[v2,10/10] vdpa/sfc: set a multicast filter during vDPA init
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Commit Message
From: Vijay Kumar Srivastava <vsrivast@xilinx.com>
Insert unknown multicast filter to allow IPv6 neighbor discovery
Signed-off-by: Vijay Kumar Srivastava <vsrivast@xilinx.com>
---
drivers/vdpa/sfc/sfc_vdpa.h | 3 ++-
drivers/vdpa/sfc/sfc_vdpa_filter.c | 19 +++++++++++++++++--
2 files changed, 19 insertions(+), 3 deletions(-)
@@ -21,7 +21,7 @@
#define SFC_VDPA_DEFAULT_MCDI_IOVA 0x200000000000
/* Broadcast & Unicast MAC filters are supported */
-#define SFC_MAX_SUPPORTED_FILTERS 2
+#define SFC_MAX_SUPPORTED_FILTERS 3
/*
* Get function-local index of the associated VI from the
@@ -32,6 +32,7 @@
enum sfc_vdpa_filter_type {
SFC_VDPA_BCAST_MAC_FILTER = 0,
SFC_VDPA_UCAST_MAC_FILTER = 1,
+ SFC_VDPA_MCAST_DST_FILTER = 2,
SFC_VDPA_FILTER_NTYPE
};
@@ -39,8 +39,12 @@
spec->efs_flags = EFX_FILTER_FLAG_RX;
spec->efs_dmaq_id = qid;
- rc = efx_filter_spec_set_eth_local(spec, EFX_FILTER_SPEC_VID_UNSPEC,
- eth_addr);
+ if (eth_addr == NULL)
+ rc = efx_filter_spec_set_mc_def(spec);
+ else
+ rc = efx_filter_spec_set_eth_local(spec,
+ EFX_FILTER_SPEC_VID_UNSPEC,
+ eth_addr);
if (rc != 0)
return rc;
@@ -114,6 +118,17 @@ int sfc_vdpa_filter_config(struct sfc_vdpa_ops_data *ops_data)
else
sva->filters.filter_cnt++;
+ sfc_vdpa_log_init(sva, "insert unknown mcast filter");
+ spec = &sva->filters.spec[SFC_VDPA_MCAST_DST_FILTER];
+
+ rc = sfc_vdpa_set_mac_filter(nic, spec, qid, NULL);
+ if (rc != 0)
+ sfc_vdpa_err(sva,
+ "mcast filter insertion failed: %s",
+ rte_strerror(rc));
+ else
+ sva->filters.filter_cnt++;
+
sfc_vdpa_log_init(sva, "done");
return rc;