[v1,36/38] net/mvpp2: forward bad packets support
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Commit Message
From: Dana Vardi <danat@marvell.com>
extend the config file with option to forward packets
that were marked as "l2 bad pkts".
by default the driver drop those packets
Signed-off-by: Dana Vardi <danat@marvell.com>
Reviewed-by: Liron Himi <lironh@marvell.com>
---
drivers/net/mvpp2/mrvl_ethdev.c | 10 ++++++++--
drivers/net/mvpp2/mrvl_ethdev.h | 2 ++
drivers/net/mvpp2/mrvl_qos.c | 17 +++++++++++++++++
drivers/net/mvpp2/mrvl_qos.h | 1 +
4 files changed, 28 insertions(+), 2 deletions(-)
Comments
Reviewed-by: Michael Shamis <michaelsh@marvell.com>
-----Original Message-----
From: dev <dev-bounces@dpdk.org> On Behalf Of lironh@marvell.com
Sent: Wednesday, December 2, 2020 12:12 PM
To: Jerin Jacob Kollanukkaran <jerinj@marvell.com>
Cc: dev@dpdk.org; Dana Vardi <danat@marvell.com>; Liron Himi <lironh@marvell.com>
Subject: [dpdk-dev] [PATCH v1 36/38] net/mvpp2: forward bad packets support
From: Dana Vardi <danat@marvell.com>
extend the config file with option to forward packets that were marked as "l2 bad pkts".
by default the driver drop those packets
Signed-off-by: Dana Vardi <danat@marvell.com>
Reviewed-by: Liron Himi <lironh@marvell.com>
---
drivers/net/mvpp2/mrvl_ethdev.c | 10 ++++++++-- drivers/net/mvpp2/mrvl_ethdev.h | 2 ++
drivers/net/mvpp2/mrvl_qos.c | 17 +++++++++++++++++
drivers/net/mvpp2/mrvl_qos.h | 1 +
4 files changed, 28 insertions(+), 2 deletions(-)
diff --git a/drivers/net/mvpp2/mrvl_ethdev.c b/drivers/net/mvpp2/mrvl_ethdev.c index cb792300b..4b5c4f075 100644
--- a/drivers/net/mvpp2/mrvl_ethdev.c
+++ b/drivers/net/mvpp2/mrvl_ethdev.c
@@ -798,9 +798,14 @@ mrvl_dev_start(struct rte_eth_dev *dev)
priv->pp_id, priv->ppio_id);
priv->ppio_params.match = match;
priv->ppio_params.eth_start_hdr = PP2_PPIO_HDR_ETH;
- if (mrvl_cfg)
+ priv->forward_bad_frames = 0;
+
+ if (mrvl_cfg) {
priv->ppio_params.eth_start_hdr =
mrvl_cfg->port[dev->data->port_id].eth_start_hdr;
+ priv->forward_bad_frames =
+ mrvl_cfg->port[dev->data->port_id].forward_bad_frames;
+ }
/*
* Calculate the minimum bpool size for refill feature as follows:
@@ -2709,7 +2714,8 @@ mrvl_rx_pkt_burst(void *rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
/* drop packet in case of mac, overrun or resource error */
status = pp2_ppio_inq_desc_get_l2_pkt_error(&descs[i]);
- if (unlikely(status != PP2_DESC_ERR_OK)) {
+ if ((unlikely(status != PP2_DESC_ERR_OK)) &&
+ !(q->priv->forward_bad_frames)) {
struct pp2_buff_inf binf = {
.addr = rte_mbuf_data_iova_default(mbuf),
.cookie = (uint64_t)mbuf,
diff --git a/drivers/net/mvpp2/mrvl_ethdev.h b/drivers/net/mvpp2/mrvl_ethdev.h index 148f2acba..2c1c159b9 100644
--- a/drivers/net/mvpp2/mrvl_ethdev.h
+++ b/drivers/net/mvpp2/mrvl_ethdev.h
@@ -182,6 +182,8 @@ struct mrvl_priv {
LIST_HEAD(shaper_profiles, mrvl_tm_shaper_profile) shaper_profiles;
LIST_HEAD(nodes, mrvl_tm_node) nodes;
uint64_t rate_max;
+
+ uint8_t forward_bad_frames;
};
/** Flow operations forward declaration. */ diff --git a/drivers/net/mvpp2/mrvl_qos.c b/drivers/net/mvpp2/mrvl_qos.c index 10e8636b4..f3936aec4 100644
--- a/drivers/net/mvpp2/mrvl_qos.c
+++ b/drivers/net/mvpp2/mrvl_qos.c
@@ -76,6 +76,8 @@
#define MRVL_TOK_PARSER_UDF_PROTO_UDP "udp"
