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authorLinus Torvalds <torvalds@linux-foundation.org>2017-03-02 14:52:05 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-03-02 14:52:05 -0800
commit821fd6f6cb6500cd04a6c7e8f701f9b311a5c2b3 (patch)
treed5b3dc3a6bb92b8842cad096e737f3518d257bbe /drivers/scsi/qla2xxx/qla_gs.c
parentca4c7d7c2b6b4bfb293c24da1442cf0336c1912a (diff)
parentc87ba9c49c1fa86261448b09c5f1b2223bf7efd9 (diff)
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
Pull SCSI target updates from Nicholas Bellinger: "The highlights this round include: - enable dual mode (initiator + target) qla2xxx operation. (Quinn + Himanshu) - add a framework for qla2xxx async fabric discovery. (Quinn + Himanshu) - enable iscsi PDU DDP completion offload in cxgbit/T6 NICs. (Varun) - fix target-core handling of aborted failed commands. (Bart) - fix a long standing target-core issue NULL pointer dereference with active I/O LUN shutdown. (Rob Millner + Bryant + nab)" * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (44 commits) target: Add counters for ABORT_TASK success + failure iscsi-target: Fix early login failure statistics misses target: Fix NULL dereference during LUN lookup + active I/O shutdown target: Delete tmr from list before processing target: Fix handling of aborted failed commands uapi: fix linux/target_core_user.h userspace compilation errors target: export protocol identifier qla2xxx: Fix a warning reported by the "smatch" static checker target/iscsi: Fix unsolicited data seq_end_offset calculation target/cxgbit: add T6 iSCSI DDP completion feature target/cxgbit: Enable DDP for T6 only if data sequence and pdu are in order target/cxgbit: Use T6 specific macros to get ETH/IP hdr len target/cxgbit: use cxgb4_tp_smt_idx() to get smt idx target/iscsi: split iscsit_check_dataout_hdr() target: Remove command flag CMD_T_DEV_ACTIVE target: Remove command flag CMD_T_BUSY target: Move session check from target_put_sess_cmd() into target_release_cmd_kref() target: Inline transport_cmd_check_stop() target: Remove an overly chatty debug message target: Stop execution if CMD_T_STOP has been set ...
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_gs.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_gs.c726
1 files changed, 655 insertions, 71 deletions
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index ee3df8794806..ab0f873fd6a1 100644
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -24,12 +24,12 @@ static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
* Returns a pointer to the @ha's ms_iocb.
*/
void *
-qla2x00_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size)
+qla2x00_prep_ms_iocb(scsi_qla_host_t *vha, struct ct_arg *arg)
{
struct qla_hw_data *ha = vha->hw;
ms_iocb_entry_t *ms_pkt;
- ms_pkt = ha->ms_iocb;
+ ms_pkt = (ms_iocb_entry_t *)arg->iocb;
memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
ms_pkt->entry_type = MS_IOCB_TYPE;
@@ -39,15 +39,15 @@ qla2x00_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size)
ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
ms_pkt->cmd_dsd_count = cpu_to_le16(1);
ms_pkt->total_dsd_count = cpu_to_le16(2);
- ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
- ms_pkt->req_bytecount = cpu_to_le32(req_size);
+ ms_pkt->rsp_bytecount = cpu_to_le32(arg->rsp_size);
+ ms_pkt->req_bytecount = cpu_to_le32(arg->req_size);
- ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
- ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
+ ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(arg->req_dma));
+ ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(arg->req_dma));
ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
- ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
- ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
+ ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(arg->rsp_dma));
+ ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(arg->rsp_dma));
ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
vha->qla_stats.control_requests++;
@@ -64,29 +64,29 @@ qla2x00_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size)
* Returns a pointer to the @ha's ms_iocb.
