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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /include/net/tc_act/tc_gate.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/net/tc_act/tc_gate.h')
-rw-r--r-- | include/net/tc_act/tc_gate.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/include/net/tc_act/tc_gate.h b/include/net/tc_act/tc_gate.h new file mode 100644 index 000000000..c8fa11ebb --- /dev/null +++ b/include/net/tc_act/tc_gate.h @@ -0,0 +1,141 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* Copyright 2020 NXP */ + +#ifndef __NET_TC_GATE_H +#define __NET_TC_GATE_H + +#include <net/act_api.h> +#include <linux/tc_act/tc_gate.h> + +struct action_gate_entry { + u8 gate_state; + u32 interval; + s32 ipv; + s32 maxoctets; +}; + +struct tcfg_gate_entry { + int index; + u8 gate_state; + u32 interval; + s32 ipv; + s32 maxoctets; + struct list_head list; +}; + +struct tcf_gate_params { + s32 tcfg_priority; + u64 tcfg_basetime; + u64 tcfg_cycletime; + u64 tcfg_cycletime_ext; + u32 tcfg_flags; + s32 tcfg_clockid; + size_t num_entries; + struct list_head entries; +}; + +#define GATE_ACT_GATE_OPEN BIT(0) +#define GATE_ACT_PENDING BIT(1) + +struct tcf_gate { + struct tc_action common; + struct tcf_gate_params param; + u8 current_gate_status; + ktime_t current_close_time; + u32 current_entry_octets; + s32 current_max_octets; + struct tcfg_gate_entry *next_entry; + struct hrtimer hitimer; + enum tk_offsets tk_offset; +}; + +#define to_gate(a) ((struct tcf_gate *)a) + +static inline bool is_tcf_gate(const struct tc_action *a) +{ +#ifdef CONFIG_NET_CLS_ACT + if (a->ops && a->ops->id == TCA_ID_GATE) + return true; +#endif + return false; +} + +static inline s32 tcf_gate_prio(const struct tc_action *a) +{ + s32 tcfg_prio; + + tcfg_prio = to_gate(a)->param.tcfg_priority; + + return tcfg_prio; +} + +static inline u64 tcf_gate_basetime(const struct tc_action *a) +{ + u64 tcfg_basetime; + + tcfg_basetime = to_gate(a)->param.tcfg_basetime; + + return tcfg_basetime; +} + +static inline u64 tcf_gate_cycletime(const struct tc_action *a) +{ + u64 tcfg_cycletime; + + tcfg_cycletime = to_gate(a)->param.tcfg_cycletime; + + return tcfg_cycletime; +} + +static inline u64 tcf_gate_cycletimeext(const struct tc_action *a) +{ + u64 tcfg_cycletimeext; + + tcfg_cycletimeext = to_gate(a)->param.tcfg_cycletime_ext; + + return tcfg_cycletimeext; +} + +static inline u32 tcf_gate_num_entries(const struct tc_action *a) +{ + u32 num_entries; + + num_entries = to_gate(a)->param.num_entries; + + return num_entries; +} + +static inline struct action_gate_entry + *tcf_gate_get_list(const struct tc_action *a) +{ + struct action_gate_entry *oe; + struct tcf_gate_params *p; + struct tcfg_gate_entry *entry; + u32 num_entries; + int i = 0; + + p = &to_gate(a)->param; + num_entries = p->num_entries; + + list_for_each_entry(entry, &p->entries, list) + i++; + + if (i != num_entries) + return NULL; + + oe = kcalloc(num_entries, sizeof(*oe), GFP_ATOMIC); + if (!oe) + return NULL; + + i = 0; + list_for_each_entry(entry, &p->entries, list) { + oe[i].gate_state = entry->gate_state; + oe[i].interval = entry->interval; + oe[i].ipv = entry->ipv; + oe[i].maxoctets = entry->maxoctets; + i++; + } + + return oe; +} +#endif |