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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-04-27 21:36:39 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-04-27 21:36:39 -0700 |
| commit | d35cc56ddfc948d8df1aa6d41ac345fcec01854d (patch) | |
| tree | 7e23a0e3dde639236e019aa88309d919941958e5 /arch/arm/common | |
| parent | 86d56134f1b67d0c18025ba5cade95c048ed528d (diff) | |
| parent | d1db0eea852497762cab43b905b879dfcd3b8987 (diff) | |
| download | lwn-d35cc56ddfc948d8df1aa6d41ac345fcec01854d.tar.gz lwn-d35cc56ddfc948d8df1aa6d41ac345fcec01854d.zip | |
Merge 3.15-rc3 into staging-next
Diffstat (limited to 'arch/arm/common')
| -rw-r--r-- | arch/arm/common/bL_switcher.c | 6 | ||||
| -rw-r--r-- | arch/arm/common/mcpm_entry.c | 5 |
2 files changed, 7 insertions, 4 deletions
diff --git a/arch/arm/common/bL_switcher.c b/arch/arm/common/bL_switcher.c index 5774b6ea7ad5..f01c0ee0c87e 100644 --- a/arch/arm/common/bL_switcher.c +++ b/arch/arm/common/bL_switcher.c @@ -797,10 +797,8 @@ static int __init bL_switcher_init(void) { int ret; - if (MAX_NR_CLUSTERS != 2) { - pr_err("%s: only dual cluster systems are supported\n", __func__); - return -EINVAL; - } + if (!mcpm_is_available()) + return -ENODEV; cpu_notifier(bL_switcher_hotplug_callback, 0); diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c index 1e361abc29eb..86fd60fefbc9 100644 --- a/arch/arm/common/mcpm_entry.c +++ b/arch/arm/common/mcpm_entry.c @@ -48,6 +48,11 @@ int __init mcpm_platform_register(const struct mcpm_platform_ops *ops) return 0; } +bool mcpm_is_available(void) +{ + return (platform_ops) ? true : false; +} + int mcpm_cpu_power_up(unsigned int cpu, unsigned int cluster) { if (!platform_ops) |