--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2014-2016 Freescale Semiconductor Inc.
+ * Copyright 2017-2018 NXP
+ *
+ */
+
+#include <linux/fsl/mc.h>
+#include "dpsw.h"
+#include "dpsw-cmd.h"
+
+static void build_if_id_bitmap(__le64 *bmap,
+ const u16 *id,
+ const u16 num_ifs)
+{
+ int i;
+
+ for (i = 0; (i < num_ifs) && (i < DPSW_MAX_IF); i++) {
+ if (id[i] < DPSW_MAX_IF)
+ bmap[id[i] / 64] |= cpu_to_le64(BIT_MASK(id[i] % 64));
+ }
+}
+
+/**
+ * dpsw_open() - Open a control session for the specified object
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @dpsw_id: DPSW unique ID
+ * @token: Returned token; use in subsequent API calls
+ *
+ * This function can be used to open a control session for an
+ * already created object; an object may have been declared in
+ * the DPL or by calling the dpsw_create() function.
+ * This function returns a unique authentication token,
+ * associated with the specific object ID and the specific MC
+ * portal; this token must be used in all subsequent commands for
+ * this specific object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpsw_open(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ int dpsw_id,
+ u16 *token)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_open *cmd_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_OPEN,
+ cmd_flags,
+ 0);
+ cmd_params = (struct dpsw_cmd_open *)cmd.params;
+ cmd_params->dpsw_id = cpu_to_le32(dpsw_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);
+
+ return 0;
+}
+
+/**
+ * dpsw_close() - Close the control session of the object
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ *
+ * After this function is called, no further operations are
+ * allowed on the object without opening a new control session.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpsw_close(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_CLOSE,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_enable() - Enable DPSW functionality
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_enable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_ENABLE,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_disable() - Disable DPSW functionality
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_disable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_DISABLE,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_reset() - Reset the DPSW, returns the object to initial state.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpsw_reset(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token)
+{
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_RESET,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_set_irq_enable() - Set overall interrupt state.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPCI object
+ * @irq_index: The interrupt index to configure
+ * @en: Interrupt state - enable = 1, disable = 0
+ *
+ * Allows GPP software to control when interrupts are generated.
+ * Each interrupt can have up to 32 causes. The enable/disable control's the
+ * overall interrupt state. if the interrupt is disabled no causes will cause
+ * an interrupt
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpsw_set_irq_enable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u8 irq_index,
+ u8 en)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_set_irq_enable *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_SET_IRQ_ENABLE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_set_irq_enable *)cmd.params;
+ dpsw_set_field(cmd_params->enable_state, ENABLE, en);
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_set_irq_mask() - Set interrupt mask.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPCI object
+ * @irq_index: The interrupt index to configure
+ * @mask: Event mask to trigger interrupt;
+ * each bit:
+ * 0 = ignore event
+ * 1 = consider event for asserting IRQ
+ *
+ * Every interrupt can have up to 32 causes and the interrupt model supports
+ * masking/unmasking each cause independently
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpsw_set_irq_mask(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u8 irq_index,
+ u32 mask)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_set_irq_mask *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_SET_IRQ_MASK,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_set_irq_mask *)cmd.params;
+ cmd_params->mask = cpu_to_le32(mask);
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_get_irq_status() - Get the current status of any pending interrupts
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @irq_index: The interrupt index to configure
+ * @status: Returned interrupts status - one bit per cause:
+ * 0 = no interrupt pending
+ * 1 = interrupt pending
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpsw_get_irq_status(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u8 irq_index,
+ u32 *status)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_get_irq_status *cmd_params;
+ struct dpsw_rsp_get_irq_status *rsp_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_GET_IRQ_STATUS,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_get_irq_status *)cmd.params;
+ cmd_params->status = cpu_to_le32(*status);
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpsw_rsp_get_irq_status *)cmd.params;
+ *status = le32_to_cpu(rsp_params->status);
+
+ return 0;
+}
+
+/**
+ * dpsw_clear_irq_status() - Clear a pending interrupt's status
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPCI object
+ * @irq_index: The interrupt index to configure
+ * @status: bits to clear (W1C) - one bit per cause:
+ * 0 = don't change
+ * 1 = clear status bit
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpsw_clear_irq_status(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u8 irq_index,
+ u32 status)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_clear_irq_status *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_CLEAR_IRQ_STATUS,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_clear_irq_status *)cmd.params;
+ cmd_params->status = cpu_to_le32(status);
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_get_attributes() - Retrieve DPSW attributes
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @attr: Returned DPSW attributes
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_get_attributes(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ struct dpsw_attr *attr)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_rsp_get_attr *rsp_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_GET_ATTR,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpsw_rsp_get_attr *)cmd.params;
+ attr->num_ifs = le16_to_cpu(rsp_params->num_ifs);
+ attr->max_fdbs = rsp_params->max_fdbs;
+ attr->num_fdbs = rsp_params->num_fdbs;
+ attr->max_vlans = le16_to_cpu(rsp_params->max_vlans);
