uint32_t word0;
};
-/* The SLI4 INTF register offset is common to all if_type values. */
-#define LPFC_SLI_INTF 0x0058
-
/* The following BAR0 Registers apply to SLI4 if_type 0 UCNAs. */
#define LPFC_UERR_STATUS_HI 0x00A4
#define LPFC_UERR_STATUS_LO 0x00A0
#define LPFC_UE_MASK_HI 0x00AC
#define LPFC_UE_MASK_LO 0x00A8
-#define LPFC_HST_STATE 0x00AC
-#define lpfc_hst_state_perr_SHIFT 31
-#define lpfc_hst_state_perr_MASK 0x1
-#define lpfc_hst_state_perr_WORD word0
-#define lpfc_hst_state_sfi_SHIFT 30
-#define lpfc_hst_state_sfi_MASK 0x1
-#define lpfc_hst_state_sfi_WORD word0
-#define lpfc_hst_state_nip_SHIFT 29
-#define lpfc_hst_state_nip_MASK 0x1
-#define lpfc_hst_state_nip_WORD word0
-#define lpfc_hst_state_ipc_SHIFT 28
-#define lpfc_hst_state_ipc_MASK 0x1
-#define lpfc_hst_state_ipc_WORD word0
-#define lpfc_hst_state_xrom_SHIFT 27
-#define lpfc_hst_state_xrom_MASK 0x1
-#define lpfc_hst_state_xrom_WORD word0
-#define lpfc_hst_state_dl_SHIFT 26
-#define lpfc_hst_state_dl_MASK 0x1
-#define lpfc_hst_state_dl_WORD word0
-#define lpfc_hst_state_port_status_SHIFT 0
-#define lpfc_hst_state_port_status_MASK 0xFFFF
-#define lpfc_hst_state_port_status_WORD word0
+/* The following BAR0 register sets are defined for if_type 0 and 2 UCNAs. */
+#define LPFC_SLI_INTF 0x0058
+
+#define LPFC_SLIPORT_IF2_SMPHR 0x0400
+#define lpfc_port_smphr_perr_SHIFT 31
+#define lpfc_port_smphr_perr_MASK 0x1
+#define lpfc_port_smphr_perr_WORD word0
+#define lpfc_port_smphr_sfi_SHIFT 30
+#define lpfc_port_smphr_sfi_MASK 0x1
+#define lpfc_port_smphr_sfi_WORD word0
+#define lpfc_port_smphr_nip_SHIFT 29
+#define lpfc_port_smphr_nip_MASK 0x1
+#define lpfc_port_smphr_nip_WORD word0
+#define lpfc_port_smphr_ipc_SHIFT 28
+#define lpfc_port_smphr_ipc_MASK 0x1
+#define lpfc_port_smphr_ipc_WORD word0
+#define lpfc_port_smphr_scr1_SHIFT 27
+#define lpfc_port_smphr_scr1_MASK 0x1
+#define lpfc_port_smphr_scr1_WORD word0
+#define lpfc_port_smphr_scr2_SHIFT 26
+#define lpfc_port_smphr_scr2_MASK 0x1
+#define lpfc_port_smphr_scr2_WORD word0
+#define lpfc_port_smphr_host_scratch_SHIFT 16
+#define lpfc_port_smphr_host_scratch_MASK 0xFF
+#define lpfc_port_smphr_host_scratch_WORD word0
+#define lpfc_port_smphr_port_status_SHIFT 0
+#define lpfc_port_smphr_port_status_MASK 0xFFFF
+#define lpfc_port_smphr_port_status_WORD word0
-/*
- * The following Port Status Values apply to SLI4, if_type 0 and 2
- * UCNAs.
