diff mbox series

[net-next,5/6] net: dsa: pass extack to dsa_switch_ops :: port_mirror_add()

Message ID 20220316204144.2679277-6-vladimir.oltean@nxp.com (mailing list archive)
State Accepted
Commit 0148bb50b8fd51baf357de8b237c0c6011506540
Delegated to: Netdev Maintainers
Headers show
Series Mirroring for Ocelot switches | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 18 this patch: 18
netdev/cc_maintainers warning 7 maintainers not CCed: matthias.bgg@gmail.com Landen.Chao@mediatek.com woojung.huh@microchip.com dqfext@gmail.com linux-mediatek@lists.infradead.org linux-arm-kernel@lists.infradead.org sean.wang@mediatek.com
netdev/build_clang success Errors and warnings before: 24 this patch: 24
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 23 this patch: 23
netdev/checkpatch warning WARNING: line length of 81 exceeds 80 columns
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Vladimir Oltean March 16, 2022, 8:41 p.m. UTC 
Drivers might have error messages to propagate to user space, most
common being that they support a single mirror port.

Propagate the netlink extack so that they can inform user space in a
verbal way of their limitations.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
---
 drivers/net/dsa/b53/b53_common.c       | 3 ++-
 drivers/net/dsa/b53/b53_priv.h         | 3 ++-
 drivers/net/dsa/microchip/ksz8795.c    | 2 +-
 drivers/net/dsa/microchip/ksz9477.c    | 2 +-
 drivers/net/dsa/mt7530.c               | 2 +-
 drivers/net/dsa/mv88e6xxx/chip.c       | 3 ++-
 drivers/net/dsa/qca8k.c                | 2 +-
 drivers/net/dsa/sja1105/sja1105_main.c | 2 +-
 include/net/dsa.h                      | 2 +-
 net/dsa/slave.c                        | 3 ++-
 10 files changed, 14 insertions(+), 10 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 122e63762979..77501f9c5915 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -2110,7 +2110,8 @@  enum dsa_tag_protocol b53_get_tag_protocol(struct dsa_switch *ds, int port,
 EXPORT_SYMBOL(b53_get_tag_protocol);
 
 int b53_mirror_add(struct dsa_switch *ds, int port,
-		   struct dsa_mall_mirror_tc_entry *mirror, bool ingress)
+		   struct dsa_mall_mirror_tc_entry *mirror, bool ingress,
+		   struct netlink_ext_ack *extack)
 {
 	struct b53_device *dev = ds->priv;
 	u16 reg, loc;
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index 86e7eb7924e7..3085b6cc7d40 100644
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -373,7 +373,8 @@  int b53_mdb_del(struct dsa_switch *ds, int port,
 		const struct switchdev_obj_port_mdb *mdb,
 		struct dsa_db db);
 int b53_mirror_add(struct dsa_switch *ds, int port,
-		   struct dsa_mall_mirror_tc_entry *mirror, bool ingress);
+		   struct dsa_mall_mirror_tc_entry *mirror, bool ingress,
+		   struct netlink_ext_ack *extack);
 enum dsa_tag_protocol b53_get_tag_protocol(struct dsa_switch *ds, int port,
 					   enum dsa_tag_protocol mprot);
 void b53_mirror_del(struct dsa_switch *ds, int port,
diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c
index 5dc9899bc0a6..19050a0216fb 100644
--- a/drivers/net/dsa/microchip/ksz8795.c
+++ b/drivers/net/dsa/microchip/ksz8795.c
@@ -1213,7 +1213,7 @@  static int ksz8_port_vlan_del(struct dsa_switch *ds, int port,
 
 static int ksz8_port_mirror_add(struct dsa_switch *ds, int port,
 				struct dsa_mall_mirror_tc_entry *mirror,
-				bool ingress)
+				bool ingress, struct netlink_ext_ack *extack)
 {
 	struct ksz_device *dev = ds->priv;
 
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index a4699481c746..8222c8a6c5ec 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -1018,7 +1018,7 @@  static int ksz9477_port_mdb_del(struct dsa_switch *ds, int port,
 
 static int ksz9477_port_mirror_add(struct dsa_switch *ds, int port,
 				   struct dsa_mall_mirror_tc_entry *mirror,
-				   bool ingress)
+				   bool ingress, struct netlink_ext_ack *extack)
 {
 	struct ksz_device *dev = ds->priv;
 
