summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2015-08-18 01:51:36 +0300
committerDavid S. Miller <davem@davemloft.net>2015-08-18 01:51:36 +0300
commit9cd3778cd7e8f165675705511cfcd4ea6eb88d27 (patch)
treedf6a0bbc89a6cdb07023ad299aa4a2664adb50ee
parent0aa65cc0c2ca7e3908b1e4ae7946d909a4882249 (diff)
parentbbceefce9adfc9cf7b4110727c96c841ba8c7964 (diff)
downloadlinux-9cd3778cd7e8f165675705511cfcd4ea6eb88d27.tar.xz
Merge branch 'mlx5e-next'
Achiad Shochat says: ==================== Driver updates 16-Aug-2015 This patchset contains bug fixes, new RSS and pause parameters ethtool options, and support for RX CHECKSUM_COMPLETE. Patchset was applied and tested over commit adc6310 ("Merge branch 'mv88e6xxx-switchdev-fdb'"). ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en.h25
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c134
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c80
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rx.c46
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/port.c56
-rw-r--r--include/linux/mlx5/driver.h16
6 files changed, 266 insertions, 91 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index e9d7d90363a8..27ca4596775a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -42,22 +42,24 @@
#define MLX5E_MAX_NUM_TC 8
-#define MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE 0x7
+#define MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE 0x6
#define MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE 0xa
#define MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE 0xd
-#define MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE 0x7
+#define MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE 0x1
#define MLX5E_PARAMS_DEFAULT_LOG_RQ_SIZE 0xa
#define MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE 0xd
-#define MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ (16 * 1024)
+#define MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ (64 * 1024)
#define MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_USEC 0x10
#define MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_PKTS 0x20
#define MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_USEC 0x10
#define MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_PKTS 0x20
#define MLX5E_PARAMS_DEFAULT_MIN_RX_WQES 0x80
-#define MLX5E_PARAMS_DEFAULT_RX_HASH_LOG_TBL_SZ 0x7
+#define MLX5E_LOG_INDIR_RQT_SIZE 0x7
+#define MLX5E_INDIR_RQT_SIZE BIT(MLX5E_LOG_INDIR_RQT_SIZE)
+#define MLX5E_MAX_NUM_CHANNELS (MLX5E_INDIR_RQT_SIZE >> 1)
#define MLX5E_TX_CQ_POLL_BUDGET 128
#define MLX5E_UPDATE_STATS_INTERVAL 200 /* msecs */
#define MLX5E_SQ_BF_BUDGET 16
@@ -92,6 +94,7 @@ static const char vport_strings[][ETH_GSTRING_LEN] = {
"lro_bytes",
"rx_csum_good",
"rx_csum_none",
+ "rx_csum_sw",
"tx_csum_offload",
"tx_queue_stopped",
"tx_queue_wake",
@@ -129,13 +132,14 @@ struct mlx5e_vport_stats {
u64 lro_bytes;
u64 rx_csum_good;
u64 rx_csum_none;
+ u64 rx_csum_sw;
u64 tx_csum_offload;
u64 tx_queue_stopped;
u64 tx_queue_wake;
u64 tx_queue_dropped;
u64 rx_wqe_err;
-#define NUM_VPORT_COUNTERS 31
+#define NUM_VPORT_COUNTERS 32
};
static const char pport_strings[][ETH_GSTRING_LEN] = {
@@ -215,6 +219,7 @@ struct mlx5e_pport_stats {
static const char rq_stats_strings[][ETH_GSTRING_LEN] = {
"packets",
"csum_none",
+ "csum_sw",
"lro_packets",
"lro_bytes",
"wqe_err"
@@ -223,10 +228,11 @@ static const char rq_stats_strings[][ETH_GSTRING_LEN] = {
struct mlx5e_rq_stats {
u64 packets;
u64 csum_none;
+ u64 csum_sw;
u64 lro_packets;
u64 lro_bytes;
u64 wqe_err;
-#define NUM_RQ_STATS 5
+#define NUM_RQ_STATS 6
};
static const char sq_stats_strings[][ETH_GSTRING_LEN] = {
