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Date: Wed, 11 May 2011 21:36:13 -0600
From: Grant Grundler <grundler@...isc-linux.org>
To: Joe Perches <joe@...ches.com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 1/4] tulip: xircom_cb: Convert #ifdef DEBUG
blocks and enter/leave uses
On Fri, May 06, 2011 at 07:08:42PM -0700, Joe Perches wrote:
> Change the blocks that are guarded by #if DEBUG to
> be #if defined DEBUG && DEBUG > 1 so that pr_debug
> can be used later.
>
> Rename enter/leave macros to func_enter and func_exit.
>
> Signed-off-by: Joe Perches <joe@...ches.com>
Good cleanups. :)
Acked-by: Grant Grundler <grundler@...isc-linux.org>
thanks!
grant
> ---
> drivers/net/tulip/xircom_cb.c | 152 ++++++++++++++++++++--------------------
> 1 files changed, 76 insertions(+), 76 deletions(-)
>
> diff --git a/drivers/net/tulip/xircom_cb.c b/drivers/net/tulip/xircom_cb.c
> index 5a73752..4436865 100644
> --- a/drivers/net/tulip/xircom_cb.c
> +++ b/drivers/net/tulip/xircom_cb.c
> @@ -37,12 +37,12 @@
> #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__)
> +#if defined DEBUG && DEBUG > 1
> +#define func_enter(x) pr_debug("Enter: %s\n", __func__)
> +#define func_exit(x) pr_debug("Exit: %s\n", __func__)
> #else
> -#define enter(x) do {} while (0)
> -#define leave(x) do {} while (0)
> +#define func_enter(x) no_printk(KERN_DEBUG "Enter: %s\n", __func__)
> +#define func_exit(x) no_printk(KERN_DEBUG "Exit: %s\n", __func__)
> #endif
>
>
> @@ -161,7 +161,7 @@ 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 +176,7 @@ 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 +205,7 @@ 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");
> + func_enter();
>
> /* First do the PCI initialisation */
>
> @@ -285,7 +285,7 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_
>
> trigger_receive(private);
>
> - leave("xircom_probe");
> + func_exit();
> return 0;
>
> reg_fail:
> @@ -310,7 +310,7 @@ 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");
> + func_enter();
> 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 +318,7 @@ static void __devexit xircom_remove(struct pci_dev *pdev)
> unregister_netdev(dev);
> free_netdev(dev);
> pci_set_drvdata(pdev, NULL);
> - leave("xircom_remove");
> + func_exit();
> }
>
> static irqreturn_t xircom_interrupt(int irq, void *dev_instance)
> @@ -328,17 +328,17 @@ static irqreturn_t xircom_interrupt(int irq, void *dev_instance)
> unsigned int status;
> int i;
>
> - enter("xircom_interrupt\n");
> + func_enter();
>
> 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) {
> @@ -371,7 +371,7 @@ static irqreturn_t xircom_interrupt(int irq, void *dev_instance)
>
>
> spin_unlock(&card->lock);
> - leave("xircom_interrupt");
> + func_exit();
> return IRQ_HANDLED;
> }
>
> @@ -382,7 +382,7 @@ static netdev_tx_t xircom_start_xmit(struct sk_buff *skb,
> unsigned long flags;
> int nextdescriptor;
> int desc;
> - enter("xircom_start_xmit");
> + func_enter();
>
> card = netdev_priv(dev);
> spin_lock_irqsave(&card->lock,flags);
> @@ -424,7 +424,7 @@ static netdev_tx_t xircom_start_xmit(struct sk_buff *skb,
> netif_stop_queue(dev);
> }
> card->transmit_used = nextdescriptor;
> - leave("xircom-start_xmit - sent");
> + func_exit();
> spin_unlock_irqrestore(&card->lock,flags);
> return NETDEV_TX_OK;
> }
