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From: Junfeng Guo <junfeng.guo@intel.com>
To: intel-wired-lan@lists.osuosl.org
Cc: ivecera@redhat.com, netdev@vger.kernel.org, qi.z.zhang@intel.com,
	jesse.brandeburg@intel.com, edumazet@google.com,
	anthony.l.nguyen@intel.com, horms@kernel.org, kuba@kernel.org,
	pabeni@redhat.com, davem@davemloft.net
Subject: [Intel-wired-lan] [PATCH iwl-next v9 08/15] ice: init flag redirect table for parser
Date: Mon,  4 Sep 2023 10:14:48 +0800	[thread overview]
Message-ID: <20230904021455.3944605-9-junfeng.guo@intel.com> (raw)
In-Reply-To: <20230904021455.3944605-1-junfeng.guo@intel.com>

Parse DDP section ICE_SID_RXPARSER_FLAG_REDIR into an array of
ice_flag_rd_item.

Signed-off-by: Junfeng Guo <junfeng.guo@intel.com>
---
 drivers/net/ethernet/intel/ice/Makefile     |  1 +
 drivers/net/ethernet/intel/ice/ice_ddp.h    |  1 +
 drivers/net/ethernet/intel/ice/ice_flg_rd.c | 54 +++++++++++++++++++++
 drivers/net/ethernet/intel/ice/ice_flg_rd.h | 18 +++++++
 drivers/net/ethernet/intel/ice/ice_parser.c | 10 ++++
 drivers/net/ethernet/intel/ice/ice_parser.h |  4 ++
 6 files changed, 88 insertions(+)
 create mode 100644 drivers/net/ethernet/intel/ice/ice_flg_rd.c
 create mode 100644 drivers/net/ethernet/intel/ice/ice_flg_rd.h

diff --git a/drivers/net/ethernet/intel/ice/Makefile b/drivers/net/ethernet/intel/ice/Makefile
index a420ed3f74d1..73245f7b0750 100644
--- a/drivers/net/ethernet/intel/ice/Makefile
+++ b/drivers/net/ethernet/intel/ice/Makefile
@@ -34,6 +34,7 @@ ice-y := ice_main.o	\
 	 ice_ptype_mk.o  \
 	 ice_mk_grp.o    \
 	 ice_proto_grp.o \
+	 ice_flg_rd.o    \
 	 ice_idc.o	\
 	 ice_devlink.o	\
 	 ice_ddp.o	\
diff --git a/drivers/net/ethernet/intel/ice/ice_ddp.h b/drivers/net/ethernet/intel/ice/ice_ddp.h
index da5dfeed3b1f..45beed8b4415 100644
--- a/drivers/net/ethernet/intel/ice/ice_ddp.h
+++ b/drivers/net/ethernet/intel/ice/ice_ddp.h
@@ -261,6 +261,7 @@ struct ice_meta_sect {
 #define ICE_SID_CDID_KEY_BUILDER_PE 87
 #define ICE_SID_CDID_REDIR_PE 88
 
