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-rw-r--r--drivers/platform/chrome/cros_ec_proto.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/platform/chrome/cros_ec_proto.c b/drivers/platform/chrome/cros_ec_proto.c
index 97a068dff192..52ca564a64e7 100644
--- a/drivers/platform/chrome/cros_ec_proto.c
+++ b/drivers/platform/chrome/cros_ec_proto.c
@@ -414,6 +414,12 @@ int cros_ec_query_all(struct cros_ec_device *ec_dev)
else
ec_dev->mkbp_event_supported = 1;
+ /* Probe if host sleep v1 is supported for S0ix failure detection. */
+ ret = cros_ec_get_host_command_version_mask(ec_dev,
+ EC_CMD_HOST_SLEEP_EVENT,
+ &ver_mask);
+ ec_dev->host_sleep_v1 = (ret >= 0 && (ver_mask & EC_VER_MASK(1)));
+
/*
* Get host event wake mask, assume all events are wake events
* if unavailable.