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32 lines
942 B
Diff
32 lines
942 B
Diff
From 341844c7e06afccd64261719fa388339a589b0a4 Mon Sep 17 00:00:00 2001
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From: Felix Fietkau <nbd@nbd.name>
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Date: Sun, 22 Jul 2018 12:53:04 +0200
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Subject: [PATCH] soc: qcom: spm: add SCM probe dependency
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Check for SCM availability before attempting to use SPM. SPM probe will
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fail otherwise.
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Signed-off-by: John Crispin <john@phrozen.org>
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---
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drivers/soc/qcom/spm.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/drivers/soc/qcom/spm.c b/drivers/soc/qcom/spm.c
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index f9d7a85b2822..53807e839664 100644
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--- a/drivers/soc/qcom/spm.c
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+++ b/drivers/soc/qcom/spm.c
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@@ -219,6 +219,9 @@ static int __init qcom_cpuidle_init(struct device_node *cpu_node, int cpu)
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cpumask_t mask;
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bool use_scm_power_down = false;
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+ if (!qcom_scm_is_available())
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+ return -EPROBE_DEFER;
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+
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for (i = 0; ; i++) {
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state_node = of_parse_phandle(cpu_node, "cpu-idle-states", i);
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if (!state_node)
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--
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2.11.0
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