Re: [dpdk-dev] net/iavf: fix VF reset issue for hash

Re: [dpdk-dev] net/iavf: fix VF reset issue for hash

[He, Zhiwei]

Test-by Zhiwei.He <Zhiwei.he@intel.com>

-----Original Message-----
From: dev <dev-bounces@dpdk.org> On Behalf Of Jeff Guo
Sent: Tuesday, May 19, 2020 8:20 AM
To: Xing, Beilei <beilei.xing@intel.com>; Ye, Xiaolong <xiaolong.ye@intel.com>; Zhang, Qi Z <qi.z.zhang@intel.com>; Wu, Jingjing <jingjing.wu@intel.com>
Cc: dev@dpdk.org; Guo, Jia <jia.guo@intel.com>
Subject: [dpdk-dev] net/iavf: fix VF reset issue for hash

Since there are some default rss configure in kernel PF/VF but not DPDK IAVF, if these configurations be modified by VF and then VF reset, this default rss configurations can not be reset to default by IAVF. So need to add default rss set in IAVF hash initial process.

Signed-off-by: Jeff Guo <jia.guo@intel.com>
Fixes: 7be10c3004be ("net/iavf: add RSS configuration for VF")
---
 drivers/net/iavf/iavf_hash.c | 51 +++++++++++++++++++++++++++++++++++-
 1 file changed, 50 insertions(+), 1 deletion(-)

diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c index 975c84556..04b3492ce 100644
--- a/drivers/net/iavf/iavf_hash.c
+++ b/drivers/net/iavf/iavf_hash.c
@@ -857,6 +857,17 @@ struct iavf_hash_match_type iavf_hash_type_list[] = {
 					&hdrs_hint_ipv6_sctp},
 };
 
+struct virtchnl_proto_hdrs *iavf_hash_default_hdrs[] = {
+	&hdrs_hint_ipv4,
+	&hdrs_hint_ipv4_udp,
+	&hdrs_hint_ipv4_tcp,
+	&hdrs_hint_ipv4_sctp,
+	&hdrs_hint_ipv6,
+	&hdrs_hint_ipv6_udp,
+	&hdrs_hint_ipv6_tcp,
+	&hdrs_hint_ipv6_sctp,
+};
+
 static struct iavf_flow_engine iavf_hash_engine = {
 	.init = iavf_hash_init,
 	.create = iavf_hash_create,
@@ -875,6 +886,33 @@ static struct iavf_flow_parser iavf_hash_parser = {
 	.stage = IAVF_FLOW_STAGE_RSS,
 };
 
+static int
+iavf_hash_default_set(struct iavf_adapter *ad) {
+	struct virtchnl_rss_cfg *rss_cfg;
+	uint16_t i;
+	int ret;
+
+	rss_cfg = rte_zmalloc("iavf rss rule",
+			      sizeof(struct virtchnl_rss_cfg), 0);
+	if (!rss_cfg)
+		return -ENOMEM;
+
+	for (i = 0; i < RTE_DIM(iavf_hash_default_hdrs); i++) {
+		rss_cfg->proto_hdrs = *iavf_hash_default_hdrs[i];
+		rss_cfg->rss_algorithm = VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC;
+
+		ret = iavf_add_del_rss_cfg(ad, rss_cfg, true);
+		if (ret) {
+			PMD_DRV_LOG(ERR, "fail to add RSS configure");
+			rte_free(rss_cfg);
+			return ret;
+		}
+	}
+
+	return ret;
+}
+
 RTE_INIT(iavf_hash_engine_init)
 {
 	struct iavf_flow_engine *engine = &iavf_hash_engine; @@ -887,6 +925,7 @@ iavf_hash_init(struct iavf_adapter *ad)  {
 	struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 	struct iavf_flow_parser *parser;
+	int ret;
 
 	if (!vf->vf_res)
 		return -EINVAL;
@@ -896,7 +935,17 @@ iavf_hash_init(struct iavf_adapter *ad)
 
 	parser = &iavf_hash_parser;
 
-	return iavf_register_parser(parser, ad);
+	ret = iavf_register_parser(parser, ad);
+	if (ret) {
+		PMD_DRV_LOG(ERR, "fail to register hash parser");
+		return ret;
+	}
+
+	ret = iavf_hash_default_set(ad);
+	if (ret)
+		PMD_DRV_LOG(ERR, "fail to set default RSS");
+
+	return ret;
 }
 
 static int
--
2.20.1

Re: [dpdk-dev] net/iavf: fix VF reset issue for hash

[Zhang, Qi Z]

