrupt(int irq, void *dev_instance) @@ -328,17 +315,15 @@ static irqreturn_t xircom_interrupt(int irq, void *dev_instance) unsigned int status; int i; - enter("xircom_interrupt\n"); - spin_lock(&card->lock); status = inl(card->io_port+CSR5); -#ifdef DEBUG +#if defined DEBUG && DEBUG > 1 print_binary(status); - printk("tx status 0x%08x 0x%08x\n", - card->tx_buffer[0], card->tx_buffer[4]); - printk("rx status 0x%08x 0x%08x\n", - card->rx_buffer[0], card->rx_buffer[4]); + pr_debug("tx status 0x%08x 0x%08x\n", + card->tx_buffer[0], card->tx_buffer[4]); + pr_debug("rx status 0x%08x 0x%08x\n", + card->rx_buffer[0], card->rx_buffer[4]); #endif /* Handle shared irq and hotplug */ if (status == 0 || status == 0xffffffff) { @@ -369,9 +354,7 @@ static irqreturn_t xircom_interrupt(int irq, void *dev_instance) for (i=0;i<NUMDESCRIPTORS;i++) investigate_read_descriptor(dev,card,i,bufferoffsets[i]); - spin_unlock(&card->lock); - leave("xircom_interrupt"); return IRQ_HANDLED; } @@ -382,7 +365,6 @@ static netdev_tx_t xircom_start_xmit(struct sk_buff *skb, unsigned long flags; int nextdescriptor; int desc; - enter("xircom_start_xmit"); card = netdev_priv(dev); spin_lock_irqsave(&card->lock,flags); @@ -424,13 +406,10 @@ static netdev_tx_t xircom_start_xmit(struct sk_buff *skb, netif_stop_queue(dev); } card->transmit_used = nextdescriptor; - leave("xircom-start_xmit - sent"); spin_unlock_irqrestore(&card->lock,flags); return NETDEV_TX_OK; } - - /* Uh oh... no free descriptor... drop the packet */ netif_stop_queue(dev); spin_unlock_irqrestore(&card->lock,flags); @@ -446,18 +425,16 @@ static int xircom_open(struct net_device *dev) { struct xircom_private *xp = netdev_priv(dev); int retval; - enter("xircom_open"); + pr_info("xircom cardbus adaptor found, registering as %s, using irq %i\n", dev->name, dev->irq); retval = request_irq(dev->irq, xircom_interrupt, IRQF_SHARED, dev->name, dev); - if (retval) { - leave("xircom_open - No IRQ"); + if (retval) return retval; - } xircom_up(xp); xp->open = 1; - leave("xircom_open"); + return 0; } @@ -466,7 +443,6 @@ static int xircom_close(struct net_device *dev) struct xircom_private *card; unsigned long flags; - enter("xircom_close"); card = netdev_priv(dev); netif_stop_queue(dev); /* we don't want new packets */ @@ -486,8 +462,6 @@ static int xircom_close(struct net_device *dev) card->open = 0; free_irq(dev->irq,dev); - leave("xircom_close"); - return 0; } @@ -507,8 +481,6 @@ static void initialize_card(struct xircom_private *card) { unsigned int val; unsigned long flags; - enter("initialize_card"); - spin_lock_irqsave(&card->lock, flags); @@ -534,8 +506,6 @@ static void initialize_card(struct xircom_private *card) deactivate_transmitter(card); spin_unlock_irqrestore(&card->lock, flags); - - leave("initialize_card"); } /* @@ -547,12 +517,9 @@ ignored; I chose zero. static void trigger_transmit(struct xircom_private *card) { unsigned int val; - enter("trigger_transmit"); val = 0; outl(val, card->io_port + CSR1); - - leave("trigger_transmit"); } /* @@ -565,12 +532,9 @@ ignored; I chose zero. static void trigger_receive(struct xircom_private *card) { unsigned int val; - enter("trigger_receive"); val = 0; outl(val, card->io_port + CSR2); - - leave("trigger_receive"); } /* @@ -581,8 +545,6 @@ static void setup_descriptors(struct xircom_private *card) { u32 address; int i; - enter("setup_descriptors"); - BUG_ON(card->rx_buffer == NULL); BUG_ON(card->tx_buffer == NULL); @@ -636,8 +598,6 @@ static void setup_descriptors(struct xircom_private *card) /* wite the transmit descriptor ring to the card */ address = card->tx_dma_handle; outl(address, card->io_port + CSR4); /* xmit descr list address */ - - leave("setup_descriptors"); } /* @@ -647,13 +607,10 @@ valid by setting the address in the card to 0x00. static void remove_descriptors(struct xircom_private *card) { unsigned int val; - enter("remove_descriptors"); val = 0; outl(val, card->io_port + CSR3); /* Receive descriptor address */ outl(val, card->io_port + CSR4); /* Send