Ori and qi

On 4/15/2020 10:31 AM, Zhang, Qi Z wrote:

-----Original Message-----
From: Ori Kam <or...@mellanox.com>
Sent: Tuesday, April 14, 2020 5:43 PM
To: Guo, Jia <jia....@intel.com>; Iremonger, Bernard
<bernard.iremon...@intel.com>; Ye, Xiaolong <xiaolong...@intel.com>;
Zhang, Qi Z <qi.z.zh...@intel.com>
Cc: dev@dpdk.org; Wu, Jingjing <jingjing...@intel.com>; Cao, Yahui
<yahui....@intel.com>; Su, Simei <simei...@intel.com>
Subject: RE: [dpdk-dev v4 1/3] ethdev: add new RSS offload types

Hi Jeff,
PSB

Best,
Ori
-----Original Message-----
From: Jeff Guo <jia....@intel.com>
Sent: Tuesday, April 14, 2020 8:42 PM
To: Ori Kam <or...@mellanox.com>; bernard.iremon...@intel.com;
xiaolong...@intel.com; qi.z.zh...@intel.com
Cc: dev@dpdk.org; jingjing...@intel.com; yahui....@intel.com;
simei...@intel.com; jia....@intel.com
Subject: [dpdk-dev v4 1/3] ethdev: add new RSS offload types

Defines some new RSS offload types for ETH/SVLAN/CVLAN/GTPU/L2TPV3/
ESP/AH/PFCP.

Signed-off-by: Jeff Guo <jia....@intel.com>
Reviewed-by: Qi Zhang <qi.z.zh...@intel.com>
---
v4->v3:
no change
---
  lib/librte_ethdev/rte_ethdev.h | 11 ++++++++++-
  1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/lib/librte_ethdev/rte_ethdev.h
b/lib/librte_ethdev/rte_ethdev.h index d1a593ad1..efe705ff0 100644
--- a/lib/librte_ethdev/rte_ethdev.h
+++ b/lib/librte_ethdev/rte_ethdev.h
@@ -511,6 +511,13 @@ struct rte_eth_rss_conf {
  #define ETH_RSS_GENEVE             (1ULL << 20)
  #define ETH_RSS_NVGRE              (1ULL << 21)
  #define ETH_RSS_GTPU               (1ULL << 23)
+#define ETH_RSS_ETH               (1ULL << 24)
+#define ETH_RSS_S_VLAN            (1ULL << 25)
+#define ETH_RSS_C_VLAN            (1ULL << 26)
+#define ETH_RSS_ESP               (1ULL << 27)
+#define ETH_RSS_AH                (1ULL << 28)
+#define ETH_RSS_L2TPV3            (1ULL << 29)
+#define ETH_RSS_PFCP              (1ULL << 30)

  /*
   * We use the following macros to combine with above ETH_RSS_* for
@@
-524,7 +531,9 @@ struct rte_eth_rss_conf {
  #define ETH_RSS_L3_SRC_ONLY        (1ULL << 63)
  #define ETH_RSS_L3_DST_ONLY        (1ULL << 62)
  #define ETH_RSS_L4_SRC_ONLY        (1ULL << 61)
-#define ETH_RSS_L4_DST_ONLY        (1ULL << 60)
+#define ETH_RSS_L4_DST_ONLY       (1ULL << 60)
+#define ETH_RSS_ETH_SRC_ONLY      (1ULL << 59)
+#define ETH_RSS_ETH_DST_ONLY      (1ULL << 58)

Why not change to L2_RSS_SRC_ONLY? Same for DST?
Also if it is not ABI/API change I would suggest to move the ETH defines to be
63.
I think reorder will break Application which already use 19.11.


Will rename it to ETH_RSS_L2_XXX and keep the order which will not break the ABI/API, if no objection. Thanks.


  /**
   * For input set change of hash filter, if SRC_ONLY and DST_ONLY of
--
2.20.1

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