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samples: bluetooth: iso_receive: Convert to new k_work API

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Converts the sample to the new k_work API, and introduces a blink
boolean to catch cancel failures.

Signed-off-by: Trond Einar Snekvik <Trond.Einar.Snekvik@nordicsemi.no>
This commit is contained in:
Trond Einar Snekvik 2021-05-06 10:08:51 +02:00 • committed by Kumar Gala
commit 1649f2fc4a
1 changed files with 17 additions and 7 deletions
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24
samples/bluetooth/iso_receive/src/main.c
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@ -45,16 +45,21 @@ static K_SEM_DEFINE(sem_big_sync_lost, 0, 1);
#define FLAGS DT_GPIO_FLAGS(LED0_NODE, gpios)
#define BLINK_ONOFF K_MSEC(500)
static struct device const *dev;
static struct k_delayed_work blink_work;
static bool led_is_on;
static struct device const *dev;
static struct k_work_delayable blink_work;
static bool led_is_on;
static bool blink;
static void blink_timeout(struct k_work *work)
{
if (!blink) {
return;
}
led_is_on = !led_is_on;
gpio_pin_set(dev, PIN, (int)led_is_on);
k_delayed_work_submit(&blink_work, BLINK_ONOFF);
k_work_schedule(&blink_work, BLINK_ONOFF);
}
#endif
@ -288,7 +293,7 @@ void main(void)
}
printk("done.\n");
k_delayed_work_init(&blink_work, blink_timeout);
k_work_init_delayable(&blink_work, blink_timeout);
#endif /* HAS_LED */
/* Initialize the Bluetooth Subsystem */
@ -320,8 +325,9 @@ void main(void)
#if defined(HAS_LED)
printk("Start blinking LED...\n");
led_is_on = false;
blink = true;
gpio_pin_set(dev, PIN, (int)led_is_on);
k_delayed_work_submit(&blink_work, BLINK_ONOFF);
k_work_reschedule(&blink_work, BLINK_ONOFF);
#endif /* HAS_LED */
printk("Waiting for periodic advertising...\n");
@ -417,7 +423,11 @@ big_sync_create:
#if defined(HAS_LED)
printk("Stop blinking LED.\n");
k_delayed_work_cancel(&blink_work);
blink = false;
/* If this fails, we'll exit early in the handler because blink
* is false.
*/
k_work_cancel_delayable(&blink_work);
/* Keep LED on */
led_is_on = true;