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path: root/drivers/nvme/host/scsi.c
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Diffstat (limited to 'drivers/nvme/host/scsi.c')
-rw-r--r--drivers/nvme/host/scsi.c36
1 files changed, 1 insertions, 35 deletions
diff --git a/drivers/nvme/host/scsi.c b/drivers/nvme/host/scsi.c
index 3eaa4d27801e..a5c09e703bd8 100644
--- a/drivers/nvme/host/scsi.c
+++ b/drivers/nvme/host/scsi.c
@@ -1280,10 +1280,6 @@ static inline void nvme_trans_modesel_get_bd_len(u8 *parm_list, u8 cdb10,
static void nvme_trans_modesel_save_bd(struct nvme_ns *ns, u8 *parm_list,
u16 idx, u16 bd_len, u8 llbaa)
{
- u16 bd_num;
-
- bd_num = bd_len / ((llbaa == 0) ?
- SHORT_DESC_BLOCK : LONG_DESC_BLOCK);
/* Store block descriptor info if a FORMAT UNIT comes later */
/* TODO Saving 1st BD info; what to do if multiple BD received? */
if (llbaa == 0) {
@@ -1528,7 +1524,7 @@ static int nvme_trans_fmt_send_cmd(struct nvme_ns *ns, struct sg_io_hdr *hdr,
int nvme_sc;
struct nvme_id_ns *id_ns;
u8 i;
- u8 flbas, nlbaf;
+ u8 nlbaf;
u8 selected_lbaf = 0xFF;
u32 cdw10 = 0;
struct nvme_command c;
@@ -1539,7 +1535,6 @@ static int nvme_trans_fmt_send_cmd(struct nvme_ns *ns, struct sg_io_hdr *hdr,
if (res)
return res;
- flbas = (id_ns->flbas) & 0x0F;
nlbaf = id_ns->nlbaf;
for (i = 0; i < nlbaf; i++) {
@@ -2165,32 +2160,6 @@ static int nvme_trans_synchronize_cache(struct nvme_ns *ns,
return nvme_trans_status_code(hdr, nvme_sc);
}
-static int nvme_trans_start_stop(struct nvme_ns *ns, struct sg_io_hdr *hdr,
- u8 *cmd)
-{
- u8 immed, pcmod, no_flush, start;
-
- immed = cmd[1] & 0x01;
- pcmod = cmd[3] & 0x0f;
- no_flush = cmd[4] & 0x04;
- start = cmd[4] & 0x01;
-
- if (immed != 0) {
- return nvme_trans_completion(hdr, SAM_STAT_CHECK_CONDITION,
- ILLEGAL_REQUEST, SCSI_ASC_INVALID_CDB,
- SCSI_ASCQ_CAUSE_NOT_REPORTABLE);
- } else {
- if (no_flush == 0) {
- /* Issue NVME FLUSH command prior to START STOP UNIT */
- int res = nvme_trans_synchronize_cache(ns, hdr);
- if (res)
- return res;
- }
-
- return 0;
- }
-}
-
static int nvme_trans_format_unit(struct nvme_ns *ns, struct sg_io_hdr *hdr,
u8 *cmd)
{
@@ -2446,9 +2415,6 @@ static int nvme_scsi_translate(struct nvme_ns *ns, struct sg_io_hdr *hdr)
case SECURITY_PROTOCOL_OUT:
retcode = nvme_trans_security_protocol(ns, hdr, cmd);
break;
- case START_STOP:
- retcode = nvme_trans_start_stop(ns, hdr, cmd);
- break;
case SYNCHRONIZE_CACHE:
retcode = nvme_trans_synchronize_cache(ns, hdr);
break;