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path: root/drivers/acpi/utils.c
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Diffstat (limited to 'drivers/acpi/utils.c')
-rw-r--r--drivers/acpi/utils.c54
1 files changed, 25 insertions, 29 deletions
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index a5da4efab06..1930e1a75b2 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -58,22 +58,21 @@ acpi_extract_package(union acpi_object *package,
u8 *head = NULL;
u8 *tail = NULL;
- ACPI_FUNCTION_TRACE("acpi_extract_package");
if (!package || (package->type != ACPI_TYPE_PACKAGE)
|| (package->package.count < 1)) {
printk(KERN_WARNING PREFIX "Invalid package argument\n");
- return_ACPI_STATUS(AE_BAD_PARAMETER);
+ return AE_BAD_PARAMETER;
}
if (!format || !format->pointer || (format->length < 1)) {
printk(KERN_WARNING PREFIX "Invalid format argument\n");
- return_ACPI_STATUS(AE_BAD_PARAMETER);
+ return AE_BAD_PARAMETER;
}
if (!buffer) {
printk(KERN_WARNING PREFIX "Invalid buffer argument\n");
- return_ACPI_STATUS(AE_BAD_PARAMETER);
+ return AE_BAD_PARAMETER;
}
format_count = (format->length / sizeof(char)) - 1;
@@ -81,7 +80,7 @@ acpi_extract_package(union acpi_object *package,
printk(KERN_WARNING PREFIX "Format specifies more objects [%d]"
" than exist in package [%d].\n",
format_count, package->package.count);
- return_ACPI_STATUS(AE_BAD_DATA);
+ return AE_BAD_DATA;
}
format_string = (char *)format->pointer;
@@ -94,7 +93,7 @@ acpi_extract_package(union acpi_object *package,
union acpi_object *element = &(package->package.elements[i]);
if (!element) {
- return_ACPI_STATUS(AE_BAD_DATA);
+ return AE_BAD_DATA;
}
switch (element->type) {
@@ -116,7 +115,7 @@ acpi_extract_package(union acpi_object *package,
" [%d]: got number, expecing"
" [%c]\n",
i, format_string[i]);
- return_ACPI_STATUS(AE_BAD_DATA);
+ return AE_BAD_DATA;
break;
}
break;
@@ -142,7 +141,7 @@ acpi_extract_package(union acpi_object *package,
" [%d] got string/buffer,"
" expecing [%c]\n",
i, format_string[i]);
- return_ACPI_STATUS(AE_BAD_DATA);
+ return AE_BAD_DATA;
break;
}
break;
@@ -153,7 +152,7 @@ acpi_extract_package(union acpi_object *package,
"Found unsupported element at index=%d\n",
i));
/* TBD: handle nested packages... */
- return_ACPI_STATUS(AE_SUPPORT);
+ return AE_SUPPORT;
break;
}
}
@@ -163,9 +162,9 @@ acpi_extract_package(union acpi_object *package,
*/
if (buffer->length < size_required) {
buffer->length = size_required;
- return_ACPI_STATUS(AE_BUFFER_OVERFLOW);
+ return AE_BUFFER_OVERFLOW;
} else if (buffer->length != size_required || !buffer->pointer) {
- return_ACPI_STATUS(AE_BAD_PARAMETER);
+ return AE_BAD_PARAMETER;
}
head = buffer->pointer;
@@ -180,7 +179,7 @@ acpi_extract_package(union acpi_object *package,
union acpi_object *element = &(package->package.elements[i]);
if (!element) {
- return_ACPI_STATUS(AE_BAD_DATA);
+ return AE_BAD_DATA;
}
switch (element->type) {
@@ -245,7 +244,7 @@ acpi_extract_package(union acpi_object *package,
}
}
