---

yaml
---
r: 1251
b: refs/heads/master
c: 82428b6
h: refs/heads/master
i:
  1249: 61cb130
  1247: f422a7e
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 301216244b1e39c4346e56d38b079ca53d528580
+refs/heads/master: 82428b62aa6294ea640c7e920a9224ecaf46db65

trunk/drivers/base/power/resume.c

@@ -22,8 +22,17 @@ extern int sysdev_resume(void);
 
 int resume_device(struct device * dev)
 {
-	if (dev->bus && dev->bus->resume)
+	if (dev->power.pm_parent
+			&& dev->power.pm_parent->power.power_state) {
+		dev_err(dev, "PM: resume from %d, parent %s still %d\n",
+			dev->power.power_state,
+			dev->power.pm_parent->bus_id,
+			dev->power.pm_parent->power.power_state);
+	}
+	if (dev->bus && dev->bus->resume) {
+		dev_dbg(dev,"resuming\n");
 		return dev->bus->resume(dev);
+	}
 	return 0;
 }
 

trunk/drivers/base/power/shutdown.c

@@ -25,8 +25,10 @@ int device_detach_shutdown(struct device * dev)
 		return 0;
 
 	if (dev->detach_state == DEVICE_PM_OFF) {
-		if (dev->driver && dev->driver->shutdown)
+		if (dev->driver && dev->driver->shutdown) {
+			dev_dbg(dev, "shutdown\n");
 			dev->driver->shutdown(dev);
+		}
 		return 0;
 	}
 	return dpm_runtime_suspend(dev, dev->detach_state);
@@ -52,13 +54,12 @@ void device_shutdown(void)
 	struct device * dev;
 
 	down_write(&devices_subsys.rwsem);
-	list_for_each_entry_reverse(dev, &devices_subsys.kset.list, kobj.entry) {
-		pr_debug("shutting down %s: ", dev->bus_id);
+	list_for_each_entry_reverse(dev, &devices_subsys.kset.list,
+				kobj.entry) {
 		if (dev->driver && dev->driver->shutdown) {
-			pr_debug("Ok\n");
+			dev_dbg(dev, "shutdown\n");
 			dev->driver->shutdown(dev);
-		} else
-			pr_debug("Ignored.\n");
+		}
 	}
 	up_write(&devices_subsys.rwsem);
 

trunk/drivers/base/power/suspend.c

@@ -39,12 +39,25 @@ int suspend_device(struct device * dev, pm_message_t state)
 {
 	int error = 0;
 
-	dev_dbg(dev, "suspending\n");
+	if (dev->power.power_state) {
+		dev_dbg(dev, "PM: suspend %d-->%d\n",
+			dev->power.power_state, state);
+	}
+	if (dev->power.pm_parent
+			&& dev->power.pm_parent->power.power_state) {
+		dev_err(dev,
+			"PM: suspend %d->%d, parent %s already %d\n",
+			dev->power.power_state, state,
+			dev->power.pm_parent->bus_id,
+			dev->power.pm_parent->power.power_state);
+	}
 
 	dev->power.prev_state = dev->power.power_state;
 
-	if (dev->bus && dev->bus->suspend && !dev->power.power_state)
+	if (dev->bus && dev->bus->suspend && !dev->power.power_state) {
+		dev_dbg(dev, "suspending\n");
 		error = dev->bus->suspend(dev, state);
+	}
 
 	return error;
 }

trunk/drivers/char/raw.c

@@ -122,7 +122,7 @@ raw_ioctl(struct inode *inode, struct file *filp,
 {
 	struct block_device *bdev = filp->private_data;
 
-	return blkdev_ioctl(bdev->bd_inode, NULL, command, arg);
+	return blkdev_ioctl(bdev->bd_inode, filp, command, arg);
 }
 
 static void bind_device(struct raw_config_request *rq)

trunk/drivers/pci/hotplug.c

@@ -52,17 +52,116 @@ int pci_hotplug (struct device *dev, char **envp, int num_envp,
 	if ((buffer_size - length <= 0) || (i >= num_envp))
 		return -ENOMEM;
 