+#define ICE_SID_RXPARSER_FLAG_REDIR	97
 /* Label Metadata section IDs */
 #define ICE_SID_LBL_FIRST 0x80000010
 #define ICE_SID_LBL_RXPARSER_TMEM 0x80000018
diff --git a/drivers/net/ethernet/intel/ice/ice_flg_rd.c b/drivers/net/ethernet/intel/ice/ice_flg_rd.c
new file mode 100644
index 000000000000..774dd2dcef0c
--- /dev/null
+++ b/drivers/net/ethernet/intel/ice/ice_flg_rd.c
@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (C) 2023 Intel Corporation */
+
+#include "ice_common.h"
+#include "ice_parser_util.h"
+
+/**
+ * ice_flg_rd_dump - dump a flag redirect item info
+ * @hw: pointer to the hardware structure
+ * @item: flag redirect item to dump
+ */
+void ice_flg_rd_dump(struct ice_hw *hw, struct ice_flg_rd_item *item)
+{
+	dev_info(ice_hw_to_dev(hw), "index = %d\n", item->idx);
+	dev_info(ice_hw_to_dev(hw), "expose = %d\n", item->expose);
+	dev_info(ice_hw_to_dev(hw), "intr_flg_id = %d\n", item->intr_flg_id);
+}
+
+#define ICE_FRT_EXPO	BIT(0)
+#define ICE_FRT_IFID	GENMASK(6, 1)
+
+/** The function parses a 8 bits Flag Redirect Table entry with below format:
+ *  BIT 0:	Expose			(rdi->expose)
+ *  BIT 1-6:	Internal Flag ID	(rdi->intr_flg_id)
+ *  BIT 7:	reserved
+ */
+static void _ice_flg_rd_parse_item(struct ice_hw *hw, u16 idx, void *item,
+				   void *data, int size)
+{
+	struct ice_flg_rd_item *rdi = item;
+	u8 d8 = *(u8 *)data;
+
+	rdi->idx		= idx;
+
+	rdi->expose		= FIELD_GET(ICE_FRT_EXPO, d8);
+	rdi->intr_flg_id	= FIELD_GET(ICE_FRT_IFID, d8);
+
+	if (hw->debug_mask & ICE_DBG_PARSER)
+		ice_flg_rd_dump(hw, rdi);
+}
+
+/**
+ * ice_flg_rd_table_get - create a flag redirect table
+ * @hw: pointer to the hardware structure
+ */
+struct ice_flg_rd_item *ice_flg_rd_table_get(struct ice_hw *hw)
+{
+	return (struct ice_flg_rd_item *)
+		ice_parser_create_table(hw, ICE_SID_RXPARSER_FLAG_REDIR,
+					sizeof(struct ice_flg_rd_item),
+					ICE_FLG_RD_TABLE_SIZE,
+					ice_parser_sect_item_get,
+					_ice_flg_rd_parse_item, false);
+}
diff --git a/drivers/net/ethernet/intel/ice/ice_flg_rd.h b/drivers/net/ethernet/intel/ice/ice_flg_rd.h
new file mode 100644
index 000000000000..46220c3dc570
--- /dev/null
+++ b/drivers/net/ethernet/intel/ice/ice_flg_rd.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (C) 2023 Intel Corporation */
+
+#ifndef _ICE_FLG_RD_H_
+#define _ICE_FLG_RD_H_
+
+#define ICE_FLG_RD_TABLE_SIZE	64
+#define ICE_FLG_RDT_SIZE	64
+
+struct ice_flg_rd_item {
+	u16 idx;
+	bool expose;
+	u8 intr_flg_id;
+};
+
+void ice_flg_rd_dump(struct ice_hw *hw, struct ice_flg_rd_item *item);
+struct ice_flg_rd_item *ice_flg_rd_table_get(struct ice_hw *hw);
+#endif /* _ICE_FLG_RD_H_ */
diff --git a/drivers/net/ethernet/intel/ice/ice_parser.c b/drivers/net/ethernet/intel/ice/ice_parser.c
index 4da2d4c21bab..3c3f7d6bea52 100644
--- a/drivers/net/ethernet/intel/ice/ice_parser.c
+++ b/drivers/net/ethernet/intel/ice/ice_parser.c
@@ -68,6 +68,9 @@ void *ice_parser_sect_item_get(u32 sect_type, void *section,
 	case ICE_SID_RXPARSER_PROTO_GRP:
 		size = ICE_SID_RXPARSER_PROTO_GRP_ENTRY_SIZE;
 		break;
+	case ICE_SID_RXPARSER_FLAG_REDIR:
+		size = ICE_SID_RXPARSER_FLAG_REDIR_ENTRY_SIZE;
+		break;
 	default:
 		return NULL;
 	}
@@ -220,6 +223,12 @@ int ice_parser_create(struct ice_hw *hw, struct ice_parser **psr)
 		goto err;
 	}
 