*/
void *
-qla24xx_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size)
+qla24xx_prep_ms_iocb(scsi_qla_host_t *vha, struct ct_arg *arg)
{
struct qla_hw_data *ha = vha->hw;
struct ct_entry_24xx *ct_pkt;
- ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
+ ct_pkt = (struct ct_entry_24xx *)arg->iocb;
memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
ct_pkt->entry_type = CT_IOCB_TYPE;
ct_pkt->entry_count = 1;
- ct_pkt->nport_handle = cpu_to_le16(NPH_SNS);
+ ct_pkt->nport_handle = cpu_to_le16(arg->nport_handle);
ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
ct_pkt->cmd_dsd_count = cpu_to_le16(1);
ct_pkt->rsp_dsd_count = cpu_to_le16(1);
- ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
- ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
+ ct_pkt->rsp_byte_count = cpu_to_le32(arg->rsp_size);
+ ct_pkt->cmd_byte_count = cpu_to_le32(arg->req_size);
- ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
- ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
+ ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(arg->req_dma));
+ ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(arg->req_dma));
ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
- ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
- ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
+ ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(arg->rsp_dma));
+ ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(arg->rsp_dma));
ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
ct_pkt->vp_index = vha->vp_idx;
@@ -117,7 +117,7 @@ qla2x00_prep_ct_req(struct ct_sns_pkt *p, uint16_t cmd, uint16_t rsp_size)
return &p->p.req;
}
-static int
+int
qla2x00_chk_ms_status(scsi_qla_host_t *vha, ms_iocb_entry_t *ms_pkt,
struct ct_sns_rsp *ct_rsp, const char *routine)
{
@@ -183,14 +183,21 @@ qla2x00_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
struct qla_hw_data *ha = vha->hw;
+ struct ct_arg arg;
if (IS_QLA2100(ha) || IS_QLA2200(ha))
return qla2x00_sns_ga_nxt(vha, fcport);
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = GA_NXT_REQ_SIZE;
+ arg.rsp_size = GA_NXT_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
/* Issue GA_NXT */
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GA_NXT_REQ_SIZE,
- GA_NXT_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, GA_NXT_CMD,
@@ -269,16 +276,24 @@ qla2x00_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
struct ct_sns_gid_pt_data *gid_data;
struct qla_hw_data *ha = vha->hw;
uint16_t gid_pt_rsp_size;
+ struct ct_arg arg;
if (IS_QLA2100(ha) || IS_QLA2200(ha))
return qla2x00_sns_gid_pt(vha, list);
gid_data = NULL;
gid_pt_rsp_size = qla2x00_gid_pt_rsp_size(vha);
+
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = GID_PT_REQ_SIZE;
+ arg.rsp_size = gid_pt_rsp_size;
+ arg.nport_handle = NPH_SNS;
+
/* Issue GID_PT */
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GID_PT_REQ_SIZE,
- gid_pt_rsp_size);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, GID_PT_CMD, gid_pt_rsp_size);
@@ -344,15 +359,22 @@ qla2x00_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
struct qla_hw_data *ha = vha->hw;
+ struct ct_arg arg;
if (IS_QLA2100(ha) || IS_QLA2200(ha))
return qla2x00_sns_gpn_id(vha, list);
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = GPN_ID_REQ_SIZE;
+ arg.rsp_size = GPN_ID_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
for (i = 0; i < ha->max_fibre_devices; i++) {
/* Issue GPN_ID */
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GPN_ID_REQ_SIZE,
- GPN_ID_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, GPN_ID_CMD,