-	envp[i++] = scratch;
-	length += scnprintf (scratch, buffer_size - length,
-			    "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x\n",
-			    pdev->vendor, pdev->device,
-			    pdev->subsystem_vendor, pdev->subsystem_device,
-			    (u8)(pdev->class >> 16), (u8)(pdev->class >> 8),
-			    (u8)(pdev->class));
-	if ((buffer_size - length <= 0) || (i >= num_envp))
-		return -ENOMEM;
-
 	envp[i] = NULL;
 
 	return 0;
 }
+
+static int pci_visit_bus (struct pci_visit * fn, struct pci_bus_wrapped *wrapped_bus, struct pci_dev_wrapped *wrapped_parent)
+{
+	struct list_head *ln;
+	struct pci_dev *dev;
+	struct pci_dev_wrapped wrapped_dev;
+	int result = 0;
+
+	pr_debug("PCI: Scanning bus %04x:%02x\n", pci_domain_nr(wrapped_bus->bus),
+		wrapped_bus->bus->number);
+
+	if (fn->pre_visit_pci_bus) {
+		result = fn->pre_visit_pci_bus(wrapped_bus, wrapped_parent);
+		if (result)
+			return result;
+	}
+
+	ln = wrapped_bus->bus->devices.next; 
+	while (ln != &wrapped_bus->bus->devices) {
+		dev = pci_dev_b(ln);
+		ln = ln->next;
+
+		memset(&wrapped_dev, 0, sizeof(struct pci_dev_wrapped));
+		wrapped_dev.dev = dev;
+
+		result = pci_visit_dev(fn, &wrapped_dev, wrapped_bus);
+		if (result)
+			return result;
+	}
+
+	if (fn->post_visit_pci_bus)
+		result = fn->post_visit_pci_bus(wrapped_bus, wrapped_parent);
+
+	return result;
+}
+
+static int pci_visit_bridge (struct pci_visit * fn,
+			     struct pci_dev_wrapped *wrapped_dev,
+			     struct pci_bus_wrapped *wrapped_parent)
+{
+	struct pci_bus *bus;
+	struct pci_bus_wrapped wrapped_bus;
+	int result = 0;
+
+	pr_debug("PCI: Scanning bridge %s\n", pci_name(wrapped_dev->dev));
+
+	if (fn->visit_pci_dev) {
+		result = fn->visit_pci_dev(wrapped_dev, wrapped_parent);
+		if (result)
+			return result;
+	}
+
+	bus = wrapped_dev->dev->subordinate;
+	if (bus) {
+		memset(&wrapped_bus, 0, sizeof(struct pci_bus_wrapped));
+		wrapped_bus.bus = bus;
+
+		result = pci_visit_bus(fn, &wrapped_bus, wrapped_dev);
+	}
+	return result;
+}
+
+/**
+ * pci_visit_dev - scans the pci buses.
+ * @fn: callback functions that are called while visiting
+ * @wrapped_dev: the device to scan
+ * @wrapped_parent: the bus where @wrapped_dev is connected to
+ *
+ * Every bus and every function is presented to a custom
+ * function that can act upon it.
+ */
+int pci_visit_dev(struct pci_visit *fn, struct pci_dev_wrapped *wrapped_dev,
+		  struct pci_bus_wrapped *wrapped_parent)
+{
+	struct pci_dev* dev = wrapped_dev ? wrapped_dev->dev : NULL;
+	int result = 0;
+
+	if (!dev)
+		return 0;
+
+	if (fn->pre_visit_pci_dev) {
+		result = fn->pre_visit_pci_dev(wrapped_dev, wrapped_parent);
+		if (result)
+			return result;
+	}
+
+	switch (dev->class >> 8) {
+		case PCI_CLASS_BRIDGE_PCI:
+			result = pci_visit_bridge(fn, wrapped_dev,
+						  wrapped_parent);
+			if (result)
+				return result;
+			break;
+		default:
+			pr_debug("PCI: Scanning device %s\n", pci_name(dev));
+			if (fn->visit_pci_dev) {
+				result = fn->visit_pci_dev (wrapped_dev,
+							    wrapped_parent);
+				if (result)
+					return result;
+			}
+	}
+
+	if (fn->post_visit_pci_dev)
+		result = fn->post_visit_pci_dev(wrapped_dev, wrapped_parent);
+
+	return result;
+}
+EXPORT_SYMBOL(pci_visit_dev);

trunk/drivers/pci/hotplug/cpci_hotplug.h

@@ -31,7 +31,7 @@
 #include <linux/types.h>
 #include <linux/pci.h>
 
-/* PICMG 2.1 R2.0 HS CSR bits: */
+/* PICMG 2.12 R2.0 HS CSR bits: */
 #define HS_CSR_INS	0x0080
 #define HS_CSR_EXT	0x0040
 #define HS_CSR_PI	0x0030