> -----Original Message-----
> From: He, Zhiwei <zhiwei.he@intel.com>
> Sent: Monday, May 18, 2020 9:15 PM
> To: Guo, Jia <jia.guo@intel.com>; Xing, Beilei <beilei.xing@intel.com>; Ye,
> Xiaolong <xiaolong.ye@intel.com>; Zhang, Qi Z <qi.z.zhang@intel.com>; Wu,
> Jingjing <jingjing.wu@intel.com>
> Cc: dev@dpdk.org; Guo, Jia <jia.guo@intel.com>
> Subject: RE: [dpdk-dev] net/iavf: fix VF reset issue for hash
> 
> Test-by Zhiwei.He <Zhiwei.he@intel.com>
> 
> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Jeff Guo
> Sent: Tuesday, May 19, 2020 8:20 AM
> To: Xing, Beilei <beilei.xing@intel.com>; Ye, Xiaolong
> <xiaolong.ye@intel.com>; Zhang, Qi Z <qi.z.zhang@intel.com>; Wu, Jingjing
> <jingjing.wu@intel.com>
> Cc: dev@dpdk.org; Guo, Jia <jia.guo@intel.com>
> Subject: [dpdk-dev] net/iavf: fix VF reset issue for hash
> 
> Since there are some default rss configure in kernel PF/VF but not DPDK IAVF,
> if these configurations be modified by VF and then VF reset, this default rss
> configurations can not be reset to default by IAVF. So need to add default rss
> set in IAVF hash initial process.
> 
> Signed-off-by: Jeff Guo <jia.guo@intel.com>

Acked-by: Qi Zhang <qi.z.zhang@intel.com>

Re: [dpdk-dev] net/iavf: fix VF reset issue for hash

[Ye Xiaolong]

On 05/18, Jeff Guo wrote:
>Since there are some default rss configure in kernel PF/VF but not DPDK
>IAVF, if these configurations be modified by VF and then VF reset, this
>default rss configurations can not be reset to default by IAVF. So need
>to add default rss set in IAVF hash initial process.
>
>Signed-off-by: Jeff Guo <jia.guo@intel.com>
>Fixes: 7be10c3004be ("net/iavf: add RSS configuration for VF")
>---
> drivers/net/iavf/iavf_hash.c | 51 +++++++++++++++++++++++++++++++++++-
> 1 file changed, 50 insertions(+), 1 deletion(-)
>
>diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
>index 975c84556..04b3492ce 100644
>--- a/drivers/net/iavf/iavf_hash.c
>+++ b/drivers/net/iavf/iavf_hash.c
>@@ -857,6 +857,17 @@ struct iavf_hash_match_type iavf_hash_type_list[] = {
> 					&hdrs_hint_ipv6_sctp},
> };
> 
>+struct virtchnl_proto_hdrs *iavf_hash_default_hdrs[] = {
>+	&hdrs_hint_ipv4,
>+	&hdrs_hint_ipv4_udp,
>+	&hdrs_hint_ipv4_tcp,
>+	&hdrs_hint_ipv4_sctp,
>+	&hdrs_hint_ipv6,
>+	&hdrs_hint_ipv6_udp,
>+	&hdrs_hint_ipv6_tcp,
>+	&hdrs_hint_ipv6_sctp,
>+};
>+
> static struct iavf_flow_engine iavf_hash_engine = {
> 	.init = iavf_hash_init,
> 	.create = iavf_hash_create,
>@@ -875,6 +886,33 @@ static struct iavf_flow_parser iavf_hash_parser = {
> 	.stage = IAVF_FLOW_STAGE_RSS,
> };
> 
>+static int
>+iavf_hash_default_set(struct iavf_adapter *ad)
>+{
>+	struct virtchnl_rss_cfg *rss_cfg;
>+	uint16_t i;
>+	int ret;
>+
>+	rss_cfg = rte_zmalloc("iavf rss rule",
>+			      sizeof(struct virtchnl_rss_cfg), 0);
>+	if (!rss_cfg)
>+		return -ENOMEM;
>+
>+	for (i = 0; i < RTE_DIM(iavf_hash_default_hdrs); i++) {
>+		rss_cfg->proto_hdrs = *iavf_hash_default_hdrs[i];
>+		rss_cfg->rss_algorithm = VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC;
>+
>+		ret = iavf_add_del_rss_cfg(ad, rss_cfg, true);
>+		if (ret) {
>+			PMD_DRV_LOG(ERR, "fail to add RSS configure");
>+			rte_free(rss_cfg);
>+			return ret;
>+		}
>+	}
>+
>+	return ret;
>+}
>+
> RTE_INIT(iavf_hash_engine_init)
> {
> 	struct iavf_flow_engine *engine = &iavf_hash_engine;
>@@ -887,6 +925,7 @@ iavf_hash_init(struct iavf_adapter *ad)
> {
> 	struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
> 	struct iavf_flow_parser *parser;
>+	int ret;
> 
> 	if (!vf->vf_res)
> 		return -EINVAL;
>@@ -896,7 +935,17 @@ iavf_hash_init(struct iavf_adapter *ad)
> 
> 	parser = &iavf_hash_parser;
> 
>-	return iavf_register_parser(parser, ad);
>+	ret = iavf_register_parser(parser, ad);
>+	if (ret) {
>+		PMD_DRV_LOG(ERR, "fail to register hash parser");
>+		return ret;
>+	}
>+
>+	ret = iavf_hash_default_set(ad);
>+	if (ret)
>+		PMD_DRV_LOG(ERR, "fail to set default RSS");

