78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
|
/****************************************************************************
|
||
|
|
*
|
||
|
|
* Copyright (c) 2012 - 2018 Samsung Electronics Co., Ltd. All rights reserved
|
||
|
|
*
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
#ifndef __TRAFFIC_MONITOR_H__
|
||
|
|
#define __TRAFFIC_MONITOR_H__
|
||
|
|
|
||
|
|
#define SLSI_TRAFFIC_MON_TIMER_PERIOD 100 /* in ms */
|
||
|
|
#define SLSI_TRAFFIC_MON_HYSTERESIS_HIGH 2 /* in number of timer period */
|
||
|
|
#define SLSI_TRAFFIC_MON_HYSTERESIS_LOW 10 /* in number of timer period */
|
||
|
|
|
||
|
|
enum {
|
||
|
|
TRAFFIC_MON_CLIENT_MODE_NONE,
|
||
|
|
TRAFFIC_MON_CLIENT_MODE_PERIODIC,
|
||
|
|
TRAFFIC_MON_CLIENT_MODE_EVENTS
|
||
|
|
};
|
||
|
|
|
||
|
|
enum {
|
||
|
|
TRAFFIC_MON_CLIENT_STATE_NONE,
|
||
|
|
TRAFFIC_MON_CLIENT_STATE_LOW,
|
||
|
|
TRAFFIC_MON_CLIENT_STATE_MID,
|
||
|
|
TRAFFIC_MON_CLIENT_STATE_HIGH
|
||
|
|
};
|
||
|
|
|
||
|
|
struct slsi_traffic_mon_clients {
|
||
|
|
/* client list lock */
|
||
|
|
spinlock_t lock;
|
||
|
|
|
||
|
|
struct timer_list timer;
|
||
|
|
struct list_head client_list;
|
||
|
|
};
|
||
|
|
|
||
|
|
void slsi_traffic_mon_event_rx(struct slsi_dev *sdev, struct net_device *dev, struct sk_buff *skb);
|
||
|
|
void slsi_traffic_mon_event_tx(struct slsi_dev *sdev, struct net_device *dev, struct sk_buff *skb);
|
||
|
|
|
||
|
|
/* Is traffic monitor running?
|
||
|
|
*
|
||
|
|
* A caller can seek whether the traffic monitor is running or not.
|
||
|
|
* If the traffic monitor is running, then the throughput for Rx and
|
||
|
|
* Tx is stored in netdev_vif structure and caller can access them.
|
||
|
|
*
|
||
|
|
* Returns: 1 - traffic monitor is running
|
||
|
|
* 0 - traffic monitor is NOT running
|
||
|
|
*/
|
||
|
|
u8 slsi_traffic_mon_is_running(struct slsi_dev *sdev);
|
||
|
|
|
||
|
|
/* register a client to traffic monitor
|
||
|
|
*
|
||
|
|
* A client can register to traffic monitor to either get notification
|
||
|
|
* per timer period or to get notification when the throughput changes
|
||
|
|
* state from one state of LOW/MID/HIGH to another.
|
||
|
|
*
|
||
|
|
* client_ctx: client context that is passed back in callback
|
||
|
|
* Also, is an unique ID for the client.
|
||
|
|
* mode: can be periodic or event based
|
||
|
|
* mid_tput: Mid throughput level
|
||
|
|
* high_tput: High throughput level
|
||
|
|
* traffic_mon_client_cb: function to callback each period or on events
|
||
|
|
* This function is called back in Timer interrupt
|
||
|
|
* context.
|
||
|
|
*/
|
||
|
|
int slsi_traffic_mon_client_register(
|
||
|
|
struct slsi_dev *sdev,
|
||
|
|
void *client_ctx,
|
||
|
|
u32 mode,
|
||
|
|
u32 mid_tput,
|
||
|
|
u32 high_tput,
|
||
|
|
/* WARNING: THIS IS CALLED BACK IN TIMER INTERRUPT CONTEXT! */
|
||
|
|
void (*traffic_mon_client_cb)(void *client_ctx, u32 state, u32 tput_tx, u32 tput_rx));
|
||
|
|
void slsi_traffic_mon_client_unregister(struct slsi_dev *sdev, void *client_ctx);
|
||
|
|
|
||
|
|
void slsi_traffic_mon_clients_init(struct slsi_dev *sdev);
|
||
|
|
void slsi_traffic_mon_clients_deinit(struct slsi_dev *sdev);
|
||
|
|
|
||
|
|
#endif
|