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authorChristian Ehrhardt <christian.ehrhardt@canonical.com>2017-05-16 14:51:32 +0200
committerChristian Ehrhardt <christian.ehrhardt@canonical.com>2017-05-16 16:20:45 +0200
commit7595afa4d30097c1177b69257118d8ad89a539be (patch)
tree4bfeadc905c977e45e54a90c42330553b8942e4e /drivers/net/dpaa2/mc/dpni.c
parentce3d555e43e3795b5d9507fcfc76b7a0a92fd0d6 (diff)
Imported Upstream version 17.05
Change-Id: Id1e419c5a214e4a18739663b91f0f9a549f1fdc6 Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'drivers/net/dpaa2/mc/dpni.c')
-rw-r--r--drivers/net/dpaa2/mc/dpni.c739
1 files changed, 739 insertions, 0 deletions
diff --git a/drivers/net/dpaa2/mc/dpni.c b/drivers/net/dpaa2/mc/dpni.c
new file mode 100644
index 00000000..33306140
--- /dev/null
+++ b/drivers/net/dpaa2/mc/dpni.c
@@ -0,0 +1,739 @@
+/*-
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * BSD LICENSE
+ *
+ * Copyright 2013-2016 Freescale Semiconductor Inc.
+ * Copyright (c) 2016 NXP.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of the above-listed copyright holders nor the
+ * names of any contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * ALTERNATIVELY, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") as published by the Free Software
+ * Foundation, either version 2 of that License or (at your option) any
+ * later version.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <fsl_mc_sys.h>
+#include <fsl_mc_cmd.h>
+#include <fsl_dpni.h>
+#include <fsl_dpni_cmd.h>
+
+int dpni_prepare_key_cfg(const struct dpkg_profile_cfg *cfg,
+ uint8_t *key_cfg_buf)
+{
+ int i, j;
+ int offset = 0;
+ int param = 1;
+ uint64_t *params = (uint64_t *)key_cfg_buf;
+
+ if (!key_cfg_buf || !cfg)
+ return -EINVAL;
+
+ params[0] |= mc_enc(0, 8, cfg->num_extracts);
+ params[0] = cpu_to_le64(params[0]);
+
+ if (cfg->num_extracts >= DPKG_MAX_NUM_OF_EXTRACTS)
+ return -EINVAL;
+
+ for (i = 0; i < cfg->num_extracts; i++) {
+ switch (cfg->extracts[i].type) {
+ case DPKG_EXTRACT_FROM_HDR:
+ params[param] |= mc_enc(0, 8,
+ cfg->extracts[i].extract.from_hdr.prot);
+ params[param] |= mc_enc(8, 4,
+ cfg->extracts[i].extract.from_hdr.type);
+ params[param] |= mc_enc(16, 8,
+ cfg->extracts[i].extract.from_hdr.size);
+ params[param] |= mc_enc(24, 8,
+ cfg->extracts[i].extract.
+ from_hdr.offset);
+ params[param] |= mc_enc(32, 32,
+ cfg->extracts[i].extract.
+ from_hdr.field);
+ params[param] = cpu_to_le64(params[param]);
+ param++;
+ params[param] |= mc_enc(0, 8,
+ cfg->extracts[i].extract.
+ from_hdr.hdr_index);
+ break;
+ case DPKG_EXTRACT_FROM_DATA:
+ params[param] |= mc_enc(16, 8,
+ cfg->extracts[i].extract.
+ from_data.size);
+ params[param] |= mc_enc(24, 8,
+ cfg->extracts[i].extract.
+ from_data.offset);
+ params[param] = cpu_to_le64(params[param]);
+ param++;
+ break;
+ case DPKG_EXTRACT_FROM_PARSE:
+ params[param] |= mc_enc(16, 8,
+ cfg->extracts[i].extract.
+ from_parse.size);
+ params[param] |= mc_enc(24, 8,
+ cfg->extracts[i].extract.
