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- From 341844c7e06afccd64261719fa388339a589b0a4 Mon Sep 17 00:00:00 2001
- From: Felix Fietkau <[email protected]>
- 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 <[email protected]>
- Signed-off-by: John Crispin <[email protected]>
- ---
- drivers/soc/qcom/spm.c | 3 +++
- 1 file changed, 3 insertions(+)
- diff --git a/drivers/soc/qcom/spm.c b/drivers/soc/qcom/spm.c
- index f9d7a85b2822..53807e839664 100644
- --- a/drivers/soc/qcom/spm.c
- +++ b/drivers/soc/qcom/spm.c
- @@ -219,6 +219,9 @@ static int __init qcom_cpuidle_init(struct device_node *cpu_node, int cpu)
- 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)
- --
- 2.11.0
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