1 files changed, 383 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_flex_type.h b/drivers/net/ethernet/intel/ice/ice_flex_type.h
new file mode 100644
index 000000000..4f42e14ed
--- /dev/null
+++ b/drivers/net/ethernet/intel/ice/ice_flex_type.h
@@ -0,0 +1,383 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (c) 2019, Intel Corporation. */
+
+#ifndef _ICE_FLEX_TYPE_H_
+#define _ICE_FLEX_TYPE_H_
+#include "ice_ddp.h"
+
+/* Packet Type (PTYPE) values */
+#define ICE_PTYPE_MAC_PAY		1
+#define ICE_PTYPE_IPV4_PAY		23
+#define ICE_PTYPE_IPV4_UDP_PAY		24
+#define ICE_PTYPE_IPV4_TCP_PAY		26
+#define ICE_PTYPE_IPV4_SCTP_PAY		27
+#define ICE_PTYPE_IPV6_PAY		89
+#define ICE_PTYPE_IPV6_UDP_PAY		90
+#define ICE_PTYPE_IPV6_TCP_PAY		92
+#define ICE_PTYPE_IPV6_SCTP_PAY		93
+#define ICE_MAC_IPV4_ESP		160
+#define ICE_MAC_IPV6_ESP		161
+#define ICE_MAC_IPV4_AH			162
+#define ICE_MAC_IPV6_AH			163
+#define ICE_MAC_IPV4_NAT_T_ESP		164
+#define ICE_MAC_IPV6_NAT_T_ESP		165
+#define ICE_MAC_IPV4_GTPU		329
+#define ICE_MAC_IPV6_GTPU		330
+#define ICE_MAC_IPV4_GTPU_IPV4_FRAG	331
+#define ICE_MAC_IPV4_GTPU_IPV4_PAY	332
+#define ICE_MAC_IPV4_GTPU_IPV4_UDP_PAY	333
+#define ICE_MAC_IPV4_GTPU_IPV4_TCP	334
+#define ICE_MAC_IPV4_GTPU_IPV4_ICMP	335
+#define ICE_MAC_IPV6_GTPU_IPV4_FRAG	336
+#define ICE_MAC_IPV6_GTPU_IPV4_PAY	337
+#define ICE_MAC_IPV6_GTPU_IPV4_UDP_PAY	338
+#define ICE_MAC_IPV6_GTPU_IPV4_TCP	339
+#define ICE_MAC_IPV6_GTPU_IPV4_ICMP	340
+#define ICE_MAC_IPV4_GTPU_IPV6_FRAG	341
+#define ICE_MAC_IPV4_GTPU_IPV6_PAY	342
+#define ICE_MAC_IPV4_GTPU_IPV6_UDP_PAY	343
+#define ICE_MAC_IPV4_GTPU_IPV6_TCP	344
+#define ICE_MAC_IPV4_GTPU_IPV6_ICMPV6	345
+#define ICE_MAC_IPV6_GTPU_IPV6_FRAG	346
+#define ICE_MAC_IPV6_GTPU_IPV6_PAY	347
+#define ICE_MAC_IPV6_GTPU_IPV6_UDP_PAY	348
+#define ICE_MAC_IPV6_GTPU_IPV6_TCP	349
+#define ICE_MAC_IPV6_GTPU_IPV6_ICMPV6	350
+#define ICE_MAC_IPV4_PFCP_SESSION	352
+#define ICE_MAC_IPV6_PFCP_SESSION	354
+#define ICE_MAC_IPV4_L2TPV3		360
+#define ICE_MAC_IPV6_L2TPV3		361
+
+/* Attributes that can modify PTYPE definitions.
+ *
+ * These values will represent special attributes for PTYPEs, which will
+ * resolve into metadata packet flags definitions that can be used in the TCAM
+ * for identifying a PTYPE with specific characteristics.
