| Message ID | 20200318011144.91532-9-atish.patra@wdc.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add support for SBI v0.2 and CPU hotplug | expand |
On Wed, Mar 18, 2020 at 9:12 AM Atish Patra <atish.patra@wdc.com> wrote: > > All SBI related extensions will not be implemented in sbi.c to avoid > bloating. Thus, sbi_err_map_linux_errno() will be used in other files > implementing that specific extension. > > Export the function so that it can be used later. > > Signed-off-by: Atish Patra <atish.patra@wdc.com> > Reviewed-by: Anup Patel <anup.patel@wdc.com> > --- > arch/riscv/include/asm/sbi.h | 2 ++ > arch/riscv/kernel/sbi.c | 3 ++- > 2 files changed, 4 insertions(+), 1 deletion(-) > Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index 29ce2c494386..2bbfd6bada93 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -130,6 +130,8 @@ static inline unsigned long sbi_minor_version(void) { return sbi_spec_version & SBI_SPEC_VERSION_MINOR_MASK; } + +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); diff --git a/arch/riscv/kernel/sbi.c b/arch/riscv/kernel/sbi.c index 1cc0052e1b63..7c24da59bccf 100644 --- a/arch/riscv/kernel/sbi.c +++ b/arch/riscv/kernel/sbi.c @@ -46,7 +46,7 @@ struct sbiret sbi_ecall(int ext, int fid, unsigned long arg0, } EXPORT_SYMBOL(sbi_ecall); -static int sbi_err_map_linux_errno(int err) +int sbi_err_map_linux_errno(int err) { switch (err) { case SBI_SUCCESS: @@ -63,6 +63,7 @@ static int sbi_err_map_linux_errno(int err) return -ENOTSUPP; }; } +EXPORT_SYMBOL(sbi_err_map_linux_errno); #ifdef CONFIG_RISCV_SBI_V01 /**