@@ -406,15 +428,22 @@ qla2x00_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
ms_iocb_entry_t *ms_pkt;
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
+ struct ct_arg arg;
if (IS_QLA2100(ha) || IS_QLA2200(ha))
return qla2x00_sns_gnn_id(vha, list);
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = GNN_ID_REQ_SIZE;
+ arg.rsp_size = GNN_ID_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
for (i = 0; i < ha->max_fibre_devices; i++) {
/* Issue GNN_ID */
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GNN_ID_REQ_SIZE,
- GNN_ID_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, GNN_ID_CMD,
@@ -473,14 +502,21 @@ qla2x00_rft_id(scsi_qla_host_t *vha)
ms_iocb_entry_t *ms_pkt;
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
+ struct ct_arg arg;
if (IS_QLA2100(ha) || IS_QLA2200(ha))
return qla2x00_sns_rft_id(vha);
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = RFT_ID_REQ_SIZE;
+ arg.rsp_size = RFT_ID_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
/* Issue RFT_ID */
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RFT_ID_REQ_SIZE,
- RFT_ID_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, RFT_ID_CMD,
@@ -526,6 +562,7 @@ qla2x00_rff_id(scsi_qla_host_t *vha)
ms_iocb_entry_t *ms_pkt;
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
+ struct ct_arg arg;
if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
ql_dbg(ql_dbg_disc, vha, 0x2046,
@@ -533,10 +570,16 @@ qla2x00_rff_id(scsi_qla_host_t *vha)
return (QLA_SUCCESS);
}
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = RFF_ID_REQ_SIZE;
+ arg.rsp_size = RFF_ID_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
/* Issue RFF_ID */
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RFF_ID_REQ_SIZE,
- RFF_ID_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, RFF_ID_CMD,
@@ -584,14 +627,21 @@ qla2x00_rnn_id(scsi_qla_host_t *vha)
ms_iocb_entry_t *ms_pkt;
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
+ struct ct_arg arg;
if (IS_QLA2100(ha) || IS_QLA2200(ha))
return qla2x00_sns_rnn_id(vha);
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = RNN_ID_REQ_SIZE;
+ arg.rsp_size = RNN_ID_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
/* Issue RNN_ID */
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RNN_ID_REQ_SIZE,
- RNN_ID_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, RNN_ID_CMD, RNN_ID_RSP_SIZE);
@@ -651,6 +701,7 @@ qla2x00_rsnn_nn(scsi_qla_host_t *vha)
ms_iocb_entry_t *ms_pkt;
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
+ struct ct_arg arg;
if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
ql_dbg(ql_dbg_disc, vha, 0x2050,
@@ -658,10 +709,17 @@ qla2x00_rsnn_nn(scsi_qla_host_t *vha)
return (QLA_SUCCESS);
}
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = 0;
+ arg.rsp_size = RSNN_NN_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
/* Issue RSNN_NN */
/* Prepare common MS IOCB */
/* Request size adjusted after CT preparation */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, 0, RSNN_NN_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, RSNN_NN_CMD,
@@ -1103,7 +1161,7 @@ qla2x00_sns_rnn_id(scsi_qla_host_t *vha)
*
* Returns 0 on success.
*/
-static int
+int
qla2x00_mgmt_svr_login(scsi_qla_host_t *vha)
{
int ret, rval;
@@ -2425,15 +2483,22 @@ qla2x00_gfpn_id(scsi_qla_host_t *vha, sw_info_t *list)
ms_iocb_entry_t *ms_pkt;
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
+ struct ct_arg arg;
if (!IS_IIDMA_CAPABLE(ha))
return QLA_FUNCTION_FAILED;
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = GFPN_ID_REQ_SIZE;
