1 files changed, 445 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_ddp.h b/drivers/net/ethernet/intel/ice/ice_ddp.h
new file mode 100644
index 000000000000..37eadb3d27a8
--- /dev/null
+++ b/drivers/net/ethernet/intel/ice/ice_ddp.h
@@ -0,0 +1,445 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (c) 2022, Intel Corporation. */
+
+#ifndef _ICE_DDP_H_
+#define _ICE_DDP_H_
+
+#include "ice_type.h"
+
+/* Package minimal version supported */
+#define ICE_PKG_SUPP_VER_MAJ 1
+#define ICE_PKG_SUPP_VER_MNR 3
+
+/* Package format version */
+#define ICE_PKG_FMT_VER_MAJ 1
+#define ICE_PKG_FMT_VER_MNR 0
+#define ICE_PKG_FMT_VER_UPD 0
+#define ICE_PKG_FMT_VER_DFT 0
+
+#define ICE_PKG_CNT 4
+
+#define ICE_FV_OFFSET_INVAL 0x1FF
+
+/* Extraction Sequence (Field Vector) Table */
+struct ice_fv_word {
+	u8 prot_id;
+	u16 off; /* Offset within the protocol header */
+	u8 resvrd;
+} __packed;
+
+#define ICE_MAX_NUM_PROFILES 256
+
+#define ICE_MAX_FV_WORDS 48
+struct ice_fv {
+	struct ice_fv_word ew[ICE_MAX_FV_WORDS];
+};
+
+enum ice_ddp_state {
+	/* Indicates that this call to ice_init_pkg
+	 * successfully loaded the requested DDP package
+	 */
+	ICE_DDP_PKG_SUCCESS = 0,
+
+	/* Generic error for already loaded errors, it is mapped later to
+	 * the more specific one (one of the next 3)
+	 */
+	ICE_DDP_PKG_ALREADY_LOADED = -1,
+
+	/* Indicates that a DDP package of the same version has already been
+	 * loaded onto the device by a previous call or by another PF
+	 */
+	ICE_DDP_PKG_SAME_VERSION_ALREADY_LOADED = -2,
+
+	/* The device has a DDP package that is not supported by the driver */
+	ICE_DDP_PKG_ALREADY_LOADED_NOT_SUPPORTED = -3,
+
+	/* The device has a compatible package
+	 * (but different from the request) already loaded
+	 */
+	ICE_DDP_PKG_COMPATIBLE_ALREADY_LOADED = -4,
+
+	/* The firmware loaded on the device is not compatible with
+	 * the DDP package loaded
+	 */
+	ICE_DDP_PKG_FW_MISMATCH = -5,
+
+	/* The DDP package file is invalid */
+	ICE_DDP_PKG_INVALID_FILE = -6,
+
+	/* The version of the DDP package provided is higher than
+	 * the driver supports
+	 */
+	ICE_DDP_PKG_FILE_VERSION_TOO_HIGH = -7,
+
+	/* The version of the DDP package provided is lower than the
+	 * driver supports
+	 */
+	ICE_DDP_PKG_FILE_VERSION_TOO_LOW = -8,
+
+	/* The signature of the DDP package file provided is invalid */
+	ICE_DDP_PKG_FILE_SIGNATURE_INVALID = -9,
+
+	/* The DDP package file security revision is too low and not
+	 * supported by firmware
+	 */
+	ICE_DDP_PKG_FILE_REVISION_TOO_LOW = -10,
+
+	/* An error occurred in firmware while loading the DDP package */
+	ICE_DDP_PKG_LOAD_ERROR = -11,
+
+	/* Other errors */
+	ICE_DDP_PKG_ERR = -12
+};
+
+/* Package and segment headers and tables */
