driver/fsl-mc: Add support of MC Flibs

Freescale's Layerscape Management Complex (MC) provide support various
objects like DPRC, DPNI, DPBP and DPIO.
Where:
	DPRC: Place holdes for other MC objectes like DPNI, DPBP, DPIO
	DPBP: Management of buffer pool
	DPIO: Used for used to QBMan portal
	DPNI: Represents standard network interface

These objects are used for DPAA ethernet drivers.

Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: Lijun Pan <Lijun.Pan@freescale.com>
Signed-off-by: Stuart Yoder <stuart.yoder@freescale.com>
Signed-off-by: Geoff Thorpe <Geoff.Thorpe@freescale.com>
Signed-off-by: Haiying Wang <Haiying.Wang@freescale.com>
Signed-off-by: Cristian Sovaiala <cristian.sovaiala@freescale.com>
Signed-off-by: pankaj chauhan <pankaj.chauhan@freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>

1 files changed, 102 insertions, 0 deletions

diff --git a/drivers/net/fsl-mc/dpbp.c b/drivers/net/fsl-mc/dpbp.c
new file mode 100644
index 0000000..3853e58
--- /dev/null
+++ b/drivers/net/fsl-mc/dpbp.c
@@ -0,0 +1,102 @@
+/*
+ * Freescale Layerscape MC I/O wrapper
+ *
+ * Copyright (C) 2013-2015 Freescale Semiconductor, Inc.
+ * Author: German Rivera <German.Rivera@freescale.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#include <fsl-mc/fsl_mc_sys.h>
+#include <fsl-mc/fsl_mc_cmd.h>
+#include <fsl-mc/fsl_dpbp.h>
+
+int dpbp_open(struct fsl_mc_io *mc_io, int dpbp_id, uint16_t *token)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPBP_CMDID_OPEN,
+					  MC_CMD_PRI_LOW, 0);
+	DPBP_CMD_OPEN(cmd, dpbp_id);
+
+	/* 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 dpbp_close(struct fsl_mc_io *mc_io, uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPBP_CMDID_CLOSE, MC_CMD_PRI_HIGH,
+					  token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpbp_enable(struct fsl_mc_io *mc_io, uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPBP_CMDID_ENABLE, MC_CMD_PRI_LOW,
+					  token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpbp_disable(struct fsl_mc_io *mc_io, uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPBP_CMDID_DISABLE,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpbp_reset(struct fsl_mc_io *mc_io, uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPBP_CMDID_RESET,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpbp_get_attributes(struct fsl_mc_io *mc_io,
+			uint16_t token,
+			struct dpbp_attr *attr)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_ATTR,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPBP_RSP_GET_ATTRIBUTES(cmd, attr);
+
+	return 0;
+}