Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright 2020 Samsung Electronics Co., Ltd.
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* Copyright 2020 Google LLC.
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* Copyright 2024 Linaro Ltd.
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*/
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#ifndef __EXYNOS_ACPM_PROTOCOL_H
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#define __EXYNOS_ACPM_PROTOCOL_H
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#include <linux/types.h>
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struct acpm_handle;
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struct device_node;
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struct acpm_dvfs_ops {
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int (*set_rate)(const struct acpm_handle *handle,
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unsigned int acpm_chan_id, unsigned int clk_id,
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unsigned long rate);
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unsigned long (*get_rate)(const struct acpm_handle *handle,
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unsigned int acpm_chan_id,
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unsigned int clk_id);
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};
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struct acpm_pmic_ops {
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int (*read_reg)(const struct acpm_handle *handle,
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unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
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u8 *buf);
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int (*bulk_read)(const struct acpm_handle *handle,
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unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
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u8 count, u8 *buf);
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int (*write_reg)(const struct acpm_handle *handle,
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unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
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u8 value);
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int (*bulk_write)(const struct acpm_handle *handle,
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unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
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u8 count, const u8 *buf);
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int (*update_reg)(const struct acpm_handle *handle,
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unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
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u8 value, u8 mask);
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};
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struct acpm_ops {
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struct acpm_dvfs_ops dvfs_ops;
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struct acpm_pmic_ops pmic_ops;
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};
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/**
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* struct acpm_handle - Reference to an initialized protocol instance
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* @ops:
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*/
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struct acpm_handle {
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struct acpm_ops ops;
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};
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struct device;
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#if IS_ENABLED(CONFIG_EXYNOS_ACPM_PROTOCOL)
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const struct acpm_handle *devm_acpm_get_by_node(struct device *dev,
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struct device_node *np);
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#else
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static inline const struct acpm_handle *devm_acpm_get_by_node(struct device *dev,
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struct device_node *np)
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{
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return NULL;
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}
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#endif
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#endif /* __EXYNOS_ACPM_PROTOCOL_H */
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