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-rw-r--r--drivers/s390/cio/chsc.c12
-rw-r--r--drivers/s390/cio/chsc.h4
-rw-r--r--drivers/s390/cio/css.c18
3 files changed, 17 insertions, 17 deletions
diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c
index 4cbb1a6ca33c..f26cc3e16181 100644
--- a/drivers/s390/cio/chsc.c
+++ b/drivers/s390/cio/chsc.c
@@ -2,7 +2,7 @@
2 * drivers/s390/cio/chsc.c 2 * drivers/s390/cio/chsc.c
3 * S/390 common I/O routines -- channel subsystem call 3 * S/390 common I/O routines -- channel subsystem call
4 * 4 *
5 * Copyright IBM Corp. 1999,2008 5 * Copyright IBM Corp. 1999,2010
6 * Author(s): Ingo Adlung (adlung@de.ibm.com) 6 * Author(s): Ingo Adlung (adlung@de.ibm.com)
7 * Cornelia Huck (cornelia.huck@de.ibm.com) 7 * Cornelia Huck (cornelia.huck@de.ibm.com)
8 * Arnd Bergmann (arndb@de.ibm.com) 8 * Arnd Bergmann (arndb@de.ibm.com)
@@ -813,7 +813,7 @@ out:
813 return ret; 813 return ret;
814} 814}
815 815
816int __init chsc_alloc_sei_area(void) 816int __init chsc_init(void)
817{ 817{
818 int ret; 818 int ret;
819 819
@@ -825,14 +825,14 @@ int __init chsc_alloc_sei_area(void)
825 } 825 }
826 ret = crw_register_handler(CRW_RSC_CSS, chsc_process_crw); 826 ret = crw_register_handler(CRW_RSC_CSS, chsc_process_crw);
827 if (ret) 827 if (ret)
828 kfree(sei_page); 828 free_page((unsigned long)sei_page);
829 return ret; 829 return ret;
830} 830}
831 831
832void __init chsc_free_sei_area(void) 832void __init chsc_init_cleanup(void)
833{ 833{
834 crw_unregister_handler(CRW_RSC_CSS); 834 crw_unregister_handler(CRW_RSC_CSS);
835 kfree(sei_page); 835 free_page((unsigned long)sei_page);
836} 836}
837 837
838int chsc_enable_facility(int operation_code) 838int chsc_enable_facility(int operation_code)
@@ -895,7 +895,7 @@ chsc_determine_css_characteristics(void)
895 struct chsc_header response; 895 struct chsc_header response;
896 u32 reserved4; 896 u32 reserved4;
897 u32 general_char[510]; 897 u32 general_char[510];
898 u32 chsc_char[518]; 898 u32 chsc_char[508];
899 } __attribute__ ((packed)) *scsc_area; 899 } __attribute__ ((packed)) *scsc_area;
900 900
901 scsc_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); 901 scsc_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index 5453013f094b..6d669dd0dd84 100644
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -60,8 +60,8 @@ struct chsc_ssd_info {
60extern int chsc_get_ssd_info(struct subchannel_id schid, 60extern int chsc_get_ssd_info(struct subchannel_id schid,
61 struct chsc_ssd_info *ssd); 61 struct chsc_ssd_info *ssd);
62extern int chsc_determine_css_characteristics(void); 62extern int chsc_determine_css_characteristics(void);
63extern int chsc_alloc_sei_area(void); 63extern int chsc_init(void);
64extern void chsc_free_sei_area(void); 64extern void chsc_init_cleanup(void);
65 65
66extern int chsc_enable_facility(int); 66extern int chsc_enable_facility(int);
67struct channel_subsystem; 67struct channel_subsystem;
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 064d3003ed20..fa1ad3aab66f 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -1,7 +1,7 @@
1/* 1/*
2 * driver for channel subsystem 2 * driver for channel subsystem
3 * 3 *
4 * Copyright IBM Corp. 2002, 2009 4 * Copyright IBM Corp. 2002, 2010
5 * 5 *
6 * Author(s): Arnd Bergmann (arndb@de.ibm.com) 6 * Author(s): Arnd Bergmann (arndb@de.ibm.com)
7 * Cornelia Huck (cornelia.huck@de.ibm.com) 7 * Cornelia Huck (cornelia.huck@de.ibm.com)
@@ -863,14 +863,14 @@ static int __init css_bus_init(void)
863{ 863{
864 int ret, i; 864 int ret, i;
865 865
866 ret = chsc_init();
867 if (ret)
868 return ret;
869
866 ret = chsc_determine_css_characteristics(); 870 ret = chsc_determine_css_characteristics();
867 if (ret == -ENOMEM) 871 if (ret == -ENOMEM)
868 goto out; 872 goto out;
869 873
870 ret = chsc_alloc_sei_area();
871 if (ret)
872 goto out;
873
874 /* Try to enable MSS. */ 874 /* Try to enable MSS. */
875 ret = chsc_enable_facility(CHSC_SDA_OC_MSS); 875 ret = chsc_enable_facility(CHSC_SDA_OC_MSS);
876 if (ret) 876 if (ret)
@@ -956,9 +956,9 @@ out_unregister:
956 } 956 }
957 bus_unregister(&css_bus_type); 957 bus_unregister(&css_bus_type);
958out: 958out:
959 crw_unregister_handler(CRW_RSC_CSS); 959 crw_unregister_handler(CRW_RSC_SCH);
960 chsc_free_sei_area();
961 idset_free(slow_subchannel_set); 960 idset_free(slow_subchannel_set);
961 chsc_init_cleanup();
962 pr_alert("The CSS device driver initialization failed with " 962 pr_alert("The CSS device driver initialization failed with "
963 "errno=%d\n", ret); 963 "errno=%d\n", ret);
964 return ret; 964 return ret;
@@ -978,9 +978,9 @@ static void __init css_bus_cleanup(void)
978 device_unregister(&css->device); 978 device_unregister(&css->device);
979 } 979 }
980 bus_unregister(&css_bus_type); 980 bus_unregister(&css_bus_type);
981 crw_unregister_handler(CRW_RSC_CSS); 981 crw_unregister_handler(CRW_RSC_SCH);
982 chsc_free_sei_area();
983 idset_free(slow_subchannel_set); 982 idset_free(slow_subchannel_set);
983 chsc_init_cleanup();
984 isc_unregister(IO_SCH_ISC); 984 isc_unregister(IO_SCH_ISC);
985} 985}
986 986