@@ -268,11 +274,12 @@ struct mlx5e_params {
u16 tx_cq_moderation_usec;
u16 tx_cq_moderation_pkts;
u16 min_rx_wqes;
- u16 rx_hash_log_tbl_sz;
bool lro_en;
u32 lro_wqe_sz;
- u8 rss_hfunc;
u16 tx_max_inline;
+ u8 rss_hfunc;
+ u8 toeplitz_hash_key[40];
+ u32 indirection_rqt[MLX5E_INDIR_RQT_SIZE];
};
enum {
@@ -569,6 +576,8 @@ int mlx5e_vlan_rx_kill_vid(struct net_device *dev, __always_unused __be16 proto,
void mlx5e_enable_vlan_filter(struct mlx5e_priv *priv);
void mlx5e_disable_vlan_filter(struct mlx5e_priv *priv);
+int mlx5e_redirect_rqt(struct mlx5e_priv *priv, enum mlx5e_rqt_ix rqt_ix);
+
int mlx5e_open_locked(struct net_device *netdev);
int mlx5e_close_locked(struct net_device *netdev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index b549797b315f..bce912688ca8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -628,7 +628,7 @@ static int mlx5e_set_settings(struct net_device *netdev,
u32 link_modes;
u32 speed;
u32 eth_proto_cap, eth_proto_admin;
- u8 port_status;
+ enum mlx5_port_status ps;
int err;
speed = ethtool_cmd_speed(cmd);
@@ -662,33 +662,42 @@ static int mlx5e_set_settings(struct net_device *netdev,
if (link_modes == eth_proto_admin)
goto out;
- err = mlx5_set_port_proto(mdev, link_modes, MLX5_PTYS_EN);
- if (err) {
- netdev_err(netdev, "%s: set port eth proto admin failed: %d\n",
- __func__, err);
- goto out;
- }
-
- err = mlx5_query_port_status(mdev, &port_status);
- if (err)
- goto out;
-
- if (port_status == MLX5_PORT_DOWN)
- return 0;
+ mlx5_query_port_admin_status(mdev, &ps);
+ if (ps == MLX5_PORT_UP)
+ mlx5_set_port_admin_status(mdev, MLX5_PORT_DOWN);
+ mlx5_set_port_proto(mdev, link_modes, MLX5_PTYS_EN);
+ if (ps == MLX5_PORT_UP)
+ mlx5_set_port_admin_status(mdev, MLX5_PORT_UP);
- err = mlx5_set_port_status(mdev, MLX5_PORT_DOWN);
- if (err)
- goto out;
- err = mlx5_set_port_status(mdev, MLX5_PORT_UP);
out:
return err;
}
+static u32 mlx5e_get_rxfh_key_size(struct net_device *netdev)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+
+ return sizeof(priv->params.toeplitz_hash_key);
+}
+
+static u32 mlx5e_get_rxfh_indir_size(struct net_device *netdev)
+{
+ return MLX5E_INDIR_RQT_SIZE;
+}
+
static int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
u8 *hfunc)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
+ if (indir)
+ memcpy(indir, priv->params.indirection_rqt,
+ sizeof(priv->params.indirection_rqt));
+
+ if (key)
+ memcpy(key, priv->params.toeplitz_hash_key,
+ sizeof(priv->params.toeplitz_hash_key));
+
if (hfunc)
*hfunc = priv->params.rss_hfunc;
@@ -699,28 +708,60 @@ static int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir,
const u8 *key, const u8 hfunc)
{
struct mlx5e_priv *priv = netdev_priv(dev);
+ bool close_open;
int err = 0;
- if (hfunc == ETH_RSS_HASH_NO_CHANGE)
- return 0;
-
- if ((hfunc != ETH_RSS_HASH_XOR) &&
+ if ((hfunc != ETH_RSS_HASH_NO_CHANGE) &&
+ (hfunc != ETH_RSS_HASH_XOR) &&
(hfunc != ETH_RSS_HASH_TOP))
return -EINVAL;
mutex_lock(&priv->state_lock);
- priv->params.rss_hfunc = hfunc;
- if (test_bit(MLX5E_STATE_OPENED, &priv->state)) {
- mlx5e_close_locked(dev);
- err = mlx5e_open_locked(dev);
+ if (indir) {
+ memcpy(priv->params.indirection_rqt, indir,
+ sizeof(priv->params.indirection_rqt));
+ mlx5e_redirect_rqt(priv, MLX5E_INDIRECTION_RQT);
}
+ close_open = (key || (hfunc != ETH_RSS_HASH_NO_CHANGE)) &&
+ test_bit(MLX5E_STATE_OPENED, &priv->state);
+ if (close_open)
+ mlx5e_close_locked(dev);
+
+ if (key)
+ memcpy(priv->params.toeplitz_hash_key, key,
+ sizeof(priv->params.toeplitz_hash_key));
+
+ if (hfunc != ETH_RSS_HASH_NO_CHANGE)
+ priv->params.rss_hfunc = hfunc;
+
+ if (close_open)
