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[SCSI] qla2xxx: Add critical temperature handling for ISPFX00.

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Signed-off-by: Armen Baloyan <armen.baloyan@qlogic.com>
Acked-by: Srinivasa Rao <srinivasa.rao@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Armen Baloyan 2013-08-27 01:37:38 -04:00 committed by James Bottomley
parent 4247934397
commit 71e5600362
5 changed files with 104 additions and 17 deletions
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6
drivers/scsi/qla2xxx/qla_dbg.c
View File

@ -11,7 +11,7 @@
* ----------------------------------------------------------------------
* | Level | Last Value Used | Holes |
* ----------------------------------------------------------------------
* | Module Init and Probe | 0x0151 | 0x4b,0xba,0xfa |
* | Module Init and Probe | 0x0152 | 0x4b,0xba,0xfa |
* | Mailbox commands | 0x1181 | 0x111a-0x111b |
* | | | 0x1155-0x1158 |
* | | | 0x1018-0x1019 |
@ -26,11 +26,11 @@
* | | | 0x3036,0x3038 |
* | | | 0x303a |
* | DPC Thread | 0x4022 | 0x4002,0x4013 |
* | Async Events | 0x5081 | 0x502b-0x502f |
* | Async Events | 0x5083 | 0x502b-0x502f |
* | | | 0x5047,0x5052 |
* | | | 0x5040,0x5075 |
* | | | 0x503d,0x5044 |
* | Timer Routines | 0x6011 | |
* | Timer Routines | 0x6012 | |
* | User Space Interactions | 0x70dd | 0x7018,0x702e, |
* | | | 0x7020,0x7024, |
* | | | 0x7039,0x7045, |

1
drivers/scsi/qla2xxx/qla_def.h
View File

@ -3369,6 +3369,7 @@ typedef struct scsi_qla_host {
#define PORT_UPDATE_NEEDED 24
#define FX00_RESET_RECOVERY 25
#define FX00_TARGET_SCAN 26
#define FX00_CRITEMP_RECOVERY 27
uint32_t device_flags;
#define SWITCH_FOUND BIT_0