+ from_parse.offset);
+ params[param] = cpu_to_le64(params[param]);
+ param++;
+ break;
+ default:
+ return -EINVAL;
+ }
+ params[param] |= mc_enc(
+ 24, 8, cfg->extracts[i].num_of_byte_masks);
+ params[param] |= mc_enc(32, 4, cfg->extracts[i].type);
+ params[param] = cpu_to_le64(params[param]);
+ param++;
+ for (offset = 0, j = 0;
+ j < DPKG_NUM_OF_MASKS;
+ offset += 16, j++) {
+ params[param] |= mc_enc(
+ (offset), 8, cfg->extracts[i].masks[j].mask);
+ params[param] |= mc_enc(
+ (offset + 8), 8,
+ cfg->extracts[i].masks[j].offset);
+ }
+ params[param] = cpu_to_le64(params[param]);
+ param++;
+ }
+ return 0;
+}
+
+int dpni_open(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ int dpni_id,
+ uint16_t *token)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_OPEN,
+ cmd_flags,
+ 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,
+ uint32_t cmd_flags,
+ uint16_t token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLOSE,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_create(struct fsl_mc_io *mc_io,
+ uint16_t dprc_token,
+ uint32_t cmd_flags,
+ const struct dpni_cfg *cfg,
+ uint32_t *obj_id)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_CREATE,
+ cmd_flags,
+ dprc_token);
+ DPNI_CMD_CREATE(cmd, cfg);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ CMD_CREATE_RSP_GET_OBJ_ID_PARAM0(cmd, *obj_id);
+
+ return 0;
+}
+
+int dpni_destroy(struct fsl_mc_io *mc_io,
+ uint16_t dprc_token,
+ uint32_t cmd_flags,
+ uint32_t object_id)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_DESTROY,
+ cmd_flags,
+ dprc_token);
+ /* set object id to destroy */
+ CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, object_id);
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_set_pools(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ 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,
+ cmd_flags,
+ 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,
+ uint32_t cmd_flags,
+ uint16_t token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_ENABLE,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_disable(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_DISABLE,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_is_enabled(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ int *en)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_IS_ENABLED, cmd_flags,
+ token);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ DPNI_RSP_IS_ENABLED(cmd, *en);
+
+ return 0;
+}
+
+int dpni_reset(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_RESET,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_attributes(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ 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,
+ cmd_flags,
+ 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_set_errors_behavior(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_error_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_ERRORS_BEHAVIOR,
+ cmd_flags,
+ token);
+ DPNI_CMD_SET_ERRORS_BEHAVIOR(cmd, cfg);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_buffer_layout(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ struct dpni_buffer_layout *layout)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_BUFFER_LAYOUT,
+ cmd_flags,
+ token);
+ DPNI_CMD_GET_BUFFER_LAYOUT(cmd, qtype);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ DPNI_RSP_GET_BUFFER_LAYOUT(cmd, layout);
+
+ return 0;
+}
+
+int dpni_set_buffer_layout(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ const struct dpni_buffer_layout *layout)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_BUFFER_LAYOUT,
+ cmd_flags,
+ token);
+ DPNI_CMD_SET_BUFFER_LAYOUT(cmd, qtype, layout);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_set_offload(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_offload type,
+ uint32_t config)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_OFFLOAD,
+ cmd_flags,
+ token);
+ DPNI_CMD_SET_OFFLOAD(cmd, type, config);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_offload(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_offload type,
+ uint32_t *config)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_OFFLOAD,
+ cmd_flags,
+ token);
+ DPNI_CMD_GET_OFFLOAD(cmd, type);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ DPNI_RSP_GET_OFFLOAD(cmd, *config);
+
+ return 0;
+}
+
+int dpni_get_qdid(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ uint16_t *qdid)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QDID,
+ cmd_flags,
+ token);
+ DPNI_CMD_GET_QDID(cmd, qtype);
+
+ /* 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_link_state(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ 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,
+ cmd_flags,
+ 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_max_frame_length(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint16_t max_frame_length)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_MAX_FRAME_LENGTH,
+ cmd_flags,
+ token);
+ DPNI_CMD_SET_MAX_FRAME_LENGTH(cmd, max_frame_length);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_max_frame_length(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint16_t *max_frame_length)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_MAX_FRAME_LENGTH,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ DPNI_RSP_GET_MAX_FRAME_LENGTH(cmd, *max_frame_length);
+
+ return 0;
+}
+
+int dpni_set_unicast_promisc(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ int en)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_UNICAST_PROMISC,
+ cmd_flags,
+ token);
+ DPNI_CMD_SET_UNICAST_PROMISC(cmd, en);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_unicast_promisc(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ int *en)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_UNICAST_PROMISC,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ DPNI_RSP_GET_UNICAST_PROMISC(cmd, *en);
+
+ return 0;
+}
+
+int dpni_set_primary_mac_addr(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ 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,
+ cmd_flags,
+ 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,
+ uint32_t cmd_flags,
+ 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,
+ cmd_flags,
+ 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_set_rx_tc_dist(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id,
+ const struct dpni_rx_tc_dist_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_TC_DIST,
+ cmd_flags,
+ token);
+ DPNI_CMD_SET_RX_TC_DIST(cmd, tc_id, cfg);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_confirmation_mode mode)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_CONFIRMATION_MODE,
+ cmd_flags,
+ token);
+ DPNI_CMD_SET_TX_CONFIRMATION_MODE(cmd, mode);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_api_version(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t *major_ver,
+ uint16_t *minor_ver)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_API_VERSION,
+ cmd_flags,
+ 0);
+
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ DPNI_RSP_GET_API_VERSION(cmd, *major_ver, *minor_ver);
+
+ return 0;
+}
+
+int dpni_set_queue(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ uint8_t tc,
+ uint8_t index,
+ uint8_t options,
+ const struct dpni_queue *queue)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_QUEUE,
+ cmd_flags,
+ token);
+ DPNI_CMD_SET_QUEUE(cmd, qtype, tc, index, options, queue);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_get_queue(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ uint8_t tc,
+ uint8_t index,
+ struct dpni_queue *queue,
+ struct dpni_queue_id *qid)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QUEUE,
+ cmd_flags,
+ token);
+ DPNI_CMD_GET_QUEUE(cmd, qtype, tc, index);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ DPNI_RSP_GET_QUEUE(cmd, queue, qid);
+
+ return 0;
+}
+
+int dpni_get_statistics(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t page,
+ union dpni_statistics *stat)
+{
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_STATISTICS,
+ cmd_flags,
+ token);
+ DPNI_CMD_GET_STATISTICS(cmd, page);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ DPNI_RSP_GET_STATISTICS(cmd, stat);
+
+ return 0;
+}
+
+int dpni_reset_statistics(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_RESET_STATISTICS,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}