1 /* SPDX-License-Identifier: GPL-2.0 */
3  * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
16 	u32 flags = CSR_CRMD_IE;  in arch_local_irq_enable()  local
17 	register u32 mask asm("t0") = CSR_CRMD_IE;  in arch_local_irq_enable()
20 		"csrxchg %[val], %[mask], %[reg]\n\t"  in arch_local_irq_enable()
21 		: [val] "+r" (flags)  in arch_local_irq_enable()
22 		: [mask] "r" (mask), [reg] "i" (LOONGARCH_CSR_CRMD)  in arch_local_irq_enable()
28 	u32 flags = 0;  in arch_local_irq_disable()  local
29 	register u32 mask asm("t0") = CSR_CRMD_IE;  in arch_local_irq_disable()
32 		"csrxchg %[val], %[mask], %[reg]\n\t"  in arch_local_irq_disable()
33 		: [val] "+r" (flags)  in arch_local_irq_disable()
34 		: [mask] "r" (mask), [reg] "i" (LOONGARCH_CSR_CRMD)  in arch_local_irq_disable()
40 	u32 flags = 0;  in arch_local_irq_save()  local
41 	register u32 mask asm("t0") = CSR_CRMD_IE;  in arch_local_irq_save()
44 		"csrxchg %[val], %[mask], %[reg]\n\t"  in arch_local_irq_save()
45 		: [val] "+r" (flags)  in arch_local_irq_save()
46 		: [mask] "r" (mask), [reg] "i" (LOONGARCH_CSR_CRMD)  in arch_local_irq_save()
48 	return flags;  in arch_local_irq_save()
51 static inline void arch_local_irq_restore(unsigned long flags)  in arch_local_irq_restore()  argument
53 	register u32 mask asm("t0") = CSR_CRMD_IE;  in arch_local_irq_restore()
56 		"csrxchg %[val], %[mask], %[reg]\n\t"  in arch_local_irq_restore()
57 		: [val] "+r" (flags)  in arch_local_irq_restore()
58 		: [mask] "r" (mask), [reg] "i" (LOONGARCH_CSR_CRMD)  in arch_local_irq_restore()
64 	u32 flags;  in arch_local_save_flags()  local
67 		: [val] "=r" (flags)  in arch_local_save_flags()
70 	return flags;  in arch_local_save_flags()
73 static inline int arch_irqs_disabled_flags(unsigned long flags)  in arch_irqs_disabled_flags()  argument
75 	return !(flags & CSR_CRMD_IE);  in arch_irqs_disabled_flags()