+ attr->num_vlans = le16_to_cpu(rsp_params->num_vlans);
+ attr->max_fdb_entries = le16_to_cpu(rsp_params->max_fdb_entries);
+ attr->fdb_aging_time = le16_to_cpu(rsp_params->fdb_aging_time);
+ attr->id = le32_to_cpu(rsp_params->dpsw_id);
+ attr->mem_size = le16_to_cpu(rsp_params->mem_size);
+ attr->max_fdb_mc_groups = le16_to_cpu(rsp_params->max_fdb_mc_groups);
+ attr->max_meters_per_if = rsp_params->max_meters_per_if;
+ attr->options = le64_to_cpu(rsp_params->options);
+ attr->component_type = dpsw_get_field(rsp_params->component_type,
+ COMPONENT_TYPE);
+
+ return 0;
+}
+
+/**
+ * dpsw_if_get_link_state - Return the link state
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface id
+ * @state: Link state 1 - linkup, 0 - link down or disconnected
+ *
+ * @Return '0' on Success; Error code otherwise.
+ */
+int dpsw_if_get_link_state(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ struct dpsw_link_state *state)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if_get_link_state *cmd_params;
+ struct dpsw_rsp_if_get_link_state *rsp_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_GET_LINK_STATE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if_get_link_state *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpsw_rsp_if_get_link_state *)cmd.params;
+ state->rate = le32_to_cpu(rsp_params->rate);
+ state->options = le64_to_cpu(rsp_params->options);
+ state->up = dpsw_get_field(rsp_params->up, UP);
+
+ return 0;
+}
+
+/**
+ * dpsw_if_set_flooding() - Enable Disable flooding for particular interface
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface Identifier
+ * @en: 1 - enable, 0 - disable
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_if_set_flooding(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ u8 en)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if_set_flooding *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_FLOODING,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if_set_flooding *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+ dpsw_set_field(cmd_params->enable, ENABLE, en);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_if_set_broadcast() - Enable/disable broadcast for particular interface
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface Identifier
+ * @en: 1 - enable, 0 - disable
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_if_set_broadcast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ u8 en)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if_set_broadcast *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_BROADCAST,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if_set_broadcast *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+ dpsw_set_field(cmd_params->enable, ENABLE, en);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_if_set_tci() - Set default VLAN Tag Control Information (TCI)
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface Identifier
+ * @cfg: Tag Control Information Configuration
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_if_set_tci(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ const struct dpsw_tci_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if_set_tci *cmd_params;
+ u16 tmp_conf = 0;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_TCI,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if_set_tci *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+ dpsw_set_field(tmp_conf, VLAN_ID, cfg->vlan_id);
+ dpsw_set_field(tmp_conf, DEI, cfg->dei);
+ dpsw_set_field(tmp_conf, PCP, cfg->pcp);
+ cmd_params->conf = cpu_to_le16(tmp_conf);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_if_set_stp() - Function sets Spanning Tree Protocol (STP) state.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface Identifier
+ * @cfg: STP State configuration parameters
+ *
+ * The following STP states are supported -
+ * blocking, listening, learning, forwarding and disabled.
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_if_set_stp(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ const struct dpsw_stp_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if_set_stp *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_STP,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if_set_stp *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+ cmd_params->vlan_id = cpu_to_le16(cfg->vlan_id);
+ dpsw_set_field(cmd_params->state, STATE, cfg->state);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_if_get_counter() - Get specific counter of particular interface
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface Identifier
+ * @type: Counter type
+ * @counter: return value
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_if_get_counter(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ enum dpsw_counter type,
+ u64 *counter)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if_get_counter *cmd_params;
+ struct dpsw_rsp_if_get_counter *rsp_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_GET_COUNTER,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if_get_counter *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+ dpsw_set_field(cmd_params->type, COUNTER_TYPE, type);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpsw_rsp_if_get_counter *)cmd.params;
+ *counter = le64_to_cpu(rsp_params->counter);
+
+ return 0;
+}
+
+/**
+ * dpsw_if_enable() - Enable Interface
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface Identifier
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_if_enable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_ENABLE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_if_disable() - Disable Interface
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface Identifier
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_if_disable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_DISABLE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_if_set_max_frame_length() - Set Maximum Receive frame length.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @if_id: Interface Identifier
+ * @frame_length: Maximum Frame Length
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_if_set_max_frame_length(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ u16 frame_length)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_if_set_max_frame_length *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_MAX_FRAME_LENGTH,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_if_set_max_frame_length *)cmd.params;
+ cmd_params->if_id = cpu_to_le16(if_id);
+ cmd_params->frame_length = cpu_to_le16(frame_length);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_vlan_add() - Adding new VLAN to DPSW.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @vlan_id: VLAN Identifier
+ * @cfg: VLAN configuration
+ *
+ * Only VLAN ID and FDB ID are required parameters here.
