diff options
Diffstat (limited to 'drivers/scsi')
32 files changed, 200 insertions, 173 deletions
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index b1c105f4130d..7dfe709a7138 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -352,7 +352,7 @@ static int bnx2fc_xmit(struct fc_lport *lport, struct fc_frame *fp) frag = &skb_shinfo(skb)->frags[skb_shinfo(skb)->nr_frags - 1]; cp = kmap_atomic(skb_frag_page(frag)) + frag->page_offset; } else { - cp = (struct fcoe_crc_eof *)skb_put(skb, tlen); + cp = skb_put(skb, tlen); } memset(cp, 0, sizeof(*cp)); diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c index 1880eb6c68f7..7b09e7ddf35e 100644 --- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c @@ -354,7 +354,7 @@ static inline void make_tx_data_wr(struct cxgbi_sock *csk, struct sk_buff *skb, struct l2t_entry *l2t = csk->l2t; skb_reset_transport_header(skb); - req = (struct tx_data_wr *)__skb_push(skb, sizeof(*req)); + req = __skb_push(skb, sizeof(*req)); req->wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_TX_DATA) | (req_completion ? F_WR_COMPL : 0)); req->wr_lo = htonl(V_WR_TID(csk->tid)); diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index fa994713e718..a69a9ac836f5 100644 --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -644,7 +644,7 @@ static inline void make_tx_data_wr(struct cxgbi_sock *csk, struct sk_buff *skb, unsigned int wr_ulp_mode = 0, val; bool imm = is_ofld_imm(skb); - req = (struct fw_ofld_tx_data_wr *)__skb_push(skb, sizeof(*req)); + req = __skb_push(skb, sizeof(*req)); if (imm) { req->op_to_immdlen = htonl(FW_WR_OP_V(FW_OFLD_TX_DATA_WR) | @@ -806,7 +806,7 @@ static void do_act_establish(struct cxgbi_device *cdev, struct sk_buff *skb) cxgbi_sock_get(csk); csk->tid = tid; - cxgb4_insert_tid(lldi->tids, csk, tid); + cxgb4_insert_tid(lldi->tids, csk, tid, csk->csk_family); cxgbi_sock_set_flag(csk, CTPF_HAS_TID); free_atid(csk); @@ -956,7 +956,8 @@ static void do_act_open_rpl(struct cxgbi_device *cdev, struct sk_buff *skb) if (status && status != CPL_ERR_TCAM_FULL && status != CPL_ERR_CONN_EXIST && status != CPL_ERR_ARP_MISS) - cxgb4_remove_tid(lldi->tids, csk->port_id, GET_TID(rpl)); + cxgb4_remove_tid(lldi->tids, csk->port_id, GET_TID(rpl), + csk->csk_family); cxgbi_sock_get(csk); spin_lock_bh(&csk->lock); @@ -1590,7 +1591,8 @@ static void release_offload_resources(struct cxgbi_sock *csk) free_atid(csk); else if (cxgbi_sock_flag(csk, CTPF_HAS_TID)) { lldi = cxgbi_cdev_priv(csk->cdev); - cxgb4_remove_tid(lldi->tids, 0, csk->tid); + cxgb4_remove_tid(lldi->tids, 0, csk->tid, + csk->csk_family); cxgbi_sock_clear_flag(csk, CTPF_HAS_TID); cxgbi_sock_put(csk); } diff --git a/drivers/scsi/dpt/dpti_i2o.h b/drivers/scsi/dpt/dpti_i2o.h index bd9e31e16249..16fc380b5512 100644 --- a/drivers/scsi/dpt/dpti_i2o.h +++ b/drivers/scsi/dpt/dpti_i2o.h @@ -48,7 +48,7 @@ #include <linux/wait.h> typedef wait_queue_head_t adpt_wait_queue_head_t; #define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wait) -typedef wait_queue_t adpt_wait_queue_t; +typedef wait_queue_entry_t adpt_wait_queue_entry_t; /* * message structures diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index ea21e7bb7ef5..85f9a3eba387 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -1543,7 +1543,7 @@ static int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp) cp = kmap_atomic(skb_frag_page(frag)) + frag->page_offset; } else { - cp = (struct fcoe_crc_eof *)skb_put(skb, tlen); + cp = skb_put(skb, tlen); } memset(cp, 0, sizeof(*cp)); diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c index 656463ff9ccb..fff6f1851dc1 100644 --- a/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/drivers/scsi/fcoe/fcoe_ctlr.c @@ -626,7 +626,7 @@ static int fcoe_ctlr_encaps(struct fcoe_ctlr *fip, struct fc_lport *lport, fh = (struct fc_frame_header *)skb->data; op = *(u8 *)(fh + 1); dlen = sizeof(struct fip_encaps) + skb->len; /* len before push */ - cap = (struct fip_encaps_head *)skb_push(skb, sizeof(*cap)); + cap = skb_push(skb, sizeof(*cap)); memset(cap, 0, sizeof(*cap)); if (lport->point_to_multipoint) { @@ -660,8 +660,7 @@ static int fcoe_ctlr_encaps(struct fcoe_ctlr *fip, struct fc_lport *lport, if (op != ELS_LS_RJT) { dlen += sizeof(*mac); - mac = (struct fip_mac_desc *)skb_put(skb, sizeof(*mac)); - memset(mac, 0, sizeof(*mac)); + mac = skb_put_zero(skb, sizeof(*mac)); mac->fd_desc.fip_dtype = FIP_DT_MAC; mac->fd_desc.fip_dlen = sizeof(*mac) / FIP_BPW; if (dtype != FIP_DT_FLOGI && dtype != FIP_DT_FDISC) { diff --git a/drivers/scsi/fnic/fnic_fcs.c b/drivers/scsi/fnic/fnic_fcs.c index d212eb574c94..999fc7547560 100644 --- a/drivers/scsi/fnic/fnic_fcs.c +++ b/drivers/scsi/fnic/fnic_fcs.c @@ -664,7 +664,7 @@ static inline int fnic_import_rq_eth_pkt(struct fnic *fnic, struct sk_buff *skb) eh = (struct ethhdr *)skb->data; if (eh->h_proto == htons(ETH_P_8021Q)) { memmove((u8 *)eh + VLAN_HLEN, eh, ETH_ALEN * 2); - eh = (struct ethhdr *)skb_pull(skb, VLAN_HLEN); + eh = skb_pull(skb, VLAN_HLEN); skb_reset_mac_header(skb); } if (eh->h_proto == htons(ETH_P_FIP)) { @@ -1024,8 +1024,7 @@ void fnic_eth_send(struct fcoe_ctlr *fip, struct sk_buff *skb) if (!fnic->vlan_hw_insert) { eth_hdr = (struct ethhdr *)skb_mac_header(skb); - vlan_hdr = (struct vlan_ethhdr *)skb_push(skb, - sizeof(*vlan_hdr) - sizeof(*eth_hdr)); + vlan_hdr = skb_push(skb, sizeof(*vlan_hdr) - sizeof(*eth_hdr)); memcpy(vlan_hdr, eth_hdr, 2 * ETH_ALEN); vlan_hdr->h_vlan_proto = htons(ETH_P_8021Q); vlan_hdr->h_vlan_encapsulated_proto = eth_hdr->h_proto; @@ -1091,7 +1090,7 @@ static int fnic_send_frame(struct fnic *fnic, struct fc_frame *fp) if (!fnic->vlan_hw_insert) { eth_hdr_len = sizeof(*vlan_hdr) + sizeof(*fcoe_hdr); - vlan_hdr = (struct vlan_ethhdr *)skb_push(skb, eth_hdr_len); + vlan_hdr = skb_push(skb, eth_hdr_len); eth_hdr = (struct ethhdr *)vlan_hdr; vlan_hdr->h_vlan_proto = htons(ETH_P_8021Q); vlan_hdr->h_vlan_encapsulated_proto = htons(ETH_P_FCOE); @@ -1099,7 +1098,7 @@ static int fnic_send_frame(struct fnic *fnic, struct fc_frame *fp) fcoe_hdr = (struct fcoe_hdr *)(vlan_hdr + 1); } else { eth_hdr_len = sizeof(*eth_hdr) + sizeof(*fcoe_hdr); - eth_hdr = (struct ethhdr *)skb_push(skb, eth_hdr_len); + eth_hdr = skb_push(skb, eth_hdr_len); eth_hdr->h_proto = htons(ETH_P_FCOE); fcoe_hdr = (struct fcoe_hdr *)(eth_hdr + 1); } diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c index abf6026645dd..659ab483d716 100644 --- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c +++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c @@ -3934,10 +3934,6 @@ static const struct target_core_fabric_ops ibmvscsis_ops = { static void ibmvscsis_dev_release(struct device *dev) {}; -static struct class_attribute ibmvscsis_class_attrs[] = { - __ATTR_NULL, -}; - static struct device_attribute dev_attr_system_id = __ATTR(system_id, S_IRUGO, system_id_show, NULL); @@ -3957,7 +3953,6 @@ ATTRIBUTE_GROUPS(ibmvscsis_dev); static struct class ibmvscsis_class = { .name = "ibmvscsis", .dev_release = ibmvscsis_dev_release, - .class_attrs = ibmvscsis_class_attrs, .dev_groups = ibmvscsis_dev_groups, }; diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index 3419e1bcdff6..67621308eb9c 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -301,13 +301,13 @@ static uint32_t ips_statupd_copperhead_memio(ips_ha_t *); static uint32_t ips_statupd_morpheus(ips_ha_t *); static ips_scb_t *ips_getscb(ips_ha_t *); static void ips_putq_scb_head(ips_scb_queue_t *, ips_scb_t *); -static void ips_putq_wait_tail(ips_wait_queue_t *, struct scsi_cmnd *); +static void ips_putq_wait_tail(ips_wait_queue_entry_t *, struct scsi_cmnd *); static void ips_putq_copp_tail(ips_copp_queue_t *, ips_copp_wait_item_t *); static ips_scb_t *ips_removeq_scb_head(ips_scb_queue_t *); static ips_scb_t *ips_removeq_scb(ips_scb_queue_t *, ips_scb_t *); -static struct scsi_cmnd *ips_removeq_wait_head(ips_wait_queue_t *); -static struct scsi_cmnd *ips_removeq_wait(ips_wait_queue_t *, +static struct scsi_cmnd *ips_removeq_wait_head(ips_wait_queue_entry_t *); +static struct scsi_cmnd *ips_removeq_wait(ips_wait_queue_entry_t *, struct scsi_cmnd *); static ips_copp_wait_item_t *ips_removeq_copp(ips_copp_queue_t *, ips_copp_wait_item_t *); @@ -2871,7 +2871,7 @@ ips_removeq_scb(ips_scb_queue_t * queue, ips_scb_t * item) /* ASSUMED to be called from within the HA lock */ /* */ /****************************************************************************/ -static void ips_putq_wait_tail(ips_wait_queue_t *queue, struct scsi_cmnd *item) +static void ips_putq_wait_tail(ips_wait_queue_entry_t *queue, struct scsi_cmnd *item) { METHOD_TRACE("ips_putq_wait_tail", 1); @@ -2902,7 +2902,7 @@ static void ips_putq_wait_tail(ips_wait_queue_t *queue, struct scsi_cmnd *item) /* ASSUMED to be called from within the HA lock */ /* */ /****************************************************************************/ -static struct scsi_cmnd *ips_removeq_wait_head(ips_wait_queue_t *queue) +static struct scsi_cmnd *ips_removeq_wait_head(ips_wait_queue_entry_t *queue) { struct scsi_cmnd *item; @@ -2936,7 +2936,7 @@ static struct scsi_cmnd *ips_removeq_wait_head(ips_wait_queue_t *queue) /* ASSUMED to be called from within the HA lock */ /* */ /****************************************************************************/ -static struct scsi_cmnd *ips_removeq_wait(ips_wait_queue_t *queue, +static struct scsi_cmnd *ips_removeq_wait(ips_wait_queue_entry_t *queue, struct scsi_cmnd *item) { struct scsi_cmnd *p; diff --git a/drivers/scsi/ips.h b/drivers/scsi/ips.h index b782bb60baf0..366be3b2f9b4 100644 --- a/drivers/scsi/ips.h +++ b/drivers/scsi/ips.h @@ -989,7 +989,7 @@ typedef struct ips_wait_queue { struct scsi_cmnd *head; struct scsi_cmnd *tail; int count; -} ips_wait_queue_t; +} ips_wait_queue_entry_t; typedef struct ips_copp_wait_item { struct scsi_cmnd *scsi_cmd; @@ -1035,7 +1035,7 @@ typedef struct ips_ha { ips_stat_t sp; /* Status packer pointer */ struct ips_scb *scbs; /* Array of all CCBS */ struct ips_scb *scb_freelist; /* SCB free list */ - ips_wait_queue_t scb_waitlist; /* Pending SCB list */ + ips_wait_queue_entry_t scb_waitlist; /* Pending SCB list */ ips_copp_queue_t copp_waitlist; /* Pending PT list */ ips_scb_queue_t scb_activelist; /* Active SCB list */ IPS_IO_CMD *dummy; /* dummy command */ diff --git a/drivers/scsi/libfc/fc_libfc.c b/drivers/scsi/libfc/fc_libfc.c index d623d084b7ec..dbadbc81b24b 100644 --- a/drivers/scsi/libfc/fc_libfc.c +++ b/drivers/scsi/libfc/fc_libfc.c @@ -178,7 +178,7 @@ void fc_fill_hdr(struct fc_frame *fp, const struct fc_frame *in_fp, fill = -fr_len(fp) & 3; if (fill) { /* TODO, this may be a problem with fragmented skb */ - memset(skb_put(fp_skb(fp), fill), 0, fill); + skb_put_zero(fp_skb(fp), fill); f_ctl |= fill; } fr_eof(fp) = FC_EOF_T; diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index ed2850645e70..5cc8b0f7d885 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -1968,10 +1968,6 @@ lpfc_debugfs_nvmestat_write(struct file *file, const char __user *buf, if (nbytes > 64) nbytes = 64; - /* Protect copy from user */ - if (!access_ok(VERIFY_READ, buf, nbytes)) - return -EFAULT; - memset(mybuf, 0, sizeof(mybuf)); if (copy_from_user(mybuf, buf, nbytes)) @@ -2056,10 +2052,6 @@ lpfc_debugfs_nvmektime_write(struct file *file, const char __user *buf, if (nbytes > 64) nbytes = 64; - /* Protect copy from user */ - if (!access_ok(VERIFY_READ, buf, nbytes)) - return -EFAULT; - memset(mybuf, 0, sizeof(mybuf)); if (copy_from_user(mybuf, buf, nbytes)) @@ -2188,10 +2180,6 @@ lpfc_debugfs_nvmeio_trc_write(struct file *file, const char __user *buf, if (nbytes > 64) nbytes = 64; - /* Protect copy from user */ - if (!access_ok(VERIFY_READ, buf, nbytes)) - return -EFAULT; - memset(mybuf, 0, sizeof(mybuf)); if (copy_from_user(mybuf, buf, nbytes)) @@ -2299,10 +2287,6 @@ lpfc_debugfs_cpucheck_write(struct file *file, const char __user *buf, if (nbytes > 64) nbytes = 64; - /* Protect copy from user */ - if (!access_ok(VERIFY_READ, buf, nbytes)) - return -EFAULT; - memset(mybuf, 0, sizeof(mybuf)); if (copy_from_user(mybuf, buf, nbytes)) @@ -2373,10 +2357,6 @@ static int lpfc_idiag_cmd_get(const char __user *buf, size_t nbytes, int i; size_t bsize; - /* Protect copy from user */ - if (!access_ok(VERIFY_READ, buf, nbytes)) - return -EFAULT; - memset(mybuf, 0, sizeof(mybuf)); memset(idiag_cmd, 0, sizeof(*idiag_cmd)); bsize = min(nbytes, (sizeof(mybuf)-1)); diff --git a/drivers/scsi/osd/osd_initiator.c b/drivers/scsi/osd/osd_initiator.c index 8a1b94816419..a4f28b7e4c65 100644 --- a/drivers/scsi/osd/osd_initiator.c +++ b/drivers/scsi/osd/osd_initiator.c @@ -446,7 +446,7 @@ static void _put_request(struct request *rq) * code paths. */ if (unlikely(rq->bio)) - blk_end_request(rq, -ENOMEM, blk_rq_bytes(rq)); + blk_end_request(rq, BLK_STS_IOERR, blk_rq_bytes(rq)); else blk_put_request(rq); } @@ -474,10 +474,10 @@ void osd_end_request(struct osd_request *or) EXPORT_SYMBOL(osd_end_request); static void _set_error_resid(struct osd_request *or, struct request *req, - int error) + blk_status_t error) { or->async_error = error; - or->req_errors = scsi_req(req)->result ? : error; + or->req_errors = scsi_req(req)->result; or->sense_len = scsi_req(req)->sense_len; if (or->sense_len) memcpy(or->sense, scsi_req(req)->sense, or->sense_len); @@ -489,17 +489,19 @@ static void _set_error_resid(struct osd_request *or, struct request *req, int osd_execute_request(struct osd_request *or) { - int error; - blk_execute_rq(or->request->q, NULL, or->request, 0); - error = scsi_req(or->request)->result ? -EIO : 0; - _set_error_resid(or, or->request, error); - return error; + if (scsi_req(or->request)->result) { + _set_error_resid(or, or->request, BLK_STS_IOERR); + return -EIO; + } + + _set_error_resid(or, or->request, BLK_STS_OK); + return 0; } EXPORT_SYMBOL(osd_execute_request); -static void osd_request_async_done(struct request *req, int error) +static void osd_request_async_done(struct request *req, blk_status_t error) { struct osd_request *or = req->end_io_data; @@ -1572,13 +1574,9 @@ static struct request *_make_request(struct request_queue *q, bool has_write, flags); if (IS_ERR(req)) return req; - scsi_req_init(req); for_each_bio(bio) { - struct bio *bounce_bio = bio; - - blk_queue_bounce(req->q, &bounce_bio); - ret = blk_rq_append_bio(req, bounce_bio); + ret = blk_rq_append_bio(req, bio); if (ret) return ERR_PTR(ret); } @@ -1617,7 +1615,6 @@ static int _init_blk_request(struct osd_request *or, ret = PTR_ERR(req); goto out; } - scsi_req_init(req); or->in.req = or->request->next_rq = req; } } else if (has_in) @@ -1914,7 +1911,7 @@ analyze: /* scsi sense is Empty, the request was never issued to target * linux return code might tell us what happened. */ - if (or->async_error == -ENOMEM) + if (or->async_error == BLK_STS_RESOURCE) osi->osd_err_pri = OSD_ERR_PRI_RESOURCE; else osi->osd_err_pri = OSD_ERR_PRI_UNREACHABLE; diff --git a/drivers/scsi/osst.c b/drivers/scsi/osst.c index 67cbed92f07d..929ee7e88120 100644 --- a/drivers/scsi/osst.c +++ b/drivers/scsi/osst.c @@ -320,7 +320,7 @@ static int osst_chk_result(struct osst_tape * STp, struct osst_request * SRpnt) /* Wakeup from interrupt */ -static void osst_end_async(struct request *req, int update) +static void osst_end_async(struct request *req, blk_status_t status) { struct scsi_request *rq = scsi_req(req); struct osst_request *SRpnt = req->end_io_data; @@ -373,7 +373,6 @@ static int osst_execute(struct osst_request *SRpnt, const unsigned char *cmd, return DRIVER_ERROR << 24; rq = scsi_req(req); - scsi_req_init(req); req->rq_flags |= RQF_QUIET; SRpnt->bio = NULL; diff --git a/drivers/scsi/qedf/qedf_fip.c b/drivers/scsi/qedf/qedf_fip.c index 64b04f245e15..aefd24ca9604 100644 --- a/drivers/scsi/qedf/qedf_fip.c +++ b/drivers/scsi/qedf/qedf_fip.c @@ -125,8 +125,7 @@ void qedf_fip_send(struct fcoe_ctlr *fip, struct sk_buff *skb) sub = fiph->fip_subcode; if (!qedf->vlan_hw_insert) { - vlan_hdr = (struct vlan_ethhdr *)skb_push(skb, sizeof(*vlan_hdr) - - sizeof(*eth_hdr)); + vlan_hdr = skb_push(skb, sizeof(*vlan_hdr) - sizeof(*eth_hdr)); memcpy(vlan_hdr, eth_hdr, 2 * ETH_ALEN); vlan_hdr->h_vlan_proto = htons(ETH_P_8021Q); vlan_hdr->h_vlan_encapsulated_proto = eth_hdr->h_proto; diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index 6149ea004fa1..b58bba4604e8 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -896,7 +896,7 @@ static int qedf_xmit(struct fc_lport *lport, struct fc_frame *fp) frag = &skb_shinfo(skb)->frags[skb_shinfo(skb)->nr_frags - 1]; cp = kmap_atomic(skb_frag_page(frag)) + frag->page_offset; } else { - cp = (struct fcoe_crc_eof *)skb_put(skb, tlen); + cp = skb_put(skb, tlen); } memset(cp, 0, sizeof(*cp)); @@ -2236,7 +2236,7 @@ static void qedf_ll2_process_skb(struct work_struct *work) /* Undo VLAN encapsulation */ if (eh->h_proto == htons(ETH_P_8021Q)) { memmove((u8 *)eh + VLAN_HLEN, eh, ETH_ALEN * 2); - eh = (struct ethhdr *)skb_pull(skb, VLAN_HLEN); + eh = skb_pull(skb, VLAN_HLEN); skb_reset_mac_header(skb); } @@ -3065,7 +3065,7 @@ static int __qedf_probe(struct pci_dev *pdev, int mode) "WWPN=%016llx.\n", qedf->wwnn, qedf->wwpn); sprintf(host_buf, "host_%d", host->host_no); - qed_ops->common->set_id(qedf->cdev, host_buf, QEDF_VERSION); + qed_ops->common->set_name(qedf->cdev, host_buf); /* Set xid max values */ diff --git a/drivers/scsi/qedi/qedi_fw.c b/drivers/scsi/qedi/qedi_fw.c index d0dd92f6a365..19254bd739d9 100644 --- a/drivers/scsi/qedi/qedi_fw.c +++ b/drivers/scsi/qedi/qedi_fw.c @@ -870,7 +870,6 @@ static void qedi_process_cmd_cleanup_resp(struct qedi_ctx *qedi, QEDI_ERR(&qedi->dbg_ctx, "Delayed or untracked cleanup response, itt=0x%x, tid=0x%x, cid=0x%x, task=%p\n", protoitt, cqe->itid, qedi_conn->iscsi_conn_id, task); - WARN_ON(1); } } @@ -2101,14 +2100,16 @@ int qedi_iscsi_send_ioreq(struct iscsi_task *task) /* Update header info */ SET_FIELD(cmd_pdu_header.flags_attr, ISCSI_CMD_HDR_ATTR, ISCSI_ATTR_SIMPLE); - if (sc->sc_data_direction == DMA_TO_DEVICE) { - SET_FIELD(cmd_pdu_header.flags_attr, - ISCSI_CMD_HDR_WRITE, 1); - task_type = ISCSI_TASK_TYPE_INITIATOR_WRITE; - } else { - SET_FIELD(cmd_pdu_header.flags_attr, - ISCSI_CMD_HDR_READ, 1); - task_type = ISCSI_TASK_TYPE_INITIATOR_READ; + if (hdr->cdb[0] != TEST_UNIT_READY) { + if (sc->sc_data_direction == DMA_TO_DEVICE) { + SET_FIELD(cmd_pdu_header.flags_attr, + ISCSI_CMD_HDR_WRITE, 1); + task_type = ISCSI_TASK_TYPE_INITIATOR_WRITE; + } else { + SET_FIELD(cmd_pdu_header.flags_attr, + ISCSI_CMD_HDR_READ, 1); + task_type = ISCSI_TASK_TYPE_INITIATOR_READ; + } } cmd_pdu_header.lun.lo = be32_to_cpu(scsi_lun[0]); @@ -2119,7 +2120,7 @@ int qedi_iscsi_send_ioreq(struct iscsi_task *task) cmd_pdu_header.expected_transfer_length = cpu_to_be32(hdr->data_length); cmd_pdu_header.hdr_second_dword = ntoh24(hdr->dlength); cmd_pdu_header.cmd_sn = be32_to_cpu(hdr->cmdsn); - cmd_pdu_header.opcode = hdr->opcode; + cmd_pdu_header.hdr_first_byte = hdr->opcode; qedi_cpy_scsi_cdb(sc, (u32 *)cmd_pdu_header.cdb); /* Fill tx AHS and rx buffer */ diff --git a/drivers/scsi/qedi/qedi_fw_api.c b/drivers/scsi/qedi/qedi_fw_api.c index fd354d4e03eb..7df32a68bd54 100644 --- a/drivers/scsi/qedi/qedi_fw_api.c +++ b/drivers/scsi/qedi/qedi_fw_api.c @@ -578,7 +578,8 @@ int init_initiator_rw_iscsi_task(struct iscsi_task_params *task_params, (struct iscsi_common_hdr *)cmd_header, tx_sgl_params, cmd_params, dif_task_params); - else if (GET_FIELD(cmd_header->flags_attr, ISCSI_CMD_HDR_READ)) + else if (GET_FIELD(cmd_header->flags_attr, ISCSI_CMD_HDR_READ) || + (task_params->rx_io_size == 0 && task_params->tx_io_size == 0)) return init_rw_iscsi_task(task_params, ISCSI_TASK_TYPE_INITIATOR_READ, conn_params, diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c index 87f0af358b33..80edd28b635f 100644 --- a/drivers/scsi/qedi/qedi_iscsi.c +++ b/drivers/scsi/qedi/qedi_iscsi.c @@ -1466,9 +1466,6 @@ static const struct { { ISCSI_CONN_ERROR_OUT_OF_SGES_ERROR, "out of sge error" }, - { ISCSI_CONN_ERROR_TCP_SEG_PROC_IP_OPTIONS_ERROR, - "tcp seg ip options error" - }, { ISCSI_CONN_ERROR_TCP_IP_FRAGMENT_ERROR, "tcp ip fragment error" }, diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c index 09a294634bc7..5f5a4ef2e529 100644 --- a/drivers/scsi/qedi/qedi_main.c +++ b/drivers/scsi/qedi/qedi_main.c @@ -1499,11 +1499,9 @@ err_idx: void qedi_clear_task_idx(struct qedi_ctx *qedi, int idx) { - if (!test_and_clear_bit(idx, qedi->task_idx_map)) { + if (!test_and_clear_bit(idx, qedi->task_idx_map)) QEDI_ERR(&qedi->dbg_ctx, "FW task context, already cleared, tid=0x%x\n", idx); - WARN_ON(1); - } } void qedi_update_itt_map(struct qedi_ctx *qedi, u32 tid, u32 proto_itt, @@ -1844,7 +1842,7 @@ static int __qedi_probe(struct pci_dev *pdev, int mode) qedi->mac); sprintf(host_buf, "host_%d", qedi->shost->host_no); - qedi_ops->common->set_id(qedi->cdev, host_buf, QEDI_MODULE_VERSION); + qedi_ops->common->set_name(qedi->cdev, host_buf); qedi_ops->register_ops(qedi->cdev, &qedi_cb_ops, qedi); diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 