+ */
+enum ice_ptype_attrib_type {
+	/* GTP PTYPEs */
+	ICE_PTYPE_ATTR_GTP_PDU_EH,
+	ICE_PTYPE_ATTR_GTP_SESSION,
+	ICE_PTYPE_ATTR_GTP_DOWNLINK,
+	ICE_PTYPE_ATTR_GTP_UPLINK,
+};
+
+struct ice_ptype_attrib_info {
+	u16 flags;
+	u16 mask;
+};
+
+/* TCAM flag definitions */
+#define ICE_GTP_PDU			BIT(14)
+#define ICE_GTP_PDU_LINK		BIT(13)
+
+/* GTP attributes */
+#define ICE_GTP_PDU_FLAG_MASK		(ICE_GTP_PDU)
+#define ICE_GTP_PDU_EH			ICE_GTP_PDU
+
+#define ICE_GTP_FLAGS_MASK		(ICE_GTP_PDU | ICE_GTP_PDU_LINK)
+#define ICE_GTP_SESSION			0
+#define ICE_GTP_DOWNLINK		ICE_GTP_PDU
+#define ICE_GTP_UPLINK			(ICE_GTP_PDU | ICE_GTP_PDU_LINK)
+
+struct ice_ptype_attributes {
+	u16 ptype;
+	enum ice_ptype_attrib_type attrib;
+};
+
+/* Tunnel enabling */
+
+enum ice_tunnel_type {
+	TNL_VXLAN = 0,
+	TNL_GENEVE,
+	TNL_GRETAP,
+	TNL_GTPC,
+	TNL_GTPU,
+	__TNL_TYPE_CNT,
+	TNL_LAST = 0xFF,
+	TNL_ALL = 0xFF,
+};
+
+struct ice_tunnel_type_scan {
+	enum ice_tunnel_type type;
+	const char *label_prefix;
+};
+
+struct ice_tunnel_entry {
+	enum ice_tunnel_type type;
+	u16 boost_addr;
+	u16 port;
+	struct ice_boost_tcam_entry *boost_entry;
+	u8 valid;
+};
+
+#define ICE_TUNNEL_MAX_ENTRIES	16
+
+struct ice_tunnel_table {
+	struct ice_tunnel_entry tbl[ICE_TUNNEL_MAX_ENTRIES];
+	u16 count;
+	u16 valid_count[__TNL_TYPE_CNT];
+};
+
+struct ice_dvm_entry {
+	u16 boost_addr;
+	u16 enable;
+	struct ice_boost_tcam_entry *boost_entry;
+};
+
+#define ICE_DVM_MAX_ENTRIES	48
+
+struct ice_dvm_table {
+	struct ice_dvm_entry tbl[ICE_DVM_MAX_ENTRIES];
+	u16 count;
+};
+
+struct ice_pkg_es {
+	__le16 count;
+	__le16 offset;
+	struct ice_fv_word es[];
+};
+
+struct ice_es {
+	u32 sid;
+	u16 count;
+	u16 fvw;
+	u16 *ref_count;
+	u32 *mask_ena;
+	struct list_head prof_map;
+	struct ice_fv_word *t;
+	struct mutex prof_map_lock;	/* protect access to profiles list */
+	u8 *written;
+	u8 reverse; /* set to true to reverse FV order */
+};
+
+/* PTYPE Group management */
+
+/* Note: XLT1 table takes 13-bit as input, and results in an 8-bit packet type
+ * group (PTG) ID as output.
+ *
+ * Note: PTG 0 is the default packet type group and it is assumed that all PTYPE
+ * are a part of this group until moved to a new PTG.
+ */
+#define ICE_DEFAULT_PTG	0
+
+struct ice_ptg_entry {
+	struct ice_ptg_ptype *first_ptype;
+	u8 in_use;
+};
+
+struct ice_ptg_ptype {
+	struct ice_ptg_ptype *next_ptype;
+	u8 ptg;
+};
+
+#define ICE_MAX_TCAM_PER_PROFILE	32
+#define ICE_MAX_PTG_PER_PROFILE		32
+
+struct ice_prof_map {
+	struct list_head list;
+	u64 profile_cookie;
+	u64 context;
+	u8 prof_id;
+	u8 ptg_cnt;
+	u8 ptg[ICE_MAX_PTG_PER_PROFILE];
+	struct ice_ptype_attrib_info attr[ICE_MAX_PTG_PER_PROFILE];
+};
+
+#define ICE_INVALID_TCAM	0xFFFF
+
+struct ice_tcam_inf {
+	u16 tcam_idx;
+	struct ice_ptype_attrib_info attr;
+	u8 ptg;
+	u8 prof_id;
+	u8 in_use;
+};
+
+struct ice_vsig_prof {
+	struct list_head list;
+	u64 profile_cookie;
+	u8 prof_id;
+	u8 tcam_count;
+	struct ice_tcam_inf tcam[ICE_MAX_TCAM_PER_PROFILE];
+};
+
+struct ice_vsig_entry {
+	struct list_head prop_lst;
+	struct ice_vsig_vsi *first_vsi;
+	u8 in_use;
+};
+
+struct ice_vsig_vsi {
+	struct ice_vsig_vsi *next_vsi;
+	u32 prop_mask;
+	u16 changed;
+	u16 vsig;
+};
+
+#define ICE_XLT1_CNT	1024
+#define ICE_MAX_PTGS	256
+
+/* XLT1 Table */
+struct ice_xlt1 {
+	struct ice_ptg_entry *ptg_tbl;
+	struct ice_ptg_ptype *ptypes;
+	u8 *t;
+	u32 sid;
+	u16 count;
+};
+
+#define ICE_XLT2_CNT	768
+#define ICE_MAX_VSIGS	768
+
+/* VSIG bit layout:
+ * [0:12]: incremental VSIG index 1 to ICE_MAX_VSIGS
+ * [13:15]: PF number of device
+ */
+#define ICE_VSIG_IDX_M	(0x1FFF)
+#define ICE_PF_NUM_S	13
+#define ICE_PF_NUM_M	(0x07 << ICE_PF_NUM_S)
+#define ICE_VSIG_VALUE(vsig, pf_id) \
+	((u16)((((u16)(vsig)) & ICE_VSIG_IDX_M) | \
+	       (((u16)(pf_id) << ICE_PF_NUM_S) & ICE_PF_NUM_M)))
+#define ICE_DEFAULT_VSIG	0
+
+/* XLT2 Table */
+struct ice_xlt2 {
+	struct ice_vsig_entry *vsig_tbl;
+	struct ice_vsig_vsi *vsis;
+	u16 *t;
+	u32 sid;
+	u16 count;
+};
+
+/* Profile ID Management */
+struct ice_prof_id_key {
+	__le16 flags;
+	u8 xlt1;
+	__le16 xlt2_cdid;
+} __packed;
+
+/* Keys are made up of two values, each one-half the size of the key.
