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kmod-redhat-atlantic/SOURCES/0068-netdrv-net-atlantic-MA...

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5.8 KiB

From 65ee75983ccc5253adadd1b8cc7a16c360a55248 Mon Sep 17 00:00:00 2001
From: Igor Russkikh <irusskik@redhat.com>
Date: Fri, 6 Nov 2020 18:37:25 -0500
Subject: [PATCH 068/139] [netdrv] net: atlantic: MACSec offload statistics
implementation
Message-id: <1604687916-15087-69-git-send-email-irusskik@redhat.com>
Patchwork-id: 338495
Patchwork-instance: patchwork
O-Subject: [RHEL8.4 BZ 1857861 068/139] net: atlantic: MACSec offload statistics implementation
Bugzilla: 1857861
RH-Acked-by: David Arcari <darcari@redhat.com>
RH-Acked-by: John Linville <linville@redhat.com>
RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
Bugzilla: http://bugzilla.redhat.com/1857861
Conflict: merging only refactoring of stats. actual macsec offload code
is skipped
commit aec0f1aac58e81e88efe381dc5813e2e4d2858f2
Author: Dmitry Bogdanov <dbogdanov@marvell.com>
Date: Wed Mar 25 15:52:45 2020 +0300
net: atlantic: MACSec offload statistics implementation
This patch adds support for MACSec statistics on Atlantic network cards.
Signed-off-by: Dmitry Bogdanov <dbogdanov@marvell.com>
Signed-off-by: Mark Starovoytov <mstarovoitov@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Igor Russkikh <irusskik@redhat.com>
Cc: David Arcari <darcari@redhat.com>
Cc: Igor Russkikh <irusskik@redhat.com>
Signed-off-by: Jan Stancek <jstancek@redhat.com>
---
.../net/ethernet/aquantia/atlantic/aq_ethtool.c | 31 ++++++++++------------
drivers/net/ethernet/aquantia/atlantic/aq_nic.c | 5 +++-
drivers/net/ethernet/aquantia/atlantic/aq_nic.h | 2 +-
3 files changed, 19 insertions(+), 19 deletions(-)
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
index 6781256a318a..77a855314b4c 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c
@@ -104,18 +104,23 @@ static const char aq_ethtool_priv_flag_names[][ETH_GSTRING_LEN] = {
"PHYExternalLoopback",
};
+static u32 aq_ethtool_n_stats(struct net_device *ndev)
+{
+ struct aq_nic_s *nic = netdev_priv(ndev);
+ struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(nic);
+ u32 n_stats = ARRAY_SIZE(aq_ethtool_stat_names) +
+ ARRAY_SIZE(aq_ethtool_queue_stat_names) * cfg->vecs;
+
+ return n_stats;
+}
+
static void aq_ethtool_stats(struct net_device *ndev,
struct ethtool_stats *stats, u64 *data)
{
struct aq_nic_s *aq_nic = netdev_priv(ndev);
- struct aq_nic_cfg_s *cfg;
-
- cfg = aq_nic_get_cfg(aq_nic);
- memset(data, 0, (ARRAY_SIZE(aq_ethtool_stat_names) +
- ARRAY_SIZE(aq_ethtool_queue_stat_names) *
- cfg->vecs) * sizeof(u64));
- aq_nic_get_stats(aq_nic, data);
+ memset(data, 0, aq_ethtool_n_stats(ndev) * sizeof(u64));
+ data = aq_nic_get_stats(aq_nic, data);
}
static void aq_ethtool_get_drvinfo(struct net_device *ndev,
@@ -123,11 +128,9 @@ static void aq_ethtool_get_drvinfo(struct net_device *ndev,
{
struct pci_dev *pdev = to_pci_dev(ndev->dev.parent);
struct aq_nic_s *aq_nic = netdev_priv(ndev);
- struct aq_nic_cfg_s *cfg;
u32 firmware_version;
u32 regs_count;
- cfg = aq_nic_get_cfg(aq_nic);
firmware_version = aq_nic_get_fw_version(aq_nic);
regs_count = aq_nic_get_regs_count(aq_nic);
@@ -139,8 +142,7 @@ static void aq_ethtool_get_drvinfo(struct net_device *ndev,
strlcpy(drvinfo->bus_info, pdev ? pci_name(pdev) : "",
sizeof(drvinfo->bus_info));
- drvinfo->n_stats = ARRAY_SIZE(aq_ethtool_stat_names) +
- cfg->vecs * ARRAY_SIZE(aq_ethtool_queue_stat_names);
+ drvinfo->n_stats = aq_ethtool_n_stats(ndev);
drvinfo->testinfo_len = 0;
drvinfo->regdump_len = regs_count;
drvinfo->eedump_len = 0;
@@ -209,16 +211,11 @@ static int aq_ethtool_set_phys_id(struct net_device *ndev,
static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset)
{
- struct aq_nic_s *aq_nic = netdev_priv(ndev);
- struct aq_nic_cfg_s *cfg;
int ret = 0;
- cfg = aq_nic_get_cfg(aq_nic);
-
switch (stringset) {
case ETH_SS_STATS:
- ret = ARRAY_SIZE(aq_ethtool_stat_names) +
- cfg->vecs * ARRAY_SIZE(aq_ethtool_queue_stat_names);
+ ret = aq_ethtool_n_stats(ndev);
break;
case ETH_SS_PRIV_FLAGS:
ret = ARRAY_SIZE(aq_ethtool_priv_flag_names);
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
index e95f6a6bef73..b478becc68b2 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
@@ -765,7 +765,7 @@ int aq_nic_get_regs_count(struct aq_nic_s *self)
return self->aq_nic_cfg.aq_hw_caps->mac_regs_count;
}
-void aq_nic_get_stats(struct aq_nic_s *self, u64 *data)
+u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data)
{
struct aq_vec_s *aq_vec = NULL;
struct aq_stats_s *stats;
@@ -815,7 +815,10 @@ void aq_nic_get_stats(struct aq_nic_s *self, u64 *data)
aq_vec_get_sw_stats(aq_vec, data, &count);
}
+ data += count;
+
err_exit:;
+ return data;
}
static void aq_nic_update_ndev_stats(struct aq_nic_s *self)
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
index a752f8bb4b08..26436671c474 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
@@ -154,7 +154,7 @@ unsigned int aq_nic_map_skb(struct aq_nic_s *self, struct sk_buff *skb,
int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb);
int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p);
int aq_nic_get_regs_count(struct aq_nic_s *self);
-void aq_nic_get_stats(struct aq_nic_s *self, u64 *data);
+u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data);
int aq_nic_stop(struct aq_nic_s *self);
void aq_nic_deinit(struct aq_nic_s *self, bool link_down);
void aq_nic_set_power(struct aq_nic_s *self);
--
2.13.6