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Mark Grossd82b3512008-02-04 22:30:08 -08001/* interface for the pm_qos_power infrastructure of the linux kernel.
2 *
Richard Hughesbf1db692008-08-05 13:01:35 -07003 * Mark Gross <mgross@linux.intel.com>
Mark Grossd82b3512008-02-04 22:30:08 -08004 */
5#include <linux/list.h>
6#include <linux/notifier.h>
7#include <linux/miscdevice.h>
8
9#define PM_QOS_RESERVED 0
10#define PM_QOS_CPU_DMA_LATENCY 1
11#define PM_QOS_NETWORK_LATENCY 2
12#define PM_QOS_NETWORK_THROUGHPUT 3
13
14#define PM_QOS_NUM_CLASSES 4
15#define PM_QOS_DEFAULT_VALUE -1
16
Mark Grossed771342010-05-06 01:59:26 +020017struct pm_qos_request_list;
Mark Grossd82b3512008-02-04 22:30:08 -080018
Mark Grossed771342010-05-06 01:59:26 +020019struct pm_qos_request_list *pm_qos_add_request(int pm_qos_class, s32 value);
20void pm_qos_update_request(struct pm_qos_request_list *pm_qos_req,
21 s32 new_value);
22void pm_qos_remove_request(struct pm_qos_request_list *pm_qos_req);
Mark Grossd82b3512008-02-04 22:30:08 -080023
Mark Grossed771342010-05-06 01:59:26 +020024int pm_qos_request(int pm_qos_class);
25int pm_qos_add_notifier(int pm_qos_class, struct notifier_block *notifier);
26int pm_qos_remove_notifier(int pm_qos_class, struct notifier_block *notifier);
Mark Grossd82b3512008-02-04 22:30:08 -080027