Do we need to call iavf_unregister_parser in case of iavf_hash_default_set failure?

Thanks,
Xiaolong

>+
>+	return ret;
> }
> 
> static int
>-- 
>2.20.1
>

[dpdk-dev] net/iavf: fix VF reset issue for hash

[Jeff Guo]

Since there are some default rss configure in kernel PF/VF but not DPDK
IAVF, if these configurations be modified by VF and then VF reset, this
default rss configurations can not be reset to default by IAVF. So need
to add default rss set in IAVF hash initial process.

Signed-off-by: Jeff Guo <jia.guo@intel.com>
Fixes: 7be10c3004be ("net/iavf: add RSS configuration for VF")
---
 drivers/net/iavf/iavf_hash.c | 51 +++++++++++++++++++++++++++++++++++-
 1 file changed, 50 insertions(+), 1 deletion(-)

diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
index 975c84556..04b3492ce 100644
--- a/drivers/net/iavf/iavf_hash.c
+++ b/drivers/net/iavf/iavf_hash.c
@@ -857,6 +857,17 @@ struct iavf_hash_match_type iavf_hash_type_list[] = {
 					&hdrs_hint_ipv6_sctp},
 };
 
+struct virtchnl_proto_hdrs *iavf_hash_default_hdrs[] = {
+	&hdrs_hint_ipv4,
+	&hdrs_hint_ipv4_udp,
+	&hdrs_hint_ipv4_tcp,
+	&hdrs_hint_ipv4_sctp,
+	&hdrs_hint_ipv6,
+	&hdrs_hint_ipv6_udp,
+	&hdrs_hint_ipv6_tcp,
+	&hdrs_hint_ipv6_sctp,
+};
+
 static struct iavf_flow_engine iavf_hash_engine = {
 	.init = iavf_hash_init,
 	.create = iavf_hash_create,
@@ -875,6 +886,33 @@ static struct iavf_flow_parser iavf_hash_parser = {
 	.stage = IAVF_FLOW_STAGE_RSS,
 };
 
+static int
+iavf_hash_default_set(struct iavf_adapter *ad)
+{
+	struct virtchnl_rss_cfg *rss_cfg;
+	uint16_t i;
+	int ret;
+
+	rss_cfg = rte_zmalloc("iavf rss rule",
+			      sizeof(struct virtchnl_rss_cfg), 0);
+	if (!rss_cfg)
+		return -ENOMEM;
+
+	for (i = 0; i < RTE_DIM(iavf_hash_default_hdrs); i++) {
+		rss_cfg->proto_hdrs = *iavf_hash_default_hdrs[i];
+		rss_cfg->rss_algorithm = VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC;
+
+		ret = iavf_add_del_rss_cfg(ad, rss_cfg, true);
+		if (ret) {
+			PMD_DRV_LOG(ERR, "fail to add RSS configure");
+			rte_free(rss_cfg);
+			return ret;
+		}
+	}
+
+	return ret;
+}
+
 RTE_INIT(iavf_hash_engine_init)
 {
 	struct iavf_flow_engine *engine = &iavf_hash_engine;
@@ -887,6 +925,7 @@ iavf_hash_init(struct iavf_adapter *ad)
 {
 	struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 	struct iavf_flow_parser *parser;
+	int ret;
 
 	if (!vf->vf_res)
 		return -EINVAL;
@@ -896,7 +935,17 @@ iavf_hash_init(struct iavf_adapter *ad)
 
 	parser = &iavf_hash_parser;
 