+ * 12 bit VLAN ID is defined in IEEE802.1Q.
+ * Adding a duplicate VLAN ID is not allowed.
+ * FDB ID can be shared across multiple VLANs. Shared learning
+ * is obtained by calling dpsw_vlan_add for multiple VLAN IDs
+ * with same fdb_id
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_vlan_add(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_vlan_add *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_ADD,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_vlan_add *)cmd.params;
+ cmd_params->fdb_id = cpu_to_le16(cfg->fdb_id);
+ cmd_params->vlan_id = cpu_to_le16(vlan_id);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_vlan_add_if() - Adding a set of interfaces to an existing VLAN.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @vlan_id: VLAN Identifier
+ * @cfg: Set of interfaces to add
+ *
+ * It adds only interfaces not belonging to this VLAN yet,
+ * otherwise an error is generated and an entire command is
+ * ignored. This function can be called numerous times always
+ * providing required interfaces delta.
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_vlan_add_if(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_if_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_vlan_manage_if *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_ADD_IF,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_vlan_manage_if *)cmd.params;
+ cmd_params->vlan_id = cpu_to_le16(vlan_id);
+ build_if_id_bitmap(cmd_params->if_id, cfg->if_id, cfg->num_ifs);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_vlan_add_if_untagged() - Defining a set of interfaces that should be
+ * transmitted as untagged.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @vlan_id: VLAN Identifier
+ * @cfg: Set of interfaces that should be transmitted as untagged
+ *
+ * These interfaces should already belong to this VLAN.
+ * By default all interfaces are transmitted as tagged.
+ * Providing un-existing interface or untagged interface that is
+ * configured untagged already generates an error and the entire
+ * command is ignored.
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_vlan_add_if_untagged(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_if_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_vlan_manage_if *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_ADD_IF_UNTAGGED,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_vlan_manage_if *)cmd.params;
+ cmd_params->vlan_id = cpu_to_le16(vlan_id);
+ build_if_id_bitmap(cmd_params->if_id, cfg->if_id, cfg->num_ifs);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_vlan_remove_if() - Remove interfaces from an existing VLAN.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @vlan_id: VLAN Identifier
+ * @cfg: Set of interfaces that should be removed
+ *
+ * Interfaces must belong to this VLAN, otherwise an error
+ * is returned and an the command is ignored
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_vlan_remove_if(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_if_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_vlan_manage_if *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_REMOVE_IF,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_vlan_manage_if *)cmd.params;
+ cmd_params->vlan_id = cpu_to_le16(vlan_id);
+ build_if_id_bitmap(cmd_params->if_id, cfg->if_id, cfg->num_ifs);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_vlan_remove_if_untagged() - Define a set of interfaces that should be
+ * converted from transmitted as untagged to transmit as tagged.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @vlan_id: VLAN Identifier
+ * @cfg: Set of interfaces that should be removed
+ *
+ * Interfaces provided by API have to belong to this VLAN and
+ * configured untagged, otherwise an error is returned and the
+ * command is ignored
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_vlan_remove_if_untagged(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_if_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_vlan_manage_if *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_REMOVE_IF_UNTAGGED,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_vlan_manage_if *)cmd.params;
+ cmd_params->vlan_id = cpu_to_le16(vlan_id);
+ build_if_id_bitmap(cmd_params->if_id, cfg->if_id, cfg->num_ifs);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_vlan_remove() - Remove an entire VLAN
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @vlan_id: VLAN Identifier
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_vlan_remove(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_vlan_remove *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_VLAN_REMOVE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_vlan_remove *)cmd.params;
+ cmd_params->vlan_id = cpu_to_le16(vlan_id);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_fdb_add_unicast() - Function adds an unicast entry into MAC lookup 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 DPSW object
+ * @fdb_id: Forwarding Database Identifier
+ * @cfg: Unicast entry configuration
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_fdb_add_unicast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ const struct dpsw_fdb_unicast_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_fdb_unicast_op *cmd_params;
+ int i;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_ADD_UNICAST,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_fdb_unicast_op *)cmd.params;
