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

Commit e6174576 authored by James Bottomley's avatar James Bottomley
Browse files

Merge remote-tracking branch 'scsi-queue/drivers-for-3.19' into for-linus

parents 198a956a e86fb5e8
Loading
Loading
Loading
Loading
+0 −1
Original line number Original line Diff line number Diff line
@@ -2740,7 +2740,6 @@ static struct scsi_host_template srp_template = {
	.info				= srp_target_info,
	.info				= srp_target_info,
	.queuecommand			= srp_queuecommand,
	.queuecommand			= srp_queuecommand,
	.change_queue_depth             = srp_change_queue_depth,
	.change_queue_depth             = srp_change_queue_depth,
	.change_queue_type              = scsi_change_queue_type,
	.eh_abort_handler		= srp_abort,
	.eh_abort_handler		= srp_abort,
	.eh_device_reset_handler	= srp_reset_device,
	.eh_device_reset_handler	= srp_reset_device,
	.eh_host_reset_handler		= srp_reset_host,
	.eh_host_reset_handler		= srp_reset_host,
+5 −5
Original line number Original line Diff line number Diff line
@@ -1708,17 +1708,17 @@ static int srpt_handle_cmd(struct srpt_rdma_ch *ch,


	switch (srp_cmd->task_attr) {
	switch (srp_cmd->task_attr) {
	case SRP_CMD_SIMPLE_Q:
	case SRP_CMD_SIMPLE_Q:
		cmd->sam_task_attr = MSG_SIMPLE_TAG;
		cmd->sam_task_attr = TCM_SIMPLE_TAG;
		break;
		break;
	case SRP_CMD_ORDERED_Q:
	case SRP_CMD_ORDERED_Q:
	default:
	default:
		cmd->sam_task_attr = MSG_ORDERED_TAG;
		cmd->sam_task_attr = TCM_ORDERED_TAG;
		break;
		break;
	case SRP_CMD_HEAD_OF_Q:
	case SRP_CMD_HEAD_OF_Q:
		cmd->sam_task_attr = MSG_HEAD_TAG;
		cmd->sam_task_attr = TCM_HEAD_TAG;
		break;
		break;
	case SRP_CMD_ACA:
	case SRP_CMD_ACA:
		cmd->sam_task_attr = MSG_ACA_TAG;
		cmd->sam_task_attr = TCM_ACA_TAG;
		break;
		break;
	}
	}


@@ -1733,7 +1733,7 @@ static int srpt_handle_cmd(struct srpt_rdma_ch *ch,
				       sizeof(srp_cmd->lun));
				       sizeof(srp_cmd->lun));
	rc = target_submit_cmd(cmd, ch->sess, srp_cmd->cdb,
	rc = target_submit_cmd(cmd, ch->sess, srp_cmd->cdb,
			&send_ioctx->sense_data[0], unpacked_lun, data_len,
			&send_ioctx->sense_data[0], unpacked_lun, data_len,
			MSG_SIMPLE_TAG, dir, TARGET_SCF_ACK_KREF);
			TCM_SIMPLE_TAG, dir, TARGET_SCF_ACK_KREF);
	if (rc != 0) {
	if (rc != 0) {
		ret = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
		ret = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
		goto send_sense;
		goto send_sense;
+3 −38
Original line number Original line Diff line number Diff line
@@ -176,7 +176,6 @@ STATIC int NCR_700_slave_alloc(struct scsi_device *SDpnt);
STATIC int NCR_700_slave_configure(struct scsi_device *SDpnt);
STATIC int NCR_700_slave_configure(struct scsi_device *SDpnt);
STATIC void NCR_700_slave_destroy(struct scsi_device *SDpnt);
STATIC void NCR_700_slave_destroy(struct scsi_device *SDpnt);
static int NCR_700_change_queue_depth(struct scsi_device *SDpnt, int depth);
static int NCR_700_change_queue_depth(struct scsi_device *SDpnt, int depth);
static int NCR_700_change_queue_type(struct scsi_device *SDpnt, int depth);


STATIC struct device_attribute *NCR_700_dev_attrs[];
STATIC struct device_attribute *NCR_700_dev_attrs[];


