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@@ -51,12 +51,11 @@
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/* Use our own dbg macro */
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/* Use our own dbg macro */
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#undef dbg
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#undef dbg
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-#define dbg(format, arg...) do { if (debug) printk(KERN_DEBUG PFX format "\n" , ## arg); } while (0)
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-
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+#define dbg(format, arg...) \
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+ do { if (debug) printk(KERN_DEBUG PFX format "\n" , ## arg); } while (0)
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/* Module and Version Information */
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/* Module and Version Information */
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#define DRIVER_VERSION "1.02"
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#define DRIVER_VERSION "1.02"
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-#define DRIVER_DATE "21 Jan 2007"
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#define DRIVER_AUTHOR "Wim Van Sebroeck <wim@iguana.be>"
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#define DRIVER_AUTHOR "Wim Van Sebroeck <wim@iguana.be>"
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#define DRIVER_DESC "Berkshire USB-PC Watchdog driver"
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#define DRIVER_DESC "Berkshire USB-PC Watchdog driver"
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#define DRIVER_LICENSE "GPL"
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#define DRIVER_LICENSE "GPL"
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@@ -73,14 +72,18 @@ MODULE_ALIAS_MISCDEV(TEMP_MINOR);
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module_param(debug, int, 0);
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module_param(debug, int, 0);
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MODULE_PARM_DESC(debug, "Debug enabled or not");
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MODULE_PARM_DESC(debug, "Debug enabled or not");
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-#define WATCHDOG_HEARTBEAT 0 /* default heartbeat = delay-time from dip-switches */
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+#define WATCHDOG_HEARTBEAT 0 /* default heartbeat =
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+ delay-time from dip-switches */
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static int heartbeat = WATCHDOG_HEARTBEAT;
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static int heartbeat = WATCHDOG_HEARTBEAT;
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module_param(heartbeat, int, 0);
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module_param(heartbeat, int, 0);
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-MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536 or 0=delay-time from dip-switches, default=" __MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
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+MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. "
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+ "(0<heartbeat<65536 or 0=delay-time from dip-switches, default="
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+ __MODULE_STRING(WATCHDOG_HEARTBEAT) ")");
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static int nowayout = WATCHDOG_NOWAYOUT;
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static int nowayout = WATCHDOG_NOWAYOUT;
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module_param(nowayout, int, 0);
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module_param(nowayout, int, 0);
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-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
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+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
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+ __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
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/* The vendor and product id's for the USB-PC Watchdog card */
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/* The vendor and product id's for the USB-PC Watchdog card */
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#define USB_PCWD_VENDOR_ID 0x0c98
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#define USB_PCWD_VENDOR_ID 0x0c98
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@@ -91,20 +94,21 @@ static struct usb_device_id usb_pcwd_table[] = {
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{ USB_DEVICE(USB_PCWD_VENDOR_ID, USB_PCWD_PRODUCT_ID) },
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{ USB_DEVICE(USB_PCWD_VENDOR_ID, USB_PCWD_PRODUCT_ID) },
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{ } /* Terminating entry */
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{ } /* Terminating entry */
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};
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};
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-MODULE_DEVICE_TABLE (usb, usb_pcwd_table);
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+MODULE_DEVICE_TABLE(usb, usb_pcwd_table);
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/* according to documentation max. time to process a command for the USB
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/* according to documentation max. time to process a command for the USB
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* watchdog card is 100 or 200 ms, so we give it 250 ms to do it's job */
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* watchdog card is 100 or 200 ms, so we give it 250 ms to do it's job */
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#define USB_COMMAND_TIMEOUT 250
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#define USB_COMMAND_TIMEOUT 250
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/* Watchdog's internal commands */
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/* Watchdog's internal commands */
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-#define CMD_READ_TEMP 0x02 /* Read Temperature; Re-trigger Watchdog */
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+#define CMD_READ_TEMP 0x02 /* Read Temperature;
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+ Re-trigger Watchdog */
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#define CMD_TRIGGER CMD_READ_TEMP
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#define CMD_TRIGGER CMD_READ_TEMP
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#define CMD_GET_STATUS 0x04 /* Get Status Information */