-	return iavf_register_parser(parser, ad);
+	ret = iavf_register_parser(parser, ad);
+	if (ret) {
+		PMD_DRV_LOG(ERR, "fail to register hash parser");
+		return ret;
+	}
+
+	ret = iavf_hash_default_set(ad);
+	if (ret)
+		PMD_DRV_LOG(ERR, "fail to set default RSS");
+
+	return ret;
 }
 
 static int
-- 
2.20.1

Re: [dpdk-dev] net/iavf: fix VF reset issue for hash

[Jeff Guo]

hi, xiaolong

On 5/19/2020 7:54 AM, Ye Xiaolong wrote:
> On 05/18, Jeff Guo wrote:
>> Since there are some default rss configure in kernel PF/VF but not DPDK
>> IAVF, if these configurations be modified by VF and then VF reset, this
>> default rss configurations can not be reset to default by IAVF. So need
>> to add default rss set in IAVF hash initial process.
>>
>> Signed-off-by: Jeff Guo <jia.guo@intel.com>
>> Fixes: 7be10c3004be ("net/iavf: add RSS configuration for VF")
>> ---
>> drivers/net/iavf/iavf_hash.c | 51 +++++++++++++++++++++++++++++++++++-
>> 1 file changed, 50 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
>> index 975c84556..04b3492ce 100644
>> --- a/drivers/net/iavf/iavf_hash.c
>> +++ b/drivers/net/iavf/iavf_hash.c
>> @@ -857,6 +857,17 @@ struct iavf_hash_match_type iavf_hash_type_list[] = {
>> 					&hdrs_hint_ipv6_sctp},
>> };
>>
>> +struct virtchnl_proto_hdrs *iavf_hash_default_hdrs[] = {
>> +	&hdrs_hint_ipv4,
>> +	&hdrs_hint_ipv4_udp,
>> +	&hdrs_hint_ipv4_tcp,
>> +	&hdrs_hint_ipv4_sctp,
>> +	&hdrs_hint_ipv6,
>> +	&hdrs_hint_ipv6_udp,
>> +	&hdrs_hint_ipv6_tcp,
>> +	&hdrs_hint_ipv6_sctp,
>> +};
>> +
>> static struct iavf_flow_engine iavf_hash_engine = {
>> 	.init = iavf_hash_init,
>> 	.create = iavf_hash_create,
>> @@ -875,6 +886,33 @@ static struct iavf_flow_parser iavf_hash_parser = {
>> 	.stage = IAVF_FLOW_STAGE_RSS,
>> };
>>
>> +static int
>> +iavf_hash_default_set(struct iavf_adapter *ad)
>> +{
>> +	struct virtchnl_rss_cfg *rss_cfg;
>> +	uint16_t i;
>> +	int ret;
>> +
>> +	rss_cfg = rte_zmalloc("iavf rss rule",
>> +			      sizeof(struct virtchnl_rss_cfg), 0);
>> +	if (!rss_cfg)
>> +		return -ENOMEM;
>> +
>> +	for (i = 0; i < RTE_DIM(iavf_hash_default_hdrs); i++) {
>> +		rss_cfg->proto_hdrs = *iavf_hash_default_hdrs[i];
>> +		rss_cfg->rss_algorithm = VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC;
>> +
>> +		ret = iavf_add_del_rss_cfg(ad, rss_cfg, true);
>> +		if (ret) {
>> +			PMD_DRV_LOG(ERR, "fail to add RSS configure");
>> +			rte_free(rss_cfg);
>> +			return ret;
>> +		}
>> +	}
>> +
>> +	return ret;
>> +}
>> +
>> RTE_INIT(iavf_hash_engine_init)
>> {
>> 	struct iavf_flow_engine *engine = &iavf_hash_engine;
>> @@ -887,6 +925,7 @@ iavf_hash_init(struct iavf_adapter *ad)
>> {
>> 	struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
>> 	struct iavf_flow_parser *parser;
>> +	int ret;
>>
>> 	if (!vf->vf_res)
>> 		return -EINVAL;
>> @@ -896,7 +935,17 @@ iavf_hash_init(struct iavf_adapter *ad)
>>
>> 	parser = &iavf_hash_parser;
>>
>> -	return iavf_register_parser(parser, ad);
>> +	ret = iavf_register_parser(parser, ad);
>> +	if (ret) {
>> +		PMD_DRV_LOG(ERR, "fail to register hash parser");
>> +		return ret;
>> +	}
>> +
>> +	ret = iavf_hash_default_set(ad);
>> +	if (ret)
>> +		PMD_DRV_LOG(ERR, "fail to set default RSS");
> Do we need to call iavf_unregister_parser in case of iavf_hash_default_set failure?
>
> Thanks,
> Xiaolong

It should be and v2 will send. Thanks.