+ arg.rsp_size = GFPN_ID_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
for (i = 0; i < ha->max_fibre_devices; i++) {
/* Issue GFPN_ID */
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GFPN_ID_REQ_SIZE,
- GFPN_ID_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, GFPN_ID_CMD,
@@ -2471,36 +2536,6 @@ qla2x00_gfpn_id(scsi_qla_host_t *vha, sw_info_t *list)
return (rval);
}
-static inline void *
-qla24xx_prep_ms_fm_iocb(scsi_qla_host_t *vha, uint32_t req_size,
- uint32_t rsp_size)
-{
- struct ct_entry_24xx *ct_pkt;
- struct qla_hw_data *ha = vha->hw;
- ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
- memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
-
- ct_pkt->entry_type = CT_IOCB_TYPE;
- ct_pkt->entry_count = 1;
- ct_pkt->nport_handle = cpu_to_le16(vha->mgmt_svr_loop_id);
- ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
- ct_pkt->cmd_dsd_count = cpu_to_le16(1);
- ct_pkt->rsp_dsd_count = cpu_to_le16(1);
- ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
- ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
-
- ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
- ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
- ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
-
- ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
- ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
- ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
- ct_pkt->vp_index = vha->vp_idx;
-
- return ct_pkt;
-}
-
static inline struct ct_sns_req *
qla24xx_prep_ct_fm_req(struct ct_sns_pkt *p, uint16_t cmd,
@@ -2530,9 +2565,10 @@ qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list)
int rval;
uint16_t i;
struct qla_hw_data *ha = vha->hw;
- ms_iocb_entry_t *ms_pkt;
+ ms_iocb_entry_t *ms_pkt;
struct ct_sns_req *ct_req;
struct ct_sns_rsp *ct_rsp;
+ struct ct_arg arg;
if (!IS_IIDMA_CAPABLE(ha))
return QLA_FUNCTION_FAILED;
@@ -2543,11 +2579,17 @@ qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list)
if (rval)
return rval;
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = GPSC_REQ_SIZE;
+ arg.rsp_size = GPSC_RSP_SIZE;
+ arg.nport_handle = vha->mgmt_svr_loop_id;
+
for (i = 0; i < ha->max_fibre_devices; i++) {
/* Issue GFPN_ID */
/* Prepare common MS IOCB */
- ms_pkt = qla24xx_prep_ms_fm_iocb(vha, GPSC_REQ_SIZE,
- GPSC_RSP_SIZE);
+ ms_pkt = qla24xx_prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla24xx_prep_ct_fm_req(ha->ct_sns, GPSC_CMD,
@@ -2641,6 +2683,7 @@ qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list)
struct ct_sns_rsp *ct_rsp;
struct qla_hw_data *ha = vha->hw;
uint8_t fcp_scsi_features = 0;
+ struct ct_arg arg;
for (i = 0; i < ha->max_fibre_devices; i++) {
/* Set default FC4 Type as UNKNOWN so the default is to
@@ -2651,9 +2694,15 @@ qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list)
if (!IS_FWI2_CAPABLE(ha))
continue;
+ arg.iocb = ha->ms_iocb;
+ arg.req_dma = ha->ct_sns_dma;
+ arg.rsp_dma = ha->ct_sns_dma;
+ arg.req_size = GFF_ID_REQ_SIZE;
+ arg.rsp_size = GFF_ID_RSP_SIZE;
+ arg.nport_handle = NPH_SNS;
+
/* Prepare common MS IOCB */
- ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GFF_ID_REQ_SIZE,
- GFF_ID_RSP_SIZE);
+ ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
/* Prepare CT request */
ct_req = qla2x00_prep_ct_req(ha->ct_sns, GFF_ID_CMD,
@@ -2692,3 +2741,538 @@ qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list)
break;
}
}
+
+/* GID_PN completion processing. */
+void qla24xx_handle_gidpn_event(scsi_qla_host_t *vha, struct event_arg *ea)
+{
+ fc_port_t *fcport = ea->fcport;
+
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %8phC login state %d \n",