> @@ -446,18 +446,18 @@ static int xircom_open(struct net_device *dev)
> {
> struct xircom_private *xp = netdev_priv(dev);
> int retval;
> - enter("xircom_open");
> + func_enter();
> 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");
> + func_exit();
> return retval;
> }
>
> xircom_up(xp);
> xp->open = 1;
> - leave("xircom_open");
> + func_exit();
> return 0;
> }
>
> @@ -466,7 +466,7 @@ static int xircom_close(struct net_device *dev)
> struct xircom_private *card;
> unsigned long flags;
>
> - enter("xircom_close");
> + func_enter();
> card = netdev_priv(dev);
> netif_stop_queue(dev); /* we don't want new packets */
>
> @@ -486,7 +486,7 @@ static int xircom_close(struct net_device *dev)
> card->open = 0;
> free_irq(dev->irq,dev);
>
> - leave("xircom_close");
> + func_exit();
>
> return 0;
>
> @@ -507,7 +507,7 @@ static void initialize_card(struct xircom_private *card)
> {
> unsigned int val;
> unsigned long flags;
> - enter("initialize_card");
> + func_enter();
>
>
> spin_lock_irqsave(&card->lock, flags);
> @@ -535,7 +535,7 @@ static void initialize_card(struct xircom_private *card)
>
> spin_unlock_irqrestore(&card->lock, flags);
>
> - leave("initialize_card");
> + func_exit();
> }
>
> /*
> @@ -547,12 +547,12 @@ ignored; I chose zero.
> static void trigger_transmit(struct xircom_private *card)
> {
> unsigned int val;
> - enter("trigger_transmit");
> + func_enter();
>
> val = 0;
> outl(val, card->io_port + CSR1);
>
> - leave("trigger_transmit");
> + func_exit();
> }
>
> /*
> @@ -565,12 +565,12 @@ ignored; I chose zero.
> static void trigger_receive(struct xircom_private *card)
> {
> unsigned int val;
> - enter("trigger_receive");
> + func_enter();
>
> val = 0;
> outl(val, card->io_port + CSR2);
>
> - leave("trigger_receive");
> + func_exit();
> }
>
> /*
> @@ -581,7 +581,7 @@ static void setup_descriptors(struct xircom_private *card)
> {
> u32 address;
> int i;
> - enter("setup_descriptors");
> + func_enter();
>
>
> BUG_ON(card->rx_buffer == NULL);
> @@ -637,7 +637,7 @@ static void setup_descriptors(struct xircom_private *card)
> address = card->tx_dma_handle;
> outl(address, card->io_port + CSR4); /* xmit descr list address */
>
> - leave("setup_descriptors");
> + func_exit();
> }
>
> /*
> @@ -647,13 +647,13 @@ valid by setting the address in the card to 0x00.
> static void remove_descriptors(struct xircom_private *card)
> {
> unsigned int val;
> - enter("remove_descriptors");
> + func_enter();
>
> val = 0;
> outl(val, card->io_port + CSR3); /* Receive descriptor address */
> outl(val, card->io_port + CSR4); /* Send descriptor address */
>
> - leave("remove_descriptors");
> + func_exit();
> }
>
> /*
> @@ -665,12 +665,12 @@ This function also clears the status-bit.
> static int link_status_changed(struct xircom_private *card)
> {
> unsigned int val;
> - enter("link_status_changed");
> + func_enter();
>
> val = inl(card->io_port + CSR5); /* Status register */
>
> if ((val & (1 << 27)) == 0) { /* no change */
> - leave("link_status_changed - nochange");
> + func_exit();
> return 0;
> }
>
> @@ -679,7 +679,7 @@ static int link_status_changed(struct xircom_private *card)
> val = (1 << 27);
> outl(val, card->io_port + CSR5);
>
> - leave("link_status_changed - changed");
> + func_exit();
> return 1;
> }
>
> @@ -691,16 +691,16 @@ in a non-stopped state.
