[dpdk-dev,7/7] net/i40e: enable cloud filter for GTP-C and GTP-U
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Commit Message
GTP-C & GTP-U are not supported by cloud filter due
to limited resource of HW, this patch enables GTP-C
and GTP-U cloud filter by replacing inner_mac and
TUNNEL_KEY.
This configuration will be set when adding GTP-C or
GTP-U filter rules, and it will be invalid only by
NIC core reset.
Signed-off-by: Beilei Xing <beilei.xing@intel.com>
---
drivers/net/i40e/i40e_ethdev.c | 153 +++++++++++++++++++++++++++++++++++++++++
drivers/net/i40e/i40e_ethdev.h | 3 +
2 files changed, 156 insertions(+)
@@ -7170,6 +7170,123 @@ i40e_status_code i40e_replace_mpls_cloud_filter(struct i40e_pf *pf)
return status;
}
+static enum i40e_status_code
+i40e_replace_gtp_l1_filter(struct i40e_pf *pf)
+{
+ struct i40e_aqc_replace_cloud_filters_cmd filter_replace;
+ struct i40e_aqc_replace_cloud_filters_cmd_buf filter_replace_buf;
+ struct i40e_hw *hw = I40E_PF_TO_HW(pf);
+ enum i40e_status_code status = I40E_SUCCESS;
+
+ /* For GTP-C */
+ memset(&filter_replace, 0,
+ sizeof(struct i40e_aqc_replace_cloud_filters_cmd));
+ memset(&filter_replace_buf, 0,
+ sizeof(struct i40e_aqc_replace_cloud_filters_cmd_buf));
+ /* create L1 filter */
+ filter_replace.old_filter_type =
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_IMAC;
+ filter_replace.new_filter_type = I40E_AQC_ADD_L1_FILTER_TEID_GTPC;
+ filter_replace.tr_bit = 22 | 0x80;
+ /* Prepare the buffer, 2 entries */
+ filter_replace_buf.data[0] =
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_TEID_WORD0;
+ filter_replace_buf.data[0] |=
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
+ filter_replace_buf.data[2] = 0xFF;
+ filter_replace_buf.data[3] = 0xFF;
+ filter_replace_buf.data[4] =
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_TEID_WORD1;
+ filter_replace_buf.data[4] |=
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
+ filter_replace_buf.data[6] = 0xFF;
+ filter_replace_buf.data[7] = 0xFF;
+ status = i40e_aq_replace_cloud_filters(hw, &filter_replace,
+ &filter_replace_buf);
+ if (status < 0)
+ return status;
+
+ /* for GTP-U */
+ memset(&filter_replace, 0,
+ sizeof(struct i40e_aqc_replace_cloud_filters_cmd));
+ memset(&filter_replace_buf, 0,
+ sizeof(struct i40e_aqc_replace_cloud_filters_cmd_buf));
+ /* create L1 filter */
+ filter_replace.old_filter_type =
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_TUNNLE_KEY;
+ filter_replace.new_filter_type = I40E_AQC_ADD_L1_FILTER_TEID_GTPC;
+ filter_replace.tr_bit = 21 | 0x80;
+ /* Prepare the buffer, 2 entries */
+ filter_replace_buf.data[0] =
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_TEID_WORD0;
+ filter_replace_buf.data[0] |=
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
+ filter_replace_buf.data[2] = 0xFF;
+ filter_replace_buf.data[3] = 0xFF;
+ filter_replace_buf.data[4] =
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_TEID_WORD1;
+ filter_replace_buf.data[4] |=
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
+ filter_replace_buf.data[6] = 0xFF;
+ filter_replace_buf.data[7] = 0xFF;
+
+ status = i40e_aq_replace_cloud_filters(hw, &filter_replace,
+ &filter_replace_buf);
+ return status;
+}
+
+static enum
+i40e_status_code i40e_replace_gtp_cloud_filter(struct i40e_pf *pf)
+{
+ struct i40e_aqc_replace_cloud_filters_cmd filter_replace;
+ struct i40e_aqc_replace_cloud_filters_cmd_buf filter_replace_buf;
+ struct i40e_hw *hw = I40E_PF_TO_HW(pf);
+ enum i40e_status_code status = I40E_SUCCESS;
+
+ /* for GTP-C */
+ memset(&filter_replace, 0,
+ sizeof(struct i40e_aqc_replace_cloud_filters_cmd));
+ memset(&filter_replace_buf, 0,
+ sizeof(struct i40e_aqc_replace_cloud_filters_cmd_buf));
+ filter_replace.valid_flags = I40E_AQC_REPLACE_CLOUD_FILTER;
+ filter_replace.old_filter_type = I40E_AQC_ADD_CLOUD_FILTER_IMAC_IVLAN;
+ filter_replace.new_filter_type =
+ I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP;
+ /* Prepare the buffer, 2 entries */
+ filter_replace_buf.data[0] = I40E_AQC_ADD_L1_FILTER_TEID_GTPC;
+ filter_replace_buf.data[0] |=