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#define CMD_GET_STATUS 0x04 /* Get Status Information */
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#define CMD_GET_FIRMWARE_VERSION 0x08 /* Get Firmware Version */
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#define CMD_GET_FIRMWARE_VERSION 0x08 /* Get Firmware Version */
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#define CMD_GET_DIP_SWITCH_SETTINGS 0x0c /* Get Dip Switch Settings */
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#define CMD_GET_DIP_SWITCH_SETTINGS 0x0c /* Get Dip Switch Settings */
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#define CMD_READ_WATCHDOG_TIMEOUT 0x18 /* Read Current Watchdog Time */
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#define CMD_READ_WATCHDOG_TIMEOUT 0x18 /* Read Current Watchdog Time */
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-#define CMD_WRITE_WATCHDOG_TIMEOUT 0x19 /* Write Current Watchdog Time */
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+#define CMD_WRITE_WATCHDOG_TIMEOUT 0x19 /* Write Current WatchdogTime */
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#define CMD_ENABLE_WATCHDOG 0x30 /* Enable / Disable Watchdog */
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#define CMD_ENABLE_WATCHDOG 0x30 /* Enable / Disable Watchdog */
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#define CMD_DISABLE_WATCHDOG CMD_ENABLE_WATCHDOG
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#define CMD_DISABLE_WATCHDOG CMD_ENABLE_WATCHDOG
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@@ -129,23 +133,36 @@ static char expect_release;
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/* Structure to hold all of our device specific stuff */
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/* Structure to hold all of our device specific stuff */
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struct usb_pcwd_private {
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struct usb_pcwd_private {
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- struct usb_device *udev; /* save off the usb device pointer */
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- struct usb_interface *interface; /* the interface for this device */
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-
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- unsigned int interface_number; /* the interface number used for cmd's */
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-
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- unsigned char *intr_buffer; /* the buffer to intr data */
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- dma_addr_t intr_dma; /* the dma address for the intr buffer */
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- size_t intr_size; /* the size of the intr buffer */
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- struct urb *intr_urb; /* the urb used for the intr pipe */
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-
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- unsigned char cmd_command; /* The command that is reported back */
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- unsigned char cmd_data_msb; /* The data MSB that is reported back */
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- unsigned char cmd_data_lsb; /* The data LSB that is reported back */
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- atomic_t cmd_received; /* true if we received a report after a command */
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-
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- int exists; /* Wether or not the device exists */
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- struct mutex mtx; /* locks this structure */
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+ /* save off the usb device pointer */
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+ struct usb_device *udev;
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+ /* the interface for this device */
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+ struct usb_interface *interface;
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+
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+ /* the interface number used for cmd's */
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+ unsigned int interface_number;
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+
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+ /* the buffer to intr data */
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+ unsigned char *intr_buffer;
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+ /* the dma address for the intr buffer */
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+ dma_addr_t intr_dma;
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+ /* the size of the intr buffer */
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+ size_t intr_size;
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+ /* the urb used for the intr pipe */
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+ struct urb *intr_urb;
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+
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+ /* The command that is reported back */
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+ unsigned char cmd_command;
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+ /* The data MSB that is reported back */
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+ unsigned char cmd_data_msb;
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+ /* The data LSB that is reported back */
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+ unsigned char cmd_data_lsb;
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+ /* true if we received a report after a command */
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+ atomic_t cmd_received;
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+
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+ /* Wether or not the device exists */
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+ int exists;
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+ /* locks this structure */
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+ struct mutex mtx;
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};
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};
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static struct usb_pcwd_private *usb_pcwd_device;
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static struct usb_pcwd_private *usb_pcwd_device;
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@@ -153,7 +170,8 @@ static struct usb_pcwd_private *usb_pcwd_device;
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static DEFINE_MUTEX(disconnect_mutex);
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static DEFINE_MUTEX(disconnect_mutex);
