[S390] qdio: leave inbound SBALs primed
[cascardo/linux.git] / drivers / scsi / qla2xxx / qla_init.c
index bd7dd84..2620261 100644 (file)
@@ -634,7 +634,7 @@ qla2x00_chip_diag(scsi_qla_host_t *vha)
                goto chip_diag_failed;
 
        DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
-           ha->host_no));
+           vha->host_no));
 
        /* Reset RISC processor. */
        WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
@@ -655,7 +655,7 @@ qla2x00_chip_diag(scsi_qla_host_t *vha)
                goto chip_diag_failed;
 
        /* Check product ID of chip */
-       DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha->host_no));
+       DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", vha->host_no));
 
        mb[1] = RD_MAILBOX_REG(ha, reg, 1);
        mb[2] = RD_MAILBOX_REG(ha, reg, 2);
@@ -730,9 +730,6 @@ qla24xx_chip_diag(scsi_qla_host_t *vha)
        struct qla_hw_data *ha = vha->hw;
        struct req_que *req = ha->req_q_map[0];
 
-       /* Perform RISC reset. */
-       qla24xx_reset_risc(vha);
-
        ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
 
        rval = qla2x00_mbx_reg_test(vha);
@@ -786,7 +783,6 @@ qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
                    sizeof(uint32_t);
                if (ha->mqenable)
                        mq_size = sizeof(struct qla2xxx_mq_chain);
-
                /* Allocate memory for Fibre Channel Event Buffer. */
                if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
                        goto try_eft;
@@ -850,8 +846,7 @@ cont_alloc:
        rsp_q_size = rsp->length * sizeof(response_t);
 
        dump_size = offsetof(struct qla2xxx_fw_dump, isp);
-       dump_size += fixed_size + mem_size + req_q_size + rsp_q_size +
-           eft_size;
+       dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
        ha->chain_offset = dump_size;
        dump_size += mq_size + fce_size;
 
@@ -891,6 +886,56 @@ cont_alloc:
            htonl(offsetof(struct qla2xxx_fw_dump, isp));
 }
 
+static int
+qla81xx_mpi_sync(scsi_qla_host_t *vha)
+{
+#define MPS_MASK       0xe0
+       int rval;
+       uint16_t dc;
+       uint32_t dw;
+       struct qla_hw_data *ha = vha->hw;
+
+       if (!IS_QLA81XX(vha->hw))
+               return QLA_SUCCESS;
+
+       rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
+       if (rval != QLA_SUCCESS) {
+               DEBUG2(qla_printk(KERN_WARNING, ha,
+                   "Sync-MPI: Unable to acquire semaphore.\n"));
+               goto done;
+       }
+
+       pci_read_config_word(vha->hw->pdev, 0x54, &dc);
+       rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
+       if (rval != QLA_SUCCESS) {
+               DEBUG2(qla_printk(KERN_WARNING, ha,
+                   "Sync-MPI: Unable to read sync.\n"));
+               goto done_release;
+       }
+
+       dc &= MPS_MASK;
+       if (dc == (dw & MPS_MASK))
+               goto done_release;
+
+       dw &= ~MPS_MASK;
+       dw |= dc;
+       rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
+       if (rval != QLA_SUCCESS) {
+               DEBUG2(qla_printk(KERN_WARNING, ha,
+                   "Sync-MPI: Unable to gain sync.\n"));
+       }
+
+done_release:
+       rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
+       if (rval != QLA_SUCCESS) {
+               DEBUG2(qla_printk(KERN_WARNING, ha,
+                   "Sync-MPI: Unable to release semaphore.\n"));
+       }
+
+done:
+       return rval;
+}
+
 /**
  * qla2x00_setup_chip() - Load and start RISC firmware.
  * @ha: HA context
@@ -915,6 +960,8 @@ qla2x00_setup_chip(scsi_qla_host_t *vha)
                spin_unlock_irqrestore(&ha->hardware_lock, flags);
        }
 
