s390/ipl: add loadparm parameter to eckd ipl/reipl data

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2160041
Upstream status: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Tested: by IBM
Build-Info: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=52482443
Conflicts: None
commit 6bb361d
Author: Sven Schnelle <svens@linux.ibm.com>
Date:   Sun Jan 29 16:39:19 2023 +0100

    s390/ipl: add loadparm parameter to eckd ipl/reipl data

    commit 87fd22e ("s390/ipl: add eckd support") missed to add the
    loadparm attribute to the new eckd ipl/reipl data.

    Fixes: 87fd22e ("s390/ipl: add eckd support")
    Cc: <stable@vger.kernel.org>
    Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
    Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
    Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

Signed-off-by: Tobias Huschle <thuschle@redhat.com>

Author: Tobias Huschle

arch/s390/kernel/ipl.c

@@ -580,6 +580,7 @@ static struct attribute *ipl_eckd_attrs[] = {
 	&sys_ipl_type_attr.attr,
 	&sys_ipl_eckd_bootprog_attr.attr,
 	&sys_ipl_eckd_br_chr_attr.attr,
+	&sys_ipl_ccw_loadparm_attr.attr,
 	&sys_ipl_device_attr.attr,
 	&sys_ipl_secure_attr.attr,
 	&sys_ipl_has_secure_attr.attr,
@@ -895,6 +896,7 @@ DEFINE_GENERIC_LOADPARM(fcp);
 DEFINE_GENERIC_LOADPARM(nvme);
 DEFINE_GENERIC_LOADPARM(ccw);
 DEFINE_GENERIC_LOADPARM(nss);
+DEFINE_GENERIC_LOADPARM(eckd);
 
 static ssize_t reipl_fcp_clear_show(struct kobject *kobj,
 				    struct kobj_attribute *attr, char *page)
@@ -1116,6 +1118,7 @@ static struct attribute *reipl_eckd_attrs[] = {
 	&sys_reipl_eckd_device_attr.attr,
 	&sys_reipl_eckd_bootprog_attr.attr,
 	&sys_reipl_eckd_br_chr_attr.attr,
+	&sys_reipl_eckd_loadparm_attr.attr,
 	NULL,
 };