From 61a3bd10082b0e861b4e1bc451a92e20181a52f5 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 23 Jul 2018 16:17:35 +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 Signed-off-by: John Crispin Signed-off-by: Andy Gross --- 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)