s390/scm: process availability
Let the bus code process scm availability information and
notify scm device drivers about the new state.
Reviewed-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/block/scm_drv.c b/drivers/s390/block/scm_drv.c
index ff8558c..5f6180d 100644
--- a/drivers/s390/block/scm_drv.c
+++ b/drivers/s390/block/scm_drv.c
@@ -15,6 +15,8 @@
static void scm_notify(struct scm_device *scmdev, enum scm_event event)
{
+ struct scm_blk_dev *bdev = dev_get_drvdata(&scmdev->dev);
+
switch (event) {
case SCM_CHANGE:
pr_info("%lu: The capabilities of the SCM increment changed\n",
@@ -22,6 +24,11 @@
SCM_LOG(2, "State changed");
SCM_LOG_STATE(2, scmdev);
break;
+ case SCM_AVAIL:
+ SCM_LOG(2, "Increment available");
+ SCM_LOG_STATE(2, scmdev);
+ scm_blk_set_available(bdev);
+ break;
}
}