diff options
Diffstat (limited to 'drivers/acpi/resources/rscreate.c')
-rw-r--r-- | drivers/acpi/resources/rscreate.c | 59 |
1 files changed, 26 insertions, 33 deletions
diff --git a/drivers/acpi/resources/rscreate.c b/drivers/acpi/resources/rscreate.c index 0911526b7ad8..6c7c6c560635 100644 --- a/drivers/acpi/resources/rscreate.c +++ b/drivers/acpi/resources/rscreate.c | |||
@@ -53,10 +53,10 @@ ACPI_MODULE_NAME("rscreate") | |||
53 | * | 53 | * |
54 | * FUNCTION: acpi_rs_create_resource_list | 54 | * FUNCTION: acpi_rs_create_resource_list |
55 | * | 55 | * |
56 | * PARAMETERS: byte_stream_buffer - Pointer to the resource byte stream | 56 | * PARAMETERS: aml_buffer - Pointer to the resource byte stream |
57 | * output_buffer - Pointer to the user's buffer | 57 | * output_buffer - Pointer to the user's buffer |
58 | * | 58 | * |
59 | * RETURN: Status - AE_OK if okay, else a valid acpi_status code | 59 | * RETURN: Status: AE_OK if okay, else a valid acpi_status code |
60 | * If output_buffer is not large enough, output_buffer_length | 60 | * If output_buffer is not large enough, output_buffer_length |
61 | * indicates how large output_buffer should be, else it | 61 | * indicates how large output_buffer should be, else it |
62 | * indicates how may u8 elements of output_buffer are valid. | 62 | * indicates how may u8 elements of output_buffer are valid. |
@@ -67,33 +67,30 @@ ACPI_MODULE_NAME("rscreate") | |||
67 | * | 67 | * |
68 | ******************************************************************************/ | 68 | ******************************************************************************/ |
69 | acpi_status | 69 | acpi_status |
70 | acpi_rs_create_resource_list(union acpi_operand_object *byte_stream_buffer, | 70 | acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer, |
71 | struct acpi_buffer *output_buffer) | 71 | struct acpi_buffer *output_buffer) |
72 | { | 72 | { |
73 | 73 | ||
74 | acpi_status status; | 74 | acpi_status status; |
75 | u8 *byte_stream_start; | 75 | u8 *aml_start; |
76 | acpi_size list_size_needed = 0; | 76 | acpi_size list_size_needed = 0; |
77 | u32 byte_stream_buffer_length; | 77 | u32 aml_buffer_length; |
78 | 78 | ||
79 | ACPI_FUNCTION_TRACE("rs_create_resource_list"); | 79 | ACPI_FUNCTION_TRACE("rs_create_resource_list"); |
80 | 80 | ||
81 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "byte_stream_buffer = %p\n", | 81 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "aml_buffer = %p\n", aml_buffer)); |
82 | byte_stream_buffer)); | ||
83 | 82 | ||
84 | /* Params already validated, so we don't re-validate here */ | 83 | /* Params already validated, so we don't re-validate here */ |
85 | 84 | ||
86 | byte_stream_buffer_length = byte_stream_buffer->buffer.length; | 85 | aml_buffer_length = aml_buffer->buffer.length; |
87 | byte_stream_start = byte_stream_buffer->buffer.pointer; | 86 | aml_start = aml_buffer->buffer.pointer; |
88 | 87 | ||
89 | /* | 88 | /* |
90 | * Pass the byte_stream_buffer into a module that can calculate | 89 | * Pass the aml_buffer into a module that can calculate |
91 | * the buffer size needed for the linked list | 90 | * the buffer size needed for the linked list |
92 | */ | 91 | */ |
93 | status = | 92 | status = acpi_rs_get_list_length(aml_start, aml_buffer_length, |
94 | acpi_rs_get_list_length(byte_stream_start, | 93 | &list_size_needed); |
95 | byte_stream_buffer_length, | ||
96 | &list_size_needed); | ||
97 | 94 | ||
98 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Status=%X list_size_needed=%X\n", | 95 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Status=%X list_size_needed=%X\n", |
99 | status, (u32) list_size_needed)); | 96 | status, (u32) list_size_needed)); |
@@ -110,10 +107,8 @@ acpi_rs_create_resource_list(union acpi_operand_object *byte_stream_buffer, | |||
110 | 107 | ||
111 | /* Do the conversion */ | 108 | /* Do the conversion */ |
112 | 109 | ||
113 | status = | 110 | status = acpi_rs_convert_aml_to_resources(aml_start, aml_buffer_length, |
114 | acpi_rs_byte_stream_to_list(byte_stream_start, | 111 | output_buffer->pointer); |
115 | byte_stream_buffer_length, | ||
116 | output_buffer->pointer); | ||
