diff options
Diffstat (limited to 'arch/riscv/kernel/sbi.c')
| -rw-r--r-- | arch/riscv/kernel/sbi.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/arch/riscv/kernel/sbi.c b/arch/riscv/kernel/sbi.c index bae6ffdc6e7b..f4a7db3d309e 100644 --- a/arch/riscv/kernel/sbi.c +++ b/arch/riscv/kernel/sbi.c @@ -351,7 +351,7 @@ static int __sbi_rfence_v02(int fid, const unsigned long *hart_mask, * sbi_set_timer() - Program the timer for next timer event. * @stime_value: The value after which next timer event should fire. * - * Return: None + * Return: None. */ void sbi_set_timer(uint64_t stime_value) { @@ -362,11 +362,11 @@ void sbi_set_timer(uint64_t stime_value) * sbi_send_ipi() - Send an IPI to any hart. * @hart_mask: A cpu mask containing all the target harts. * - * Return: None + * Return: 0 on success, appropriate linux error code otherwise. */ -void sbi_send_ipi(const unsigned long *hart_mask) +int sbi_send_ipi(const unsigned long *hart_mask) { - __sbi_send_ipi(hart_mask); + return __sbi_send_ipi(hart_mask); } EXPORT_SYMBOL(sbi_send_ipi); @@ -374,12 +374,12 @@ EXPORT_SYMBOL(sbi_send_ipi); * sbi_remote_fence_i() - Execute FENCE.I instruction on given remote harts. * @hart_mask: A cpu mask containing all the target harts. * - * Return: None + * Return: 0 on success, appropriate linux error code otherwise. */ -void sbi_remote_fence_i(const unsigned long *hart_mask) +int sbi_remote_fence_i(const unsigned long *hart_mask) { - __sbi_rfence(SBI_EXT_RFENCE_REMOTE_FENCE_I, - hart_mask, 0, 0, 0, 0); + return __sbi_rfence(SBI_EXT_RFENCE_REMOTE_FENCE_I, + hart_mask, 0, 0, 0, 0); } EXPORT_SYMBOL(sbi_remote_fence_i); @@ -390,14 +390,14 @@ EXPORT_SYMBOL(sbi_remote_fence_i); * @start: Start of the virtual address * @size: Total size of the virtual address range. * - * Return: None + * Return: 0 on success, appropriate linux error code otherwise. */ -void sbi_remote_sfence_vma(const unsigned long *hart_mask, +int sbi_remote_sfence_vma(const unsigned long *hart_mask, unsigned long start, unsigned long size) { - __sbi_rfence(SBI_EXT_RFENCE_REMOTE_SFENCE_VMA, - hart_mask, start, size, 0, 0); + return __sbi_rfence(SBI_EXT_RFENCE_REMOTE_SFENCE_VMA, + hart_mask, start, size, 0, 0); } EXPORT_SYMBOL(sbi_remote_sfence_vma); @@ -410,15 +410,15 @@ EXPORT_SYMBOL(sbi_remote_sfence_vma); * @size: Total size of the virtual address range. * @asid: The value of address space identifier (ASID). * - * Return: None + * Return: 0 on success, appropriate linux error code otherwise. */ -void sbi_remote_sfence_vma_asid(const unsigned long *hart_mask, +int sbi_remote_sfence_vma_asid(const unsigned long *hart_mask, unsigned long start, unsigned long size, unsigned long asid) { - __sbi_rfence(SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID, - hart_mask, start, size, asid, 0); + return __sbi_rfence(SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID, + hart_mask, start, size, asid, 0); } EXPORT_SYMBOL(sbi_remote_sfence_vma_asid); |