+struct ice_pkg_hdr {
+	struct ice_pkg_ver pkg_format_ver;
+	__le32 seg_count;
+	__le32 seg_offset[];
+};
+
+/* generic segment */
+struct ice_generic_seg_hdr {
+#define SEGMENT_TYPE_METADATA 0x00000001
+#define SEGMENT_TYPE_ICE 0x00000010
+	__le32 seg_type;
+	struct ice_pkg_ver seg_format_ver;
+	__le32 seg_size;
+	char seg_id[ICE_PKG_NAME_SIZE];
+};
+
+/* ice specific segment */
+
+union ice_device_id {
+	struct {
+		__le16 device_id;
+		__le16 vendor_id;
+	} dev_vend_id;
+	__le32 id;
+};
+
+struct ice_device_id_entry {
+	union ice_device_id device;
+	union ice_device_id sub_device;
+};
+
+struct ice_seg {
+	struct ice_generic_seg_hdr hdr;
+	__le32 device_table_count;
+	struct ice_device_id_entry device_table[];
+};
+
+struct ice_nvm_table {
+	__le32 table_count;
+	__le32 vers[];
+};
+
+struct ice_buf {
+#define ICE_PKG_BUF_SIZE 4096
+	u8 buf[ICE_PKG_BUF_SIZE];
+};
+
+struct ice_buf_table {
+	__le32 buf_count;
+	struct ice_buf buf_array[];
+};
+
+struct ice_run_time_cfg_seg {
+	struct ice_generic_seg_hdr hdr;
+	u8 rsvd[8];
+	struct ice_buf_table buf_table;
+};
+
+/* global metadata specific segment */
+struct ice_global_metadata_seg {
+	struct ice_generic_seg_hdr hdr;
+	struct ice_pkg_ver pkg_ver;
+	__le32 rsvd;
+	char pkg_name[ICE_PKG_NAME_SIZE];
+};
+
+#define ICE_MIN_S_OFF 12
+#define ICE_MAX_S_OFF 4095
+#define ICE_MIN_S_SZ 1
+#define ICE_MAX_S_SZ 4084
+
+/* section information */
+struct ice_section_entry {
+	__le32 type;
+	__le16 offset;
+	__le16 size;
+};
+
+#define ICE_MIN_S_COUNT 1
+#define ICE_MAX_S_COUNT 511
+#define ICE_MIN_S_DATA_END 12
+#define ICE_MAX_S_DATA_END 4096
+
+#define ICE_METADATA_BUF 0x80000000
+
+struct ice_buf_hdr {
+	__le16 section_count;
+	__le16 data_end;
+	struct ice_section_entry section_entry[];
+};
+
+#define ICE_MAX_ENTRIES_IN_BUF(hd_sz, ent_sz)                                 \
+	((ICE_PKG_BUF_SIZE -                                                  \
+	  struct_size((struct ice_buf_hdr *)0, section_entry, 1) - (hd_sz)) / \
+	 (ent_sz))
+
+/* ice package section IDs */
+#define ICE_SID_METADATA 1
+#define ICE_SID_XLT0_SW 10
+#define ICE_SID_XLT_KEY_BUILDER_SW 11
+#define ICE_SID_XLT1_SW 12
+#define ICE_SID_XLT2_SW 13
+#define ICE_SID_PROFID_TCAM_SW 14
+#define ICE_SID_PROFID_REDIR_SW 15
+#define ICE_SID_FLD_VEC_SW 16
+#define ICE_SID_CDID_KEY_BUILDER_SW 17
+
+struct ice_meta_sect {
+	struct ice_pkg_ver ver;
+#define ICE_META_SECT_NAME_SIZE 28
+	char name[ICE_META_SECT_NAME_SIZE];
+	__le32 track_id;
+};
+
+#define ICE_SID_CDID_REDIR_SW 18
+
+#define ICE_SID_XLT0_ACL 20
+#define ICE_SID_XLT_KEY_BUILDER_ACL 21
+#define ICE_SID_XLT1_ACL 22
+#define ICE_SID_XLT2_ACL 23
+#define ICE_SID_PROFID_TCAM_ACL 24
+#define ICE_SID_PROFID_REDIR_ACL 25
