diff options
Diffstat (limited to 'drivers/watchdog/pcwd_pci.c')
| -rw-r--r-- | drivers/watchdog/pcwd_pci.c | 109 |
1 files changed, 46 insertions, 63 deletions
diff --git a/drivers/watchdog/pcwd_pci.c b/drivers/watchdog/pcwd_pci.c index b8d14f88f0b5..75f2fa84c500 100644 --- a/drivers/watchdog/pcwd_pci.c +++ b/drivers/watchdog/pcwd_pci.c @@ -32,6 +32,8 @@ * Includes, defines, variables, module parameters, ... */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/module.h> /* For module specific items */ #include <linux/moduleparam.h> /* For new moduleparam's */ #include <linux/types.h> /* For standard types (like size_t) */ @@ -54,8 +56,7 @@ #define WATCHDOG_VERSION "1.03" #define WATCHDOG_DRIVER_NAME "PCI-PC Watchdog" #define WATCHDOG_NAME "pcwd_pci" -#define PFX WATCHDOG_NAME ": " -#define DRIVER_VERSION WATCHDOG_DRIVER_NAME " driver, v" WATCHDOG_VERSION "\n" +#define DRIVER_VERSION WATCHDOG_DRIVER_NAME " driver, v" WATCHDOG_VERSION /* Stuff for the PCI ID's */ #ifndef PCI_VENDOR_ID_QUICKLOGIC @@ -159,8 +160,8 @@ static int send_command(int cmd, int *msb, int *lsb) int got_response, count; if (debug >= DEBUG) - printk(KERN_DEBUG PFX "sending following data " - "cmd=0x%02x msb=0x%02x lsb=0x%02x\n", cmd, *msb, *lsb); + pr_debug("sending following data cmd=0x%02x msb=0x%02x lsb=0x%02x\n", + cmd, *msb, *lsb); spin_lock(&pcipcwd_private.io_lock); /* If a command requires data it should be written first. @@ -185,12 +186,10 @@ static int send_command(int cmd, int *msb, int *lsb) if (debug >= DEBUG) { if (got_response) { - printk(KERN_DEBUG PFX - "time to process command was: %d ms\n", - count); + pr_debug("time to process command was: %d ms\n", + count); } else { - printk(KERN_DEBUG PFX - "card did not respond on command!\n"); + pr_debug("card did not respond on command!\n"); } } @@ -203,9 +202,8 @@ static int send_command(int cmd, int *msb, int *lsb) inb_p(pcipcwd_private.io_addr + 6); if (debug >= DEBUG) - printk(KERN_DEBUG PFX "received following data for " - "cmd=0x%02x: msb=0x%02x lsb=0x%02x\n", - cmd, *msb, *lsb); + pr_debug("received following data for cmd=0x%02x: msb=0x%02x lsb=0x%02x\n", + cmd, *msb, *lsb); } spin_unlock(&pcipcwd_private.io_lock); @@ -243,27 +241,23 @@ static void pcipcwd_show_card_info(void) /* Get switch settings */ option_switches = pcipcwd_get_option_switches(); - printk(KERN_INFO PFX "Found card at port " - "0x%04x (Firmware: %s) %s temp option\n", + pr_info("Found card at port 0x%04x (Firmware: %s) %s temp option\n", (int) pcipcwd_private.io_addr, fw_ver_str, (pcipcwd_private.supports_temp ? "with" : "without")); - printk(KERN_INFO PFX "Option switches (0x%02x): " - "Temperature Reset Enable=%s, Power On Delay=%s\n", + pr_info("Option switches (0x%02x): Temperature Reset Enable=%s, Power On Delay=%s\n", option_switches, ((option_switches & 0x10) ? "ON" : "OFF"), ((option_switches & 0x08) ? "ON" : "OFF")); if (pcipcwd_private.boot_status & WDIOF_CARDRESET) - printk(KERN_INFO PFX - "Previous reset was caused by the Watchdog card\n"); + pr_info("Previous reset was caused by the Watchdog card\n"); if (pcipcwd_private.boot_status & WDIOF_OVERHEAT) - printk(KERN_INFO PFX "Card sensed a CPU Overheat\n"); + pr_info("Card sensed a CPU Overheat\n"); if (pcipcwd_private.boot_status == 0) - printk(KERN_INFO