diff options
Diffstat (limited to 'drivers/scsi/be2iscsi/be_mgmt.c')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_mgmt.c | 424 |
1 files changed, 362 insertions, 62 deletions
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c index aab5dd359e2c..a6c2fe4b4d65 100644 --- a/drivers/scsi/be2iscsi/be_mgmt.c +++ b/drivers/scsi/be2iscsi/be_mgmt.c @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2011 Emulex + * Copyright (C) 2005 - 2012 Emulex * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -22,6 +22,138 @@ #include <scsi/scsi_bsg_iscsi.h> #include "be_mgmt.h" #include "be_iscsi.h" +#include "be_main.h" + +/* UE Status Low CSR */ +static const char * const desc_ue_status_low[] = { + "CEV", + "CTX", + "DBUF", + "ERX", + "Host", + "MPU", + "NDMA", + "PTC ", + "RDMA ", + "RXF ", + "RXIPS ", + "RXULP0 ", + "RXULP1 ", + "RXULP2 ", + "TIM ", + "TPOST ", + "TPRE ", + "TXIPS ", + "TXULP0 ", + "TXULP1 ", + "UC ", + "WDMA ", + "TXULP2 ", + "HOST1 ", + "P0_OB_LINK ", + "P1_OB_LINK ", + "HOST_GPIO ", + "MBOX ", + "AXGMAC0", + "AXGMAC1", + "JTAG", + "MPU_INTPEND" +}; + +/* UE Status High CSR */ +static const char * const desc_ue_status_hi[] = { + "LPCMEMHOST", + "MGMT_MAC", + "PCS0ONLINE", + "MPU_IRAM", + "PCS1ONLINE", + "PCTL0", + "PCTL1", + "PMEM", + "RR", + "TXPB", + "RXPP", + "XAUI", + "TXP", + "ARM", + "IPC", + "HOST2", + "HOST3", + "HOST4", + "HOST5", + "HOST6", + "HOST7", + "HOST8", + "HOST9", + "NETC", + "Unknown", + "Unknown", + "Unknown", + "Unknown", + "Unknown", + "Unknown", + "Unknown", + "Unknown" +}; + +/* + * beiscsi_ue_detec()- Detect Unrecoverable Error on adapter + * @phba: Driver priv structure + * + * Read registers linked to UE and check for the UE status + **/ +void beiscsi_ue_detect(struct beiscsi_hba *phba) +{ + uint32_t ue_hi = 0, ue_lo = 0; + uint32_t ue_mask_hi = 0, ue_mask_lo = 0; + uint8_t i = 0; + + if (phba->ue_detected) + return; + + pci_read_config_dword(phba->pcidev, + PCICFG_UE_STATUS_LOW, &ue_lo); + pci_read_config_dword(phba->pcidev, + PCICFG_UE_STATUS_MASK_LOW, + &ue_mask_lo); + pci_read_config_dword(phba->pcidev, + PCICFG_UE_STATUS_HIGH, + &ue_hi); + pci_read_config_dword(phba->pcidev, + PCICFG_UE_STATUS_MASK_HI, + &ue_mask_hi); + + ue_lo = (ue_lo & ~ue_mask_lo); + ue_hi = (ue_hi & ~ue_mask_hi); + + + if (ue_lo || ue_hi) { + phba->ue_detected = true; + beiscsi_log(phba, KERN_ERR, + BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, + "BG_%d : Error detected on the adapter\n"); + } + + if (ue_lo) { + for (i = 0; ue_lo; ue_lo >>= 1, i++) { + if (ue_lo & 1) + beiscsi_log(phba, KERN_ERR, + BEISCSI_LOG_CONFIG, + "BG_%d : UE_LOW %s bit set\n", + desc_ue_status_low[i]); + } + } + + if (ue_hi) { + for (i = 0; ue_hi; ue_hi >>= 1, i++) { + if (ue_hi & 1) + beiscsi_log(phba, KERN_ERR, + BEISCSI_LOG_CONFIG, + "BG_%d : UE_HIGH %s bit set\n", + desc_ue_status_hi[i]); + } + } +} /** * mgmt_reopen_session()- Reopen a session based on reopen_type @@ -575,13 +707,20 @@ unsigned int mgmt_get_all_if_id(struct beiscsi_hba *phba) return status; } +/* + * mgmt_exec_nonemb_cmd()- Execute Non Embedded MBX Cmd + * @phba: Driver priv structure + * @nonemb_cmd: Address of the MBX command issued + * @resp_buf: Buffer to copy the MBX cmd response + * @resp_buf_len: respone lenght to be copied + * + **/ static int mgmt_exec_nonemb_cmd(struct beiscsi_hba *phba, struct be_dma_mem *nonemb_cmd, void *resp_buf, int resp_buf_len) { struct be_ctrl_info *ctrl = &phba->ctrl; struct be_mcc_wrb *wrb = wrb_from_mccq(phba); - unsigned short status, extd_status; struct be_sge *sge; unsigned int tag; int rc = 0; @@ -599,31 +738,25 @@ static int mgmt_exec_nonemb_cmd(struct beiscsi_hba *phba, be_wrb_hdr_prepare(wrb, nonemb_cmd->size, false, 1); sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma)); - sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF); + sge->pa_lo = cpu_to_le32(lower_32_bits(nonemb_cmd->dma)); sge->len = cpu_to_le32(nonemb_cmd->size); be_mcc_notify(phba); spin_unlock(&ctrl->mbox_lock); - wait_event_interruptible(phba->ctrl.mcc_wait[tag], - phba->ctrl.mcc_numtag[tag]); - - extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; - status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; - if (status || extd_status) { + rc = beiscsi_mccq_compl(phba, tag, NULL, nonemb_cmd->va); + if (rc) { beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, - "BG_%d : mgmt_exec_nonemb_cmd Failed status = %d" - "extd_status = %d\n", status, extd_status); + "BG_%d : mgmt_exec_nonemb_cmd Failed status\n"); + rc = -EIO; - goto free_tag; + goto free_cmd; } if (resp_buf) memcpy(resp_buf, nonemb_cmd->va, resp_buf_len); -free_tag: - free_mcc_tag(&phba->ctrl, tag); free_cmd: pci_free_consistent(ctrl->pdev, nonemb_cmd->size, nonemb_cmd->va, nonemb_cmd->dma); @@ -1009,10 +1142,9 @@ int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba, { struct be_cmd_get_boot_target_resp *boot_resp; struct be_mcc_wrb *wrb; - unsigned int tag, wrb_num; + unsigned int tag; uint8_t boot_retry = 3; - unsigned short status, extd_status; - struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q; + int rc; do { /* Get the Boot Target Session Handle and Count*/ @@ -1022,24 +1154,16 @@ int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba, BEISCSI_LOG_CONFIG | BEISCSI_LOG_INIT, "BG_%d : Getting Boot Target Info Failed\n"); return -EAGAIN; - } else - wait_event_interruptible(phba->ctrl.mcc_wait[tag], - phba->ctrl.mcc_numtag[tag]); - - wrb_num = (phba->ctrl.mcc_numtag[tag] & 0x00FF0000) >> 16; - extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; - status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; - if (status || extd_status) { + } + + rc = beiscsi_mccq_compl(phba, tag, &wrb, NULL); + if (rc) { beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d : mgmt_get_boot_target Failed" - " status = %d extd_status = %d\n", - status, extd_status); - free_mcc_tag(&phba->ctrl, tag); + "BG_%d : MBX CMD get_boot_target Failed\n"); return -EBUSY; } - wrb = queue_get_wrb(mccq, wrb_num); - free_mcc_tag(&phba->ctrl, tag); + boot_resp = embedded_payload(wrb); /* Check if the there are any Boot targets configured */ @@ -1064,24 +1188,15 @@ int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba, BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, "BG_%d : mgmt_reopen_session Failed\n"); return -EAGAIN; - } else - wait_event_interruptible(phba->ctrl.mcc_wait[tag], - phba->ctrl.mcc_numtag[tag]); - - wrb_num = (phba->ctrl.mcc_numtag[tag] & 0x00FF0000) >> 16; - extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; - status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; - if (status || extd_status) { + } + + rc = beiscsi_mccq_compl(phba, tag, NULL, NULL); + if (rc) { beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d : mgmt_reopen_session Failed" - " status = %d extd_status = %d\n", - status, extd_status); - free_mcc_tag(&phba->ctrl, tag); - return -EBUSY; + "BG_%d : mgmt_reopen_session Failed"); + return rc; } - free_mcc_tag(&phba->ctrl, tag); - } while (--boot_retry); /* Couldn't log into the boot target */ @@ -1106,8 +1221,9 @@ int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba, int mgmt_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag) { - unsigned int tag, wrb_num; - unsigned short status, extd_status; + int rc; + unsigned int tag; + struct be_mcc_wrb *wrb = NULL; tag = be_cmd_set_vlan(phba, vlan_tag); if (!tag) { @@ -1115,24 +1231,208 @@ int mgmt_set_vlan(struct beiscsi_hba *phba, (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX), "BG_%d : VLAN Setting Failed\n"); return -EBUSY; - } else - wait_event_interruptible(phba->ctrl.mcc_wait[tag], - phba->ctrl.mcc_numtag[tag]); - - wrb_num = (phba->ctrl.mcc_numtag[tag] & 0x00FF0000) >> 16; - extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; - status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; + } - if (status || extd_status) { + rc = beiscsi_mccq_compl(phba, tag, &wrb, NULL); + if (rc) { beiscsi_log(phba, KERN_ERR, (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX), - "BS_%d : status : %d extd_status : %d\n", - status, extd_status); + "BS_%d : VLAN MBX Cmd Failed\n"); + return rc; + } + return rc; +} - free_mcc_tag(&phba->ctrl, tag); - return -EAGAIN; +/** + * beiscsi_drvr_ver_disp()- Display the driver Name and Version + * @dev: ptr to device not used. + * @attr: device attribute, not used. + * @buf: contains formatted text driver name and version + * + * return + * size of the formatted string + **/ +ssize_t +beiscsi_drvr_ver_disp(struct device *dev, struct device_attribute *attr, + char *buf) +{ + return snprintf(buf, PAGE_SIZE, BE_NAME "\n"); +} + +/** + * beiscsi_adap_family_disp()- Display adapter family. + * @dev: ptr to device to get priv structure + * @attr: device attribute, not used. + * @buf: contains formatted text driver name and version + * + * return + * size of the formatted string + **/ +ssize_t +beiscsi_adap_family_disp(struct device *dev, struct device_attribute *attr, + char *buf) +{ + uint16_t dev_id = 0; + struct Scsi_Host *shost = class_to_shost(dev); + struct beiscsi_hba *phba = iscsi_host_priv(shost); + + dev_id = phba->pcidev->device; + switch (dev_id) { + case BE_DEVICE_ID1: + case OC_DEVICE_ID1: + case OC_DEVICE_ID2: + return snprintf(buf, PAGE_SIZE, "BE2 Adapter Family\n"); + break; + case BE_DEVICE_ID2: + case OC_DEVICE_ID3: + return snprintf(buf, PAGE_SIZE, "BE3-R Adapter Family\n"); + break; + case OC_SKH_ID1: + return snprintf(buf, PAGE_SIZE, "Skyhawk-R Adapter Family\n"); + break; + default: + return snprintf(buf, PAGE_SIZE, + "Unkown Adapter Family: 0x%x\n", dev_id); + break; } +} - free_mcc_tag(&phba->ctrl, tag); - return 0; + +void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params, + struct wrb_handle *pwrb_handle, + struct be_mem_descriptor *mem_descr) +{ + struct iscsi_wrb *pwrb = pwrb_handle->pwrb; + + memset(pwrb, 0, sizeof(*pwrb)); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, + max_send_data_segment_length, pwrb, + params->dw[offsetof(struct amap_beiscsi_offload_params, + max_send_data_segment_length) / 32]); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, type, pwrb, + BE_TGT_CTX_UPDT_CMD); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, + first_burst_length, + pwrb, + params->dw[offsetof(struct amap_beiscsi_offload_params, + first_burst_length) / 32]); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, erl, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + erl) / 32] & OFFLD_PARAMS_ERL)); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, dde, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + dde) / 32] & OFFLD_PARAMS_DDE) >> 2); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, hde, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + hde) / 32] & OFFLD_PARAMS_HDE) >> 3); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ir2t, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, imd, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + imd) / 32] & OFFLD_PARAMS_IMD) >> 5); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, stat_sn, + pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + exp_statsn) / 32] + 