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[SCSI] qla2xxx: Add an "is reset active" helper. 

Many locations within the driver would use an inconsistent set of
checks to determine ISP-reset state.  Consolidate the checks into
this inline-helper.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Andrew Vasquez 2012-02-09 11:14:05 -08:00 committed by James Bottomley
parent aa651be83d
commit d051a5aa1c
4 changed files with 28 additions and 51 deletions
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13
drivers/scsi/qla2xxx/qla_attr.c
View File

@ -1036,8 +1036,7 @@ qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
vha->device_flags & DFLG_NO_CABLE)
len = snprintf(buf, PAGE_SIZE, "Link Down\n");
else if (atomic_read(&vha->loop_state) != LOOP_READY ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
qla2x00_reset_active(vha))
len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
else {
len = snprintf(buf, PAGE_SIZE, "Link Up - ");
@ -1359,8 +1358,7 @@ qla2x00_thermal_temp_show(struct device *dev,
return snprintf(buf, PAGE_SIZE, "\n");
temp = frac = 0;
if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
if (qla2x00_reset_active(vha))
ql_log(ql_log_warn, vha, 0x707b,
"ISP reset active.\n");
else if (!vha->hw->flags.eeh_busy)
@ -1379,8 +1377,7 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
int rval = QLA_FUNCTION_FAILED;
uint16_t state[5];
if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
if (qla2x00_reset_active(vha))
ql_log(ql_log_warn, vha, 0x707c,
"ISP reset active.\n");
else if (!vha->hw->flags.eeh_busy)
@ -1693,9 +1690,7 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
if (IS_FWI2_CAPABLE(ha)) {
rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
} else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
!test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
!test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
!ha->dpc_active) {
!qla2x00_reset_active(vha) && !ha->dpc_active) {
/* Must be in a 'READY' state for statistics retrieval. */
rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
stats, stats_dma);

50
drivers/scsi/qla2xxx/qla_bsg.c
View File

@ -108,13 +108,6 @@ qla24xx_proc_fcp_prio_cfg_cmd(struct fc_bsg_job *bsg_job)
goto exit_fcp_prio_cfg;
}
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
ret = -EBUSY;
goto exit_fcp_prio_cfg;
}
/* Get the sub command */
oper = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
@ -646,13 +639,6 @@ qla2x00_process_loopback(struct fc_bsg_job *bsg_job)
dma_addr_t rsp_data_dma;
uint32_t rsp_data_len;
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
ql_log(ql_log_warn, vha, 0x7018, "Abort active or needed.\n");
return -EBUSY;
}
if (!vha->flags.online) {
ql_log(ql_log_warn, vha, 0x7019, "Host is not online.\n");
return -EIO;
@ -874,13 +860,6 @@ qla84xx_reset(struct fc_bsg_job *bsg_job)
int rval = 0;
uint32_t flag;
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
ql_log(ql_log_warn, vha, 0x702e, "Abort active or needed.\n");
return -EBUSY;
}
if (!IS_QLA84XX(ha)) {
ql_dbg(ql_dbg_user, vha, 0x702f, "Not 84xx, exiting.\n");
return -EINVAL;
@ -922,11 +901,6 @@ qla84xx_updatefw(struct fc_bsg_job *bsg_job)
uint32_t flag;
uint32_t fw_ver;
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags))
return -EBUSY;
if (!IS_QLA84XX(ha)) {
ql_dbg(ql_dbg_user, vha, 0x7032,
"Not 84xx, exiting.\n");
@ -1036,14 +1010,6 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
uint32_t data_len = 0;
uint32_t dma_direction = DMA_NONE;
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
ql_log(ql_log_warn, vha, 0x7039,
"Abort active or needed.\n");
return -EBUSY;
}
if (!IS_QLA84XX(ha)) {
ql_log(ql_log_warn, vha, 0x703a,
"Not 84xx, exiting.\n");
@ -1246,13 +1212,6 @@ qla24xx_iidma(struct fc_bsg_job *bsg_job)
bsg_job->reply->reply_payload_rcv_len = 0;
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
ql_log(ql_log_warn, vha, 0x7045, "abort active or needed.\n");
return -EBUSY;
}
if (!IS_IIDMA_CAPABLE(vha->hw)) {
ql_log(ql_log_info, vha, 0x7046, "iiDMA not supported.\n");
return -EINVAL;
@ -1668,6 +1627,15 @@ qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
vha = shost_priv(host);
}
if (qla2x00_reset_active(vha)) {
ql_dbg(ql_dbg_user, vha, 0x709f,
"BSG: ISP abort active/needed -- cmd=%d.\n",
bsg_job->request->msgcode);
bsg_job->reply->result = (DID_ERROR << 16);
bsg_job->job_done(bsg_job);
return -EBUSY;
}
ql_dbg(ql_dbg_user, vha, 0x7000,
"Entered %s msgcode=0x%x.\n", __func__, bsg_job->request->msgcode);

3
drivers/scsi/qla2xxx/qla_dbg.c
View File

@ -19,7 +19,8 @@
* | DPC Thread | 0x401c | |
* | Async Events | 0x5057 | 0x5052 |
* | Timer Routines | 0x6011 | 0x600e,0x600f |
* | User Space Interactions | 0x709e | |
* | User Space Interactions | 0x709e | 0x7018,0x702e |
* | | | 0x7039,0x7045 |
* | Task Management | 0x803c | 0x8025-0x8026 |
* | | | 0x800b,0x8039 |
* | AER/EEH | 0x900f | |

13
drivers/scsi/qla2xxx/qla_inline.h
View File

@ -131,3 +131,16 @@ qla2x00_hba_err_chk_enabled(srb_t *sp)
}
return 0;
}
static inline int
qla2x00_reset_active(scsi_qla_host_t *vha)
{
scsi_qla_host_t *base_vha = pci_get_drvdata(vha->hw->pdev);
/* Test appropriate base-vha and vha flags. */
return test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
}