+#define ICE_SID_FLD_VEC_ACL 26
+#define ICE_SID_CDID_KEY_BUILDER_ACL 27
+#define ICE_SID_CDID_REDIR_ACL 28
+
+#define ICE_SID_XLT0_FD 30
+#define ICE_SID_XLT_KEY_BUILDER_FD 31
+#define ICE_SID_XLT1_FD 32
+#define ICE_SID_XLT2_FD 33
+#define ICE_SID_PROFID_TCAM_FD 34
+#define ICE_SID_PROFID_REDIR_FD 35
+#define ICE_SID_FLD_VEC_FD 36
+#define ICE_SID_CDID_KEY_BUILDER_FD 37
+#define ICE_SID_CDID_REDIR_FD 38
+
+#define ICE_SID_XLT0_RSS 40
+#define ICE_SID_XLT_KEY_BUILDER_RSS 41
+#define ICE_SID_XLT1_RSS 42
+#define ICE_SID_XLT2_RSS 43
+#define ICE_SID_PROFID_TCAM_RSS 44
+#define ICE_SID_PROFID_REDIR_RSS 45
+#define ICE_SID_FLD_VEC_RSS 46
+#define ICE_SID_CDID_KEY_BUILDER_RSS 47
+#define ICE_SID_CDID_REDIR_RSS 48
+
+#define ICE_SID_RXPARSER_MARKER_PTYPE 55
+#define ICE_SID_RXPARSER_BOOST_TCAM 56
+#define ICE_SID_RXPARSER_METADATA_INIT 58
+#define ICE_SID_TXPARSER_BOOST_TCAM 66
+
+#define ICE_SID_XLT0_PE 80
+#define ICE_SID_XLT_KEY_BUILDER_PE 81
+#define ICE_SID_XLT1_PE 82
+#define ICE_SID_XLT2_PE 83
+#define ICE_SID_PROFID_TCAM_PE 84
+#define ICE_SID_PROFID_REDIR_PE 85
+#define ICE_SID_FLD_VEC_PE 86
+#define ICE_SID_CDID_KEY_BUILDER_PE 87
+#define ICE_SID_CDID_REDIR_PE 88
+
+/* Label Metadata section IDs */
+#define ICE_SID_LBL_FIRST 0x80000010
+#define ICE_SID_LBL_RXPARSER_TMEM 0x80000018
+/* The following define MUST be updated to reflect the last label section ID */
+#define ICE_SID_LBL_LAST 0x80000038
+
+/* Label ICE runtime configuration section IDs */
+#define ICE_SID_TX_5_LAYER_TOPO 0x10
+
+enum ice_block {
+	ICE_BLK_SW = 0,
+	ICE_BLK_ACL,
+	ICE_BLK_FD,
+	ICE_BLK_RSS,
+	ICE_BLK_PE,
+	ICE_BLK_COUNT
+};
+
+enum ice_sect {
+	ICE_XLT0 = 0,
+	ICE_XLT_KB,
+	ICE_XLT1,
+	ICE_XLT2,
+	ICE_PROF_TCAM,
+	ICE_PROF_REDIR,
+	ICE_VEC_TBL,
+	ICE_CDID_KB,
+	ICE_CDID_REDIR,
+	ICE_SECT_COUNT
+};
+
+/* package labels */
+struct ice_label {
+	__le16 value;
+#define ICE_PKG_LABEL_SIZE 64
+	char name[ICE_PKG_LABEL_SIZE];
+};
+
+struct ice_label_section {
+	__le16 count;
+	struct ice_label label[];
+};
+
+#define ICE_MAX_LABELS_IN_BUF                                             \
+	ICE_MAX_ENTRIES_IN_BUF(struct_size((struct ice_label_section *)0, \
+					   label, 1) -                    \
+				       sizeof(struct ice_label),          \
+			       sizeof(struct ice_label))
+
+struct ice_sw_fv_section {
+	__le16 count;
+	__le16 base_offset;
+	struct ice_fv fv[];
+};
+
+struct ice_sw_fv_list_entry {
+	struct list_head list_entry;
+	u32 profile_id;
+	struct ice_fv *fv_ptr;
+};
+
+/* The BOOST TCAM stores the match packet header in reverse order, meaning
+ * the fields are reversed; in addition, this means that the normally big endian
+ * fields of the packet are now little endian.
