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lib: sbi: pmu: Remove unnecessary probe function

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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@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Andrew Jones
2023-05-15 13:12:36 +02:00
committed by Anup Patel
parent e307ba7d46
commit 042f0c3ea2
1 changed files with 0 additions and 8 deletions
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8
lib/sbi/sbi_ecall_pmu.c
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@@ -81,13 +81,6 @@ static int sbi_ecall_pmu_handler(unsigned long extid, unsigned long funcid,
return ret; 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; struct sbi_ecall_extension ecall_pmu;
static int sbi_ecall_pmu_register_extensions(void) static int sbi_ecall_pmu_register_extensions(void)
@@ -99,6 +92,5 @@ struct sbi_ecall_extension ecall_pmu = {
.extid_start = SBI_EXT_PMU, .extid_start = SBI_EXT_PMU,
.extid_end = SBI_EXT_PMU, .extid_end = SBI_EXT_PMU,
.register_extensions = sbi_ecall_pmu_register_extensions, .register_extensions = sbi_ecall_pmu_register_extensions,
.probe = sbi_ecall_pmu_probe,
.handle = sbi_ecall_pmu_handler, .handle = sbi_ecall_pmu_handler,
}; };