1)); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, wrb_idx, + pwrb, pwrb_handle->wrb_index); + + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, + max_burst_length, pwrb, params->dw[offsetof + (struct amap_beiscsi_offload_params, + max_burst_length) / 32]); + + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ptr2nextwrb, + pwrb, pwrb_handle->nxt_wrb_index); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, + session_state, pwrb, 0); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, compltonack, + pwrb, 1); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, notpredblq, + pwrb, 0); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, mode, pwrb, + 0); + + mem_descr += ISCSI_MEM_GLOBAL_HEADER; + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, + pad_buffer_addr_hi, pwrb, + mem_descr->mem_array[0].bus_address.u.a32.address_hi); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, + pad_buffer_addr_lo, pwrb, + mem_descr->mem_array[0].bus_address.u.a32.address_lo); +} + +void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params, + struct wrb_handle *pwrb_handle) +{ + struct iscsi_wrb *pwrb = pwrb_handle->pwrb; + + memset(pwrb, 0, sizeof(*pwrb)); + + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, + max_burst_length, pwrb, params->dw[offsetof + (struct amap_beiscsi_offload_params, + max_burst_length) / 32]); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + max_burst_length, pwrb, params->dw[offsetof + (struct amap_beiscsi_offload_params, + max_burst_length) / 32]); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + type, pwrb, + BE_TGT_CTX_UPDT_CMD); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + ptr2nextwrb, + pwrb, pwrb_handle->nxt_wrb_index); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, wrb_idx, + pwrb, pwrb_handle->wrb_index); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + max_send_data_segment_length, pwrb, + params->dw[offsetof(struct amap_beiscsi_offload_params, + max_send_data_segment_length) / 32]); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + first_burst_length, pwrb, + params->dw[offsetof(struct amap_beiscsi_offload_params, + first_burst_length) / 32]); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + max_recv_dataseg_len, pwrb, BEISCSI_MAX_RECV_DATASEG_LEN); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + max_cxns, pwrb, BEISCSI_MAX_CXNS); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, erl, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + erl) / 32] & OFFLD_PARAMS_ERL)); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, dde, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + dde) / 32] & OFFLD_PARAMS_DDE) >> 2); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, hde, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + hde) / 32] & OFFLD_PARAMS_HDE) >> 3); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + ir2t, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, imd, pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + imd) / 32] & OFFLD_PARAMS_IMD) >> 5); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + data_seq_inorder, + pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + data_seq_inorder) / 32] & + OFFLD_PARAMS_DATA_SEQ_INORDER) >> 6); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, + pdu_seq_inorder, + pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + pdu_seq_inorder) / 32] & + OFFLD_PARAMS_PDU_SEQ_INORDER) >> 7); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, max_r2t, + pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + max_r2t) / 32] & + OFFLD_PARAMS_MAX_R2T) >> 8); + AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, stat_sn, + pwrb, + (params->dw[offsetof(struct amap_beiscsi_offload_params, + exp_statsn) / 32] + 1)); } |