+	p->flg_rd_table = ice_flg_rd_table_get(hw);
+	if (!p->flg_rd_table) {
+		status = -EINVAL;
+		goto err;
+	}
+
 	*psr = p;
 	return 0;
 err:
@@ -244,6 +253,7 @@ void ice_parser_destroy(struct ice_parser *psr)
 	devm_kfree(ice_hw_to_dev(psr->hw), psr->ptype_mk_tcam_table);
 	devm_kfree(ice_hw_to_dev(psr->hw), psr->mk_grp_table);
 	devm_kfree(ice_hw_to_dev(psr->hw), psr->proto_grp_table);
+	devm_kfree(ice_hw_to_dev(psr->hw), psr->flg_rd_table);
 
 	devm_kfree(ice_hw_to_dev(psr->hw), psr);
 }
diff --git a/drivers/net/ethernet/intel/ice/ice_parser.h b/drivers/net/ethernet/intel/ice/ice_parser.h
index 4038833450f2..62123788e0a2 100644
--- a/drivers/net/ethernet/intel/ice/ice_parser.h
+++ b/drivers/net/ethernet/intel/ice/ice_parser.h
@@ -11,6 +11,7 @@
 #include "ice_ptype_mk.h"
 #include "ice_mk_grp.h"
 #include "ice_proto_grp.h"
+#include "ice_flg_rd.h"
 
 #define ICE_SEC_DATA_OFFSET				4
 #define ICE_SID_RXPARSER_IMEM_ENTRY_SIZE		48
@@ -23,6 +24,7 @@
 #define ICE_SID_RXPARSER_MARKER_TYPE_ENTRY_SIZE		24
 #define ICE_SID_RXPARSER_MARKER_GRP_ENTRY_SIZE		8
 #define ICE_SID_RXPARSER_PROTO_GRP_ENTRY_SIZE		24
+#define ICE_SID_RXPARSER_FLAG_REDIR_ENTRY_SIZE		1
 
 #define ICE_SEC_LBL_DATA_OFFSET				2
 #define ICE_SID_LBL_ENTRY_SIZE				66
@@ -52,6 +54,8 @@ struct ice_parser {
 	struct ice_mk_grp_item *mk_grp_table;
 	/* load data from section ICE_SID_RXPARSER_PROTO_GRP */
 	struct ice_proto_grp_item *proto_grp_table;
+	/* load data from section ICE_SID_RXPARSER_FLAG_REDIR */
+	struct ice_flg_rd_item *flg_rd_table;
 };
 
 int ice_parser_create(struct ice_hw *hw, struct ice_parser **psr);
-- 
2.25.1

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  parent reply	other threads:[~2023-09-04  2:15 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-04  2:14 [Intel-wired-lan] [PATCH iwl-next v9 00/15] Introduce the Parser Library Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 01/15] ice: add parser create and destroy skeleton Junfeng Guo
2023-09-06 10:49   ` Michal Schmidt
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 02/15] ice: init imem table for parser Junfeng Guo
2023-09-06 10:50   ` Michal Schmidt
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 03/15] ice: init metainit " Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 04/15] ice: init parse graph cam tables " Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 05/15] ice: init boost tcam and label " Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 06/15] ice: init ptype marker tcam table " Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 07/15] ice: init marker and protocol group tables " Junfeng Guo
2023-09-04  2:14 ` Junfeng Guo [this message]
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 09/15] ice: init XLT key builder " Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 10/15] ice: add parser runtime skeleton Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 11/15] ice: add internal help functions Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 12/15] ice: add parser execution main loop Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 13/15] ice: support double vlan mode configure for parser Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 14/15] ice: add tunnel port support " Junfeng Guo
2023-09-04  2:14 ` [Intel-wired-lan] [PATCH iwl-next v9 15/15] ice: add API for parser profile initialization Junfeng Guo
2023-09-05 22:37 ` [Intel-wired-lan] [PATCH iwl-next v9 00/15] Introduce the Parser Library Jakub Kicinski
2023-09-05 23:05   ` Tom Herbert
2023-09-07 19:10     ` Samudrala, Sridhar
2023-09-09 17:34       ` Tom Herbert
2023-09-12 20:37         ` Samudrala, Sridhar
2023-09-07 19:08   ` Samudrala, Sridhar
2023-09-07 19:38     ` Jakub Kicinski

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