diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0251-net-mscc-ocelot-split-assignment-of-the-cpu-port-int.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0251-net-mscc-ocelot-split-assignment-of-the-cpu-port-int.patch | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0251-net-mscc-ocelot-split-assignment-of-the-cpu-port-int.patch b/target/linux/layerscape/patches-5.4/701-net-0251-net-mscc-ocelot-split-assignment-of-the-cpu-port-int.patch deleted file mode 100644 index 8fa0bca935..0000000000 --- a/target/linux/layerscape/patches-5.4/701-net-0251-net-mscc-ocelot-split-assignment-of-the-cpu-port-int.patch +++ /dev/null @@ -1,163 +0,0 @@ -From c6f39379529e74eccbe317e70bb11d18110c63d4 Mon Sep 17 00:00:00 2001 -From: Vladimir Oltean <vladimir.oltean@nxp.com> -Date: Sat, 9 Nov 2019 15:03:00 +0200 -Subject: [PATCH] net: mscc: ocelot: split assignment of the cpu port into a - separate function - -Now that the places that configure routing destinations for the CPU port -have been marked as such, allow callers to specify their own CPU port -that is different than ocelot->num_phys_ports. A user will be the Felix -DSA driver, where the CPU port is one of the physical ports (NPI mode). - -Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/ethernet/mscc/ocelot.c | 65 +++++++++++++++++++++----------- - drivers/net/ethernet/mscc/ocelot.h | 12 ++++++ - drivers/net/ethernet/mscc/ocelot_board.c | 2 + - 3 files changed, 57 insertions(+), 22 deletions(-) - ---- a/drivers/net/ethernet/mscc/ocelot.c -+++ b/drivers/net/ethernet/mscc/ocelot.c -@@ -380,12 +380,6 @@ static void ocelot_vlan_init(struct ocel - ocelot->vlan_mask[0] = GENMASK(ocelot->num_phys_ports - 1, 0); - ocelot_vlant_set_mask(ocelot, 0, ocelot->vlan_mask[0]); - -- /* Configure the CPU port to be VLAN aware */ -- ocelot_write_gix(ocelot, ANA_PORT_VLAN_CFG_VLAN_VID(0) | -- ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA | -- ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1), -- ANA_PORT_VLAN_CFG, ocelot->num_phys_ports); -- - /* Set vlan ingress filter mask to all ports but the CPU port by - * default. - */ -@@ -2223,11 +2217,52 @@ int ocelot_probe_port(struct ocelot *oce - } - EXPORT_SYMBOL(ocelot_probe_port); - -+void ocelot_set_cpu_port(struct ocelot *ocelot, int cpu, -+ enum ocelot_tag_prefix injection, -+ enum ocelot_tag_prefix extraction) -+{ -+ /* Configure and enable the CPU port. */ -+ ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, cpu); -+ ocelot_write_rix(ocelot, BIT(cpu), ANA_PGID_PGID, PGID_CPU); -+ ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_RECV_ENA | -+ ANA_PORT_PORT_CFG_PORTID_VAL(cpu), -+ ANA_PORT_PORT_CFG, cpu); -+ -+ /* If the CPU port is a physical port, set up the port in Node -+ * Processor Interface (NPI) mode. This is the mode through which -+ * frames can be injected from and extracted to an external CPU. -+ * Only one port can be an NPI at the same time. -+ */ -+ if (cpu < ocelot->num_phys_ports) { -+ ocelot_write(ocelot, QSYS_EXT_CPU_CFG_EXT_CPUQ_MSK_M | -+ QSYS_EXT_CPU_CFG_EXT_CPU_PORT(cpu), -+ QSYS_EXT_CPU_CFG); -+ } -+ -+ /* CPU port Injection/Extraction configuration */ -+ ocelot_write_rix(ocelot, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE | -+ QSYS_SWITCH_PORT_MODE_SCH_NEXT_CFG(1) | -+ QSYS_SWITCH_PORT_MODE_PORT_ENA, -+ QSYS_SWITCH_PORT_MODE, cpu); -+ ocelot_write_rix(ocelot, SYS_PORT_MODE_INCL_XTR_HDR(extraction) | -+ SYS_PORT_MODE_INCL_INJ_HDR(injection), -+ SYS_PORT_MODE, cpu); -+ -+ /* Configure the CPU port to be VLAN aware */ -+ ocelot_write_gix(ocelot, ANA_PORT_VLAN_CFG_VLAN_VID(0) | -+ ANA_PORT_VLAN_CFG_VLAN_AWARE_ENA | -+ ANA_PORT_VLAN_CFG_VLAN_POP_CNT(1), -+ ANA_PORT_VLAN_CFG, cpu); -+ -+ ocelot->cpu = cpu; -+} -+EXPORT_SYMBOL(ocelot_set_cpu_port); -+ - int ocelot_init(struct ocelot *ocelot) - { -- u32 port; -- int i, ret, cpu = ocelot->num_phys_ports; - char queue_name[32]; -+ int i, ret; -+ u32 port; - - ocelot->lags = devm_kcalloc(ocelot->dev, ocelot->num_phys_ports, - sizeof(u32), GFP_KERNEL); -@@ -2307,13 +2342,6 @@ int ocelot_init(struct ocelot *ocelot) - ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_SRC + port); - } - -- /* Configure and enable the CPU port. */ -- ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, cpu); -- ocelot_write_rix(ocelot, BIT(cpu), ANA_PGID_PGID, PGID_CPU); -- ocelot_write_gix(ocelot, ANA_PORT_PORT_CFG_RECV_ENA | -- ANA_PORT_PORT_CFG_PORTID_VAL(cpu), -- ANA_PORT_PORT_CFG, cpu); -- - /* Allow broadcast MAC frames. */ - for (i = ocelot->num_phys_ports + 1; i < PGID_CPU; i++) { - u32 val = ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports - 1, 0)); -@@ -2326,13 +2354,6 @@ int ocelot_init(struct ocelot *ocelot) - ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV4); - ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV6); - -- /* CPU port Injection/Extraction configuration */ -- ocelot_write_rix(ocelot, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE | -- QSYS_SWITCH_PORT_MODE_SCH_NEXT_CFG(1) | -- QSYS_SWITCH_PORT_MODE_PORT_ENA, -- QSYS_SWITCH_PORT_MODE, cpu); -- ocelot_write_rix(ocelot, SYS_PORT_MODE_INCL_XTR_HDR(1) | -- SYS_PORT_MODE_INCL_INJ_HDR(1), SYS_PORT_MODE, cpu); - /* Allow manual injection via DEVCPU_QS registers, and byte swap these - * registers endianness. - */ ---- a/drivers/net/ethernet/mscc/ocelot.h -+++ b/drivers/net/ethernet/mscc/ocelot.h -@@ -427,6 +427,13 @@ struct ocelot_multicast { - u16 ports; - }; - -+enum ocelot_tag_prefix { -+ OCELOT_TAG_PREFIX_DISABLED = 0, -+ OCELOT_TAG_PREFIX_NONE, -+ OCELOT_TAG_PREFIX_SHORT, -+ OCELOT_TAG_PREFIX_LONG, -+}; -+ - struct ocelot_port; - - struct ocelot_stat_layout { -@@ -455,6 +462,7 @@ struct ocelot { - - u8 num_phys_ports; - u8 num_cpu_ports; -+ u8 cpu; - struct ocelot_port **ports; - - u32 *lags; -@@ -552,6 +560,10 @@ int ocelot_probe_port(struct ocelot *oce - void __iomem *regs, - struct phy_device *phy); - -+void ocelot_set_cpu_port(struct ocelot *ocelot, int cpu, -+ enum ocelot_tag_prefix injection, -+ enum ocelot_tag_prefix extraction); -+ - extern struct notifier_block ocelot_netdevice_nb; - extern struct notifier_block ocelot_switchdev_nb; - extern struct notifier_block ocelot_switchdev_blocking_nb; ---- a/drivers/net/ethernet/mscc/ocelot_board.c -+++ b/drivers/net/ethernet/mscc/ocelot_board.c -@@ -373,6 +373,8 @@ static int mscc_ocelot_probe(struct plat - sizeof(struct ocelot_port *), GFP_KERNEL); - - ocelot_init(ocelot); -+ ocelot_set_cpu_port(ocelot, ocelot->num_phys_ports, -+ OCELOT_TAG_PREFIX_NONE, OCELOT_TAG_PREFIX_NONE); - - for_each_available_child_of_node(ports, portnp) { - struct ocelot_port_private *priv; |