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author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-23 07:52:36 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-23 07:52:36 -0700 |
commit | 37224470c8c6d90a4062e76a08d4dc1fcf91fc89 (patch) | |
tree | 627f537177bf8e951c12bec04c4a85f0125f5ece /drivers/acpi/pci_link.c | |
parent | e83319510b04dd51a60da8a0b4ccf8b92b3ab1ad (diff) | |
parent | ae6c859b7dcd708efadf1c76279c33db213e3506 (diff) | |
download | linux-37224470c8c6d90a4062e76a08d4dc1fcf91fc89.tar.bz2 |
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: (65 commits)
ACPI: suppress power button event on S3 resume
ACPI: resolve merge conflict between sem2mutex and processor_perflib.c
ACPI: use for_each_possible_cpu() instead of for_each_cpu()
ACPI: delete newly added debugging macros in processor_perflib.c
ACPI: UP build fix for bugzilla-5737
Enable P-state software coordination via _PDC
P-state software coordination for speedstep-centrino
P-state software coordination for acpi-cpufreq
P-state software coordination for ACPI core
ACPI: create acpi_thermal_resume()
ACPI: create acpi_fan_suspend()/acpi_fan_resume()
ACPI: pass pm_message_t from acpi_device_suspend() to root_suspend()
ACPI: create acpi_device_suspend()/acpi_device_resume()
ACPI: replace spin_lock_irq with mutex for ec poll mode
ACPI: Allow a WAN module enable/disable on a Thinkpad X60.
sem2mutex: acpi, acpi_link_lock
ACPI: delete unused acpi_bus_drivers_lock
sem2mutex: drivers/acpi/processor_perflib.c
ACPI add ia64 exports to build acpi_memhotplug as a module
ACPI: asus_acpi_init(): propagate correct return value
...
Manual resolve of conflicts in:
arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c
include/acpi/processor.h
Diffstat (limited to 'drivers/acpi/pci_link.c')
-rw-r--r-- | drivers/acpi/pci_link.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c index 8920e8c6e246..228bdb626502 100644 --- a/drivers/acpi/pci_link.c +++ b/drivers/acpi/pci_link.c @@ -38,6 +38,7 @@ #include <linux/spinlock.h> #include <linux/pm.h> #include <linux/pci.h> +#include <linux/mutex.h> #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> @@ -91,7 +92,7 @@ static struct { int count; struct list_head entries; } acpi_link; -DECLARE_MUTEX(acpi_link_lock); +DEFINE_MUTEX(acpi_link_lock); /* -------------------------------------------------------------------------- PCI Link Device Management @@ -641,19 +642,19 @@ acpi_pci_link_allocate_irq(acpi_handle handle, return_VALUE(-1); } - down(&acpi_link_lock); + mutex_lock(&acpi_link_lock); if (acpi_pci_link_allocate(link)) { - up(&acpi_link_lock); + mutex_unlock(&acpi_link_lock); return_VALUE(-1); } if (!link->irq.active) { - up(&acpi_link_lock); + mutex_unlock(&acpi_link_lock); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Link active IRQ is 0!\n")); return_VALUE(-1); } link->refcnt++; - up(&acpi_link_lock); + mutex_unlock(&acpi_link_lock); if (triggering) *triggering = link->irq.triggering; @@ -691,9 +692,9 @@ int acpi_pci_link_free_irq(acpi_handle handle) return_VALUE(-1); } - down(&acpi_link_lock); + mutex_lock(&acpi_link_lock); if (!link->irq.initialized) { - up(&acpi_link_lock); + mutex_unlock(&acpi_link_lock); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Link isn't initialized\n")); return_VALUE(-1); } @@ -716,7 +717,7 @@ int acpi_pci_link_free_irq(acpi_handle handle) if (link->refcnt == 0) { acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL); } - up(&acpi_link_lock); + mutex_unlock(&acpi_link_lock); return_VALUE(link->irq.active); } @@ -747,7 +748,7 @@ static int acpi_pci_link_add(struct acpi_device *device) strcpy(acpi_device_class(device), ACPI_PCI_LINK_CLASS); acpi_driver_data(device) = link; - down(&acpi_link_lock); + mutex_lock(&acpi_link_lock); result = acpi_pci_link_get_possible(link); if (result) goto end; @@ -782,7 +783,7 @@ static int acpi_pci_link_add(struct acpi_device *device) end: /* disable all links -- to be activated on use */ acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL); - up(&acpi_link_lock); + mutex_unlock(&acpi_link_lock); if (result) kfree(link); @@ -840,9 +841,9 @@ static int acpi_pci_link_remove(struct acpi_device *device, int type) link = (struct acpi_pci_link *)acpi_driver_data(device); - down(&acpi_link_lock); + mutex_lock(&acpi_link_lock); list_del(&link->node); - up(&acpi_link_lock); + mutex_unlock(&acpi_link_lock); kfree(link); |