diff mbox series

[net-next,v7,01/12] net: dsa: add support for DCB get/set apptrust configuration

Message ID 20240503131351.1969097-2-o.rempel@pengutronix.de (mailing list archive)
State Accepted
Commit 96c6f337951a03ab40e13a44cf5ea59b14725721
Delegated to: Netdev Maintainers
Headers show
Series add DCB and DSCP support for KSZ switches | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 943 this patch: 943
netdev/build_tools success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 7 of 7 maintainers
netdev/build_clang success Errors and warnings before: 943 this patch: 943
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 954 this patch: 954
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 50 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/contest success net-next-2024-05-08--03-00 (tests: 1005)

Commit Message

Oleksij Rempel May 3, 2024, 1:13 p.m. UTC 
Add DCB support to get/set trust configuration for different packet
priority information sources. Some switch allow to chose different
source of packet priority classification. For example on KSZ switches it
is possible to configure VLAN PCP and/or DSCP sources.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
---
changes v6:
- port_set_apptrust pointer should be tested in dsa_user_dcbnl_set_apptrust()
changes v3:
- s/to choice/to chose/
---
 include/net/dsa.h |  4 ++++
 net/dsa/user.c    | 28 ++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)
diff mbox series

Patch

diff --git a/include/net/dsa.h b/include/net/dsa.h
index eef702dbea78b..40c127a301878 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -955,6 +955,10 @@  struct dsa_switch_ops {
 				      u8 prio);
 	int	(*port_del_dscp_prio)(struct dsa_switch *ds, int port, u8 dscp,
 				      u8 prio);
+	int	(*port_set_apptrust)(struct dsa_switch *ds, int port,
+				     const u8 *sel, int nsel);
+	int	(*port_get_apptrust)(struct dsa_switch *ds, int port, u8 *sel,
+				     int *nsel);
 
 	/*
 	 * Suspend and resume
diff --git a/net/dsa/user.c b/net/dsa/user.c
index c94b868855aa1..f4ac82e8a39e8 100644
--- a/net/dsa/user.c
+++ b/net/dsa/user.c
@@ -2136,6 +2136,32 @@  int dsa_user_change_mtu(struct net_device *dev, int new_mtu)
 	return err;
 }
 
+static int __maybe_unused
+dsa_user_dcbnl_set_apptrust(struct net_device *dev, u8 *sel, int nsel)
+{
+	struct dsa_port *dp = dsa_user_to_port(dev);
+	struct dsa_switch *ds = dp->ds;
+	int port = dp->index;
+
+	if (!ds->ops->port_set_apptrust)
+		return -EOPNOTSUPP;
+
+	return ds->ops->port_set_apptrust(ds, port, sel, nsel);
+}
+
+static int __maybe_unused
+dsa_user_dcbnl_get_apptrust(struct net_device *dev, u8 *sel, int *nsel)
+{
+	struct dsa_port *dp = dsa_user_to_port(dev);
+	struct dsa_switch *ds = dp->ds;
+	int port = dp->index;
+
+	if (!ds->ops->port_get_apptrust)
+		return -EOPNOTSUPP;
+
+	return ds->ops->port_get_apptrust(ds, port, sel, nsel);
+}
+
 static int __maybe_unused
 dsa_user_dcbnl_set_default_prio(struct net_device *dev, struct dcb_app *app)
 {
@@ -2376,6 +2402,8 @@  static const struct ethtool_ops dsa_user_ethtool_ops = {
 static const struct dcbnl_rtnl_ops __maybe_unused dsa_user_dcbnl_ops = {
 	.ieee_setapp		= dsa_user_dcbnl_ieee_setapp,
 	.ieee_delapp		= dsa_user_dcbnl_ieee_delapp,
+	.dcbnl_setapptrust	= dsa_user_dcbnl_set_apptrust,
+	.dcbnl_getapptrust	= dsa_user_dcbnl_get_apptrust,
 };
 
 static void dsa_user_get_stats64(struct net_device *dev,