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path: root/drivers/scsi/qla2xxx/qla_mbx.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c64
1 files changed, 60 insertions, 4 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 05d595d9a7ef..056e4d4505f3 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -56,6 +56,12 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
DEBUG11(printk("%s(%ld): entered.\n", __func__, base_vha->host_no));
+ if (ha->flags.pci_channel_io_perm_failure) {
+ DEBUG(printk("%s(%ld): Perm failure on EEH, timeout MBX "
+ "Exiting.\n", __func__, vha->host_no));
+ return QLA_FUNCTION_TIMEOUT;
+ }
+
/*
* Wait for active mailbox commands to finish by waiting at most tov
* seconds. This is to serialize actual issuing of mailbox cmds during
@@ -154,10 +160,14 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
/* Check for pending interrupts. */
qla2x00_poll(ha->rsp_q_map[0]);
- if (command != MBC_LOAD_RISC_RAM_EXTENDED &&
- !ha->flags.mbox_int)
+ if (!ha->flags.mbox_int &&
+ !(IS_QLA2200(ha) &&
+ command == MBC_LOAD_RISC_RAM_EXTENDED))
msleep(10);
} /* while */
+ DEBUG17(qla_printk(KERN_WARNING, ha,
+ "Waited %d sec\n",
+ (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ)));
}
/* Check whether we timed out */
@@ -227,7 +237,8 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
if (rval == QLA_FUNCTION_TIMEOUT &&
mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
- if (!io_lock_on || (mcp->flags & IOCTL_CMD)) {
+ if (!io_lock_on || (mcp->flags & IOCTL_CMD) ||
+ ha->flags.eeh_busy) {
/* not in dpc. schedule it for dpc to take over. */
DEBUG(printk("%s(%ld): timeout schedule "
"isp_abort_needed.\n", __func__,
@@ -237,7 +248,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
base_vha->host_no));
qla_printk(KERN_WARNING, ha,
"Mailbox command timeout occurred. Scheduling ISP "
- "abort.\n");
+ "abort. eeh_busy: 0x%x\n", ha->flags.eeh_busy);
set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
qla2xxx_wake_dpc(vha);
} else if (!abort_active) {
@@ -2530,6 +2541,9 @@ qla2x00_enable_eft_trace(scsi_qla_host_t *vha, dma_addr_t eft_dma,
if (!IS_FWI2_CAPABLE(vha->hw))
return QLA_FUNCTION_FAILED;
+ if (unlikely(pci_channel_offline(vha->hw->pdev)))
+ return QLA_FUNCTION_FAILED;
+
DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2565,6 +2579,9 @@ qla2x00_disable_eft_trace(scsi_qla_host_t *vha)
if (!IS_FWI2_CAPABLE(vha->hw))
return QLA_FUNCTION_FAILED;
+ if (unlikely(pci_channel_offline(vha->hw->pdev)))
+ return QLA_FUNCTION_FAILED;
+
DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2595,6 +2612,9 @@ qla2x00_enable_fce_trace(scsi_qla_host_t *vha, dma_addr_t fce_dma,
if (!IS_QLA25XX(vha->hw) && !IS_QLA81XX(vha->hw))
return QLA_FUNCTION_FAILED;
+ if (unlikely(pci_channel_offline(vha->hw->pdev)))
+ return QLA_FUNCTION_FAILED;
+
DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2639,6 +2659,9 @@ qla2x00_disable_fce_trace(scsi_qla_host_t *vha, uint64_t *wr, uint64_t *rd)
if (!IS_FWI2_CAPABLE(vha->hw))
return QLA_FUNCTION_FAILED;
+ if (unlikely(pci_channel_offline(vha->hw->pdev)))
+ return QLA_FUNCTION_FAILED;
+
DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -3643,3 +3666,36 @@ qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
return rval;
}
+
+int
+qla2x00_get_data_rate(scsi_qla_host_t *vha)
+{
+ int rval;
+ mbx_cmd_t mc;
+ mbx_cmd_t *mcp = &mc;
+ struct qla_hw_data *ha = vha->hw;
+
+ if (!IS_FWI2_CAPABLE(ha))
+ return QLA_FUNCTION_FAILED;
+
+ DEBUG11(printk(KERN_INFO "%s(%ld): entered.\n", __func__, vha->host_no));
+
+ mcp->mb[0] = MBC_DATA_RATE;
+ mcp->mb[1] = 0;
+ mcp->out_mb = MBX_1|MBX_0;
+ mcp->in_mb = MBX_2|MBX_1|MBX_0;
+ mcp->tov = MBX_TOV_SECONDS;
+ mcp->flags = 0;
+ rval = qla2x00_mailbox_command(vha, mcp);
+ if (rval != QLA_SUCCESS) {
+ DEBUG2_3_11(printk(KERN_INFO "%s(%ld): failed=%x mb[0]=%x.\n",
+ __func__, vha->host_no, rval, mcp->mb[0]));
+ } else {
+ DEBUG11(printk(KERN_INFO
+ "%s(%ld): done.\n", __func__, vha->host_no));
+ if (mcp->mb[1] != 0x7)
+ ha->link_data_rate = mcp->mb[1];
+ }
+
+ return rval;
+}