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Commit 4f10143f authored by Moger, Babu's avatar Moger, Babu Committed by James Bottomley
Browse files

[SCSI] scsi_dh_emc: Add a match function for emc device handler 



This patch introduces the match function for emc device handler.  Included
check for TPGS bit before proceeding further.  The match function was
introduced by commit 6c3633d0

Signed-off-by: default avatarBabu Moger <babu.moger@netapp.com>
Acked-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarJames Bottomley <JBottomley@Parallels.com>
parent a878185c

drivers/scsi/device_handler/scsi_dh_emc.c

+19 −0
Original line number Diff line number Diff line
@@ -629,6 +629,24 @@ static const struct scsi_dh_devlist clariion_dev_list[] = { 
	{NULL, NULL},

};



static bool clariion_match(struct scsi_device *sdev)

{

	int i;



	if (scsi_device_tpgs(sdev))

		return false;



	for (i = 0; clariion_dev_list[i].vendor; i++) {

		if (!strncmp(sdev->vendor, clariion_dev_list[i].vendor,

			strlen(clariion_dev_list[i].vendor)) &&

		    !strncmp(sdev->model, clariion_dev_list[i].model,

			strlen(clariion_dev_list[i].model))) {

			return true;

		}

	}

	return false;

}



static int clariion_bus_attach(struct scsi_device *sdev);

static void clariion_bus_detach(struct scsi_device *sdev);
@@ -642,6 +660,7 @@ static struct scsi_device_handler clariion_dh = { 
	.activate	= clariion_activate,

	.prep_fn	= clariion_prep_fn,

	.set_params	= clariion_set_params,

	.match		= clariion_match,

};



static int clariion_bus_attach(struct scsi_device *sdev)