- */
#define LPFC_POST_STAGE_POWER_ON_RESET 0x0000
#define LPFC_POST_STAGE_AWAITING_HOST_RDY 0x0001
#define LPFC_POST_STAGE_HOST_RDY 0x0002
#define LPFC_POST_STAGE_RC_DONE 0x0B07
#define LPFC_POST_STAGE_REBOOT_SYSTEM 0x0B08
#define LPFC_POST_STAGE_MAC_ADDRESS 0x0C00
-#define LPFC_POST_STAGE_ARMFW_READY 0xC000
-#define LPFC_POST_STAGE_ARMFW_UE 0xF000
-
-
-/* The following BAR0 register sets are defined for if_type 2 UCNAs. */
-#define LPFC_SLIPORT_SEMAPHORE 0x0400
-#define lpfc_sliport_smphr_perr_SHIFT 31
-#define lpfc_sliport_smphr_perr_MASK 0x1
-#define lpfc_sliport_smphr_perr_WORD word0
-#define lpfc_sliport_smphr_sfi_SHIFT 30
-#define lpfc_sliport_smphr_sfi_MASK 0x1
-#define lpfc_sliport_smphr_sfi_WORD word0
-#define lpfc_sliport_smphr_nip_SHIFT 29
-#define lpfc_sliport_smphr_nip_MASK 0x1
-#define lpfc_sliport_smphr_nip_WORD word0
-#define lpfc_sliport_smphr_ipc_SHIFT 28
-#define lpfc_sliport_smphr_ipc_MASK 0x1
-#define lpfc_sliport_smphr_ipc_WORD word0
-#define lpfc_sliport_smphr_scr1_SHIFT 27
-#define lpfc_sliport_smphr_scr1_MASK 0x1
-#define lpfc_sliport_smphr_scr1_WORD word0
-#define lpfc_sliport_smphr_scr2_SHIFT 26
-#define lpfc_sliport_smphr_scr2_MASK 0x1
-#define lpfc_sliport_smphr_scr2_WORD word0
-#define lpfc_sliport_smphr_host_scratch_SHIFT 16
-#define lpfc_sliport_smphr_host_scratch_MASK 0xFF
-#define lpfc_sliport_smphr_host_scratch_WORD word0
-#define lpfc_sliport_smphr_port_status_SHIFT 0
-#define lpfc_sliport_smphr_port_status_MASK 0xFFFF
-#define lpfc_sliport_smphr_port_status_WORD word0
+#define LPFC_POST_STAGE_PORT_READY 0xC000
+#define LPFC_POST_STAGE_PORT_UE 0xF000
#define LPFC_SLIPORT_STATUS 0x0404
#define lpfc_sliport_status_err_SHIFT 31
#define lpfc_sliport_status_rdy_SHIFT 23
#define lpfc_sliport_status_rdy_MASK 0x1
#define lpfc_sliport_status_rdy_WORD word0
+#define MAX_IF_TYPE_2_RESETS 1000
-#define LPFC_SLIPORT_CONTROL 0x0408
+#define LPFC_SLIPORT_CNTRL 0x0408
#define lpfc_sliport_ctrl_end_SHIFT 30
#define lpfc_sliport_ctrl_end_MASK 0x1
#define lpfc_sliport_ctrl_end_WORD word0
#define lpfc_sliport_ctrl_ip_SHIFT 27
#define lpfc_sliport_ctrl_ip_MASK 0x1
#define lpfc_sliport_ctrl_ip_WORD word0
+#define LPFC_SLIPORT_INIT_PORT 1
-#define LPFC_SLIPORT_ERROR_1 0x040C
-#define LPFC_SLIPORT_ERROR_2 0x0410
+#define LPFC_SLIPORT_ERR_1 0x040C
+#define LPFC_SLIPORT_ERR_2 0x0410
+
+/* The following Registers apply to SLI4 if_type 0 UCNAs. They typically
+ * reside in BAR 2.
+ */
+#define LPFC_SLIPORT_IF0_SMPHR 0x00AC
-/* BAR1 Registers */
#define LPFC_IMR_MASK_ALL 0xFFFFFFFF
#define LPFC_ISCR_CLEAR_ALL 0xFFFFFFFF
* The Doorbell registers defined here exist in different BAR
* register sets depending on the UCNA Port's reported if_type
* value. For UCNA ports running SLI4 and if_type 0, they reside in
- * BAR2. For UCNA ports running SLI4 and if_type 2, they reside in
+ * BAR4. For UCNA ports running SLI4 and if_type 2, they reside in
* BAR0. The offsets are the same so the driver must account for
* any base address difference.
*/
#define wqe_rcvoxid_WORD word9
uint32_t word10;
#define wqe_ebde_cnt_SHIFT 0
-#define wqe_ebde_cnt_MASK 0x00000007
+#define wqe_ebde_cnt_MASK 0x0000000f
#define wqe_ebde_cnt_WORD word10
#define wqe_lenloc_SHIFT 7
#define wqe_lenloc_MASK 0x00000003
uint32_t relative_offset;
struct wqe_rctl_dfctl wge_ctl;
struct wqe_common wqe_com; /* words 6-11 */
- /* Note: word10 different REVISIT */
uint32_t xmit_len;
uint32_t rsvd_12_15[3];
};
struct lpfc_vport *vport = phba->pport;
uint32_t event_data;
struct Scsi_Host *shost;
+ uint32_t if_type;
+ struct lpfc_register portstat_reg;
/* If the pci channel is offline, ignore possible errors, since
* we cannot communicate with the pci card anyway.
/* For now, the actual action for SLI4 device handling is not
* specified yet, just treated it as adaptor hardware failure
*/
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0143 SLI4 Adapter Hardware Error Data: x%x x%x\n",
- phba->work_status[0], phba->work_status[1]);
-
event_data = FC_REG_DUMP_EVENT;
shost = lpfc_shost_from_vport(vport);
fc_host_post_vendor_event(shost, fc_get_event_number(),
sizeof(event_data), (char *) &event_data,
SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
- lpfc_sli4_offline_eratt(phba);
+ if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);
+ switch (if_type) {
+ case LPFC_SLI_INTF_IF_TYPE_0:
+ lpfc_sli4_offline_eratt(phba);
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_2:
+ portstat_reg.word0 =
+ readl(phba->sli4_hba.u.if_type2.STATUSregaddr);
+
+ if (bf_get(lpfc_sliport_status_oti, &portstat_reg)) {
+ /* TODO: Register for Overtemp async events. */
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "2889 Port Overtemperature event, "
+ "taking port\n");
+ spin_lock_irq(&phba->hbalock);
+ phba->over_temp_state = HBA_OVER_TEMP;
+ spin_unlock_irq(&phba->hbalock);
+ lpfc_sli4_offline_eratt(phba);
+ return;
+ }
+ if (bf_get(lpfc_sliport_status_rn, &portstat_reg)) {
+ /*
+ * TODO: Attempt port recovery via a port reset.