+ __func__, fcport->port_name, fcport->fw_login_state);
+
+ if (ea->sp->gen2 != fcport->login_gen) {
+ /* PLOGI/PRLI/LOGO came in while cmd was out.*/
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %8phC generation changed rscn %d|%d login %d|%d \n",
+ __func__, fcport->port_name, fcport->last_rscn_gen,
+ fcport->rscn_gen, fcport->last_login_gen, fcport->login_gen);
+ return;
+ }
+
+ if (!ea->rc) {
+ if (ea->sp->gen1 == fcport->rscn_gen) {
+ fcport->scan_state = QLA_FCPORT_FOUND;
+ fcport->flags |= FCF_FABRIC_DEVICE;
+
+ if (fcport->d_id.b24 == ea->id.b24) {
+ /* cable plugged into the same place */
+ switch (vha->host->active_mode) {
+ case MODE_TARGET:
+ /* NOOP. let the other guy login to us.*/
+ break;
+ case MODE_INITIATOR:
+ case MODE_DUAL:
+ default:
+ if (atomic_read(&fcport->state) ==
+ FCS_ONLINE)
+ break;
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %d %8phC post gnl\n",
+ __func__, __LINE__, fcport->port_name);
+ qla24xx_post_gnl_work(vha, fcport);
+ break;
+ }
+ } else { /* fcport->d_id.b24 != ea->id.b24 */
+ fcport->d_id.b24 = ea->id.b24;
+ if (fcport->deleted == QLA_SESS_DELETED) {
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %d %8phC post del sess\n",
+ __func__, __LINE__, fcport->port_name);
+ qlt_schedule_sess_for_deletion_lock(fcport);
+ }
+ }
+ } else { /* ea->sp->gen1 != fcport->rscn_gen */
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %d %8phC post gidpn\n",
+ __func__, __LINE__, fcport->port_name);
+ /* rscn came in while cmd was out */
+ qla24xx_post_gidpn_work(vha, fcport);
+ }
+ } else { /* ea->rc */
+ /* cable pulled */
+ if (ea->sp->gen1 == fcport->rscn_gen) {
+ if (ea->sp->gen2 == fcport->login_gen) {
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %d %8phC post del sess\n", __func__,
+ __LINE__, fcport->port_name);
+ qlt_schedule_sess_for_deletion_lock(fcport);
+ } else {
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %d %8phC login\n", __func__, __LINE__,
+ fcport->port_name);
+ qla24xx_fcport_handle_login(vha, fcport);
+ }
+ } else {
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %d %8phC post gidpn\n", __func__, __LINE__,
+ fcport->port_name);
+ qla24xx_post_gidpn_work(vha, fcport);
+ }
+ }
+} /* gidpn_event */
+
+static void qla2x00_async_gidpn_sp_done(void *s, int res)
+{
+ struct srb *sp = s;
+ struct scsi_qla_host *vha = sp->vha;
+ fc_port_t *fcport = sp->fcport;
+ u8 *id = fcport->ct_desc.ct_sns->p.rsp.rsp.gid_pn.port_id;
+ struct event_arg ea;
+
+ fcport->flags &= ~FCF_ASYNC_SENT;
+
+ memset(&ea, 0, sizeof(ea));
+ ea.fcport = fcport;
+ ea.id.b.domain = id[0];
+ ea.id.b.area = id[1];
+ ea.id.b.al_pa = id[2];
+ ea.sp = sp;
+ ea.rc = res;
+ ea.event = FCME_GIDPN_DONE;
+
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "Async done-%s res %x, WWPN %8phC ID %3phC \n",
+ sp->name, res, fcport->port_name, id);
+
+ qla2x00_fcport_event_handler(vha, &ea);
+
+ sp->free(sp);
+}
+
+int qla24xx_async_gidpn(scsi_qla_host_t *vha, fc_port_t *fcport)
+{
+ int rval = QLA_FUNCTION_FAILED;
+ struct ct_sns_req *ct_req;
+ srb_t *sp;
+
+ if (!vha->flags.online)
+ goto done;
+
+ fcport->flags |= FCF_ASYNC_SENT;
+ fcport->disc_state = DSC_GID_PN;
+ fcport->scan_state = QLA_FCPORT_SCAN;
+ sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC);
+ if (!sp)
+ goto done;
+
+ sp->type = SRB_CT_PTHRU_CMD;
+ sp->name = "gidpn";
+ sp->gen1 = fcport->rscn_gen;
+ sp->gen2 = fcport->login_gen;
+
+ qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
+
+ /* CT_IU preamble */
+ ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GID_PN_CMD,
+ GID_PN_RSP_SIZE);
+