> static int transmit_active(struct xircom_private *card)
> {
> unsigned int val;
> - enter("transmit_active");
> + func_enter();
>
> val = inl(card->io_port + CSR5); /* Status register */
>
> if ((val & (7 << 20)) == 0) { /* transmitter disabled */
> - leave("transmit_active - inactive");
> + func_exit();
> return 0;
> }
>
> - leave("transmit_active - active");
> + func_exit();
> return 1;
> }
>
> @@ -711,17 +711,17 @@ in a non-stopped state.
> static int receive_active(struct xircom_private *card)
> {
> unsigned int val;
> - enter("receive_active");
> + func_enter();
>
>
> val = inl(card->io_port + CSR5); /* Status register */
>
> if ((val & (7 << 17)) == 0) { /* receiver disabled */
> - leave("receive_active - inactive");
> + func_exit();
> return 0;
> }
>
> - leave("receive_active - active");
> + func_exit();
> return 1;
> }
>
> @@ -739,7 +739,7 @@ static void activate_receiver(struct xircom_private *card)
> {
> unsigned int val;
> int counter;
> - enter("activate_receiver");
> + func_enter();
>
>
> val = inl(card->io_port + CSR6); /* Operation mode */
> @@ -781,7 +781,7 @@ static void activate_receiver(struct xircom_private *card)
> pr_err("Receiver failed to re-activate\n");
> }
>
> - leave("activate_receiver");
> + func_exit();
> }
>
> /*
> @@ -795,7 +795,7 @@ static void deactivate_receiver(struct xircom_private *card)
> {
> unsigned int val;
> int counter;
> - enter("deactivate_receiver");
> + func_enter();
>
> val = inl(card->io_port + CSR6); /* Operation mode */
> val = val & ~2; /* disable the receiver */
> @@ -813,7 +813,7 @@ static void deactivate_receiver(struct xircom_private *card)
> }
>
>
> - leave("deactivate_receiver");
> + func_exit();
> }
>
>
> @@ -831,7 +831,7 @@ static void activate_transmitter(struct xircom_private *card)
> {
> unsigned int val;
> int counter;
> - enter("activate_transmitter");
> + func_enter();
>
>
> val = inl(card->io_port + CSR6); /* Operation mode */
> @@ -872,7 +872,7 @@ static void activate_transmitter(struct xircom_private *card)
> pr_err("Transmitter failed to re-activate\n");
> }
>
> - leave("activate_transmitter");
> + func_exit();
> }
>
> /*
> @@ -886,7 +886,7 @@ static void deactivate_transmitter(struct xircom_private *card)
> {
> unsigned int val;
> int counter;
> - enter("deactivate_transmitter");
> + func_enter();
>
> val = inl(card->io_port + CSR6); /* Operation mode */
> val = val & ~2; /* disable the transmitter */
> @@ -904,7 +904,7 @@ static void deactivate_transmitter(struct xircom_private *card)
> }
>
>
> - leave("deactivate_transmitter");
> + func_exit();
> }
>
>
> @@ -916,13 +916,13 @@ 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");
> + func_enter();
>
> 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");
> + func_exit();
> }
>
>
> @@ -934,13 +934,13 @@ 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");
> + func_enter();
>
> 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");
> + func_exit();
> }
>
> /*
> @@ -951,13 +951,13 @@ 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");
> + func_enter();
>
> 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");
> + func_exit();
> }
>
>
> @@ -970,12 +970,12 @@ 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");
> + func_enter();
>
> val = 0; /* disable all interrupts */
> outl(val, card->io_port + CSR7);
>
> - leave("disable_all_interrupts");
> + func_exit();
> }
>
> /*
> @@ -986,7 +986,7 @@ 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");
> + func_enter();
>
> val = inl(card->io_port + CSR7); /* Interrupt enable register */
> val |= (1<<16); /* Normal Interrupt Summary */
> @@ -999,7 +999,7 @@ static void enable_common_interrupts(struct xircom_private *card)
> val |= (1<<1); /* Transmit Process Stopped */
> outl(val, card->io_port + CSR7);
>
> - leave("enable_link_interrupt");
> + func_exit();
> }
>
> /*
> @@ -1010,13 +1010,13 @@ must be called with the lock held and interrupts disabled.
