Merge ../linux-2.6

6 files changed, 66 insertions, 44 deletions

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 48718b7f4fa0..76656acd00d4 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -188,6 +188,11 @@ static ssize_t driver_bind(struct device_driver *drv,
                 up(&dev->sem);
                 if (dev->parent)
                         up(&dev->parent->sem);
+
+                if (err > 0)            /* success */
+                        err = count;
+                else if (err == 0)      /* driver didn't accept device */
+                        err = -ENODEV;
         }
         put_device(dev);
         put_bus(bus);
diff --git a/drivers/base/class.c b/drivers/base/class.c
index df7fdabd0730..b1ea4df85c7d 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -456,6 +456,35 @@ static void class_device_remove_attrs(struct class_device * cd)
         }
 }
 
+static int class_device_add_groups(struct class_device * cd)
+{
+        int i;
+        int error = 0;
+
+        if (cd->groups) {
+                for (i = 0; cd->groups[i]; i++) {
+                        error = sysfs_create_group(&cd->kobj, cd->groups[i]);
+                        if (error) {
+                                while (--i >= 0)
+                                        sysfs_remove_group(&cd->kobj, cd->groups[i]);
+                                goto out;
+                        }
+                }
+        }
+out:
+        return error;
+}
+
+static void class_device_remove_groups(struct class_device * cd)
+{
+        int i;
+        if (cd->groups) {
+                for (i = 0; cd->groups[i]; i++) {
+                        sysfs_remove_group(&cd->kobj, cd->groups[i]);
+                }
+        }
+}
+
 static ssize_t show_dev(struct class_device *class_dev, char *buf)
 {
         return print_dev_t(buf, class_dev->devt);
@@ -559,17 +588,18 @@ int class_device_add(struct class_device *class_dev)
                                   class_name);
         }
 
+        class_device_add_groups(class_dev);
+
         kobject_uevent(&class_dev->kobj, KOBJ_ADD);
 
         /* notify any interfaces this device is now here */
-        if (parent_class) {
-                down(&parent_class->sem);
-                list_add_tail(&class_dev->node, &parent_class->children);
-                list_for_each_entry(class_intf, &parent_class->interfaces, node)
-                        if (class_intf->add)
-                                class_intf->add(class_dev, class_intf);
-                up(&parent_class->sem);
+        down(&parent_class->sem);
+        list_add_tail(&class_dev->node, &parent_class->children);
+        list_for_each_entry(class_intf, &parent_class->interfaces, node) {
+                if (class_intf->add)
+                        class_intf->add(class_dev, class_intf);
         }
+        up(&parent_class->sem);
 
  register_done:
         if (error) {
@@ -673,6 +703,7 @@ void class_device_del(struct class_device *class_dev)
         if (class_dev->devt_attr)
                 class_device_remove_file(class_dev, class_dev->devt_attr);
         class_device_remove_attrs(class_dev);
+        class_device_remove_groups(class_dev);
 
         kobject_uevent(&class_dev->kobj, KOBJ_REMOVE);
         kobject_del(&class_dev->kobj);
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 730a9ce0a14a..889c71111239 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -209,7 +209,7 @@ static void __device_release_driver(struct device * dev)
                 sysfs_remove_link(&dev->kobj, "driver");
                 klist_remove(&dev->knode_driver);
 
-                if (dev->bus->remove)
+                if (dev->bus && dev->bus->remove)
                         dev->bus->remove(dev);
                 else if (drv->remove)
                         drv->remove(dev);
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index 472318205236..0c99ae6a3407 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -86,18 +86,9 @@ firmware_timeout_store(struct class *class, const char *buf, size_t count)
 static CLASS_ATTR(timeout, 0644, firmware_timeout_show, firmware_timeout_store);
 
 static void  fw_class_dev_release(struct class_device *class_dev);
-int firmware_class_uevent(struct class_device *dev, char **envp,
-                           int num_envp, char *buffer, int buffer_size);
 
