diff options
Diffstat (limited to 'drivers/misc/mei/hw.h')
| -rw-r--r-- | drivers/misc/mei/hw.h | 74 |
1 files changed, 51 insertions, 23 deletions
diff --git a/drivers/misc/mei/hw.h b/drivers/misc/mei/hw.h index dd448e58cc8..16fef6dc4dd 100644 --- a/drivers/misc/mei/hw.h +++ b/drivers/misc/mei/hw.h @@ -97,23 +97,52 @@ enum mei_stop_reason_types { SYSTEM_S5_ENTRY = 0x08 }; + +/** + * enum mei_hbm_status - mei host bus messages return values + * + * @MEI_HBMS_SUCCESS : status success + * @MEI_HBMS_CLIENT_NOT_FOUND : client not found + * @MEI_HBMS_ALREADY_EXISTS : connection already established + * @MEI_HBMS_REJECTED : connection is rejected + * @MEI_HBMS_INVALID_PARAMETER : invalid parameter + * @MEI_HBMS_NOT_ALLOWED : operation not allowed + * @MEI_HBMS_ALREADY_STARTED : system is already started + * @MEI_HBMS_NOT_STARTED : system not started + * + * @MEI_HBMS_MAX : sentinel + */ +enum mei_hbm_status { + MEI_HBMS_SUCCESS = 0, + MEI_HBMS_CLIENT_NOT_FOUND = 1, + MEI_HBMS_ALREADY_EXISTS = 2, + MEI_HBMS_REJECTED = 3, + MEI_HBMS_INVALID_PARAMETER = 4, + MEI_HBMS_NOT_ALLOWED = 5, + MEI_HBMS_ALREADY_STARTED = 6, + MEI_HBMS_NOT_STARTED = 7, + + MEI_HBMS_MAX +}; + + /* * Client Connect Status * used by hbm_client_connect_response.status */ enum mei_cl_connect_status { - MEI_CL_CONN_SUCCESS = 0x00, - MEI_CL_CONN_NOT_FOUND = 0x01, - MEI_CL_CONN_ALREADY_STARTED = 0x02, - MEI_CL_CONN_OUT_OF_RESOURCES = 0x03, - MEI_CL_CONN_MESSAGE_SMALL = 0x04 + MEI_CL_CONN_SUCCESS = MEI_HBMS_SUCCESS, + MEI_CL_CONN_NOT_FOUND = MEI_HBMS_CLIENT_NOT_FOUND, + MEI_CL_CONN_ALREADY_STARTED = MEI_HBMS_ALREADY_EXISTS, + MEI_CL_CONN_OUT_OF_RESOURCES = MEI_HBMS_REJECTED, + MEI_CL_CONN_MESSAGE_SMALL = MEI_HBMS_INVALID_PARAMETER, }; /* * Client Disconnect Status */ enum mei_cl_disconnect_status { - MEI_CL_DISCONN_SUCCESS = 0x00 + MEI_CL_DISCONN_SUCCESS = MEI_HBMS_SUCCESS }; /* @@ -138,10 +167,10 @@ struct mei_bus_message { * struct hbm_cl_cmd - client specific host bus command * CONNECT, DISCONNECT, and FlOW CONTROL * - * @hbm_cmd - bus message command header - * @me_addr - address of the client in ME - * @host_addr - address of the client in the driver - * @data + * @hbm_cmd: bus message command header + * @me_addr: address of the client in ME + * @host_addr: address of the client in the driver + * @data: generic data */ struct mei_hbm_cl_cmd { u8 hbm_cmd; @@ -206,14 +235,13 @@ struct mei_client_properties { struct hbm_props_request { u8 hbm_cmd; - u8 address; + u8 me_addr; u8 reserved[2]; } __packed; - struct hbm_props_response { u8 hbm_cmd; - u8 address; + u8 me_addr; u8 status; u8 reserved[1]; struct mei_client_properties client_properties; @@ -222,8 +250,8 @@ struct hbm_props_response { /** * struct hbm_power_gate - power gate request/response * - * @hbm_cmd - bus message command header - * @reserved[3] + * @hbm_cmd: bus message command header + * @reserved: reserved */ struct hbm_power_gate { u8 hbm_cmd; @@ -233,10 +261,10 @@ struct hbm_power_gate { /** * struct hbm_client_connect_request - connect/disconnect request * - * @hbm_cmd - bus message command header - * @me_addr - address of the client in ME - * @host_addr - address of the client in the driver - * @reserved + * @hbm_cmd: bus message command header + * @me_addr: address of the client in ME + * @host_addr: address of the client in the driver + * @reserved: reserved */ struct hbm_client_connect_request { u8 hbm_cmd; @@ -248,10 +276,10 @@ struct hbm_client_connect_request { /** * struct hbm_client_connect_response - connect/disconnect response * - * @hbm_cmd - bus message command header - * @me_addr - address of the client in ME - * @host_addr - address of the client in the driver - * @status - status of the request + * @hbm_cmd: bus message command header + * @me_addr: address of the client in ME + * @host_addr: address of the client in the driver + * @status: status of the request */ struct hbm_client_connect_response { u8 hbm_cmd; |