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authorLinus Torvalds <torvalds@linux-foundation.org>2009-10-15 15:10:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-10-15 15:10:27 -0700
commitbd72f85b9ad6cf41bc771de0cd27d892c41b4396 (patch)
tree3fd0909295dd427c4016dd8c09fae0050e007512
parent13e356c977473baeb29e8abfd992f0cd938a78ce (diff)
parentd59733c1e56784a99381799021c4f9698f3e6379 (diff)
downloadlinux-sh-bd72f85b9ad6cf41bc771de0cd27d892c41b4396.tar.gz
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPI button: don't try to use a non-existent lid device ACPI: video: Loosen strictness of video bus detection code eeepc-laptop: Prevent a panic when disabling RT2860 wireless when associated eeepc-laptop: Properly annote eeepc_enable_camera(). ACPI / PCI: Fix NULL pointer dereference in acpi_get_pci_dev() (rev. 2) fujitsu-laptop: address missed led-class ifdef fixup ACPI: Kconfig, fix proc aggregator text ACPI: add AC/DC notifier
-rw-r--r--drivers/acpi/Kconfig4
-rw-r--r--drivers/acpi/ac.c1
-rw-r--r--drivers/acpi/button.c3
-rw-r--r--drivers/acpi/pci_root.c11
-rw-r--r--drivers/acpi/video.c7
-rw-r--r--drivers/acpi/video_detect.c2
-rw-r--r--drivers/platform/x86/eeepc-laptop.c31
-rw-r--r--drivers/platform/x86/fujitsu-laptop.c2
8 files changed, 46 insertions, 15 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 0ed42d8870c7..93d2c7971df6 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -218,10 +218,10 @@ config ACPI_PROCESSOR_AGGREGATOR
depends on X86
help
ACPI 4.0 defines processor Aggregator, which enables OS to perform
- specfic processor configuration and control that applies to all
+ specific processor configuration and control that applies to all
processors in the platform. Currently only logical processor idling
is defined, which is to reduce power consumption. This driver
- support the new device.
+ supports the new device.
config ACPI_THERMAL
tristate "Thermal Zone"
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 98b9690b0159..b6ed60b57b0d 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -245,6 +245,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event)
acpi_bus_generate_netlink_event(device->pnp.device_class,
dev_name(&device->dev), event,
(u32) ac->state);
+ acpi_notifier_call_chain(device, event, (u32) ac->state);
#ifdef CONFIG_ACPI_SYSFS_POWER
kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
#endif
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index 9335b87c5174..0c9c6a9a002c 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -251,6 +251,9 @@ int acpi_lid_open(void)
acpi_status status;
unsigned long long state;
+ if (!lid_device)
+ return -ENODEV;
+
status = acpi_evaluate_integer(lid_device->handle, "_LID", NULL,
&state);
if (ACPI_FAILURE(status))
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 31122214e0ec..1af808171d46 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -389,6 +389,17 @@ struct pci_dev *acpi_get_pci_dev(acpi_handle handle)
pbus = pdev->subordinate;
pci_dev_put(pdev);
+
+ /*
+ * This function may be called for a non-PCI device that has a
+ * PCI parent (eg. a disk under a PCI SATA controller). In that
+ * case pdev->subordinate will be NULL for the parent.