descriptor address */ - - leave("remove_descriptors"); } /* @@ -665,21 +622,17 @@ This function also clears the status-bit. static int link_status_changed(struct xircom_private *card) { unsigned int val; - enter("link_status_changed"); val = inl(card->io_port + CSR5); /* Status register */ - if ((val & (1 << 27)) == 0) { /* no change */ - leave("link_status_changed - nochange"); + if ((val & (1 << 27)) == 0) /* no change */ return 0; - } /* clear the event by writing a 1 to the bit in the status register. */ val = (1 << 27); outl(val, card->io_port + CSR5); - leave("link_status_changed - changed"); return 1; } @@ -691,16 +644,12 @@ in a non-stopped state. static int transmit_active(struct xircom_private *card) { unsigned int val; - enter("transmit_active"); val = inl(card->io_port + CSR5); /* Status register */ - if ((val & (7 << 20)) == 0) { /* transmitter disabled */ - leave("transmit_active - inactive"); + if ((val & (7 << 20)) == 0) /* transmitter disabled */ return 0; - } - leave("transmit_active - active"); return 1; } @@ -711,17 +660,12 @@ in a non-stopped state. static int receive_active(struct xircom_private *card) { unsigned int val; - enter("receive_active"); - val = inl(card->io_port + CSR5); /* Status register */ - if ((val & (7 << 17)) == 0) { /* receiver disabled */ - leave("receive_active - inactive"); + if ((val & (7 << 17)) == 0) /* receiver disabled */ return 0; - } - leave("receive_active - active"); return 1; } @@ -739,8 +683,6 @@ static void activate_receiver(struct xircom_private *card) { unsigned int val; int counter; - enter("activate_receiver"); - val = inl(card->io_port + CSR6); /* Operation mode */ @@ -780,8 +722,6 @@ static void activate_receiver(struct xircom_private *card) if (counter <= 0) pr_err("Receiver failed to re-activate\n"); } - - leave("activate_receiver"); } /* @@ -795,7 +735,6 @@ static void deactivate_receiver(struct xircom_private *card) { unsigned int val; int counter; - enter("deactivate_receiver"); val = inl(card->io_port + CSR6); /* Operation mode */ val = val & ~2; /* disable the receiver */ @@ -811,9 +750,6 @@ static void deactivate_receiver(struct xircom_private *card) if (counter <= 0) pr_err("Receiver failed to deactivate\n"); } - - - leave("deactivate_receiver"); } @@ -831,8 +767,6 @@ static void activate_transmitter(struct xircom_private *card) { unsigned int val; int counter; - enter("activate_transmitter"); - val = inl(card->io_port + CSR6); /* Operation mode */ @@ -871,8 +805,6 @@ static void activate_transmitter(struct xircom_private *card) if (counter <= 0) pr_err("Transmitter failed to re-activate\n"); } - - leave("activate_transmitter"); } /* @@ -886,7 +818,6 @@ static void deactivate_transmitter(struct xircom_private *card) { unsigned int val; int counter; - enter("deactivate_transmitter"); val = inl(card->io_port + CSR6); /* Operation mode */ val = val & ~2; /* disable the transmitter */ @@ -902,9 +833,6 @@ static void deactivate_transmitter(struct xircom_private *card) if (counter <= 0) pr_err("Transmitter failed to deactivate\n"); } - - - leave("deactivate_transmitter"); } @@ -916,13 +844,10 @@ must be called with the lock held and interrupts disabled. static void enable_transmit_interrupt(struct xircom_private *card) { unsigned int val; - enter("enable_transmit_interrupt"); val = inl(card->io_port + CSR7); /* Interrupt enable register */ val |= 1; /* enable the transmit interrupt */ outl(val, card->io_port + CSR7); - - leave("enable_transmit_interrupt"); } @@ -934,13 +859,10 @@ must be called with the lock held and interrupts disabled. static void enable_receive_interrupt(struct xircom_private *card) { unsigned int val; - enter("enable_receive_interrupt"); val = inl(card->io_port + CSR7); /* Interrupt enable register */ val = val | (1 << 6); /* enable the receive interrupt */ outl(val, card->io_port + CSR7); - - leave("enable_receive_interrupt"); } /* @@ -951,13 +873,10 @@ must be called with the lock held and interrupts disabled. static void enable_link_interrupt(struct