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authorBob Moore <robert.moore@intel.com>2009-05-21 06:56:52 +0400
committerLen Brown <len.brown@intel.com>2009-05-27 08:35:51 +0400
commitf5407af3f271ed4cd6655cf30d419d77e0f8bfaa (patch)
tree29373e219227c025111e3e72adbfc8896362c193 /drivers/acpi/acpica/evregion.c
parent3c59f96081259358d9d5d677f4839c36391806b6 (diff)
downloadlinux-f5407af3f271ed4cd6655cf30d419d77e0f8bfaa.tar.xz
ACPICA: Simplify internal operation region interface
Changed address parameter to a simple offset. This removes the need for the caller to access the region object to obtain the physical address. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/evregion.c')
-rw-r--r--drivers/acpi/acpica/evregion.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index 538d63264555..98c7f9c62653 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -275,7 +275,7 @@ acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
*
* PARAMETERS: region_obj - Internal region object
* Function - Read or Write operation
- * Address - Where in the space to read or write
+ * region_offset - Where in the region to read or write
* bit_width - Field width in bits (8, 16, 32, or 64)
* Value - Pointer to in or out value, must be
* full 64-bit acpi_integer
@@ -290,7 +290,7 @@ acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
acpi_status
acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
u32 function,
- acpi_physical_address address,
+ u32 region_offset,
u32 bit_width, acpi_integer * value)
{
acpi_status status;
@@ -396,7 +396,8 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Handler %p (@%p) Address %8.8X%8.8X [%s]\n",
&region_obj->region.handler->address_space, handler,
- ACPI_FORMAT_NATIVE_UINT(address),
+ ACPI_FORMAT_NATIVE_UINT(region_obj->region.address +
+ region_offset),
acpi_ut_get_region_name(region_obj->region.
space_id)));
@@ -412,8 +413,9 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
/* Call the handler */
- status = handler(function, address, bit_width, value,
- handler_desc->address_space.context,
+ status = handler(function,
+ (region_obj->region.address + region_offset),
+ bit_width, value, handler_desc->address_space.context,
region_obj2->extra.region_context);
if (ACPI_FAILURE(status)) {