+       qla81xx_mpi_sync(vha);
+
        /* Load firmware sequences */
        rval = ha->isp_ops->load_risc(vha, &srisc_address);
        if (rval == QLA_SUCCESS) {
@@ -931,13 +978,16 @@ qla2x00_setup_chip(scsi_qla_host_t *vha)
                        /* Retrieve firmware information. */
                        if (rval == QLA_SUCCESS) {
                                fw_major_version = ha->fw_major_version;
-                               qla2x00_get_fw_version(vha,
+                               rval = qla2x00_get_fw_version(vha,
                                    &ha->fw_major_version,
                                    &ha->fw_minor_version,
                                    &ha->fw_subminor_version,
                                    &ha->fw_attributes, &ha->fw_memory_size,
                                    ha->mpi_version, &ha->mpi_capabilities,
                                    ha->phy_version);
+                               if (rval != QLA_SUCCESS)
+                                       goto failed;
+
                                ha->flags.npiv_supported = 0;
                                if (IS_QLA2XXX_MIDTYPE(ha) &&
                                         (ha->fw_attributes & BIT_2)) {
@@ -989,7 +1039,7 @@ qla2x00_setup_chip(scsi_qla_host_t *vha)
                            ha->fw_subminor_version);
                }
        }
-
+failed:
        if (rval) {
                DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
                    vha->host_no));
@@ -1013,12 +1063,14 @@ qla2x00_init_response_q_entries(struct rsp_que *rsp)
        uint16_t cnt;
        response_t *pkt;
 
+       rsp->ring_ptr = rsp->ring;
+       rsp->ring_index    = 0;
+       rsp->status_srb = NULL;
        pkt = rsp->ring_ptr;
        for (cnt = 0; cnt < rsp->length; cnt++) {
                pkt->signature = RESPONSE_PROCESSED;
                pkt++;
        }
-
 }
 
 /**
@@ -1176,7 +1228,7 @@ qla24xx_config_rings(struct scsi_qla_host *vha)
                if (ha->flags.msix_enabled) {
                        msix = &ha->msix_entries[1];
                        DEBUG2_17(printk(KERN_INFO
-                       "Reistering vector 0x%x for base que\n", msix->entry));
+                       "Registering vector 0x%x for base que\n", msix->entry));
                        icb->msix = cpu_to_le16(msix->entry);
                }
                /* Use alternate PCI bus number */
@@ -1230,14 +1282,14 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
        spin_lock_irqsave(&ha->hardware_lock, flags);
 
        /* Clear outstanding commands array. */
-       for (que = 0; que < ha->max_queues; que++) {
+       for (que = 0; que < ha->max_req_queues; que++) {
                req = ha->req_q_map[que];
                if (!req)
                        continue;
-               for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
+               for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
                        req->outstanding_cmds[cnt] = NULL;
 
-               req->current_outstanding_cmd = 0;
+               req->current_outstanding_cmd = 1;
 
                /* Initialize firmware. */
                req->ring_ptr  = req->ring;
@@ -1245,13 +1297,10 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
                req->cnt      = req->length;
        }
 
-       for (que = 0; que < ha->max_queues; que++) {
+       for (que = 0; que < ha->max_rsp_queues; que++) {
                rsp = ha->rsp_q_map[que];
                if (!rsp)
                        continue;
-               rsp->ring_ptr = rsp->ring;
-               rsp->ring_index    = 0;
-
                /* Initialize response queue entries */
                qla2x00_init_response_q_entries(rsp);
        }
@@ -1307,7 +1356,7 @@ qla2x00_fw_ready(scsi_qla_host_t *vha)
        unsigned long   wtime, mtime, cs84xx_time;
        uint16_t        min_wait;       /* Minimum wait time if loop is down */
        uint16_t        wait_time;      /* Wait time if loop is coming ready */
-       uint16_t        state[3];
+       uint16_t        state[5];
        struct qla_hw_data *ha = vha->hw;
 
        rval = QLA_SUCCESS;
@@ -1406,8 +1455,9 @@ qla2x00_fw_ready(scsi_qla_host_t *vha)
                    vha->host_no, state[0], jiffies));
        } while (1);
 