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/* local function prototypes */
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/* local function prototypes */
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-static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_device_id *id);
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+static int usb_pcwd_probe(struct usb_interface *interface,
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+ const struct usb_device_id *id);
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static void usb_pcwd_disconnect(struct usb_interface *interface);
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static void usb_pcwd_disconnect(struct usb_interface *interface);
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/* usb specific object needed to register this driver with the usb subsystem */
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/* usb specific object needed to register this driver with the usb subsystem */
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@@ -167,7 +185,8 @@ static struct usb_driver usb_pcwd_driver = {
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static void usb_pcwd_intr_done(struct urb *urb)
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static void usb_pcwd_intr_done(struct urb *urb)
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{
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{
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- struct usb_pcwd_private *usb_pcwd = (struct usb_pcwd_private *)urb->context;
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+ struct usb_pcwd_private *usb_pcwd =
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+ (struct usb_pcwd_private *)urb->context;
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unsigned char *data = usb_pcwd->intr_buffer;
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unsigned char *data = usb_pcwd->intr_buffer;
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int retval;
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int retval;
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@@ -178,11 +197,13 @@ static void usb_pcwd_intr_done(struct urb *urb)
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case -ENOENT:
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case -ENOENT:
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case -ESHUTDOWN:
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case -ESHUTDOWN:
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/* this urb is terminated, clean up */
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/* this urb is terminated, clean up */
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- dbg("%s - urb shutting down with status: %d", __func__, urb->status);
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+ dbg("%s - urb shutting down with status: %d", __func__,
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+ urb->status);
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return;
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return;
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/* -EPIPE: should clear the halt */
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/* -EPIPE: should clear the halt */
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default: /* error */
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default: /* error */
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- dbg("%s - nonzero urb status received: %d", __func__, urb->status);
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+ dbg("%s - nonzero urb status received: %d", __func__,
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+ urb->status);
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goto resubmit;
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goto resubmit;
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}
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}
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@@ -199,22 +220,23 @@ static void usb_pcwd_intr_done(struct urb *urb)
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resubmit:
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resubmit:
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retval = usb_submit_urb(urb, GFP_ATOMIC);
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retval = usb_submit_urb(urb, GFP_ATOMIC);
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if (retval)
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if (retval)
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- printk(KERN_ERR PFX "can't resubmit intr, usb_submit_urb failed with result %d\n",
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- retval);
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+ printk(KERN_ERR PFX "can't resubmit intr, "
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+ "usb_submit_urb failed with result %d\n", retval);
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}
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}
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-static int usb_pcwd_send_command(struct usb_pcwd_private *usb_pcwd, unsigned char cmd,
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- unsigned char *msb, unsigned char *lsb)
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+static int usb_pcwd_send_command(struct usb_pcwd_private *usb_pcwd,
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+ unsigned char cmd, unsigned char *msb, unsigned char *lsb)
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{
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{
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int got_response, count;
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int got_response, count;
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unsigned char buf[6];
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unsigned char buf[6];
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- /* We will not send any commands if the USB PCWD device does not exist */
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+ /* We will not send any commands if the USB PCWD device does
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+ * not exist */
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if ((!usb_pcwd) || (!usb_pcwd->exists))
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if ((!usb_pcwd) || (!usb_pcwd->exists))
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return -1;
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return -1;
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- /* The USB PC Watchdog uses a 6 byte report format. The board currently uses
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- * only 3 of the six bytes of the report. */
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+ /* The USB PC Watchdog uses a 6 byte report format.