634254a52301..8a29fb09db14 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -3390,7 +3390,7 @@ qla1280_isp_cmd(struct scsi_qla_host *ha) * On PCI bus, order reverses and write of 6 posts, then index 5, * causing chip to issue full queue of stale commands * The mmiowb() prevents future writes from crossing the barrier. - * See Documentation/DocBook/deviceiobook.tmpl for more information. + * See Documentation/driver-api/device-io.rst for more information. */ WRT_REG_WORD(®->mailbox4, ha->req_ring_index); mmiowb(); diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index dc095a292c61..3be980d47268 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -245,7 +245,7 @@ struct sdebug_dev_info { unsigned int channel; unsigned int target; u64 lun; - uuid_be lu_name; + uuid_t lu_name; struct sdebug_host_info *sdbg_host; unsigned long uas_bm[1]; atomic_t num_in_q; @@ -965,7 +965,7 @@ static const u64 naa3_comp_c = 0x3111111000000000ULL; static int inquiry_vpd_83(unsigned char *arr, int port_group_id, int target_dev_id, int dev_id_num, const char *dev_id_str, int dev_id_str_len, - const uuid_be *lu_name) + const uuid_t *lu_name) { int num, port_a; char b[32]; @@ -3568,7 +3568,7 @@ static void sdebug_q_cmd_wq_complete(struct work_struct *work) } static bool got_shared_uuid; -static uuid_be shared_uuid; +static uuid_t shared_uuid; static struct sdebug_dev_info *sdebug_device_create( struct sdebug_host_info *sdbg_host, gfp_t flags) @@ -3578,12 +3578,12 @@ static struct sdebug_dev_info *sdebug_device_create( devip = kzalloc(sizeof(*devip), flags); if (devip) { if (sdebug_uuid_ctl == 1) - uuid_be_gen(&devip->lu_name); + uuid_gen(&devip->lu_name); else if (sdebug_uuid_ctl == 2) { if (got_shared_uuid) devip->lu_name = shared_uuid; else { - uuid_be_gen(&shared_uuid); + uuid_gen(&shared_uuid); got_shared_uuid = true; devip->lu_name = shared_uuid; } diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index ac3196420435..ea9f40e51f68 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -1880,7 +1880,7 @@ int scsi_decide_disposition(struct scsi_cmnd *scmd) } } -static void eh_lock_door_done(struct request *req, int uptodate) +static void eh_lock_door_done(struct request *req, blk_status_t status) { __blk_put_request(req->q, req); } @@ -1909,7 +1909,6 @@ static void scsi_eh_lock_door(struct scsi_device *sdev) if (IS_ERR(req)) return; rq = scsi_req(req); - scsi_req_init(req); rq->cmd[0] = ALLOW_MEDIUM_REMOVAL; rq->cmd[1] = 0; diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 41c19c75dab4..f6097b89d5d3 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -250,7 +250,6 @@ int scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, if (IS_ERR(req)) return ret; rq = scsi_req(req); - scsi_req_init(req); if (bufflen && blk_rq_map_kern(sdev->request_queue, req, buffer, bufflen, __GFP_RECLAIM)) @@ -625,7 +624,7 @@ static void scsi_release_bidi_buffers(struct scsi_cmnd *cmd) cmd->request->next_rq->special = NULL; } -static bool scsi_end_request(struct request *req, int error, +static bool scsi_end_request(struct request *req, blk_status_t error, unsigned int bytes, unsigned int bidi_bytes) { struct scsi_cmnd *cmd = req->special; @@ -684,45 +683,28 @@ static bool scsi_end_request(struct request *req, int error, * @cmd: SCSI command (unused) * @result: scsi error code * - * Translate SCSI error code into standard UNIX errno. - * Return values: - * -ENOLINK temporary transport failure - * -EREMOTEIO permanent target failure, do not retry - * -EBADE permanent nexus failure, retry on other path - * -ENOSPC No write space available - * -ENODATA Medium error - * -EIO unspecified I/O error + * Translate SCSI error code into block errors. */ -static int __scsi_error_from_host_byte(struct scsi_cmnd *cmd, int result) +static blk_status_t __scsi_error_from_host_byte(struct scsi_cmnd *cmd, + int result) { - int error = 0; - - switch(host_byte(result)) { + switch (host_byte(result)) { case DID_TRANSPORT_FAILFAST: - error = -ENOLINK; - break; + return BLK_STS_TRANSPORT; case DID_TARGET_FAILURE: set_host_byte(cmd, DID_OK); - error = -EREMOTEIO; - break; + return BLK_STS_TARGET; case DID_NEXUS_FAILURE: - set_host_byte(cmd, DID_OK); - error = -EBADE; - break; + return BLK_STS_NEXUS; case DID_ALLOC_FAILURE: set_host_byte(cmd, DID_OK); - error = -ENOSPC; - break; + return BLK_STS_NOSPC; case DID_MEDIUM_ERROR: set_host_byte(cmd, DID_OK); - error = -ENODATA; - break; + return BLK_STS_MEDIUM; default: - error = -EIO; - break; + return BLK_STS_IOERR; } - - return error; } /* @@ -759,7 +741,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) int result = cmd->result; struct request_queue *q = cmd->device->request_queue; struct request *req = cmd->request; - int error = 0; + blk_status_t error = BLK_STS_OK; struct scsi_sense_hdr sshdr; bool sense_valid = false; int sense_deferred = 0, level = 0; @@ -798,7 +780,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) * both sides at once. */ scsi_req(req->next_rq)->resid_len = scsi_in(cmd)->resid; - if (scsi_end_request(req, 0, blk_rq_bytes(req), + if (scsi_end_request(req, BLK_STS_OK, blk_rq_bytes(req), blk_rq_bytes(req->next_rq))) BUG(); return; @@ -840,7 +822,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) scsi_print_sense(cmd); result = 0; /* for passthrough error may be set */ - error = 0; + error = BLK_STS_OK; } /* @@ -912,18 +894,18 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) action = ACTION_REPREP; } else if (sshdr.asc == 0x10) /* DIX */ { action = ACTION_FAIL; - error = -EILSEQ; + error = BLK_STS_PROTECTION; /* INVALID COMMAND OPCODE or INVALID FIELD IN CDB */ } else if (sshdr.asc == 0x20 || sshdr.asc == 0x24) { action = ACTION_FAIL; - error = -EREMOTEIO; + error = BLK_STS_TARGET; } else action = ACTION_FAIL; break; case ABORTED_COMMAND: action = ACTION_FAIL; if (sshdr.asc == 0x10) /* DIF */ - error = -EILSEQ; + error = BLK_STS_PROTECTION; break; case NOT_READY: /* If the device is in the process of becoming @@ -1124,6 +1106,19 @@ err_exit: } EXPORT_SYMBOL(scsi_init_io); +/** + * scsi_initialize_rq - initialize struct scsi_cmnd.req + * + * Called from inside blk_get_request(). + */ +void scsi_initialize_rq(struct request *rq) +{ + struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(rq); + + scsi_req_init(&cmd->req); +} +EXPORT_SYMBOL(scsi_initialize_rq); + /* Add a command to the list used by the aacraid and dpt_i2o drivers */ void scsi_add_cmd_to_list(struct scsi_cmnd *cmd) { @@ -1153,6 +1148,7 @@ void scsi_del_cmd_from_list(struct scsi_cmnd *cmd) } } +/* Called after a request has been started. */ void scsi_init_command(struct scsi_device *dev, struct scsi_cmnd *cmd) { void *buf = cmd->sense_buffer; @@ -1847,15 +1843,15 @@ out_delay: blk_delay_queue(q, SCSI_QUEUE_DELAY); } -static inline int prep_to_mq(int ret) +static inline blk_status_t prep_to_mq(int ret) { switch (ret) { case BLKPREP_OK: - return BLK_MQ_RQ_QUEUE_OK; + return BLK_STS_OK; case BLKPREP_DEFER: - return BLK_MQ_RQ_QUEUE_BUSY; + return BLK_STS_RESOURCE; default: - return BLK_MQ_RQ_QUEUE_ERROR; + return BLK_STS_IOERR; } } @@ -1914,7 +1910,7 @@ static void scsi_mq_done(struct scsi_cmnd *cmd) blk_mq_complete_request(cmd->request); } -static int scsi_queue_rq(struct blk_mq_hw_ctx *hctx, +static blk_status_t scsi_queue_rq(struct blk_mq_hw_ctx *hctx, const struct blk_mq_queue_data *bd) { struct request *req = bd->rq; @@ -1922,14 +1918,14 @@ static int scsi_queue_rq(struct blk_mq_hw_ctx *hctx, struct scsi_device *sdev = q->queuedata; struct Scsi_Host *shost = sdev->host; struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(req); - int ret; + blk_status_t ret; int reason; ret = prep_to_mq(scsi_prep_state_check(sdev, req)); - if (ret != BLK_MQ_RQ_QUEUE_OK) + if (ret != BLK_STS_OK) goto out; - ret = BLK_MQ_RQ_QUEUE_BUSY; + ret = BLK_STS_RESOURCE; if (!get_device(&sdev->sdev_gendev)) goto out; @@ -1942,7 +1938,7 @@ static int scsi_queue_rq(struct blk_mq_hw_ctx *hctx, if (!(req->rq_flags & RQF_DONTPREP)) { ret = prep_to_mq(scsi_mq_prep_fn(req)); - if (ret != BLK_MQ_RQ_QUEUE_OK) + if (ret != BLK_STS_OK) goto out_dec_host_busy; req->rq_flags |= RQF_DONTPREP; } else { @@ -1960,11 +1956,11 @@ static int scsi_queue_rq(struct blk_mq_hw_ctx *hctx, reason = scsi_dispatch_cmd(cmd); if (reason) { scsi_set_blocked(cmd, reason); - ret = BLK_MQ_RQ_QUEUE_BUSY; + ret = BLK_STS_RESOURCE; goto out_dec_host_busy; } - return BLK_MQ_RQ_QUEUE_OK; + return BLK_STS_OK; out_dec_host_busy: atomic_dec(&shost->host_busy); @@ -1977,12 +1973,14 @@ out_put_device: put_device(&sdev->sdev_gendev); out: switch (ret) { - case BLK_MQ_RQ_QUEUE_BUSY: + case BLK_STS_OK: + break; + case BLK_STS_RESOURCE: if (atomic_read(&sdev->device_busy) == 0 && !scsi_device_blocked(sdev)) blk_mq_delay_run_hw_queue(hctx, SCSI_QUEUE_DELAY); break; - case BLK_MQ_RQ_QUEUE_ERROR: + default: /* * Make sure to release all allocated ressources when * we hit an error, as we will never see this command @@ -1991,8 +1989,6 @@ out: if (req->rq_flags & RQF_DONTPREP) scsi_mq_uninit_cmd(cmd); break; - default: - break; } return ret; } @@ -2073,6 +2069,8 @@ void __scsi_init_queue(struct Scsi_Host *shost, struct request_queue *q) { struct device *dev = shost->dma_dev; + queue_flag_set_unlocked(QUEUE_FLAG_SCSI_PASSTHROUGH, q); + /* * this limit is imposed by hardware restrictions */ @@ -2159,6 +2157,7 @@ struct request_queue *scsi_alloc_queue(struct scsi_device *sdev) q->request_fn = scsi_request_fn; q->init_rq_fn = scsi_init_rq; q->exit_rq_fn = scsi_exit_rq; + q->initialize_rq_fn = scsi_initialize_rq; if (blk_init_allocated_queue(q) < 0) { blk_cleanup_queue(q); @@ -2183,6 +2182,7 @@ static const struct blk_mq_ops scsi_mq_ops = { #endif .init_request = scsi_init_request, .exit_request = scsi_exit_request, + .initialize_rq_fn = scsi_initialize_rq, .map_queues = scsi_map_queues, }; @@ -2989,7 +2989,7 @@ int scsi_internal_device_block_nowait(struct scsi_device *sdev) * request queue. */ if (q->mq_ops) { - blk_mq_stop_hw_queues(q); + blk_mq_quiesce_queue_nowait(q); } else { spin_lock_irqsave(q->queue_lock, flags); blk_stop_queue(q); @@ -3043,7 +3043,7 @@ void scsi_start_queue(struct scsi_device *sdev) unsigned long flags; if (q->mq_ops) { - blk_mq_start_stopped_hw_queues(q, false); + blk_mq_unquiesce_queue(q); } else { spin_lock_irqsave(q->queue_lock, flags); blk_start_queue(q); diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 3832ba57151b..fd88dabd599d 