/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
*
* Copyright 2013-2016 Freescale Semiconductor Inc.
- * Copyright 2016 NXP
+ * Copyright 2016-2019 NXP
*
*/
#include <fsl_mc_sys.h>
cmd_params->num_queues = cfg->num_queues;
cmd_params->num_tcs = cfg->num_tcs;
cmd_params->mac_filter_entries = cfg->mac_filter_entries;
+ cmd_params->num_rx_tcs = cfg->num_rx_tcs;
cmd_params->vlan_filter_entries = cfg->vlan_filter_entries;
cmd_params->qos_entries = cfg->qos_entries;
cmd_params->fs_entries = cpu_to_le16(cfg->fs_entries);
+ cmd_params->num_cgs = cfg->num_cgs;
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
token);
cmd_params = (struct dpni_cmd_set_pools *)cmd.params;
cmd_params->num_dpbp = cfg->num_dpbp;
+ cmd_params->pool_options = cfg->pool_options;
for (i = 0; i < cmd_params->num_dpbp; i++) {
cmd_params->pool[i].dpbp_id =
cpu_to_le16(cfg->pools[i].dpbp_id);
attr->qos_key_size = rsp_params->qos_key_size;
attr->fs_key_size = rsp_params->fs_key_size;
attr->wriop_version = le16_to_cpu(rsp_params->wriop_version);
+ attr->num_cgs = rsp_params->num_cgs;
return 0;
}
/* retrieve response parameters */
rsp_params = (struct dpni_rsp_get_buffer_layout *)cmd.params;
- layout->pass_timestamp = dpni_get_field(rsp_params->flags, PASS_TS);
- layout->pass_parser_result = dpni_get_field(rsp_params->flags, PASS_PR);
- layout->pass_frame_status = dpni_get_field(rsp_params->flags, PASS_FS);
+ layout->pass_timestamp =
+ (int)dpni_get_field(rsp_params->flags, PASS_TS);
+ layout->pass_parser_result =
+ (int)dpni_get_field(rsp_params->flags, PASS_PR);
+ layout->pass_frame_status =
+ (int)dpni_get_field(rsp_params->flags, PASS_FS);
+ layout->pass_sw_opaque =
+ (int)dpni_get_field(rsp_params->flags, PASS_SWO);
layout->private_data_size = le16_to_cpu(rsp_params->private_data_size);
layout->data_align = le16_to_cpu(rsp_params->data_align);
layout->data_head_room = le16_to_cpu(rsp_params->head_room);
token);
cmd_params = (struct dpni_cmd_set_buffer_layout *)cmd.params;
cmd_params->qtype = qtype;
- cmd_params->options = cpu_to_le16(layout->options);
+ cmd_params->options = cpu_to_le16((uint16_t)layout->options);
dpni_set_field(cmd_params->flags, PASS_TS, layout->pass_timestamp);
dpni_set_field(cmd_params->flags, PASS_PR, layout->pass_parser_result);
dpni_set_field(cmd_params->flags, PASS_FS, layout->pass_frame_status);
+ dpni_set_field(cmd_params->flags, PASS_SWO, layout->pass_sw_opaque);
cmd_params->private_data_size = cpu_to_le16(layout->private_data_size);
cmd_params->data_align = cpu_to_le16(layout->data_align);
cmd_params->head_room = cpu_to_le16(layout->data_head_room);
cmd_params = (struct dpni_cmd_set_link_cfg *)cmd.params;
cmd_params->rate = cpu_to_le32(cfg->rate);
cmd_params->options = cpu_to_le64(cfg->options);
+ cmd_params->advertising = cpu_to_le64(cfg->advertising);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
/* retrieve response parameters */
rsp_params = (struct dpni_rsp_get_link_state *)cmd.params;
state->up = dpni_get_field(rsp_params->flags, LINK_STATE);
+ state->state_valid = dpni_get_field(rsp_params->flags, STATE_VALID);
state->rate = le32_to_cpu(rsp_params->rate);
state->options = le64_to_cpu(rsp_params->options);
+ state->supported = le64_to_cpu(rsp_params->supported);
+ state->advertising = le64_to_cpu(rsp_params->advertising);
return 0;
}
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPNI object
* @mac_addr: MAC address to add
- *
+ * @flags : 0 - tc_id and flow_id will be ignored.
