From 071106ecf68c401173c58808b1cf5f68cc50d390 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 05 Jan 2024 08:39:27 +0000
Subject: [PATCH] change wifi driver to cypress
---
kernel/drivers/net/ethernet/aquantia/atlantic/aq_vec.c | 141 +++++++++++++++++++++-------------------------
1 files changed, 64 insertions(+), 77 deletions(-)
diff --git a/kernel/drivers/net/ethernet/aquantia/atlantic/aq_vec.c b/kernel/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
index 72aa2a4..6ab1f32 100644
--- a/kernel/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
+++ b/kernel/drivers/net/ethernet/aquantia/atlantic/aq_vec.c
@@ -1,10 +1,8 @@
-/*
- * aQuantia Corporation Network Driver
- * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
+// SPDX-License-Identifier: GPL-2.0-only
+/* Atlantic Network Driver
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
+ * Copyright (C) 2014-2019 aQuantia Corporation
+ * Copyright (C) 2019-2020 Marvell International Ltd.
*/
/* File aq_vec.c: Definition of common structure for vector of Rx and Tx rings.
@@ -45,8 +43,11 @@
if (!self) {
err = -EINVAL;
} else {
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
+ u64_stats_update_begin(&ring[AQ_VEC_RX_ID].stats.rx.syncp);
+ ring[AQ_VEC_RX_ID].stats.rx.polls++;
+ u64_stats_update_end(&ring[AQ_VEC_RX_ID].stats.rx.syncp);
if (self->aq_hw_ops->hw_ring_tx_head_update) {
err = self->aq_hw_ops->hw_ring_tx_head_update(
self->aq_hw,
@@ -107,15 +108,10 @@
struct aq_nic_cfg_s *aq_nic_cfg)
{
struct aq_vec_s *self = NULL;
- struct aq_ring_s *ring = NULL;
- unsigned int i = 0U;
- int err = 0;
self = kzalloc(sizeof(*self), GFP_KERNEL);
- if (!self) {
- err = -ENOMEM;
+ if (!self)
goto err_exit;
- }
self->aq_nic = aq_nic;
self->aq_ring_param.vec_idx = idx;
@@ -131,10 +127,20 @@
netif_napi_add(aq_nic_get_ndev(aq_nic), &self->napi,
aq_vec_poll, AQ_CFG_NAPI_WEIGHT);
+err_exit:
+ return self;
+}
+
+int aq_vec_ring_alloc(struct aq_vec_s *self, struct aq_nic_s *aq_nic,
+ unsigned int idx, struct aq_nic_cfg_s *aq_nic_cfg)
+{
+ struct aq_ring_s *ring = NULL;
+ unsigned int i = 0U;
+ int err = 0;
+
for (i = 0; i < aq_nic_cfg->tcs; ++i) {
- unsigned int idx_ring = AQ_NIC_TCVEC2RING(self->nic,
- self->tx_rings,
- self->aq_ring_param.vec_idx);
+ const unsigned int idx_ring = AQ_NIC_CFG_TCVEC2RING(aq_nic_cfg,
+ i, idx);
ring = aq_ring_tx_alloc(&self->ring[i][AQ_VEC_TX_ID], aq_nic,
idx_ring, aq_nic_cfg);
@@ -159,10 +165,11 @@
err_exit:
if (err < 0) {
- aq_vec_free(self);
+ aq_vec_ring_free(self);
self = NULL;
}
- return self;
+
+ return err;
}
int aq_vec_init(struct aq_vec_s *self, const struct aq_hw_ops *aq_hw_ops,
@@ -175,9 +182,9 @@
self->aq_hw_ops = aq_hw_ops;
self->aq_hw = aq_hw;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
- err = aq_ring_init(&ring[AQ_VEC_TX_ID]);
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
+ err = aq_ring_init(&ring[AQ_VEC_TX_ID], ATL_RING_TX);
if (err < 0)
goto err_exit;
@@ -187,7 +194,7 @@
if (err < 0)
goto err_exit;
- err = aq_ring_init(&ring[AQ_VEC_RX_ID]);
+ err = aq_ring_init(&ring[AQ_VEC_RX_ID], ATL_RING_RX);
if (err < 0)
goto err_exit;
@@ -217,8 +224,8 @@
unsigned int i = 0U;
int err = 0;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
