diff options
Diffstat (limited to 'drivers/net/dpaa2/mc/dpni.c')
-rw-r--r-- | drivers/net/dpaa2/mc/dpni.c | 739 |
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); +} |