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authorHans de Goede <hdegoede@redhat.com>2023-05-10 18:22:31 +0200
committerLee Jones <lee@kernel.org>2023-05-25 13:16:27 +0200
commite298d8a38b2341865f9feb04591aabb109e8bb13 (patch)
treef713d72e63db8f85c61635ca0cce46741fffa98a /net/mac80211/led.c
parentleds: Switch i2c drivers back to use .probe() (diff)
downloadlinux-e298d8a38b2341865f9feb04591aabb109e8bb13.tar.xz
linux-e298d8a38b2341865f9feb04591aabb109e8bb13.zip
leds: Change led_trigger_blink[_oneshot]() delay parameters to pass-by-value
led_blink_set[_oneshot]()'s delay_on and delay_off function parameters are pass by reference, so that hw-blink implementations can report back the actual achieved delays when the values have been rounded to something the hw supports. This is really only interesting for the sysfs API / the timer trigger. Other triggers don't really care about this and none of the callers of led_trigger_blink[_oneshot]() do anything with the returned delay values. Change the led_trigger_blink[_oneshot]() delay parameters to pass-by-value, there are 2 reasons for this: 1. led_cdev->blink_set() may sleep, while led_trigger_blink() may not. So on hw where led_cdev->blink_set() sleeps the call needs to be deferred to a workqueue, in which case the actual achieved delays are unknown (this is a preparation patch for the deferring). 2. Since the callers don't care about the actual achieved delays, allowing callers to directly pass a value leads to simpler code for most callers. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Jacek Anaszewski <jacek.anaszewski@gmail.com> Tested-by: Yauhen Kharuzhy <jekhor@gmail.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com> Acked-by: Florian Westphal <fw@strlen.de> Link: https://lore.kernel.org/r/20230510162234.291439-2-hdegoede@redhat.com Signed-off-by: Lee Jones <lee@kernel.org>
Diffstat (limited to 'net/mac80211/led.c')
-rw-r--r--net/mac80211/led.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/led.c b/net/mac80211/led.c
index 6de8d0ad5497..2dc732147e85 100644
--- a/net/mac80211/led.c
+++ b/net/mac80211/led.c
@@ -282,7 +282,7 @@ static void tpt_trig_timer(struct timer_list *t)
}
}
- led_trigger_blink(&local->tpt_led, &on, &off);
+ led_trigger_blink(&local->tpt_led, on, off);
}
const char *