err = self->aq_hw_ops->hw_ring_tx_start(self->aq_hw,
&ring[AQ_VEC_TX_ID]);
if (err < 0)
@@ -241,8 +248,8 @@
struct aq_ring_s *ring = NULL;
unsigned int i = 0U;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
self->aq_hw_ops->hw_ring_tx_stop(self->aq_hw,
&ring[AQ_VEC_TX_ID]);
@@ -261,15 +268,28 @@
if (!self)
goto err_exit;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
aq_ring_tx_clean(&ring[AQ_VEC_TX_ID]);
aq_ring_rx_deinit(&ring[AQ_VEC_RX_ID]);
}
+
err_exit:;
}
void aq_vec_free(struct aq_vec_s *self)
+{
+ if (!self)
+ goto err_exit;
+
+ netif_napi_del(&self->napi);
+
+ kfree(self);
+
+err_exit:;
+}
+
+void aq_vec_ring_free(struct aq_vec_s *self)
{
struct aq_ring_s *ring = NULL;
unsigned int i = 0U;
@@ -277,16 +297,15 @@
if (!self)
goto err_exit;
- for (i = 0U, ring = self->ring[0];
- self->tx_rings > i; ++i, ring = self->ring[i]) {
+ for (i = 0U; self->tx_rings > i; ++i) {
+ ring = self->ring[i];
aq_ring_free(&ring[AQ_VEC_TX_ID]);
- aq_ring_free(&ring[AQ_VEC_RX_ID]);
+ if (i < self->rx_rings)
+ aq_ring_free(&ring[AQ_VEC_RX_ID]);
}
- netif_napi_del(&self->napi);
-
- kfree(self);
-
+ self->tx_rings = 0;
+ self->rx_rings = 0;
err_exit:;
}
@@ -334,52 +353,20 @@
return &self->aq_ring_param.affinity_mask;
}
-void aq_vec_add_stats(struct aq_vec_s *self,
- struct aq_ring_stats_rx_s *stats_rx,
- struct aq_ring_stats_tx_s *stats_tx)
+bool aq_vec_is_valid_tc(struct aq_vec_s *self, const unsigned int tc)
{
- struct aq_ring_s *ring = NULL;
- unsigned int r = 0U;
-
- for (r = 0U, ring = self->ring[0];
- self->tx_rings > r; ++r, ring = self->ring[r]) {
- struct aq_ring_stats_tx_s *tx = &ring[AQ_VEC_TX_ID].stats.tx;
- struct aq_ring_stats_rx_s *rx = &ring[AQ_VEC_RX_ID].stats.rx;
-
- stats_rx->packets += rx->packets;
- stats_rx->bytes += rx->bytes;
- stats_rx->errors += rx->errors;
- stats_rx->jumbo_packets += rx->jumbo_packets;
- stats_rx->lro_packets += rx->lro_packets;
-
- stats_tx->packets += tx->packets;
- stats_tx->bytes += tx->bytes;
- stats_tx->errors += tx->errors;
- stats_tx->queue_restarts += tx->queue_restarts;
- }
+ return tc < self->rx_rings && tc < self->tx_rings;
}
-int aq_vec_get_sw_stats(struct aq_vec_s *self, u64 *data, unsigned int *p_count)
+unsigned int aq_vec_get_sw_stats(struct aq_vec_s *self, const unsigned int tc, u64 *data)
{
- unsigned int count = 0U;
- struct aq_ring_stats_rx_s stats_rx;
- struct aq_ring_stats_tx_s stats_tx;
+ unsigned int count;
- memset(&stats_rx, 0U, sizeof(struct aq_ring_stats_rx_s));
- memset(&stats_tx, 0U, sizeof(struct aq_ring_stats_tx_s));
- aq_vec_add_stats(self, &stats_rx, &stats_tx);
+ if (!aq_vec_is_valid_tc(self, tc))
+ return 0;
- /* This data should mimic aq_ethtool_queue_stat_names structure
- */
- data[count] += stats_rx.packets;
- data[++count] += stats_tx.packets;
- data[++count] += stats_tx.queue_restarts;
- data[++count] += stats_rx.jumbo_packets;
- data[++count] += stats_rx.lro_packets;
- data[++count] += stats_rx.errors;
+ count = aq_ring_fill_stats_data(&self->ring[tc][AQ_VEC_RX_ID], data);
+ count += aq_ring_fill_stats_data(&self->ring[tc][AQ_VEC_TX_ID], data + count);
- if (p_count)
- *p_count = ++count;
-
- return 0;
+ return count;
}
--
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