>> +
>> +	return ret;
>> }
>>
>> static int
>> -- 
>> 2.20.1
>>

Re: [dpdk-dev] [dpdk-dev v2] net/iavf: fix VF reset issue for hash

[Ye Xiaolong]

On 05/19, Jeff Guo wrote:
>Since there are some default rss configure in kernel PF/VF but not DPDK
>IAVF, if these configurations be modified by VF and then VF reset, this
>default rss configurations can not be reset to default by IAVF. So need
>to add default rss set in IAVF hash initial process.
>
>Signed-off-by: Jeff Guo <jia.guo@intel.com>
>Fixes: 7be10c3004be ("net/iavf: add RSS configuration for VF")

Fixes tag should be put before the SOB, fixed it while merging.

>Acked-by: Qi Zhang <qi.z.zhang@intel.com>
>Tested-by: Zhiwei He <zhiwei.he@intel.com>
>---
>v2->v1:
>add hash engine unregister process
>---
> drivers/net/iavf/iavf_hash.c | 53 +++++++++++++++++++++++++++++++++++-
> 1 file changed, 52 insertions(+), 1 deletion(-)
>
>diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
>index 975c84556..56ab170d8 100644
>--- a/drivers/net/iavf/iavf_hash.c
>+++ b/drivers/net/iavf/iavf_hash.c
>@@ -857,6 +857,17 @@ struct iavf_hash_match_type iavf_hash_type_list[] = {
> 					&hdrs_hint_ipv6_sctp},
> };
> 
>+struct virtchnl_proto_hdrs *iavf_hash_default_hdrs[] = {
>+	&hdrs_hint_ipv4,
>+	&hdrs_hint_ipv4_udp,
>+	&hdrs_hint_ipv4_tcp,
>+	&hdrs_hint_ipv4_sctp,
>+	&hdrs_hint_ipv6,
>+	&hdrs_hint_ipv6_udp,
>+	&hdrs_hint_ipv6_tcp,
>+	&hdrs_hint_ipv6_sctp,
>+};
>+
> static struct iavf_flow_engine iavf_hash_engine = {
> 	.init = iavf_hash_init,
> 	.create = iavf_hash_create,
>@@ -875,6 +886,33 @@ static struct iavf_flow_parser iavf_hash_parser = {
> 	.stage = IAVF_FLOW_STAGE_RSS,
> };
> 
>+static int
>+iavf_hash_default_set(struct iavf_adapter *ad)
>+{
>+	struct virtchnl_rss_cfg *rss_cfg;
>+	uint16_t i;
>+	int ret;
>+
>+	rss_cfg = rte_zmalloc("iavf rss rule",
>+			      sizeof(struct virtchnl_rss_cfg), 0);
>+	if (!rss_cfg)
>+		return -ENOMEM;
>+
>+	for (i = 0; i < RTE_DIM(iavf_hash_default_hdrs); i++) {
>+		rss_cfg->proto_hdrs = *iavf_hash_default_hdrs[i];
>+		rss_cfg->rss_algorithm = VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC;
>+
>+		ret = iavf_add_del_rss_cfg(ad, rss_cfg, true);
>+		if (ret) {
>+			PMD_DRV_LOG(ERR, "fail to add RSS configure");
>+			rte_free(rss_cfg);
>+			return ret;
>+		}
>+	}
>+
>+	return ret;
>+}
>+
> RTE_INIT(iavf_hash_engine_init)
> {
> 	struct iavf_flow_engine *engine = &iavf_hash_engine;
>@@ -887,6 +925,7 @@ iavf_hash_init(struct iavf_adapter *ad)
> {
> 	struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
> 	struct iavf_flow_parser *parser;
>+	int ret;
> 
> 	if (!vf->vf_res)
> 		return -EINVAL;
>@@ -896,7 +935,19 @@ iavf_hash_init(struct iavf_adapter *ad)
> 
> 	parser = &iavf_hash_parser;
> 
>-	return iavf_register_parser(parser, ad);
>+	ret = iavf_register_parser(parser, ad);
>+	if (ret) {
>+		PMD_DRV_LOG(ERR, "fail to register hash parser");
>+		return ret;
>+	}
>+
>+	ret = iavf_hash_default_set(ad);
>+	if (ret) {
>+		PMD_DRV_LOG(ERR, "fail to set default RSS");
>+		iavf_unregister_parser(parser, ad);
>+	}
>+
>+	return ret;
> }
> 
> static int
>-- 
>2.20.1
>

Applied to dpdk-next-net-intel, Thanks.