+ * Pkt with this mac_id will be passed to the next
+ * classification stages
+ * DPNI_MAC_SET_QUEUE_ACTION
+ * Pkt with this mac will be forward directly to
+ * queue defined by the tc_id and flow_id
+ * @tc_id : Traffic class selection (0-7)
+ * @flow_id : Selects the specific queue out of the set allocated for the
+ * same as tc_id. Value must be in range 0 to NUM_QUEUES - 1
* Return: '0' on Success; Error code otherwise.
*/
int dpni_add_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
- const uint8_t mac_addr[6])
+ const uint8_t mac_addr[6],
+ uint8_t flags,
+ uint8_t tc_id,
+ uint8_t flow_id)
{
struct mc_command cmd = { 0 };
struct dpni_cmd_add_mac_addr *cmd_params;
cmd_flags,
token);
cmd_params = (struct dpni_cmd_add_mac_addr *)cmd.params;
+ cmd_params->flags = flags;
+ cmd_params->tc_id = tc_id;
+ cmd_params->fq_id = flow_id;
+
for (i = 0; i < 6; i++)
cmd_params->mac_addr[i] = mac_addr[5 - i];
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPNI object
* @vlan_id: VLAN ID to add
+ * @flags: 0 - tc_id and flow_id will be ignored.
+ * Pkt with this vlan_id will be passed to the next
+ * classification stages
+ * DPNI_VLAN_SET_QUEUE_ACTION
+ * Pkt with this vlan_id will be forward directly to
+ * queue defined by the tc_id and flow_id
+ *
+ * @tc_id: Traffic class selection (0-7)
+ * @flow_id: Selects the specific queue out of the set allocated for the
+ * same as tc_id. Value must be in range 0 to NUM_QUEUES - 1
*
* Return: '0' on Success; Error code otherwise.
*/
int dpni_add_vlan_id(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
- uint16_t vlan_id)
+ uint16_t vlan_id,
+ uint8_t flags,
+ uint8_t tc_id,
+ uint8_t flow_id)
{
struct dpni_cmd_vlan_id *cmd_params;
struct mc_command cmd = { 0 };
cmd_flags,
token);
cmd_params = (struct dpni_cmd_vlan_id *)cmd.params;
+ cmd_params->flags = flags;
+ cmd_params->tc_id = tc_id;
+ cmd_params->flow_id = flow_id;
cmd_params->vlan_id = cpu_to_le16(vlan_id);
/* send command to mc*/
dpni_set_field(cmd_params->keep_hash_key,
KEEP_HASH_KEY,
cfg->fs_cfg.keep_hash_key);
+ dpni_set_field(cmd_params->keep_hash_key,
+ KEEP_ENTRIES,
+ cfg->fs_cfg.keep_entries);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_set_qos_table() - Set QoS mapping table
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: QoS table configuration
+ *
+ * This function and all QoS-related functions require that
+ *'max_tcs > 1' was set at DPNI creation.
+ *
+ * warning: Before calling this function, call dpkg_prepare_key_cfg() to
+ * prepare the key_cfg_iova parameter
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_set_qos_table(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ const struct dpni_qos_tbl_cfg *cfg)
+{
+ struct dpni_cmd_set_qos_table *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_QOS_TBL,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_set_qos_table *)cmd.params;
+ cmd_params->default_tc = cfg->default_tc;
+ cmd_params->key_cfg_iova = cpu_to_le64(cfg->key_cfg_iova);
+ dpni_set_field(cmd_params->discard_on_miss,
+ ENABLE,
+ cfg->discard_on_miss);
+ dpni_set_field(cmd_params->discard_on_miss,
+ KEEP_QOS_ENTRIES,
+ cfg->keep_entries);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_add_qos_entry() - Add QoS mapping entry (to select a traffic class)
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: QoS rule to add
+ * @tc_id: Traffic class selection (0-7)
+ * @index: Location in the QoS table where to insert the entry.
