[S390] cio: Use isc_{register,unregister}.

Use the new isc registration functions for all places that need
an I/O interruption subclass.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>

3 files changed, 6 insertions, 3 deletions

diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index bf616daeff4c..34b38fb7c2f7 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -786,12 +786,13 @@ cio_probe_console(void)
         /*
          * enable console I/O-interrupt subclass
          */
-        ctl_set_bit(6, 31 - CONSOLE_ISC);
+        isc_register(CONSOLE_ISC);
         console_subchannel.schib.pmcw.isc = CONSOLE_ISC;
         console_subchannel.schib.pmcw.intparm =
                 (u32)(addr_t)&console_subchannel;
         ret = cio_modify(&console_subchannel);
         if (ret) {
+                isc_unregister(CONSOLE_ISC);
                 console_subchannel_in_use = 0;
                 return ERR_PTR(ret);
         }
@@ -803,7 +804,7 @@ cio_release_console(void)
 {
         console_subchannel.schib.pmcw.intparm = 0;
         cio_modify(&console_subchannel);
-        ctl_clear_bit(6, 31 - CONSOLE_ISC);
+        isc_unregister(CONSOLE_ISC);
         console_subchannel_in_use = 0;
 }
 
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index b24618b5362e..45ba07c0a286 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -806,7 +806,7 @@ init_channel_subsystem (void)
         css_init_done = 1;
 
         /* Enable default isc for I/O subchannels. */
-        ctl_set_bit(6, 31 - IO_SCH_ISC);
+        isc_register(IO_SCH_ISC);
 
         for_each_subchannel(__init_channel_subsystem, NULL);
         return 0;
diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index 8476f8c35c2d..2bf36e14b102 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -3892,6 +3892,7 @@ init_QDIO(void)
                                             qdio_mempool_alloc,
                                             qdio_mempool_free, NULL);
 
+        isc_register(QDIO_AIRQ_ISC);
         if (tiqdio_check_chsc_availability())
                 QDIO_PRINT_ERR("Not all CHSCs supported. Continuing.\n");
 
@@ -3904,6 +3905,7 @@ static void __exit
 cleanup_QDIO(void)
 {
         tiqdio_unregister_thinints();
+        isc_unregister(QDIO_AIRQ_ISC);
         qdio_remove_procfs_entry();
         qdio_release_qdio_memory();
         qdio_unregister_dbf_views();