+ */
+struct ice_boost_key_value {
+#define ICE_BOOST_REMAINING_HV_KEY 15
+	u8 remaining_hv_key[ICE_BOOST_REMAINING_HV_KEY];
+	__le16 hv_dst_port_key;
+	__le16 hv_src_port_key;
+	u8 tcam_search_key;
+} __packed;
+
+struct ice_boost_key {
+	struct ice_boost_key_value key;
+	struct ice_boost_key_value key2;
+};
+
+/* package Boost TCAM entry */
+struct ice_boost_tcam_entry {
+	__le16 addr;
+	__le16 reserved;
+	/* break up the 40 bytes of key into different fields */
+	struct ice_boost_key key;
+	u8 boost_hit_index_group;
+	/* The following contains bitfields which are not on byte boundaries.
+	 * These fields are currently unused by driver software.
+	 */
+#define ICE_BOOST_BIT_FIELDS 43
+	u8 bit_fields[ICE_BOOST_BIT_FIELDS];
+};
+
+struct ice_boost_tcam_section {
+	__le16 count;
+	__le16 reserved;
+	struct ice_boost_tcam_entry tcam[];
+};
+
+#define ICE_MAX_BST_TCAMS_IN_BUF                                               \
+	ICE_MAX_ENTRIES_IN_BUF(struct_size((struct ice_boost_tcam_section *)0, \
+					   tcam, 1) -                          \
+				       sizeof(struct ice_boost_tcam_entry),    \
+			       sizeof(struct ice_boost_tcam_entry))
+
+/* package Marker Ptype TCAM entry */
+struct ice_marker_ptype_tcam_entry {
+#define ICE_MARKER_PTYPE_TCAM_ADDR_MAX 1024
+	__le16 addr;
+	__le16 ptype;
+	u8 keys[20];
+};
+
+struct ice_marker_ptype_tcam_section {
+	__le16 count;
+	__le16 reserved;
+	struct ice_marker_ptype_tcam_entry tcam[];
+};
+
+#define ICE_MAX_MARKER_PTYPE_TCAMS_IN_BUF                                    \
+	ICE_MAX_ENTRIES_IN_BUF(                                              \
+		struct_size((struct ice_marker_ptype_tcam_section *)0, tcam, \
+			    1) -                                             \
+			sizeof(struct ice_marker_ptype_tcam_entry),          \
+		sizeof(struct ice_marker_ptype_tcam_entry))
+
+struct ice_xlt1_section {
+	__le16 count;
+	__le16 offset;
+	u8 value[];
+};
+
+struct ice_xlt2_section {
+	__le16 count;
+	__le16 offset;
+	__le16 value[];
+};
+
+struct ice_prof_redir_section {
+	__le16 count;
+	__le16 offset;
+	u8 redir_value[];
+};
+
+/* package buffer building */
+
+struct ice_buf_build {
+	struct ice_buf buf;
+	u16 reserved_section_table_entries;
+};
+
+struct ice_pkg_enum {
+	struct ice_buf_table *buf_table;
+	u32 buf_idx;
+
+	u32 type;
+	struct ice_buf_hdr *buf;
+	u32 sect_idx;
+	void *sect;
+	u32 sect_type;
+
+	u32 entry_idx;
+	void *(*handler)(u32 sect_type, void *section, u32 index, u32 *offset);
+};
+
+int ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
+			u16 buf_size, bool last_buf, u32 *error_offset,
+			u32 *error_info, struct ice_sq_cd *cd);
+int ice_aq_upload_section(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
+			  u16 buf_size, struct ice_sq_cd *cd);
+
+void *ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size);
+
+enum ice_ddp_state ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len);
+
+struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw);
+
+struct ice_generic_seg_hdr *ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
+						struct ice_pkg_hdr *pkg_hdr);
+
+int ice_update_pkg_no_lock(struct ice_hw *hw, struct ice_buf *bufs, u32 count);
+int ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count);
+
+int ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count);
+u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld);
+void *ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
+			   u32 sect_type);
+
+struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf);
+
+#endif