+ * When fully implemented, the driver should
+ * attempt to recover the port here and return.
+ * For now, log an error and take the port offline.
+ */
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "2887 Port Error: Attempting "
+ "Port Recovery\n");
+ }
+ lpfc_sli4_offline_eratt(phba);
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_1:
+ default:
+ break;
+ }
}
/**
lpfc_worker_wake_up(phba);
}
-/**
- * lpfc_sli4_fw_cfg_check - Read the firmware config and verify FCoE support
- * @phba: pointer to lpfc hba data structure.
- *
- * This function uses the QUERY_FW_CFG mailbox command to determine if the
- * firmware loaded supports FCoE. A return of zero indicates that the mailbox
- * was successful and the firmware supports FCoE. Any other return indicates
- * a error. It is assumed that this function will be called before interrupts
- * are enabled.
- **/
-static int
-lpfc_sli4_fw_cfg_check(struct lpfc_hba *phba)
-{
- int rc = 0;
- LPFC_MBOXQ_t *mboxq;
- struct lpfc_mbx_query_fw_cfg *query_fw_cfg;
- uint32_t length;
- uint32_t shdr_status, shdr_add_status;
-
- mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
- if (!mboxq) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "2621 Failed to allocate mbox for "
- "query firmware config cmd\n");
- return -ENOMEM;
- }
- query_fw_cfg = &mboxq->u.mqe.un.query_fw_cfg;
- length = (sizeof(struct lpfc_mbx_query_fw_cfg) -
- sizeof(struct lpfc_sli4_cfg_mhdr));
- lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON,
- LPFC_MBOX_OPCODE_QUERY_FW_CFG,
- length, LPFC_SLI4_MBX_EMBED);
- rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
- /* The IOCTL status is embedded in the mailbox subheader. */
- shdr_status = bf_get(lpfc_mbox_hdr_status,
- &query_fw_cfg->header.cfg_shdr.response);
- shdr_add_status = bf_get(lpfc_mbox_hdr_add_status,
- &query_fw_cfg->header.cfg_shdr.response);
- if (shdr_status || shdr_add_status || rc != MBX_SUCCESS) {
- lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "2622 Query Firmware Config failed "
- "mbx status x%x, status x%x add_status x%x\n",
- rc, shdr_status, shdr_add_status);
- return -EINVAL;
- }
- if (!bf_get(lpfc_function_mode_fcoe_i, query_fw_cfg)) {
- lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
- "2623 FCoE Function not supported by firmware. "
- "Function mode = %08x\n",
- query_fw_cfg->function_mode);
- return -EINVAL;
- }
- if (rc != MBX_TIMEOUT)
- mempool_free(mboxq, phba->mbox_mem_pool);
- return 0;
-}
-
/**
* lpfc_sli4_parse_latt_fault - Parse sli4 link-attention link fault code
* @phba: pointer to lpfc hba data structure.
if (rc)
return -ENOMEM;
+ /* IF Type 2 ports get initialized now. */
+ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) ==
+ LPFC_SLI_INTF_IF_TYPE_2) {
+ rc = lpfc_pci_function_reset(phba);
+ if (unlikely(rc))
+ return -ENODEV;
+ }
+
/* Create the bootstrap mailbox command */
rc = lpfc_create_bootstrap_mbox(phba);
if (unlikely(rc))
if (unlikely(rc))
goto out_free_bsmbx;
- rc = lpfc_sli4_fw_cfg_check(phba);
- if (unlikely(rc))
- goto out_free_bsmbx;
-
/* Set up the hba's configuration parameters. */
rc = lpfc_sli4_read_config(phba);
if (unlikely(rc))
goto out_free_bsmbx;
- /* Perform a function reset */
- rc = lpfc_pci_function_reset(phba);
- if (unlikely(rc))
- goto out_free_bsmbx;
+ /* IF Type 0 ports get initialized now. */
+ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) ==
+ LPFC_SLI_INTF_IF_TYPE_0) {
+ rc = lpfc_pci_function_reset(phba);
+ if (unlikely(rc))
+ goto out_free_bsmbx;
+ }
mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
GFP_KERNEL);
int
lpfc_sli4_post_status_check(struct lpfc_hba *phba)
{
- struct lpfc_register sta_reg, uerrlo_reg, uerrhi_reg;
- int i, port_error = -ENODEV;
+ struct lpfc_register portsmphr_reg, uerrlo_reg, uerrhi_reg;
+ struct lpfc_register reg_data;
+ int i, port_error = 0;
+ uint32_t if_type;
- if (!phba->sli4_hba.STAregaddr)
+ if (!phba->sli4_hba.PSMPHRregaddr)
return -ENODEV;
/* Wait up to 30 seconds for the SLI Port POST done and ready */
for (i = 0; i < 3000; i++) {
- sta_reg.word0 = readl(phba->sli4_hba.STAregaddr);
- /* Encounter fatal POST error, break out */
- if (bf_get(lpfc_hst_state_perr, &sta_reg)) {
+ portsmphr_reg.word0 = readl(phba->sli4_hba.PSMPHRregaddr);
+ if (bf_get(lpfc_port_smphr_perr, &portsmphr_reg)) {
+ /* Port has a fatal POST error, break out */
port_error = -ENODEV;
break;
}
- if (LPFC_POST_STAGE_ARMFW_READY ==
- bf_get(lpfc_hst_state_port_status, &sta_reg)) {
- port_error = 0;
+ if (LPFC_POST_STAGE_PORT_READY ==
+ bf_get(lpfc_port_smphr_port_status, &portsmphr_reg))
break;
- }
msleep(10);
}
- if (port_error)
+ /*
+ * If there was a port error during POST, then don't proceed with
+ * other register reads as the data may not be valid. Just exit.