-       DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
-           vha->host_no, state[0], jiffies));
+       DEBUG(printk("scsi(%ld): fw_state=%x (%x, %x, %x, %x) curr time=%lx.\n",
+           vha->host_no, state[0], state[1], state[2], state[3], state[4],
+           jiffies));
 
        if (rval) {
                DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
@@ -1541,6 +1591,7 @@ qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
        char *st, *en;
        uint16_t index;
        struct qla_hw_data *ha = vha->hw;
+       int use_tbl = !IS_QLA25XX(ha) && !IS_QLA81XX(ha);
 
        if (memcmp(model, BINZERO, len) != 0) {
                strncpy(ha->model_number, model, len);
@@ -1553,14 +1604,16 @@ qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
                }
 
                index = (ha->pdev->subsystem_device & 0xff);
-               if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
+               if (use_tbl &&
+                   ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
                    index < QLA_MODEL_NAMES)
                        strncpy(ha->model_desc,
                            qla2x00_model_name[index * 2 + 1],
                            sizeof(ha->model_desc) - 1);
        } else {
                index = (ha->pdev->subsystem_device & 0xff);
-               if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
+               if (use_tbl &&
+                   ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
                    index < QLA_MODEL_NAMES) {
                        strcpy(ha->model_number,
                            qla2x00_model_name[index * 2]);
@@ -2061,8 +2114,10 @@ qla2x00_configure_loop(scsi_qla_host_t *vha)
        if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
                if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
                        set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
-               if (test_bit(RSCN_UPDATE, &save_flags))
+               if (test_bit(RSCN_UPDATE, &save_flags)) {
                        set_bit(RSCN_UPDATE, &vha->dpc_flags);
+                       vha->flags.rscn_queue_overflow = 1;
+               }
        }
 
        return (rval);
@@ -2110,7 +2165,7 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha)
                goto cleanup_allocation;
 
        DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
-           ha->host_no, entries));
+           vha->host_no, entries));
        DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
            entries * sizeof(struct gid_list_info)));
 
@@ -2243,7 +2298,8 @@ static void
 qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
 {
 #define LS_UNKNOWN      2
-       static char *link_speeds[5] = { "1", "2", "?", "4", "8" };
+       static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" };
+       char *link_speed;
        int rval;
        uint16_t mb[6];
        struct qla_hw_data *ha = vha->hw;
@@ -2266,10 +2322,15 @@ qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
                    fcport->port_name[6], fcport->port_name[7], rval,
                    fcport->fp_speed, mb[0], mb[1]));
        } else {
+               link_speed = link_speeds[LS_UNKNOWN];
+               if (fcport->fp_speed < 5)
+                       link_speed = link_speeds[fcport->fp_speed];
+               else if (fcport->fp_speed == 0x13)
+                       link_speed = link_speeds[5];
                DEBUG2(qla_printk(KERN_INFO, ha,
                    "iIDMA adjusted to %s GB/s on "
                    "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
-                   link_speeds[fcport->fp_speed], fcport->port_name[0],
+                   link_speed, fcport->port_name[0],
                    fcport->port_name[1], fcport->port_name[2],
                    fcport->port_name[3], fcport->port_name[4],
                    fcport->port_name[5], fcport->port_name[6],
@@ -3180,9 +3241,14 @@ qla2x00_loop_resync(scsi_qla_host_t *vha)
 {
        int rval = QLA_SUCCESS;
        uint32_t wait_time;
-       struct qla_hw_data *ha = vha->hw;
-       struct req_que *req = ha->req_q_map[vha->req_ques[0]];
-       struct rsp_que *rsp = req->rsp;
+       struct req_que *req;
+       struct rsp_que *rsp;
+
+       if (ql2xmultique_tag)
+               req = vha->hw->req_q_map[0];
+       else
+               req = vha->req;
+       rsp = req->rsp;
 
        atomic_set(&vha->loop_state, LOOP_UPDATE);
        clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
@@ -3448,7 +3514,7 @@ qla25xx_init_queues(struct qla_hw_data *ha)
        int ret = -1;
        int i;
 
