[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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