+ cmd_params->fdb_id = cpu_to_le16(fdb_id);
+ cmd_params->if_egress = cpu_to_le16(cfg->if_egress);
+ for (i = 0; i < 6; i++)
+ cmd_params->mac_addr[i] = cfg->mac_addr[5 - i];
+ dpsw_set_field(cmd_params->type, ENTRY_TYPE, cfg->type);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_fdb_remove_unicast() - removes an entry from MAC lookup 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 DPSW object
+ * @fdb_id: Forwarding Database Identifier
+ * @cfg: Unicast entry configuration
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_fdb_remove_unicast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ const struct dpsw_fdb_unicast_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_fdb_unicast_op *cmd_params;
+ int i;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_REMOVE_UNICAST,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_fdb_unicast_op *)cmd.params;
+ cmd_params->fdb_id = cpu_to_le16(fdb_id);
+ for (i = 0; i < 6; i++)
+ cmd_params->mac_addr[i] = cfg->mac_addr[5 - i];
+ cmd_params->if_egress = cpu_to_le16(cfg->if_egress);
+ dpsw_set_field(cmd_params->type, ENTRY_TYPE, cfg->type);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_fdb_add_multicast() - Add a set of egress interfaces to multi-cast group
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @fdb_id: Forwarding Database Identifier
+ * @cfg: Multicast entry configuration
+ *
+ * If group doesn't exist, it will be created.
+ * It adds only interfaces not belonging to this multicast group
+ * yet, otherwise error will be generated and the command is
+ * ignored.
+ * This function may be called numerous times always providing
+ * required interfaces delta.
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_fdb_add_multicast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ const struct dpsw_fdb_multicast_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_fdb_multicast_op *cmd_params;
+ int i;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_ADD_MULTICAST,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_fdb_multicast_op *)cmd.params;
+ cmd_params->fdb_id = cpu_to_le16(fdb_id);
+ cmd_params->num_ifs = cpu_to_le16(cfg->num_ifs);
+ dpsw_set_field(cmd_params->type, ENTRY_TYPE, cfg->type);
+ build_if_id_bitmap(cmd_params->if_id, cfg->if_id, cfg->num_ifs);
+ for (i = 0; i < 6; i++)
+ cmd_params->mac_addr[i] = cfg->mac_addr[5 - i];
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_fdb_remove_multicast() - Removing interfaces from an existing multicast
+ * group.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @fdb_id: Forwarding Database Identifier
+ * @cfg: Multicast entry configuration
+ *
+ * Interfaces provided by this API have to exist in the group,
+ * otherwise an error will be returned and an entire command
+ * ignored. If there is no interface left in the group,
+ * an entire group is deleted
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_fdb_remove_multicast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ const struct dpsw_fdb_multicast_cfg *cfg)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_fdb_multicast_op *cmd_params;
+ int i;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_REMOVE_MULTICAST,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_fdb_multicast_op *)cmd.params;
+ cmd_params->fdb_id = cpu_to_le16(fdb_id);
+ cmd_params->num_ifs = cpu_to_le16(cfg->num_ifs);
+ dpsw_set_field(cmd_params->type, ENTRY_TYPE, cfg->type);
+ build_if_id_bitmap(cmd_params->if_id, cfg->if_id, cfg->num_ifs);
+ for (i = 0; i < 6; i++)
+ cmd_params->mac_addr[i] = cfg->mac_addr[5 - i];
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_fdb_set_learning_mode() - Define FDB learning mode
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPSW object
+ * @fdb_id: Forwarding Database Identifier
+ * @mode: Learning mode
+ *
+ * Return: Completion status. '0' on Success; Error code otherwise.
+ */
+int dpsw_fdb_set_learning_mode(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ enum dpsw_fdb_learning_mode mode)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_cmd_fdb_set_learning_mode *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_FDB_SET_LEARNING_MODE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpsw_cmd_fdb_set_learning_mode *)cmd.params;
+ cmd_params->fdb_id = cpu_to_le16(fdb_id);
+ dpsw_set_field(cmd_params->mode, LEARNING_MODE, mode);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpsw_get_api_version() - Get Data Path Switch API version
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @major_ver: Major version of data path switch API
+ * @minor_ver: Minor version of data path switch API
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpsw_get_api_version(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 *major_ver,
+ u16 *minor_ver)
+{
+ struct mc_command cmd = { 0 };
+ struct dpsw_rsp_get_api_version *rsp_params;
+ int err;
+
+ cmd.header = mc_encode_cmd_header(DPSW_CMDID_GET_API_VERSION,
+ cmd_flags,
+ 0);
+
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ rsp_params = (struct dpsw_rsp_get_api_version *)cmd.params;
+ *major_ver = le16_to_cpu(rsp_params->version_major);
+ *minor_ver = le16_to_cpu(rsp_params->version_minor);
+
+ return 0;
+}
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2014-2016 Freescale Semiconductor Inc.
