From 1990cc7db79c9fbe90953ec80039650e7cfb5792 Mon Sep 17 00:00:00 2001
From: Florinel Iordache <florinel.iordache@nxp.com>
Date: Tue, 19 Nov 2019 10:28:17 +0000
Subject: 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>
---
 drivers/net/fsl-mc/dpsparser.c | 138 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 138 insertions(+)
 create mode 100644 drivers/net/fsl-mc/dpsparser.c

(limited to 'drivers/net/fsl-mc/dpsparser.c')

diff --git a/drivers/net/fsl-mc/dpsparser.c b/drivers/net/fsl-mc/dpsparser.c
new file mode 100644
index 00000000000..cfd1ba66a05
--- /dev/null
+++ b/drivers/net/fsl-mc/dpsparser.c
@@ -0,0 +1,138 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Data Path Soft Parser
+ *
+ * Copyright 2018 NXP
+ */
+#include <fsl-mc/fsl_mc_sys.h>
+#include <fsl-mc/fsl_mc_cmd.h>
+#include <fsl-mc/fsl_dpsparser.h>
+
+int dpsparser_open(struct fsl_mc_io *mc_io,
+		   u32 cmd_flags,
+		   u16 *token)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPSPARSER_CMDID_OPEN,
+					  cmd_flags,
+					  0);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	*token = MC_CMD_HDR_READ_TOKEN(cmd.header);
+
+	return err;
+}
+
+int dpsparser_close(struct fsl_mc_io *mc_io,
+		    u32 cmd_flags,
+		    u16 token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPSPARSER_CMDID_CLOSE, cmd_flags,
+					  token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpsparser_create(struct fsl_mc_io *mc_io,
+		     u16 token,
+		     u32 cmd_flags,
+		     u32 *obj_id)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPSPARSER_CMDID_CREATE,
+					  cmd_flags,
+					  token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	MC_CMD_READ_OBJ_ID(cmd, *obj_id);
+
+	return 0;
+}
+
+int dpsparser_destroy(struct fsl_mc_io *mc_io,
+		      u16 token,
+		      u32 cmd_flags,
+		      u32 obj_id)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPSPARSER_CMDID_DESTROY,
+					  cmd_flags,
+					  token);
+
+	/* set object id to destroy */
+	CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, obj_id);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpsparser_apply_spb(struct fsl_mc_io *mc_io,
+			u32 cmd_flags,
+			u16 token,
+			u64 blob_addr,
+			u16 *error)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPSPARSER_CMDID_APPLY_SPB,
+					  cmd_flags,
+					  token);
+	DPSPARSER_CMD_BLOB_SET_ADDR(cmd, blob_addr);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters: MC error code */
+	DPSPARSER_CMD_BLOB_REPORT_ERROR(cmd, *error);
+
+	return 0;
+}
+
+int dpsparser_get_api_version(struct fsl_mc_io *mc_io,
+			      u32 cmd_flags,
+			      u16 *major_ver,
+			      u16 *minor_ver)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPSPARSER_CMDID_GET_API_VERSION,
+					  cmd_flags, 0);
+
+	/* send command to mc */
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	mc_cmd_read_api_version(&cmd, major_ver, minor_ver);
+
+	return 0;
+}
-- 
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