PFX - "No previous trip detected - Cold boot or reset\n"); + pr_info("No previous trip detected - Cold boot or reset\n"); } static int pcipcwd_start(void) @@ -278,12 +272,12 @@ static int pcipcwd_start(void) spin_unlock(&pcipcwd_private.io_lock); if (stat_reg & WD_PCI_WDIS) { - printk(KERN_ERR PFX "Card timer not enabled\n"); + pr_err("Card timer not enabled\n"); return -1; } if (debug >= VERBOSE) - printk(KERN_DEBUG PFX "Watchdog started\n"); + pr_debug("Watchdog started\n"); return 0; } @@ -303,13 +297,12 @@ static int pcipcwd_stop(void) spin_unlock(&pcipcwd_private.io_lock); if (!(stat_reg & WD_PCI_WDIS)) { - printk(KERN_ERR PFX - "Card did not acknowledge disable attempt\n"); + pr_err("Card did not acknowledge disable attempt\n"); return -1; } if (debug >= VERBOSE) - printk(KERN_DEBUG PFX "Watchdog stopped\n"); + pr_debug("Watchdog stopped\n"); return 0; } @@ -322,7 +315,7 @@ static int pcipcwd_keepalive(void) spin_unlock(&pcipcwd_private.io_lock); if (debug >= DEBUG) - printk(KERN_DEBUG PFX "Watchdog keepalive signal send\n"); + pr_debug("Watchdog keepalive signal send\n"); return 0; } @@ -340,8 +333,7 @@ static int pcipcwd_set_heartbeat(int t) heartbeat = t; if (debug >= VERBOSE) - printk(KERN_DEBUG PFX "New heartbeat: %d\n", - heartbeat); + pr_debug("New heartbeat: %d\n", heartbeat); return 0; } @@ -357,12 +349,11 @@ static int pcipcwd_get_status(int *status) if (control_status & WD_PCI_TTRP) { *status |= WDIOF_OVERHEAT; if (temp_panic) - panic(PFX "Temperature overheat trip!\n"); + panic(KBUILD_MODNAME ": Temperature overheat trip!\n"); } if (debug >= DEBUG) - printk(KERN_DEBUG PFX "Control Status #1: 0x%02x\n", - control_status); + pr_debug("Control Status #1: 0x%02x\n", control_status); return 0; } @@ -374,14 +365,14 @@ static int pcipcwd_clear_status(void) int reset_counter; if (debug >= VERBOSE) - printk(KERN_INFO PFX "clearing watchdog trip status & LED\n"); + pr_info("clearing watchdog trip status & LED\n"); control_status = inb_p(pcipcwd_private.io_addr + 1); if (debug >= DEBUG) { - printk(KERN_DEBUG PFX "status was: 0x%02x\n", control_status); - printk(KERN_DEBUG PFX "sending: 0x%02x\n", - (control_status & WD_PCI_R2DS) | WD_PCI_WTRP); + pr_debug("status was: 0x%02x\n", control_status); + pr_debug("sending: 0x%02x\n", + (control_status & WD_PCI_R2DS) | WD_PCI_WTRP); } /* clear trip status & LED and keep mode of relay 2 */ @@ -394,8 +385,7 @@ static int pcipcwd_clear_status(void) send_command(CMD_GET_CLEAR_RESET_COUNT, &msb, &reset_counter); if (debug >= DEBUG) { - printk(KERN_DEBUG PFX "reset count was: 0x%02x\n", - reset_counter); + pr_debug("reset count was: 0x%02x\n", reset_counter); } return 0; @@ -418,8 +408,7 @@ static int pcipcwd_get_temperature(int *temperature) *temperature = (*temperature * 9 / 5) + 32; if (debug >= DEBUG) { - printk(KERN_DEBUG PFX "temperature is: %d F\n", - *temperature); + pr_debug("temperature is: %d F\n", *temperature); } return 0; @@ -437,8 +426,7 @@ static int pcipcwd_get_timeleft(int *time_left) *time_left = (msb << 8) + lsb; if (debug >= VERBOSE) - printk(KERN_DEBUG PFX "Time left before next reboot: %d\n", - *time_left); + pr_debug("Time left before next reboot: %d\n", *time_left); return 0; } @@ -583,8 +571,7 @@ static int pcipcwd_open(struct inode *inode, struct file *file) /* /dev/watchdog can only be opened once */ if (test_and_set_bit(0, &is_active)) { if (debug >= VERBOSE) - printk(KERN_ERR PFX - "Attempt to open already opened device.