On Mon, 19 Jun 2023, Christian Marangi wrote: > Add additional modes for specific link speed. Use ethtool APIs to get the > current link speed and enable the LED accordingly. Under netdev event > handler the rtnl lock is already held and is not needed to be set to > access ethtool APIs. > > This is especially useful for PHY and Switch that supports LEDs hw > control for specific link speed. (example scenario a PHY that have 2 LED > connected one green and one orange where the green is turned on with > 1000mbps speed and orange is turned on with 10mpbs speed) > > On mode set from sysfs we check if we have enabled split link speed mode > and reject enabling generic link mode to prevent wrong and redundant > configuration. > > Rework logic on the set baseline state to support these new modes to > select if we need to turn on or off the LED. > > Add additional modes: > - link_10: Turn on LED when link speed is 10mbps > - link_100: Turn on LED when link speed is 100mbps > - link_1000: Turn on LED when link speed is 1000mbps > > Signed-off-by: Christian Marangi <ansuelsmth@xxxxxxxxx> > Reviewed-by: Andrew Lunn <andrew@xxxxxxx> > --- > drivers/leds/trigger/ledtrig-netdev.c | 80 +++++++++++++++++++++++---- > include/linux/leds.h | 3 + > 2 files changed, 73 insertions(+), 10 deletions(-) Acked-by: Lee Jones <lee@xxxxxxxxxx> -- Lee Jones [李琼斯]