+ /* GIDPN req */
+ memcpy(ct_req->req.gid_pn.port_name, fcport->port_name,
+ WWN_SIZE);
+
+ /* req & rsp use the same buffer */
+ sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns;
+ sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma;
+ sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns;
+ sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma;
+ sp->u.iocb_cmd.u.ctarg.req_size = GID_PN_REQ_SIZE;
+ sp->u.iocb_cmd.u.ctarg.rsp_size = GID_PN_RSP_SIZE;
+ sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
+
+ sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
+ sp->done = qla2x00_async_gidpn_sp_done;
+
+ rval = qla2x00_start_sp(sp);
+ if (rval != QLA_SUCCESS)
+ goto done_free_sp;
+
+ ql_dbg(ql_dbg_disc, vha, 0x206f,
+ "Async-%s - %8phC hdl=%x loopid=%x portid %02x%02x%02x.\n",
+ sp->name, fcport->port_name,
+ sp->handle, fcport->loop_id, fcport->d_id.b.domain,
+ fcport->d_id.b.area, fcport->d_id.b.al_pa);
+ return rval;
+
+done_free_sp:
+ sp->free(sp);
+done:
+ fcport->flags &= ~FCF_ASYNC_SENT;
+ return rval;
+}
+
+int qla24xx_post_gidpn_work(struct scsi_qla_host *vha, fc_port_t *fcport)
+{
+ struct qla_work_evt *e;
+ int ls;
+
+ ls = atomic_read(&vha->loop_state);
+ if (((ls != LOOP_READY) && (ls != LOOP_UP)) ||
+ test_bit(UNLOADING, &vha->dpc_flags))
+ return 0;
+
+ e = qla2x00_alloc_work(vha, QLA_EVT_GIDPN);
+ if (!e)
+ return QLA_FUNCTION_FAILED;
+
+ e->u.fcport.fcport = fcport;
+ return qla2x00_post_work(vha, e);
+}
+
+int qla24xx_post_gpsc_work(struct scsi_qla_host *vha, fc_port_t *fcport)
+{
+ struct qla_work_evt *e;
+
+ e = qla2x00_alloc_work(vha, QLA_EVT_GPSC);
+ if (!e)
+ return QLA_FUNCTION_FAILED;
+
+ e->u.fcport.fcport = fcport;
+ return qla2x00_post_work(vha, e);
+}
+
+static void qla24xx_async_gpsc_sp_done(void *s, int res)
+{
+ struct srb *sp = s;
+ struct scsi_qla_host *vha = sp->vha;
+ struct qla_hw_data *ha = vha->hw;
+ fc_port_t *fcport = sp->fcport;
+ struct ct_sns_rsp *ct_rsp;
+ struct event_arg ea;
+
+ ct_rsp = &fcport->ct_desc.ct_sns->p.rsp;
+
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "Async done-%s res %x, WWPN %8phC \n",
+ sp->name, res, fcport->port_name);
+
+ fcport->flags &= ~FCF_ASYNC_SENT;
+
+ if (res == (DID_ERROR << 16)) {
+ /* entry status error */
+ goto done;
+ } else if (res) {
+ if ((ct_rsp->header.reason_code ==
+ CT_REASON_INVALID_COMMAND_CODE) ||
+ (ct_rsp->header.reason_code ==
+ CT_REASON_COMMAND_UNSUPPORTED)) {
+ ql_dbg(ql_dbg_disc, vha, 0x205a,
+ "GPSC command unsupported, disabling "
+ "query.\n");
+ ha->flags.gpsc_supported = 0;
+ res = QLA_SUCCESS;
+ }
+ } else {
+ switch (be16_to_cpu(ct_rsp->rsp.gpsc.speed)) {
+ case BIT_15:
+ fcport->fp_speed = PORT_SPEED_1GB;
+ break;
+ case BIT_14:
+ fcport->fp_speed = PORT_SPEED_2GB;
+ break;
+ case BIT_13:
+ fcport->fp_speed = PORT_SPEED_4GB;
+ break;
+ case BIT_12:
+ fcport->fp_speed = PORT_SPEED_10GB;
+ break;
+ case BIT_11:
+ fcport->fp_speed = PORT_SPEED_8GB;
+ break;
+ case BIT_10:
+ fcport->fp_speed = PORT_SPEED_16GB;
+ break;
+ case BIT_8:
+ fcport->fp_speed = PORT_SPEED_32GB;
+ break;
+ }
+
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "Async-%s OUT WWPN %8phC speeds=%04x speed=%04x.\n",
+ sp->name,
+ fcport->fabric_port_name,
+ be16_to_cpu(ct_rsp->rsp.gpsc.speeds),
+ be16_to_cpu(ct_rsp->rsp.gpsc.speed));
+ }
+done:
+ memset(&ea, 0, sizeof(ea));
+ ea.event = FCME_GPSC_DONE;
+ ea.rc = res;
+ ea.fcport = fcport;
+ qla2x00_fcport_event_handler(vha, &ea);
+
+ sp->free(sp);
+}
+
+int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport)
+{
+ int rval = QLA_FUNCTION_FAILED;
