/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include const struct gpio_operations *dev_get_gpio_ops(struct device *dev) { if (!dev) { printk(BIOS_ERR, "Could not get gpio operations, device is NULL."); return NULL; } else if (!dev->ops) { printk(BIOS_ERR, "Could not get gpio operations, dev->ops is NULL."); return NULL; } else if (!dev->ops->ops_gpio) { printk(BIOS_ERR, "Could not get gpio operations, ops_gpio is NULL."); return NULL; } return dev->ops->ops_gpio; }