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ACPICA: Table Manager: Merge duplicate code (root table) 

Merge/remove duplicate code in the root table resize functions
One function is external, the other is internal.  Lv Zheng,

ACPICA BZ 846:
https://acpica.org/bugzilla/show_bug.cgi?id=846

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Lv Zheng 2012-09-13 09:29:06 -07:00 committed by Len Brown
parent ca4a03143f
commit 2bc198c152
2 changed files with 18 additions and 43 deletions
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20
drivers/acpi/acpica/tbinstal.c
View File

@ -350,6 +350,7 @@ struct acpi_table_header *acpi_tb_table_override(struct acpi_table_header
acpi_status acpi_tb_resize_root_table_list(void)
{
struct acpi_table_desc *tables;
u32 table_count;
ACPI_FUNCTION_TRACE(tb_resize_root_table_list);
@ -363,8 +364,13 @@ acpi_status acpi_tb_resize_root_table_list(void)
/* Increase the Table Array size */
tables = ACPI_ALLOCATE_ZEROED(((acpi_size) acpi_gbl_root_table_list.
max_table_count +
if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) {
table_count = acpi_gbl_root_table_list.max_table_count;
} else {
table_count = acpi_gbl_root_table_list.current_table_count;
}
tables = ACPI_ALLOCATE_ZEROED(((acpi_size) table_count +
ACPI_ROOT_TABLE_SIZE_INCREMENT) *
sizeof(struct acpi_table_desc));
if (!tables) {
@ -377,8 +383,8 @@ acpi_status acpi_tb_resize_root_table_list(void)
if (acpi_gbl_root_table_list.tables) {
ACPI_MEMCPY(tables, acpi_gbl_root_table_list.tables,
(acpi_size) acpi_gbl_root_table_list.
max_table_count * sizeof(struct acpi_table_desc));
(acpi_size) table_count *
sizeof(struct acpi_table_desc));
if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) {
ACPI_FREE(acpi_gbl_root_table_list.tables);
@ -386,9 +392,9 @@ acpi_status acpi_tb_resize_root_table_list(void)
}
acpi_gbl_root_table_list.tables = tables;
acpi_gbl_root_table_list.max_table_count +=
ACPI_ROOT_TABLE_SIZE_INCREMENT;
acpi_gbl_root_table_list.flags |= (u8)ACPI_ROOT_ORIGIN_ALLOCATED;
acpi_gbl_root_table_list.max_table_count =
table_count + ACPI_ROOT_TABLE_SIZE_INCREMENT;
acpi_gbl_root_table_list.flags |= ACPI_ROOT_ORIGIN_ALLOCATED;
return_ACPI_STATUS(AE_OK);
}

41
drivers/acpi/acpica/tbxface.c
View File

@ -159,14 +159,12 @@ acpi_initialize_tables(struct acpi_table_desc * initial_table_array,
* DESCRIPTION: Reallocate Root Table List into dynamic memory. Copies the
* root list from the previously provided scratch area. Should
* be called once dynamic memory allocation is available in the
* kernel
* kernel.
*
******************************************************************************/
acpi_status acpi_reallocate_root_table(void)
{
struct acpi_table_desc *tables;
acpi_size new_size;
acpi_size current_size;
acpi_status status;
ACPI_FUNCTION_TRACE(acpi_reallocate_root_table);
@ -178,39 +176,10 @@ acpi_status acpi_reallocate_root_table(void)
return_ACPI_STATUS(AE_SUPPORT);
}
/*
* Get the current size of the root table and add the default
* increment to create the new table size.
*/
current_size = (acpi_size)
acpi_gbl_root_table_list.current_table_count *
sizeof(struct acpi_table_desc);
acpi_gbl_root_table_list.flags |= ACPI_ROOT_ALLOW_RESIZE;
new_size = current_size +
(ACPI_ROOT_TABLE_SIZE_INCREMENT * sizeof(struct acpi_table_desc));
/* Create new array and copy the old array */
tables = ACPI_ALLOCATE_ZEROED(new_size);
if (!tables) {
return_ACPI_STATUS(AE_NO_MEMORY);
}
ACPI_MEMCPY(tables, acpi_gbl_root_table_list.tables, current_size);
/*
* Update the root table descriptor. The new size will be the current
* number of tables plus the increment, independent of the reserved
* size of the original table list.
*/
acpi_gbl_root_table_list.tables = tables;
acpi_gbl_root_table_list.max_table_count =
acpi_gbl_root_table_list.current_table_count +
ACPI_ROOT_TABLE_SIZE_INCREMENT;
acpi_gbl_root_table_list.flags =
ACPI_ROOT_ORIGIN_ALLOCATED | ACPI_ROOT_ALLOW_RESIZE;
return_ACPI_STATUS(AE_OK);
status = acpi_tb_resize_root_table_list();
return_ACPI_STATUS(status);
}
/*******************************************************************************