+ * Only relevant if MASKING is enabled for QoS classification on
+ * this DPNI, it is ignored for exact match.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_add_qos_entry(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ const struct dpni_rule_cfg *cfg,
+ uint8_t tc_id,
+ uint16_t index,
+ uint8_t flags,
+ uint8_t flow_id)
+{
+ struct dpni_cmd_add_qos_entry *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_QOS_ENT,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_add_qos_entry *)cmd.params;
+ cmd_params->flags = flags;
+ cmd_params->flow_id = flow_id;
+ cmd_params->tc_id = tc_id;
+ cmd_params->key_size = cfg->key_size;
+ cmd_params->index = cpu_to_le16(index);
+ cmd_params->key_iova = cpu_to_le64(cfg->key_iova);
+ cmd_params->mask_iova = cpu_to_le64(cfg->mask_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_remove_qos_entry() - Remove QoS mapping entry
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: QoS rule to remove
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_remove_qos_entry(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ const struct dpni_rule_cfg *cfg)
+{
+ struct dpni_cmd_remove_qos_entry *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_QOS_ENT,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_remove_qos_entry *)cmd.params;
+ cmd_params->key_size = cfg->key_size;
+ cmd_params->key_iova = cpu_to_le64(cfg->key_iova);
+ cmd_params->mask_iova = cpu_to_le64(cfg->mask_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_clear_qos_table() - Clear all QoS mapping entries
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ *
+ * Following this function call, all frames are directed to
+ * the default traffic class (0)
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_clear_qos_table(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_CLR_QOS_TBL,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_add_fs_entry() - Add Flow Steering entry for a specific traffic class
+ * (to select a flow ID)
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tc_id: Traffic class selection (0-7)
+ * @index: Location in the QoS table where to insert the entry.
+ * Only relevant if MASKING is enabled for QoS classification
+ * on this DPNI, it is ignored for exact match.
+ * @cfg: Flow steering rule to add
+ * @action: Action to be taken as result of a classification hit
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_add_fs_entry(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id,
+ uint16_t index,
+ const struct dpni_rule_cfg *cfg,
+ const struct dpni_fs_action_cfg *action)
+{
+ struct dpni_cmd_add_fs_entry *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_FS_ENT,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_add_fs_entry *)cmd.params;
+ cmd_params->tc_id = tc_id;
+ cmd_params->key_size = cfg->key_size;
+ cmd_params->index = cpu_to_le16(index);
+ cmd_params->key_iova = cpu_to_le64(cfg->key_iova);
+ cmd_params->mask_iova = cpu_to_le64(cfg->mask_iova);
+ cmd_params->options = cpu_to_le16(action->options);
+ cmd_params->flow_id = cpu_to_le16(action->flow_id);
+ cmd_params->flc = cpu_to_le64(action->flc);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_remove_fs_entry() - Remove Flow Steering entry from a specific
+ * traffic class
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tc_id: Traffic class selection (0-7)
+ * @cfg: Flow steering rule to remove
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_remove_fs_entry(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id,
+ const struct dpni_rule_cfg *cfg)
+{
+ struct dpni_cmd_remove_fs_entry *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_FS_ENT,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_remove_fs_entry *)cmd.params;
+ cmd_params->tc_id = tc_id;
+ cmd_params->key_size = cfg->key_size;
+ cmd_params->key_iova = cpu_to_le64(cfg->key_iova);
+ cmd_params->mask_iova = cpu_to_le64(cfg->mask_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_clear_fs_entries() - Clear all Flow Steering entries of a specific
+ * traffic class
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tc_id: Traffic class selection (0-7)
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_clear_fs_entries(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc_id)
+{
+ struct dpni_cmd_clear_fs_entries *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLR_FS_ENT,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_clear_fs_entries *)cmd.params;
+ cmd_params->tc_id = tc_id;
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
/**
* dpni_set_congestion_notification() - Set traffic class congestion
* notification configuration
cmd_params = (struct dpni_cmd_set_congestion_notification *)cmd.params;
cmd_params->qtype = qtype;
cmd_params->tc = tc_id;
+ cmd_params->congestion_point = cfg->cg_point;
+ cmd_params->cgid = (uint8_t)cfg->cgid;
cmd_params->dest_id = cpu_to_le32(cfg->dest_cfg.dest_id);
cmd_params->notification_mode = cpu_to_le16(cfg->notification_mode);
cmd_params->dest_priority = cfg->dest_cfg.priority;
cmd_params = (struct dpni_cmd_get_congestion_notification *)cmd.params;
cmd_params->qtype = qtype;
cmd_params->tc = tc_id;
+ cmd_params->congestion_point = cfg->cg_point;
+ cmd_params->cgid = cfg->cgid;
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
queue->destination.hold_active);
cmd_params->flc = cpu_to_le64(queue->flc.value);
cmd_params->user_context = cpu_to_le64(queue->user_context);
+ cmd_params->cgid = queue->cgid;
/* send command to mc */
return mc_send_command(mc_io, &cmd);
queue->user_context = le64_to_cpu(rsp_params->user_context);
qid->fqid = le32_to_cpu(rsp_params->fqid);
qid->qdbin = le16_to_cpu(rsp_params->qdbin);
+ if (dpni_get_field(rsp_params->flags, CGID_VALID))
+ queue->cgid = rsp_params->cgid;
+ else
+ queue->cgid = -1;
return 0;
}
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @token: Token of DPNI object
* @page: Selects the statistics page to retrieve, see
- * DPNI_GET_STATISTICS output. Pages are numbered 0 to 2.
