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>
48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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#ifndef I2C_HID_H
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#define I2C_HID_H
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#include <linux/i2c.h>
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#ifdef CONFIG_DMI
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struct i2c_hid_desc *i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name);
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char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name,
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unsigned int *size);
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u32 i2c_hid_get_dmi_quirks(const u16 vendor, const u16 product);
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#else
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static inline struct i2c_hid_desc
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*i2c_hid_get_dmi_i2c_hid_desc_override(uint8_t *i2c_name)
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{ return NULL; }
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static inline char *i2c_hid_get_dmi_hid_report_desc_override(uint8_t *i2c_name,
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unsigned int *size)
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{ return NULL; }
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static inline u32 i2c_hid_get_dmi_quirks(const u16 vendor, const u16 product)
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{ return 0; }
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#endif
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/**
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* struct i2chid_ops - Ops provided to the core.
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*
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* @power_up: do sequencing to power up the device.
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* @power_down: do sequencing to power down the device.
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* @shutdown_tail: called at the end of shutdown.
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* @restore_sequence: hibernation restore sequence.
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*/
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struct i2chid_ops {
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int (*power_up)(struct i2chid_ops *ops);
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void (*power_down)(struct i2chid_ops *ops);
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void (*shutdown_tail)(struct i2chid_ops *ops);
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void (*restore_sequence)(struct i2chid_ops *ops);
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};
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int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops,
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u16 hid_descriptor_address, u32 quirks);
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void i2c_hid_core_remove(struct i2c_client *client);
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void i2c_hid_core_shutdown(struct i2c_client *client);
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extern const struct dev_pm_ops i2c_hid_core_pm;
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#endif
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