mirror of
https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git
synced 2026-10-28 13:55:08 +03:00
0acc1fb29e
The enum itself should just define direction settings, it's the functions that use it that should refer to hogging. Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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/* SPDX-FileCopyrightText: 2021-2022 Bartosz Golaszewski <brgl@bgdev.pl> */
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#ifndef __GPIOD_GPIOSIM_H__
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#define __GPIOD_GPIOSIM_H__
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#include <stdbool.h>
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct gpiosim_ctx;
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struct gpiosim_dev;
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struct gpiosim_bank;
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enum gpiosim_value {
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GPIOSIM_VALUE_ERROR = -1,
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GPIOSIM_VALUE_INACTIVE = 0,
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GPIOSIM_VALUE_ACTIVE = 1,
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};
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enum gpiosim_pull {
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GPIOSIM_PULL_ERROR = -1,
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GPIOSIM_PULL_DOWN = 1,
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GPIOSIM_PULL_UP,
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};
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enum gpiosim_direction {
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GPIOSIM_DIRECTION_INPUT = 1,
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GPIOSIM_DIRECTION_OUTPUT_HIGH,
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GPIOSIM_DIRECTION_OUTPUT_LOW,
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};
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struct gpiosim_ctx *gpiosim_ctx_new(void);
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struct gpiosim_ctx *gpiosim_ctx_ref(struct gpiosim_ctx *ctx);
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void gpiosim_ctx_unref(struct gpiosim_ctx *ctx);
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struct gpiosim_dev *gpiosim_dev_new(struct gpiosim_ctx *ctx);
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struct gpiosim_dev *gpiosim_dev_ref(struct gpiosim_dev *dev);
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void gpiosim_dev_unref(struct gpiosim_dev *dev);
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struct gpiosim_ctx *gpiosim_dev_get_ctx(struct gpiosim_dev *dev);
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const char *gpiosim_dev_get_name(struct gpiosim_dev *dev);
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int gpiosim_dev_enable(struct gpiosim_dev *dev);
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int gpiosim_dev_disable(struct gpiosim_dev *dev);
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bool gpiosim_dev_is_live(struct gpiosim_dev *dev);
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struct gpiosim_bank *gpiosim_bank_new(struct gpiosim_dev *dev);
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struct gpiosim_bank *gpiosim_bank_ref(struct gpiosim_bank *bank);
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void gpiosim_bank_unref(struct gpiosim_bank *bank);
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struct gpiosim_dev *gpiosim_bank_get_dev(struct gpiosim_bank *bank);
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const char *gpiosim_bank_get_chip_name(struct gpiosim_bank *bank);
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const char *gpiosim_bank_get_dev_path(struct gpiosim_bank *bank);
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int gpiosim_bank_set_label(struct gpiosim_bank *bank, const char *label);
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int gpiosim_bank_set_num_lines(struct gpiosim_bank *bank, size_t num_lines);
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int gpiosim_bank_set_line_name(struct gpiosim_bank *bank,
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unsigned int offset, const char *name);
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int gpiosim_bank_hog_line(struct gpiosim_bank *bank, unsigned int offset,
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const char *name, enum gpiosim_direction direction);
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int gpiosim_bank_clear_hog(struct gpiosim_bank *bank, unsigned int offset);
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enum gpiosim_value
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gpiosim_bank_get_value(struct gpiosim_bank *bank, unsigned int offset);
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enum gpiosim_pull
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gpiosim_bank_get_pull(struct gpiosim_bank *bank, unsigned int offset);
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int gpiosim_bank_set_pull(struct gpiosim_bank *bank,
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unsigned int offset, enum gpiosim_pull pull);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* __GPIOD_GPIOSIM_H__ */
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