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+ * The board currently uses only 3 of the six bytes of the report. */
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buf[0] = cmd; /* Byte 0 = CMD */
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buf[0] = cmd; /* Byte 0 = CMD */
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buf[1] = *msb; /* Byte 1 = Data MSB */
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buf[1] = *msb; /* Byte 1 = Data MSB */
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buf[2] = *lsb; /* Byte 2 = Data LSB */
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buf[2] = *lsb; /* Byte 2 = Data LSB */
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@@ -229,12 +251,14 @@ static int usb_pcwd_send_command(struct usb_pcwd_private *usb_pcwd, unsigned cha
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HID_REQ_SET_REPORT, HID_DT_REPORT,
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HID_REQ_SET_REPORT, HID_DT_REPORT,
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0x0200, usb_pcwd->interface_number, buf, sizeof(buf),
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0x0200, usb_pcwd->interface_number, buf, sizeof(buf),
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USB_COMMAND_TIMEOUT) != sizeof(buf)) {
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USB_COMMAND_TIMEOUT) != sizeof(buf)) {
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- dbg("usb_pcwd_send_command: error in usb_control_msg for cmd 0x%x 0x%x 0x%x\n", cmd, *msb, *lsb);
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+ dbg("usb_pcwd_send_command: error in usb_control_msg for "
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+ "cmd 0x%x 0x%x 0x%x\n", cmd, *msb, *lsb);
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}
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}
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/* wait till the usb card processed the command,
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/* wait till the usb card processed the command,
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* with a max. timeout of USB_COMMAND_TIMEOUT */
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* with a max. timeout of USB_COMMAND_TIMEOUT */
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got_response = 0;
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got_response = 0;
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- for (count = 0; (count < USB_COMMAND_TIMEOUT) && (!got_response); count++) {
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+ for (count = 0; (count < USB_COMMAND_TIMEOUT) && (!got_response);
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+ count++) {
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mdelay(1);
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mdelay(1);
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if (atomic_read(&usb_pcwd->cmd_received))
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if (atomic_read(&usb_pcwd->cmd_received))
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got_response = 1;
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got_response = 1;
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@@ -256,10 +280,12 @@ static int usb_pcwd_start(struct usb_pcwd_private *usb_pcwd)
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int retval;
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int retval;
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/* Enable Watchdog */
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/* Enable Watchdog */
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- retval = usb_pcwd_send_command(usb_pcwd, CMD_ENABLE_WATCHDOG, &msb, &lsb);
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+ retval = usb_pcwd_send_command(usb_pcwd, CMD_ENABLE_WATCHDOG,
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+ &msb, &lsb);
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if ((retval == 0) || (lsb == 0)) {
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if ((retval == 0) || (lsb == 0)) {
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- printk(KERN_ERR PFX "Card did not acknowledge enable attempt\n");
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+ printk(KERN_ERR PFX
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+ "Card did not acknowledge enable attempt\n");
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return -1;
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return -1;
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}
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}
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@@ -273,10 +299,12 @@ static int usb_pcwd_stop(struct usb_pcwd_private *usb_pcwd)
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int retval;
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int retval;
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/* Disable Watchdog */
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/* Disable Watchdog */
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- retval = usb_pcwd_send_command(usb_pcwd, CMD_DISABLE_WATCHDOG, &msb, &lsb);
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+ retval = usb_pcwd_send_command(usb_pcwd, CMD_DISABLE_WATCHDOG,
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+ &msb, &lsb);
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if ((retval == 0) || (lsb != 0)) {
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if ((retval == 0) || (lsb != 0)) {
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- printk(KERN_ERR PFX "Card did not acknowledge disable attempt\n");
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+ printk(KERN_ERR PFX
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+ "Card did not acknowledge disable attempt\n");
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return -1;
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return -1;
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}
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}
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@@ -308,7 +336,8 @@ static int usb_pcwd_set_heartbeat(struct usb_pcwd_private *usb_pcwd, int t)