- return_ACPI_STATUS(AE_OK);
+ return AE_OK;
}
EXPORT_SYMBOL(acpi_extract_package);
@@ -259,14 +258,13 @@ acpi_evaluate_integer(acpi_handle handle,
union acpi_object *element;
struct acpi_buffer buffer = { 0, NULL };
- ACPI_FUNCTION_TRACE("acpi_evaluate_integer");
if (!data)
- return_ACPI_STATUS(AE_BAD_PARAMETER);
+ return AE_BAD_PARAMETER;
element = kmalloc(sizeof(union acpi_object), GFP_KERNEL);
if (!element)
- return_ACPI_STATUS(AE_NO_MEMORY);
+ return AE_NO_MEMORY;
memset(element, 0, sizeof(union acpi_object));
buffer.length = sizeof(union acpi_object);
@@ -275,13 +273,13 @@ acpi_evaluate_integer(acpi_handle handle,
if (ACPI_FAILURE(status)) {
acpi_util_eval_error(handle, pathname, status);
kfree(element);
- return_ACPI_STATUS(status);
+ return status;
}
if (element->type != ACPI_TYPE_INTEGER) {
acpi_util_eval_error(handle, pathname, AE_BAD_DATA);
kfree(element);
- return_ACPI_STATUS(AE_BAD_DATA);
+ return AE_BAD_DATA;
}
*data = element->integer.value;
@@ -289,7 +287,7 @@ acpi_evaluate_integer(acpi_handle handle,
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Return value [%lu]\n", *data));
- return_ACPI_STATUS(AE_OK);
+ return AE_OK;
}
EXPORT_SYMBOL(acpi_evaluate_integer);
@@ -304,15 +302,14 @@ acpi_evaluate_string(acpi_handle handle,
acpi_object *element = NULL;
acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
- ACPI_FUNCTION_TRACE("acpi_evaluate_string");
if (!data)
- return_ACPI_STATUS(AE_BAD_PARAMETER);
+ return AE_BAD_PARAMETER;
status = acpi_evaluate_object(handle, pathname, arguments, &buffer);
if (ACPI_FAILURE(status)) {
acpi_util_eval_error(handle, pathname, status);
- return_ACPI_STATUS(status);
+ return status;
}
element = (acpi_object *) buffer.pointer;
@@ -321,13 +318,13 @@ acpi_evaluate_string(acpi_handle handle,
|| (element->type != ACPI_TYPE_BUFFER)
|| !element->string.length) {
acpi_util_eval_error(handle, pathname, AE_BAD_DATA);
- return_ACPI_STATUS(AE_BAD_DATA);
+ return AE_BAD_DATA;
}
*data = kmalloc(element->string.length + 1, GFP_KERNEL);
if (!data) {
printk(KERN_ERR PREFIX "Memory allocation\n");
- return_VALUE(-ENOMEM);
+ return -ENOMEM;
}
memset(*data, 0, element->string.length + 1);
@@ -337,7 +334,7 @@ acpi_evaluate_string(acpi_handle handle,
acpi_os_free(buffer.pointer);
- return_ACPI_STATUS(AE_OK);
+ return AE_OK;
}
#endif
@@ -353,10 +350,9 @@ acpi_evaluate_reference(acpi_handle handle,
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
u32 i = 0;
- ACPI_FUNCTION_TRACE("acpi_evaluate_reference");
if (!list) {
- return_ACPI_STATUS(AE_BAD_PARAMETER);
+ return AE_BAD_PARAMETER;
}
/* Evaluate object. */
@@ -390,7 +386,7 @@ acpi_evaluate_reference(acpi_handle handle,
}
if (package->package.count > ACPI_MAX_HANDLES) {
- return_ACPI_STATUS(AE_NO_MEMORY);
+ return AE_NO_MEMORY;
}
list->count = package->package.count;
@@ -424,7 +420,7 @@ acpi_evaluate_reference(acpi_handle handle,
acpi_os_free(buffer.pointer);
- return_ACPI_STATUS(status);
+ return status;
}
EXPORT_SYMBOL(acpi_evaluate_reference);