-static struct class firmware_class = {
-        .name           = "firmware",
-        .uevent = firmware_class_uevent,
-        .release        = fw_class_dev_release,
-};
-
-int
-firmware_class_uevent(struct class_device *class_dev, char **envp,
-                       int num_envp, char *buffer, int buffer_size)
+static int firmware_class_uevent(struct class_device *class_dev, char **envp,
+                                 int num_envp, char *buffer, int buffer_size)
 {
         struct firmware_priv *fw_priv = class_get_devdata(class_dev);
         int i = 0, len = 0;
@@ -116,6 +107,12 @@ firmware_class_uevent(struct class_device *class_dev, char **envp,
         return 0;
 }
 
+static struct class firmware_class = {
+        .name           = "firmware",
+        .uevent         = firmware_class_uevent,
+        .release        = fw_class_dev_release,
+};
+
 static ssize_t
 firmware_loading_show(struct class_device *class_dev, char *buf)
 {
@@ -493,25 +490,6 @@ release_firmware(const struct firmware *fw)
         }
 }
 
-/**
- * register_firmware: - provide a firmware image for later usage
- * @name: name of firmware image file
- * @data: buffer pointer for the firmware image
- * @size: size of the data buffer area
- *
- *      Make sure that @data will be available by requesting firmware @name.
- *
- *      Note: This will not be possible until some kind of persistence
- *      is available.
- **/
-void
-register_firmware(const char *name, const u8 *data, size_t size)
-{
-        /* This is meaningless without firmware caching, so until we
-         * decide if firmware caching is reasonable just leave it as a
-         * noop */
-}
-
 /* Async support */
 struct firmware_work {
         struct work_struct work;
@@ -630,4 +608,3 @@ module_exit(firmware_class_exit);
 EXPORT_SYMBOL(release_firmware);
 EXPORT_SYMBOL(request_firmware);
 EXPORT_SYMBOL(request_firmware_nowait);
-EXPORT_SYMBOL(register_firmware);
diff --git a/drivers/base/power/suspend.c b/drivers/base/power/suspend.c
index bdb60663f2ef..2a769cc6f5f9 100644
--- a/drivers/base/power/suspend.c
+++ b/drivers/base/power/suspend.c
@@ -8,8 +8,9 @@
  *
  */
 
-#include <linux/vt_kern.h>
 #include <linux/device.h>
+#include <linux/kallsyms.h>
+#include <linux/pm.h>
 #include "../base.h"
 #include "power.h"
 
@@ -58,11 +59,13 @@ int suspend_device(struct device * dev, pm_message_t state)
         if (dev->bus && dev->bus->suspend && !dev->power.power_state.event) {
                 dev_dbg(dev, "suspending\n");
                 error = dev->bus->suspend(dev, state);
+                suspend_report_result(dev->bus->suspend, error);
         }
         up(&dev->sem);
         return error;
 }
 
+
 /**
  *      device_suspend - Save state and stop all devices in system.
  *      @state:         Power state to put each device in.
@@ -82,9 +85,6 @@ int device_suspend(pm_message_t state)
 {
         int error = 0;
 
-        if (!is_console_suspend_safe())
-                return -EINVAL;
-
         down(&dpm_sem);
         down(&dpm_list_sem);
         while (!list_empty(&dpm_active) && error == 0) {
@@ -169,3 +169,12 @@ int device_power_down(pm_message_t state)
 
 EXPORT_SYMBOL_GPL(device_power_down);
 
+void __suspend_report_result(const char *function, void *fn, int ret)
+{
+        if (ret) {
+                printk(KERN_ERR "%s(): ", function);
+                print_fn_descriptor_symbol("%s() returns ", (unsigned long)fn);
+                printk("%d\n", ret);
+        }
+}
+EXPORT_SYMBOL_GPL(__suspend_report_result);
diff --git a/drivers/base/topology.c b/drivers/base/topology.c
index 915810f6237e..8c52421cbc54 100644
--- a/drivers/base/topology.c
+++ b/drivers/base/topology.c
@@ -107,7 +107,7 @@ static int __cpuinit topology_remove_dev(struct sys_device * sys_dev)
         return 0;
 }
 
-static int __cpuinit topology_cpu_callback(struct notifier_block *nfb,
+static int topology_cpu_callback(struct notifier_block *nfb,
                 unsigned long action, void *hcpu)
 {
         unsigned int cpu = (unsigned long)hcpu;