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path: root/drivers/s390/char/sclp_cmd.c
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Diffstat (limited to 'drivers/s390/char/sclp_cmd.c')
-rw-r--r--drivers/s390/char/sclp_cmd.c33
1 files changed, 18 insertions, 15 deletions
diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
index 4f45884c92c3..0c2b77493db4 100644
--- a/drivers/s390/char/sclp_cmd.c
+++ b/drivers/s390/char/sclp_cmd.c
@@ -67,7 +67,7 @@ out:
return rc;
}
-void __init sclp_read_info_early(void)
+static void __init sclp_read_info_early(void)
{
int rc;
int i;
@@ -97,30 +97,33 @@ void __init sclp_read_info_early(void)
void __init sclp_facilities_detect(void)
{
- if (!early_read_info_sccb_valid)
- return;
- sclp_facilities = early_read_info_sccb.facilities;
- sclp_fac84 = early_read_info_sccb.fac84;
-}
-
-unsigned long long __init sclp_memory_detect(void)
-{
- unsigned long long memsize;
struct read_info_sccb *sccb;
+ sclp_read_info_early();
if (!early_read_info_sccb_valid)
- return 0;
+ return;
+
sccb = &early_read_info_sccb;
+ sclp_facilities = sccb->facilities;
+ sclp_fac84 = sccb->fac84;
rnmax = sccb->rnmax ? sccb->rnmax : sccb->rnmax2;
rzm = sccb->rnsize ? sccb->rnsize : sccb->rnsize2;
rzm <<= 20;
- memsize = rzm * rnmax;
- return memsize;
+}
+
+unsigned long long sclp_get_rnmax(void)
+{
+ return rnmax;
+}
+
+unsigned long long sclp_get_rzm(void)
+{
+ return rzm;
}
/*
- * This function will be called after sclp_memory_detect(), which gets called
- * early from early.c code. Therefore the sccb should have valid contents.
+ * This function will be called after sclp_facilities_detect(), which gets
+ * called from early.c code. Therefore the sccb should have valid contents.
*/
void __init sclp_get_ipl_info(struct sclp_ipl_info *info)
{
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