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path: root/drivers/acpi/tables/tbget.c
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Diffstat (limited to 'drivers/acpi/tables/tbget.c')
-rw-r--r--drivers/acpi/tables/tbget.c63
1 files changed, 39 insertions, 24 deletions
diff --git a/drivers/acpi/tables/tbget.c b/drivers/acpi/tables/tbget.c
index 896f3ddda62e..4ab2aadc6133 100644
--- a/drivers/acpi/tables/tbget.c
+++ b/drivers/acpi/tables/tbget.c
@@ -49,6 +49,19 @@
#define _COMPONENT ACPI_TABLES
ACPI_MODULE_NAME ("tbget")
+/* Local prototypes */
+
+static acpi_status
+acpi_tb_get_this_table (
+ struct acpi_pointer *address,
+ struct acpi_table_header *header,
+ struct acpi_table_desc *table_info);
+
+static acpi_status
+acpi_tb_table_override (
+ struct acpi_table_header *header,
+ struct acpi_table_desc *table_info);
+
/*******************************************************************************
*
@@ -76,9 +89,8 @@ acpi_tb_get_table (
ACPI_FUNCTION_TRACE ("tb_get_table");
- /*
- * Get the header in order to get signature and table size
- */
+ /* Get the header in order to get signature and table size */
+
status = acpi_tb_get_table_header (address, &header);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
@@ -127,8 +139,8 @@ acpi_tb_get_table_header (
/*
- * Flags contains the current processor mode (Virtual or Physical addressing)
- * The pointer_type is either Logical or Physical
+ * Flags contains the current processor mode (Virtual or Physical
+ * addressing) The pointer_type is either Logical or Physical
*/
switch (address->pointer_type) {
case ACPI_PHYSMODE_PHYSPTR:
@@ -136,7 +148,8 @@ acpi_tb_get_table_header (
/* Pointer matches processor mode, copy the header */
- ACPI_MEMCPY (return_header, address->pointer.logical, sizeof (struct acpi_table_header));
+ ACPI_MEMCPY (return_header, address->pointer.logical,
+ sizeof (struct acpi_table_header));
break;
@@ -144,10 +157,11 @@ acpi_tb_get_table_header (
/* Create a logical address for the physical pointer*/
- status = acpi_os_map_memory (address->pointer.physical, sizeof (struct acpi_table_header),
- (void *) &header);
+ status = acpi_os_map_memory (address->pointer.physical,
+ sizeof (struct acpi_table_header), (void *) &header);
if (ACPI_FAILURE (status)) {
- ACPI_REPORT_ERROR (("Could not map memory at %8.8X%8.8X for length %X\n",
+ ACPI_REPORT_ERROR ((
+ "Could not map memory at %8.8X%8.8X for length %X\n",
ACPI_FORMAT_UINT64 (address->pointer.physical),
sizeof (struct acpi_table_header)));
return_ACPI_STATUS (status);
@@ -210,9 +224,8 @@ acpi_tb_get_table_body (
return_ACPI_STATUS (AE_BAD_PARAMETER);
}
- /*
- * Attempt table override.
- */
+ /* Attempt table override. */
+
status = acpi_tb_table_override (header, table_info);
if (ACPI_SUCCESS (status)) {
/* Table was overridden by the host OS */
@@ -241,7 +254,7 @@ acpi_tb_get_table_body (
*
******************************************************************************/
-acpi_status
+static acpi_status
acpi_tb_table_override (
struct acpi_table_header *header,
struct acpi_table_desc *table_info)
@@ -315,7 +328,7 @@ acpi_tb_table_override (
*
******************************************************************************/
-acpi_status
+static acpi_status
acpi_tb_get_this_table (
struct acpi_pointer *address,
struct acpi_table_header *header,
@@ -330,8 +343,8 @@ acpi_tb_get_this_table (
/*
- * Flags contains the current processor mode (Virtual or Physical addressing)
- * The pointer_type is either Logical or Physical
+ * Flags contains the current processor mode (Virtual or Physical
+ * addressing) The pointer_type is either Logical or Physical
*/
switch (address->pointer_type) {
case ACPI_PHYSMODE_PHYSPTR:
@@ -341,7 +354,8 @@ acpi_tb_get_this_table (
full_table = ACPI_MEM_ALLOCATE (header->length);
if (!full_table) {
- ACPI_REPORT_ERROR (("Could not allocate table memory for [%4.4s] length %X\n",
+ ACPI_REPORT_ERROR ((
+ "Could not allocate table memory for [%4.4s] length %X\n",
header->signature, header->length));
return_ACPI_STATUS (AE_NO_MEMORY);
}
@@ -362,12 +376,14 @@ acpi_tb_get_this_table (
* Just map the table's physical memory
* into our address space.
*/
- status = acpi_os_map_memory (address->pointer.physical, (acpi_size) header->length,
- (void *) &full_table);
+ status = acpi_os_map_memory (address->pointer.physical,
+ (acpi_size) header->length, (void *) &full_table);
if (ACPI_FAILURE (status)) {
- ACPI_REPORT_ERROR (("Could not map memory for table [%4.4s] at %8.8X%8.8X for length %X\n",
+ ACPI_REPORT_ERROR ((
+ "Could not map memory for table [%4.4s] at %8.8X%8.8X for length %X\n",
header->signature,
- ACPI_FORMAT_UINT64 (address->pointer.physical), header->length));
+ ACPI_FORMAT_UINT64 (address->pointer.physical),
+ header->length));
return (status);
}
@@ -465,9 +481,8 @@ acpi_tb_get_table_ptr (
return_ACPI_STATUS (AE_OK);
}
- /*
- * Check for instance out of range
- */
+ /* Check for instance out of range */
+
if (instance > acpi_gbl_table_lists[table_type].count) {
return_ACPI_STATUS (AE_NOT_EXIST);
}