diff options
| author | Hannes Reinecke <hare@suse.de> | 2021-04-27 11:30:22 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-06-01 05:48:22 +0300 |
| commit | f6b5a697064900c207876c12af55e176ec83f49e (patch) | |
| tree | f320a7da059006ce8c907384f5f90133de7f1720 /include/scsi | |
| parent | 7b25bdb1c828719a4732600faeaf0ba3f34816e6 (diff) | |
| download | linux-f6b5a697064900c207876c12af55e176ec83f49e.tar.xz | |
scsi: core: Add get_{status,host}_byte() accessor functions
Add accessor functions for the host and status byte.
Link: https://lore.kernel.org/r/20210427083046.31620-17-hare@suse.de
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/scsi')
| -rw-r--r-- | include/scsi/scsi_cmnd.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index e7986b9babaf..760990116024 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -315,6 +315,11 @@ static inline void set_status_byte(struct scsi_cmnd *cmd, char status) cmd->result = (cmd->result & 0xffffff00) | status; } +static inline u8 get_status_byte(struct scsi_cmnd *cmd) +{ + return cmd->result & 0xff; +} + static inline void set_msg_byte(struct scsi_cmnd *cmd, char status) { cmd->result = (cmd->result & 0xffff00ff) | (status << 8); @@ -325,6 +330,11 @@ static inline void set_host_byte(struct scsi_cmnd *cmd, char status) cmd->result = (cmd->result & 0xff00ffff) | (status << 16); } +static inline u8 get_host_byte(struct scsi_cmnd *cmd) +{ + return (cmd->result >> 16) & 0xff; +} + static inline unsigned scsi_transfer_length(struct scsi_cmnd *scmd) { |