diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 168 |
1 files changed, 86 insertions, 82 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 4dcd82d19ccf..06c553b61322 100644 --- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h +++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h @@ -770,7 +770,10 @@ enum dmub_out_cmd_type { * Command type used for SET_CONFIG Reply notification */ DMUB_OUT_CMD__SET_CONFIG_REPLY = 3, - DMUB_OUT_CMD__DPIA_NOTIFICATION = 5 + /** + * Command type used for USB4 DPIA notification + */ + DMUB_OUT_CMD__DPIA_NOTIFICATION = 5, }; /* DMUB_CMD__DPIA command sub-types. */ @@ -780,6 +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) /** @@ -1518,84 +1526,6 @@ struct dp_hpd_data { }; /** - * DPIA NOTIFICATION Response Type - */ -enum dpia_notify_bw_alloc_status { - - DPIA_BW_REQ_FAILED = 0, - DPIA_BW_REQ_SUCCESS, - DPIA_EST_BW_CHANGED, - DPIA_BW_ALLOC_CAPS_CHANGED -}; - -/* DMUB_OUT_CMD__DPIA_NOTIFY Reply command - OutBox Cmd */ -/** - * Data passed to driver from FW in a DMUB_OUT_CMD__DPIA_NOTIFY command. - */ -struct dpia_notification_reply_data { - uint8_t allocated_bw; - uint8_t estimated_bw; -}; - -struct dpia_notification_common { - bool shared; -}; - -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; - } 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_notification_data { - struct dpia_notification_common common_data; - struct dpia_bw_allocation_notify_data dpia_bw_alloc; /**< Used for DPIA BW Allocation mode notification */ -}; - -enum dmub_cmd_dpia_notification_type { - DPIA_NOTIFY__BW_ALLOCATION = 0, -}; - -struct dpia_notification_header { - uint8_t instance; /**< DPIA Instance */ - uint8_t reserved[3]; - enum dmub_cmd_dpia_notification_type type; /**< DPIA notification type */ -}; - -struct dpia_notification_payload { - struct dpia_notification_header header; - union dpia_notification_data data; /**< DPIA notification data */ -}; - -/** - * Definition of a DMUB_OUT_CMD__DPIA_NOTIFY command. - */ -struct dmub_rb_cmd_dpia_notification { - /** - * Command header. - */ - struct dmub_cmd_header header; /**< DPIA notification header */ - /** - * Data passed to driver from FW in a DMUB_OUT_CMD__DPIA_NOTIFY command. - */ - struct dpia_notification_payload payload; /**< DPIA notification payload */ -}; - -/** * Definition of a DMUB_OUT_CMD__DP_HPD_NOTIFY command. */ struct dmub_rb_cmd_dp_hpd_notify { @@ -1637,6 +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 { @@ -3108,7 +3111,8 @@ 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]; uint8_t panel_inst; /**< LVTMA control instance */ uint8_t reserved_1[3]; /**< For future use */ }; @@ -3502,9 +3506,9 @@ union dmub_rb_out_cmd { */ struct dmub_rb_cmd_dp_set_config_reply set_config_reply; /** - * BW ALLOCATION notification command. + * DPIA notification command. */ - struct dmub_rb_cmd_dpia_notification dpia_notify; + struct dmub_rb_cmd_dpia_notification dpia_notification; }; #pragma pack(pop) |