JFIF$        dd7 

Viewing File: /usr/src/kernels/5.14.0-570.32.1.el9_6.x86_64/include/linux/extcon-provider.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * External Connector (extcon) framework
 * - linux/include/linux/extcon-provider.h for extcon provider device driver.
 *
 * Copyright (C) 2017 Samsung Electronics
 * Author: Chanwoo Choi <cw00.choi@samsung.com>
 */

#ifndef __LINUX_EXTCON_PROVIDER_H__
#define __LINUX_EXTCON_PROVIDER_H__

#include <linux/extcon.h>

struct extcon_dev;

#if IS_ENABLED(CONFIG_EXTCON)

/* Following APIs register/unregister the extcon device. */
int extcon_dev_register(struct extcon_dev *edev);
void extcon_dev_unregister(struct extcon_dev *edev);
int devm_extcon_dev_register(struct device *dev,
				struct extcon_dev *edev);
void devm_extcon_dev_unregister(struct device *dev,
				struct extcon_dev *edev);

/* Following APIs allocate/free the memory of the extcon device. */
struct extcon_dev *extcon_dev_allocate(const unsigned int *cable);
void extcon_dev_free(struct extcon_dev *edev);
struct extcon_dev *devm_extcon_dev_allocate(struct device *dev,
				const unsigned int *cable);
void devm_extcon_dev_free(struct device *dev, struct extcon_dev *edev);

/* Synchronize the state and property value for each external connector. */
int extcon_sync(struct extcon_dev *edev, unsigned int id);

/*
 * Following APIs set the connected state of each external connector.
 * The 'id' argument indicates the defined external connector.
 */
int extcon_set_state(struct extcon_dev *edev, unsigned int id,
				bool state);
int extcon_set_state_sync(struct extcon_dev *edev, unsigned int id,
				bool state);

/*
 * Following APIs set the property of each external connector.
 * The 'id' argument indicates the defined external connector
 * and the 'prop' indicates the extcon property.
 *
 * And extcon_set_property_capability() set the capability of the property
 * for each external connector. They are used to set the capability of the
 * property of each external connector based on the id and property.
 */
int extcon_set_property(struct extcon_dev *edev, unsigned int id,
				unsigned int prop,
				union extcon_property_value prop_val);
int extcon_set_property_sync(struct extcon_dev *edev, unsigned int id,
				unsigned int prop,
				union extcon_property_value prop_val);
int extcon_set_property_capability(struct extcon_dev *edev,
				unsigned int id, unsigned int prop);

#else /* CONFIG_EXTCON */
static inline int extcon_dev_register(struct extcon_dev *edev)
{
	return 0;
}

static inline void extcon_dev_unregister(struct extcon_dev *edev) { }

static inline int devm_extcon_dev_register(struct device *dev,
				struct extcon_dev *edev)
{
	return -EINVAL;
}

static inline void devm_extcon_dev_unregister(struct device *dev,
				struct extcon_dev *edev) { }

static inline struct extcon_dev *extcon_dev_allocate(const unsigned int *cable)
{
	return ERR_PTR(-ENOSYS);
}

static inline void extcon_dev_free(struct extcon_dev *edev) { }

static inline struct extcon_dev *devm_extcon_dev_allocate(struct device *dev,
				const unsigned int *cable)
{
	return ERR_PTR(-ENOSYS);
}

static inline void devm_extcon_dev_free(struct extcon_dev *edev) { }


static inline int extcon_set_state(struct extcon_dev *edev, unsigned int id,
				bool state)
{
	return 0;
}

static inline int extcon_set_state_sync(struct extcon_dev *edev, unsigned int id,
				bool state)
{
	return 0;
}

static inline int extcon_sync(struct extcon_dev *edev, unsigned int id)
{
	return 0;
}

static inline int extcon_set_property(struct extcon_dev *edev, unsigned int id,
				unsigned int prop,
				union extcon_property_value prop_val)
{
	return 0;
}

static inline int extcon_set_property_sync(struct extcon_dev *edev,
				unsigned int id, unsigned int prop,
				union extcon_property_value prop_val)
{
	return 0;
}

static inline int extcon_set_property_capability(struct extcon_dev *edev,
				unsigned int id, unsigned int prop)
{
	return 0;
}
#endif /* CONFIG_EXTCON */
#endif /* __LINUX_EXTCON_PROVIDER_H__ */
Back to Directory  nL+D550H?Mx ,D"v]qv;6*Zqn)ZP0!1 A "#a$2Qr D8 a Ri[f\mIykIw0cuFcRı?lO7к_f˓[C$殷WF<_W ԣsKcëIzyQy/_LKℂ;C",pFA:/]=H  ~,ls/9ć:[=/#f;)x{ٛEQ )~ =𘙲r*2~ a _V=' kumFD}KYYC)({ *g&f`툪ry`=^cJ.I](*`wq1dđ#̩͑0;H]u搂@:~וKL Nsh}OIR*8:2 !lDJVo(3=M(zȰ+i*NAr6KnSl)!JJӁ* %݉?|D}d5:eP0R;{$X'xF@.ÊB {,WJuQɲRI;9QE琯62fT.DUJ;*cP A\ILNj!J۱+O\͔]ޒS߼Jȧc%ANolՎprULZԛerE2=XDXgVQeӓk yP7U*omQIs,K`)6\G3t?pgjrmۛجwluGtfh9uyP0D;Uڽ"OXlif$)&|ML0Zrm1[HXPlPR0'G=i2N+0e2]]9VTPO׮7h(F*癈'=QVZDF,d߬~TX G[`le69CR(!S2!P <0x<!1AQ "Raq02Br#SCTb ?Ζ"]mH5WR7k.ۛ!}Q~+yԏz|@T20S~Kek *zFf^2X*(@8r?CIuI|֓>^ExLgNUY+{.RѪ τV׸YTD I62'8Y27'\TP.6d&˦@Vqi|8-OΕ]ʔ U=TL8=;6c| !qfF3aů&~$l}'NWUs$Uk^SV:U# 6w++s&r+nڐ{@29 gL u"TÙM=6(^"7r}=6YݾlCuhquympǦ GjhsǜNlɻ}o7#S6aw4!OSrD57%|?x>L |/nD6?/8w#[)L7+6〼T ATg!%5MmZ/c-{1_Je"|^$'O&ޱմTrb$w)R$& N1EtdU3Uȉ1pM"N*(DNyd96.(jQ)X 5cQɎMyW?Q*!R>6=7)Xj5`J]e8%t!+'!1Q5 !1 AQaqё#2"0BRb?Gt^## .llQT $v,,m㵜5ubV =sY+@d{N! dnO<.-B;_wJt6;QJd.Qc%p{ 1,sNDdFHI0ГoXшe黅XۢF:)[FGXƹ/w_cMeD,ʡcc.WDtA$j@:) -# u c1<@ۗ9F)KJ-hpP]_x[qBlbpʖw q"LFGdƶ*s+ډ_Zc"?%t[IP 6J]#=ɺVvvCGsGh1 >)6|ey?Lӣm,4GWUi`]uJVoVDG< SB6ϏQ@ TiUlyOU0kfV~~}SZ@*WUUi##; s/[=!7}"WN]'(L! ~y5g9T̅JkbM' +s:S +B)v@Mj e Cf jE 0Y\QnzG1д~Wo{T9?`Rmyhsy3!HAD]mc1~2LSu7xT;j$`}4->L#vzŏILS ֭T{rjGKC;bpU=-`BsK.SFw4Mq]ZdHS0)tLg