+ * For TCAM, the entire key is 80 bits wide (or 2, 40-bit wide values)
+ */
+#define ICE_TCAM_KEY_VAL_SZ	5
+#define ICE_TCAM_KEY_SZ		(2 * ICE_TCAM_KEY_VAL_SZ)
+
+struct ice_prof_tcam_entry {
+	__le16 addr;
+	u8 key[ICE_TCAM_KEY_SZ];
+	u8 prof_id;
+} __packed;
+
+struct ice_prof_id_section {
+	__le16 count;
+	struct ice_prof_tcam_entry entry[];
+};
+
+struct ice_prof_tcam {
+	u32 sid;
+	u16 count;
+	u16 max_prof_id;
+	struct ice_prof_tcam_entry *t;
+	u8 cdid_bits; /* # CDID bits to use in key, 0, 2, 4, or 8 */
+};
+
+struct ice_prof_redir {
+	u8 *t;
+	u32 sid;
+	u16 count;
+};
+
+struct ice_mask {
+	u16 mask;	/* 16-bit mask */
+	u16 idx;	/* index */
+	u16 ref;	/* reference count */
+	u8 in_use;	/* non-zero if used */
+};
+
+struct ice_masks {
+	struct mutex lock; /* lock to protect this structure */
+	u16 first;	/* first mask owned by the PF */
+	u16 count;	/* number of masks owned by the PF */
+#define ICE_PROF_MASK_COUNT 32
+	struct ice_mask masks[ICE_PROF_MASK_COUNT];
+};
+
+/* Tables per block */
+struct ice_blk_info {
+	struct ice_xlt1 xlt1;
+	struct ice_xlt2 xlt2;
+	struct ice_prof_tcam prof;
+	struct ice_prof_redir prof_redir;
+	struct ice_es es;
+	struct ice_masks masks;
+	u8 overwrite; /* set to true to allow overwrite of table entries */
+	u8 is_list_init;
+};
+
+enum ice_chg_type {
+	ICE_TCAM_NONE = 0,
+	ICE_PTG_ES_ADD,
+	ICE_TCAM_ADD,
+	ICE_VSIG_ADD,
+	ICE_VSIG_REM,
+	ICE_VSI_MOVE,
+};
+
+struct ice_chs_chg {
+	struct list_head list_entry;
+	enum ice_chg_type type;
+
+	u8 add_ptg;
+	u8 add_vsig;
+	u8 add_tcam_idx;
+	u8 add_prof;
+	u16 ptype;
+	u8 ptg;
+	u8 prof_id;
+	u16 vsi;
+	u16 vsig;
+	u16 orig_vsig;
+	u16 tcam_idx;
+	struct ice_ptype_attrib_info attr;
+};
+
+#define ICE_FLOW_PTYPE_MAX		ICE_XLT1_CNT
+
+enum ice_prof_type {
+	ICE_PROF_NON_TUN = 0x1,
+	ICE_PROF_TUN_UDP = 0x2,
+	ICE_PROF_TUN_GRE = 0x4,
+	ICE_PROF_TUN_GTPU = 0x8,
+	ICE_PROF_TUN_GTPC = 0x10,
+	ICE_PROF_TUN_ALL = 0x1E,
+	ICE_PROF_ALL = 0xFF,
+};
+
+/* Number of bits/bytes contained in meta init entry. Note, this should be a
+ * multiple of 32 bits.
+ */
+#define ICE_META_INIT_BITS	192
+#define ICE_META_INIT_DW_CNT	(ICE_META_INIT_BITS / (sizeof(__le32) * \
+				 BITS_PER_BYTE))
+
+/* The meta init Flag field starts at this bit */
+#define ICE_META_FLAGS_ST		123
+
+/* The entry and bit to check for Double VLAN Mode (DVM) support */
+#define ICE_META_VLAN_MODE_ENTRY	0
+#define ICE_META_FLAG_VLAN_MODE		60
+#define ICE_META_VLAN_MODE_BIT		(ICE_META_FLAGS_ST + \
+					 ICE_META_FLAG_VLAN_MODE)
+
+struct ice_meta_init_entry {
+	__le32 bm[ICE_META_INIT_DW_CNT];
+};
+
+struct ice_meta_init_section {
+	__le16 count;
+	__le16 offset;
+	struct ice_meta_init_entry entry;
+};
+#endif /* _ICE_FLEX_TYPE_H_ */