-       for (i = 1; i < ha->max_queues; i++) {
+       for (i = 1; i < ha->max_rsp_queues; i++) {
                rsp = ha->rsp_q_map[i];
                if (rsp) {
                        rsp->options &= ~BIT_0;
@@ -3462,6 +3528,8 @@ qla25xx_init_queues(struct qla_hw_data *ha)
                                        "%s Rsp que:%d inited\n", __func__,
                                                rsp->id));
                }
+       }
+       for (i = 1; i < ha->max_req_queues; i++) {
                req = ha->req_q_map[i];
                if (req) {
                /* Clear outstanding commands array. */
@@ -3566,14 +3634,15 @@ qla24xx_nvram_config(scsi_qla_host_t *vha)
        nv = ha->nvram;
 
        /* Determine NVRAM starting address. */
-       ha->nvram_size = sizeof(struct nvram_24xx);
-       ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
-       ha->vpd_size = FA_NVRAM_VPD_SIZE;
-       ha->vpd_base = FA_NVRAM_VPD0_ADDR;
-       if (PCI_FUNC(ha->pdev->devfn)) {
+       if (ha->flags.port0) {
+               ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
+               ha->vpd_base = FA_NVRAM_VPD0_ADDR;
+       } else {
                ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
                ha->vpd_base = FA_NVRAM_VPD1_ADDR;
        }
+       ha->nvram_size = sizeof(struct nvram_24xx);
+       ha->vpd_size = FA_NVRAM_VPD_SIZE;
 
        /* Get VPD data into cache */
        ha->vpd = ha->nvram + VPD_OFFSET;
@@ -3587,7 +3656,7 @@ qla24xx_nvram_config(scsi_qla_host_t *vha)
        for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
                chksum += le32_to_cpu(*dptr++);
 
-       DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no));
+       DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
        DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
 
        /* Bad NVRAM data, set defaults parameters. */
@@ -3612,7 +3681,7 @@ qla24xx_nvram_config(scsi_qla_host_t *vha)
                nv->exchange_count = __constant_cpu_to_le16(0);
                nv->hard_address = __constant_cpu_to_le16(124);
                nv->port_name[0] = 0x21;
-               nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn);
+               nv->port_name[1] = 0x00 + ha->port_no;
                nv->port_name[2] = 0x00;
                nv->port_name[3] = 0xe0;
                nv->port_name[4] = 0x8b;
@@ -3798,11 +3867,11 @@ qla24xx_nvram_config(scsi_qla_host_t *vha)
 }
 
 static int
-qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr)
+qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
+    uint32_t faddr)
 {
        int     rval = QLA_SUCCESS;
        int     segments, fragment;
-       uint32_t faddr;
        uint32_t *dcode, dlen;
        uint32_t risc_addr;
        uint32_t risc_size;
@@ -3811,12 +3880,11 @@ qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr)
        struct req_que *req = ha->req_q_map[0];
 
        qla_printk(KERN_INFO, ha,
-           "FW: Loading from flash (%x)...\n", ha->flt_region_fw);
+           "FW: Loading from flash (%x)...\n", faddr);
 
        rval = QLA_SUCCESS;
 
        segments = FA_RISC_CODE_SEGMENTS;
-       faddr = ha->flt_region_fw;
        dcode = (uint32_t *)req->ring;
        *srisc_addr = 0;
 
@@ -4104,6 +4172,9 @@ qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
 {
        int rval;
 
+       if (ql2xfwloadbin == 1)
+               return qla81xx_load_risc(vha, srisc_addr);
+
        /*
         * FW Load priority:
         * 1) Firmware via request-firmware interface (.bin file).
@@ -4113,24 +4184,45 @@ qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
        if (rval == QLA_SUCCESS)
                return rval;
 
-       return qla24xx_load_risc_flash(vha, srisc_addr);
+       return qla24xx_load_risc_flash(vha, srisc_addr,
+           vha->hw->flt_region_fw);
 }
 
 int
 qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
 {
        int rval;
+       struct qla_hw_data *ha = vha->hw;
+
+       if (ql2xfwloadbin == 2)
+               goto try_blob_fw;
 
