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From e6987a7f7ebbde64eb679f10a6eb857b9e28d05d Mon Sep 17 00:00:00 2001
From: Ioana Ciornei <ioana.ciornei@nxp.com>
Date: Mon, 11 Nov 2019 18:50:57 +0200
Subject: [PATCH] staging: dpaa2-ethsw: move port switchdev blocking notifier
per ethsw
Register a different switchdev blocking notifier block per ethsw
instance. When probing multiple dpaa2-ethsw instances, without this the
register will fail.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/1573491058-24766-4-git-send-email-ioana.ciornei@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/fsl-dpaa2/ethsw/ethsw.c | 9 +++------
drivers/staging/fsl-dpaa2/ethsw/ethsw.h | 1 +
2 files changed, 4 insertions(+), 6 deletions(-)
--- a/drivers/staging/fsl-dpaa2/ethsw/ethsw.c
+++ b/drivers/staging/fsl-dpaa2/ethsw/ethsw.c
@@ -1314,10 +1314,6 @@ static int port_switchdev_blocking_event
return NOTIFY_DONE;
}
-static struct notifier_block port_switchdev_blocking_nb = {
- .notifier_call = port_switchdev_blocking_event,
-};
-
static int ethsw_register_notifier(struct device *dev)
{
struct ethsw_core *ethsw = dev_get_drvdata(dev);
@@ -1337,7 +1333,8 @@ static int ethsw_register_notifier(struc
goto err_switchdev_nb;
}
- err = register_switchdev_blocking_notifier(&port_switchdev_blocking_nb);
+ ethsw->port_switchdevb_nb.notifier_call = port_switchdev_blocking_event;
+ err = register_switchdev_blocking_notifier(ðsw->port_switchdevb_nb);
if (err) {
dev_err(dev, "Failed to register switchdev blocking notifier\n");
goto err_switchdev_blocking_nb;
@@ -1490,7 +1487,7 @@ static void ethsw_unregister_notifier(st
struct notifier_block *nb;
int err;
- nb = &port_switchdev_blocking_nb;
+ nb = ðsw->port_switchdevb_nb;
err = unregister_switchdev_blocking_notifier(nb);
if (err)
dev_err(dev,
--- a/drivers/staging/fsl-dpaa2/ethsw/ethsw.h
+++ b/drivers/staging/fsl-dpaa2/ethsw/ethsw.h
@@ -69,6 +69,7 @@ struct ethsw_core {
struct notifier_block port_nb;
struct notifier_block port_switchdev_nb;
+ struct notifier_block port_switchdevb_nb;
};
#endif /* __ETHSW_H */
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