+ */
+ if (port_error) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "1408 Failure HBA POST Status: sta_reg=0x%x, "
- "perr=x%x, sfi=x%x, nip=x%x, ipc=x%x, xrom=x%x, "
- "dl=x%x, pstatus=x%x\n", sta_reg.word0,
- bf_get(lpfc_hst_state_perr, &sta_reg),
- bf_get(lpfc_hst_state_sfi, &sta_reg),
- bf_get(lpfc_hst_state_nip, &sta_reg),
- bf_get(lpfc_hst_state_ipc, &sta_reg),
- bf_get(lpfc_hst_state_xrom, &sta_reg),
- bf_get(lpfc_hst_state_dl, &sta_reg),
- bf_get(lpfc_hst_state_port_status, &sta_reg));
-
- /* Log device information */
- phba->sli4_hba.sli_intf.word0 = readl(phba->sli4_hba.SLIINTFregaddr);
- if (bf_get(lpfc_sli_intf_valid,
- &phba->sli4_hba.sli_intf) == LPFC_SLI_INTF_VALID) {
+ "1408 Port Failed POST - portsmphr=0x%x, "
+ "perr=x%x, sfi=x%x, nip=x%x, ipc=x%x, scr1=x%x, "
+ "scr2=x%x, hscratch=x%x, pstatus=x%x\n",
+ portsmphr_reg.word0,
+ bf_get(lpfc_port_smphr_perr, &portsmphr_reg),
+ bf_get(lpfc_port_smphr_sfi, &portsmphr_reg),
+ bf_get(lpfc_port_smphr_nip, &portsmphr_reg),
+ bf_get(lpfc_port_smphr_ipc, &portsmphr_reg),
+ bf_get(lpfc_port_smphr_scr1, &portsmphr_reg),
+ bf_get(lpfc_port_smphr_scr2, &portsmphr_reg),
+ bf_get(lpfc_port_smphr_host_scratch, &portsmphr_reg),
+ bf_get(lpfc_port_smphr_port_status, &portsmphr_reg));
+ } else {
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
- "2534 Device Info: ChipType=0x%x, SliRev=0x%x, "
- "IFType=0x%x, SLIHint_1=0x%x, SLIHint_2=0x%x, "
- "FT=0x%x\n",
+ "2534 Device Info: SLIFamily=0x%x, "
+ "SLIRev=0x%x, IFType=0x%x, SLIHint_1=0x%x, "
+ "SLIHint_2=0x%x, FT=0x%x\n",
bf_get(lpfc_sli_intf_sli_family,
&phba->sli4_hba.sli_intf),
bf_get(lpfc_sli_intf_slirev,
&phba->sli4_hba.sli_intf),
bf_get(lpfc_sli_intf_func_type,
&phba->sli4_hba.sli_intf));
+ /*
+ * Check for other Port errors during the initialization
+ * process. Fail the load if the port did not come up
+ * correctly.
+ */
+ if_type = bf_get(lpfc_sli_intf_if_type,
+ &phba->sli4_hba.sli_intf);
+ switch (if_type) {
+ case LPFC_SLI_INTF_IF_TYPE_0:
+ phba->sli4_hba.ue_mask_lo =
+ readl(phba->sli4_hba.u.if_type0.UEMASKLOregaddr);
+ phba->sli4_hba.ue_mask_hi =
+ readl(phba->sli4_hba.u.if_type0.UEMASKHIregaddr);
+ uerrlo_reg.word0 =
+ readl(phba->sli4_hba.u.if_type0.UERRLOregaddr);
+ uerrhi_reg.word0 =
+ readl(phba->sli4_hba.u.if_type0.UERRHIregaddr);
+ if ((~phba->sli4_hba.ue_mask_lo & uerrlo_reg.word0) ||
+ (~phba->sli4_hba.ue_mask_hi & uerrhi_reg.word0)) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "1422 Unrecoverable Error "
+ "Detected during POST "
+ "uerr_lo_reg=0x%x, "
+ "uerr_hi_reg=0x%x, "
+ "ue_mask_lo_reg=0x%x, "
+ "ue_mask_hi_reg=0x%x\n",
+ uerrlo_reg.word0,
+ uerrhi_reg.word0,
+ phba->sli4_hba.ue_mask_lo,
+ phba->sli4_hba.ue_mask_hi);
+ port_error = -ENODEV;
+ }
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_2:
+ /* Final checks. The port status should be clean. */
+ reg_data.word0 =
+ readl(phba->sli4_hba.u.if_type2.STATUSregaddr);
+ if (bf_get(lpfc_sliport_status_err, ®_data)) {
+ phba->work_status[0] =
+ readl(phba->sli4_hba.u.if_type2.