+ err = mlx5e_open_locked(priv->netdev);
+
mutex_unlock(&priv->state_lock);
return err;
}
+static int mlx5e_get_rxnfc(struct net_device *netdev,
+ struct ethtool_rxnfc *info, u32 *rule_locs)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+ int err = 0;
+
+ switch (info->cmd) {
+ case ETHTOOL_GRXRINGS:
+ info->data = priv->params.num_channels;
+ break;
+ default:
+ err = -EOPNOTSUPP;
+ break;
+ }
+
+ return err;
+}
+
static int mlx5e_get_tunable(struct net_device *dev,
const struct ethtool_tunable *tuna,
void *data)
@@ -779,6 +820,42 @@ static int mlx5e_set_tunable(struct net_device *dev,
return err;
}
+static void mlx5e_get_pauseparam(struct net_device *netdev,
+ struct ethtool_pauseparam *pauseparam)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+ struct mlx5_core_dev *mdev = priv->mdev;
+ int err;
+
+ err = mlx5_query_port_pause(mdev, &pauseparam->rx_pause,
+ &pauseparam->tx_pause);
+ if (err) {
+ netdev_err(netdev, "%s: mlx5_query_port_pause failed:0x%x\n",
+ __func__, err);
+ }
+}
+
+static int mlx5e_set_pauseparam(struct net_device *netdev,
+ struct ethtool_pauseparam *pauseparam)
+{
+ struct mlx5e_priv *priv = netdev_priv(netdev);
+ struct mlx5_core_dev *mdev = priv->mdev;
+ int err;
+
+ if (pauseparam->autoneg)
+ return -EINVAL;
+
+ err = mlx5_set_port_pause(mdev,
+ pauseparam->rx_pause ? 1 : 0,
+ pauseparam->tx_pause ? 1 : 0);
+ if (err) {
+ netdev_err(netdev, "%s: mlx5_set_port_pause failed:0x%x\n",
+ __func__, err);
+ }
+
+ return err;
+}
+
const struct ethtool_ops mlx5e_ethtool_ops = {
.get_drvinfo = mlx5e_get_drvinfo,
.get_link = ethtool_op_get_link,
@@ -793,8 +870,13 @@ const struct ethtool_ops mlx5e_ethtool_ops = {
.set_coalesce = mlx5e_set_coalesce,
.get_settings = mlx5e_get_settings,
.set_settings = mlx5e_set_settings,
+ .get_rxfh_key_size = mlx5e_get_rxfh_key_size,
+ .get_rxfh_indir_size = mlx5e_get_rxfh_indir_size,
.get_rxfh = mlx5e_get_rxfh,
.set_rxfh = mlx5e_set_rxfh,
+ .get_rxnfc = mlx5e_get_rxnfc,
.get_tunable = mlx5e_get_tunable,
.set_tunable = mlx5e_set_tunable,
+ .get_pauseparam = mlx5e_get_pauseparam,
+ .set_pauseparam = mlx5e_set_pauseparam,
};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 111427b33ec8..55166dd5b4ea 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -149,6 +149,7 @@ void mlx5e_update_stats(struct mlx5e_priv *priv)
s->lro_packets = 0;
s->lro_bytes = 0;
s->rx_csum_none = 0;
+ s->rx_csum_sw = 0;
s->rx_wqe_err = 0;
for (i = 0; i < priv->params.num_channels; i++) {
rq_stats = &priv->channel[i]->rq.stats;
@@ -156,6 +157,7 @@ void mlx5e_update_stats(struct mlx5e_priv *priv)
s->lro_packets += rq_stats->lro_packets;
s->lro_bytes += rq_stats->lro_bytes;
s->rx_csum_none += rq_stats->csum_none;
+ s->rx_csum_sw += rq_stats->csum_sw;
s->rx_wqe_err += rq_stats->wqe_err;
for (j = 0; j < priv->params.num_tc; j++) {
@@ -241,7 +243,8 @@ void mlx5e_update_stats(struct mlx5e_priv *priv)
/* Update calculated offload counters */
s->tx_csum_offload = s->tx_packets - tx_offload_none;
- s->rx_csum_good = s->rx_packets - s->rx_csum_none;
+ s->rx_csum_good = s->rx_packets - s->rx_csum_none -
+ s->rx_csum_sw;
mlx5e_update_pport_counters(priv);
free_out:
@@ -1174,27 +1177,32 @@ static int mlx5e_bits_invert(unsigned long a, int size)
return inv;
}
+static void mlx5e_fill_indir_rqt_rqns(struct mlx5e_priv *priv, void *rqtc)
+{
+ int i;
+
+ for (i = 0; i < MLX5E_INDIR_RQT_SIZE; i++) {
+ int ix = i;
+
+ if (priv->params.rss_hfunc == ETH_RSS_HASH_XOR)
+ ix = mlx5e_bits_invert(i, MLX5E_LOG_INDIR_RQT_SIZE);
+
+ ix = priv->params.indirection_rqt[ix];
+ ix = ix % priv->params.num_channels;
+ MLX5_SET(rqtc, rqtc, rq_num[i],
+ test_bit(MLX5E_STATE_OPENED, &priv->state) ?
