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authorSebastian Ott <sebott@linux.vnet.ibm.com>2013-02-28 12:07:38 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2013-03-07 09:52:21 +0100
commit93481c90200c50c7874b6a773acc87095ee3907d (patch)
tree1cc69d08a0a545e46c8c38fae62bf9dee06a2a86 /drivers/s390/block
parent8360cb5f389ebd36b708978e0f776a285a2deb5a (diff)
downloadop-kernel-dev-93481c90200c50c7874b6a773acc87095ee3907d.zip
op-kernel-dev-93481c90200c50c7874b6a773acc87095ee3907d.tar.gz
s390/scm_drv: extend notify callback
Extend the notify callback of scm_driver by an event parameter to allow to distinguish between different notifications. 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>
Diffstat (limited to 'drivers/s390/block')
-rw-r--r--drivers/s390/block/scm_drv.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/s390/block/scm_drv.c b/drivers/s390/block/scm_drv.c
index 9fa0a90..ff8558c 100644
--- a/drivers/s390/block/scm_drv.c
+++ b/drivers/s390/block/scm_drv.c
@@ -13,12 +13,16 @@
#include <asm/eadm.h>
#include "scm_blk.h"
-static void notify(struct scm_device *scmdev)
+static void scm_notify(struct scm_device *scmdev, enum scm_event event)
{
- pr_info("%lu: The capabilities of the SCM increment changed\n",
- (unsigned long) scmdev->address);
- SCM_LOG(2, "State changed");
- SCM_LOG_STATE(2, scmdev);
+ switch (event) {
+ case SCM_CHANGE:
+ pr_info("%lu: The capabilities of the SCM increment changed\n",
+ (unsigned long) scmdev->address);
+ SCM_LOG(2, "State changed");
+ SCM_LOG_STATE(2, scmdev);
+ break;
+ }
}
static int scm_probe(struct scm_device *scmdev)
@@ -64,7 +68,7 @@ static struct scm_driver scm_drv = {
.name = "scm_block",
.owner = THIS_MODULE,
},
- .notify = notify,
+ .notify = scm_notify,
.probe = scm_probe,
.remove = scm_remove,
.handler = scm_blk_irq,
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