diff options
| author | Vladimir Oltean <vladimir.oltean@nxp.com> | 2022-06-28 17:52:35 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-07-01 07:18:15 +0300 |
| commit | 1c9017e44af2eee94b1001af18c401ae440ad77c (patch) | |
| tree | 8196891189dc6e253b8bdb251d46393dac440c62 | |
| parent | c7e5c423cb59caddbf296717af484dcbacd76a3f (diff) | |
| download | linux-1c9017e44af2eee94b1001af18c401ae440ad77c.tar.xz | |
net: dsa: felix: keep reference on entire tc-taprio config
In a future change we will need to remember the entire tc-taprio config
on all ports rather than just the base time, so use the
taprio_offload_get() helper function to replace ocelot_port->base_time
with ocelot_port->taprio.
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/dsa/ocelot/felix_vsc9959.c | 23 | ||||
| -rw-r--r-- | include/soc/mscc/ocelot.h | 5 |
2 files changed, 15 insertions, 13 deletions
diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 693cd6ffbace..12792362bbee 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -1210,6 +1210,9 @@ static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port, QSYS_TAG_CONFIG_INIT_GATE_STATE_M, QSYS_TAG_CONFIG, port); + taprio_offload_free(ocelot_port->taprio); + ocelot_port->taprio = NULL; + mutex_unlock(&ocelot->tas_lock); return 0; } @@ -1258,8 +1261,6 @@ static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port, QSYS_TAG_CONFIG_SCH_TRAFFIC_QUEUES_M, QSYS_TAG_CONFIG, port); - ocelot_port->base_time = taprio->base_time; - vsc9959_new_base_time(ocelot, taprio->base_time, taprio->cycle_time, &base_ts); ocelot_write(ocelot, base_ts.tv_nsec, QSYS_PARAM_CFG_REG_1); @@ -1282,6 +1283,10 @@ static int vsc9959_qos_port_tas_set(struct ocelot *ocelot, int port, ret = readx_poll_timeout(vsc9959_tas_read_cfg_status, ocelot, val, !(val & QSYS_TAS_PARAM_CFG_CTRL_CONFIG_CHANGE), 10, 100000); + if (ret) + goto err; + + ocelot_port->taprio = taprio_offload_get(taprio); err: mutex_unlock(&ocelot->tas_lock); @@ -1291,17 +1296,18 @@ err: static void vsc9959_tas_clock_adjust(struct ocelot *ocelot) { + struct tc_taprio_qopt_offload *taprio; struct ocelot_port *ocelot_port; struct timespec64 base_ts; - u64 cycletime; int port; u32 val; mutex_lock(&ocelot->tas_lock); for (port = 0; port < ocelot->num_phys_ports; port++) { - val = ocelot_read_rix(ocelot, QSYS_TAG_CONFIG, port); - if (!(val & QSYS_TAG_CONFIG_ENABLE)) + ocelot_port = ocelot->ports[port]; + taprio = ocelot_port->taprio; + if (!taprio) continue; ocelot_rmw(ocelot, @@ -1315,11 +1321,8 @@ static void vsc9959_tas_clock_adjust(struct ocelot *ocelot) QSYS_TAG_CONFIG_INIT_GATE_STATE_M, QSYS_TAG_CONFIG, port); - cycletime = ocelot_read(ocelot, QSYS_PARAM_CFG_REG_4); - ocelot_port = ocelot->ports[port]; - - vsc9959_new_base_time(ocelot, ocelot_port->base_time, - cycletime, &base_ts); + vsc9959_new_base_time(ocelot, taprio->base_time, + taprio->cycle_time, &base_ts); ocelot_write(ocelot, base_ts.tv_nsec, QSYS_PARAM_CFG_REG_1); ocelot_write(ocelot, lower_32_bits(base_ts.tv_sec), diff --git a/include/soc/mscc/ocelot.h b/include/soc/mscc/ocelot.h index 3737570116c3..ac151ecc7f19 100644 --- a/include/soc/mscc/ocelot.h +++ b/include/soc/mscc/ocelot.h @@ -670,6 +670,8 @@ struct ocelot_port { /* VLAN that untagged frames are classified to, on ingress */ const struct ocelot_bridge_vlan *pvid_vlan; + struct tc_taprio_qopt_offload *taprio; + phy_interface_t phy_mode; unsigned int ptp_skbs_in_flight; @@ -692,9 +694,6 @@ struct ocelot_port { int bridge_num; int speed; - - /* Store the AdminBaseTime of EST fetched from userspace. */ - s64 base_time; }; struct ocelot { |