+ priv->channel[ix]->rq.rqn :
+ priv->drop_rq.rqn);
+ }
+}
+
static void mlx5e_fill_rqt_rqns(struct mlx5e_priv *priv, void *rqtc,
enum mlx5e_rqt_ix rqt_ix)
{
- int i;
- int log_sz;
switch (rqt_ix) {
case MLX5E_INDIRECTION_RQT:
- log_sz = priv->params.rx_hash_log_tbl_sz;
- for (i = 0; i < (1 << log_sz); i++) {
- int ix = i;
-
- if (priv->params.rss_hfunc == ETH_RSS_HASH_XOR)
- ix = mlx5e_bits_invert(i, log_sz);
-
- ix = ix % priv->params.num_channels;
- MLX5_SET(rqtc, rqtc, rq_num[i],
- test_bit(MLX5E_STATE_OPENED, &priv->state) ?
- priv->channel[ix]->rq.rqn :
- priv->drop_rq.rqn);
- }
+ mlx5e_fill_indir_rqt_rqns(priv, rqtc);
break;
@@ -1214,13 +1222,10 @@ static int mlx5e_create_rqt(struct mlx5e_priv *priv, enum mlx5e_rqt_ix rqt_ix)
u32 *in;
void *rqtc;
int inlen;
- int log_sz;
int sz;
int err;
- log_sz = (rqt_ix == MLX5E_SINGLE_RQ_RQT) ? 0 :
- priv->params.rx_hash_log_tbl_sz;
- sz = 1 << log_sz;
+ sz = (rqt_ix == MLX5E_SINGLE_RQ_RQT) ? 1 : MLX5E_INDIR_RQT_SIZE;
inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + sizeof(u32) * sz;
in = mlx5_vzalloc(inlen);
@@ -1241,19 +1246,16 @@ static int mlx5e_create_rqt(struct mlx5e_priv *priv, enum mlx5e_rqt_ix rqt_ix)
return err;
}
-static int mlx5e_redirect_rqt(struct mlx5e_priv *priv, enum mlx5e_rqt_ix rqt_ix)
+int mlx5e_redirect_rqt(struct mlx5e_priv *priv, enum mlx5e_rqt_ix rqt_ix)
{
struct mlx5_core_dev *mdev = priv->mdev;
u32 *in;
void *rqtc;
int inlen;
- int log_sz;
int sz;
int err;
- log_sz = (rqt_ix == MLX5E_SINGLE_RQ_RQT) ? 0 :
- priv->params.rx_hash_log_tbl_sz;
- sz = 1 << log_sz;
+ sz = (rqt_ix == MLX5E_SINGLE_RQ_RQT) ? 1 : MLX5E_INDIR_RQT_SIZE;
inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) + sizeof(u32) * sz;
in = mlx5_vzalloc(inlen);
@@ -1301,7 +1303,7 @@ static void mlx5e_build_tir_ctx_lro(void *tirc, struct mlx5e_priv *priv)
ROUGH_MAX_L2_L3_HDR_SZ) >> 8);
MLX5_SET(tirc, tirc, lro_timeout_period_usecs,
MLX5_CAP_ETH(priv->mdev,
- lro_timer_supported_periods[3]));
+ lro_timer_supported_periods[2]));
}
static int mlx5e_modify_tir_lro(struct mlx5e_priv *priv, int tt)
@@ -1611,7 +1613,7 @@ static void mlx5e_build_tir_ctx(struct mlx5e_priv *priv, u32 *tirc, int tt)
rx_hash_toeplitz_key);
MLX5_SET(tirc, tirc, rx_hash_symmetric, 1);
- netdev_rss_key_fill(rss_key, len);
+ memcpy(rss_key, priv->params.toeplitz_hash_key, len);
}
break;
}
@@ -1911,9 +1913,10 @@ u16 mlx5e_get_max_inline_cap(struct mlx5_core_dev *mdev)
static void mlx5e_build_netdev_priv(struct mlx5_core_dev *mdev,
struct net_device *netdev,
- int num_comp_vectors)
+ int num_channels)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
+ int i;
priv->params.log_sq_size =
MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE;
@@ -1930,22 +1933,22 @@ static void mlx5e_build_netdev_priv(struct mlx5_core_dev *mdev,
