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From: Vladimir Oltean <olteanv@gmail.com>
To: netdev@vger.kernel.org
Cc: alexandre.belloni@bootlin.com, andrew@lunn.ch,
	f.fainelli@gmail.com, vivien.didelot@gmail.com,
	alexandru.marginean@nxp.com, claudiu.manoil@nxp.com,
	xiaoliang.yang_1@nxp.com, hongbo.wang@nxp.com, kuba@kernel.org,
	jiri@resnulli.us, idosch@idosch.org,
	UNGLinuxDriver@microchip.com
Subject: [PATCH v2 net-next 05/10] net: dsa: felix: perform teardown in reverse order of setup
Date: Thu,  7 Jan 2021 19:27:21 +0200	[thread overview]
Message-ID: <20210107172726.2420292-6-olteanv@gmail.com> (raw)
In-Reply-To: <20210107172726.2420292-1-olteanv@gmail.com>

From: Vladimir Oltean <vladimir.oltean@nxp.com>

In general it is desirable that cleanup is the reverse process of setup.
In this case I am not seeing any particular issue, but with the
introduction of devlink-sb for felix, a non-obvious decision had to be
made as to where to put its cleanup method. When there's a convention in
place, that decision becomes obvious.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
---
Changes in v2:
None.

 drivers/net/dsa/ocelot/felix.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c
index 74f3334ed6f8..a9bf8ea7bbce 100644
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -638,14 +638,13 @@ static void felix_teardown(struct dsa_switch *ds)
 	struct felix *felix = ocelot_to_felix(ocelot);
 	int port;
 
-	if (felix->info->mdio_bus_free)
-		felix->info->mdio_bus_free(ocelot);
-
+	if (ocelot->ptp)
+		ocelot_deinit_timestamp(ocelot);
+	ocelot_deinit(ocelot);
 	for (port = 0; port < ocelot->num_phys_ports; port++)
 		ocelot_deinit_port(ocelot, port);
-	ocelot_deinit_timestamp(ocelot);
-	/* stop workqueue thread */
-	ocelot_deinit(ocelot);
+	if (felix->info->mdio_bus_free)
+		felix->info->mdio_bus_free(ocelot);
 }
 
 static int felix_hwtstamp_get(struct dsa_switch *ds, int port,
-- 
2.25.1


  parent reply	other threads:[~2021-01-07 17:29 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-07 17:27 [PATCH v2 net-next 00/10] Configuring congestion watermarks on ocelot switch using devlink-sb Vladimir Oltean
2021-01-07 17:27 ` [PATCH v2 net-next 01/10] net: mscc: ocelot: auto-detect packet buffer size and number of frame references Vladimir Oltean
2021-01-07 17:27 ` [PATCH v2 net-next 02/10] net: mscc: ocelot: add ops for decoding watermark threshold and occupancy Vladimir Oltean
2021-01-07 17:27 ` [PATCH v2 net-next 03/10] net: dsa: add ops for devlink-sb Vladimir Oltean
2021-01-07 23:35   ` Andrew Lunn
2021-01-08 17:33     ` Vladimir Oltean
2021-01-07 17:27 ` [PATCH v2 net-next 04/10] net: dsa: felix: reindent struct dsa_switch_ops Vladimir Oltean
2021-01-07 17:27 ` Vladimir Oltean [this message]
2021-01-07 17:27 ` [PATCH v2 net-next 06/10] net: mscc: ocelot: export NUM_TC constant from felix to common switch lib Vladimir Oltean
2021-01-07 17:27 ` [PATCH v2 net-next 07/10] net: mscc: ocelot: delete unused ocelot_set_cpu_port prototype Vladimir Oltean
2021-01-07 17:27 ` [PATCH v2 net-next 08/10] net: mscc: ocelot: register devlink ports Vladimir Oltean
2021-01-07 17:27 ` [PATCH v2 net-next 09/10] net: mscc: ocelot: initialize watermarks to sane defaults Vladimir Oltean
2021-01-07 17:27 ` [PATCH v2 net-next 10/10] net: mscc: ocelot: configure watermarks using devlink-sb Vladimir Oltean

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