+ * Copyright 2017-2018 NXP
+ *
+ */
+
+#ifndef __FSL_DPSW_H
+#define __FSL_DPSW_H
+
+/* Data Path L2-Switch API
+ * Contains API for handling DPSW topology and functionality
+ */
+
+struct fsl_mc_io;
+
+/**
+ * DPSW general definitions
+ */
+
+/**
+ * Maximum number of traffic class priorities
+ */
+#define DPSW_MAX_PRIORITIES 8
+/**
+ * Maximum number of interfaces
+ */
+#define DPSW_MAX_IF 64
+
+int dpsw_open(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ int dpsw_id,
+ u16 *token);
+
+int dpsw_close(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token);
+
+/**
+ * DPSW options
+ */
+
+/**
+ * Disable flooding
+ */
+#define DPSW_OPT_FLOODING_DIS 0x0000000000000001ULL
+/**
+ * Disable Multicast
+ */
+#define DPSW_OPT_MULTICAST_DIS 0x0000000000000004ULL
+/**
+ * Support control interface
+ */
+#define DPSW_OPT_CTRL_IF_DIS 0x0000000000000010ULL
+/**
+ * Disable flooding metering
+ */
+#define DPSW_OPT_FLOODING_METERING_DIS 0x0000000000000020ULL
+/**
+ * Enable metering
+ */
+#define DPSW_OPT_METERING_EN 0x0000000000000040ULL
+
+/**
+ * enum dpsw_component_type - component type of a bridge
+ * @DPSW_COMPONENT_TYPE_C_VLAN: A C-VLAN component of an
+ * enterprise VLAN bridge or of a Provider Bridge used
+ * to process C-tagged frames
+ * @DPSW_COMPONENT_TYPE_S_VLAN: An S-VLAN component of a
+ * Provider Bridge
+ *
+ */
+enum dpsw_component_type {
+ DPSW_COMPONENT_TYPE_C_VLAN = 0,
+ DPSW_COMPONENT_TYPE_S_VLAN
+};
+
+/**
+ * struct dpsw_cfg - DPSW configuration
+ * @num_ifs: Number of external and internal interfaces
+ * @adv: Advanced parameters; default is all zeros;
+ * use this structure to change default settings
+ */
+struct dpsw_cfg {
+ u16 num_ifs;
+ /**
+ * struct adv - Advanced parameters
+ * @options: Enable/Disable DPSW features (bitmap)
+ * @max_vlans: Maximum Number of VLAN's; 0 - indicates default 16
+ * @max_meters_per_if: Number of meters per interface
+ * @max_fdbs: Maximum Number of FDB's; 0 - indicates default 16
+ * @max_fdb_entries: Number of FDB entries for default FDB table;
+ * 0 - indicates default 1024 entries.
+ * @fdb_aging_time: Default FDB aging time for default FDB table;
+ * 0 - indicates default 300 seconds
+ * @max_fdb_mc_groups: Number of multicast groups in each FDB table;
+ * 0 - indicates default 32
+ * @component_type: Indicates the component type of this bridge
+ */
+ struct {
+ u64 options;
+ u16 max_vlans;
+ u8 max_meters_per_if;
+ u8 max_fdbs;
+ u16 max_fdb_entries;
+ u16 fdb_aging_time;
+ u16 max_fdb_mc_groups;
+ enum dpsw_component_type component_type;
+ } adv;
+};
+
+int dpsw_enable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token);
+
+int dpsw_disable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token);
+
+int dpsw_reset(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token);
+
+/**
+ * DPSW IRQ Index and Events
+ */
+
+#define DPSW_IRQ_INDEX_IF 0x0000
+#define DPSW_IRQ_INDEX_L2SW 0x0001
+
+/**
+ * IRQ event - Indicates that the link state changed
+ */
+#define DPSW_IRQ_EVENT_LINK_CHANGED 0x0001
+
+/**
+ * struct dpsw_irq_cfg - IRQ configuration
+ * @addr: Address that must be written to signal a message-based interrupt
+ * @val: Value to write into irq_addr address
+ * @irq_num: A user defined number associated with this IRQ
+ */
+struct dpsw_irq_cfg {
+ u64 addr;
+ u32 val;
+ int irq_num;
+};
+
+int dpsw_set_irq_enable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u8 irq_index,
+ u8 en);
+
+int dpsw_set_irq_mask(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u8 irq_index,
+ u32 mask);
+
+int dpsw_get_irq_status(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u8 irq_index,
+ u32 *status);
+
+int dpsw_clear_irq_status(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u8 irq_index,
+ u32 status);
+
+/**
+ * struct dpsw_attr - Structure representing DPSW attributes
+ * @id: DPSW object ID
+ * @options: Enable/Disable DPSW features
+ * @max_vlans: Maximum Number of VLANs
+ * @max_meters_per_if: Number of meters per interface
+ * @max_fdbs: Maximum Number of FDBs
+ * @max_fdb_entries: Number of FDB entries for default FDB table;
+ * 0 - indicates default 1024 entries.
