1 files changed, 96 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
index 33907feefebb..04df407092b1 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
@@ -770,6 +770,10 @@ enum dmub_out_cmd_type {
 	 * Command type used for SET_CONFIG Reply notification
 	 */
 	DMUB_OUT_CMD__SET_CONFIG_REPLY = 3,
+	/**
+	 * Command type used for USB4 DPIA notification
+	 */
+	DMUB_OUT_CMD__DPIA_NOTIFICATION = 5,
 };
 
 /* DMUB_CMD__DPIA command sub-types. */
@@ -779,6 +783,11 @@ enum dmub_cmd_dpia_type {
 	DMUB_CMD__DPIA_MST_ALLOC_SLOTS = 2,
 };
 
+/* DMUB_OUT_CMD__DPIA_NOTIFICATION command types. */
+enum dmub_cmd_dpia_notification_type {
+	DPIA_NOTIFY__BW_ALLOCATION = 0,
+};
+
 #pragma pack(push, 1)
 
 /**
@@ -1558,6 +1567,79 @@ struct dmub_rb_cmd_dp_set_config_reply {
 };
 
 /**
+ * Definition of a DPIA notification header
+ */
+struct dpia_notification_header {
+	uint8_t instance; /**< DPIA Instance */
+	uint8_t reserved[3];
+	enum dmub_cmd_dpia_notification_type type; /**< DPIA notification type */
+};
+
+/**
+ * Definition of the common data struct of DPIA notification
+ */
+struct dpia_notification_common {
+	uint8_t cmd_buffer[DMUB_RB_CMD_SIZE - sizeof(struct dmub_cmd_header)
+								- sizeof(struct dpia_notification_header)];
+};
+
+/**
+ * Definition of a DPIA notification data
+ */
+struct dpia_bw_allocation_notify_data {
+	union {
+		struct {
+			uint16_t cm_bw_alloc_support: 1; /**< USB4 CM BW Allocation mode support */
+			uint16_t bw_request_failed: 1; /**< BW_Request_Failed */
+			uint16_t bw_request_succeeded: 1; /**< BW_Request_Succeeded */
+			uint16_t est_bw_changed: 1; /**< Estimated_BW changed */
+			uint16_t bw_alloc_cap_changed: 1; /**< BW_Allocation_Capabiity_Changed */
+			uint16_t reserved: 11; /**< Reserved */
+		} bits;
+
+		uint16_t flags;
+	};
+
+	uint8_t cm_id; /**< CM ID */
+	uint8_t group_id; /**< Group ID */
+	uint8_t granularity; /**< BW Allocation Granularity */
+	uint8_t estimated_bw; /**< Estimated_BW */
+	uint8_t allocated_bw; /**< Allocated_BW */
+	uint8_t reserved;
+};
+
+/**
+ * union dpia_notify_data_type - DPIA Notification in Outbox command
+ */
+union dpia_notification_data {
+	/**
+	 * DPIA Notification for common data struct
+	 */
+	struct dpia_notification_common common_data;
+
+	/**
+	 * DPIA Notification for DP BW Allocation support
+	 */
+	struct dpia_bw_allocation_notify_data dpia_bw_alloc;
+};
+
+/**
+ * Definition of a DPIA notification payload
+ */
+struct dpia_notification_payload {
+	struct dpia_notification_header header;
+	union dpia_notification_data data; /**< DPIA notification payload data */
+};
+
+/**
+ * Definition of a DMUB_OUT_CMD__DPIA_NOTIFICATION command.
+ */
+struct dmub_rb_cmd_dpia_notification {
+	struct dmub_cmd_header header; /**< DPIA notification header */
+	struct dpia_notification_payload payload; /**< DPIA notification payload */
+};
+
+/**
  * Data passed from driver to FW in a DMUB_CMD__QUERY_HPD_STATE command.
  */
 struct dmub_cmd_hpd_state_query_data {
@@ -1886,6 +1968,14 @@ struct dmub_cmd_psr_copy_settings_data {
 	 * Explicit padding to 2 byte boundary.
 	 */
 	uint8_t pad3;
+	/**
+	 * DSC Slice height.
+	 */
+	uint16_t dsc_slice_height;
+	/**
+	 * Explicit padding to 4 byte boundary.
+	 */
+	uint16_t pad;
 };
 
 /**
@@ -3029,7 +3119,8 @@ struct dmub_rb_cmd_panel_cntl {
  */
 struct dmub_cmd_lvtma_control_data {
 	uint8_t uc_pwr_action; /**< LVTMA_ACTION */
-	uint8_t reserved_0[3]; /**< For future use */
+	uint8_t bypass_panel_control_wait;
+	uint8_t reserved_0[2]; /**< For future use */
 	uint8_t panel_inst; /**< LVTMA control instance */
 	uint8_t reserved_1[3]; /**< For future use */
 };
@@ -3422,6 +3513,10 @@ union dmub_rb_out_cmd {
 	 * SET_CONFIG reply command.
 	 */
 	struct dmub_rb_cmd_dp_set_config_reply set_config_reply;
+	/**
+	 * DPIA notification command.
+	 */
+	struct dmub_rb_cmd_dpia_notification dpia_notification;
 };
 #pragma pack(pop)