#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>
int count;
struct list_head entries;
} acpi_link;
-DECLARE_MUTEX(acpi_link_lock);
+DEFINE_MUTEX(acpi_link_lock);
/* --------------------------------------------------------------------------
PCI Link Device Management
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;
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);
}
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);
}
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;
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);
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);
#ifdef CONFIG_X86_ACPI_CPUFREQ_PROC_INTF
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
+#include <linux/mutex.h>
#include <asm/uaccess.h>
#endif
#define _COMPONENT ACPI_PROCESSOR_COMPONENT
ACPI_MODULE_NAME("acpi_processor")
-static DECLARE_MUTEX(performance_sem);
+static DEFINE_MUTEX(performance_mutex);
/*
* _PPC support is implemented as a CPUfreq policy notifier:
struct acpi_processor *pr;
unsigned int ppc = 0;
- down(&performance_sem);
+ mutex_lock(&performance_mutex);
if (event != CPUFREQ_INCOMPATIBLE)
goto out;
core_frequency * 1000);
out:
- up(&performance_sem);
+ mutex_unlock(&performance_mutex);
return 0;
}
if (!(acpi_processor_ppc_status & PPC_REGISTERED))
return_VALUE(-EINVAL);
- down(&performance_sem);
+ mutex_lock(&performance_mutex);
pr = processors[cpu];
if (!pr) {
- up(&performance_sem);
+ mutex_unlock(&performance_mutex);
return_VALUE(-ENODEV);
}
if (pr->performance) {
- up(&performance_sem);
+ mutex_unlock(&performance_mutex);
return_VALUE(-EBUSY);
}
if (acpi_processor_get_performance_info(pr)) {
pr->performance = NULL;
- up(&performance_sem);
+ mutex_unlock(&performance_mutex);
return_VALUE(-EIO);
}
acpi_cpufreq_add_file(pr);
- up(&performance_sem);
+ mutex_unlock(&performance_mutex);
return_VALUE(0);
}
ACPI_FUNCTION_TRACE("acpi_processor_unregister_performance");
- down(&performance_sem);
+ mutex_lock(&performance_mutex);
pr = processors[cpu];
if (!pr) {
- up(&performance_sem);
+ mutex_unlock(&performance_mutex);
return_VOID;
}
acpi_cpufreq_remove_file(pr);
- up(&performance_sem);
+ mutex_unlock(&performance_mutex);
return_VOID;
}