diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/703-06-v5.18-net-dsa-add-support-for-phylink-mac_select_pcs.patch')
-rw-r--r-- | target/linux/generic/backport-5.15/703-06-v5.18-net-dsa-add-support-for-phylink-mac_select_pcs.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/703-06-v5.18-net-dsa-add-support-for-phylink-mac_select_pcs.patch b/target/linux/generic/backport-5.15/703-06-v5.18-net-dsa-add-support-for-phylink-mac_select_pcs.patch new file mode 100644 index 0000000000..a28d14d27a --- /dev/null +++ b/target/linux/generic/backport-5.15/703-06-v5.18-net-dsa-add-support-for-phylink-mac_select_pcs.patch @@ -0,0 +1,59 @@ +From bde018222c6b084ac32933a9f933581dd83da18e Mon Sep 17 00:00:00 2001 +From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk> +Date: Thu, 17 Feb 2022 18:30:35 +0000 +Subject: [PATCH] net: dsa: add support for phylink mac_select_pcs() + +Add DSA support for the phylink mac_select_pcs() method so DSA drivers +can return provide phylink with the appropriate PCS for the PHY +interface mode. + +Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + include/net/dsa.h | 3 +++ + net/dsa/port.c | 15 +++++++++++++++ + 2 files changed, 18 insertions(+) + +--- a/include/net/dsa.h ++++ b/include/net/dsa.h +@@ -631,6 +631,9 @@ struct dsa_switch_ops { + void (*phylink_validate)(struct dsa_switch *ds, int port, + unsigned long *supported, + struct phylink_link_state *state); ++ struct phylink_pcs *(*phylink_mac_select_pcs)(struct dsa_switch *ds, ++ int port, ++ phy_interface_t iface); + int (*phylink_mac_link_state)(struct dsa_switch *ds, int port, + struct phylink_link_state *state); + void (*phylink_mac_config)(struct dsa_switch *ds, int port, +--- a/net/dsa/port.c ++++ b/net/dsa/port.c +@@ -1012,6 +1012,20 @@ static void dsa_port_phylink_mac_pcs_get + } + } + ++static struct phylink_pcs * ++dsa_port_phylink_mac_select_pcs(struct phylink_config *config, ++ phy_interface_t interface) ++{ ++ struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); ++ struct dsa_switch *ds = dp->ds; ++ struct phylink_pcs *pcs = NULL; ++ ++ if (ds->ops->phylink_mac_select_pcs) ++ pcs = ds->ops->phylink_mac_select_pcs(ds, dp->index, interface); ++ ++ return pcs; ++} ++ + static void dsa_port_phylink_mac_config(struct phylink_config *config, + unsigned int mode, + const struct phylink_link_state *state) +@@ -1078,6 +1092,7 @@ static void dsa_port_phylink_mac_link_up + + static const struct phylink_mac_ops dsa_port_phylink_mac_ops = { + .validate = dsa_port_phylink_validate, ++ .mac_select_pcs = dsa_port_phylink_mac_select_pcs, + .mac_pcs_get_state = dsa_port_phylink_mac_pcs_get_state, + .mac_config = dsa_port_phylink_mac_config, + .mac_an_restart = dsa_port_phylink_mac_an_restart, |