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>
28 lines
448 B
C
28 lines
448 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Copyright (C) 2023 SiFive
|
|
*/
|
|
|
|
#ifndef __ASM_FPU_H
|
|
#define __ASM_FPU_H
|
|
|
|
#include <linux/preempt.h>
|
|
#include <asm/neon.h>
|
|
|
|
#define kernel_fpu_available() cpu_has_neon()
|
|
|
|
static inline void kernel_fpu_begin(void)
|
|
{
|
|
BUG_ON(!in_task());
|
|
preempt_disable();
|
|
kernel_neon_begin(NULL);
|
|
}
|
|
|
|
static inline void kernel_fpu_end(void)
|
|
{
|
|
kernel_neon_end(NULL);
|
|
preempt_enable();
|
|
}
|
|
|
|
#endif /* ! __ASM_FPU_H */
|