Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit f198cafa authored by Himanshu Madhani's avatar Himanshu Madhani Committed by Martin K. Petersen
Browse files

qla2xxx: Allow fw to hold status before sending ABTS response. 



Set bit 12 of additional firmware options 3 to let firmware
hold status IOCB until ABTS response is received from Target.

Signed-off-by: default avatarHimanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: default avatarGiridhar Malavali <giridhar.malavali@qlogic.com>
Reviewed-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 9f8d3d5b

drivers/scsi/qla2xxx/qla_gbl.h

+1 −0
Original line number Diff line number Diff line
@@ -121,6 +121,7 @@ extern int ql2xmdcapmask; 
extern int ql2xmdenable;

extern int ql2xexlogins;

extern int ql2xexchoffld;

extern int ql2xfwholdabts;



extern int qla2x00_loop_reset(scsi_qla_host_t *);

extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);

drivers/scsi/qla2xxx/qla_init.c

+10 −1
Original line number Diff line number Diff line
@@ -2062,6 +2062,10 @@ qla24xx_update_fw_options(scsi_qla_host_t *vha) 
	if (IS_P3P_TYPE(ha))

		return;



	/*  Hold status IOCBs until ABTS response received. */

	if (ql2xfwholdabts)

		ha->fw_options[3] |= BIT_12;



	/* Update Serial Link options. */

	if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)

		return;
@@ -6410,12 +6414,17 @@ qla81xx_update_fw_options(scsi_qla_host_t *vha) 
{

	struct qla_hw_data *ha = vha->hw;



	/*  Hold status IOCBs until ABTS response received. */

	if (ql2xfwholdabts)

		ha->fw_options[3] |= BIT_12;



	if (!ql2xetsenable)

		return;

		goto out;



	/* Enable ETS Burst. */

	memset(ha->fw_options, 0, sizeof(ha->fw_options));

	ha->fw_options[2] |= BIT_9;

out:

	qla2x00_set_fw_options(vha, ha->fw_options);

}

drivers/scsi/qla2xxx/qla_os.c

+7 −0
Original line number Diff line number Diff line
@@ -233,6 +233,13 @@ MODULE_PARM_DESC(ql2xexchoffld, 
		 "Number of exchanges to offload. "

		 "0 (Default)- Disabled.");



int ql2xfwholdabts = 0;

module_param(ql2xfwholdabts, int, S_IRUGO);

MODULE_PARM_DESC(ql2xfwholdabts,

		"Allow FW to hold status IOCB until ABTS rsp received. "

		"0 (Default) Do not set fw option. "

		"1 - Set fw option to hold ABTS.");



/*

 * SCSI host template entry points

 */