priv->params.tx_max_inline = mlx5e_get_max_inline_cap(mdev);
priv->params.min_rx_wqes =
MLX5E_PARAMS_DEFAULT_MIN_RX_WQES;
- priv->params.rx_hash_log_tbl_sz =
- (order_base_2(num_comp_vectors) >
- MLX5E_PARAMS_DEFAULT_RX_HASH_LOG_TBL_SZ) ?
- order_base_2(num_comp_vectors) :
- MLX5E_PARAMS_DEFAULT_RX_HASH_LOG_TBL_SZ;
priv->params.num_tc = 1;
priv->params.default_vlan_prio = 0;
priv->params.rss_hfunc = ETH_RSS_HASH_XOR;
- priv->params.lro_en = false && !!MLX5_CAP_ETH(priv->mdev, lro_cap);
+ netdev_rss_key_fill(priv->params.toeplitz_hash_key,
+ sizeof(priv->params.toeplitz_hash_key));
+
+ for (i = 0; i < MLX5E_INDIR_RQT_SIZE; i++)
+ priv->params.indirection_rqt[i] = i % num_channels;
+
priv->params.lro_wqe_sz =
MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ;
priv->mdev = mdev;
priv->netdev = netdev;
- priv->params.num_channels = num_comp_vectors;
+ priv->params.num_channels = num_channels;
priv->default_vlan_prio = priv->params.default_vlan_prio;
spin_lock_init(&priv->async_events_spinlock);
@@ -2034,19 +2037,20 @@ static void *mlx5e_create_netdev(struct mlx5_core_dev *mdev)
{
struct net_device *netdev;
struct mlx5e_priv *priv;
- int ncv = mdev->priv.eq_table.num_comp_vectors;
+ int nch = min_t(int, mdev->priv.eq_table.num_comp_vectors,
+ MLX5E_MAX_NUM_CHANNELS);
int err;
if (mlx5e_check_required_hca_cap(mdev))
return NULL;
- netdev = alloc_etherdev_mqs(sizeof(struct mlx5e_priv), ncv, ncv);
+ netdev = alloc_etherdev_mqs(sizeof(struct mlx5e_priv), nch, nch);
if (!netdev) {
mlx5_core_err(mdev, "alloc_etherdev_mqs() failed\n");
return NULL;
}
- mlx5e_build_netdev_priv(mdev, netdev, ncv);
+ mlx5e_build_netdev_priv(mdev, netdev, nch);
mlx5e_build_netdev(netdev);
netif_carrier_off(netdev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 9a9374131f5b..caea0621ab73 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -111,10 +111,12 @@ static void mlx5e_lro_update_hdr(struct sk_buff *skb, struct mlx5_cqe64 *cqe)
tcp = (struct tcphdr *)(skb->data + ETH_HLEN +
sizeof(struct iphdr));
ipv6 = NULL;
+ skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4;
} else {
tcp = (struct tcphdr *)(skb->data + ETH_HLEN +
sizeof(struct ipv6hdr));
ipv4 = NULL;
+ skb_shinfo(skb)->gso_type = SKB_GSO_TCPV6;
}
if (get_cqe_lro_tcppsh(cqe))
@@ -149,6 +151,38 @@ static inline void mlx5e_skb_set_hash(struct mlx5_cqe64 *cqe,
skb_set_hash(skb, be32_to_cpu(cqe->rss_hash_result), ht);
}
+static inline bool is_first_ethertype_ip(struct sk_buff *skb)
+{
+ __be16 ethertype = ((struct ethhdr *)skb->data)->h_proto;
+
+ return (ethertype == htons(ETH_P_IP) || ethertype == htons(ETH_P_IPV6));
+}
+
+static inline void mlx5e_handle_csum(struct net_device *netdev,
+ struct mlx5_cqe64 *cqe,
+ struct mlx5e_rq *rq,
+ struct sk_buff *skb)
+{
+ if (unlikely(!(netdev->features & NETIF_F_RXCSUM)))
+ goto csum_none;
+
