1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
2 /* Microsemi Ocelot Switch driver
3  *
4  * Copyright (c) 2019 Microsemi Corporation
5  */
6 
7 #ifndef _MSCC_OCELOT_POLICE_H_
8 #define _MSCC_OCELOT_POLICE_H_
9 
10 #include "ocelot.h"
11 #include <net/flow_offload.h>
12 
13 enum mscc_qos_rate_mode {
14 	MSCC_QOS_RATE_MODE_DISABLED, /* Policer/shaper disabled */
15 	MSCC_QOS_RATE_MODE_LINE, /* Measure line rate in kbps incl. IPG */
16 	MSCC_QOS_RATE_MODE_DATA, /* Measures data rate in kbps excl. IPG */
17 	MSCC_QOS_RATE_MODE_FRAME, /* Measures frame rate in fps */
18 	__MSCC_QOS_RATE_MODE_END,
19 	NUM_MSCC_QOS_RATE_MODE = __MSCC_QOS_RATE_MODE_END,
20 	MSCC_QOS_RATE_MODE_MAX = __MSCC_QOS_RATE_MODE_END - 1,
21 };
22 
23 struct qos_policer_conf {
24 	enum mscc_qos_rate_mode mode;
25 	bool dlb; /* Enable DLB (dual leaky bucket mode */
26 	bool cf;  /* Coupling flag (ignored in SLB mode) */
27 	u32  cir; /* CIR in kbps/fps (ignored in SLB mode) */
28 	u32  cbs; /* CBS in bytes/frames (ignored in SLB mode) */
29 	u32  pir; /* PIR in kbps/fps */
30 	u32  pbs; /* PBS in bytes/frames */
31 	u8   ipg; /* Size of IPG when MSCC_QOS_RATE_MODE_LINE is chosen */
32 };
33 
34 int qos_policer_conf_set(struct ocelot *ocelot, u32 pol_ix,
35 			 struct qos_policer_conf *conf);
36 
37 int ocelot_policer_validate(const struct flow_action *action,
38 			    const struct flow_action_entry *a,
39 			    struct netlink_ext_ack *extack);
40 
41 #endif /* _MSCC_OCELOT_POLICE_H_ */
42