From f6b5a697064900c207876c12af55e176ec83f49e Mon Sep 17 00:00:00 2001 From: Hannes Reinecke Date: Tue, 27 Apr 2021 10:30:22 +0200 Subject: 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 Reviewed-by: Christoph Hellwig Signed-off-by: Hannes Reinecke Signed-off-by: Martin K. Petersen --- include/scsi/scsi_cmnd.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'include/scsi/scsi_cmnd.h') 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) { -- cgit