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path: root/drivers/net/dsa/ocelot/felix.c
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Diffstat (limited to 'drivers/net/dsa/ocelot/felix.c')
-rw-r--r--drivers/net/dsa/ocelot/felix.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c
index e113269c220a..66648986e6e3 100644
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -7,6 +7,7 @@
#include <soc/mscc/ocelot_sys.h>
#include <soc/mscc/ocelot_dev.h>
#include <soc/mscc/ocelot_ana.h>
+#include <soc/mscc/ocelot_ptp.h>
#include <soc/mscc/ocelot.h>
#include <linux/packing.h>
#include <linux/module.h>
@@ -240,6 +241,10 @@ static void felix_phylink_mac_config(struct dsa_switch *ds, int port,
if (felix->info->pcs_init)
felix->info->pcs_init(ocelot, port, link_an_mode, state);
+
+ if (felix->info->port_sched_speed_set)
+ felix->info->port_sched_speed_set(ocelot, port,
+ state->speed);
}
static void felix_phylink_mac_an_restart(struct dsa_switch *ds, int port)
@@ -292,6 +297,27 @@ static void felix_phylink_mac_link_up(struct dsa_switch *ds, int port,
QSYS_SWITCH_PORT_MODE, port);
}
+static void felix_port_qos_map_init(struct ocelot *ocelot, int port)
+{
+ int i;
+
+ ocelot_rmw_gix(ocelot,
+ ANA_PORT_QOS_CFG_QOS_PCP_ENA,
+ ANA_PORT_QOS_CFG_QOS_PCP_ENA,
+ ANA_PORT_QOS_CFG,
+ port);
+
+ for (i = 0; i < FELIX_NUM_TC * 2; i++) {
+ ocelot_rmw_ix(ocelot,
+ (ANA_PORT_PCP_DEI_MAP_DP_PCP_DEI_VAL & i) |
+ ANA_PORT_PCP_DEI_MAP_QOS_PCP_DEI_VAL(i),
+ ANA_PORT_PCP_DEI_MAP_DP_PCP_DEI_VAL |
+ ANA_PORT_PCP_DEI_MAP_QOS_PCP_DEI_VAL_M,
+ ANA_PORT_PCP_DEI_MAP,
+ port, i);
+ }
+}
+
static void felix_get_strings(struct dsa_switch *ds, int port,
u32 stringset, u8 *data)
{
@@ -498,6 +524,23 @@ static int felix_init_structs(struct felix *felix, int num_phys_ports)
return 0;
}
+static struct ptp_clock_info ocelot_ptp_clock_info = {
+ .owner = THIS_MODULE,
+ .name = "felix ptp",
+ .max_adj = 0x7fffffff,
+ .n_alarm = 0,
+ .n_ext_ts = 0,
+ .n_per_out = OCELOT_PTP_PINS_NUM,
+ .n_pins = OCELOT_PTP_PINS_NUM,
+ .pps = 0,
+ .gettime64 = ocelot_ptp_gettime64,
+ .settime64 = ocelot_ptp_settime64,
+ .adjtime = ocelot_ptp_adjtime,
+ .adjfine = ocelot_ptp_adjfine,
+ .verify = ocelot_ptp_verify,
+ .enable = ocelot_ptp_enable,
+};
+
/* Hardware initialization done here so that we can allocate structures with
* devm without fear of dsa_register_switch returning -EPROBE_DEFER and causing
* us to allocate structures twice (leak memory) and map PCI memory twice
@@ -508,12 +551,21 @@ static int felix_setup(struct dsa_switch *ds)
struct ocelot *ocelot = ds->priv;
struct felix *felix = ocelot_to_felix(ocelot);
int port, err;
+ int tc;
err = felix_init_structs(felix, ds->num_ports);
if (err)
return err;
ocelot_init(ocelot);
+ if (ocelot->ptp) {
+ err = ocelot_init_timestamp(ocelot, &ocelot_ptp_clock_info);
+ if (err) {
+ dev_err(ocelot->dev,
+ "Timestamp initialization failed\n");
+ ocelot->ptp = 0;
+ }
+ }
for (port = 0; port < ds->num_ports; port++) {
ocelot_init_port(ocelot, port);
@@ -523,6 +575,11 @@ static int felix_setup(struct dsa_switch *ds)
ocelot_configure_cpu(ocelot, port,
OCELOT_TAG_PREFIX_NONE,
OCELOT_TAG_PREFIX_LONG);
+
+ /* Set the default QoS Classification based on PCP and DEI
+ * bits of vlan tag.
