18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ci#include <linux/hardirq.h> 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ci/* 68c2ecf20Sopenharmony_ci * may_use_simd - whether it is allowable at this time to issue SIMD 78c2ecf20Sopenharmony_ci * instructions or access the SIMD register file 88c2ecf20Sopenharmony_ci * 98c2ecf20Sopenharmony_ci * As architectures typically don't preserve the SIMD register file when 108c2ecf20Sopenharmony_ci * taking an interrupt, !in_interrupt() should be a reasonable default. 118c2ecf20Sopenharmony_ci */ 128c2ecf20Sopenharmony_cistatic __must_check inline bool may_use_simd(void) 138c2ecf20Sopenharmony_ci{ 148c2ecf20Sopenharmony_ci return !in_interrupt(); 158c2ecf20Sopenharmony_ci} 16