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Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
31 lines
984 B
C
31 lines
984 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Generic GPIO card-detect helper header
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*
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* Copyright (C) 2011, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
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*/
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#ifndef MMC_SLOT_GPIO_H
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#define MMC_SLOT_GPIO_H
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#include <linux/types.h>
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#include <linux/irqreturn.h>
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struct mmc_host;
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int mmc_gpio_get_ro(struct mmc_host *host);
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int mmc_gpio_get_cd(struct mmc_host *host);
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int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id,
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unsigned int idx, bool override_active_level,
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unsigned int debounce, bool *gpio_invert);
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int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id,
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unsigned int idx,
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unsigned int debounce, bool *gpio_invert);
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void mmc_gpio_set_cd_isr(struct mmc_host *host,
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irqreturn_t (*isr)(int irq, void *dev_id));
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int mmc_gpio_set_cd_wake(struct mmc_host *host, bool on);
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void mmc_gpiod_request_cd_irq(struct mmc_host *host);
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bool mmc_can_gpio_cd(struct mmc_host *host);
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bool mmc_can_gpio_ro(struct mmc_host *host);
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#endif
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