Re: [PATCH v2 3/4] gpio: siul2-s32g2: add NXP S32G2/S32G3 SoCs support
From: Markus Elfring <hidden>
Date: 2024-09-14 16:40:51
Also in:
linux-devicetree, linux-gpio, lkml
…
quoted hunk ↗ jump to hunk
+++ b/drivers/gpio/gpio-siul2-s32g2.c@@ -0,0 +1,581 @@
…
+static void siul2_gpio_set_direction(struct siul2_gpio_dev *dev,
+ unsigned int gpio, int dir)
+{
+ unsigned long flags;
+
+ raw_spin_lock_irqsave(&dev->lock, flags);…
+ raw_spin_unlock_irqrestore(&dev->lock, flags); +}
… Under which circumstances would you become interested to apply a statement like “guard(raw_spinlock_irqsave)(&dev->lock);”? https://elixir.bootlin.com/linux/v6.11-rc7/source/include/linux/spinlock.h#L551 Regards, Markus