Pull video into release branch
[powerpc.git] / drivers / acpi / resources / rscreate.c
index 7f46ca0..008058a 100644 (file)
@@ -75,10 +75,11 @@ acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer,
        u8 *aml_start;
        acpi_size list_size_needed = 0;
        u32 aml_buffer_length;
+       void *resource;
 
-       ACPI_FUNCTION_TRACE("rs_create_resource_list");
+       ACPI_FUNCTION_TRACE(rs_create_resource_list);
 
-       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "aml_buffer = %p\n", aml_buffer));
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "AmlBuffer = %p\n", aml_buffer));
 
        /* Params already validated, so we don't re-validate here */
 
@@ -92,7 +93,7 @@ acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer,
        status = acpi_rs_get_list_length(aml_start, aml_buffer_length,
                                         &list_size_needed);
 
-       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Status=%X list_size_needed=%X\n",
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Status=%X ListSizeNeeded=%X\n",
                          status, (u32) list_size_needed));
        if (ACPI_FAILURE(status)) {
                return_ACPI_STATUS(status);
@@ -107,13 +108,15 @@ acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer,
 
        /* Do the conversion */
 
-       status = acpi_rs_convert_aml_to_resources(aml_start, aml_buffer_length,
-                                                 output_buffer->pointer);
+       resource = output_buffer->pointer;
+       status = acpi_ut_walk_aml_resources(aml_start, aml_buffer_length,
+                                           acpi_rs_convert_aml_to_resources,
+                                           &resource);
        if (ACPI_FAILURE(status)) {
                return_ACPI_STATUS(status);
        }
 
-       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "output_buffer %p Length %X\n",
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "OutputBuffer %p Length %X\n",
                          output_buffer->pointer, (u32) output_buffer->length));
        return_ACPI_STATUS(AE_OK);
 }
@@ -155,7 +158,7 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
        acpi_status status;
        struct acpi_buffer path_buffer;
 
-       ACPI_FUNCTION_TRACE("rs_create_pci_routing_table");
+       ACPI_FUNCTION_TRACE(rs_create_pci_routing_table);
 
        /* Params already validated, so we don't re-validate here */
 
@@ -167,7 +170,7 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                return_ACPI_STATUS(status);
        }
 
-       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "buffer_size_needed = %X\n",
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "BufferSizeNeeded = %X\n",
                          (u32) buffer_size_needed));
 
        /* Validate/Allocate/Clear caller buffer */
@@ -207,14 +210,20 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                /* Each element of the top-level package must also be a package */
 
                if (ACPI_GET_OBJECT_TYPE(*top_object_list) != ACPI_TYPE_PACKAGE) {
-                       ACPI_REPORT_ERROR(("(PRT[%X]) Need sub-package, found %s\n", index, acpi_ut_get_object_type_name(*top_object_list)));
+                       ACPI_ERROR((AE_INFO,
+                                   "(PRT[%X]) Need sub-package, found %s",
+                                   index,
+                                   acpi_ut_get_object_type_name
+                                   (*top_object_list)));
                        return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
                }
 
                /* Each sub-package must be of length 4 */
 
                if ((*top_object_list)->package.count != 4) {
-                       ACPI_REPORT_ERROR(("(PRT[%X]) Need package of length 4, found length %d\n", index, (*top_object_list)->package.count));
+                       ACPI_ERROR((AE_INFO,
+                                   "(PRT[%X]) Need package of length 4, found length %d",
+                                   index, (*top_object_list)->package.count));
                        return_ACPI_STATUS(AE_AML_PACKAGE_LIMIT);
                }
 
@@ -231,7 +240,10 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
                        user_prt->address = obj_desc->integer.value;
                } else {
-                       ACPI_REPORT_ERROR(("(PRT[%X].Address) Need Integer, found %s\n", index, acpi_ut_get_object_type_name(obj_desc)));
+                       ACPI_ERROR((AE_INFO,
+                                   "(PRT[%X].Address) Need Integer, found %s",
+                                   index,
+                                   acpi_ut_get_object_type_name(obj_desc)));
                        return_ACPI_STATUS(AE_BAD_DATA);
                }
 
