diff options
Diffstat (limited to 'drivers/scsi/sd.h')
| -rw-r--r-- | drivers/scsi/sd.h | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index 765a6f1ac1b7..c8d986368da9 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -157,27 +157,6 @@ static inline unsigned int logical_to_bytes(struct scsi_device *sdev, sector_t b } /* - * A DIF-capable target device can be formatted with different - * protection schemes. Currently 0 through 3 are defined: - * - * Type 0 is regular (unprotected) I/O - * - * Type 1 defines the contents of the guard and reference tags - * - * Type 2 defines the contents of the guard and reference tags and - * uses 32-byte commands to seed the latter - * - * Type 3 defines the contents of the guard tag only - */ - -enum sd_dif_target_protection_types { - SD_DIF_TYPE0_PROTECTION = 0x0, - SD_DIF_TYPE1_PROTECTION = 0x1, - SD_DIF_TYPE2_PROTECTION = 0x2, - SD_DIF_TYPE3_PROTECTION = 0x3, -}; - -/* * Look up the DIX operation based on whether the command is read or * write and whether dix and dif are enabled. */ @@ -239,15 +218,6 @@ static inline unsigned int sd_prot_flag_mask(unsigned int prot_op) return flag_mask[prot_op]; } -/* - * Data Integrity Field tuple. - */ -struct sd_dif_tuple { - __be16 guard_tag; /* Checksum */ - __be16 app_tag; /* Opaque storage */ - __be32 ref_tag; /* Target LBA or indirect LBA */ -}; - #ifdef CONFIG_BLK_DEV_INTEGRITY extern void sd_dif_config_host(struct scsi_disk *); |