#define MRVL_TOK_PARSER_UDF_FIELD_UDP_DPORT "dport"
+/* paser forward bad frames tokens */
+#define MRVL_TOK_FWD_BAD_FRAMES "forward_bad_frames"
/** Number of tokens in range a-b = 2. */ #define MAX_RNG_TOKENS 2 @@ -872,6 +874,21 @@ mrvl_get_cfg(const char *key __rte_unused, const char *path, void *extra_args)
return -1;
}
}
+
+ /* Parse forward bad frames option */
+ entry = rte_cfgfile_get_entry(file, sec_name,
+ MRVL_TOK_FWD_BAD_FRAMES);
+ if (entry) {
+ if (get_val_securely(entry, &val) < 0) {
+ MRVL_LOG(ERR,
+ "Error in parsing %s value (%s)!\n",
+ MRVL_TOK_FWD_BAD_FRAMES, entry);
+ return -1;
+ }
+ (*cfg)->port[n].forward_bad_frames = (uint8_t)val;
+ } else {
+ (*cfg)->port[n].forward_bad_frames = 0;
+ }
}
return 0;
diff --git a/drivers/net/mvpp2/mrvl_qos.h b/drivers/net/mvpp2/mrvl_qos.h index daf4776ec..f2e341c37 100644
--- a/drivers/net/mvpp2/mrvl_qos.h
+++ b/drivers/net/mvpp2/mrvl_qos.h
@@ -48,6 +48,7 @@ struct mrvl_cfg {
uint8_t use_global_defaults;
struct pp2_cls_plcr_params policer_params;
uint8_t setup_policer;
+ uint8_t forward_bad_frames;
} port[RTE_MAX_ETHPORTS];
};
--
2.28.0
@@ -798,9 +798,14 @@ mrvl_dev_start(struct rte_eth_dev *dev)
priv->pp_id, priv->ppio_id);
priv->ppio_params.match = match;
priv->ppio_params.eth_start_hdr = PP2_PPIO_HDR_ETH;
- if (mrvl_cfg)
+ priv->forward_bad_frames = 0;
+
+ if (mrvl_cfg) {
priv->ppio_params.eth_start_hdr =
mrvl_cfg->port[dev->data->port_id].eth_start_hdr;
+ priv->forward_bad_frames =
+ mrvl_cfg->port[dev->data->port_id].forward_bad_frames;
+ }
/*
* Calculate the minimum bpool size for refill feature as follows:
@@ -2709,7 +2714,8 @@ mrvl_rx_pkt_burst(void *rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
/* drop packet in case of mac, overrun or resource error */
status = pp2_ppio_inq_desc_get_l2_pkt_error(&descs[i]);
- if (unlikely(status != PP2_DESC_ERR_OK)) {
+ if ((unlikely(status != PP2_DESC_ERR_OK)) &&
+ !(q->priv->forward_bad_frames)) {
struct pp2_buff_inf binf = {
.addr = rte_mbuf_data_iova_default(mbuf),
.cookie = (uint64_t)mbuf,
@@ -182,6 +182,8 @@ struct mrvl_priv {
LIST_HEAD(shaper_profiles, mrvl_tm_shaper_profile) shaper_profiles;
LIST_HEAD(nodes, mrvl_tm_node) nodes;
uint64_t rate_max;
+
+ uint8_t forward_bad_frames;
};
/** Flow operations forward declaration. */
@@ -76,6 +76,8 @@
#define MRVL_TOK_PARSER_UDF_PROTO_UDP "udp"
#define MRVL_TOK_PARSER_UDF_FIELD_UDP_DPORT "dport"
+/* paser forward bad frames tokens */
+#define MRVL_TOK_FWD_BAD_FRAMES "forward_bad_frames"
/** Number of tokens in range a-b = 2. */
#define MAX_RNG_TOKENS 2
@@ -872,6 +874,21 @@ mrvl_get_cfg(const char *key __rte_unused, const char *path, void *extra_args)
return -1;
}
}
+
+ /* Parse forward bad frames option */
+ entry = rte_cfgfile_get_entry(file, sec_name,
+ MRVL_TOK_FWD_BAD_FRAMES);
+ if (entry) {
+ if (get_val_securely(entry, &val) < 0) {
+ MRVL_LOG(ERR,
+ "Error in parsing %s value (%s)!\n",
+ MRVL_TOK_FWD_BAD_FRAMES, entry);
+ return -1;
+ }
+ (*cfg)->port[n].forward_bad_frames = (uint8_t)val;
+ } else {
+ (*cfg)->port[n].forward_bad_frames = 0;
+ }
}
return 0;
@@ -48,6 +48,7 @@ struct mrvl_cfg {
uint8_t use_global_defaults;
struct pp2_cls_plcr_params policer_params;
uint8_t setup_policer;
+ uint8_t forward_bad_frames;
} port[RTE_MAX_ETHPORTS];
};