+ ERR1regaddr);
+ phba->work_status[1] =
+ readl(phba->sli4_hba.u.if_type2.
+ ERR2regaddr);
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "2888 Port Error Detected "
+ "during POST: "
+ "port status reg 0x%x, "
+ "port_smphr reg 0x%x, "
+ "error 1=0x%x, error 2=0x%x\n",
+ reg_data.word0,
+ portsmphr_reg.word0,
+ phba->work_status[0],
+ phba->work_status[1]);
+ port_error = -ENODEV;
+ }
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_1:
+ default:
+ break;
+ }
}
-
- phba->sli4_hba.ue_mask_lo = readl(phba->sli4_hba.UEMASKLOregaddr);
- phba->sli4_hba.ue_mask_hi = readl(phba->sli4_hba.UEMASKHIregaddr);
- /* With uncoverable error, log the error message and return error */
- uerrlo_reg.word0 = readl(phba->sli4_hba.UERRLOregaddr);
- uerrhi_reg.word0 = readl(phba->sli4_hba.UERRHIregaddr);
- if ((~phba->sli4_hba.ue_mask_lo & uerrlo_reg.word0) ||
- (~phba->sli4_hba.ue_mask_hi & uerrhi_reg.word0)) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "1422 HBA Unrecoverable error: "
- "uerr_lo_reg=0x%x, uerr_hi_reg=0x%x, "
- "ue_mask_lo_reg=0x%x, ue_mask_hi_reg=0x%x\n",
- uerrlo_reg.word0, uerrhi_reg.word0,
- phba->sli4_hba.ue_mask_lo,
- phba->sli4_hba.ue_mask_hi);
- return -ENODEV;
- }
-
return port_error;
}
/**
* lpfc_sli4_bar0_register_memmap - Set up SLI4 BAR0 register memory map.
* @phba: pointer to lpfc hba data structure.
+ * @if_type: The SLI4 interface type getting configured.
*
* This routine is invoked to set up SLI4 BAR0 PCI config space register
* memory map.
**/
static void
-lpfc_sli4_bar0_register_memmap(struct lpfc_hba *phba)
-{
- phba->sli4_hba.UERRLOregaddr = phba->sli4_hba.conf_regs_memmap_p +
- LPFC_UERR_STATUS_LO;
- phba->sli4_hba.UERRHIregaddr = phba->sli4_hba.conf_regs_memmap_p +
- LPFC_UERR_STATUS_HI;
- phba->sli4_hba.UEMASKLOregaddr = phba->sli4_hba.conf_regs_memmap_p +
- LPFC_UE_MASK_LO;
- phba->sli4_hba.UEMASKHIregaddr = phba->sli4_hba.conf_regs_memmap_p +
- LPFC_UE_MASK_HI;
- phba->sli4_hba.SLIINTFregaddr = phba->sli4_hba.conf_regs_memmap_p +
- LPFC_SLI_INTF;
+lpfc_sli4_bar0_register_memmap(struct lpfc_hba *phba, uint32_t if_type)
+{
+ switch (if_type) {
+ case LPFC_SLI_INTF_IF_TYPE_0:
+ phba->sli4_hba.u.if_type0.UERRLOregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_UERR_STATUS_LO;
+ phba->sli4_hba.u.if_type0.UERRHIregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_UERR_STATUS_HI;
+ phba->sli4_hba.u.if_type0.UEMASKLOregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_UE_MASK_LO;
+ phba->sli4_hba.u.if_type0.UEMASKHIregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_UE_MASK_HI;
+ phba->sli4_hba.SLIINTFregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_SLI_INTF;
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_2:
+ phba->sli4_hba.u.if_type2.ERR1regaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_ERR_1;
+ phba->sli4_hba.u.if_type2.ERR2regaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_ERR_2;
+ phba->sli4_hba.u.if_type2.CTRLregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_CNTRL;
+ phba->sli4_hba.u.if_type2.STATUSregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_STATUS;
+ phba->sli4_hba.SLIINTFregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_SLI_INTF;
+ phba->sli4_hba.PSMPHRregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_IF2_SMPHR;
+ phba->sli4_hba.RQDBregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_RQ_DOORBELL;
+ phba->sli4_hba.WQDBregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_WQ_DOORBELL;
+ phba->sli4_hba.EQCQDBregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_EQCQ_DOORBELL;
+ phba->sli4_hba.MQDBregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_MQ_DOORBELL;
+ phba->sli4_hba.BMBXregaddr =
+ phba->sli4_hba.conf_regs_memmap_p + LPFC_BMBX;
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_1:
+ default:
+ dev_printk(KERN_ERR, &phba->pcidev->dev,
+ "FATAL - unsupported SLI4 interface type - %d\n",
+ if_type);
+ break;
+ }
}
/**
static void
lpfc_sli4_bar1_register_memmap(struct lpfc_hba *phba)
{
-
- phba->sli4_hba.STAregaddr = phba->sli4_hba.ctrl_regs_memmap_p +
- LPFC_HST_STATE;
+ phba->sli4_hba.PSMPHRregaddr = phba->sli4_hba.ctrl_regs_memmap_p +
+ LPFC_SLIPORT_IF0_SMPHR;
phba->sli4_hba.ISRregaddr = phba->sli4_hba.ctrl_regs_memmap_p +
- LPFC_HST_ISR0;
+ LPFC_HST_ISR0;
phba->sli4_hba.IMRregaddr = phba->sli4_hba.ctrl_regs_memmap_p +
- LPFC_HST_IMR0;
+ LPFC_HST_IMR0;
phba->sli4_hba.ISCRregaddr = phba->sli4_hba.ctrl_regs_memmap_p +
- LPFC_HST_ISCR0;
- return;
+ LPFC_HST_ISCR0;
}
/**
}
/**
- * lpfc_dev_endian_order_setup - Notify the port of the host's endian order.
