[PATCH v5 3/7] lib: sbi: pmu: Remove unnecessary probe function

[Andrew Jones]

The absence of a probe implementation means that the extension is
always available. Remove the implementation for the PMU extension,
which does no checking, and indeed even has a comment saying it's
always available.

Signed-off-by: Andrew Jones <ajones at ventanamicro.com>
---
 lib/sbi/sbi_ecall_pmu.c | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/lib/sbi/sbi_ecall_pmu.c b/lib/sbi/sbi_ecall_pmu.c
index b0589d0ecfa1..1d5d512eeed7 100644
--- a/lib/sbi/sbi_ecall_pmu.c
+++ b/lib/sbi/sbi_ecall_pmu.c
@@ -81,13 +81,6 @@ static int sbi_ecall_pmu_handler(unsigned long extid, unsigned long funcid,
 	return ret;
 }
 
-static int sbi_ecall_pmu_probe(unsigned long extid, unsigned long *out_val)
-{
-	/* PMU extension is always enabled */
-	*out_val = 1;
-	return 0;
-}
-
 struct sbi_ecall_extension ecall_pmu;
 
 static int sbi_ecall_pmu_register_extensions(void)
@@ -99,6 +92,5 @@ struct sbi_ecall_extension ecall_pmu = {
 	.extid_start		= SBI_EXT_PMU,
 	.extid_end		= SBI_EXT_PMU,
 	.register_extensions	= sbi_ecall_pmu_register_extensions,
-	.probe			= sbi_ecall_pmu_probe,
 	.handle			= sbi_ecall_pmu_handler,
 };
-- 
2.40.0