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path: root/drivers/acpi/dispatcher/dsfield.c
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Diffstat (limited to 'drivers/acpi/dispatcher/dsfield.c')
-rw-r--r--drivers/acpi/dispatcher/dsfield.c58
1 files changed, 37 insertions, 21 deletions
diff --git a/drivers/acpi/dispatcher/dsfield.c b/drivers/acpi/dispatcher/dsfield.c
index 2779211be75..84193983d6b 100644
--- a/drivers/acpi/dispatcher/dsfield.c
+++ b/drivers/acpi/dispatcher/dsfield.c
@@ -53,13 +53,20 @@
#define _COMPONENT ACPI_DISPATCHER
ACPI_MODULE_NAME ("dsfield")
+/* Local prototypes */
+
+static acpi_status
+acpi_ds_get_field_names (
+ struct acpi_create_field_info *info,
+ struct acpi_walk_state *walk_state,
+ union acpi_parse_object *arg);
+
/*******************************************************************************
*
* FUNCTION: acpi_ds_create_buffer_field
*
- * PARAMETERS: Opcode - The opcode to be executed
- * Operands - List of operands for the opcode
+ * PARAMETERS: Op - Current parse op (create_xXField)
* walk_state - Current state
*
* RETURN: Status
@@ -70,7 +77,7 @@
* create_word_field_op,
* create_dword_field_op,
* create_qword_field_op,
- * create_field_op (all of which define fields in buffers)
+ * create_field_op (all of which define a field in a buffer)
*
******************************************************************************/
@@ -119,7 +126,8 @@ acpi_ds_create_buffer_field (
flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE;
}
else {
- flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE | ACPI_NS_ERROR_IF_FOUND;
+ flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE |
+ ACPI_NS_ERROR_IF_FOUND;
}
/*
@@ -134,16 +142,16 @@ acpi_ds_create_buffer_field (
}
}
- /* We could put the returned object (Node) on the object stack for later, but
- * for now, we will put it in the "op" object that the parser uses, so we
- * can get it again at the end of this scope
+ /* We could put the returned object (Node) on the object stack for later,
+ * but for now, we will put it in the "op" object that the parser uses,
+ * so we can get it again at the end of this scope
*/
op->common.node = node;
/*
- * If there is no object attached to the node, this node was just created and
- * we need to create the field object. Otherwise, this was a lookup of an
- * existing node and we don't want to create the field object again.
+ * If there is no object attached to the node, this node was just created
+ * and we need to create the field object. Otherwise, this was a lookup
+ * of an existing node and we don't want to create the field object again.
*/
obj_desc = acpi_ns_get_attached_object (node);
if (obj_desc) {
@@ -205,7 +213,7 @@ cleanup:
*
******************************************************************************/
-acpi_status
+static acpi_status
acpi_ds_get_field_names (
struct acpi_create_field_info *info,
struct acpi_walk_state *walk_state,
@@ -238,7 +246,8 @@ acpi_ds_get_field_names (
+ (acpi_integer) arg->common.value.size;
if (position > ACPI_UINT32_MAX) {
- ACPI_REPORT_ERROR (("Bit offset within field too large (> 0xFFFFFFFF)\n"));
+ ACPI_REPORT_ERROR ((
+ "Bit offset within field too large (> 0xFFFFFFFF)\n"));
return_ACPI_STATUS (AE_SUPPORT);
}
@@ -250,12 +259,15 @@ acpi_ds_get_field_names (
/*
* Get a new access_type and access_attribute -- to be used for all
- * field units that follow, until field end or another access_as keyword.
+ * field units that follow, until field end or another access_as
+ * keyword.
*
- * In field_flags, preserve the flag bits other than the ACCESS_TYPE bits
+ * In field_flags, preserve the flag bits other than the
+ * ACCESS_TYPE bits
*/
- info->field_flags = (u8) ((info->field_flags & ~(AML_FIELD_ACCESS_TYPE_MASK)) |
- ((u8) ((u32) arg->common.value.integer >> 8)));
+ info->field_flags = (u8)
+ ((info->field_flags & ~(AML_FIELD_ACCESS_TYPE_MASK)) |
+ ((u8) ((u32) arg->common.value.integer >> 8)));
info->attribute = (u8) (arg->common.value.integer);
break;
@@ -267,7 +279,8 @@ acpi_ds_get_field_names (
status = acpi_ns_lookup (walk_state->scope_info,
(char *) &arg->named.name,
- info->field_type, ACPI_IMODE_EXECUTE, ACPI_NS_DONT_OPEN_SCOPE,
+ info->field_type, ACPI_IMODE_EXECUTE,
+ ACPI_NS_DONT_OPEN_SCOPE,
walk_state, &info->field_node);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_NSERROR ((char *) &arg->named.name, status);
@@ -295,8 +308,9 @@ acpi_ds_get_field_names (
+ (acpi_integer) arg->common.value.size;
if (position > ACPI_UINT32_MAX) {
- ACPI_REPORT_ERROR (("Field [%4.4s] bit offset too large (> 0xFFFFFFFF)\n",
- (char *) &info->field_node->name));
+ ACPI_REPORT_ERROR ((
+ "Field [%4.4s] bit offset too large (> 0xFFFFFFFF)\n",
+ (char *) &info->field_node->name));
return_ACPI_STATUS (AE_SUPPORT);
}
@@ -306,7 +320,8 @@ acpi_ds_get_field_names (
default:
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid opcode in field list: %X\n",
+ ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+ "Invalid opcode in field list: %X\n",
arg->common.aml_opcode));
return_ACPI_STATUS (AE_AML_BAD_OPCODE);
}
@@ -435,7 +450,8 @@ acpi_ds_init_field_objects (
status = acpi_ns_lookup (walk_state->scope_info,
(char *) &arg->named.name,
type, ACPI_IMODE_LOAD_PASS1,
- ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE | ACPI_NS_ERROR_IF_FOUND,
+ ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE |
+ ACPI_NS_ERROR_IF_FOUND,
walk_state, &node);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_NSERROR ((char *) &arg->named.name, status);