diff options
Diffstat (limited to 'drivers/staging/fsl-dpaa2/ethsw/dpsw.c')
| -rw-r--r-- | drivers/staging/fsl-dpaa2/ethsw/dpsw.c | 1123 |
1 files changed, 1123 insertions, 0 deletions
diff --git a/drivers/staging/fsl-dpaa2/ethsw/dpsw.c b/drivers/staging/fsl-dpaa2/ethsw/dpsw.c new file mode 100644 index 000000000000..9b9bc604b461 --- /dev/null +++ b/drivers/staging/fsl-dpaa2/ethsw/dpsw.c @@ -0,0 +1,1123 @@ +// 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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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_set_link_cfg() - Set the link 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 DPSW object + * @if_id: Interface id + * @cfg: Link configuration + * + * Return: '0' on Success; Error code otherwise. + */ +int dpsw_if_set_link_cfg(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + struct dpsw_link_cfg *cfg) +{ + struct fsl_mc_command cmd = { 0 }; + struct dpsw_cmd_if_set_link_cfg *cmd_params; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPSW_CMDID_IF_SET_LINK_CFG, + cmd_flags, + token); + cmd_params = (struct dpsw_cmd_if_set_link_cfg *)cmd.params; + cmd_params->if_id = cpu_to_le16(if_id); + cmd_params->rate = cpu_to_le32(cfg->rate); + cmd_params->options = cpu_to_le64(cfg->options); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +/** + * 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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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 fsl_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; +} |