change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/include/net/fq_impl.h
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@@ -1,7 +1,6 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Copyright (c) 2016 Qualcomm Atheros, Inc
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- *
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- * GPL v2
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  *
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  * Based on net/sched/sch_fq_codel.c
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  */
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@@ -107,21 +106,23 @@
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 	return skb;
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 }
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+static u32 fq_flow_idx(struct fq *fq, struct sk_buff *skb)
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+{
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+	u32 hash = skb_get_hash(skb);
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+
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+	return reciprocal_scale(hash, fq->flows_cnt);
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+}
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+
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 static struct fq_flow *fq_flow_classify(struct fq *fq,
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-					struct fq_tin *tin,
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+					struct fq_tin *tin, u32 idx,
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 					struct sk_buff *skb,
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 					fq_flow_get_default_t get_default_func)
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 {
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 	struct fq_flow *flow;
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-	u32 hash;
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-	u32 idx;
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 	lockdep_assert_held(&fq->lock);
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-	hash = skb_get_hash_perturb(skb, &fq->perturbation);
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-	idx = reciprocal_scale(hash, fq->flows_cnt);
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 	flow = &fq->flows[idx];
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-
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 	if (flow->tin && flow->tin != tin) {
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 		flow = get_default_func(fq, tin, idx, skb);
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 		tin->collisions++;
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@@ -153,7 +154,7 @@
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 }
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 static void fq_tin_enqueue(struct fq *fq,
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-			   struct fq_tin *tin,
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+			   struct fq_tin *tin, u32 idx,
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 			   struct sk_buff *skb,
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 			   fq_skb_free_t free_func,
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 			   fq_flow_get_default_t get_default_func)
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@@ -163,7 +164,7 @@
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 	lockdep_assert_held(&fq->lock);
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-	flow = fq_flow_classify(fq, tin, skb, get_default_func);
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+	flow = fq_flow_classify(fq, tin, idx, skb, get_default_func);
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 	flow->tin = tin;
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 	flow->backlog += skb->len;
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@@ -307,7 +308,6 @@
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 	INIT_LIST_HEAD(&fq->backlogs);
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 	spin_lock_init(&fq->lock);
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 	fq->flows_cnt = max_t(u32, flows_cnt, 1);
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-	get_random_bytes(&fq->perturbation, sizeof(fq->perturbation));
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 	fq->quantum = 300;
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 	fq->limit = 8192;
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 	fq->memory_limit = 16 << 20; /* 16 MBytes */