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Diffstat (limited to 'drivers/firmware/arm_scmi/protocols.h')
-rw-r--r--drivers/firmware/arm_scmi/protocols.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/protocols.h b/drivers/firmware/arm_scmi/protocols.h
index 26a3edd49fea..693019fff0f6 100644
--- a/drivers/firmware/arm_scmi/protocols.h
+++ b/drivers/firmware/arm_scmi/protocols.h
@@ -33,6 +33,7 @@ enum scmi_common_cmd {
PROTOCOL_VERSION = 0x0,
PROTOCOL_ATTRIBUTES = 0x1,
PROTOCOL_MESSAGE_ATTRIBUTES = 0x2,
+ NEGOTIATE_PROTOCOL_VERSION = 0x10,
};
/**