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Date: Thu, 24 Sep 2020 09:57:46 +0800 From: Xiaoliang Yang <xiaoliang.yang_1@....com> To: xiaoliang.yang_1@....com, davem@...emloft.net, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, allan.nielsen@...rochip.com, joergen.andreasen@...rochip.com, UNGLinuxDriver@...rochip.com, alexandru.marginean@....com, po.liu@....com, claudiu.manoil@....com, vladimir.oltean@....com, leoyang.li@....com Subject: [net] net: dsa: felix: convert TAS link speed based on phylink speed 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: de143c0e274b ("net: dsa: felix: Configure Time-Aware Scheduler via taprio offload") Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@....com> Reviewed-by: Vladimir Oltean <vladimir.oltean@....com> --- drivers/net/dsa/ocelot/felix_vsc9959.c | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 6855c94256f8..36db631a55e6 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -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); } -- 2.17.1
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