tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Generic GPIO card-detect helper header
4 *
5 * Copyright (C) 2011, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
6 */
7
8#ifndef MMC_SLOT_GPIO_H
9#define MMC_SLOT_GPIO_H
10
11#include <linux/types.h>
12#include <linux/irqreturn.h>
13
14struct mmc_host;
15
16int mmc_gpio_get_ro(struct mmc_host *host);
17int mmc_gpio_get_cd(struct mmc_host *host);
18void mmc_gpio_set_cd_irq(struct mmc_host *host, int irq);
19int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id,
20 unsigned int idx, bool override_active_level,
21 unsigned int debounce);
22int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id,
23 unsigned int idx, unsigned int debounce);
24void mmc_gpio_set_cd_isr(struct mmc_host *host,
25 irqreturn_t (*isr)(int irq, void *dev_id));
26int mmc_gpio_set_cd_wake(struct mmc_host *host, bool on);
27void mmc_gpiod_request_cd_irq(struct mmc_host *host);
28bool mmc_can_gpio_cd(struct mmc_host *host);
29bool mmc_can_gpio_ro(struct mmc_host *host);
30
31#endif