From: bugzilla-daemon@bugzilla.kernel.org
To: linux-scsi@vger.kernel.org
Subject: [Bug 85151] pm80xx + 7805H + HP SAS port expander = mpi_smp_completion 2604:smp IO status 0x2 and sas: expander ... discovery failed(0xffffffa6)
Date: Fri, 10 Oct 2014 21:11:47 +0000 [thread overview]
Message-ID: <bug-85151-11613-AtvNNpvD2A@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-85151-11613@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=85151
--- Comment #11 from linux-ide@crashplan.pro ---
Created attachment 153151
--> https://bugzilla.kernel.org/attachment.cgi?id=153151&action=edit
pm80xx dmesg even more verbose output after patching pm80xx.ko
This is the applied patch:
===
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c
b/drivers/scsi/pm8001/pm80xx_hwi.c
index b06443a..c696fdc 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -2613,10 +2613,10 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha,
void *piomb)
ts->stat = SAM_STAT_GOOD;
if (pm8001_dev)
pm8001_dev->running_req--;
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("RESPONSE Length:%d\n",
+ param));
if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
- PM8001_IO_DBG(pm8001_ha,
- pm8001_printk("DIRECT RESPONSE Length:%d\n",
- param));
pdma_respaddr = (char *)(phys_to_virt(cpu_to_le64
((u64)sg_dma_address
(&t->smp_task.smp_resp))));
@@ -2628,6 +2628,17 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha,
void *piomb)
psmpPayload->_r_a[i]));
}
}
+ else if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) {
+ pdma_respaddr = (char *)(phys_to_virt(cpu_to_le64
+ ((u64)sg_dma_address
+ (&t->smp_task.smp_resp))));
+ for (i = 0; i < param; i++) {
+ PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
+ "SMP Byte%d DMA data 0x%x psmp 0x%x\n",
+ i, *(pdma_respaddr+i),
+ psmpPayload->_r_a[i]));
+ }
+ }
break;
case IO_ABORTED:
PM8001_IO_DBG(pm8001_ha,
@@ -2638,12 +2649,21 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha,
void *piomb)
pm8001_dev->running_req--;
break;
case IO_OVERFLOW:
- PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_OVERFLOW\n"));
ts->resp = SAS_TASK_COMPLETE;
- ts->stat = SAS_DATA_OVERRUN;
+ ts->stat = SAM_STAT_GOOD;
ts->residual = 0;
if (pm8001_dev)
pm8001_dev->running_req--;
+ pdma_respaddr = (char *)(phys_to_virt(cpu_to_le64
+ ((u64)sg_dma_address
+ (&t->smp_task.smp_resp))));
+ for (i = 0; i < param; i++) {
+ PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
+ "SMP Byte%d DMA data 0x%x psmp 0x%x\n",
+ i, *(pdma_respaddr+i),
+ psmpPayload->_r_a[i]));
+ }
break;
case IO_NO_DEVICE:
PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n"));
@@ -3809,24 +3829,20 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info
*pm8001_ha,
cpu_to_le32
((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
}
- if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
- PM8001_IO_DBG(pm8001_ha,
- pm8001_printk("SMP REQUEST DIRECT MODE\n"));
for (i = 0; i < length; i++)
if (i < 16) {
smp_cmd.smp_req16[i] = *(preq_dma_addr+i);
- PM8001_IO_DBG(pm8001_ha, pm8001_printk(
+ PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
"Byte[%d]:%x (DMA data:%x)\n",
i, smp_cmd.smp_req16[i],
*(preq_dma_addr)));
} else {
smp_cmd.smp_req[i] = *(preq_dma_addr+i);
- PM8001_IO_DBG(pm8001_ha, pm8001_printk(
+ PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
"Byte[%d]:%x (DMA data:%x)\n",
i, smp_cmd.smp_req[i],
*(preq_dma_addr)));
}
- }
build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
&smp_cmd, pm8001_ha->smp_exp_mode, length);
--
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next prev parent reply other threads:[~2014-10-10 21:11 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-25 14:44 [Bug 85151] New: pm80xx + 7805H + HP SAS port expander = mpi_smp_completion 2604:smp IO status 0x2 and sas: expander ... discovery failed(0xffffffa6) bugzilla-daemon
2014-09-25 15:05 ` [Bug 85151] " bugzilla-daemon
2014-09-25 15:26 ` bugzilla-daemon
2014-09-25 15:33 ` bugzilla-daemon
2014-09-25 15:53 ` bugzilla-daemon
2014-09-25 16:06 ` bugzilla-daemon
2014-09-25 16:20 ` bugzilla-daemon
2014-09-26 8:33 ` Jack Wang
2014-09-26 8:34 ` bugzilla-daemon
2014-09-26 9:03 ` bugzilla-daemon
2014-09-26 10:16 ` bugzilla-daemon
2014-09-30 10:27 ` bugzilla-daemon
2014-10-10 21:11 ` bugzilla-daemon [this message]
2014-10-10 21:32 ` bugzilla-daemon
2014-10-10 22:00 ` bugzilla-daemon
2014-10-14 16:33 ` bugzilla-daemon
2014-10-19 12:17 ` bugzilla-daemon
2014-10-19 12:18 ` bugzilla-daemon
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