diff options
Diffstat (limited to 'drivers/acpi/namespace/nsload.c')
| -rw-r--r-- | drivers/acpi/namespace/nsload.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/drivers/acpi/namespace/nsload.c b/drivers/acpi/namespace/nsload.c index 4e0b0524c18..fe75d888e18 100644 --- a/drivers/acpi/namespace/nsload.c +++ b/drivers/acpi/namespace/nsload.c @@ -77,13 +77,14 @@ acpi_ns_load_table(struct acpi_table_desc *table_desc, { acpi_status status; - ACPI_FUNCTION_TRACE("ns_load_table"); + ACPI_FUNCTION_TRACE(ns_load_table); /* Check if table contains valid AML (must be DSDT, PSDT, SSDT, etc.) */ if (! (acpi_gbl_table_data[table_desc->type]. flags & ACPI_TABLE_EXECUTABLE)) { + /* Just ignore this table */ return_ACPI_STATUS(AE_OK); @@ -168,7 +169,7 @@ static acpi_status acpi_ns_load_table_by_type(acpi_table_type table_type) acpi_status status; struct acpi_table_desc *table_desc; - ACPI_FUNCTION_TRACE("ns_load_table_by_type"); + ACPI_FUNCTION_TRACE(ns_load_table_by_type); status = acpi_ut_acquire_mutex(ACPI_MTX_TABLES); if (ACPI_FAILURE(status)) { @@ -180,11 +181,11 @@ static acpi_status acpi_ns_load_table_by_type(acpi_table_type table_type) * DSDT (one), SSDT/PSDT (multiple) */ switch (table_type) { - case ACPI_TABLE_DSDT: + case ACPI_TABLE_ID_DSDT: ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Namespace load: DSDT\n")); - table_desc = acpi_gbl_table_lists[ACPI_TABLE_DSDT].next; + table_desc = acpi_gbl_table_lists[ACPI_TABLE_ID_DSDT].next; /* If table already loaded into namespace, just return */ @@ -200,8 +201,8 @@ static acpi_status acpi_ns_load_table_by_type(acpi_table_type table_type) } break; - case ACPI_TABLE_SSDT: - case ACPI_TABLE_PSDT: + case ACPI_TABLE_ID_SSDT: + case ACPI_TABLE_ID_PSDT: ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Namespace load: %d SSDT or PSDTs\n", @@ -258,7 +259,7 @@ acpi_status acpi_ns_load_namespace(void) { acpi_status status; - ACPI_FUNCTION_TRACE("acpi_load_name_space"); + ACPI_FUNCTION_TRACE(acpi_load_name_space); /* There must be at least a DSDT installed */ @@ -271,15 +272,15 @@ acpi_status acpi_ns_load_namespace(void) * Load the namespace. The DSDT is required, * but the SSDT and PSDT tables are optional. */ - status = acpi_ns_load_table_by_type(ACPI_TABLE_DSDT); + status = acpi_ns_load_table_by_type(ACPI_TABLE_ID_DSDT); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } /* Ignore exceptions from these */ - (void)acpi_ns_load_table_by_type(ACPI_TABLE_SSDT); - (void)acpi_ns_load_table_by_type(ACPI_TABLE_PSDT); + (void)acpi_ns_load_table_by_type(ACPI_TABLE_ID_SSDT); + (void)acpi_ns_load_table_by_type(ACPI_TABLE_ID_PSDT); ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, "ACPI Namespace successfully loaded at root %p\n", @@ -314,7 +315,7 @@ static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle) acpi_handle dummy; u32 level; - ACPI_FUNCTION_TRACE("ns_delete_subtree"); + ACPI_FUNCTION_TRACE(ns_delete_subtree); parent_handle = start_handle; child_handle = NULL; @@ -325,6 +326,7 @@ static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle) * to where we started. */ while (level > 0) { + /* Attempt to get the next object in this scope */ status = acpi_get_next_object(ACPI_TYPE_ANY, parent_handle, @@ -335,6 +337,7 @@ static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle) /* Did we get a new object? */ if (ACPI_SUCCESS(status)) { + /* Check if this object has any children */ if (ACPI_SUCCESS @@ -392,7 +395,7 @@ acpi_status acpi_ns_unload_namespace(acpi_handle handle) { acpi_status status; - ACPI_FUNCTION_TRACE("ns_unload_name_space"); + ACPI_FUNCTION_TRACE(ns_unload_name_space); /* Parameter validation */ |