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
+ filter_replace_buf.data[4] = I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_STAG;
+ filter_replace_buf.data[4] |=
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
+ status = i40e_aq_replace_cloud_filters(hw, &filter_replace,
+ &filter_replace_buf);
+ if (status < 0)
+ return status;
+
+ /* for GTP-U */
+ memset(&filter_replace, 0,
+ sizeof(struct i40e_aqc_replace_cloud_filters_cmd));
+ memset(&filter_replace_buf, 0,
+ sizeof(struct i40e_aqc_replace_cloud_filters_cmd_buf));
+ filter_replace.valid_flags = I40E_AQC_REPLACE_CLOUD_FILTER;
+ filter_replace.old_filter_type =
+ I40E_AQC_ADD_CLOUD_FILTER_IMAC_IVLAN_TEN_ID;
+ filter_replace.new_filter_type =
+ I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE;
+ /* Prepare the buffer, 2 entries */
+ filter_replace_buf.data[0] = I40E_AQC_ADD_L1_FILTER_TEID_GTPU;
+ filter_replace_buf.data[0] |=
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
+ filter_replace_buf.data[4] = I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_STAG;
+ filter_replace_buf.data[4] |=
+ I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED;
+
+ status = i40e_aq_replace_cloud_filters(hw, &filter_replace,
+ &filter_replace_buf);
+ return status;
+}
+
int
i40e_dev_consistent_tunnel_filter_set(struct i40e_pf *pf,
struct i40e_tunnel_filter_conf *tunnel_filter,
@@ -7270,6 +7387,36 @@ i40e_dev_consistent_tunnel_filter_set(struct i40e_pf *pf,
big_buffer = 1;
tun_type = I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoGRE;
break;
+ case I40E_TUNNEL_TYPE_GTPC:
+ if (!pf->gtp_replace_flag) {
+ i40e_replace_gtp_l1_filter(pf);
+ i40e_replace_gtp_cloud_filter(pf);
+ pf->gtp_replace_flag = 1;
+ }
+ teid_le = rte_cpu_to_le_32(tunnel_filter->tenant_id);
+ pfilter->general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD0] =
+ teid_le >> 16;
+ pfilter->general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD1] =
+ teid_le & 0xFF;
+ pfilter->general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD2] =
+ 0x0;
+ big_buffer = 1;
+ break;
+ case I40E_TUNNEL_TYPE_GTPU:
+ if (!pf->gtp_replace_flag) {
+ i40e_replace_gtp_l1_filter(pf);
+ i40e_replace_gtp_cloud_filter(pf);
+ pf->gtp_replace_flag = 1;
+ }
+ teid_le = rte_cpu_to_le_32(tunnel_filter->tenant_id);
+ pfilter->general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD0] =
+ teid_le >> 16;
+ pfilter->general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD1] =
+ teid_le & 0xFF;
+ pfilter->general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD2] =
+ 0x0;
+ big_buffer = 1;
+ break;
case I40E_TUNNEL_TYPE_QINQ:
if (!pf->qinq_replace_flag) {
ret = i40e_cloud_filter_qinq_create(pf);
@@ -7300,6 +7447,12 @@ i40e_dev_consistent_tunnel_filter_set(struct i40e_pf *pf,
else if (tunnel_filter->tunnel_type == I40E_TUNNEL_TYPE_MPLSoGRE)
pfilter->element.flags =
I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE;
+ else if (tunnel_filter->tunnel_type == I40E_TUNNEL_TYPE_GTPC)
+ pfilter->element.flags =
+ I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP;
+ else if (tunnel_filter->tunnel_type == I40E_TUNNEL_TYPE_GTPU)
+ pfilter->element.flags =
+ I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE;
else if (tunnel_filter->tunnel_type == I40E_TUNNEL_TYPE_QINQ)
pfilter->element.flags |=
I40E_AQC_ADD_CLOUD_FILTER_CUSTOM_QINQ;
@@ -652,6 +652,8 @@ struct i40e_ethertype_rule {
#define I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP 0x11
#define I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE 0x12
#define I40E_AQC_ADD_L1_FILTER_TEID_MPLS 0x11
+#define I40E_AQC_ADD_L1_FILTER_TEID_GTPC 0x12
+#define I40E_AQC_ADD_L1_FILTER_TEID_GTPU 0x13
enum i40e_tunnel_iptype {
I40E_TUNNEL_IPTYPE_IPV4,
@@ -886,6 +888,7 @@ struct i40e_pf {
bool floating_veb_list[I40E_MAX_VF];
struct i40e_flow_list flow_list;
bool mpls_replace_flag; /* 1 - MPLS filter replace is done */
+ bool gtp_replace_flag; /* 1 - GTP-C/U filter replace is done */
bool qinq_replace_flag; /* QINQ filter replace is done */
struct i40e_tm_conf tm_conf;
};