change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/samples/bpf/sockex3_kern.c
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@@ -5,7 +5,6 @@
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  * License as published by the Free Software Foundation.
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  */
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 #include <uapi/linux/bpf.h>
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-#include "bpf_helpers.h"
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 #include <uapi/linux/in.h>
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 #include <uapi/linux/if.h>
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 #include <uapi/linux/if_ether.h>
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@@ -13,28 +12,32 @@
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 #include <uapi/linux/ipv6.h>
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 #include <uapi/linux/if_tunnel.h>
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 #include <uapi/linux/mpls.h>
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+#include <bpf/bpf_helpers.h>
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+#include "bpf_legacy.h"
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 #define IP_MF		0x2000
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 #define IP_OFFSET	0x1FFF
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 #define PROG(F) SEC("socket/"__stringify(F)) int bpf_func_##F
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-struct bpf_map_def SEC("maps") jmp_table = {
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-	.type = BPF_MAP_TYPE_PROG_ARRAY,
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-	.key_size = sizeof(u32),
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-	.value_size = sizeof(u32),
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-	.max_entries = 8,
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-};
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+struct {
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+	__uint(type, BPF_MAP_TYPE_PROG_ARRAY);
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+	__uint(key_size, sizeof(u32));
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+	__uint(value_size, sizeof(u32));
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+	__uint(max_entries, 8);
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+} jmp_table SEC(".maps");
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 #define PARSE_VLAN 1
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 #define PARSE_MPLS 2
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 #define PARSE_IP 3
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 #define PARSE_IPV6 4
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-/* protocol dispatch routine.
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- * It tail-calls next BPF program depending on eth proto
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- * Note, we could have used:
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- * bpf_tail_call(skb, &jmp_table, proto);
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- * but it would need large prog_array
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+/* Protocol dispatch routine. It tail-calls next BPF program depending
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+ * on eth proto. Note, we could have used ...
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+ *
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+ *   bpf_tail_call(skb, &jmp_table, proto);
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+ *
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+ * ... but it would need large prog_array and cannot be optimised given
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+ * the map key is not static.
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  */
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 static inline void parse_eth_proto(struct __sk_buff *skb, u32 proto)
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 {
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@@ -91,12 +94,12 @@
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 	struct flow_key_record flow;
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 };
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-struct bpf_map_def SEC("maps") percpu_map = {
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-	.type = BPF_MAP_TYPE_ARRAY,
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-	.key_size = sizeof(__u32),
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-	.value_size = sizeof(struct globals),
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-	.max_entries = 32,
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-};
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+struct {
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+	__uint(type, BPF_MAP_TYPE_ARRAY);
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+	__type(key, __u32);
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+	__type(value, struct globals);
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+	__uint(max_entries, 32);
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+} percpu_map SEC(".maps");
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 /* user poor man's per_cpu until native support is ready */
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 static struct globals *this_cpu_globals(void)
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@@ -112,12 +115,12 @@
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 	__u64 bytes;
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 };
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-struct bpf_map_def SEC("maps") hash_map = {
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-	.type = BPF_MAP_TYPE_HASH,
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-	.key_size = sizeof(struct flow_key_record),
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-	.value_size = sizeof(struct pair),
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-	.max_entries = 1024,
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-};
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+struct {
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+	__uint(type, BPF_MAP_TYPE_HASH);
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+	__type(key, struct flow_key_record);
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+	__type(value, struct pair);
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+	__uint(max_entries, 1024);
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+} hash_map SEC(".maps");
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 static void update_stats(struct __sk_buff *skb, struct globals *g)
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 {