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-rw-r--r--src/soc/intel/common/block/acpi/acpi/pep.asl10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/soc/intel/common/block/acpi/acpi/pep.asl b/src/soc/intel/common/block/acpi/acpi/pep.asl
index 9e39a8fedd..ef6707647f 100644
--- a/src/soc/intel/common/block/acpi/acpi/pep.asl
+++ b/src/soc/intel/common/block/acpi/acpi/pep.asl
@@ -26,7 +26,12 @@ Device(PEPD)
* Enum functions
*/
If(Arg2 == PEPD_DSM_LPI_ENUM_FUNCTIONS) {
- Return(Buffer(One) {0x60})
+ /*
+ * Supported functions bitmask
+ * bit 0: other functions than 0 are supported
+ * bits 1-6: function x supported
+ */
+ Return(Buffer(1) {0x63})
}
/*
* Function 1 - Get Device Constraints
@@ -56,16 +61,19 @@ Device(PEPD)
* Function 2 - Get Crash Dump Device
*/
If(Arg2 == PEPD_DSM_LPI_GET_CRASH_DUMP_DEV) {
+ /* not yet used and not advertised by function 0 */
}
/*
* Function 3 - Display Off Notification
*/
If(Arg2 == PEPD_DSM_LPI_DISPLAY_OFF_NOTIFY) {
+ /* not yet used and not advertised by function 0 */
}
/*
* Function 4 - Display On Notification
*/
If(Arg2 == PEPD_DSM_LPI_DISPLAY_ON_NOTIFY) {
+ /* not yet used and not advertised by function 0 */
}
/*
* Function 5 - Low Power S0 Entry Notification