[PATCH 2/2] riscv: sbi: Move sbi_probe_extension() out of CONFIG_SBI_V01
Bin Meng
bmeng.cn at gmail.com
Wed May 27 11:04:53 CEST 2020
From: Bin Meng <bin.meng at windriver.com>
sbi_probe_extension() is an API defined in SBI v0.2, not v0.1.
Fixes 7e249bc13aaf: ("riscv: Move all SMP related SBI calls to SBI_v01")
Signed-off-by: Bin Meng <bin.meng at windriver.com>
---
arch/riscv/lib/sbi.c | 37 +++++++++++++++++++------------------
1 file changed, 19 insertions(+), 18 deletions(-)
diff --git a/arch/riscv/lib/sbi.c b/arch/riscv/lib/sbi.c
index f298846..8fbc238 100644
--- a/arch/riscv/lib/sbi.c
+++ b/arch/riscv/lib/sbi.c
@@ -53,6 +53,25 @@ void sbi_set_timer(uint64_t stime_value)
#endif
}
+/**
+ * sbi_probe_extension() - Check if an SBI extension ID is supported or not.
+ * @extid: The extension ID to be probed.
+ *
+ * Return: Extension specific nonzero value f yes, -ENOTSUPP otherwise.
+ */
+int sbi_probe_extension(int extid)
+{
+ struct sbiret ret;
+
+ ret = sbi_ecall(SBI_EXT_BASE, SBI_EXT_BASE_PROBE_EXT, extid,
+ 0, 0, 0, 0, 0);
+ if (!ret.error)
+ if (ret.value)
+ return ret.value;
+
+ return -ENOTSUPP;
+}
+
#ifdef CONFIG_SBI_V01
/**
@@ -162,22 +181,4 @@ void sbi_remote_sfence_vma_asid(const unsigned long *hart_mask,
(unsigned long)hart_mask, start, size, asid, 0, 0);
}
-/**
- * sbi_probe_extension() - Check if an SBI extension ID is supported or not.
- * @extid: The extension ID to be probed.
- *
- * Return: Extension specific nonzero value f yes, -ENOTSUPP otherwise.
- */
-int sbi_probe_extension(int extid)
-{
- struct sbiret ret;
-
- ret = sbi_ecall(SBI_EXT_BASE, SBI_EXT_BASE_PROBE_EXT, extid,
- 0, 0, 0, 0, 0);
- if (!ret.error)
- if (ret.value)
- return ret.value;
-
- return -ENOTSUPP;
-}
#endif /* CONFIG_SBI_V01 */
--
2.7.4
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