fsl_dpsparser.h
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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Data Path Soft Parser API
*
* Copyright 2018 NXP
*/
#ifndef _FSL_DPSPARSER_H
#define _FSL_DPSPARSER_H
/* DPSPARSER last supported API version */
#define DPSPARSER_VER_MAJOR 1
#define DPSPARSER_VER_MINOR 0
/* Command IDs */
#define DPSPARSER_CMDID_CLOSE 0x8001
#define DPSPARSER_CMDID_OPEN 0x8111
#define DPSPARSER_CMDID_CREATE 0x9111
#define DPSPARSER_CMDID_DESTROY 0x9911
#define DPSPARSER_CMDID_GET_API_VERSION 0xa111
#define DPSPARSER_CMDID_APPLY_SPB 0x1181
/* cmd, param, offset, width, type, arg_name */
#define DPSPARSER_CMD_BLOB_SET_ADDR(cmd, addr) \
MC_CMD_OP(cmd, 0, 0, 64, u64, addr)
/* cmd, param, offset, width, type, arg_name */
#define DPSPARSER_CMD_BLOB_REPORT_ERROR(cmd, err) \
MC_RSP_OP(cmd, 0, 0, 16, u16, err)
/* Data Path Soft Parser API
* Contains initialization APIs and runtime control APIs for DPSPARSER
*/
struct fsl_mc_io;
/* MC Unknown error: */
#define MC_ERROR_MSG_SPB_UNKNOWN "Unknown MC error\n"
/* MC Error messages (in order for each error code defined above): */
#define MC_ERROR_MSG_APPLY_SPB \
{ \
"OK\n", \
"BLOB : Magic number does not match\n", \
"BLOB : Version does not match MC API version\n", \
"BLOB : IP revision does not match HW revision\n", \
"BLOB : Blob length is not a multiple of 4\n", \
"BLOB : Invalid length detected\n", \
"BLOB : Name length < 0 in 'blob-name'\n", \
"BLOB : Name length not a 4 multiple in 'blob-name'\n", \
"BLOB : No target HW parser selected\n", \
"BLOB : SP size is negative\n", \
"BLOB : Size is zero\n", \
"BLOB : Number of protocols is negative\n", \
"BLOB : Zero protocols\n", \
"BLOB : Protocol name is null\n", \
"BLOB : SP 'seq-start' is not in [0x40, 0xffc0) range\n", \
"BLOB : Invalid base protocol\n", \
"BLOB : Invalid parameters section\n", \
"BLOB : Invalid parameter\n", \
"BLOB : Invalid parameter configuration\n", \
"BLOB : Not aligned value\n", \
"BLOB : Invalid section TAG detected\n", \
"BLOB : Section size is zero\n", \
"BLOB : Section size not a 4 multiple\n", \
"BLOB : Section size is too big\n", \
"BLOB : No 'bytecode' section before\n", \
"BLOB : No 'sp-protocols' section before\n", \
"BLOB : No 'bytecode' section defined\n", \
"BLOB : No 'sp-protocols' section defined\n", \
"BLOB : Soft Parser BLOB parsing : Error detected\n", \
"apply spb : Soft Parser BLOB is already applied\n", \
"apply spb : BLOB address is not set\n", \
"BLOB : SP parameter offset is not a 4 multiple\n", \
"BLOB : SP parameter offset can't be less than 0x40\n", \
"BLOB : Bytecode size is not a 4 multiple\n", \
"BLOB : Bytecode size cannot be zero\n", \
"BLOB : Bytecode can't overwrite the 0xFFE address\n", \
"BLOB : No hardware parser selected as target\n", \
"BLOB : Bytecode overlap detected\n", \
"BLOB : No parser support\n", \
"BLOB : Too many bytecode sections on WRIOP ingress\n", \
"BLOB : Too many bytecode sections on WRIOP egress\n", \
"BLOB : Too many bytecode sections on AIOP\n", \
"BLOB : Duplicated protocol is already registered\n", \
"BLOB : Maximum number of allowed protocols was exceeded\n", \
"BLOB : Protocols limit exceeded\n", \
"BLOB : Protocol is linked twice\n", \
"BLOB : Soft parser is linked twice\n", \
"BLOB : Parameter offset exceeds the maximum parameters limit\n", \
"BLOB : Parameter size can't be 0 or greater than 64\n", \
"BLOB : Parameter offset plus size exceeds the maximum limit\n", \
"BLOB : Parameters number exceeds the maximum limit\n", \
"BLOB : Duplicated parameter name\n", \
"BLOB : Parameters overlapped detected\n", \
"apply spb : No dpsparser handle.\n", \
\
MC_ERROR_MSG_SPB_UNKNOWN, \
NULL, \
}
/**
* dpsparser_open() - Open a control session for the specified object.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Returned token; use in subsequent API calls
*
* This function can be used to open a control session for an
* already created object; an object may have been declared in
* the DPL or by calling the dpsparser_create function.
* This function returns a unique authentication token,
* associated with the specific object ID and the specific MC
* portal; this token must be used in all subsequent commands for
* this specific object
*
* Return: '0' on Success; Error code otherwise.
*/
int dpsparser_open(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 *token);
/**
* dpsparser_close() - Close the control session of the object
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPSPARSER object
*
* After this function is called, no further operations are
* allowed on the object without opening a new control session.
*
* Return: '0' on Success; Error code otherwise.
*/
int dpsparser_close(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token);
/**
* dpsparser_create() - Create the DPSPARSER object.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Returned token; use in subsequent API calls
*
* Create the DPSPARSER object, allocate required resources and
* perform required initialization.
*
* The object can be created either by declaring it in the
* DPL file, or by calling this function.
* This function returns a unique authentication token,
* associated with the specific object ID and the specific MC
* portal; this token must be used in all subsequent calls to
* this specific object. For objects that are created using the
* DPL file, call dpsparser_open function to get an authentication
* token first.
*
* Return: '0' on Success; Error code otherwise.
*/
int dpsparser_create(struct fsl_mc_io *mc_io,
u16 token,
u32 cmd_flags,
u32 *obj_id);
/**
* dpsparser_destroy() - Destroy the DPSPARSER object and release all its
* resources.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPSPARSER object
*
* Return: '0' on Success; error code otherwise.
*/
int dpsparser_destroy(struct fsl_mc_io *mc_io,
u16 token,
u32 cmd_flags,
u32 obj_id);
/**
* dpsparser_apply_spb() - Applies the Soft Parser Blob loaded at specified
* address.
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPSPARSER object
* @blob_addr: Blob loading address
* @error: Error reported by MC related to SP Blob parsing and apply
*
* Return: '0' on Success; error code otherwise.
*/
int dpsparser_apply_spb(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token,
u64 blob_addr,
u16 *error);
/**
* dpsparser_get_api_version - Retrieve DPSPARSER Major and Minor version info.
*
* @mc_io: Pointer to MC portal's I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @major_ver: DPSPARSER major version
* @minor_ver: DPSPARSER minor version
*
* Return: '0' on Success; Error code otherwise.
*/
int dpsparser_get_api_version(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 *major_ver,
u16 *minor_ver);
#endif /* _FSL_DPSPARSER_H */