@@ -241,71 +253,89 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
                        user_prt->pin = (u32) obj_desc->integer.value;
                } else {
-                       ACPI_REPORT_ERROR(("(PRT[%X].Pin) Need Integer, found %s\n", index, acpi_ut_get_object_type_name(obj_desc)));
+                       ACPI_ERROR((AE_INFO,
+                                   "(PRT[%X].Pin) Need Integer, found %s",
+                                   index,
+                                   acpi_ut_get_object_type_name(obj_desc)));
                        return_ACPI_STATUS(AE_BAD_DATA);
                }
 
-               /* 3) Third subobject: Dereference the PRT.source_name */
-
+               /*
+                * 3) Third subobject: Dereference the PRT.source_name
+                * The name may be unresolved (slack mode), so allow a null object
+                */
                obj_desc = sub_object_list[2];
-               switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
-               case ACPI_TYPE_LOCAL_REFERENCE:
-
-                       if (obj_desc->reference.opcode != AML_INT_NAMEPATH_OP) {
-                               ACPI_REPORT_ERROR(("(PRT[%X].Source) Need name, found reference op %X\n", index, obj_desc->reference.opcode));
+               if (obj_desc) {
+                       switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
+                       case ACPI_TYPE_LOCAL_REFERENCE:
+
+                               if (obj_desc->reference.opcode !=
+                                   AML_INT_NAMEPATH_OP) {
+                                       ACPI_ERROR((AE_INFO,
+                                                   "(PRT[%X].Source) Need name, found reference op %X",
+                                                   index,
+                                                   obj_desc->reference.
+                                                   opcode));
+                                       return_ACPI_STATUS(AE_BAD_DATA);
+                               }
+
+                               node = obj_desc->reference.node;
+
+                               /* Use *remaining* length of the buffer as max for pathname */
+
+                               path_buffer.length = output_buffer->length -
+                                   (u32) ((u8 *) user_prt->source -
+                                          (u8 *) output_buffer->pointer);
+                               path_buffer.pointer = user_prt->source;
+
+                               status =
+                                   acpi_ns_handle_to_pathname((acpi_handle)
+                                                              node,
+                                                              &path_buffer);
+
+                               /* +1 to include null terminator */
+
+                               user_prt->length +=
+                                   (u32) ACPI_STRLEN(user_prt->source) + 1;
+                               break;
+
+                       case ACPI_TYPE_STRING:
+
+                               ACPI_STRCPY(user_prt->source,
+                                           obj_desc->string.pointer);
+
+                               /*
+                                * Add to the Length field the length of the string
+                                * (add 1 for terminator)
+                                */
+                               user_prt->length += obj_desc->string.length + 1;
+                               break;
+
+                       case ACPI_TYPE_INTEGER:
+                               /*
+                                * If this is a number, then the Source Name is NULL, since the
+                                * entire buffer was zeroed out, we can leave this alone.
+                                *
+                                * Add to the Length field the length of the u32 NULL
+                                */
+                               user_prt->length += sizeof(u32);
+                               break;
+
+                       default:
+
+                               ACPI_ERROR((AE_INFO,
+                                           "(PRT[%X].Source) Need Ref/String/Integer, found %s",
+                                           index,
+                                           acpi_ut_get_object_type_name
+                                           (obj_desc)));
                                return_ACPI_STATUS(AE_BAD_DATA);
                        }
-
-                       node = obj_desc->reference.node;
-
-                       /* Use *remaining* length of the buffer as max for pathname */
-
-                       path_buffer.length = output_buffer->length -
-                           (u32) ((u8 *) user_prt->source -
-                                  (u8 *) output_buffer->pointer);
-                       path_buffer.pointer = user_prt->source;
-
-                       status =
-                           acpi_ns_handle_to_pathname((acpi_handle) node,
-                                                      &path_buffer);
-
-                       /* +1 to include null terminator */
-
-                       user_prt->length +=
-                           (u32) ACPI_STRLEN(user_prt->source) + 1;
-                       break;
-
-               case ACPI_TYPE_STRING:
-
-                       ACPI_STRCPY(user_prt->source, obj_desc->string.pointer);
-
-                       /*
-                        * Add to the Length field the length of the string
-                        * (add 1 for terminator)
-                        */
-                       user_prt->length += obj_desc->string.length + 1;
-                       break;
-
-               case ACPI_TYPE_INTEGER:
-                       /*
-                        * If this is a number, then the Source Name is NULL, since the
-                        * entire buffer was zeroed out, we can leave this alone.
-                        *
-                        * Add to the Length field the length of the u32 NULL
-                        */
-                       user_prt->length += sizeof(u32);
-                       break;
-
-               default:
-
-                       ACPI_REPORT_ERROR(("(PRT[%X].Source) Need Ref/String/Integer, found %s\n", index, acpi_ut_get_object_type_name(obj_desc)));
-                       return_ACPI_STATUS(AE_BAD_DATA);
                }
 
