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[SCSI] lpfc 8.2.3 : Added support for ASICs that report temperature

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Added support for ASICs that report temperature. Temperature notices are
 reported as events and logged. Temperature can be read via sysfs.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
James Smart
2007-10-27 13:37:05 -04:00
committed by James Bottomley
parent d1a357fcc8
commit 57127f1572
9 changed files with 213 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

76
drivers/scsi/lpfc/lpfc_sli.c
View File

@@ -199,6 +199,7 @@ lpfc_sli_iocb_cmd_type(uint8_t iocb_cmnd)
case CMD_RCV_ELS_REQ_CX:
case CMD_RCV_SEQUENCE64_CX:
case CMD_RCV_ELS_REQ64_CX:
case CMD_ASYNC_STATUS:
case CMD_IOCB_RCV_SEQ64_CX:
case CMD_IOCB_RCV_ELS64_CX:
case CMD_IOCB_RCV_CONT64_CX:
@@ -754,6 +755,7 @@ lpfc_sli_chk_mbx_command(uint8_t mbxCommand)
case MBX_FLASH_WR_ULA:
case MBX_SET_DEBUG:
case MBX_LOAD_EXP_ROM:
case MBX_ASYNCEVT_ENABLE:
case MBX_REG_VPI:
case MBX_UNREG_VPI:
case MBX_HEARTBEAT:
@@ -953,6 +955,7 @@ lpfc_sli_replace_hbqbuff(struct lpfc_hba *phba, uint32_t tag)
return &new_hbq_entry->dbuf;
}
static int
lpfc_sli_process_unsol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
struct lpfc_iocbq *saveq)
@@ -964,6 +967,22 @@ lpfc_sli_process_unsol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
match = 0;
irsp = &(saveq->iocb);
if (irsp->ulpCommand == CMD_ASYNC_STATUS) {
if (pring->lpfc_sli_rcv_async_status)
pring->lpfc_sli_rcv_async_status(phba, pring, saveq);
else
lpfc_printf_log(phba,
KERN_WARNING,
LOG_SLI,
"0316 Ring %d handler: unexpected "
"ASYNC_STATUS iocb received evt_code "
"0x%x\n",
pring->ringno,
irsp->un.asyncstat.evt_code);
return 1;
}
if ((irsp->ulpCommand == CMD_RCV_ELS_REQ64_CX)
|| (irsp->ulpCommand == CMD_RCV_ELS_REQ_CX)
|| (irsp->ulpCommand == CMD_IOCB_RCV_ELS64_CX)
@@ -2993,6 +3012,61 @@ lpfc_extra_ring_setup( struct lpfc_hba *phba)
return 0;
}
void
lpfc_sli_async_event_handler(struct lpfc_hba * phba,
struct lpfc_sli_ring * pring, struct lpfc_iocbq * iocbq)
{
IOCB_t *icmd;
uint16_t evt_code;
uint16_t temp;
struct temp_event temp_event_data;
struct Scsi_Host *shost;
icmd = &iocbq->iocb;
evt_code = icmd->un.asyncstat.evt_code;
temp = icmd->ulpContext;
if ((evt_code != ASYNC_TEMP_WARN) &&
(evt_code != ASYNC_TEMP_SAFE)) {
lpfc_printf_log(phba,
KERN_ERR,
LOG_SLI,
"0327 Ring %d handler: unexpected ASYNC_STATUS"
" evt_code 0x%x\n",
pring->ringno,
icmd->un.asyncstat.evt_code);
return;
}
temp_event_data.data = (uint32_t)temp;
temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
if (evt_code == ASYNC_TEMP_WARN) {
temp_event_data.event_code = LPFC_THRESHOLD_TEMP;
lpfc_printf_log(phba,
KERN_WARNING,
LOG_TEMP,
"0339 Adapter is very hot, please take "
"corrective action. temperature : %d Celsius\n",
temp);
}
if (evt_code == ASYNC_TEMP_SAFE) {
temp_event_data.event_code = LPFC_NORMAL_TEMP;
lpfc_printf_log(phba,
KERN_INFO,
LOG_TEMP,
"0340 Adapter temperature is OK now. "
"temperature : %d Celsius\n",
temp);
}
/* Send temperature change event to applications */
shost = lpfc_shost_from_vport(phba->pport);
fc_host_post_vendor_event(shost, fc_get_event_number(),
sizeof(temp_event_data), (char *) &temp_event_data,
SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
}
int
lpfc_sli_setup(struct lpfc_hba *phba)
{
@@ -3059,6 +3133,8 @@ lpfc_sli_setup(struct lpfc_hba *phba)
pring->fast_iotag = 0;
pring->iotag_ctr = 0;
pring->iotag_max = 4096;
pring->lpfc_sli_rcv_async_status =
lpfc_sli_async_event_handler;
pring->num_mask = 4;
pring->prt[0].profile = 0; /* Mask 0 */
pring->prt[0].rctl = FC_ELS_REQ;