+ * lpfc_setup_endian_order - Write endian order to an SLI4 if_type 0 port.
* @phba: pointer to lpfc hba data structure.
*
- * This routine is invoked to setup the host-side endian order to the
- * HBA consistent with the SLI-4 interface spec.
+ * This routine is invoked to setup the port-side endian order when
+ * the port if_type is 0. This routine has no function for other
+ * if_types.
*
* Return codes
* 0 - successful
lpfc_setup_endian_order(struct lpfc_hba *phba)
{
LPFC_MBOXQ_t *mboxq;
- uint32_t rc = 0;
+ uint32_t if_type, rc = 0;
uint32_t endian_mb_data[2] = {HOST_ENDIAN_LOW_WORD0,
HOST_ENDIAN_HIGH_WORD1};
- mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
- if (!mboxq) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0492 Unable to allocate memory for issuing "
- "SLI_CONFIG_SPECIAL mailbox command\n");
- return -ENOMEM;
- }
+ if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);
+ switch (if_type) {
+ case LPFC_SLI_INTF_IF_TYPE_0:
+ mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
+ GFP_KERNEL);
+ if (!mboxq) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0492 Unable to allocate memory for "
+ "issuing SLI_CONFIG_SPECIAL mailbox "
+ "command\n");
+ return -ENOMEM;
+ }
- /*
- * The SLI4_CONFIG_SPECIAL mailbox command requires the first two
- * words to contain special data values and no other data.
- */
- memset(mboxq, 0, sizeof(LPFC_MBOXQ_t));
- memcpy(&mboxq->u.mqe, &endian_mb_data, sizeof(endian_mb_data));
- rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
- if (rc != MBX_SUCCESS) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0493 SLI_CONFIG_SPECIAL mailbox failed with "
- "status x%x\n",
- rc);
- rc = -EIO;
+ /*
+ * The SLI4_CONFIG_SPECIAL mailbox command requires the first
+ * two words to contain special data values and no other data.
+ */
+ memset(mboxq, 0, sizeof(LPFC_MBOXQ_t));
+ memcpy(&mboxq->u.mqe, &endian_mb_data, sizeof(endian_mb_data));
+ rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
+ if (rc != MBX_SUCCESS) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0493 SLI_CONFIG_SPECIAL mailbox "
+ "failed with status x%x\n",
+ rc);
+ rc = -EIO;
+ }
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_2:
+ case LPFC_SLI_INTF_IF_TYPE_1:
+ default:
+ break;
}
-
- mempool_free(mboxq, phba->mbox_mem_pool);
return rc;
}
lpfc_pci_function_reset(struct lpfc_hba *phba)
{
LPFC_MBOXQ_t *mboxq;
- uint32_t rc = 0;
+ uint32_t rc = 0, if_type;
uint32_t shdr_status, shdr_add_status;
+ uint32_t rdy_chk, num_resets = 0, reset_again = 0;
union lpfc_sli4_cfg_shdr *shdr;
+ struct lpfc_register reg_data;
- mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
- if (!mboxq) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0494 Unable to allocate memory for issuing "
- "SLI_FUNCTION_RESET mailbox command\n");
- return -ENOMEM;
- }
+ if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);
+ switch (if_type) {
+ case LPFC_SLI_INTF_IF_TYPE_0:
+ mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
+ GFP_KERNEL);
+ if (!mboxq) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0494 Unable to allocate memory for "
+ "issuing SLI_FUNCTION_RESET mailbox "
+ "command\n");
+ return -ENOMEM;
+ }
- /* Set up PCI function reset SLI4_CONFIG mailbox-ioctl command */
- lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON,
- LPFC_MBOX_OPCODE_FUNCTION_RESET, 0,
- LPFC_SLI4_MBX_EMBED);
- rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
- shdr = (union lpfc_sli4_cfg_shdr *)
- &mboxq->u.mqe.un.sli4_config.header.cfg_shdr;
- shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
- shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response);
- if (rc != MBX_TIMEOUT)
- mempool_free(mboxq, phba->mbox_mem_pool);
- if (shdr_status || shdr_add_status || rc) {
- lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "0495 SLI_FUNCTION_RESET mailbox failed with "
- "status x%x add_status x%x, mbx status x%x\n",
- shdr_status, shdr_add_status, rc);
- rc = -ENXIO;
+ /* Setup PCI function reset mailbox-ioctl command */
+ lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON,
+ LPFC_MBOX_OPCODE_FUNCTION_RESET, 0,
+ LPFC_SLI4_MBX_EMBED);
+ rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
+ shdr = (union lpfc_sli4_cfg_shdr *)
+ &mboxq->u.mqe.un.sli4_config.header.cfg_shdr;
+ shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
+ shdr_add_status = bf_get(lpfc_mbox_hdr_add_status,
+ &shdr->response);
+ if (rc != MBX_TIMEOUT)
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ if (shdr_status || shdr_add_status || rc) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0495 SLI_FUNCTION_RESET mailbox "
+ "failed with status x%x add_status x%x,"
+ " mbx status x%x\n",
+ shdr_status, shdr_add_status, rc);
+ rc = -ENXIO;
+ }
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_2:
+ for (num_resets = 0;
+ num_resets < MAX_IF_TYPE_2_RESETS;
+ num_resets++) {
+ reg_data.word0 = 0;
+ bf_set(lpfc_sliport_ctrl_end, ®_data,
+ LPFC_SLIPORT_LITTLE_ENDIAN);
+ bf_set(lpfc_sliport_ctrl_ip, ®_data,
+ LPFC_SLIPORT_INIT_PORT);
+ writel(reg_data.word0, phba->sli4_hba.u.if_type2.
