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openwrt/target/linux/layerscape/patches-5.4/701-net-0344-staging-dpaa2-...

69 lines
2.4 KiB
Diff

From e35e9d1a3dd2cc4f06f03ec4c3fae781bb0c5075 Mon Sep 17 00:00:00 2001
From: Ioana Ciornei <ioana.ciornei@nxp.com>
Date: Mon, 11 Nov 2019 18:50:56 +0200
Subject: [PATCH] staging: dpaa2-ethsw: move port switchdev notifier per ethsw
Register a different switchdev 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/1573491058-24766-3-git-send-email-ioana.ciornei@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/fsl-dpaa2/ethsw/ethsw.c | 11 ++++-------
drivers/staging/fsl-dpaa2/ethsw/ethsw.h | 1 +
2 files changed, 5 insertions(+), 7 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_nb = {
- .notifier_call = port_switchdev_event,
-};
-
static struct notifier_block port_switchdev_blocking_nb = {
.notifier_call = port_switchdev_blocking_event,
};
@@ -1334,7 +1330,8 @@ static int ethsw_register_notifier(struc
return err;
}
- err = register_switchdev_notifier(&port_switchdev_nb);
+ ethsw->port_switchdev_nb.notifier_call = port_switchdev_event;
+ err = register_switchdev_notifier(&ethsw->port_switchdev_nb);
if (err) {
dev_err(dev, "Failed to register switchdev notifier\n");
goto err_switchdev_nb;
@@ -1349,7 +1346,7 @@ static int ethsw_register_notifier(struc
return 0;
err_switchdev_blocking_nb:
- unregister_switchdev_notifier(&port_switchdev_nb);
+ unregister_switchdev_notifier(&ethsw->port_switchdev_nb);
err_switchdev_nb:
unregister_netdevice_notifier(&ethsw->port_nb);
return err;
@@ -1499,7 +1496,7 @@ static void ethsw_unregister_notifier(st
dev_err(dev,
"Failed to unregister switchdev blocking notifier (%d)\n", err);
- err = unregister_switchdev_notifier(&port_switchdev_nb);
+ err = unregister_switchdev_notifier(&ethsw->port_switchdev_nb);
if (err)
dev_err(dev,
"Failed to unregister switchdev notifier (%d)\n", err);
--- a/drivers/staging/fsl-dpaa2/ethsw/ethsw.h
+++ b/drivers/staging/fsl-dpaa2/ethsw/ethsw.h
@@ -68,6 +68,7 @@ struct ethsw_core {
bool learning;
struct notifier_block port_nb;
+ struct notifier_block port_switchdev_nb;
};
#endif /* __ETHSW_H */