+ if (likely(cqe->hds_ip_ext & CQE_L4_OK)) {
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ } else if (is_first_ethertype_ip(skb)) {
+ skb->ip_summed = CHECKSUM_COMPLETE;
+ skb->csum = csum_unfold(cqe->check_sum);
+ rq->stats.csum_sw++;
+ } else {
+ goto csum_none;
+ }
+
+ return;
+
+csum_none:
+ skb->ip_summed = CHECKSUM_NONE;
+ rq->stats.csum_none++;
+}
+
static inline void mlx5e_build_rx_skb(struct mlx5_cqe64 *cqe,
struct mlx5e_rq *rq,
struct sk_buff *skb)
@@ -162,20 +196,12 @@ static inline void mlx5e_build_rx_skb(struct mlx5_cqe64 *cqe,
lro_num_seg = be32_to_cpu(cqe->srqn) >> 24;
if (lro_num_seg > 1) {
mlx5e_lro_update_hdr(skb, cqe);
- skb_shinfo(skb)->gso_size = MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ;
+ skb_shinfo(skb)->gso_size = DIV_ROUND_UP(cqe_bcnt, lro_num_seg);
rq->stats.lro_packets++;
rq->stats.lro_bytes += cqe_bcnt;
}
- if (likely(netdev->features & NETIF_F_RXCSUM) &&
- (cqe->hds_ip_ext & CQE_L2_OK) &&
- (cqe->hds_ip_ext & CQE_L3_OK) &&
- (cqe->hds_ip_ext & CQE_L4_OK)) {
- skb->ip_summed = CHECKSUM_UNNECESSARY;
- } else {
- skb->ip_summed = CHECKSUM_NONE;
- rq->stats.csum_none++;
- }
+ mlx5e_handle_csum(netdev, cqe, rq, skb);
skb->protocol = eth_type_trans(skb, netdev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c
index 70147999f657..821caaab9bfb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/port.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c
@@ -216,22 +216,25 @@ int mlx5_set_port_proto(struct mlx5_core_dev *dev, u32 proto_admin,
}
EXPORT_SYMBOL_GPL(mlx5_set_port_proto);
-int mlx5_set_port_status(struct mlx5_core_dev *dev,
- enum mlx5_port_status status)
+int mlx5_set_port_admin_status(struct mlx5_core_dev *dev,
+ enum mlx5_port_status status)
{
u32 in[MLX5_ST_SZ_DW(paos_reg)];
u32 out[MLX5_ST_SZ_DW(paos_reg)];
memset(in, 0, sizeof(in));
+ MLX5_SET(paos_reg, in, local_port, 1);
MLX5_SET(paos_reg, in, admin_status, status);
MLX5_SET(paos_reg, in, ase, 1);
return mlx5_core_access_reg(dev, in, sizeof(in), out,
sizeof(out), MLX5_REG_PAOS, 0, 1);
}
+EXPORT_SYMBOL_GPL(mlx5_set_port_admin_status);
-int mlx5_query_port_status(struct mlx5_core_dev *dev, u8 *status)
+int mlx5_query_port_admin_status(struct mlx5_core_dev *dev,
+ enum mlx5_port_status *status)
{
u32 in[MLX5_ST_SZ_DW(paos_reg)];
u32 out[MLX5_ST_SZ_DW(paos_reg)];
@@ -239,14 +242,17 @@ int mlx5_query_port_status(struct mlx5_core_dev *dev, u8 *status)
memset(in, 0, sizeof(in));
+ MLX5_SET(paos_reg, in, local_port, 1);
+
err = mlx5_core_access_reg(dev, in, sizeof(in), out,
sizeof(out), MLX5_REG_PAOS, 0, 0);
if (err)
return err;
- *status = MLX5_GET(paos_reg, out, oper_status);
+ *status = MLX5_GET(paos_reg, out, admin_status);
return err;
}
+EXPORT_SYMBOL_GPL(mlx5_query_port_admin_status);
static void mlx5_query_port_mtu(struct mlx5_core_dev *dev, int *admin_mtu,
