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PM / QoS: Simplify PM QoS expansion/merge

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- Replace class ID #define with enumeration
 - Loop through PM QoS objects during initialization (rather than
   initializing them one-by-one)

Signed-off-by: Alex Frid <afrid@nvidia.com>
Reviewed-by: Antti Miettinen <amiettinen@nvidia.com>
Reviewed-by: Diwakar Tundlam <dtundlam@nvidia.com>
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
Acked-by: markgross <markgross@thegnar.org>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Alex Frid 2012-01-29 20:39:25 +01:00 • committed by Rafael J. Wysocki
parent 0496c8ae36
commit d031e1de2c
2 changed files with 19 additions and 18 deletions
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23
kernel/power/qos.c
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@ -469,21 +469,18 @@ static ssize_t pm_qos_power_write(struct file *filp, const char __user *buf,
static int __init pm_qos_power_init(void)
{
int ret = 0;
int i;
ret = register_pm_qos_misc(&cpu_dma_pm_qos);
if (ret < 0) {
printk(KERN_ERR "pm_qos_param: cpu_dma_latency setup failed\n");
return ret;
BUILD_BUG_ON(ARRAY_SIZE(pm_qos_array) != PM_QOS_NUM_CLASSES);
for (i = 1; i < PM_QOS_NUM_CLASSES; i++) {
ret = register_pm_qos_misc(pm_qos_array[i]);
if (ret < 0) {
printk(KERN_ERR "pm_qos_param: %s setup failed\n",
pm_qos_array[i]->name);
return ret;
}
}
ret = register_pm_qos_misc(&network_lat_pm_qos);
if (ret < 0) {
printk(KERN_ERR "pm_qos_param: network_latency setup failed\n");
return ret;
}
ret = register_pm_qos_misc(&network_throughput_pm_qos);
if (ret < 0)
printk(KERN_ERR
"pm_qos_param: network_throughput setup failed\n");
return ret;
}