qla2xxx: Collect additional information to debug fw dump

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>

diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 34de6d7..67f64db 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -323,20 +323,33 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
                }
        } else {
 
-               uint16_t mb0;
-               uint32_t ictrl;
+               uint16_t mb[8];
+               uint32_t ictrl, host_status, hccr;
                uint16_t        w;
 
                if (IS_FWI2_CAPABLE(ha)) {
-                       mb0 = RD_REG_WORD(&reg->isp24.mailbox0);
+                       mb[0] = RD_REG_WORD(&reg->isp24.mailbox0);
+                       mb[1] = RD_REG_WORD(&reg->isp24.mailbox1);
+                       mb[2] = RD_REG_WORD(&reg->isp24.mailbox2);
+                       mb[3] = RD_REG_WORD(&reg->isp24.mailbox3);
+                       mb[7] = RD_REG_WORD(&reg->isp24.mailbox7);
                        ictrl = RD_REG_DWORD(&reg->isp24.ictrl);
+                       host_status = RD_REG_DWORD(&reg->isp24.host_status);
+                       hccr = RD_REG_DWORD(&reg->isp24.hccr);
+
+                       ql_log(ql_log_warn, vha, 0x1119,
+                           "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
+                           "mb[0-3]=[0x%x 0x%x 0x%x 0x%x] mb7 0x%x host_status 0x%x hccr 0x%x\n",
+                           command, ictrl, jiffies, mb[0], mb[1], mb[2], mb[3],
+                           mb[7], host_status, hccr);
+
                } else {
-                       mb0 = RD_MAILBOX_REG(ha, &reg->isp, 0);
+                       mb[0] = RD_MAILBOX_REG(ha, &reg->isp, 0);
                        ictrl = RD_REG_WORD(&reg->isp.ictrl);
+                       ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1119,
+                           "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
+                           "mb[0]=0x%x\n", command, ictrl, jiffies, mb[0]);
                }
-               ql_dbg(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1119,
-                   "MBX Command timeout for cmd %x, iocontrol=%x jiffies=%lx "
-                   "mb[0]=0x%x\n", command, ictrl, jiffies, mb0);
                ql_dump_regs(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1019);
 
                /* Capture FW dump only, if PCI device active */