- * @param: Custom parameter for some pages used to select
+ * DPNI_GET_STATISTICS output. Pages are numbered 0 to 6.
+ * @param: Custom parameter for some pages used to select
* a certain statistic source, for example the TC.
* @stat: Structure containing the statistics
*
uint32_t cmd_flags,
uint16_t token,
uint8_t page,
- uint8_t param,
+ uint16_t param,
union dpni_statistics *stat)
{
struct mc_command cmd = { 0 };
return 0;
}
+
+/**
+ * dpni_set_opr() - Set Order Restoration configuration.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tc: Traffic class, in range 0 to NUM_TCS - 1
+ * @index: Selects the specific queue out of the set allocated
+ * for the same TC. Value must be in range 0 to
+ * NUM_QUEUES - 1
+ * @options: Configuration mode options
+ * can be OPR_OPT_CREATE or OPR_OPT_RETIRE
+ * @cfg: Configuration options for the OPR
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_set_opr(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc,
+ uint8_t index,
+ uint8_t options,
+ struct opr_cfg *cfg)
+{
+ struct dpni_cmd_set_opr *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(
+ DPNI_CMDID_SET_OPR,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_set_opr *)cmd.params;
+ cmd_params->tc_id = tc;
+ cmd_params->index = index;
+ cmd_params->options = options;
+ cmd_params->oloe = cfg->oloe;
+ cmd_params->oeane = cfg->oeane;
+ cmd_params->olws = cfg->olws;
+ cmd_params->oa = cfg->oa;
+ cmd_params->oprrws = cfg->oprrws;
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_get_opr() - Retrieve Order Restoration config and query.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tc: Traffic class, in range 0 to NUM_TCS - 1
+ * @index: Selects the specific queue out of the set allocated
+ * for the same TC. Value must be in range 0 to
+ * NUM_QUEUES - 1
+ * @cfg: Returned OPR configuration
+ * @qry: Returned OPR query
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_get_opr(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t tc,
+ uint8_t index,
+ struct opr_cfg *cfg,
+ struct opr_qry *qry)
+{
+ struct dpni_rsp_get_opr *rsp_params;
+ struct dpni_cmd_get_opr *cmd_params;
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_OPR,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_get_opr *)cmd.params;
+ cmd_params->index = index;
+ cmd_params->tc_id = tc;
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpni_rsp_get_opr *)cmd.params;
+ cfg->oloe = rsp_params->oloe;
+ cfg->oeane = rsp_params->oeane;
+ cfg->olws = rsp_params->olws;
+ cfg->oa = rsp_params->oa;
+ cfg->oprrws = rsp_params->oprrws;
+ qry->rip = dpni_get_field(rsp_params->flags, RIP);
+ qry->enable = dpni_get_field(rsp_params->flags, OPR_ENABLE);
+ qry->nesn = le16_to_cpu(rsp_params->nesn);
+ qry->ndsn = le16_to_cpu(rsp_params->ndsn);
+ qry->ea_tseq = le16_to_cpu(rsp_params->ea_tseq);
+ qry->tseq_nlis = dpni_get_field(rsp_params->tseq_nlis, TSEQ_NLIS);
+ qry->ea_hseq = le16_to_cpu(rsp_params->ea_hseq);
+ qry->hseq_nlis = dpni_get_field(rsp_params->hseq_nlis, HSEQ_NLIS);