86
drivers/scsi/qla2xxx/qla_mr.c
View File

@ -1372,21 +1372,22 @@ qlafx00_configure_devices(scsi_qla_host_t *vha)
}
static void
qlafx00_abort_isp_cleanup(scsi_qla_host_t *vha)
qlafx00_abort_isp_cleanup(scsi_qla_host_t *vha, bool critemp)
{
struct qla_hw_data *ha = vha->hw;
fc_port_t *fcport;
vha->flags.online = 0;
ha->flags.chip_reset_done = 0;
ha->mr.fw_hbt_en = 0;
clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
vha->qla_stats.total_isp_aborts++;
ql_log(ql_log_info, vha, 0x013f,
"Performing ISP error recovery - ha = %p.\n", ha);
ha->isp_ops->reset_chip(vha);
if (!critemp) {
ha->flags.chip_reset_done = 0;
clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
vha->qla_stats.total_isp_aborts++;
ql_log(ql_log_info, vha, 0x013f,
"Performing ISP error recovery - ha = %p.\n", ha);
ha->isp_ops->reset_chip(vha);
}
if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
atomic_set(&vha->loop_state, LOOP_DOWN);
@ -1406,12 +1407,19 @@ qlafx00_abort_isp_cleanup(scsi_qla_host_t *vha)
}
if (!ha->flags.eeh_busy) {
/* Requeue all commands in outstanding command list. */
qla2x00_abort_all_cmds(vha, DID_RESET << 16);
if (critemp) {
qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
} else {
/* Requeue all commands in outstanding command list. */
qla2x00_abort_all_cmds(vha, DID_RESET << 16);
}
}
qla2x00_free_irqs(vha);
set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
if (critemp)
set_bit(FX00_CRITEMP_RECOVERY, &vha->dpc_flags);
else
set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
/* Clear the Interrupts */
QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
@ -1498,6 +1506,7 @@ qlafx00_timer_routine(scsi_qla_host_t *vha)
uint32_t fw_heart_beat;
uint32_t aenmbx0;
struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
uint32_t tempc;
/* Check firmware health */
if (ha->mr.fw_hbt_cnt)
@ -1569,6 +1578,29 @@ qlafx00_timer_routine(scsi_qla_host_t *vha)
ha->mr.old_aenmbx0_state = aenmbx0;
ha->mr.fw_reset_timer_tick--;
}
if (test_bit(FX00_CRITEMP_RECOVERY, &vha->dpc_flags)) {
/*
* Critical temperature recovery to be
* performed in timer routine
*/
if (ha->mr.fw_critemp_timer_tick == 0) {
tempc = QLAFX00_GET_TEMPERATURE(ha);
ql_log(ql_dbg_timer, vha, 0x6012,
"ISPFx00(%s): Critical temp timer, "
"current SOC temperature: %d\n",
__func__, tempc);
if (tempc < ha->mr.critical_temperature) {
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
clear_bit(FX00_CRITEMP_RECOVERY,
&vha->dpc_flags);
qla2xxx_wake_dpc(vha);
}
ha->mr.fw_critemp_timer_tick =
QLAFX00_CRITEMP_INTERVAL;
} else {
ha->mr.fw_critemp_timer_tick--;
}
}
}
/*
@ -1596,7 +1628,7 @@ qlafx00_reset_initialize(scsi_qla_host_t *vha)
if (vha->flags.online) {
scsi_block_requests(vha->host);
qlafx00_abort_isp_cleanup(vha);
qlafx00_abort_isp_cleanup(vha, false);
}
ql_log(ql_log_info, vha, 0x0143,
@ -1628,7 +1660,7 @@ qlafx00_abort_isp(scsi_qla_host_t *vha)
}
scsi_block_requests(vha->host);
qlafx00_abort_isp_cleanup(vha);
qlafx00_abort_isp_cleanup(vha, false);
} else {
scsi_block_requests(vha->host);
clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
@ -1722,6 +1754,16 @@ qlafx00_process_aen(struct scsi_qla_host *vha, struct qla_work_evt *evt)
aen_code = FCH_EVT_LINKDOWN;
aen_data = 0;
break;
case QLAFX00_MBA_TEMP_OVER:
case QLAFX00_MBA_TEMP_CRIT: /* Critical temperature event */
ql_log(ql_log_info, vha, 0x5082,
"Process critical temperature event "
"aenmb[0]: %x\n",
evt->u.aenfx.evtcode);
scsi_block_requests(vha->host);
qlafx00_abort_isp_cleanup(vha, true);
scsi_unblock_requests(vha->host);
break;
}
fc_host_post_event(vha->host, fc_get_event_number(),
@ -1913,6 +1955,7 @@ qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint16_t fx_type)
sizeof(vha->hw->mr.uboot_version));
memcpy(&vha->hw->mr.fru_serial_num, pinfo->fru_serial_num,
sizeof(vha->hw->mr.fru_serial_num));
vha->hw->mr.critical_temperature = pinfo->nominal_temp_value;
} else if (fx_type == FXDISC_GET_PORT_INFO) {
struct port_info_data *pinfo =
(struct port_info_data *) fdisc->u.fxiocb.rsp_addr;
@ -2055,6 +2098,7 @@ qlafx00_initialize_adapter(scsi_qla_host_t *vha)
{
int rval;
struct qla_hw_data *ha = vha->hw;
uint32_t tempc;
/* Clear adapter flags. */
vha->flags.online = 0;
@ -2105,6 +2149,11 @@ qlafx00_initialize_adapter(scsi_qla_host_t *vha)
rval = qla2x00_init_rings(vha);
ha->flags.chip_reset_done = 1;
tempc = QLAFX00_GET_TEMPERATURE(ha);
ql_dbg(ql_dbg_init, vha, 0x0152,
"ISPFx00(%s): Critical temp timer, current SOC temperature: 0x%x\n",
__func__, tempc);
return rval;
}
@ -2854,6 +2903,17 @@ qlafx00_async_event(scsi_qla_host_t *vha)
ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3]);
data_size = 4;
break;
case QLAFX00_MBA_TEMP_OVER: /* Over temperature event */
case QLAFX00_MBA_TEMP_CRIT: /* Critical temperature event */
ql_log(ql_log_info, vha, 0x5083,
"Asynchronous critical temperature event received "
"aenmb[0]: %x\n",
ha->aenmb[0]);
qlafx00_post_aenfx_work(vha, ha->aenmb[0],
(uint32_t *)ha->aenmb, 1);
break;
default:
ha->aenmb[1] = RD_REG_WORD(&reg->aenmailbox1);
ha->aenmb[2] = RD_REG_WORD(&reg->aenmailbox2);

