| 1 |
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| 2 | #ifndef _ASM_SIMD_H
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| 3 | #define _ASM_SIMD_H
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| 4 |
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| 5 | #include <linux/cleanup.h>
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| 6 | #include <linux/compiler_attributes.h>
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| 7 | #include <linux/preempt.h>
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| 8 | #include <linux/types.h>
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| 9 |
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| 10 | #include <asm/neon.h>
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| 11 |
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| 12 | static __must_check inline bool may_use_simd(void)
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| 13 | {
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| 14 | return IS_ENABLED(CONFIG_KERNEL_MODE_NEON) && !in_hardirq()
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| 15 | && !irqs_disabled();
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| 16 | }
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| 17 |
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| 18 | DEFINE_LOCK_GUARD_0(ksimd, kernel_neon_begin(), kernel_neon_end())
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| 19 |
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| 20 | #define scoped_ksimd() scoped_guard(ksimd)
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| 21 |
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| 22 | #endif
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