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From 341844c7e06afccd64261719fa388339a589b0a4 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@nbd.name>
Date: Sun, 22 Jul 2018 12:53:04 +0200
Subject: [PATCH] soc: qcom: spm: add SCM probe dependency
Check for SCM availability before attempting to use SPM. SPM probe will
fail otherwise.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: John Crispin <john@phrozen.org>
---
drivers/soc/qcom/spm.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/soc/qcom/spm.c
+++ b/drivers/soc/qcom/spm.c
@@ -219,6 +219,9 @@ static int __init qcom_cpuidle_init(stru
cpumask_t mask;
bool use_scm_power_down = false;
+ if (!qcom_scm_is_available())
+ return -EPROBE_DEFER;
+
for (i = 0; ; i++) {
state_node = of_parse_phandle(cpu_node, "cpu-idle-states", i);
if (!state_node)
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