+ * @fdb_aging_time: Default FDB aging time for default FDB table;
+ * 0 - indicates default 300 seconds
+ * @max_fdb_mc_groups: Number of multicast groups in each FDB table;
+ * 0 - indicates default 32
+ * @mem_size: DPSW frame storage memory size
+ * @num_ifs: Number of interfaces
+ * @num_vlans: Current number of VLANs
+ * @num_fdbs: Current number of FDBs
+ * @component_type: Component type of this bridge
+ */
+struct dpsw_attr {
+ int id;
+ u64 options;
+ u16 max_vlans;
+ u8 max_meters_per_if;
+ u8 max_fdbs;
+ u16 max_fdb_entries;
+ u16 fdb_aging_time;
+ u16 max_fdb_mc_groups;
+ u16 num_ifs;
+ u16 mem_size;
+ u16 num_vlans;
+ u8 num_fdbs;
+ enum dpsw_component_type component_type;
+};
+
+int dpsw_get_attributes(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ struct dpsw_attr *attr);
+
+/**
+ * enum dpsw_action - Action selection for special/control frames
+ * @DPSW_ACTION_DROP: Drop frame
+ * @DPSW_ACTION_REDIRECT: Redirect frame to control port
+ */
+enum dpsw_action {
+ DPSW_ACTION_DROP = 0,
+ DPSW_ACTION_REDIRECT = 1
+};
+
+/**
+ * struct dpsw_link_state - Structure representing DPSW link state
+ * @rate: Rate
+ * @options: Mask of available options; use 'DPSW_LINK_OPT_<X>' values
+ * @up: 0 - covers two cases: down and disconnected, 1 - up
+ */
+struct dpsw_link_state {
+ u32 rate;
+ u64 options;
+ u8 up;
+};
+
+int dpsw_if_get_link_state(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ struct dpsw_link_state *state);
+
+int dpsw_if_set_flooding(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ u8 en);
+
+int dpsw_if_set_broadcast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ u8 en);
+
+/**
+ * struct dpsw_tci_cfg - Tag Control Information (TCI) configuration
+ * @pcp: Priority Code Point (PCP): a 3-bit field which refers
+ * to the IEEE 802.1p priority
+ * @dei: Drop Eligible Indicator (DEI): a 1-bit field. May be used
+ * separately or in conjunction with PCP to indicate frames
+ * eligible to be dropped in the presence of congestion
+ * @vlan_id: VLAN Identifier (VID): a 12-bit field specifying the VLAN
+ * to which the frame belongs. The hexadecimal values
+ * of 0x000 and 0xFFF are reserved;
+ * all other values may be used as VLAN identifiers,
+ * allowing up to 4,094 VLANs
+ */
+struct dpsw_tci_cfg {
+ u8 pcp;
+ u8 dei;
+ u16 vlan_id;
+};
+
+int dpsw_if_set_tci(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ const struct dpsw_tci_cfg *cfg);
+
+/**
+ * enum dpsw_stp_state - Spanning Tree Protocol (STP) states
+ * @DPSW_STP_STATE_BLOCKING: Blocking state
+ * @DPSW_STP_STATE_LISTENING: Listening state
+ * @DPSW_STP_STATE_LEARNING: Learning state
+ * @DPSW_STP_STATE_FORWARDING: Forwarding state
+ *
+ */
+enum dpsw_stp_state {
+ DPSW_STP_STATE_DISABLED = 0,
+ DPSW_STP_STATE_LISTENING = 1,
+ DPSW_STP_STATE_LEARNING = 2,
+ DPSW_STP_STATE_FORWARDING = 3,
+ DPSW_STP_STATE_BLOCKING = 0
+};
+
+/**
+ * struct dpsw_stp_cfg - Spanning Tree Protocol (STP) Configuration
+ * @vlan_id: VLAN ID STP state
+ * @state: STP state
+ */
+struct dpsw_stp_cfg {
+ u16 vlan_id;
+ enum dpsw_stp_state state;
+};
+
+int dpsw_if_set_stp(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ const struct dpsw_stp_cfg *cfg);
+
+/**
+ * enum dpsw_accepted_frames - Types of frames to accept
+ * @DPSW_ADMIT_ALL: The device accepts VLAN tagged, untagged and
+ * priority tagged frames
+ * @DPSW_ADMIT_ONLY_VLAN_TAGGED: The device discards untagged frames or
+ * Priority-Tagged frames received on this interface.