+ CTRLregaddr);
+
+ /*
+ * Poll the Port Status Register and wait for RDY for
+ * up to 10 seconds. If the port doesn't respond, treat
+ * it as an error. If the port responds with RN, start
+ * the loop again.
+ */
+ for (rdy_chk = 0; rdy_chk < 1000; rdy_chk++) {
+ reg_data.word0 =
+ readl(phba->sli4_hba.u.if_type2.
+ STATUSregaddr);
+ if (bf_get(lpfc_sliport_status_rdy, ®_data))
+ break;
+ if (bf_get(lpfc_sliport_status_rn, ®_data)) {
+ reset_again++;
+ break;
+ }
+ msleep(10);
+ }
+
+ /*
+ * If the port responds to the init request with
+ * reset needed, delay for a bit and restart the loop.
+ */
+ if (reset_again) {
+ msleep(10);
+ reset_again = 0;
+ continue;
+ }
+
+ /* Detect any port errors. */
+ reg_data.word0 = readl(phba->sli4_hba.u.if_type2.
+ STATUSregaddr);
+ if ((bf_get(lpfc_sliport_status_err, ®_data)) ||
+ (rdy_chk >= 1000)) {
+ phba->work_status[0] = readl(
+ phba->sli4_hba.u.if_type2.ERR1regaddr);
+ phba->work_status[1] = readl(
+ phba->sli4_hba.u.if_type2.ERR2regaddr);
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "2890 Port Error Detected "
+ "during Port Reset: "
+ "port status reg 0x%x, "
+ "error 1=0x%x, error 2=0x%x\n",
+ reg_data.word0,
+ phba->work_status[0],
+ phba->work_status[1]);
+ rc = -ENODEV;
+ }
+
+ /*
+ * Terminate the outer loop provided the Port indicated
+ * ready within 10 seconds.
+ */
+ if (rdy_chk < 1000)
+ break;
+ }
+ break;
+ case LPFC_SLI_INTF_IF_TYPE_1:
+ default:
+ break;
}
+
+ /* Catch the not-ready port failure after a port reset. */
+ if (num_resets >= MAX_IF_TYPE_2_RESETS)
+ rc = -ENODEV;
+
return rc;
}
struct pci_dev *pdev;
unsigned long bar0map_len, bar1map_len, bar2map_len;
int error = -ENODEV;
+ uint32_t if_type;
/* Obtain PCI device reference */
if (!phba->pcidev)
}
}
- /* Get the bus address of SLI4 device Bar0, Bar1, and Bar2 and the
- * number of bytes required by each mapping. They are actually
- * mapping to the PCI BAR regions 0 or 1, 2, and 4 by the SLI4 device.
+ /*
+ * The BARs and register set definitions and offset locations are
+ * dependent on the if_type.
+ */
+ if (pci_read_config_dword(pdev, LPFC_SLI_INTF,
+ &phba->sli4_hba.sli_intf.word0)) {
+ return error;
+ }
+
+ /* There is no SLI3 failback for SLI4 devices. */
+ if (bf_get(lpfc_sli_intf_valid, &phba->sli4_hba.sli_intf) !=
+ LPFC_SLI_INTF_VALID) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "2894 SLI_INTF reg contents invalid "
+ "sli_intf reg 0x%x\n",
+ phba->sli4_hba.sli_intf.word0);
+ return error;
+ }
+
+ if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);
+ /*
+ * Get the bus address of SLI4 device Bar regions and the
+ * number of bytes required by each mapping. The mapping of the
+ * particular PCI BARs regions is dependent on the type of
+ * SLI4 device.
