[dpdk-dev] [PATCH] drivers/i40e: Add FD PCTYPE translation for x722

[Jeff Guo]

Before the filter is programmed, the PCTYPE in
the FD programming descriptor need to use
GLQF_FD_PCTYPE table to translate into Second PCTYPE.

Signed-off-by: Jeff Guo <jia.guo at intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 11 +++++++++++
 drivers/net/i40e/i40e_fdir.c   | 17 +++++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index aee8f40..7824704 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -7736,7 +7736,9 @@ i40e_hash_filter_inset_select(struct i40e_hw *hw,
 		PMD_DRV_LOG(ERR, "invalid flow_type input.");
 		return -EINVAL;
 	}
+
 	pctype = i40e_flowtype_to_pctype(conf->flow_type);
+
 	ret = i40e_parse_input_set(&input_set, pctype, conf->field,
 				   conf->inset_size);
 	if (ret) {
@@ -7805,7 +7807,16 @@ i40e_fdir_filter_inset_select(struct i40e_pf *pf,
 		PMD_DRV_LOG(ERR, "invalid flow_type input.");
 		return -EINVAL;
 	}
+
+#ifdef X722_SUPPORT
+	/* get translated pctype value in fd pctype register */
+	pctype = i40e_read_rx_ctl(hw,
+		I40E_GLQF_FD_PCTYPES(i40e_flowtype_to_pctype(
+		conf->flow_type)));
+#else
 	pctype = i40e_flowtype_to_pctype(conf->flow_type);
+#endif
+
 	ret = i40e_parse_input_set(&input_set, pctype, conf->field,
 				   conf->inset_size);
 	if (ret) {
diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c
index f65c411..d91df96 100644
--- a/drivers/net/i40e/i40e_fdir.c
+++ b/drivers/net/i40e/i40e_fdir.c
@@ -664,7 +664,14 @@ i40e_fdir_configure(struct rte_eth_dev *dev)
 		i40e_set_flx_pld_cfg(pf, &conf->flex_set[i]);
 	/* configure flex mask*/
 	for (i = 0; i < conf->nb_flexmasks; i++) {
+#ifdef X722_SUPPORT
+		/* get translated pctype value in fd pctype register */
+		pctype = i40e_read_rx_ctl(hw,
+			I40E_GLQF_FD_PCTYPES(i40e_flowtype_to_pctype(
+			conf->flex_mask[i].flow_type)));
+#else
 		pctype = i40e_flowtype_to_pctype(conf->flex_mask[i].flow_type);
+#endif
 		i40e_set_flex_mask_on_pctype(pf, pctype, &conf->flex_mask[i]);
 	}
 
@@ -1012,6 +1019,7 @@ i40e_add_del_fdir_filter(struct rte_eth_dev *dev,
 			    const struct rte_eth_fdir_filter *filter,
 			    bool add)
 {
+	struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 	struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
 	unsigned char *pkt = (unsigned char *)pf->fdir.prg_pkt;
 	enum i40e_filter_pctype pctype;
@@ -1044,7 +1052,16 @@ i40e_add_del_fdir_filter(struct rte_eth_dev *dev,
 		PMD_DRV_LOG(ERR, "construct packet for fdir fails.");
 		return ret;
 	}
+
+#ifdef X722_SUPPORT
+	/* get translated pctype value in fd pctype register */
+	pctype = i40e_read_rx_ctl(hw,
+		I40E_GLQF_FD_PCTYPES(i40e_flowtype_to_pctype(
+		filter->input.flow_type)));
+#else
 	pctype = i40e_flowtype_to_pctype(filter->input.flow_type);
+#endif
+
 	ret = i40e_fdir_filter_programming(pf, pctype, filter, add);
 	if (ret < 0) {
 		PMD_DRV_LOG(ERR, "fdir programming fails for PCTYPE(%u).",
-- 
1.9.3