drivers/fsl-mc: Support DPSPARSER object and apply spb command

Add support for DPSPARSER object (create/destroy, open/close, apply spb)
which is required to configure Soft Parser by using MC.
Also add uboot command to apply Soft Parser Blob with command:
fsl_mc apply spb <spb_load_addr>

Signed-off-by: Florinel Iordache <florinel.iordache@nxp.com>
Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>

2 files changed, 224 insertions, 1 deletions

diff --git a/include/fsl-mc/fsl_dpsparser.h b/include/fsl-mc/fsl_dpsparser.h
new file mode 100644
index 0000000000..48fb495059
--- /dev/null
+++ b/include/fsl-mc/fsl_dpsparser.h
@@ -0,0 +1,208 @@
+/* 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 */
diff --git a/include/fsl-mc/fsl_mc_private.h b/include/fsl-mc/fsl_mc_private.h
index ba0bc379d5..28b6d45023 100644
--- a/include/fsl-mc/fsl_mc_private.h
+++ b/include/fsl-mc/fsl_mc_private.h
@@ -1,7 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright 2014-2016 Freescale Semiconductor, Inc.
- * Copyright 2017 NXP
+ * Copyright 2017-2018 NXP
  */
 
 #ifndef _FSL_MC_PRIVATE_H_
@@ -65,7 +65,22 @@ struct fsl_dpni_obj {
 
 extern struct fsl_dpni_obj *dflt_dpni;
 
+/**
+ * struct sp_blob_header - SP Blob header structure
+ * @magic: SP Blob magic number
+ * @blob_ver: SP Blob version
+ * @ip_rev: SP IP revision
+ * @length: Length of the SP Blob
+ */
+struct sp_blob_header {
+	u32 magic;
+	u32 blob_ver;
+	u32 ip_rev;
+	u32 length;
+};
+
 int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr);
 int ldpaa_eth_init(int dpmac_id, phy_interface_t enet_if);
 int mc_apply_dpl(u64 mc_dpl_addr);
+int mc_apply_spb(u64 mc_spb_addr);
 #endif /* _FSL_MC_PRIVATE_H_ */