+ qry->ea_hptr = le16_to_cpu(rsp_params->ea_hptr);
+ qry->ea_tptr = le16_to_cpu(rsp_params->ea_tptr);
+ qry->opr_vid = le16_to_cpu(rsp_params->opr_vid);
+ qry->opr_id = le16_to_cpu(rsp_params->opr_id);
+
+ return 0;
+}
+
+/**
+ * dpni_set_rx_fs_dist() - Set Rx traffic class FS distribution
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: Distribution configuration
+ * If the FS is already enabled with a previous call the classification
+ * key will be changed but all the table rules are kept. If the
+ * existing rules do not match the key the results will not be
+ * predictable. It is the user responsibility to keep key integrity
+ * If cfg.enable is set to 1 the command will create a flow steering table
+ * and will classify packets according to this table. The packets
+ * that miss all the table rules will be classified according to
+ * settings made in dpni_set_rx_hash_dist()
+ * If cfg.enable is set to 0 the command will clear flow steering table. The
+ * packets will be classified according to settings made in
+ * dpni_set_rx_hash_dist()
+ */
+int dpni_set_rx_fs_dist(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
+ uint16_t token, const struct dpni_rx_dist_cfg *cfg)
+{
+ struct dpni_cmd_set_rx_fs_dist *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_FS_DIST,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_set_rx_fs_dist *)cmd.params;
+ cmd_params->dist_size = cpu_to_le16(cfg->dist_size);
+ dpni_set_field(cmd_params->enable, RX_FS_DIST_ENABLE, cfg->enable);
+ cmd_params->tc = cfg->tc;
+ cmd_params->miss_flow_id = cpu_to_le16(cfg->fs_miss_flow_id);
+ cmd_params->key_cfg_iova = cpu_to_le64(cfg->key_cfg_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_set_rx_hash_dist() - Set Rx traffic class HASH distribution
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: Distribution configuration
+ * If cfg.enable is set to 1 the packets will be classified using a hash
+ * function based on the key received in cfg.key_cfg_iova parameter
+ * If cfg.enable is set to 0 the packets will be sent to the queue configured in
+ * dpni_set_rx_dist_default_queue() call
+ */
+int dpni_set_rx_hash_dist(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
+ uint16_t token, const struct dpni_rx_dist_cfg *cfg)
+{
+ struct dpni_cmd_set_rx_hash_dist *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_HASH_DIST,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_set_rx_hash_dist *)cmd.params;
+ cmd_params->dist_size = cpu_to_le16(cfg->dist_size);
+ dpni_set_field(cmd_params->enable, RX_FS_DIST_ENABLE, cfg->enable);
+ cmd_params->tc_id = cfg->tc;
+ cmd_params->key_cfg_iova = cpu_to_le64(cfg->key_cfg_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_add_custom_tpid() - Configures a distinct Ethertype value
+ * (or TPID value) to indicate VLAN tag in addition to the common
+ * TPID values 0x8100 and 0x88A8
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tpid: New value for TPID
+ *
+ * Only two custom values are accepted. If the function is called for the third
+ * time it will return error.
