From: Christian Marangi <ansuels...@gmail.com>
Refresh swconfig_leds source to handle new trigger locking that is now a
spinlock.
Signed-off-by: Christian Marangi <ansuels...@gmail.com>
---
.../files/drivers/net/phy/swconfig_leds.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/target/linux/generic/files/drivers/net/phy/swconfig_leds.c
b/target/linux/generic/files/drivers/net/phy/swconfig_leds.c
index df53e5cd4a21..1d309c046c8d 100644
--- a/target/linux/generic/files/drivers/net/phy/swconfig_leds.c
+++ b/target/linux/generic/files/drivers/net/phy/swconfig_leds.c
@@ -85,7 +85,11 @@ swconfig_trig_update_port_mask(struct led_trigger *trigger)
sw_trig = (void *) trigger;
port_mask = 0;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,16,0)
+ spin_lock(&trigger->leddev_list_lock);
+#else
read_lock(&trigger->leddev_list_lock);
+#endif
list_for_each(entry, &trigger->led_cdevs) {
struct led_classdev *led_cdev;
struct swconfig_trig_data *trig_data;
@@ -98,7 +102,11 @@ swconfig_trig_update_port_mask(struct led_trigger *trigger)
read_unlock(&trig_data->lock);
}
}
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,16,0)
+ spin_unlock(&trigger->leddev_list_lock);
+#else
read_unlock(&trigger->leddev_list_lock);
+#endif
sw_trig->port_mask = port_mask;
@@ -418,14 +426,22 @@ swconfig_trig_update_leds(struct switch_led_trigger
*sw_trig)
struct led_trigger *trigger;
trigger = &sw_trig->trig;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,16,0)
+ spin_lock(&trigger->leddev_list_lock);
+#else
read_lock(&trigger->leddev_list_lock);
+#endif
list_for_each(entry, &trigger->led_cdevs) {
struct led_classdev *led_cdev;
led_cdev = list_entry(entry, struct led_classdev, trig_list);
swconfig_trig_led_event(sw_trig, led_cdev);
}
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,16,0)
+ spin_unlock(&trigger->leddev_list_lock);
+#else
read_unlock(&trigger->leddev_list_lock);
+#endif
}
static void
--
2.40.1
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