> static int enable_promisc(struct xircom_private *card)
> {
> unsigned int val;
> - enter("enable_promisc");
> + func_enter();
>
> val = inl(card->io_port + CSR6);
> val = val | (1 << 6);
> outl(val, card->io_port + CSR6);
>
> - leave("enable_promisc");
> + func_exit();
> return 1;
> }
>
> @@ -1031,7 +1031,7 @@ Must be called in locked state with interrupts disabled
> static int link_status(struct xircom_private *card)
> {
> unsigned int val;
> - enter("link_status");
> + func_enter();
>
> val = inb(card->io_port + CSR12);
>
> @@ -1042,7 +1042,7 @@ static int link_status(struct xircom_private *card)
>
> /* If we get here -> no link at all */
>
> - leave("link_status");
> + func_exit();
> return 0;
> }
>
> @@ -1061,7 +1061,7 @@ static void read_mac_address(struct xircom_private *card)
> unsigned long flags;
> int i;
>
> - enter("read_mac_address");
> + func_enter();
>
> spin_lock_irqsave(&card->lock, flags);
>
> @@ -1090,7 +1090,7 @@ 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");
> + func_exit();
> }
>
>
> @@ -1103,7 +1103,7 @@ static void transceiver_voodoo(struct xircom_private *card)
> {
> unsigned long flags;
>
> - enter("transceiver_voodoo");
> + func_enter();
>
> /* disable all powermanagement */
> pci_write_config_dword(card->pdev, PCI_POWERMGMT, 0x0000);
> @@ -1122,7 +1122,7 @@ static void transceiver_voodoo(struct xircom_private *card)
> spin_unlock_irqrestore(&card->lock, flags);
>
> netif_start_queue(card->dev);
> - leave("transceiver_voodoo");
> + func_exit();
> }
>
>
> @@ -1131,7 +1131,7 @@ static void xircom_up(struct xircom_private *card)
> unsigned long flags;
> int i;
>
> - enter("xircom_up");
> + func_enter();
>
> /* disable all powermanagement */
> pci_write_config_dword(card->pdev, PCI_POWERMGMT, 0x0000);
> @@ -1156,7 +1156,7 @@ static void xircom_up(struct xircom_private *card)
> trigger_receive(card);
> trigger_transmit(card);
> netif_start_queue(card->dev);
> - leave("xircom_up");
> + func_exit();
> }
>
> /* Bufferoffset is in BYTES */
> @@ -1164,7 +1164,7 @@ static void investigate_read_descriptor(struct net_device *dev,struct xircom_pri
> {
> int status;
>
> - enter("investigate_read_descriptor");
> + func_enter();
> status = le32_to_cpu(card->rx_buffer[4*descnr]);
>
> if ((status > 0)) { /* packet received */
> @@ -1198,7 +1198,7 @@ static void investigate_read_descriptor(struct net_device *dev,struct xircom_pri
> trigger_receive(card);
> }
>
> - leave("investigate_read_descriptor");
> + func_exit();
>
> }
>
> @@ -1208,7 +1208,7 @@ static void investigate_write_descriptor(struct net_device *dev, struct xircom_p
> {
> int status;
>
> - enter("investigate_write_descriptor");
> + func_enter();
>
> status = le32_to_cpu(card->tx_buffer[4*descnr]);
> #if 0
> @@ -1232,7 +1232,7 @@ static void investigate_write_descriptor(struct net_device *dev, struct xircom_p
> dev->stats.tx_packets++;
> }
>
> - leave("investigate_write_descriptor");
> + func_exit();
>
> }
>
> --
> 1.7.5.rc3.dirty
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