+ * To replace an existing value use dpni_remove_custom_tpid() to remove
+ * a previous TPID and after that use again the function.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_add_custom_tpid(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
+ uint16_t token, uint16_t tpid)
+{
+ struct dpni_cmd_add_custom_tpid *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_CUSTOM_TPID,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_add_custom_tpid *)cmd.params;
+ cmd_params->tpid = cpu_to_le16(tpid);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_remove_custom_tpid() - Removes a distinct Ethertype value added
+ * previously with dpni_add_custom_tpid()
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tpid: New value for TPID
+ *
+ * Use this function when a TPID value added with dpni_add_custom_tpid() needs
+ * to be replaced.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_remove_custom_tpid(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
+ uint16_t token, uint16_t tpid)
+{
+ struct dpni_cmd_remove_custom_tpid *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_CUSTOM_TPID,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_remove_custom_tpid *)cmd.params;
+ cmd_params->tpid = cpu_to_le16(tpid);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_get_custom_tpid() - Returns custom TPID (vlan tags) values configured
+ * to detect 802.1q frames
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tpid: TPID values. Only nonzero members of the structure are valid.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_get_custom_tpid(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
+ uint16_t token, struct dpni_custom_tpid_cfg *tpid)
+{
+ struct dpni_rsp_get_custom_tpid *rsp_params;
+ struct mc_command cmd = { 0 };
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_CUSTOM_TPID,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* read command response */
+ rsp_params = (struct dpni_rsp_get_custom_tpid *)cmd.params;
+ tpid->tpid1 = le16_to_cpu(rsp_params->tpid1);
+ tpid->tpid2 = le16_to_cpu(rsp_params->tpid2);
+
+ return err;
+}
+
+int dpni_load_sw_sequence(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_load_ss_cfg *cfg)
+{
+ struct dpni_load_sw_sequence *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_LOAD_SW_SEQUENCE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_load_sw_sequence *)cmd.params;
+ cmd_params->dest = cfg->dest;
+ cmd_params->ss_offset = cpu_to_le16(cfg->ss_offset);
+ cmd_params->ss_size = cpu_to_le16(cfg->ss_size);
+ cmd_params->ss_iova = cpu_to_le64(cfg->ss_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_enable_sw_sequence(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_enable_ss_cfg *cfg)
+{
+ struct dpni_enable_sw_sequence *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_ENABLE_SW_SEQUENCE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_enable_sw_sequence *)cmd.params;
+ cmd_params->dest = cfg->dest;
+ cmd_params->set_start = cfg->set_start;
+ cmd_params->hxs = cpu_to_le16(cfg->hxs);
+ cmd_params->ss_offset = cpu_to_le16(cfg->ss_offset);
+ cmd_params->param_offset = cfg->param_offset;
+ cmd_params->param_size = cfg->param_size;
+ cmd_params->param_iova = cpu_to_le64(cfg->param_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_get_sw_sequence_layout() - Get the soft sequence layout
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @src: Source of the layout (WRIOP Rx or Tx)
+ * @ss_layout_iova: I/O virtual address of 264 bytes DMA-able memory
+ *
+ * warning: After calling this function, call dpni_extract_sw_sequence_layout()
+ * to get the layout.
+ *
+ * Return: '0' on Success; error code otherwise.
+ */
+int dpni_get_sw_sequence_layout(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_soft_sequence_dest src,
+ uint64_t ss_layout_iova)
+{
+ struct dpni_get_sw_sequence_layout *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_SW_SEQUENCE_LAYOUT,
+ cmd_flags,
+ token);
+
+ cmd_params = (struct dpni_get_sw_sequence_layout *)cmd.params;
+ cmd_params->src = src;
+ cmd_params->layout_iova = cpu_to_le64(ss_layout_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_extract_sw_sequence_layout() - extract the software sequence layout
+ * @layout: software sequence layout
+ * @sw_sequence_layout_buf: Zeroed 264 bytes of memory before mapping it
+ * to DMA
+ *
+ * This function has to be called after dpni_get_sw_sequence_layout
+ *
+ */
+void dpni_extract_sw_sequence_layout(struct dpni_sw_sequence_layout *layout,
+ const uint8_t *sw_sequence_layout_buf)
+{
+ const struct dpni_sw_sequence_layout_entry *ext_params;
+ int i;
+ uint16_t ss_size, ss_offset;
+
+ ext_params = (const struct dpni_sw_sequence_layout_entry *)
+ sw_sequence_layout_buf;
+
+ for (i = 0; i < DPNI_SW_SEQUENCE_LAYOUT_SIZE; i++) {
+ ss_offset = le16_to_cpu(ext_params[i].ss_offset);
+ ss_size = le16_to_cpu(ext_params[i].ss_size);
+
+ if (ss_offset == 0 && ss_size == 0) {
+ layout->num_ss = i;
+ return;
+ }
+
+ layout->ss[i].ss_offset = ss_offset;
+ layout->ss[i].ss_size = ss_size;
+ layout->ss[i].param_offset = ext_params[i].param_offset;
+ layout->ss[i].param_size = ext_params[i].param_size;
+ }
+}