+ *
+ */
+enum dpsw_accepted_frames {
+ DPSW_ADMIT_ALL = 1,
+ DPSW_ADMIT_ONLY_VLAN_TAGGED = 3
+};
+
+/**
+ * enum dpsw_counter - Counters types
+ * @DPSW_CNT_ING_FRAME: Counts ingress frames
+ * @DPSW_CNT_ING_BYTE: Counts ingress bytes
+ * @DPSW_CNT_ING_FLTR_FRAME: Counts filtered ingress frames
+ * @DPSW_CNT_ING_FRAME_DISCARD: Counts discarded ingress frame
+ * @DPSW_CNT_ING_MCAST_FRAME: Counts ingress multicast frames
+ * @DPSW_CNT_ING_MCAST_BYTE: Counts ingress multicast bytes
+ * @DPSW_CNT_ING_BCAST_FRAME: Counts ingress broadcast frames
+ * @DPSW_CNT_ING_BCAST_BYTES: Counts ingress broadcast bytes
+ * @DPSW_CNT_EGR_FRAME: Counts egress frames
+ * @DPSW_CNT_EGR_BYTE: Counts eEgress bytes
+ * @DPSW_CNT_EGR_FRAME_DISCARD: Counts discarded egress frames
+ * @DPSW_CNT_EGR_STP_FRAME_DISCARD: Counts egress STP discarded frames
+ */
+enum dpsw_counter {
+ DPSW_CNT_ING_FRAME = 0x0,
+ DPSW_CNT_ING_BYTE = 0x1,
+ DPSW_CNT_ING_FLTR_FRAME = 0x2,
+ DPSW_CNT_ING_FRAME_DISCARD = 0x3,
+ DPSW_CNT_ING_MCAST_FRAME = 0x4,
+ DPSW_CNT_ING_MCAST_BYTE = 0x5,
+ DPSW_CNT_ING_BCAST_FRAME = 0x6,
+ DPSW_CNT_ING_BCAST_BYTES = 0x7,
+ DPSW_CNT_EGR_FRAME = 0x8,
+ DPSW_CNT_EGR_BYTE = 0x9,
+ DPSW_CNT_EGR_FRAME_DISCARD = 0xa,
+ DPSW_CNT_EGR_STP_FRAME_DISCARD = 0xb
+};
+
+int dpsw_if_get_counter(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ enum dpsw_counter type,
+ u64 *counter);
+
+int dpsw_if_enable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id);
+
+int dpsw_if_disable(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id);
+
+int dpsw_if_set_max_frame_length(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 if_id,
+ u16 frame_length);
+
+/**
+ * struct dpsw_vlan_cfg - VLAN Configuration
+ * @fdb_id: Forwarding Data Base
+ */
+struct dpsw_vlan_cfg {
+ u16 fdb_id;
+};
+
+int dpsw_vlan_add(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_cfg *cfg);
+
+/**
+ * struct dpsw_vlan_if_cfg - Set of VLAN Interfaces
+ * @num_ifs: The number of interfaces that are assigned to the egress
+ * list for this VLAN
+ * @if_id: The set of interfaces that are
+ * assigned to the egress list for this VLAN
+ */
+struct dpsw_vlan_if_cfg {
+ u16 num_ifs;
+ u16 if_id[DPSW_MAX_IF];
+};
+
+int dpsw_vlan_add_if(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_if_cfg *cfg);
+
+int dpsw_vlan_add_if_untagged(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_if_cfg *cfg);
+
+int dpsw_vlan_remove_if(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_if_cfg *cfg);
+
+int dpsw_vlan_remove_if_untagged(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id,
+ const struct dpsw_vlan_if_cfg *cfg);
+
+int dpsw_vlan_remove(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 vlan_id);
+
+/**
+ * enum dpsw_fdb_entry_type - FDB Entry type - Static/Dynamic
+ * @DPSW_FDB_ENTRY_STATIC: Static entry
+ * @DPSW_FDB_ENTRY_DINAMIC: Dynamic entry
+ */
+enum dpsw_fdb_entry_type {
+ DPSW_FDB_ENTRY_STATIC = 0,
+ DPSW_FDB_ENTRY_DINAMIC = 1
+};
+
+/**
+ * struct dpsw_fdb_unicast_cfg - Unicast entry configuration