@@ -326,7 +325,6 @@ NCR_700_detect(struct scsi_host_template *tpnt,
	tpnt->slave_destroy = NCR_700_slave_destroy;
	tpnt->slave_destroy = NCR_700_slave_destroy;
	tpnt->slave_alloc = NCR_700_slave_alloc;
	tpnt->slave_alloc = NCR_700_slave_alloc;
	tpnt->change_queue_depth = NCR_700_change_queue_depth;
	tpnt->change_queue_depth = NCR_700_change_queue_depth;
	tpnt->change_queue_type = NCR_700_change_queue_type;
	tpnt->use_blk_tags = 1;
	tpnt->use_blk_tags = 1;


	if(tpnt->name == NULL)
	if(tpnt->name == NULL)
@@ -904,8 +902,8 @@ process_message(struct Scsi_Host *host, struct NCR_700_Host_Parameters *hostdata
			hostdata->tag_negotiated &= ~(1<<scmd_id(SCp));
			hostdata->tag_negotiated &= ~(1<<scmd_id(SCp));


			SCp->device->tagged_supported = 0;
			SCp->device->tagged_supported = 0;
			SCp->device->simple_tags = 0;
			scsi_change_queue_depth(SCp->device, host->cmd_per_lun);
			scsi_change_queue_depth(SCp->device, host->cmd_per_lun);
			scsi_set_tag_type(SCp->device, 0);
		} else {
		} else {
			shost_printk(KERN_WARNING, host,
			shost_printk(KERN_WARNING, host,
				"(%d:%d) Unexpected REJECT Message %s\n",
				"(%d:%d) Unexpected REJECT Message %s\n",
@@ -1818,8 +1816,8 @@ NCR_700_queuecommand_lck(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *)
		hostdata->tag_negotiated &= ~(1<<scmd_id(SCp));
		hostdata->tag_negotiated &= ~(1<<scmd_id(SCp));
	}
	}


	if((hostdata->tag_negotiated &(1<<scmd_id(SCp)))
	if ((hostdata->tag_negotiated & (1<<scmd_id(SCp))) &&
	   && scsi_get_tag_type(SCp->device)) {
	    SCp->device->simple_tags) {
		slot->tag = SCp->request->tag;
		slot->tag = SCp->request->tag;
		CDEBUG(KERN_DEBUG, SCp, "sending out tag %d, slot %p\n",
		CDEBUG(KERN_DEBUG, SCp, "sending out tag %d, slot %p\n",
		       slot->tag, slot);
		       slot->tag, slot);
@@ -2082,39 +2080,6 @@ NCR_700_change_queue_depth(struct scsi_device *SDp, int depth)
	return scsi_change_queue_depth(SDp, depth);
	return scsi_change_queue_depth(SDp, depth);
}
}


static int NCR_700_change_queue_type(struct scsi_device *SDp, int tag_type)
{
	int change_tag = ((tag_type ==0 &&  scsi_get_tag_type(SDp) != 0)
			  || (tag_type != 0 && scsi_get_tag_type(SDp) == 0));
	struct NCR_700_Host_Parameters *hostdata = 
		(struct NCR_700_Host_Parameters *)SDp->host->hostdata[0];

	/* We have a global (per target) flag to track whether TCQ is
	 * enabled, so we'll be turning it off for the entire target here.
	 * our tag algorithm will fail if we mix tagged and untagged commands,
	 * so quiesce the device before doing this */
	if (change_tag)
		scsi_target_quiesce(SDp->sdev_target);

	scsi_set_tag_type(SDp, tag_type);
	if (!tag_type) {
		/* shift back to the default unqueued number of commands
		 * (the user can still raise this) */
		scsi_change_queue_depth(SDp, SDp->host->cmd_per_lun);
		hostdata->tag_negotiated &= ~(1 << sdev_id(SDp));
	} else {
		/* Here, we cleared the negotiation flag above, so this
		 * will force the driver to renegotiate */
		scsi_change_queue_depth(SDp, SDp->queue_depth);
		if (change_tag)
			NCR_700_set_tag_neg_state(SDp, NCR_700_START_TAG_NEGOTIATION);
	}
	if (change_tag)
		scsi_target_resume(SDp->sdev_target);

	return tag_type;
}

static ssize_t
static ssize_t
NCR_700_show_active_tags(struct device *dev, struct device_attribute *attr, char *buf)
NCR_700_show_active_tags(struct device *dev, struct device_attribute *attr, char *buf)
{
{
+8 −9
Original line number Original line Diff line number Diff line
@@ -1462,18 +1462,17 @@ config SCSI_WD719X
	  SCSI controllers (based on WD33C296A chip).
	  SCSI controllers (based on WD33C296A chip).


