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>
diff --git a/drivers/net/fsl-mc/dpni.c b/drivers/net/fsl-mc/dpni.c
new file mode 100644
index 0000000..b384401
--- /dev/null
+++ b/drivers/net/fsl-mc/dpni.c
@@ -0,0 +1,506 @@
+/*
+ * Copyright (C) 2013-2015 Freescale Semiconductor
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <fsl-mc/fsl_mc_sys.h>
+#include <fsl-mc/fsl_mc_cmd.h>
+#include <fsl-mc/fsl_dpni.h>
+
+int dpni_open(struct fsl_mc_io *mc_io, int dpni_id, uint16_t *token)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_OPEN,
+					  MC_CMD_PRI_LOW, 0);
+	DPNI_CMD_OPEN(cmd, dpni_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 0;
+}
+
+int dpni_close(struct fsl_mc_io *mc_io, uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLOSE,
+					  MC_CMD_PRI_HIGH, token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_set_pools(struct fsl_mc_io *mc_io,
+		   uint16_t token,
+		   const struct dpni_pools_cfg *cfg)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_POOLS,
+					  MC_CMD_PRI_LOW,
+					  token);
+	DPNI_CMD_SET_POOLS(cmd, cfg);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_enable(struct fsl_mc_io *mc_io, uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_ENABLE,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_disable(struct fsl_mc_io *mc_io, uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_DISABLE,
+					  MC_CMD_PRI_LOW,
+					  token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_reset(struct fsl_mc_io *mc_io, uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_RESET,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_attributes(struct fsl_mc_io *mc_io,
+			uint16_t token,
+			struct dpni_attr *attr)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_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 */
+	DPNI_RSP_GET_ATTR(cmd, attr);
+
+	return 0;
+}
+
+int dpni_get_rx_buffer_layout(struct fsl_mc_io *mc_io,
+			      uint16_t token,
+			      struct dpni_buffer_layout *layout)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_RX_BUFFER_LAYOUT,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_RX_BUFFER_LAYOUT(cmd, layout);
+
+	return 0;
+}
+
+int dpni_set_rx_buffer_layout(struct fsl_mc_io *mc_io,
+			      uint16_t token,
+			      const struct dpni_buffer_layout *layout)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_BUFFER_LAYOUT,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_SET_RX_BUFFER_LAYOUT(cmd, layout);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_tx_buffer_layout(struct fsl_mc_io *mc_io,
+			      uint16_t token,
+			      struct dpni_buffer_layout *layout)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TX_BUFFER_LAYOUT,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_TX_BUFFER_LAYOUT(cmd, layout);
+
+	return 0;
+}
+
+int dpni_set_tx_buffer_layout(struct fsl_mc_io *mc_io,
+			      uint16_t token,
+			      const struct dpni_buffer_layout *layout)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_BUFFER_LAYOUT,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_SET_TX_BUFFER_LAYOUT(cmd, layout);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_tx_conf_buffer_layout(struct fsl_mc_io *mc_io,
+				   uint16_t token,
+				   struct dpni_buffer_layout *layout)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TX_CONF_BUFFER_LAYOUT,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_TX_CONF_BUFFER_LAYOUT(cmd, layout);
+
+	return 0;
+}
+
+int dpni_set_tx_conf_buffer_layout(struct fsl_mc_io *mc_io,
+				   uint16_t token,
+				   const struct dpni_buffer_layout *layout)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_CONF_BUFFER_LAYOUT,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_SET_TX_CONF_BUFFER_LAYOUT(cmd, layout);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_qdid(struct fsl_mc_io *mc_io, uint16_t token, uint16_t *qdid)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QDID,
+					  MC_CMD_PRI_LOW,
+					  token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_QDID(cmd, *qdid);
+
+	return 0;
+}
+
+int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io,
+			    uint16_t token,
+			    uint16_t *data_offset)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TX_DATA_OFFSET,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_TX_DATA_OFFSET(cmd, *data_offset);
+
+	return 0;
+}
+
+int dpni_get_counter(struct fsl_mc_io *mc_io,
+		     uint16_t token,
+		     enum dpni_counter counter,
+		     uint64_t *value)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_COUNTER,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_GET_COUNTER(cmd, counter);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_COUNTER(cmd, *value);
+
+	return 0;
+}
+
+int dpni_set_counter(struct fsl_mc_io *mc_io,
+		     uint16_t token,
+		     enum dpni_counter counter,
+		     uint64_t value)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_COUNTER,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_SET_COUNTER(cmd, counter, value);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_set_link_cfg(struct fsl_mc_io *mc_io,
+		      uint16_t token,
+		     struct dpni_link_cfg *cfg)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_LINK_CFG,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_SET_LINK_CFG(cmd, cfg);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_link_state(struct fsl_mc_io *mc_io,
+			uint16_t token,
+			struct dpni_link_state *state)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_LINK_STATE,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_LINK_STATE(cmd, state);
+
+	return 0;
+}
+
+
+int dpni_set_primary_mac_addr(struct fsl_mc_io *mc_io,
+			      uint16_t token,
+			      const uint8_t mac_addr[6])
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_PRIM_MAC,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_SET_PRIMARY_MAC_ADDR(cmd, mac_addr);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_primary_mac_addr(struct fsl_mc_io *mc_io,
+			      uint16_t token,
+			      uint8_t mac_addr[6])
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_PRIM_MAC,
+					  MC_CMD_PRI_LOW, token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_PRIMARY_MAC_ADDR(cmd, mac_addr);
+
+	return 0;
+}
+
+int dpni_add_mac_addr(struct fsl_mc_io *mc_io,
+		      uint16_t token,
+		      const uint8_t mac_addr[6])
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_MAC_ADDR,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_ADD_MAC_ADDR(cmd, mac_addr);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_remove_mac_addr(struct fsl_mc_io *mc_io,
+			 uint16_t token,
+			 const uint8_t mac_addr[6])
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_MAC_ADDR,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_REMOVE_MAC_ADDR(cmd, mac_addr);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_set_tx_flow(struct fsl_mc_io *mc_io,
+		     uint16_t token,
+		     uint16_t *flow_id,
+		     const struct dpni_tx_flow_cfg *cfg)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_FLOW,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_SET_TX_FLOW(cmd, *flow_id, cfg);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_SET_TX_FLOW(cmd, *flow_id);
+
+	return 0;
+}
+
+int dpni_get_tx_flow(struct fsl_mc_io *mc_io,
+		     uint16_t token,
+		     uint16_t flow_id,
+		     struct dpni_tx_flow_attr *attr)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TX_FLOW,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_GET_TX_FLOW(cmd, flow_id);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_TX_FLOW(cmd, attr);
+
+	return 0;
+}
+
+int dpni_set_rx_flow(struct fsl_mc_io *mc_io,
+		     uint16_t token,
+		     uint8_t tc_id,
+		     uint16_t flow_id,
+		     const struct dpni_queue_cfg *cfg)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_FLOW,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_SET_RX_FLOW(cmd, tc_id, flow_id, cfg);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_rx_flow(struct fsl_mc_io *mc_io,
+		     uint16_t token,
+		     uint8_t tc_id,
+		     uint16_t flow_id,
+		     struct dpni_queue_attr *attr)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_RX_FLOW,
+					  MC_CMD_PRI_LOW, token);
+	DPNI_CMD_GET_RX_FLOW(cmd, tc_id, flow_id);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPNI_RSP_GET_RX_FLOW(cmd, attr);
+
+	return 0;
+}