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path: root/drivers/acpi/utilities/utmutex.c
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Diffstat (limited to 'drivers/acpi/utilities/utmutex.c')
-rw-r--r--drivers/acpi/utilities/utmutex.c39
1 files changed, 10 insertions, 29 deletions
diff --git a/drivers/acpi/utilities/utmutex.c b/drivers/acpi/utilities/utmutex.c
index 25eb34369afa..dfc8f30ca892 100644
--- a/drivers/acpi/utilities/utmutex.c
+++ b/drivers/acpi/utilities/utmutex.c
@@ -82,12 +82,9 @@ acpi_status acpi_ut_mutex_initialize(void)
/* Create the spinlocks for use at interrupt level */
- status = acpi_os_create_lock(&acpi_gbl_gpe_lock);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
+ spin_lock_init(acpi_gbl_gpe_lock);
+ spin_lock_init(acpi_gbl_hardware_lock);
- status = acpi_os_create_lock(&acpi_gbl_hardware_lock);
return_ACPI_STATUS(status);
}
@@ -146,9 +143,8 @@ static acpi_status acpi_ut_create_mutex(acpi_mutex_handle mutex_id)
}
if (!acpi_gbl_mutex_info[mutex_id].mutex) {
- status = acpi_os_create_semaphore(1, 1,
- &acpi_gbl_mutex_info
- [mutex_id].mutex);
+ status =
+ acpi_os_create_mutex(&acpi_gbl_mutex_info[mutex_id].mutex);
acpi_gbl_mutex_info[mutex_id].thread_id =
ACPI_MUTEX_NOT_ACQUIRED;
acpi_gbl_mutex_info[mutex_id].use_count = 0;
@@ -171,7 +167,6 @@ static acpi_status acpi_ut_create_mutex(acpi_mutex_handle mutex_id)
static acpi_status acpi_ut_delete_mutex(acpi_mutex_handle mutex_id)
{
- acpi_status status;
ACPI_FUNCTION_TRACE_U32(ut_delete_mutex, mutex_id);
@@ -179,12 +174,12 @@ static acpi_status acpi_ut_delete_mutex(acpi_mutex_handle mutex_id)
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
- status = acpi_os_delete_semaphore(acpi_gbl_mutex_info[mutex_id].mutex);
+ acpi_os_delete_mutex(acpi_gbl_mutex_info[mutex_id].mutex);
acpi_gbl_mutex_info[mutex_id].mutex = NULL;
acpi_gbl_mutex_info[mutex_id].thread_id = ACPI_MUTEX_NOT_ACQUIRED;
- return_ACPI_STATUS(status);
+ return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
@@ -251,8 +246,8 @@ acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id)
"Thread %X attempting to acquire Mutex [%s]\n",
this_thread_id, acpi_ut_get_mutex_name(mutex_id)));
- status = acpi_os_wait_semaphore(acpi_gbl_mutex_info[mutex_id].mutex,
- 1, ACPI_WAIT_FOREVER);
+ status = acpi_os_acquire_mutex(acpi_gbl_mutex_info[mutex_id].mutex,
+ ACPI_WAIT_FOREVER);
if (ACPI_SUCCESS(status)) {
ACPI_DEBUG_PRINT((ACPI_DB_MUTEX,
"Thread %X acquired Mutex [%s]\n",
@@ -284,7 +279,6 @@ acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id)
acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id)
{
- acpi_status status;
acpi_thread_id this_thread_id;
ACPI_FUNCTION_NAME(ut_release_mutex);
@@ -340,19 +334,6 @@ acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id)
acpi_gbl_mutex_info[mutex_id].thread_id = ACPI_MUTEX_NOT_ACQUIRED;
- status =
- acpi_os_signal_semaphore(acpi_gbl_mutex_info[mutex_id].mutex, 1);
-
- if (ACPI_FAILURE(status)) {
- ACPI_EXCEPTION((AE_INFO, status,
- "Thread %X could not release Mutex [%X]",
- this_thread_id, mutex_id));
- } else {
- ACPI_DEBUG_PRINT((ACPI_DB_MUTEX,
- "Thread %X released Mutex [%s]\n",
- this_thread_id,
- acpi_ut_get_mutex_name(mutex_id)));
- }
-
- return (status);
+ acpi_os_release_mutex(acpi_gbl_mutex_info[mutex_id].mutex);
+ return (AE_OK);
}