[dpdk-dev] [dpdk-dev v2] net/iavf: fix VF reset issue for hash

[Jeff Guo]

Since there are some default rss configure in kernel PF/VF but not DPDK
IAVF, if these configurations be modified by VF and then VF reset, this
default rss configurations can not be reset to default by IAVF. So need
to add default rss set in IAVF hash initial process.

Signed-off-by: Jeff Guo <jia.guo@intel.com>
Fixes: 7be10c3004be ("net/iavf: add RSS configuration for VF")
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
Tested-by: Zhiwei He <zhiwei.he@intel.com>
---
v2->v1:
add hash engine unregister process
---
 drivers/net/iavf/iavf_hash.c | 53 +++++++++++++++++++++++++++++++++++-
 1 file changed, 52 insertions(+), 1 deletion(-)

diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
index 975c84556..56ab170d8 100644
--- a/drivers/net/iavf/iavf_hash.c
+++ b/drivers/net/iavf/iavf_hash.c
@@ -857,6 +857,17 @@ struct iavf_hash_match_type iavf_hash_type_list[] = {
 					&hdrs_hint_ipv6_sctp},
 };
 
+struct virtchnl_proto_hdrs *iavf_hash_default_hdrs[] = {
+	&hdrs_hint_ipv4,
+	&hdrs_hint_ipv4_udp,
+	&hdrs_hint_ipv4_tcp,
+	&hdrs_hint_ipv4_sctp,
+	&hdrs_hint_ipv6,
+	&hdrs_hint_ipv6_udp,
+	&hdrs_hint_ipv6_tcp,
+	&hdrs_hint_ipv6_sctp,
+};
+
 static struct iavf_flow_engine iavf_hash_engine = {
 	.init = iavf_hash_init,
 	.create = iavf_hash_create,
@@ -875,6 +886,33 @@ static struct iavf_flow_parser iavf_hash_parser = {
 	.stage = IAVF_FLOW_STAGE_RSS,
 };
 
+static int
+iavf_hash_default_set(struct iavf_adapter *ad)
+{
+	struct virtchnl_rss_cfg *rss_cfg;
+	uint16_t i;
+	int ret;
+
+	rss_cfg = rte_zmalloc("iavf rss rule",
+			      sizeof(struct virtchnl_rss_cfg), 0);
+	if (!rss_cfg)
+		return -ENOMEM;
+
+	for (i = 0; i < RTE_DIM(iavf_hash_default_hdrs); i++) {
+		rss_cfg->proto_hdrs = *iavf_hash_default_hdrs[i];
+		rss_cfg->rss_algorithm = VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC;
+
+		ret = iavf_add_del_rss_cfg(ad, rss_cfg, true);
+		if (ret) {
+			PMD_DRV_LOG(ERR, "fail to add RSS configure");
+			rte_free(rss_cfg);
+			return ret;
+		}
+	}
+
+	return ret;
+}
+
 RTE_INIT(iavf_hash_engine_init)
 {
 	struct iavf_flow_engine *engine = &iavf_hash_engine;
@@ -887,6 +925,7 @@ iavf_hash_init(struct iavf_adapter *ad)
 {
 	struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
 	struct iavf_flow_parser *parser;
+	int ret;
 
 	if (!vf->vf_res)
 		return -EINVAL;
@@ -896,7 +935,19 @@ iavf_hash_init(struct iavf_adapter *ad)
 
 	parser = &iavf_hash_parser;
 
-	return iavf_register_parser(parser, ad);
+	ret = iavf_register_parser(parser, ad);
+	if (ret) {
+		PMD_DRV_LOG(ERR, "fail to register hash parser");
+		return ret;
+	}
+
+	ret = iavf_hash_default_set(ad);
+	if (ret) {
+		PMD_DRV_LOG(ERR, "fail to set default RSS");
+		iavf_unregister_parser(parser, ad);
+	}
+
+	return ret;
 }
 
 static int
-- 
2.20.1