+ */
+ if (!pbus) {
+ dev_dbg(&pdev->dev, "Not a PCI-to-PCI bridge\n");
+ pdev = NULL;
+ break;
+ }
}
out:
list_for_each_entry_safe(node, tmp, &device_list, node)
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index f6e54bf8dd96..64e3c581b7a9 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -1109,7 +1109,12 @@ static int acpi_video_bus_check(struct acpi_video_bus *video)
*/
/* Does this device support video switching? */
- if (video->cap._DOS) {
+ if (video->cap._DOS || video->cap._DOD) {
+ if (!video->cap._DOS) {
+ printk(KERN_WARNING FW_BUG
+ "ACPI(%s) defines _DOD but not _DOS\n",
+ acpi_device_bid(video->device));
+ }
video->flags.multihead = 1;
status = 0;
}
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 7032f25da9b5..575593a8b4e6 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -84,7 +84,7 @@ long acpi_is_video_device(struct acpi_device *device)
return 0;
/* Does this device able to support video switching ? */
- if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) &&
+ if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) ||
ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOS", &h_dummy)))
video_caps |= ACPI_VIDEO_OUTPUT_SWITCHING;
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 749e2102b2be..d379e74a05d0 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -150,6 +150,8 @@ struct eeepc_hotk {
/* The actual device the driver binds to */
static struct eeepc_hotk *ehotk;
+static void eeepc_rfkill_hotplug(bool real);
+
/* Platform device/driver */
static int eeepc_hotk_thaw(struct device *device);
static int eeepc_hotk_restore(struct device *device);
@@ -343,14 +345,23 @@ static bool eeepc_wlan_rfkill_blocked(void)
static int eeepc_rfkill_set(void *data, bool blocked)
{
unsigned long asl = (unsigned long)data;
- return set_acpi(asl, !blocked);
+ int ret;
+
+ if (asl != CM_ASL_WLAN)
+ return set_acpi(asl, !blocked);
+
+ /* hack to avoid panic with rt2860sta */
+ if (blocked)
+ eeepc_rfkill_hotplug(false);
+ ret = set_acpi(asl, !blocked);
+ return ret;
}
static const struct rfkill_ops eeepc_rfkill_ops = {
.set_block = eeepc_rfkill_set,
};
-static void __init eeepc_enable_camera(void)
+static void __devinit eeepc_enable_camera(void)
{
/*
* If the following call to set_acpi() fails, it's because there's no
@@ -643,13 +654,13 @@ static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot,
return 0;
}
-static void eeepc_rfkill_hotplug(void)
+static void eeepc_rfkill_hotplug(bool real)
{
struct pci_dev *dev;
struct pci_bus *bus;
- bool blocked = eeepc_wlan_rfkill_blocked();
+ bool blocked = real ? eeepc_wlan_rfkill_blocked() : true;
- if (ehotk->wlan_rfkill)
+ if (real && ehotk->wlan_rfkill)
rfkill_set_sw_state(ehotk->wlan_rfkill, blocked);
mutex_lock(&ehotk->hotplug_lock);
@@ -692,7 +703,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
if (event != ACPI_NOTIFY_BUS_CHECK)
return;
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(true);
}
static void eeepc_hotk_notify(struct acpi_device *device, u32 event)
@@ -850,7 +861,7 @@ static int eeepc_hotk_restore(struct device *device)
{
/* Refresh both wlan rfkill state and pci hotplug */
if (ehotk->wlan_rfkill)
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(true);
if (ehotk->bluetooth_rfkill)
rfkill_set_sw_state(ehotk->bluetooth_rfkill,
@@ -993,7 +1004,7 @@ static void eeepc_rfkill_exit(void)
* Refresh pci hotplug in case the rfkill state was changed after
* eeepc_unregister_rfkill_notifier()
*/
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(true);
if (ehotk->hotplug_slot)
pci_hp_deregister(ehotk->hotplug_slot);
@@ -1109,7 +1120,7 @@ static int eeepc_rfkill_init(struct device *dev)
* Refresh pci hotplug in case the rfkill state was changed during
* setup.
*/
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(true);
exit:
if (result && result != -ENODEV)
@@ -1189,7 +1200,7 @@ static int eeepc_input_init(struct device *dev)
return 0;
}
-static int eeepc_hotk_add(struct acpi_device *device)
+static int __devinit eeepc_hotk_add(struct acpi_device *device)
{
struct device *dev;
int result;
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index f35aee5c2149..bcd4ba8be7db 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -944,7 +944,7 @@ static int acpi_fujitsu_hotkey_remove(struct acpi_device *device, int type)
struct fujitsu_hotkey_t *fujitsu_hotkey = acpi_driver_data(device);
struct input_dev *input = fujitsu_hotkey->input;
-#ifdef CONFIG_LEDS_CLASS
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
if (fujitsu_hotkey->logolamp_registered)
led_classdev_unregister(&logolamp_led);