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authorKefeng Wang <wangkefeng.wang@huawei.com>2020-11-26 10:40:38 +0800
committerPalmer Dabbelt <palmerdabbelt@google.com>2021-01-07 17:19:17 -0800
commit641e8cd2cbf0451e118fca33d5db10124dd87458 (patch)
treea51c0c5752fe9b700e2fbe14ade95d6369b7b8ae /arch/riscv/include/asm
parente71ba9452f0b5b2e8dc8aa5445198cd9214a6a62 (diff)
downloadlinux-641e8cd2cbf0451e118fca33d5db10124dd87458.tar.gz
riscv: Cleanup sbi function stubs when RISCV_SBI disabled
Fix sbi_init() function declaration mismatch between RISCV_SBI enable and disable, as it always returned 0, make it void function. Drop some stubs which won't be used if RISCV_SBI disabled. Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Reviewed-by: Atish Patra <atish.patra@wdc.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch/riscv/include/asm')
-rw-r--r--arch/riscv/include/asm/sbi.h10
1 files changed, 3 insertions, 7 deletions
diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h
index 653edb25d495..99dc77ba8e43 100644
--- a/arch/riscv/include/asm/sbi.h
+++ b/arch/riscv/include/asm/sbi.h
@@ -89,7 +89,7 @@ struct sbiret {
long value;
};
-int sbi_init(void);
+void sbi_init(void);
struct sbiret sbi_ecall(int ext, int fid, unsigned long arg0,
unsigned long arg1, unsigned long arg2,
unsigned long arg3, unsigned long arg4,
@@ -147,11 +147,7 @@ static inline unsigned long sbi_minor_version(void)
int sbi_err_map_linux_errno(int err);
#else /* CONFIG_RISCV_SBI */
-/* stubs for code that is only reachable under IS_ENABLED(CONFIG_RISCV_SBI): */
-void sbi_set_timer(uint64_t stime_value);
-void sbi_clear_ipi(void);
-void sbi_send_ipi(const unsigned long *hart_mask);
-void sbi_remote_fence_i(const unsigned long *hart_mask);
-void sbi_init(void);
+static inline void sbi_remote_fence_i(const unsigned long *hart_mask) {}
+static inline void sbi_init(void) {}
#endif /* CONFIG_RISCV_SBI */
#endif /* _ASM_RISCV_SBI_H */