        /*
         * FW Load priority:
         * 1) Firmware residing in flash.
         * 2) Firmware via request-firmware interface (.bin file).
+        * 3) Golden-Firmware residing in flash -- limited operation.
         */
-       rval = qla24xx_load_risc_flash(vha, srisc_addr);
+       rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
        if (rval == QLA_SUCCESS)
                return rval;
 
-       return qla24xx_load_risc_blob(vha, srisc_addr);
+try_blob_fw:
+       rval = qla24xx_load_risc_blob(vha, srisc_addr);
+       if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
+               return rval;
+
+       qla_printk(KERN_ERR, ha,
+           "FW: Attempting to fallback to golden firmware...\n");
+       rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
+       if (rval != QLA_SUCCESS)
+               return rval;
+
+       qla_printk(KERN_ERR, ha,
+           "FW: Please update operational firmware...\n");
+       ha->flags.running_gold_fw = 1;
+
+       return rval;
 }
 
 void
@@ -4146,7 +4238,7 @@ qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
 
        ret = qla2x00_stop_firmware(vha);
        for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
-           retries ; retries--) {
+           ret != QLA_INVALID_COMMAND && retries ; retries--) {
                ha->isp_ops->reset_chip(vha);
                if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
                        continue;
@@ -4165,13 +4257,19 @@ qla24xx_configure_vhba(scsi_qla_host_t *vha)
        uint16_t mb[MAILBOX_REGISTER_COUNT];
        struct qla_hw_data *ha = vha->hw;
        struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
-       struct req_que *req = ha->req_q_map[vha->req_ques[0]];
-       struct rsp_que *rsp = req->rsp;
+       struct req_que *req;
+       struct rsp_que *rsp;
 
        if (!vha->vp_idx)
                return -EINVAL;
 
        rval = qla2x00_fw_ready(base_vha);
+       if (ql2xmultique_tag)
+               req = ha->req_q_map[0];
+       else
+               req = vha->req;
+       rsp = req->rsp;
+
        if (rval == QLA_SUCCESS) {
                clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
                qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
@@ -4305,7 +4403,7 @@ qla81xx_nvram_config(scsi_qla_host_t *vha)
        for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
                chksum += le32_to_cpu(*dptr++);
 
-       DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no));
+       DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
        DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
 
        /* Bad NVRAM data, set defaults parameters. */
@@ -4329,7 +4427,7 @@ qla81xx_nvram_config(scsi_qla_host_t *vha)
                nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
                nv->exchange_count = __constant_cpu_to_le16(0);
                nv->port_name[0] = 0x21;
-               nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn);
+               nv->port_name[1] = 0x00 + ha->port_no;
                nv->port_name[2] = 0x00;
                nv->port_name[3] = 0xe0;
                nv->port_name[4] = 0x8b;
@@ -4358,12 +4456,12 @@ qla81xx_nvram_config(scsi_qla_host_t *vha)
                nv->max_luns_per_target = __constant_cpu_to_le16(128);
                nv->port_down_retry_count = __constant_cpu_to_le16(30);
                nv->link_down_timeout = __constant_cpu_to_le16(30);
-               nv->enode_mac[0] = 0x01;
+               nv->enode_mac[0] = 0x00;
                nv->enode_mac[1] = 0x02;
                nv->enode_mac[2] = 0x03;
                nv->enode_mac[3] = 0x04;
                nv->enode_mac[4] = 0x05;
-               nv->enode_mac[5] = 0x06 + PCI_FUNC(ha->pdev->devfn);
+               nv->enode_mac[5] = 0x06 + ha->port_no;
 
                rval = 1;
        }
@@ -4396,7 +4494,7 @@ qla81xx_nvram_config(scsi_qla_host_t *vha)
                icb->enode_mac[2] = 0x03;
                icb->enode_mac[3] = 0x04;
                icb->enode_mac[4] = 0x05;
-               icb->enode_mac[5] = 0x06 + PCI_FUNC(ha->pdev->devfn);
+               icb->enode_mac[5] = 0x06 + ha->port_no;
        }
 
        /* Use extended-initialization control block. */