+ struct ct_sns_req *ct_req;
+ srb_t *sp;
+
+ if (!vha->flags.online)
+ goto done;
+
+ fcport->flags |= FCF_ASYNC_SENT;
+ sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
+ if (!sp)
+ goto done;
+
+ sp->type = SRB_CT_PTHRU_CMD;
+ sp->name = "gpsc";
+ sp->gen1 = fcport->rscn_gen;
+ sp->gen2 = fcport->login_gen;
+
+ qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
+
+ /* CT_IU preamble */
+ ct_req = qla24xx_prep_ct_fm_req(fcport->ct_desc.ct_sns, GPSC_CMD,
+ GPSC_RSP_SIZE);
+
+ /* GPSC req */
+ memcpy(ct_req->req.gpsc.port_name, fcport->port_name,
+ WWN_SIZE);
+
+ sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns;
+ sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma;
+ sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns;
+ sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma;
+ sp->u.iocb_cmd.u.ctarg.req_size = GPSC_REQ_SIZE;
+ sp->u.iocb_cmd.u.ctarg.rsp_size = GPSC_RSP_SIZE;
+ sp->u.iocb_cmd.u.ctarg.nport_handle = vha->mgmt_svr_loop_id;
+
+ sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
+ sp->done = qla24xx_async_gpsc_sp_done;
+
+ rval = qla2x00_start_sp(sp);
+ if (rval != QLA_SUCCESS)
+ goto done_free_sp;
+
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "Async-%s %8phC hdl=%x loopid=%x portid=%02x%02x%02x.\n",
+ sp->name, fcport->port_name, sp->handle,
+ fcport->loop_id, fcport->d_id.b.domain,
+ fcport->d_id.b.area, fcport->d_id.b.al_pa);
+ return rval;
+
+done_free_sp:
+ sp->free(sp);
+done:
+ fcport->flags &= ~FCF_ASYNC_SENT;
+ return rval;
+}
+
+int qla24xx_post_gpnid_work(struct scsi_qla_host *vha, port_id_t *id)
+{
+ struct qla_work_evt *e;
+
+ if (test_bit(UNLOADING, &vha->dpc_flags))
+ return 0;
+
+ e = qla2x00_alloc_work(vha, QLA_EVT_GPNID);
+ if (!e)
+ return QLA_FUNCTION_FAILED;
+
+ e->u.gpnid.id = *id;
+ return qla2x00_post_work(vha, e);
+}
+
+void qla24xx_async_gpnid_done(scsi_qla_host_t *vha, srb_t *sp)
+{
+ if (sp->u.iocb_cmd.u.ctarg.req) {
+ dma_free_coherent(&vha->hw->pdev->dev,
+ sizeof(struct ct_sns_pkt),
+ sp->u.iocb_cmd.u.ctarg.req,
+ sp->u.iocb_cmd.u.ctarg.req_dma);
+ sp->u.iocb_cmd.u.ctarg.req = NULL;
+ }
+ if (sp->u.iocb_cmd.u.ctarg.rsp) {
+ dma_free_coherent(&vha->hw->pdev->dev,
+ sizeof(struct ct_sns_pkt),
+ sp->u.iocb_cmd.u.ctarg.rsp,
+ sp->u.iocb_cmd.u.ctarg.rsp_dma);
+ sp->u.iocb_cmd.u.ctarg.rsp = NULL;
+ }
+
+ sp->free(sp);
+}
+
+void qla24xx_handle_gpnid_event(scsi_qla_host_t *vha, struct event_arg *ea)
+{
+ fc_port_t *fcport;
+ unsigned long flags;
+
+ spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
+ fcport = qla2x00_find_fcport_by_wwpn(vha, ea->port_name, 1);
+ spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
+
+ if (fcport) {
+ /* cable moved. just plugged in */
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %d %8phC post del sess\n",
+ __func__, __LINE__, fcport->port_name);
+
+ fcport->rscn_gen++;
+ fcport->d_id = ea->id;
+ fcport->scan_state = QLA_FCPORT_FOUND;
+ fcport->flags |= FCF_FABRIC_DEVICE;
+
+ qlt_schedule_sess_for_deletion_lock(fcport);
+ } else {
+ /* create new fcport */
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "%s %d %8phC post new sess\n",
+ __func__, __LINE__, ea->port_name);
+
+ qla24xx_post_newsess_work(vha, &ea->id, ea->port_name, NULL);
+ }
+}
+
+static void qla2x00_async_gpnid_sp_done(void *s, int res)
+{
+ struct srb *sp = s;
+ struct scsi_qla_host *vha = sp->vha;
+ struct ct_sns_req *ct_req =
+ (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req;
+ struct ct_sns_rsp *ct_rsp =
+ (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp;
+ struct event_arg ea;
+ struct qla_work_evt *e;