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 669f008528ec..19f0035d4410 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1714,7 +1714,7 @@  static int mt753x_mirror_port_set(unsigned int id, u32 val)
 
 static int mt753x_port_mirror_add(struct dsa_switch *ds, int port,
 				  struct dsa_mall_mirror_tc_entry *mirror,
-				  bool ingress)
+				  bool ingress, struct netlink_ext_ack *extack)
 {
 	struct mt7530_priv *priv = ds->priv;
 	int monitor_port;
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 84b90fc36c58..d733b07b406c 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -6036,7 +6036,8 @@  static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
 
 static int mv88e6xxx_port_mirror_add(struct dsa_switch *ds, int port,
 				     struct dsa_mall_mirror_tc_entry *mirror,
-				     bool ingress)
+				     bool ingress,
+				     struct netlink_ext_ack *extack)
 {
 	enum mv88e6xxx_egress_direction direction = ingress ?
 						MV88E6XXX_EGRESS_DIR_INGRESS :
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
index ee0dbf324268..d3ed0a7f8077 100644
--- a/drivers/net/dsa/qca8k.c
+++ b/drivers/net/dsa/qca8k.c
@@ -2473,7 +2473,7 @@  qca8k_port_mdb_del(struct dsa_switch *ds, int port,
 static int
 qca8k_port_mirror_add(struct dsa_switch *ds, int port,
 		      struct dsa_mall_mirror_tc_entry *mirror,
-		      bool ingress)
+		      bool ingress, struct netlink_ext_ack *extack)
 {
 	struct qca8k_priv *priv = ds->priv;
 	int monitor_port, ret;
diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c
index 3358e979342c..b33841c6507a 100644
--- a/drivers/net/dsa/sja1105/sja1105_main.c
+++ b/drivers/net/dsa/sja1105/sja1105_main.c
@@ -2847,7 +2847,7 @@  static int sja1105_mirror_apply(struct sja1105_private *priv, int from, int to,
 
 static int sja1105_mirror_add(struct dsa_switch *ds, int port,
 			      struct dsa_mall_mirror_tc_entry *mirror,
-			      bool ingress)
+			      bool ingress, struct netlink_ext_ack *extack)
 {
 	return sja1105_mirror_apply(ds->priv, port, mirror->to_local_port,
 				    ingress, true);
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 9bfe984fcdbf..fa9413f625f1 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -1022,7 +1022,7 @@  struct dsa_switch_ops {
 				    struct flow_cls_offload *cls, bool ingress);
 	int	(*port_mirror_add)(struct dsa_switch *ds, int port,
 				   struct dsa_mall_mirror_tc_entry *mirror,
-				   bool ingress);
+				   bool ingress, struct netlink_ext_ack *extack);
 	void	(*port_mirror_del)(struct dsa_switch *ds, int port,
 				   struct dsa_mall_mirror_tc_entry *mirror);
 	int	(*port_policer_add)(struct dsa_switch *ds, int port,
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index f9cecda791d5..7bff7023f877 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -1155,6 +1155,7 @@  dsa_slave_add_cls_matchall_mirred(struct net_device *dev,
 				  struct tc_cls_matchall_offload *cls,
 				  bool ingress)
 {
+	struct netlink_ext_ack *extack = cls->common.extack;
 	struct dsa_port *dp = dsa_slave_to_port(dev);
 	struct dsa_slave_priv *p = netdev_priv(dev);
 	struct dsa_mall_mirror_tc_entry *mirror;
@@ -1192,7 +1193,7 @@  dsa_slave_add_cls_matchall_mirred(struct net_device *dev,
 	mirror->to_local_port = to_dp->index;
 	mirror->ingress = ingress;
 
-	err = ds->ops->port_mirror_add(ds, dp->index, mirror, ingress);
+	err = ds->ops->port_mirror_add(ds, dp->index, mirror, ingress, extack);
 	if (err) {
 		kfree(mall_tc_entry);
 		return err;