+ */
+ felix_port_qos_map_init(ocelot, port);
}
/* Include the CPU port module in the forwarding mask for unknown
@@ -533,8 +590,15 @@ static int felix_setup(struct dsa_switch *ds)
ocelot_write_rix(ocelot,
ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)),
ANA_PGID_PGID, PGID_UC);
+ /* Setup the per-traffic class flooding PGIDs */
+ for (tc = 0; tc < FELIX_NUM_TC; tc++)
+ ocelot_write_rix(ocelot, ANA_FLOODING_FLD_MULTICAST(PGID_MC) |
+ ANA_FLOODING_FLD_BROADCAST(PGID_MC) |
+ ANA_FLOODING_FLD_UNICAST(PGID_UC),
+ ANA_FLOODING, tc);
ds->mtu_enforcement_ingress = true;
+ ds->configure_vlan_while_not_filtering = true;
/* It looks like the MAC/PCS interrupt register - PM0_IEVENT (0x8040)
* isn't instantiated for the Felix PF.
* In-band AN may take a few ms to complete, so we need to poll.
@@ -552,6 +616,7 @@ static void felix_teardown(struct dsa_switch *ds)
if (felix->info->mdio_bus_free)
felix->info->mdio_bus_free(ocelot);
+ ocelot_deinit_timestamp(ocelot);
/* stop workqueue thread */
ocelot_deinit(ocelot);
}
@@ -673,6 +738,19 @@ static void felix_port_policer_del(struct dsa_switch *ds, int port)
ocelot_port_policer_del(ocelot, port);
}
+static int felix_port_setup_tc(struct dsa_switch *ds, int port,
+ enum tc_setup_type type,
+ void *type_data)
+{
+ struct ocelot *ocelot = ds->priv;
+ struct felix *felix = ocelot_to_felix(ocelot);
+
+ if (felix->info->port_setup_tc)
+ return felix->info->port_setup_tc(ds, port, type, type_data);
+ else
+ return -EOPNOTSUPP;
+}
+
static const struct dsa_switch_ops felix_switch_ops = {
.get_tag_protocol = felix_get_tag_protocol,
.setup = felix_setup,
@@ -711,6 +789,7 @@ static const struct dsa_switch_ops felix_switch_ops = {
.cls_flower_add = felix_cls_flower_add,
.cls_flower_del = felix_cls_flower_del,
.cls_flower_stats = felix_cls_flower_stats,
+ .port_setup_tc = felix_port_setup_tc,
};
static struct felix_info *felix_instance_tbl[] = {
@@ -743,6 +822,11 @@ static int felix_pci_probe(struct pci_dev *pdev,
struct felix *felix;
int err;
+ if (pdev->dev.of_node && !of_device_is_available(pdev->dev.of_node)) {
+ dev_info(&pdev->dev, "device is disabled, skipping\n");
+ return -ENODEV;
+ }
+
err = pci_enable_device(pdev);
if (err) {
dev_err(&pdev->dev, "device enable failed\n");
@@ -794,6 +878,7 @@ static int felix_pci_probe(struct pci_dev *pdev,
ds->dev = &pdev->dev;
ds->num_ports = felix->info->num_ports;
+ ds->num_tx_queues = felix->info->num_tx_queues;
ds->ops = &felix_switch_ops;
ds->priv = ocelot;
felix->ds = ds;
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-26 08:39:34 +0100