int *max_mtu, int *oper_mtu, u8 port)
@@ -328,3 +334,45 @@ int mlx5_query_port_vl_hw_cap(struct mlx5_core_dev *dev,
return 0;
}
EXPORT_SYMBOL_GPL(mlx5_query_port_vl_hw_cap);
+
+int mlx5_set_port_pause(struct mlx5_core_dev *dev, u32 rx_pause, u32 tx_pause)
+{
+ u32 in[MLX5_ST_SZ_DW(pfcc_reg)];
+ u32 out[MLX5_ST_SZ_DW(pfcc_reg)];
+ int err;
+
+ memset(in, 0, sizeof(in));
+ MLX5_SET(pfcc_reg, in, local_port, 1);
+ MLX5_SET(pfcc_reg, in, pptx, tx_pause);
+ MLX5_SET(pfcc_reg, in, pprx, rx_pause);
+
+ err = mlx5_core_access_reg(dev, in, sizeof(in), out,
+ sizeof(out), MLX5_REG_PFCC, 0, 1);
+ return err;
+}
+EXPORT_SYMBOL_GPL(mlx5_set_port_pause);
+
+int mlx5_query_port_pause(struct mlx5_core_dev *dev,
+ u32 *rx_pause, u32 *tx_pause)
+{
+ u32 in[MLX5_ST_SZ_DW(pfcc_reg)];
+ u32 out[MLX5_ST_SZ_DW(pfcc_reg)];
+ int err;
+
+ memset(in, 0, sizeof(in));
+ MLX5_SET(pfcc_reg, in, local_port, 1);
+
+ err = mlx5_core_access_reg(dev, in, sizeof(in), out,
+ sizeof(out), MLX5_REG_PFCC, 0, 0);
+ if (err)
+ return err;
+
+ if (rx_pause)
+ *rx_pause = MLX5_GET(pfcc_reg, out, pprx);
+
+ if (tx_pause)
+ *tx_pause = MLX5_GET(pfcc_reg, out, pptx);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_pause);
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 2039546b0ec6..8b6d6f2154a4 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -103,6 +103,7 @@ enum {
MLX5_REG_PMTU = 0x5003,
MLX5_REG_PTYS = 0x5004,
MLX5_REG_PAOS = 0x5006,
+ MLX5_REG_PFCC = 0x5007,
MLX5_REG_PPCNT = 0x5008,
MLX5_REG_PMAOS = 0x5012,
MLX5_REG_PUDE = 0x5009,
@@ -152,8 +153,8 @@ enum mlx5_dev_event {
};
enum mlx5_port_status {
- MLX5_PORT_UP = 1 << 1,
- MLX5_PORT_DOWN = 1 << 2,
+ MLX5_PORT_UP = 1,
+ MLX5_PORT_DOWN = 2,
};
struct mlx5_uuar_info {
@@ -761,9 +762,10 @@ int mlx5_query_port_proto_oper(struct mlx5_core_dev *dev,
u8 local_port);
int mlx5_set_port_proto(struct mlx5_core_dev *dev, u32 proto_admin,
int proto_mask);
-int mlx5_set_port_status(struct mlx5_core_dev *dev,
- enum mlx5_port_status status);
-int mlx5_query_port_status(struct mlx5_core_dev *dev, u8 *status);
+int mlx5_set_port_admin_status(struct mlx5_core_dev *dev,
+ enum mlx5_port_status status);
+int mlx5_query_port_admin_status(struct mlx5_core_dev *dev,
+ enum mlx5_port_status *status);
int mlx5_set_port_mtu(struct mlx5_core_dev *dev, int mtu, u8 port);
void mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, int *max_mtu, u8 port);
@@ -773,6 +775,10 @@ void mlx5_query_port_oper_mtu(struct mlx5_core_dev *dev, int *oper_mtu,
int mlx5_query_port_vl_hw_cap(struct mlx5_core_dev *dev,
u8 *vl_hw_cap, u8 local_port);
+int mlx5_set_port_pause(struct mlx5_core_dev *dev, u32 rx_pause, u32 tx_pause);
+int mlx5_query_port_pause(struct mlx5_core_dev *dev,
+ u32 *rx_pause, u32 *tx_pause);
+
int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-01 20:42:09 +0300