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kernel: refresh swconfig_leds to handle new trigger locking 

Refresh swconfig_leds source to handle new trigger locking that is now a
spinlock.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
This commit is contained in:
Christian Marangi 2022-10-20 02:20:17 +02:00
parent 5f987b84ef
commit fb6de77a82
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GPG Key ID: AC001D09ADBFEAD7
1 changed files with 16 additions and 0 deletions
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16
target/linux/generic/files/drivers/net/phy/swconfig_leds.c
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@ -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