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return 0;
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return 0;
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}
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}
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-static int usb_pcwd_get_temperature(struct usb_pcwd_private *usb_pcwd, int *temperature)
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+static int usb_pcwd_get_temperature(struct usb_pcwd_private *usb_pcwd,
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+ int *temperature)
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{
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{
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unsigned char msb, lsb;
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unsigned char msb, lsb;
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@@ -323,7 +352,8 @@ static int usb_pcwd_get_temperature(struct usb_pcwd_private *usb_pcwd, int *temp
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return 0;
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return 0;
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}
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}
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-static int usb_pcwd_get_timeleft(struct usb_pcwd_private *usb_pcwd, int *time_left)
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+static int usb_pcwd_get_timeleft(struct usb_pcwd_private *usb_pcwd,
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+ int *time_left)
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{
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{
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unsigned char msb, lsb;
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unsigned char msb, lsb;
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@@ -341,7 +371,7 @@ static int usb_pcwd_get_timeleft(struct usb_pcwd_private *usb_pcwd, int *time_le
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*/
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*/
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static ssize_t usb_pcwd_write(struct file *file, const char __user *data,
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static ssize_t usb_pcwd_write(struct file *file, const char __user *data,
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- size_t len, loff_t *ppos)
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+ size_t len, loff_t *ppos)
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{
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{
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/* See if we got the magic character 'V' and reload the timer */
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/* See if we got the magic character 'V' and reload the timer */
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if (len) {
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if (len) {
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@@ -352,7 +382,8 @@ static ssize_t usb_pcwd_write(struct file *file, const char __user *data,
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* five months ago... */
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* five months ago... */
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expect_release = 0;
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expect_release = 0;
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- /* scan to see whether or not we got the magic character */
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+ /* scan to see whether or not we got the
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+ * magic character */
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for (i = 0; i != len; i++) {
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for (i = 0; i != len; i++) {
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char c;
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char c;
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if (get_user(c, data + i))
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if (get_user(c, data + i))
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@@ -431,7 +462,7 @@ static long usb_pcwd_ioctl(struct file *file, unsigned int cmd,
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return -EFAULT;
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return -EFAULT;
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if (usb_pcwd_set_heartbeat(usb_pcwd_device, new_heartbeat))
|
|
if (usb_pcwd_set_heartbeat(usb_pcwd_device, new_heartbeat))
|
|
- return -EINVAL;
|
|
|
|
|
|
+ return -EINVAL;
|
|
|
|
|
|
usb_pcwd_keepalive(usb_pcwd_device);
|
|
usb_pcwd_keepalive(usb_pcwd_device);
|
|
/* Fall */
|
|
/* Fall */
|
|
@@ -475,7 +506,8 @@ static int usb_pcwd_release(struct inode *inode, struct file *file)
|
|
if (expect_release == 42) {
|
|
if (expect_release == 42) {
|
|
usb_pcwd_stop(usb_pcwd_device);
|
|
usb_pcwd_stop(usb_pcwd_device);
|
|
} else {
|
|
} else {
|
|
- printk(KERN_CRIT PFX "Unexpected close, not stopping watchdog!\n");
|
|
|
|
|
|
+ printk(KERN_CRIT PFX
|
|
|
|
+ "Unexpected close, not stopping watchdog!\n");
|
|
usb_pcwd_keepalive(usb_pcwd_device);
|
|
usb_pcwd_keepalive(usb_pcwd_device);
|
|
}
|
|
}
|
|
expect_release = 0;
|
|
expect_release = 0;
|
|
@@ -515,7 +547,8 @@ static int usb_pcwd_temperature_release(struct inode *inode, struct file *file)
|
|
* Notify system
|
|
* Notify system
|
|
*/
|
|
*/
|
|
|
|
|
|
-static int usb_pcwd_notify_sys(struct notifier_block *this, unsigned long code, void *unused)
|
|
|
|
|
|
+static int usb_pcwd_notify_sys(struct notifier_block *this, unsigned long code,
|
|
|
|
+ void *unused)
|
|
{
|
|
{
|
|
if (code == SYS_DOWN || code == SYS_HALT)
|
|
if (code == SYS_DOWN || code == SYS_HALT)
|
|
usb_pcwd_stop(usb_pcwd_device); /* Turn the WDT off */
|
|
usb_pcwd_stop(usb_pcwd_device); /* Turn the WDT off */
|
|
@@ -578,7 +611,8 @@ static inline void usb_pcwd_delete(struct usb_pcwd_private *usb_pcwd)
|
|
* Called by the usb core when a new device is connected that it thinks
|
|
* Called by the usb core when a new device is connected that it thinks
|
|
* this driver might be interested in.
|
|
* this driver might be interested in.
