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Diffstat (limited to 'drivers/scsi/sd.h')
-rw-r--r--drivers/scsi/sd.h25
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index c9d8f6ca49e2..6ad798bfd52a 100644
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -43,6 +43,15 @@ enum {
SD_MEMPOOL_SIZE = 2, /* CDB pool size */
};
+enum {
+ SD_LBP_FULL = 0, /* Full logical block provisioning */
+ SD_LBP_UNMAP, /* Use UNMAP command */
+ SD_LBP_WS16, /* Use WRITE SAME(16) with UNMAP bit */
+ SD_LBP_WS10, /* Use WRITE SAME(10) with UNMAP bit */
+ SD_LBP_ZERO, /* Use WRITE SAME(10) with zero payload */
+ SD_LBP_DISABLE, /* Discard disabled due to failed cmd */
+};
+
struct scsi_disk {
struct scsi_driver *driver; /* always &sd_template */
struct scsi_device *device;
@@ -50,21 +59,27 @@ struct scsi_disk {
struct gendisk *disk;
atomic_t openers;
sector_t capacity; /* size in 512-byte sectors */
+ u32 max_ws_blocks;
+ u32 max_unmap_blocks;
+ u32 unmap_granularity;
+ u32 unmap_alignment;
u32 index;
unsigned int physical_block_size;
u8 media_present;
u8 write_prot;
u8 protection_type;/* Data Integrity Field */
+ u8 provisioning_mode;
unsigned ATO : 1; /* state of disk ATO bit */
unsigned WCE : 1; /* state of disk WCE bit */
unsigned RCD : 1; /* state of disk RCD bit, unused */
unsigned DPOFUA : 1; /* state of disk DPOFUA bit */
unsigned first_scan : 1;
- unsigned thin_provisioning : 1;
- unsigned unmap : 1;
- unsigned tpws : 1;
- unsigned tpu : 1;
- unsigned tpvpd : 1;
+ unsigned lbpme : 1;
+ unsigned lbprz : 1;
+ unsigned lbpu : 1;
+ unsigned lbpws : 1;
+ unsigned lbpws10 : 1;
+ unsigned lbpvpd : 1;
};
#define to_scsi_disk(obj) container_of(obj,struct scsi_disk,dev)