+ * @type: Select static or dynamic entry
+ * @mac_addr: MAC address
+ * @if_egress: Egress interface ID
+ */
+struct dpsw_fdb_unicast_cfg {
+ enum dpsw_fdb_entry_type type;
+ u8 mac_addr[6];
+ u16 if_egress;
+};
+
+int dpsw_fdb_add_unicast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ const struct dpsw_fdb_unicast_cfg *cfg);
+
+int dpsw_fdb_remove_unicast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ const struct dpsw_fdb_unicast_cfg *cfg);
+
+/**
+ * struct dpsw_fdb_multicast_cfg - Multi-cast entry configuration
+ * @type: Select static or dynamic entry
+ * @mac_addr: MAC address
+ * @num_ifs: Number of external and internal interfaces
+ * @if_id: Egress interface IDs
+ */
+struct dpsw_fdb_multicast_cfg {
+ enum dpsw_fdb_entry_type type;
+ u8 mac_addr[6];
+ u16 num_ifs;
+ u16 if_id[DPSW_MAX_IF];
+};
+
+int dpsw_fdb_add_multicast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ const struct dpsw_fdb_multicast_cfg *cfg);
+
+int dpsw_fdb_remove_multicast(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ const struct dpsw_fdb_multicast_cfg *cfg);
+
+/**
+ * enum dpsw_fdb_learning_mode - Auto-learning modes
+ * @DPSW_FDB_LEARNING_MODE_DIS: Disable Auto-learning
+ * @DPSW_FDB_LEARNING_MODE_HW: Enable HW auto-Learning
+ * @DPSW_FDB_LEARNING_MODE_NON_SECURE: Enable None secure learning by CPU
+ * @DPSW_FDB_LEARNING_MODE_SECURE: Enable secure learning by CPU
+ *
+ * NONE - SECURE LEARNING
+ * SMAC found DMAC found CTLU Action
+ * v v Forward frame to
+ * 1. DMAC destination
+ * - v Forward frame to
+ * 1. DMAC destination
+ * 2. Control interface
+ * v - Forward frame to
+ * 1. Flooding list of interfaces
+ * - - Forward frame to
+ * 1. Flooding list of interfaces
+ * 2. Control interface
+ * SECURE LEARING
+ * SMAC found DMAC found CTLU Action
+ * v v Forward frame to
+ * 1. DMAC destination
+ * - v Forward frame to
+ * 1. Control interface
+ * v - Forward frame to
+ * 1. Flooding list of interfaces
+ * - - Forward frame to
+ * 1. Control interface
+ */
+enum dpsw_fdb_learning_mode {
+ DPSW_FDB_LEARNING_MODE_DIS = 0,
+ DPSW_FDB_LEARNING_MODE_HW = 1,
+ DPSW_FDB_LEARNING_MODE_NON_SECURE = 2,
+ DPSW_FDB_LEARNING_MODE_SECURE = 3
+};
+
+int dpsw_fdb_set_learning_mode(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token,
+ u16 fdb_id,
+ enum dpsw_fdb_learning_mode mode);
+
+/**
+ * struct dpsw_fdb_attr - FDB Attributes
+ * @max_fdb_entries: Number of FDB entries
+ * @fdb_aging_time: Aging time in seconds
+ * @learning_mode: Learning mode
+ * @num_fdb_mc_groups: Current number of multicast groups
+ * @max_fdb_mc_groups: Maximum number of multicast groups
+ */
+struct dpsw_fdb_attr {
+ u16 max_fdb_entries;
+ u16 fdb_aging_time;
+ enum dpsw_fdb_learning_mode learning_mode;
+ u16 num_fdb_mc_groups;
+ u16 max_fdb_mc_groups;
+};
+
+int dpsw_get_api_version(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 *major_ver,
+ u16 *minor_ver);
+
+#endif /* __FSL_DPSW_H */
projects / platform / kernel / linux-rpi3.git / commitdiff