|
|
*/
|
|
*/
|
|
-static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_device_id *id)
|
|
|
|
|
|
+static int usb_pcwd_probe(struct usb_interface *interface,
|
|
|
|
+ const struct usb_device_id *id)
|
|
{
|
|
{
|
|
struct usb_device *udev = interface_to_usbdev(interface);
|
|
struct usb_device *udev = interface_to_usbdev(interface);
|
|
struct usb_host_interface *iface_desc;
|
|
struct usb_host_interface *iface_desc;
|
|
@@ -602,7 +636,8 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
|
|
|
|
|
|
/* check out that we have a HID device */
|
|
/* check out that we have a HID device */
|
|
if (!(iface_desc->desc.bInterfaceClass == USB_CLASS_HID)) {
|
|
if (!(iface_desc->desc.bInterfaceClass == USB_CLASS_HID)) {
|
|
- printk(KERN_ERR PFX "The device isn't a Human Interface Device\n");
|
|
|
|
|
|
+ printk(KERN_ERR PFX
|
|
|
|
+ "The device isn't a Human Interface Device\n");
|
|
return -ENODEV;
|
|
return -ENODEV;
|
|
}
|
|
}
|
|
|
|
|
|
@@ -632,10 +667,12 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
|
|
usb_pcwd->udev = udev;
|
|
usb_pcwd->udev = udev;
|
|
usb_pcwd->interface = interface;
|
|
usb_pcwd->interface = interface;
|
|
usb_pcwd->interface_number = iface_desc->desc.bInterfaceNumber;
|
|
usb_pcwd->interface_number = iface_desc->desc.bInterfaceNumber;
|
|
- usb_pcwd->intr_size = (le16_to_cpu(endpoint->wMaxPacketSize) > 8 ? le16_to_cpu(endpoint->wMaxPacketSize) : 8);
|
|
|
|
|
|
+ usb_pcwd->intr_size = (le16_to_cpu(endpoint->wMaxPacketSize) > 8 ?
|
|
|
|
+ le16_to_cpu(endpoint->wMaxPacketSize) : 8);
|
|
|
|
|
|
/* set up the memory buffer's */
|
|
/* set up the memory buffer's */
|
|
- usb_pcwd->intr_buffer = usb_buffer_alloc(udev, usb_pcwd->intr_size, GFP_ATOMIC, &usb_pcwd->intr_dma);
|
|
|
|
|
|
+ usb_pcwd->intr_buffer = usb_buffer_alloc(udev, usb_pcwd->intr_size,
|
|
|
|
+ GFP_ATOMIC, &usb_pcwd->intr_dma);
|
|
if (!usb_pcwd->intr_buffer) {
|
|
if (!usb_pcwd->intr_buffer) {
|
|
printk(KERN_ERR PFX "Out of memory\n");
|
|
printk(KERN_ERR PFX "Out of memory\n");
|
|
goto error;
|
|
goto error;
|
|
@@ -669,7 +706,8 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
|
|
usb_pcwd_stop(usb_pcwd);
|
|
usb_pcwd_stop(usb_pcwd);
|
|
|
|
|
|
/* Get the Firmware Version */
|
|
/* Get the Firmware Version */
|
|
- got_fw_rev = usb_pcwd_send_command(usb_pcwd, CMD_GET_FIRMWARE_VERSION, &fw_rev_major, &fw_rev_minor);
|
|
|
|
|
|
+ got_fw_rev = usb_pcwd_send_command(usb_pcwd, CMD_GET_FIRMWARE_VERSION,
|
|
|
|
+ &fw_rev_major, &fw_rev_minor);
|
|
if (got_fw_rev)
|
|
if (got_fw_rev)
|
|
sprintf(fw_ver_str, "%u.%02u", fw_rev_major, fw_rev_minor);
|
|
sprintf(fw_ver_str, "%u.%02u", fw_rev_major, fw_rev_minor);
|
|
else
|
|
else
|
|
@@ -679,9 +717,11 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
|
|
fw_ver_str);
|
|
fw_ver_str);
|
|
|
|
|
|
/* Get switch settings */
|
|
/* Get switch settings */
|
|
- usb_pcwd_send_command(usb_pcwd, CMD_GET_DIP_SWITCH_SETTINGS, &dummy, &option_switches);
|
|
|
|
|
|
+ usb_pcwd_send_command(usb_pcwd, CMD_GET_DIP_SWITCH_SETTINGS, &dummy,
|
|
|
|
+ &option_switches);
|
|
|
|
|
|