xircom_private *card) { unsigned int val; - enter("enable_link_interrupt"); val = inl(card->io_port + CSR7); /* Interrupt enable register */ val = val | (1 << 27); /* enable the link status chage interrupt */ outl(val, card->io_port + CSR7); - - leave("enable_link_interrupt"); } @@ -970,12 +889,9 @@ must be called with the lock held and interrupts disabled. static void disable_all_interrupts(struct xircom_private *card) { unsigned int val; - enter("enable_all_interrupts"); val = 0; /* disable all interrupts */ outl(val, card->io_port + CSR7); - - leave("disable_all_interrupts"); } /* @@ -986,7 +902,6 @@ must be called with the lock held and interrupts disabled. static void enable_common_interrupts(struct xircom_private *card) { unsigned int val; - enter("enable_link_interrupt"); val = inl(card->io_port + CSR7); /* Interrupt enable register */ val |= (1<<16); /* Normal Interrupt Summary */ @@ -998,8 +913,6 @@ static void enable_common_interrupts(struct xircom_private *card) val |= (1<<2); /* Transmit Buffer Unavailable */ val |= (1<<1); /* Transmit Process Stopped */ outl(val, card->io_port + CSR7); - - leave("enable_link_interrupt"); } /* @@ -1010,13 +923,11 @@ must be called with the lock held and interrupts disabled. static int enable_promisc(struct xircom_private *card) { unsigned int val; - enter("enable_promisc"); val = inl(card->io_port + CSR6); val = val | (1 << 6); outl(val, card->io_port + CSR6); - leave("enable_promisc"); return 1; } @@ -1031,7 +942,6 @@ Must be called in locked state with interrupts disabled static int link_status(struct xircom_private *card) { unsigned int val; - enter("link_status"); val = inb(card->io_port + CSR12); @@ -1042,7 +952,6 @@ static int link_status(struct xircom_private *card) /* If we get here -> no link at all */ - leave("link_status"); return 0; } @@ -1061,8 +970,6 @@ static void read_mac_address(struct xircom_private *card) unsigned long flags; int i; - enter("read_mac_address"); - spin_lock_irqsave(&card->lock, flags); outl(1 << 12, card->io_port + CSR9); /* enable boot rom access */ @@ -1090,7 +997,6 @@ static void read_mac_address(struct xircom_private *card) } spin_unlock_irqrestore(&card->lock, flags); pr_debug(" %pM\n", card->dev->dev_addr); - leave("read_mac_address"); } @@ -1103,8 +1009,6 @@ static void transceiver_voodoo(struct xircom_private *card) { unsigned long flags; - enter("transceiver_voodoo"); - /* disable all powermanagement */ pci_write_config_dword(card->pdev, PCI_POWERMGMT, 0x0000); @@ -1122,7 +1026,6 @@ static void transceiver_voodoo(struct xircom_private *card) spin_unlock_irqrestore(&card->lock, flags); netif_start_queue(card->dev); - leave("transceiver_voodoo"); } @@ -1131,8 +1034,6 @@ static void xircom_up(struct xircom_private *card) unsigned long flags; int i; - enter("xircom_up"); - /* disable all powermanagement */ pci_write_config_dword(card->pdev, PCI_POWERMGMT, 0x0000); @@ -1156,7 +1057,6 @@ static void xircom_up(struct xircom_private *card) trigger_receive(card); trigger_transmit(card); netif_start_queue(card->dev); - leave("xircom_up"); } /* Bufferoffset is in BYTES */ @@ -1164,7 +1064,6 @@ static void investigate_read_descriptor(struct net_device *dev,struct xircom_pri { int status; - enter("investigate_read_descriptor"); status = le32_to_cpu(card->rx_buffer[4*descnr]); if ((status > 0)) { /* packet received */ @@ -1197,9 +1096,6 @@ static void investigate_read_descriptor(struct net_device *dev,struct xircom_pri card->rx_buffer[4*descnr] = cpu_to_le32(0x80000000); trigger_receive(card); } - - leave("investigate_read_descriptor"); - } @@ -1208,8 +1104,6 @@ static void investigate_write_descriptor(struct net_device *dev, struct xircom_p { int status; - enter("investigate_write_descriptor"); - status = le32_to_cpu(card->tx_buffer[4*descnr]); #if 0 if (status & 0x8000) { /* Major error */ @@ -1232,8 +1126,6 @@ static void investigate_write_descriptor(struct net_device *dev, struct xircom_p dev->stats.tx_packets++; } - leave("investigate_write_descriptor"); - } |