\n"); + pr_err("Attempt to open already opened device\n"); return -EBUSY; } @@ -602,8 +589,7 @@ static int pcipcwd_release(struct inode *inode, struct file *file) if (expect_release == 42) { pcipcwd_stop(); } else { - printk(KERN_CRIT PFX - "Unexpected close, not stopping watchdog!\n"); + pr_crit("Unexpected close, not stopping watchdog!\n"); pcipcwd_keepalive(); } expect_release = 0; @@ -703,20 +689,20 @@ static int __devinit pcipcwd_card_init(struct pci_dev *pdev, cards_found++; if (cards_found == 1) - printk(KERN_INFO PFX DRIVER_VERSION); + pr_info("%s\n", DRIVER_VERSION); if (cards_found > 1) { - printk(KERN_ERR PFX "This driver only supports 1 device\n"); + pr_err("This driver only supports 1 device\n"); return -ENODEV; } if (pci_enable_device(pdev)) { - printk(KERN_ERR PFX "Not possible to enable PCI Device\n"); + pr_err("Not possible to enable PCI Device\n"); return -ENODEV; } if (pci_resource_start(pdev, 0) == 0x0000) { - printk(KERN_ERR PFX "No I/O-Address for card detected\n"); + pr_err("No I/O-Address for card detected\n"); ret = -ENODEV; goto err_out_disable_device; } @@ -725,8 +711,8 @@ static int __devinit pcipcwd_card_init(struct pci_dev *pdev, pcipcwd_private.io_addr = pci_resource_start(pdev, 0); if (pci_request_regions(pdev, WATCHDOG_NAME)) { - printk(KERN_ERR PFX "I/O address 0x%04x already in use\n", - (int) pcipcwd_private.io_addr); + pr_err("I/O address 0x%04x already in use\n", + (int) pcipcwd_private.io_addr); ret = -EIO; goto err_out_disable_device; } @@ -755,36 +741,33 @@ static int __devinit pcipcwd_card_init(struct pci_dev *pdev, * if not reset to the default */ if (pcipcwd_set_heartbeat(heartbeat)) { pcipcwd_set_heartbeat(WATCHDOG_HEARTBEAT); - printk(KERN_INFO PFX - "heartbeat value must be 0<heartbeat<65536, using %d\n", + pr_info("heartbeat value must be 0<heartbeat<65536, using %d\n", WATCHDOG_HEARTBEAT); } ret = register_reboot_notifier(&pcipcwd_notifier); if (ret != 0) { - printk(KERN_ERR PFX - "cannot register reboot notifier (err=%d)\n", ret); + pr_err("cannot register reboot notifier (err=%d)\n", ret); goto err_out_release_region; } if (pcipcwd_private.supports_temp) { ret = misc_register(&pcipcwd_temp_miscdev); if (ret != 0) { - printk(KERN_ERR PFX "cannot register miscdev on " - "minor=%d (err=%d)\n", TEMP_MINOR, ret); + pr_err("cannot register miscdev on minor=%d (err=%d)\n", + TEMP_MINOR, ret); goto err_out_unregister_reboot; } } ret = misc_register(&pcipcwd_miscdev); if (ret != 0) { - printk(KERN_ERR PFX - "cannot register miscdev on minor=%d (err=%d)\n", - WATCHDOG_MINOR, ret); + pr_err("cannot register miscdev on minor=%d (err=%d)\n", + WATCHDOG_MINOR, ret); goto err_out_misc_deregister; } - printk(KERN_INFO PFX "initialized. heartbeat=%d sec (nowayout=%d)\n", + pr_info("initialized. heartbeat=%d sec (nowayout=%d)\n", heartbeat, nowayout); return 0; @@ -842,7 +825,7 @@ static void __exit pcipcwd_cleanup_module(void) { pci_unregister_driver(&pcipcwd_driver); - printk(KERN_INFO PFX "Watchdog Module Unloaded.\n"); + pr_info("Watchdog Module Unloaded\n"); } module_init(pcipcwd_init_module); |