27
drivers/scsi/qla2xxx/qla_mr.h
View File

@ -329,11 +329,13 @@ struct config_info_data {
uint64_t adapter_id;
uint32_t cluster_key_len;
uint8_t cluster_key[10];
uint8_t cluster_key[16];
uint64_t cluster_master_id;
uint64_t cluster_slave_id;
uint8_t cluster_flags;
uint32_t enabled_capabilities;
uint32_t nominal_temp_value;
} __packed;
#define FXDISC_GET_CONFIG_INFO 0x01
@ -346,6 +348,7 @@ struct config_info_data {
#define QLAFX00_ICR_ENB_MASK 0x80000000
#define QLAFX00_ICR_DIS_MASK 0x7fffffff
#define QLAFX00_HST_RST_REG 0x18264
#define QLAFX00_SOC_TEMP_REG 0x184C4
#define QLAFX00_HST_TO_HBA_REG 0x20A04
#define QLAFX00_HBA_TO_HOST_REG 0x21B70
#define QLAFX00_HST_INT_STS_BITS 0x7
@ -361,6 +364,9 @@ struct config_info_data {
#define QLAFX00_INTR_ALL_CMPLT 0x7
#define QLAFX00_MBA_SYSTEM_ERR 0x8002
#define QLAFX00_MBA_TEMP_OVER 0x8005
#define QLAFX00_MBA_TEMP_NORM 0x8006
#define QLAFX00_MBA_TEMP_CRIT 0x8007
#define QLAFX00_MBA_LINK_UP 0x8011
#define QLAFX00_MBA_LINK_DOWN 0x8012
#define QLAFX00_MBA_PORT_UPDATE 0x8014
@ -501,12 +507,31 @@ struct mr_data_fx00 {
uint32_t old_fw_hbt_cnt;
uint16_t fw_reset_timer_tick;
uint8_t fw_reset_timer_exp;
uint16_t fw_critemp_timer_tick;
uint32_t old_aenmbx0_state;
uint32_t critical_temperature;
};
/*
* SoC Junction Temperature is stored in
* bits 9:1 of SoC Junction Temperature Register
* in a firmware specific format format.
* To get the temperature in Celsius degrees
* the value from this bitfiled should be converted
* using this formula:
* Temperature (degrees C) = ((3,153,000 - (10,000 * X)) / 13,825)
* where X is the bit field value
* this macro reads the register, extracts the bitfield value,
* performs the calcualtions and returns temperature in Celsius
*/
#define QLAFX00_GET_TEMPERATURE(ha) ((3153000 - (10000 * \
((QLAFX00_RD_REG(ha, QLAFX00_SOC_TEMP_REG) & 0x3FE) >> 1))) / 13825)
#define QLAFX00_LOOP_DOWN_TIME 615 /* 600 */
#define QLAFX00_HEARTBEAT_INTERVAL 6 /* number of seconds */
#define QLAFX00_HEARTBEAT_MISS_CNT 3 /* number of miss */
#define QLAFX00_RESET_INTERVAL 120 /* number of seconds */
#define QLAFX00_MAX_RESET_INTERVAL 600 /* number of seconds */
#define QLAFX00_CRITEMP_INTERVAL 60 /* number of seconds */
#endif

1
drivers/scsi/qla2xxx/qla_os.c
View File

@ -2575,6 +2575,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
ha->port_down_retry_count = 30; /* default value */
ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL;
ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
ha->mr.fw_critemp_timer_tick = QLAFX00_CRITEMP_INTERVAL;
ha->mr.fw_hbt_en = 1;
}