+
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "Async done-%s res %x ID %3phC. %8phC\n",
+ sp->name, res, ct_req->req.port_id.port_id,
+ ct_rsp->rsp.gpn_id.port_name);
+
+ memset(&ea, 0, sizeof(ea));
+ memcpy(ea.port_name, ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
+ ea.sp = sp;
+ ea.id.b.domain = ct_req->req.port_id.port_id[0];
+ ea.id.b.area = ct_req->req.port_id.port_id[1];
+ ea.id.b.al_pa = ct_req->req.port_id.port_id[2];
+ ea.rc = res;
+ ea.event = FCME_GPNID_DONE;
+
+ qla2x00_fcport_event_handler(vha, &ea);
+
+ e = qla2x00_alloc_work(vha, QLA_EVT_GPNID_DONE);
+ if (!e) {
+ /* please ignore kernel warning. otherwise, we have mem leak. */
+ if (sp->u.iocb_cmd.u.ctarg.req) {
+ dma_free_coherent(&vha->hw->pdev->dev,
+ sizeof(struct ct_sns_pkt),
+ sp->u.iocb_cmd.u.ctarg.req,
+ sp->u.iocb_cmd.u.ctarg.req_dma);
+ sp->u.iocb_cmd.u.ctarg.req = NULL;
+ }
+ if (sp->u.iocb_cmd.u.ctarg.rsp) {
+ dma_free_coherent(&vha->hw->pdev->dev,
+ sizeof(struct ct_sns_pkt),
+ sp->u.iocb_cmd.u.ctarg.rsp,
+ sp->u.iocb_cmd.u.ctarg.rsp_dma);
+ sp->u.iocb_cmd.u.ctarg.rsp = NULL;
+ }
+
+ sp->free(sp);
+ return;
+ }
+
+ e->u.iosb.sp = sp;
+ qla2x00_post_work(vha, e);
+}
+
+/* Get WWPN with Nport ID. */
+int qla24xx_async_gpnid(scsi_qla_host_t *vha, port_id_t *id)
+{
+ int rval = QLA_FUNCTION_FAILED;
+ struct ct_sns_req *ct_req;
+ srb_t *sp;
+ struct ct_sns_pkt *ct_sns;
+
+ if (!vha->flags.online)
+ goto done;
+
+ sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
+ if (!sp)
+ goto done;
+
+ sp->type = SRB_CT_PTHRU_CMD;
+ sp->name = "gpnid";
+ qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
+
+ sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev,
+ sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma,
+ GFP_KERNEL);
+ if (!sp->u.iocb_cmd.u.ctarg.req) {
+ ql_log(ql_log_warn, vha, 0xffff,
+ "Failed to allocate ct_sns request.\n");
+ goto done_free_sp;
+ }
+
+ sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev,
+ sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma,
+ GFP_KERNEL);
+ if (!sp->u.iocb_cmd.u.ctarg.rsp) {
+ ql_log(ql_log_warn, vha, 0xffff,
+ "Failed to allocate ct_sns request.\n");
+ goto done_free_sp;
+ }
+
+ ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp;
+ memset(ct_sns, 0, sizeof(*ct_sns));
+
+ ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
+ /* CT_IU preamble */
+ ct_req = qla2x00_prep_ct_req(ct_sns, GPN_ID_CMD, GPN_ID_RSP_SIZE);
+
+ /* GPN_ID req */
+ ct_req->req.port_id.port_id[0] = id->b.domain;
+ ct_req->req.port_id.port_id[1] = id->b.area;
+ ct_req->req.port_id.port_id[2] = id->b.al_pa;
+
+ sp->u.iocb_cmd.u.ctarg.req_size = GPN_ID_REQ_SIZE;
+ sp->u.iocb_cmd.u.ctarg.rsp_size = GPN_ID_RSP_SIZE;
+ sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
+
+ sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
+ sp->done = qla2x00_async_gpnid_sp_done;
+
+ rval = qla2x00_start_sp(sp);
+ if (rval != QLA_SUCCESS)
+ goto done_free_sp;
+
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "Async-%s hdl=%x ID %3phC.\n", sp->name,
+ sp->handle, ct_req->req.port_id.port_id);
+ return rval;
+
+done_free_sp:
+ if (sp->u.iocb_cmd.u.ctarg.req) {
+ dma_free_coherent(&vha->hw->pdev->dev,
+ sizeof(struct ct_sns_pkt),
+ sp->u.iocb_cmd.u.ctarg.req,
+ sp->u.iocb_cmd.u.ctarg.req_dma);
+ sp->u.iocb_cmd.u.ctarg.req = NULL;
+ }
+ if (sp->u.iocb_cmd.u.ctarg.rsp) {
+ dma_free_coherent(&vha->hw->pdev->dev,
+ sizeof(struct ct_sns_pkt),
+ sp->u.iocb_cmd.u.ctarg.rsp,
+ sp->u.iocb_cmd.u.ctarg.rsp_dma);
+ sp->u.iocb_cmd.u.ctarg.rsp = NULL;
+ }
+
+ sp->free(sp);
+done:
+ return rval;
+}