config SCSI_DEBUG
config SCSI_DEBUG
	tristate "SCSI debugging host simulator"
	tristate "SCSI debugging host and device simulator"
	depends on SCSI
	depends on SCSI
	select CRC_T10DIF
	select CRC_T10DIF
	help
	help
	  This is a host adapter simulator that can simulate multiple hosts
	  This pseudo driver simulates one or more hosts (SCSI initiators),
	  each with multiple dummy SCSI devices (disks). It defaults to one
	  each with one or more targets, each with one or more logical units.
	  host adapter with one dummy SCSI disk. Each dummy disk uses kernel
	  Defaults to one of each, creating a small RAM disk device. Many
	  RAM as storage (i.e. it is a ramdisk). To save space when multiple
	  parameters found in the /sys/bus/pseudo/drivers/scsi_debug
	  dummy disks are simulated, they share the same kernel RAM for 
	  directory can be tweaked at run time.
	  their storage. See <http://sg.danny.cz/sg/sdebug26.html> for more
	  See <http://sg.danny.cz/sg/sdebug26.html> for more information.
	  information. This driver is primarily of use to those testing the
	  Mainly used for testing and best as a module. If unsure, say N.
	  SCSI and block subsystems. If unsure, say N.


config SCSI_MESH
config SCSI_MESH
	tristate "MESH (Power Mac internal SCSI) support"
	tristate "MESH (Power Mac internal SCSI) support"
+4 −4
Original line number Original line Diff line number Diff line
@@ -7921,9 +7921,9 @@ static int asc_build_req(struct asc_board *boardp, struct scsi_cmnd *scp,
	 */
	 */
	if ((asc_dvc->cur_dvc_qng[scp->device->id] > 0) &&
	if ((asc_dvc->cur_dvc_qng[scp->device->id] > 0) &&
	    (boardp->reqcnt[scp->device->id] % 255) == 0) {
	    (boardp->reqcnt[scp->device->id] % 255) == 0) {
		asc_scsi_q->q2.tag_code = MSG_ORDERED_TAG;
		asc_scsi_q->q2.tag_code = ORDERED_QUEUE_TAG;
	} else {
	} else {
		asc_scsi_q->q2.tag_code = MSG_SIMPLE_TAG;
		asc_scsi_q->q2.tag_code = SIMPLE_QUEUE_TAG;
	}
	}


	/* Build ASC_SCSI_Q */
	/* Build ASC_SCSI_Q */
@@ -8351,7 +8351,7 @@ static int AscPutReadyQueue(ASC_DVC_VAR *asc_dvc, ASC_SCSI_Q *scsiq, uchar q_no)
	}
	}
	q_addr = ASC_QNO_TO_QADDR(q_no);
	q_addr = ASC_QNO_TO_QADDR(q_no);
	if ((scsiq->q1.target_id & asc_dvc->use_tagged_qng) == 0) {
	if ((scsiq->q1.target_id & asc_dvc->use_tagged_qng) == 0) {
		scsiq->q2.tag_code &= ~MSG_SIMPLE_TAG;
		scsiq->q2.tag_code &= ~SIMPLE_QUEUE_TAG;
	}
	}
	scsiq->q1.status = QS_FREE;
	scsiq->q1.status = QS_FREE;
	AscMemWordCopyPtrToLram(iop_base,
	AscMemWordCopyPtrToLram(iop_base,
@@ -8669,7 +8669,7 @@ static int AscExeScsiQueue(ASC_DVC_VAR *asc_dvc, ASC_SCSI_Q *scsiq)
		}
		}
	}
	}
	if (disable_syn_offset_one_fix) {
	if (disable_syn_offset_one_fix) {
		scsiq->q2.tag_code &= ~MSG_SIMPLE_TAG;
		scsiq->q2.tag_code &= ~SIMPLE_QUEUE_TAG;
		scsiq->q2.tag_code |= (ASC_TAG_FLAG_DISABLE_ASYN_USE_SYN_FIX |
		scsiq->q2.tag_code |= (ASC_TAG_FLAG_DISABLE_ASYN_USE_SYN_FIX |
				       ASC_TAG_FLAG_DISABLE_DISCONNECT);
				       ASC_TAG_FLAG_DISABLE_DISCONNECT);
	} else {
	} else {
Loading