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Commit 6103c1f7 authored by Jayamohan Kallickal's avatar Jayamohan Kallickal Committed by James Bottomley
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[SCSI] be2iscsi: Dispaly CID available for connection offload 



Display CID available on each iSCSI Fn which can be used to
offload a connection. The display is split across available CID
on each chute.

Signed-off-by: default avatarJohn Soni Jose <sony.john-n@emulex.com>
Signed-off-by: default avatarJayamohan Kallickal <jayamohan.kallickal@emulex.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Parallels.com>
parent bd41c2bd

drivers/scsi/be2iscsi/be_main.c

+6 −2
Original line number Diff line number Diff line
@@ -154,13 +154,17 @@ BEISCSI_RW_ATTR(log_enable, 0x00, 
DEVICE_ATTR(beiscsi_drvr_ver, S_IRUGO, beiscsi_drvr_ver_disp, NULL);

DEVICE_ATTR(beiscsi_adapter_family, S_IRUGO, beiscsi_adap_family_disp, NULL);

DEVICE_ATTR(beiscsi_fw_ver, S_IRUGO, beiscsi_fw_ver_disp, NULL);

DEVICE_ATTR(beiscsi_active_cid_count, S_IRUGO, beiscsi_active_cid_disp, NULL);

DEVICE_ATTR(beiscsi_active_session_count, S_IRUGO,

	     beiscsi_active_session_disp, NULL);

DEVICE_ATTR(beiscsi_free_session_count, S_IRUGO,

	     beiscsi_free_session_disp, NULL);

struct device_attribute *beiscsi_attrs[] = {

	&dev_attr_beiscsi_log_enable,

	&dev_attr_beiscsi_drvr_ver,

	&dev_attr_beiscsi_adapter_family,

	&dev_attr_beiscsi_fw_ver,

	&dev_attr_beiscsi_active_cid_count,

	&dev_attr_beiscsi_active_session_count,

	&dev_attr_beiscsi_free_session_count,

	NULL,

};

drivers/scsi/be2iscsi/be_mgmt.c

+32 −2
Original line number Diff line number Diff line
@@ -1346,7 +1346,7 @@ beiscsi_fw_ver_disp(struct device *dev, struct device_attribute *attr, 
}



/**

 * beiscsi_active_cid_disp()- Display Sessions Active

 * beiscsi_active_session_disp()- Display Sessions Active

 * @dev: ptr to device not used.

 * @attr: device attribute, not used.

 * @buf: contains formatted text Session Count
@@ -1355,7 +1355,7 @@ beiscsi_fw_ver_disp(struct device *dev, struct device_attribute *attr, 
 * size of the formatted string

 **/

ssize_t

beiscsi_active_cid_disp(struct device *dev, struct device_attribute *attr,

beiscsi_active_session_disp(struct device *dev, struct device_attribute *attr,

			 char *buf)

{

	struct Scsi_Host *shost = class_to_shost(dev);
@@ -1377,6 +1377,36 @@ beiscsi_active_cid_disp(struct device *dev, struct device_attribute *attr, 
	return len;

}



/**

 * beiscsi_free_session_disp()- Display Avaliable Session

 * @dev: ptr to device not used.

 * @attr: device attribute, not used.

 * @buf: contains formatted text Session Count

 *

 * return

 * size of the formatted string

 **/

ssize_t

beiscsi_free_session_disp(struct device *dev, struct device_attribute *attr,

		       char *buf)

{

	struct Scsi_Host *shost = class_to_shost(dev);

	struct beiscsi_hba *phba = iscsi_host_priv(shost);

	uint16_t ulp_num, len = 0;



	for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {

		if (test_bit(ulp_num, (void *)&phba->fw_config.ulp_supported))

			len += snprintf(buf+len, PAGE_SIZE - len,

					"ULP%d : %d\n", ulp_num,

					BEISCSI_ULP_AVLBL_CID(phba, ulp_num));

		else

			len += snprintf(buf+len, PAGE_SIZE - len,

					"ULP%d : %d\n", ulp_num, 0);

	}



	return len;

}



/**

 * beiscsi_adap_family_disp()- Display adapter family.

 * @dev: ptr to device to get priv structure

drivers/scsi/be2iscsi/be_mgmt.h

+6 −2
Original line number Diff line number Diff line
@@ -315,12 +315,16 @@ ssize_t beiscsi_drvr_ver_disp(struct device *dev, 
ssize_t beiscsi_fw_ver_disp(struct device *dev,

			     struct device_attribute *attr, char *buf);



ssize_t beiscsi_active_cid_disp(struct device *dev,

ssize_t beiscsi_active_session_disp(struct device *dev,

				     struct device_attribute *attr, char *buf);



ssize_t beiscsi_adap_family_disp(struct device *dev,

				  struct device_attribute *attr, char *buf);





ssize_t beiscsi_free_session_disp(struct device *dev,

				   struct device_attribute *attr, char *buf);



void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,

			     struct wrb_handle *pwrb_handle,

			     struct be_mem_descriptor *mem_descr);