- printk(KERN_INFO PFX "Option switches (0x%02x): Temperature Reset Enable=%s, Power On Delay=%s\n",
|
|
|
|
|
|
+ printk(KERN_INFO PFX "Option switches (0x%02x): "
|
|
|
|
+ "Temperature Reset Enable=%s, Power On Delay=%s\n",
|
|
option_switches,
|
|
option_switches,
|
|
((option_switches & 0x10) ? "ON" : "OFF"),
|
|
((option_switches & 0x10) ? "ON" : "OFF"),
|
|
((option_switches & 0x08) ? "ON" : "OFF"));
|
|
((option_switches & 0x08) ? "ON" : "OFF"));
|
|
@@ -690,30 +730,35 @@ static int usb_pcwd_probe(struct usb_interface *interface, const struct usb_devi
|
|
if (heartbeat == 0)
|
|
if (heartbeat == 0)
|
|
heartbeat = heartbeat_tbl[(option_switches & 0x07)];
|
|
heartbeat = heartbeat_tbl[(option_switches & 0x07)];
|
|
|
|
|
|
- /* Check that the heartbeat value is within it's range ; if not reset to the default */
|
|
|
|
|
|
+ /* Check that the heartbeat value is within it's range ;
|
|
|
|
+ * if not reset to the default */
|
|
if (usb_pcwd_set_heartbeat(usb_pcwd, heartbeat)) {
|
|
if (usb_pcwd_set_heartbeat(usb_pcwd, heartbeat)) {
|
|
usb_pcwd_set_heartbeat(usb_pcwd, WATCHDOG_HEARTBEAT);
|
|
usb_pcwd_set_heartbeat(usb_pcwd, WATCHDOG_HEARTBEAT);
|
|
- printk(KERN_INFO PFX "heartbeat value must be 0<heartbeat<65536, using %d\n",
|
|
|
|
|
|
+ printk(KERN_INFO PFX
|
|
|
|
+ "heartbeat value must be 0<heartbeat<65536, using %d\n",
|
|
WATCHDOG_HEARTBEAT);
|
|
WATCHDOG_HEARTBEAT);
|
|
}
|
|
}
|
|
|
|
|
|
retval = register_reboot_notifier(&usb_pcwd_notifier);
|
|
retval = register_reboot_notifier(&usb_pcwd_notifier);
|
|
if (retval != 0) {
|
|
if (retval != 0) {
|
|
- printk(KERN_ERR PFX "cannot register reboot notifier (err=%d)\n",
|
|
|
|
|
|
+ printk(KERN_ERR PFX
|
|
|
|
+ "cannot register reboot notifier (err=%d)\n",
|
|
retval);
|
|
retval);
|
|
goto error;
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
|
|
retval = misc_register(&usb_pcwd_temperature_miscdev);
|
|
retval = misc_register(&usb_pcwd_temperature_miscdev);
|
|
if (retval != 0) {
|
|
if (retval != 0) {
|
|
- printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
|
|
|
|
|
|
+ printk(KERN_ERR PFX
|
|
|
|
+ "cannot register miscdev on minor=%d (err=%d)\n",
|
|
TEMP_MINOR, retval);
|
|
TEMP_MINOR, retval);
|
|
goto err_out_unregister_reboot;
|
|
goto err_out_unregister_reboot;
|
|
}
|
|
}
|
|
|
|
|
|
retval = misc_register(&usb_pcwd_miscdev);
|
|
retval = misc_register(&usb_pcwd_miscdev);
|
|
if (retval != 0) {
|
|
if (retval != 0) {
|
|
- printk(KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
|
|
|
|
|
|
+ printk(KERN_ERR PFX
|
|
|
|
+ "cannot register miscdev on minor=%d (err=%d)\n",
|
|
WATCHDOG_MINOR, retval);
|
|
WATCHDOG_MINOR, retval);
|
|
goto err_out_misc_deregister;
|
|
goto err_out_misc_deregister;
|
|
}
|
|
}
|
|
@@ -799,7 +844,7 @@ static int __init usb_pcwd_init(void)
|
|
return result;
|
|
return result;
|
|
}
|
|
}
|
|
|
|
|
|
- printk(KERN_INFO PFX DRIVER_DESC " v" DRIVER_VERSION " (" DRIVER_DATE ")\n");
|
|
|
|
|
|
+ printk(KERN_INFO PFX DRIVER_DESC " v" DRIVER_VERSION "\n");
|
|
return 0;
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
|