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net: dsa: felix: convert TAS link speed based on phylink speed

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state->speed holds a value of 10, 100, 1000 or 2500, but
QSYS_TAG_CONFIG_LINK_SPEED expects a value of 0, 1, 2, 3. So convert the
speed to a proper value.

Fixes: de143c0e27 ("net: dsa: felix: Configure Time-Aware Scheduler via taprio offload")
Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xiaoliang Yang 2020-09-24 09:57:46 +08:00 committed by David S. Miller
parent f68910a805
commit dba1e4660a
1 changed files with 21 additions and 1 deletions
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22
drivers/net/dsa/ocelot/felix_vsc9959.c
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@ -1284,8 +1284,28 @@ void vsc9959_mdio_bus_free(struct ocelot *ocelot)
static void vsc9959_sched_speed_set(struct ocelot *ocelot, int port,
u32 speed)
{
u8 tas_speed;
switch (speed) {
case SPEED_10:
tas_speed = OCELOT_SPEED_10;
break;
case SPEED_100:
tas_speed = OCELOT_SPEED_100;
break;
case SPEED_1000:
tas_speed = OCELOT_SPEED_1000;
break;
case SPEED_2500:
tas_speed = OCELOT_SPEED_2500;
break;
default:
tas_speed = OCELOT_SPEED_1000;
break;
}
ocelot_rmw_rix(ocelot,
QSYS_TAG_CONFIG_LINK_SPEED(speed),
QSYS_TAG_CONFIG_LINK_SPEED(tas_speed),
QSYS_TAG_CONFIG_LINK_SPEED_M,
QSYS_TAG_CONFIG, port);
}