                /* Now align the current length */
 
                user_prt->length =
-                   (u32) ACPI_ROUND_UP_to_64_bITS(user_prt->length);
+                   (u32) ACPI_ROUND_UP_TO_64BIT(user_prt->length);
 
                /* 4) Fourth subobject: Dereference the PRT.source_index */
 
@@ -313,7 +343,10 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
                        user_prt->source_index = (u32) obj_desc->integer.value;
                } else {
-                       ACPI_REPORT_ERROR(("(PRT[%X].source_index) Need Integer, found %s\n", index, acpi_ut_get_object_type_name(obj_desc)));
+                       ACPI_ERROR((AE_INFO,
+                                   "(PRT[%X].SourceIndex) Need Integer, found %s",
+                                   index,
+                                   acpi_ut_get_object_type_name(obj_desc)));
                        return_ACPI_STATUS(AE_BAD_DATA);
                }
 
@@ -322,7 +355,7 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                top_object_list++;
        }
 
-       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "output_buffer %p Length %X\n",
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "OutputBuffer %p Length %X\n",
                          output_buffer->pointer, (u32) output_buffer->length));
        return_ACPI_STATUS(AE_OK);
 }
@@ -352,9 +385,9 @@ acpi_rs_create_aml_resources(struct acpi_resource *linked_list_buffer,
        acpi_status status;
        acpi_size aml_size_needed = 0;
 
-       ACPI_FUNCTION_TRACE("rs_create_aml_resources");
+       ACPI_FUNCTION_TRACE(rs_create_aml_resources);
 
-       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "linked_list_buffer = %p\n",
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "LinkedListBuffer = %p\n",
                          linked_list_buffer));
 
        /*
@@ -365,7 +398,7 @@ acpi_rs_create_aml_resources(struct acpi_resource *linked_list_buffer,
         */
        status = acpi_rs_get_aml_length(linked_list_buffer, &aml_size_needed);
 
-       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "aml_size_needed=%X, %s\n",
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "AmlSizeNeeded=%X, %s\n",
                          (u32) aml_size_needed,
                          acpi_format_exception(status)));
        if (ACPI_FAILURE(status)) {
@@ -389,7 +422,7 @@ acpi_rs_create_aml_resources(struct acpi_resource *linked_list_buffer,
                return_ACPI_STATUS(status);
        }
 
-       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "output_buffer %p Length %X\n",
+       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "OutputBuffer %p Length %X\n",
                          output_buffer->pointer, (u32) output_buffer->length));
        return_ACPI_STATUS(AE_OK);
 }