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From: Andrew Rybchenko <arybchenko@solarflare.com>
To: <y@solarflare.com>
CC: <dev@dpdk.org>, Ivan Malov <ivan.malov@oktetlabs.ru>
Date: Tue, 20 Oct 2020 09:48:05 +0100
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Subject: [dpdk-dev] [PATCH 38/62] common/sfc_efx/base: add an API for adding
action DROP
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From: Ivan Malov <ivan.malov@oktetlabs.ru>
Client drivers may need to request that matching traffic be dropped.
Add a dedicated API to support this. The API relies on action
DELIVER with properly constructed NULL MPORT argument.
Signed-off-by: Ivan Malov <ivan.malov@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andy Moreton <amoreton@xilinx.com>
---
drivers/common/sfc_efx/base/efx.h | 5 +++++
drivers/common/sfc_efx/base/efx_mae.c | 19 +++++++++++++++++++
.../sfc_efx/rte_common_sfc_efx_version.map | 1 +
3 files changed, 25 insertions(+)
diff --git a/drivers/common/sfc_efx/base/efx.h b/drivers/common/sfc_efx/base/efx.h
index 96ea93f75a..4a4dc8ba4d 100644
--- a/drivers/common/sfc_efx/base/efx.h
+++ b/drivers/common/sfc_efx/base/efx.h
@@ -4211,6 +4211,11 @@ efx_mae_action_set_populate_deliver(
__in efx_mae_actions_t *spec,
__in const efx_mport_sel_t *mportp);
+LIBEFX_API
+extern __checkReturn efx_rc_t
+efx_mae_action_set_populate_drop(
+ __in efx_mae_actions_t *spec);
+
LIBEFX_API
extern __checkReturn boolean_t
efx_mae_action_set_specs_equal(
diff --git a/drivers/common/sfc_efx/base/efx_mae.c b/drivers/common/sfc_efx/base/efx_mae.c
index ee51f19e5e..0cfa3f6c06 100644
--- a/drivers/common/sfc_efx/base/efx_mae.c
+++ b/drivers/common/sfc_efx/base/efx_mae.c
@@ -1028,6 +1028,25 @@ efx_mae_action_set_populate_deliver(
return (rc);
}
+ __checkReturn efx_rc_t
+efx_mae_action_set_populate_drop(
+ __in efx_mae_actions_t *spec)
+{
+ efx_mport_sel_t mport;
+ const uint8_t *arg;
+ efx_dword_t dword;
+
+ EFX_POPULATE_DWORD_1(dword,
+ MAE_MPORT_SELECTOR_FLAT, MAE_MPORT_SELECTOR_NULL);
+
+ mport.sel = dword.ed_u32[0];
+
+ arg = (const uint8_t *)&mport.sel;
+
+ return (efx_mae_action_set_spec_populate(spec,
+ EFX_MAE_ACTION_DELIVER, sizeof (mport.sel), arg));
+}
+
__checkReturn boolean_t
efx_mae_action_set_specs_equal(
__in const efx_mae_actions_t *left,
diff --git a/drivers/common/sfc_efx/rte_common_sfc_efx_version.map b/drivers/common/sfc_efx/rte_common_sfc_efx_version.map
index cb92955a64..7cc692db3f 100644
--- a/drivers/common/sfc_efx/rte_common_sfc_efx_version.map
+++ b/drivers/common/sfc_efx/rte_common_sfc_efx_version.map
@@ -90,6 +90,7 @@ INTERNAL {
efx_mae_action_set_alloc;
efx_mae_action_set_free;
efx_mae_action_set_populate_deliver;
+ efx_mae_action_set_populate_drop;
efx_mae_action_set_populate_flag;
efx_mae_action_set_populate_mark;
efx_mae_action_set_populate_vlan_pop;
--
2.17.1