[dpdk-dev] [PATCH 1/3] net/sfc/base: support drop filters on EF10 family NICs
Andrew Rybchenko
arybchenko at solarflare.com
Tue Feb 27 14:11:18 CET 2018
From: Roman Zhukov <Roman.Zhukov at oktetlabs.ru>
Add support for filters which drop packets when forming MCDI request
for a filter.
Signed-off-by: Roman Zhukov <Roman.Zhukov at oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
drivers/net/sfc/base/ef10_filter.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/net/sfc/base/ef10_filter.c b/drivers/net/sfc/base/ef10_filter.c
index 54e1c35..54ea9e3 100644
--- a/drivers/net/sfc/base/ef10_filter.c
+++ b/drivers/net/sfc/base/ef10_filter.c
@@ -209,10 +209,15 @@ efx_mcdi_filter_op_add(
EVB_PORT_ID_ASSIGNED);
MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_MATCH_FIELDS,
match_flags);
- MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_DEST,
- MC_CMD_FILTER_OP_EXT_IN_RX_DEST_HOST);
- MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_QUEUE,
- spec->efs_dmaq_id);
+ if (spec->efs_dmaq_id == EFX_FILTER_SPEC_RX_DMAQ_ID_DROP) {
+ MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_DEST,
+ MC_CMD_FILTER_OP_EXT_IN_RX_DEST_DROP);
+ } else {
+ MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_DEST,
+ MC_CMD_FILTER_OP_EXT_IN_RX_DEST_HOST);
+ MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_QUEUE,
+ spec->efs_dmaq_id);
+ }
#if EFSYS_OPT_RX_SCALE
if (spec->efs_flags & EFX_FILTER_FLAG_RX_RSS) {
--
2.7.4
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