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Diffstat (limited to 'include/scsi/scsi_host.h')
-rw-r--r--include/scsi/scsi_host.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index b7bdecb7b76..d0a6a845f20 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -388,6 +388,7 @@ struct scsi_host_template {
388 * of scatter-gather. 388 * of scatter-gather.
389 */ 389 */
390 unsigned short sg_tablesize; 390 unsigned short sg_tablesize;
391 unsigned short sg_prot_tablesize;
391 392
392 /* 393 /*
393 * Set this if the host adapter has limitations beside segment count. 394 * Set this if the host adapter has limitations beside segment count.
@@ -599,6 +600,7 @@ struct Scsi_Host {
599 int can_queue; 600 int can_queue;
600 short cmd_per_lun; 601 short cmd_per_lun;
601 short unsigned int sg_tablesize; 602 short unsigned int sg_tablesize;
603 short unsigned int sg_prot_tablesize;
602 short unsigned int max_sectors; 604 short unsigned int max_sectors;
603 unsigned long dma_boundary; 605 unsigned long dma_boundary;
604 /* 606 /*
@@ -823,6 +825,11 @@ static inline unsigned int scsi_host_get_prot(struct Scsi_Host *shost)
823 return shost->prot_capabilities; 825 return shost->prot_capabilities;
824} 826}
825 827
828static inline int scsi_host_prot_dma(struct Scsi_Host *shost)
829{
830 return shost->prot_capabilities >= SHOST_DIX_TYPE0_PROTECTION;
831}
832
826static inline unsigned int scsi_host_dif_capable(struct Scsi_Host *shost, unsigned int target_type) 833static inline unsigned int scsi_host_dif_capable(struct Scsi_Host *shost, unsigned int target_type)
827{ 834{
828 static unsigned char cap[] = { 0, 835 static unsigned char cap[] = { 0,