diff options
| author | Felix Fietkau <nbd@nbd.name> | 2017-03-13 13:25:00 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2017-03-13 13:40:56 +0100 |
| commit | 2029167b565071f6fb19ee3d928779308e1a7ca3 (patch) | |
| tree | b768f408c122a3252f6744d81afda03ad50f4d62 /target/linux/ipq806x/patches-4.9/0070-qcom-spm-fix-probe-order.patch | |
| parent | 2a4baf3e79ad58db44097198ce32ecc8e8d69d06 (diff) | |
| download | upstream-2029167b565071f6fb19ee3d928779308e1a7ca3.tar.gz upstream-2029167b565071f6fb19ee3d928779308e1a7ca3.tar.bz2 upstream-2029167b565071f6fb19ee3d928779308e1a7ca3.zip | |
ipq806x: fix crash on 4.9 if the rpm clock probe happens before cpuidle init
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'target/linux/ipq806x/patches-4.9/0070-qcom-spm-fix-probe-order.patch')
| -rw-r--r-- | target/linux/ipq806x/patches-4.9/0070-qcom-spm-fix-probe-order.patch | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches-4.9/0070-qcom-spm-fix-probe-order.patch b/target/linux/ipq806x/patches-4.9/0070-qcom-spm-fix-probe-order.patch new file mode 100644 index 0000000000..b7e375dfb2 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/0070-qcom-spm-fix-probe-order.patch @@ -0,0 +1,16 @@ +Check for SCM availability before attempting to use SPM + +Signed-off-by: Felix Fietkau <nbd@nbd.name> + +--- 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) |