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -1037,10 +1037,11 @@ static unsigned char *scsi_inq_str(unsigned char *buf, unsigned char *inq, * allocate and set it up by calling scsi_add_lun. * * Return: - * SCSI_SCAN_NO_RESPONSE: could not allocate or setup a scsi_device - * SCSI_SCAN_TARGET_PRESENT: target responded, but no device is + * + * - SCSI_SCAN_NO_RESPONSE: could not allocate or setup a scsi_device + * - SCSI_SCAN_TARGET_PRESENT: target responded, but no device is * attached at the LUN - * SCSI_SCAN_LUN_PRESENT: a new scsi_device was allocated and initialized + * - SCSI_SCAN_LUN_PRESENT: a new scsi_device was allocated and initialized **/ static int scsi_probe_and_add_lun(struct scsi_target *starget, u64 lun, int *bflagsp, diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 6dd0922a499d..7e24aa30c3b0 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -2914,16 +2914,18 @@ EXPORT_SYMBOL(fc_remote_port_add); * port is no longer part of the topology. Note: Although a port * may no longer be part of the topology, it may persist in the remote * ports displayed by the fc_host. We do this under 2 conditions: + * * 1) If the port was a scsi target, we delay its deletion by "blocking" it. - * This allows the port to temporarily disappear, then reappear without - * disrupting the SCSI device tree attached to it. During the "blocked" - * period the port will still exist. + * This allows the port to temporarily disappear, then reappear without + * disrupting the SCSI device tree attached to it. During the "blocked" + * period the port will still exist. + * * 2) If the port was a scsi target and disappears for longer than we - * expect, we'll delete the port and the tear down the SCSI device tree - * attached to it. However, we want to semi-persist the target id assigned - * to that port if it eventually does exist. The port structure will - * remain (although with minimal information) so that the target id - * bindings also remain. + * expect, we'll delete the port and the tear down the SCSI device tree + * attached to it. However, we want to semi-persist the target id assigned + * to that port if it eventually does exist. The port structure will + * remain (although with minimal information) so that the target id + * bindings also remain. * * If the remote port is not an FCP Target, it will be fully torn down * and deallocated, including the fc_remote_port class device. diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c index 0ebe2f1bb908..5006a656e16a 100644 --- a/drivers/scsi/scsi_transport_sas.c +++ b/drivers/scsi/scsi_transport_sas.c @@ -33,6 +33,7 @@ #include <linux/bsg.h> #include <scsi/scsi.h> +#include <scsi/scsi_cmnd.h> #include <scsi/scsi_request.h> #include <scsi/scsi_device.h> #include <scsi/scsi_host.h> @@ -172,7 +173,7 @@ static void sas_smp_request(struct request_queue *q, struct Scsi_Host *shost, struct sas_rphy *rphy) { struct request *req; - int ret; + blk_status_t ret; int (*handler)(struct Scsi_Host *, struct sas_rphy *, struct request *); while ((req = blk_fetch_request(q)) != NULL) { @@ -230,6 +231,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy) q = blk_alloc_queue(GFP_KERNEL); if (!q) return -ENOMEM; + q->initialize_rq_fn = scsi_initialize_rq; q->cmd_size = sizeof(struct scsi_request); if (rphy) { @@ -249,6 +251,11 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy) if (error) goto out_cleanup_queue; + /* + * by default assume old behaviour and bounce for any highmem page + */ + blk_queue_bounce_limit(q, BLK_BOUNCE_HIGH); + error = bsg_register_queue(q, dev, name, release); if (error) goto out_cleanup_queue; @@ -264,6 +271,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy) q->queuedata = shost; queue_flag_set_unlocked(QUEUE_FLAG_BIDI, q); + queue_flag_set_unlocked(QUEUE_FLAG_SCSI_PASSTHROUGH, q); return 0; out_cleanup_queue: diff --git a/drivers/scsi/scsicam.c b/drivers/scsi/scsicam.c index 910f4a7a3924..31273468589c 100644 --- a/drivers/scsi/scsicam.c +++ b/drivers/scsi/scsicam.c @@ -116,8 +116,8 @@ EXPORT_SYMBOL(scsicam_bios_param); * @hds: put heads here * @secs: put sectors here * - * Description: determine the BIOS mapping/geometry used to create the partition - * table, storing the results in *cyls, *hds, and *secs + * Determine the BIOS mapping/geometry used to create the partition + * table, storing the results in @cyls, @hds, and @secs * * Returns: -1 on failure, 0 on success. */ diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 7dc8cb8f1818..bea36adeee17 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -50,6 +50,7 @@ #include <linux/string_helpers.h> #include <linux/async.h> #include <linux/slab.h> +#include <linux/sed-opal.h> #include <linux/pm_runtime.h> #include <linux/pr.h> #include <linux/t10-pi.h> @@ -629,6 +630,26 @@ static void scsi_disk_put(struct scsi_disk *sdkp) mutex_unlock(&sd_ref_mutex); } +#ifdef CONFIG_BLK_SED_OPAL +static int sd_sec_submit(void *data, u16 spsp, u8 secp, void *buffer, + size_t len, bool send) +{ + struct scsi_device *sdev = data; + u8 cdb[12] = { 0, }; + int ret; + + cdb[0] = send ? SECURITY_PROTOCOL_OUT : SECURITY_PROTOCOL_IN; + cdb[1] = secp; + put_unaligned_be16(spsp, &cdb[2]); + put_unaligned_be32(len, &cdb[6]); + + ret = scsi_execute_req(sdev, cdb, + send ? DMA_TO_DEVICE : DMA_FROM_DEVICE, + buffer, len, NULL, SD_TIMEOUT, SD_MAX_RETRIES, NULL); + return ret <= 0 ? ret : -EIO; +} +#endif /* CONFIG_BLK_SED_OPAL */ + static unsigned char sd_setup_protect_cmnd(struct scsi_cmnd *scmd, unsigned int dix, unsigned int dif) { @@ -1441,6 +1462,9 @@ static int sd_ioctl(struct block_device *bdev, fmode_t mode, if (error) goto out; + if (is_sed_ioctl(cmd)) + return sed_ioctl(sdkp->opal_dev, cmd, p); + /* * Send SCSI addressing ioctls directly to mid level, send other * ioctls to block level and then onto mid level if they can't be @@ -3004,6 +3028,20 @@ static void sd_read_write_same(struct scsi_disk *sdkp, unsigned char *buffer) sdkp->ws10 = 1; } +static void sd_read_security(struct scsi_disk *sdkp, unsigned char *buffer) +{ + struct scsi_device *sdev = sdkp->device; + + if (!sdev->security_supported) + return; + + if (scsi_report_opcode(sdev, buffer, SD_BUF_SIZE, + SECURITY_PROTOCOL_IN) == 1 && + scsi_report_opcode(sdev, buffer, SD_BUF_SIZE, + SECURITY_PROTOCOL_OUT) == 1) + sdkp->security = 1; +} + /** * sd_revalidate_disk - called the first time a new disk is seen, * performs disk spin up, read_capacity, etc. @@ -3057,6 +3095,7 @@ static int sd_revalidate_disk(struct gendisk *disk) sd_read_cache_type(sdkp, buffer); sd_read_app_tag_own(sdkp, buffer); sd_read_write_same(sdkp, buffer); + sd_read_security(sdkp, buffer); } sdkp->first_scan = 0; @@ -3217,6 +3256,12 @@ static void sd_probe_async(void *data, async_cookie_t cookie) sd_revalidate_disk(gd); + if (sdkp->security) { + sdkp->opal_dev = init_opal_dev(sdp, &sd_sec_submit); + if (sdkp->opal_dev) + sd_printk(KERN_NOTICE, sdkp, "supports TCG Opal\n"); + } + sd_printk(KERN_NOTICE, sdkp, "Attached SCSI %sdisk\n", sdp->removable ? "removable " : ""); scsi_autopm_put_device(sdp); @@ -3366,6 +3411,8 @@ static int sd_remove(struct device *dev) sd_zbc_remove(sdkp); + free_opal_dev(sdkp->opal_dev); + blk_register_region(devt, SD_MINORS, NULL, sd_default_probe, NULL, NULL); @@ -3518,6 +3565,7 @@ static int sd_suspend_runtime(struct device *dev) static int sd_resume(struct device *dev) { struct scsi_disk *sdkp = dev_get_drvdata(dev); + int ret; if (!sdkp) /* E.g.: runtime resume at the start of sd_probe() */ return 0; @@ -3526,7 +3574,10 @@ static int sd_resume(struct device *dev) return 0; sd_printk(KERN_NOTICE, sdkp, "Starting disk\n"); - return sd_start_stop_device(sdkp, 1); + ret = sd_start_stop_device(sdkp, 1); + if (!ret) + opal_unlock_from_suspend(sdkp->opal_dev); + return ret; } /** diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index 61d02efd366c..99c4dde9b6bf 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -71,6 +71,7 @@ struct scsi_disk { struct scsi_device *device; struct device dev; struct gendisk *disk; + struct opal_dev *opal_dev; #ifdef CONFIG_BLK_DEV_ZONED unsigned int nr_zones; unsigned int zone_blocks; @@ -114,6 +115,7 @@ struct scsi_disk { unsigned rc_basis: 2; unsigned zoned: 2; unsigned urswrz : 1; + unsigned security : 1; unsigned ignore_medium_access_errors : 1; }; #define to_scsi_disk(obj) container_of(obj,struct scsi_disk,dev) diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 82c33a6edbea..21225d62b0c1 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -177,7 +177,7 @@ typedef struct sg_device { /* holds the state of each scsi generic device */ } Sg_device; /* tasklet or soft irq callback */ -static void sg_rq_end_io(struct request *rq, int uptodate); +static void sg_rq_end_io(struct request *rq, blk_status_t status); static int sg_start_req(Sg_request *srp, unsigned char *cmd); static int sg_finish_rem_req(Sg_request * srp); static int sg_build_indirect(Sg_scatter_hold * schp, Sg_fd * sfp, int buff_size); @@ -808,7 +808,7 @@ sg_common_write(Sg_fd * sfp, Sg_request * srp, if (atomic_read(&sdp->detaching)) { if (srp->bio) { scsi_req_free_cmd(scsi_req(srp->rq)); - blk_end_request_all(srp->rq, -EIO); + blk_end_request_all(srp->rq, BLK_STS_IOERR); srp->rq = NULL; } @@ -1300,7 +1300,7 @@ sg_rq_end_io_usercontext(struct work_struct *work) * level when a command is completed (or has failed). */ static void -sg_rq_end_io(struct request *rq, int uptodate) +sg_rq_end_io(struct request *rq, blk_status_t status) { struct sg_request *srp = rq->end_io_data; struct scsi_request *req = scsi_req(rq); @@ -1732,8 +1732,6 @@ sg_start_req(Sg_request *srp, unsigned char *cmd) } req = scsi_req(rq); - scsi_req_init(rq); - if (hp->cmd_len > BLK_MAX_CDB) req->cmd = long_cmdp; memcpy(req->cmd, cmd, hp->cmd_len); diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 1ea34d6f5437..8e5013d9cad4 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -511,7 +511,7 @@ static void st_do_stats(struct scsi_tape *STp, struct request *req) atomic64_dec(&STp->stats->in_flight); } -static void st_scsi_execute_end(struct request *req, int uptodate) +static void st_scsi_execute_end(struct request *req, blk_status_t status) { struct st_request *SRpnt = req->end_io_data; struct scsi_request *rq = scsi_req(req); @@ -549,7 +549,6 @@ static int st_scsi_execute(struct st_request *SRpnt, const unsigned char *cmd, if (IS_ERR(req)) return DRIVER_ERROR << 24; rq = scsi_req(req); - scsi_req_init(req); req->rq_flags |= RQF_QUIET; mdata->null_mapped = 1; |