*/
if (pci_resource_start(pdev, 0)) {
phba->pci_bar0_map = pci_resource_start(pdev, 0);
bar0map_len = pci_resource_len(pdev, 0);
+
+ /*
+ * Map SLI4 PCI Config Space Register base to a kernel virtual
+ * addr
+ */
+ phba->sli4_hba.conf_regs_memmap_p =
+ ioremap(phba->pci_bar0_map, bar0map_len);
+ if (!phba->sli4_hba.conf_regs_memmap_p) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "ioremap failed for SLI4 PCI config "
+ "registers.\n");
+ goto out;
+ }
+ /* Set up BAR0 PCI config space register memory map */
+ lpfc_sli4_bar0_register_memmap(phba, if_type);
} else {
phba->pci_bar0_map = pci_resource_start(pdev, 1);
bar0map_len = pci_resource_len(pdev, 1);
- }
- phba->pci_bar1_map = pci_resource_start(pdev, 2);
- bar1map_len = pci_resource_len(pdev, 2);
-
- phba->pci_bar2_map = pci_resource_start(pdev, 4);
- bar2map_len = pci_resource_len(pdev, 4);
-
- /* Map SLI4 PCI Config Space Register base to a kernel virtual addr */
- phba->sli4_hba.conf_regs_memmap_p =
+ if (if_type == LPFC_SLI_INTF_IF_TYPE_2) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "FATAL - No BAR0 mapping for SLI4, if_type 2\n");
+ goto out;
+ }
+ phba->sli4_hba.conf_regs_memmap_p =
ioremap(phba->pci_bar0_map, bar0map_len);
- if (!phba->sli4_hba.conf_regs_memmap_p) {
- dev_printk(KERN_ERR, &pdev->dev,
- "ioremap failed for SLI4 PCI config registers.\n");
- goto out;
+ if (!phba->sli4_hba.conf_regs_memmap_p) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "ioremap failed for SLI4 PCI config "
+ "registers.\n");
+ goto out;
+ }
+ lpfc_sli4_bar0_register_memmap(phba, if_type);
}
- /* Map SLI4 HBA Control Register base to a kernel virtual address. */
- phba->sli4_hba.ctrl_regs_memmap_p =
+ if (pci_resource_start(pdev, 2)) {
+ /*
+ * Map SLI4 if type 0 HBA Control Register base to a kernel
+ * virtual address and setup the registers.
+ */
+ phba->pci_bar1_map = pci_resource_start(pdev, 2);
+ bar1map_len = pci_resource_len(pdev, 2);
+ phba->sli4_hba.ctrl_regs_memmap_p =
ioremap(phba->pci_bar1_map, bar1map_len);
- if (!phba->sli4_hba.ctrl_regs_memmap_p) {
- dev_printk(KERN_ERR, &pdev->dev,
+ if (!phba->sli4_hba.ctrl_regs_memmap_p) {
+ dev_printk(KERN_ERR, &pdev->dev,
"ioremap failed for SLI4 HBA control registers.\n");
- goto out_iounmap_conf;
+ goto out_iounmap_conf;
+ }
+ lpfc_sli4_bar1_register_memmap(phba);
}
- /* Map SLI4 HBA Doorbell Register base to a kernel virtual address. */
- phba->sli4_hba.drbl_regs_memmap_p =
+ if (pci_resource_start(pdev, 4)) {
+ /*
+ * Map SLI4 if type 0 HBA Doorbell Register base to a kernel
+ * virtual address and setup the registers.
+ */
+ phba->pci_bar2_map = pci_resource_start(pdev, 4);
+ bar2map_len = pci_resource_len(pdev, 4);
+ phba->sli4_hba.drbl_regs_memmap_p =
ioremap(phba->pci_bar2_map, bar2map_len);
- if (!phba->sli4_hba.drbl_regs_memmap_p) {
- dev_printk(KERN_ERR, &pdev->dev,
+ if (!phba->sli4_hba.drbl_regs_memmap_p) {
+ dev_printk(KERN_ERR, &pdev->dev,
"ioremap failed for SLI4 HBA doorbell registers.\n");
- goto out_iounmap_ctrl;
+ goto out_iounmap_ctrl;
+ }
+ error = lpfc_sli4_bar2_register_memmap(phba, LPFC_VF0);
+ if (error)
+ goto out_iounmap_all;
}
- /* Set up BAR0 PCI config space register memory map */
- lpfc_sli4_bar0_register_memmap(phba);
-
- /* Set up BAR1 register memory map */
- lpfc_sli4_bar1_register_memmap(phba);
-
- /* Set up BAR2 register memory map */
- error = lpfc_sli4_bar2_register_memmap(phba, LPFC_VF0);
- if (error)
- goto out_iounmap_all;
-
return 0;
out_iounmap_all:
"0451 Configure interrupt mode (%d) "
"failed active interrupt test.\n",
intr_mode);
- /* Unset the preivous SLI-4 HBA setup */
+ /* Unset the previous SLI-4 HBA setup. */
+ /*
+ * TODO: Is this operation compatible with IF TYPE 2
+ * devices? All port state is deleted and cleared.
+ */
lpfc_sli4_unset_hba(phba);
/* Try next level of interrupt mode */
cfg_mode = --intr_mode;
projects / deliverable / linux.git / commitdiff
