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Commit bdab23da authored by Andrew Vasquez's avatar Andrew Vasquez Committed by James Bottomley
Browse files

[SCSI] qla2xxx: Display additional mailbox registers during AEN handling. 



The mailbox register values may assist in debugging efforts.

Signed-off-by: default avatarAndrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: default avatarGiridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@suse.de>
parent 3420d36c

drivers/scsi/qla2xxx/qla_isr.c

+15 −9
Original line number Diff line number Diff line
@@ -313,10 +313,11 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) 
	static char	*link_speeds[] = { "1", "2", "?", "4", "8", "10" };

	char		*link_speed;

	uint16_t	handle_cnt;

	uint16_t	cnt;

	uint16_t	cnt, mbx;

	uint32_t	handles[5];

	struct qla_hw_data *ha = vha->hw;

	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;

	struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;

	uint32_t	rscn_entry, host_pid;

	uint8_t		rscn_queue_index;

	unsigned long	flags;
@@ -395,9 +396,10 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) 
		break;



	case MBA_SYSTEM_ERR:		/* System Error */

		mbx = IS_QLA81XX(ha) ? RD_REG_WORD(&reg24->mailbox7) : 0;

		qla_printk(KERN_INFO, ha,

		    "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh.\n",

		    mb[1], mb[2], mb[3]);

		    "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh "

		    "mbx7=%xh.\n", mb[1], mb[2], mb[3], mbx);



		ha->isp_ops->fw_dump(vha, 1);
@@ -419,9 +421,10 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) 
		break;



	case MBA_REQ_TRANSFER_ERR:	/* Request Transfer Error */

		DEBUG2(printk("scsi(%ld): ISP Request Transfer Error.\n",

		    vha->host_no));

		qla_printk(KERN_WARNING, ha, "ISP Request Transfer Error.\n");

		DEBUG2(printk("scsi(%ld): ISP Request Transfer Error (%x).\n",

		    vha->host_no, mb[1]));

		qla_printk(KERN_WARNING, ha,

		    "ISP Request Transfer Error (%x).\n", mb[1]);



		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);

		break;
@@ -485,10 +488,13 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) 
		break;



	case MBA_LOOP_DOWN:		/* Loop Down Event */

		mbx = IS_QLA81XX(ha) ? RD_REG_WORD(&reg24->mailbox4) : 0;

		DEBUG2(printk("scsi(%ld): Asynchronous LOOP DOWN "

		    "(%x %x %x).\n", vha->host_no, mb[1], mb[2], mb[3]));

		qla_printk(KERN_INFO, ha, "LOOP DOWN detected (%x %x %x).\n",

		    mb[1], mb[2], mb[3]);

		    "(%x %x %x %x).\n", vha->host_no, mb[1], mb[2], mb[3],

		    mbx));

		qla_printk(KERN_INFO, ha,

		    "LOOP DOWN detected (%x %x %x %x).\n", mb[1], mb[2], mb[3],

		    mbx);



		if (atomic_read(&vha->loop_state) != LOOP_DOWN) {

			atomic_set(&vha->loop_state, LOOP_DOWN);