diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2010-01-13 10:48:10 +1100 |
---|---|---|
committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2010-01-13 10:48:10 +1100 |
commit | 381a028ba0d5966caa3f1bd561c2da42b9c88098 (patch) | |
tree | 3911d1b2ea56f1dc243eb8370120f74afae9290a /kernel | |
parent | 284e43b0109d4db4dd48b04cab702735d64a3c8f (diff) | |
parent | 3c8164d84c1180852271f71e2bb3ccf0938e8283 (diff) |
Merge remote branch 'msm/for-next'
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/pm_qos_params.c | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/kernel/pm_qos_params.c b/kernel/pm_qos_params.c index 3db49b9ca374..8576f40f8470 100644 --- a/kernel/pm_qos_params.c +++ b/kernel/pm_qos_params.c @@ -102,12 +102,24 @@ static struct pm_qos_object network_throughput_pm_qos = { .comparitor = max_compare }; +static BLOCKING_NOTIFIER_HEAD(system_bus_freq_notifier); +static struct pm_qos_object system_bus_freq_pm_qos = { + .requirements = + {LIST_HEAD_INIT(system_bus_freq_pm_qos.requirements.list)}, + .notifiers = &system_bus_freq_notifier, + .name = "system_bus_freq", + .default_value = 0, + .target_value = ATOMIC_INIT(0), + .comparitor = max_compare +}; + -static struct pm_qos_object *pm_qos_array[] = { - &null_pm_qos, - &cpu_dma_pm_qos, - &network_lat_pm_qos, - &network_throughput_pm_qos +static struct pm_qos_object *pm_qos_array[PM_QOS_NUM_CLASSES] = { + [PM_QOS_RESERVED] = &null_pm_qos, + [PM_QOS_CPU_DMA_LATENCY] = &cpu_dma_pm_qos, + [PM_QOS_NETWORK_LATENCY] = &network_lat_pm_qos, + [PM_QOS_NETWORK_THROUGHPUT] = &network_throughput_pm_qos, + [PM_QOS_SYSTEM_BUS_FREQ] = &system_bus_freq_pm_qos, }; static DEFINE_SPINLOCK(pm_qos_lock); @@ -313,7 +325,7 @@ EXPORT_SYMBOL_GPL(pm_qos_remove_requirement); * will register the notifier into a notification chain that gets called * upon changes to the pm_qos_class target value. */ - int pm_qos_add_notifier(int pm_qos_class, struct notifier_block *notifier) +int pm_qos_add_notifier(int pm_qos_class, struct notifier_block *notifier) { int retval; @@ -409,9 +421,15 @@ static int __init pm_qos_power_init(void) return ret; } ret = register_pm_qos_misc(&network_throughput_pm_qos); - if (ret < 0) + if (ret < 0) { printk(KERN_ERR "pm_qos_param: network_throughput setup failed\n"); + return ret; + } + ret = register_pm_qos_misc(&system_bus_freq_pm_qos); + if (ret < 0) + printk(KERN_ERR + "pm_qos_param: system_bus_freq setup failed\n"); return ret; } |