117 | if (ACPI_FAILURE(status)) { | 112 | if (ACPI_FAILURE(status)) { |
118 | return_ACPI_STATUS(status); | 113 | return_ACPI_STATUS(status); |
119 | } | 114 | } |
@@ -360,7 +355,7 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object, | |||
360 | 355 | ||
361 | /******************************************************************************* | 356 | /******************************************************************************* |
362 | * | 357 | * |
363 | * FUNCTION: acpi_rs_create_byte_stream | 358 | * FUNCTION: acpi_rs_create_aml_resources |
364 | * | 359 | * |
365 | * PARAMETERS: linked_list_buffer - Pointer to the resource linked list | 360 | * PARAMETERS: linked_list_buffer - Pointer to the resource linked list |
366 | * output_buffer - Pointer to the user's buffer | 361 | * output_buffer - Pointer to the user's buffer |
@@ -377,13 +372,13 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object, | |||
377 | ******************************************************************************/ | 372 | ******************************************************************************/ |
378 | 373 | ||
379 | acpi_status | 374 | acpi_status |
380 | acpi_rs_create_byte_stream(struct acpi_resource *linked_list_buffer, | 375 | acpi_rs_create_aml_resources(struct acpi_resource *linked_list_buffer, |
381 | struct acpi_buffer *output_buffer) | 376 | struct acpi_buffer *output_buffer) |
382 | { | 377 | { |
383 | acpi_status status; | 378 | acpi_status status; |
384 | acpi_size byte_stream_size_needed = 0; | 379 | acpi_size aml_size_needed = 0; |
385 | 380 | ||
386 | ACPI_FUNCTION_TRACE("rs_create_byte_stream"); | 381 | ACPI_FUNCTION_TRACE("rs_create_aml_resources"); |
387 | 382 | ||
388 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "linked_list_buffer = %p\n", | 383 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "linked_list_buffer = %p\n", |
389 | linked_list_buffer)); | 384 | linked_list_buffer)); |
@@ -394,11 +389,10 @@ acpi_rs_create_byte_stream(struct acpi_resource *linked_list_buffer, | |||
394 | * Pass the linked_list_buffer into a module that calculates | 389 | * Pass the linked_list_buffer into a module that calculates |
395 | * the buffer size needed for the byte stream. | 390 | * the buffer size needed for the byte stream. |
396 | */ | 391 | */ |
397 | status = acpi_rs_get_byte_stream_length(linked_list_buffer, | 392 | status = acpi_rs_get_aml_length(linked_list_buffer, &aml_size_needed); |
398 | &byte_stream_size_needed); | ||
399 | 393 | ||
400 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "byte_stream_size_needed=%X, %s\n", | 394 | ACPI_DEBUG_PRINT((ACPI_DB_INFO, "aml_size_needed=%X, %s\n", |
401 | (u32) byte_stream_size_needed, | 395 | (u32) aml_size_needed, |
402 | acpi_format_exception(status))); | 396 | acpi_format_exception(status))); |
403 | if (ACPI_FAILURE(status)) { | 397 | if (ACPI_FAILURE(status)) { |
404 | return_ACPI_STATUS(status); | 398 | return_ACPI_STATUS(status); |
@@ -406,8 +400,7 @@ acpi_rs_create_byte_stream(struct acpi_resource *linked_list_buffer, | |||
406 | 400 | ||
407 | /* Validate/Allocate/Clear caller buffer */ | 401 | /* Validate/Allocate/Clear caller buffer */ |
408 | 402 | ||
409 | status = | 403 | status = acpi_ut_initialize_buffer(output_buffer, aml_size_needed); |
410 | acpi_ut_initialize_buffer(output_buffer, byte_stream_size_needed); | ||
411 | if (ACPI_FAILURE(status)) { | 404 | if (ACPI_FAILURE(status)) { |
412 | return_ACPI_STATUS(status); | 405 | return_ACPI_STATUS(status); |
413 | } | 406 | } |
@@ -415,9 +408,9 @@ acpi_rs_create_byte_stream(struct acpi_resource *linked_list_buffer, | |||
415 | /* Do the conversion */ | 408 | /* Do the conversion */ |
416 | 409 | ||
417 | status = | 410 | status = |
418 | acpi_rs_list_to_byte_stream(linked_list_buffer, | 411 | acpi_rs_convert_resources_to_aml(linked_list_buffer, |
419 | byte_stream_size_needed, | 412 | aml_size_needed, |
420 | output_buffer->pointer); | 413 | output_buffer->pointer); |
421 | if (ACPI_FAILURE(status)) { | 414 | if (ACPI_FAILURE(status)) { |
422 | return_ACPI_STATUS(status); | 415 | return_ACPI_STATUS(status); |
423 | } | 416 | } |