diff options
author | Dan Williams <dan.j.williams@intel.com> | 2011-07-01 11:15:12 -0700 |
---|---|---|
committer | Dan Williams <dan.j.williams@intel.com> | 2011-07-03 04:04:52 -0700 |
commit | 4e4dca3de9658f364d34924e072f2b64e5c3d267 (patch) | |
tree | 0a8e49e07505b8b6b356ab73132060dff74b4340 /drivers/scsi/isci/unsolicited_frame_control.h | |
parent | 16ba77091b44af28b3ff3318b4a2aa4fbf7d4c24 (diff) |
isci: merge scu_unsolicited_frame.h into unsolicited_frame_control.h
Does not need its own file.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi/isci/unsolicited_frame_control.h')
-rw-r--r-- | drivers/scsi/isci/unsolicited_frame_control.h | 45 |
1 files changed, 44 insertions, 1 deletions
diff --git a/drivers/scsi/isci/unsolicited_frame_control.h b/drivers/scsi/isci/unsolicited_frame_control.h index b849a84af34f..31cb9506f52d 100644 --- a/drivers/scsi/isci/unsolicited_frame_control.h +++ b/drivers/scsi/isci/unsolicited_frame_control.h @@ -57,7 +57,50 @@ #define _SCIC_SDS_UNSOLICITED_FRAME_CONTROL_H_ #include "isci.h" -#include "scu_unsolicited_frame.h" + +#define SCU_UNSOLICITED_FRAME_HEADER_DATA_DWORDS 15 + +/** + * struct scu_unsolicited_frame_header - + * + * This structure delineates the format of an unsolicited frame header. The + * first DWORD are UF attributes defined by the silicon architecture. The data + * depicts actual header information received on the link. + */ +struct scu_unsolicited_frame_header { + /** + * This field indicates if there is an Initiator Index Table entry with + * which this header is associated. + */ + u32 iit_exists:1; + + /** + * This field simply indicates the protocol type (i.e. SSP, STP, SMP). + */ + u32 protocol_type:3; + + /** + * This field indicates if the frame is an address frame (IAF or OAF) + * or if it is a information unit frame. + */ + u32 is_address_frame:1; + + /** + * This field simply indicates the connection rate at which the frame + * was received. + */ + u32 connection_rate:4; + + u32 reserved:23; + + /** + * This field represents the actual header data received on the link. + */ + u32 data[SCU_UNSOLICITED_FRAME_HEADER_DATA_DWORDS]; + +}; + + /** * enum unsolicited_frame_state - |