summaryrefslogtreecommitdiff
path: root/drivers/acpi/resources/rsutils.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/acpi/resources/rsutils.c')
-rw-r--r--drivers/acpi/resources/rsutils.c46
1 files changed, 27 insertions, 19 deletions
diff --git a/drivers/acpi/resources/rsutils.c b/drivers/acpi/resources/rsutils.c
index 25b5aedd6612..c5f7014929b4 100644
--- a/drivers/acpi/resources/rsutils.c
+++ b/drivers/acpi/resources/rsutils.c
@@ -205,6 +205,7 @@ acpi_rs_set_resource_length(acpi_rsdesc_size total_length,
/* Length is stored differently for large and small descriptors */
if (aml->small_header.descriptor_type & ACPI_RESOURCE_NAME_LARGE) {
+
/* Large descriptor -- bytes 1-2 contain the 16-bit length */
ACPI_MOVE_16_TO_16(&aml->large_header.resource_length,
@@ -328,6 +329,7 @@ acpi_rs_get_resource_source(acpi_rs_length resource_length,
* we add 1 to the minimum length.
*/
if (total_length > (acpi_rsdesc_size) (minimum_length + 1)) {
+
/* Get the resource_source_index */
resource_source->index = aml_resource_source[0];
@@ -351,16 +353,20 @@ acpi_rs_get_resource_source(acpi_rs_length resource_length,
* Zero the entire area of the buffer.
*/
total_length =
+ (u32)
ACPI_ROUND_UP_to_32_bITS(ACPI_STRLEN
- ((char *)&aml_resource_source[1]) +
- 1);
+ (ACPI_CAST_PTR
+ (char,
+ &aml_resource_source[1])) + 1);
+
ACPI_MEMSET(resource_source->string_ptr, 0, total_length);
/* Copy the resource_source string to the destination */
resource_source->string_length =
acpi_rs_strcpy(resource_source->string_ptr,
- (char *)&aml_resource_source[1]);
+ ACPI_CAST_PTR(char,
+ &aml_resource_source[1]));
return ((acpi_rs_length) total_length);
}
@@ -405,6 +411,7 @@ acpi_rs_set_resource_source(union aml_resource * aml,
/* Non-zero string length indicates presence of a resource_source */
if (resource_source->string_length) {
+
/* Point to the end of the AML descriptor */
aml_resource_source = ACPI_ADD_PTR(u8, aml, minimum_length);
@@ -415,7 +422,7 @@ acpi_rs_set_resource_source(union aml_resource * aml,
/* Copy the resource_source string */
- ACPI_STRCPY((char *)&aml_resource_source[1],
+ ACPI_STRCPY(ACPI_CAST_PTR(char, &aml_resource_source[1]),
resource_source->string_ptr);
/*
@@ -435,9 +442,9 @@ acpi_rs_set_resource_source(union aml_resource * aml,
*
* FUNCTION: acpi_rs_get_prt_method_data
*
- * PARAMETERS: Handle - a handle to the containing object
- * ret_buffer - a pointer to a buffer structure for the
- * results
+ * PARAMETERS: Handle - Handle to the containing object
+ * ret_buffer - Pointer to a buffer structure for the
+ * results
*
* RETURN: Status
*
@@ -483,9 +490,9 @@ acpi_rs_get_prt_method_data(acpi_handle handle, struct acpi_buffer * ret_buffer)
*
* FUNCTION: acpi_rs_get_crs_method_data
*
- * PARAMETERS: Handle - a handle to the containing object
- * ret_buffer - a pointer to a buffer structure for the
- * results
+ * PARAMETERS: Handle - Handle to the containing object
+ * ret_buffer - Pointer to a buffer structure for the
+ * results
*
* RETURN: Status
*
@@ -532,9 +539,9 @@ acpi_rs_get_crs_method_data(acpi_handle handle, struct acpi_buffer *ret_buffer)
*
* FUNCTION: acpi_rs_get_prs_method_data
*
- * PARAMETERS: Handle - a handle to the containing object
- * ret_buffer - a pointer to a buffer structure for the
- * results
+ * PARAMETERS: Handle - Handle to the containing object
+ * ret_buffer - Pointer to a buffer structure for the
+ * results
*
* RETURN: Status
*
@@ -583,10 +590,10 @@ acpi_rs_get_prs_method_data(acpi_handle handle, struct acpi_buffer *ret_buffer)
*
* FUNCTION: acpi_rs_get_method_data
*
- * PARAMETERS: Handle - a handle to the containing object
+ * PARAMETERS: Handle - Handle to the containing object
* Path - Path to method, relative to Handle
- * ret_buffer - a pointer to a buffer structure for the
- * results
+ * ret_buffer - Pointer to a buffer structure for the
+ * results
*
* RETURN: Status
*
@@ -634,9 +641,9 @@ acpi_rs_get_method_data(acpi_handle handle,
*
* FUNCTION: acpi_rs_set_srs_method_data
*
- * PARAMETERS: Handle - a handle to the containing object
- * in_buffer - a pointer to a buffer structure of the
- * parameter
+ * PARAMETERS: Handle - Handle to the containing object
+ * in_buffer - Pointer to a buffer structure of the
+ * parameter
*
* RETURN: Status
*
@@ -696,6 +703,7 @@ acpi_rs_set_srs_method_data(acpi_handle handle, struct acpi_buffer *in_buffer)
status = acpi_ns_evaluate_relative(METHOD_NAME__SRS, &info);
if (ACPI_SUCCESS(status)) {
+
/* Delete any return object (especially if implicit_return is enabled) */
if (info.return_object) {