USB: usb-storage: trivial debug improvements
authorFelipe Contreras <felipe.contreras@gmail.com>
Sun, 16 May 2010 20:31:06 +0000 (23:31 +0300)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 20 May 2010 20:21:49 +0000 (13:21 -0700)
Use pr_foo and dev_foo instead of printk. Maybe US_DEBUG* should be
replaced too.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Cc: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
Cc: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/usb/storage/usb.c

index e2798ef..55c526b 100644 (file)
@@ -510,6 +510,7 @@ static int get_device_info(struct us_data *us, const struct usb_device_id *id,
        struct usb_device *dev = us->pusb_dev;
        struct usb_interface_descriptor *idesc =
                &us->pusb_intf->cur_altsetting->desc;
+       struct device *pdev = &us->pusb_intf->dev;
 
        /* Store the entries */
        us->unusual_dev = unusual_dev;
@@ -523,7 +524,7 @@ static int get_device_info(struct us_data *us, const struct usb_device_id *id,
        adjust_quirks(us);
 
        if (us->fflags & US_FL_IGNORE_DEVICE) {
-               printk(KERN_INFO USB_STORAGE "device ignored\n");
+               dev_info(pdev, "device ignored\n");
                return -ENODEV;
        }
 
@@ -554,20 +555,20 @@ static int get_device_info(struct us_data *us, const struct usb_device_id *id,
                        us->protocol == idesc->bInterfaceProtocol)
                        msg += 2;
                if (msg >= 0 && !(us->fflags & US_FL_NEED_OVERRIDE))
-                       printk(KERN_NOTICE USB_STORAGE "This device "
-                               "(%04x,%04x,%04x S %02x P %02x)"
-                               " has %s in unusual_devs.h (kernel"
-                               " %s)\n"
-                               "   Please send a copy of this message to "
-                               "<linux-usb@vger.kernel.org> and "
-                               "<usb-storage@lists.one-eyed-alien.net>\n",
-                               le16_to_cpu(ddesc->idVendor),
-                               le16_to_cpu(ddesc->idProduct),
-                               le16_to_cpu(ddesc->bcdDevice),
-                               idesc->bInterfaceSubClass,
-                               idesc->bInterfaceProtocol,
-                               msgs[msg],
-                               utsname()->release);
+                       dev_notice(pdev, "This device "
+                                       "(%04x,%04x,%04x S %02x P %02x)"
+                                       " has %s in unusual_devs.h (kernel"
+                                       " %s)\n"
+                                       "   Please send a copy of this message to "
+                                       "<linux-usb@vger.kernel.org> and "
+                                       "<usb-storage@lists.one-eyed-alien.net>\n",
+                                       le16_to_cpu(ddesc->idVendor),
+                                       le16_to_cpu(ddesc->idProduct),
+                                       le16_to_cpu(ddesc->bcdDevice),
+                                       idesc->bInterfaceSubClass,
+                                       idesc->bInterfaceProtocol,
+                                       msgs[msg],
+                                       utsname()->release);
        }
 
        return 0;
@@ -717,8 +718,8 @@ static int usb_stor_acquire_resources(struct us_data *us)
        /* Start up our control thread */
        th = kthread_run(usb_stor_control_thread, us, "usb-storage");
        if (IS_ERR(th)) {
-               printk(KERN_WARNING USB_STORAGE 
-                      "Unable to start control thread\n");
+               dev_warn(&us->pusb_intf->dev,
+                               "Unable to start control thread\n");
                return PTR_ERR(th);
        }
        us->ctl_thread = th;
@@ -811,13 +812,14 @@ static void release_everything(struct us_data *us)
 static int usb_stor_scan_thread(void * __us)
 {
        struct us_data *us = (struct us_data *)__us;
+       struct device *dev = &us->pusb_intf->dev;
 
-       dev_dbg(&us->pusb_intf->dev, "device found\n");
+       dev_dbg(dev, "device found\n");
 
        set_freezable();
        /* Wait for the timeout to expire or for a disconnect */
        if (delay_use > 0) {
-               dev_dbg(&us->pusb_intf->dev, "waiting for device to settle "
+               dev_dbg(dev, "waiting for device to settle "
                                "before scanning\n");
                wait_event_freezable_timeout(us->delay_wait,
                                test_bit(US_FLIDX_DONT_SCAN, &us->dflags),
@@ -835,7 +837,7 @@ static int usb_stor_scan_thread(void * __us)
                        mutex_unlock(&us->dev_mutex);
                }
                scsi_scan_host(us_to_host(us));
-               dev_dbg(&us->pusb_intf->dev, "scan complete\n");
+               dev_dbg(dev, "scan complete\n");
 
                /* Should we unbind if no devices were detected? */
        }
@@ -871,8 +873,8 @@ int usb_stor_probe1(struct us_data **pus,
         */
        host = scsi_host_alloc(&usb_stor_host_template, sizeof(*us));
        if (!host) {
-               printk(KERN_WARNING USB_STORAGE
-                       "Unable to allocate the scsi host\n");
+               dev_warn(&intf->dev,
+                               "Unable to allocate the scsi host\n");
                return -ENOMEM;
        }
 
@@ -920,6 +922,7 @@ int usb_stor_probe2(struct us_data *us)
 {
        struct task_struct *th;
        int result;
+       struct device *dev = &us->pusb_intf->dev;
 
        /* Make sure the transport and protocol have both been set */
        if (!us->transport || !us->proto_handler) {
@@ -944,18 +947,18 @@ int usb_stor_probe2(struct us_data *us)
                goto BadDevice;
        snprintf(us->scsi_name, sizeof(us->scsi_name), "usb-storage %s",
                                        dev_name(&us->pusb_intf->dev));
-       result = scsi_add_host(us_to_host(us), &us->pusb_intf->dev);
+       result = scsi_add_host(us_to_host(us), dev);
        if (result) {
-               printk(KERN_WARNING USB_STORAGE
-                       "Unable to add the scsi host\n");
+               dev_warn(dev,
+                               "Unable to add the scsi host\n");
                goto BadDevice;
        }
 
        /* Start up the thread for delayed SCSI-device scanning */
        th = kthread_create(usb_stor_scan_thread, us, "usb-stor-scan");
        if (IS_ERR(th)) {
-               printk(KERN_WARNING USB_STORAGE 
-                      "Unable to start the device-scanning thread\n");
+               dev_warn(dev,
+                               "Unable to start the device-scanning thread\n");
                complete(&us->scanning_done);
                quiesce_and_remove_host(us);
                result = PTR_ERR(th);
@@ -1041,12 +1044,12 @@ static int __init usb_stor_init(void)
 {
        int retval;
 
-       printk(KERN_INFO "Initializing USB Mass Storage driver...\n");
+       pr_info("Initializing USB Mass Storage driver...\n");
 
        /* register the driver, return usb_register return code if error */
        retval = usb_register(&usb_storage_driver);
        if (retval == 0) {
-               printk(KERN_INFO "USB Mass Storage support registered.\n");
+               pr_info("USB Mass Storage support registered.\n");
                usb_usual_set_present(USB_US_TYPE_STOR);
        }
        return retval;