Files
cubelinux-kernel/drivers/firmware/arm_scmi/quirks.h
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
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>
2026-02-19 16:33:27 +01:00

53 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* System Control and Management Interface (SCMI) Message Protocol Quirks
*
* Copyright (C) 2025 ARM Ltd.
*/
#ifndef _SCMI_QUIRKS_H
#define _SCMI_QUIRKS_H
#include <linux/static_key.h>
#include <linux/types.h>
#ifdef CONFIG_ARM_SCMI_QUIRKS
#define DECLARE_SCMI_QUIRK(_qn) \
DECLARE_STATIC_KEY_FALSE(scmi_quirk_ ## _qn)
/*
* A helper to associate the actual code snippet to use as a quirk
* named as _qn.
*/
#define SCMI_QUIRK(_qn, _blk) \
do { \
if (static_branch_unlikely(&(scmi_quirk_ ## _qn))) \
(_blk); \
} while (0)
void scmi_quirks_initialize(void);
void scmi_quirks_enable(struct device *dev, const char *vend,
const char *subv, const u32 impl);
#else
#define DECLARE_SCMI_QUIRK(_qn)
/* Force quirks compilation even when SCMI Quirks are disabled */
#define SCMI_QUIRK(_qn, _blk) \
do { \
if (0) \
(_blk); \
} while (0)
static inline void scmi_quirks_initialize(void) { }
static inline void scmi_quirks_enable(struct device *dev, const char *vend,
const char *sub_vend, const u32 impl) { }
#endif /* CONFIG_ARM_SCMI_QUIRKS */
/* Quirk delarations */
DECLARE_SCMI_QUIRK(clock_rates_triplet_out_of_spec);
DECLARE_SCMI_QUIRK(perf_level_get_fc_force);
#endif /* _SCMI_QUIRKS_H */