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path: root/drivers/acpi/acpica/hwgpe.c
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Diffstat (limited to 'drivers/acpi/acpica/hwgpe.c')
-rw-r--r--drivers/acpi/acpica/hwgpe.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/hwgpe.c b/drivers/acpi/acpica/hwgpe.c
index a0e71f34c77a..37bb67ef3232 100644
--- a/drivers/acpi/acpica/hwgpe.c
+++ b/drivers/acpi/acpica/hwgpe.c
@@ -46,8 +46,13 @@ acpi_status acpi_hw_gpe_read(u64 *value, struct acpi_gpe_address *reg)
u32 value32;
if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+#ifdef ACPI_GPE_USE_LOGICAL_ADDRESSES
+ *value = (u64)ACPI_GET8(reg->address);
+ return_ACPI_STATUS(AE_OK);
+#else
return acpi_os_read_memory((acpi_physical_address)reg->address,
value, ACPI_GPE_REGISTER_WIDTH);
+#endif
}
status = acpi_os_read_port((acpi_io_address)reg->address,
@@ -76,8 +81,13 @@ acpi_status acpi_hw_gpe_read(u64 *value, struct acpi_gpe_address *reg)
acpi_status acpi_hw_gpe_write(u64 value, struct acpi_gpe_address *reg)
{
if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+#ifdef ACPI_GPE_USE_LOGICAL_ADDRESSES
+ ACPI_SET8(reg->address, value);
+ return_ACPI_STATUS(AE_OK);
+#else
return acpi_os_write_memory((acpi_physical_address)reg->address,
value, ACPI_GPE_REGISTER_WIDTH);
+#endif
}
return acpi_os_write_port((acpi_io_address)reg->address, (u32)value,