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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 14:45:08 +0200 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 14:45:08 +0200 |
| commit | 59458f40e25915a355d8b1d701425fe9f4f9ea23 (patch) | |
| tree | f1c9a2934df686e36d75f759ab7313b6f0e0e5f9 /drivers/ieee1394/sbp2.h | |
| parent | [GFS2] inode-diet: Eliminate i_blksize from the inode structure (diff) | |
| parent | pccard_store_cis: fix wrong error handling (diff) | |
| download | linux-59458f40e25915a355d8b1d701425fe9f4f9ea23.tar.xz linux-59458f40e25915a355d8b1d701425fe9f4f9ea23.zip | |
Merge branch 'master' into gfs2
Diffstat (limited to 'drivers/ieee1394/sbp2.h')
| -rw-r--r-- | drivers/ieee1394/sbp2.h | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/drivers/ieee1394/sbp2.h b/drivers/ieee1394/sbp2.h index b22ce1aa8fe4..abbe48e646c3 100644 --- a/drivers/ieee1394/sbp2.h +++ b/drivers/ieee1394/sbp2.h @@ -46,8 +46,8 @@ #define ORB_SET_DIRECTION(value) ((value & 0x1) << 27) struct sbp2_command_orb { - volatile u32 next_ORB_hi; - volatile u32 next_ORB_lo; + u32 next_ORB_hi; + u32 next_ORB_lo; u32 data_descriptor_hi; u32 data_descriptor_lo; u32 misc; @@ -180,12 +180,14 @@ struct sbp2_unrestricted_page_table { #define SBP2_SCSI_STATUS_SELECTION_TIMEOUT 0xff -#define STATUS_GET_ORB_OFFSET_HI(value) (value & 0xffff) -#define STATUS_GET_SBP_STATUS(value) ((value >> 16) & 0xff) -#define STATUS_GET_LENGTH(value) ((value >> 24) & 0x7) -#define STATUS_GET_DEAD_BIT(value) ((value >> 27) & 0x1) -#define STATUS_GET_RESP(value) ((value >> 28) & 0x3) -#define STATUS_GET_SRC(value) ((value >> 30) & 0x3) +#define STATUS_GET_SRC(value) (((value) >> 30) & 0x3) +#define STATUS_GET_RESP(value) (((value) >> 28) & 0x3) +#define STATUS_GET_LEN(value) (((value) >> 24) & 0x7) +#define STATUS_GET_SBP_STATUS(value) (((value) >> 16) & 0xff) +#define STATUS_GET_ORB_OFFSET_HI(value) ((value) & 0x0000ffff) +#define STATUS_TEST_DEAD(value) ((value) & 0x08000000) +/* test 'resp' | 'dead' | 'sbp2_status' */ +#define STATUS_TEST_RDS(value) ((value) & 0x38ff0000) struct sbp2_status_block { u32 ORB_offset_hi_misc; @@ -318,9 +320,9 @@ struct scsi_id_instance_data { u64 status_fifo_addr; /* - * Variable used for logins, reconnects, logouts, query logins + * Waitqueue flag for logins, reconnects, logouts, query logins */ - atomic_t sbp2_login_complete; + int access_complete:1; /* * Pool of command orbs, so we can have more than overlapped command per id @@ -344,6 +346,16 @@ struct scsi_id_instance_data { /* Device specific workarounds/brokeness */ unsigned workarounds; + + atomic_t state; + struct work_struct protocol_work; +}; + +/* For use in scsi_id_instance_data.state */ +enum sbp2lu_state_types { + SBP2LU_STATE_RUNNING, /* all normal */ + SBP2LU_STATE_IN_RESET, /* between bus reset and reconnect */ + SBP2LU_STATE_IN_SHUTDOWN /* when sbp2_remove was called */ }; /* Sbp2 host data structure (one per IEEE1394 host) */ @@ -390,11 +402,6 @@ static int sbp2_logout_device(struct scsi_id_instance_data *scsi_id); static int sbp2_handle_status_write(struct hpsb_host *host, int nodeid, int destid, quadlet_t *data, u64 addr, size_t length, u16 flags); static int sbp2_agent_reset(struct scsi_id_instance_data *scsi_id, int wait); -static int sbp2_link_orb_command(struct scsi_id_instance_data *scsi_id, - struct sbp2_command_info *command); -static int sbp2_send_command(struct scsi_id_instance_data *scsi_id, - struct scsi_cmnd *SCpnt, - void (*done)(struct scsi_cmnd *)); static unsigned int sbp2_status_to_sense_data(unchar *sbp2_status, unchar *sense_data); static void sbp2_parse_unit_directory(struct scsi_id_instance_data *scsi_id, |