diff options
| -rw-r--r-- | drivers/net/fsl-mc/dpni.c | 582 | ||||
| -rw-r--r-- | drivers/net/fsl-mc/mc.c | 14 | ||||
| -rw-r--r-- | drivers/net/ldpaa_eth/ldpaa_eth.c | 22 | ||||
| -rw-r--r-- | include/fsl-mc/fsl_dpni.h | 1101 |
4 files changed, 990 insertions, 729 deletions
diff --git a/drivers/net/fsl-mc/dpni.c b/drivers/net/fsl-mc/dpni.c index d0596a8e38d..5b815a45a99 100644 --- a/drivers/net/fsl-mc/dpni.c +++ b/drivers/net/fsl-mc/dpni.c @@ -1,36 +1,43 @@ // SPDX-License-Identifier: GPL-2.0+ /* * Copyright 2013-2016 Freescale Semiconductor, Inc. - * Copyright 2017 NXP + * Copyright 2017, 2023 NXP */ #include <fsl-mc/fsl_mc_sys.h> #include <fsl-mc/fsl_mc_cmd.h> #include <fsl-mc/fsl_dpni.h> -int dpni_prepare_cfg(const struct dpni_cfg *cfg, - uint8_t *cfg_buf) -{ - uint64_t *params = (uint64_t *)cfg_buf; - - DPNI_PREP_CFG(params, cfg); - - return 0; -} - -int dpni_open(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - int dpni_id, - uint16_t *token) +/** + * dpni_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_' + * @dpni_id: DPNI 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 dpni_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 dpni_open(struct fsl_mc_io *mc_io, u32 cmd_flags, int dpni_id, u16 *token) { + struct dpni_cmd_open *cmd_params; struct mc_command cmd = { 0 }; + int err; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_OPEN, cmd_flags, 0); - DPNI_CMD_OPEN(cmd, dpni_id); + cmd_params = (struct dpni_cmd_open *)cmd.params; + cmd_params->dpni_id = cpu_to_le32(dpni_id); /* send command to mc*/ err = mc_send_command(mc_io, &cmd); @@ -38,14 +45,23 @@ int dpni_open(struct fsl_mc_io *mc_io, return err; /* retrieve response parameters */ - *token = MC_CMD_HDR_READ_TOKEN(cmd.header); + *token = mc_cmd_hdr_read_token(&cmd); return 0; } -int dpni_close(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token) +/** + * dpni_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 DPNI 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 dpni_close(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token) { struct mc_command cmd = { 0 }; @@ -58,12 +74,32 @@ int dpni_close(struct fsl_mc_io *mc_io, return mc_send_command(mc_io, &cmd); } -int dpni_create(struct fsl_mc_io *mc_io, - uint16_t dprc_token, - uint32_t cmd_flags, - const struct dpni_cfg *cfg, - uint32_t *obj_id) +/** + * dpni_create() - Create the DPNI object + * @mc_io: Pointer to MC portal's I/O object + * @dprc_token: Parent container token; '0' for default container + * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' + * @cfg: Configuration structure + * @obj_id: Returned object id + * + * Create the DPNI object, allocate required resources and + * perform required initialization. + * + * The object can be created either by declaring it in the + * DPL file, or by calling this function. + * + * The function accepts an authentication token of a parent + * container that this object should be assigned to. The token + * can be '0' so the object will be assigned to the default container. + * The newly created object can be opened with the returned + * object id and using the container's associated tokens and MC portals. + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_create(struct fsl_mc_io *mc_io, u16 dprc_token, u32 cmd_flags, + const struct dpni_cfg *cfg, u32 *obj_id) { + struct dpni_cmd_create *cmd_params; struct mc_command cmd = { 0 }; int err; @@ -71,7 +107,19 @@ int dpni_create(struct fsl_mc_io *mc_io, cmd.header = mc_encode_cmd_header(DPNI_CMDID_CREATE, cmd_flags, dprc_token); - DPNI_CMD_CREATE(cmd, cfg); + cmd_params = (struct dpni_cmd_create *)cmd.params; + cmd_params->options = cpu_to_le32(cfg->options); + 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; + cmd_params->num_opr = cfg->num_opr; + cmd_params->dist_key_size = cfg->dist_key_size; + cmd_params->num_channels = cfg->num_channels; /* send command to mc*/ err = mc_send_command(mc_io, &cmd); @@ -79,50 +127,94 @@ int dpni_create(struct fsl_mc_io *mc_io, return err; /* retrieve response parameters */ - MC_CMD_READ_OBJ_ID(cmd, *obj_id); + *obj_id = mc_cmd_read_object_id(&cmd); return 0; } -int dpni_destroy(struct fsl_mc_io *mc_io, - uint16_t dprc_token, - uint32_t cmd_flags, - uint32_t obj_id) +/** + * dpni_destroy() - Destroy the DPNI object and release all its resources. + * @mc_io: Pointer to MC portal's I/O object + * @dprc_token: Parent container token; '0' for default container + * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' + * @object_id: The object id; it must be a valid id within the container that + * created this object; + * + * The function accepts the authentication token of the parent container that + * created the object (not the one that currently owns the object). The object + * is searched within parent using the provided 'object_id'. + * All tokens to the object must be closed before calling destroy. + * + * Return: '0' on Success; error code otherwise. + */ +int dpni_destroy(struct fsl_mc_io *mc_io, u16 dprc_token, u32 cmd_flags, + u32 object_id) { + struct dpni_cmd_destroy *cmd_params; struct mc_command cmd = { 0 }; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_DESTROY, cmd_flags, dprc_token); - /* set object id to destroy */ - CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, obj_id); + cmd_params = (struct dpni_cmd_destroy *)cmd.params; + cmd_params->dpni_id = cpu_to_le32(object_id); /* send command to mc*/ return mc_send_command(mc_io, &cmd); } -int dpni_set_pools(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, +/** + * dpni_set_pools() - Set buffer pools 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 + * @cfg: Buffer pools configuration + * + * mandatory for DPNI operation + * warning:Allowed only when DPNI is disabled + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_set_pools(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, const struct dpni_pools_cfg *cfg) { struct mc_command cmd = { 0 }; + struct dpni_cmd_set_pools *cmd_params; + int i; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_POOLS, cmd_flags, token); - DPNI_CMD_SET_POOLS(cmd, cfg); + 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 < DPNI_MAX_DPBP; i++) { + cmd_params->pool[i].dpbp_id = + cpu_to_le16(cfg->pools[i].dpbp_id); + cmd_params->pool[i].priority_mask = + cfg->pools[i].priority_mask; + cmd_params->buffer_size[i] = + cpu_to_le16(cfg->pools[i].buffer_size); + cmd_params->backup_pool_mask |= + DPNI_BACKUP_POOL(cfg->pools[i].backup_pool, i); + } /* send command to mc*/ return mc_send_command(mc_io, &cmd); } -int dpni_enable(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token) +/** + * dpni_enable() - Enable the DPNI, allow sending and receiving 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 + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token) { struct mc_command cmd = { 0 }; @@ -135,9 +227,15 @@ int dpni_enable(struct fsl_mc_io *mc_io, return mc_send_command(mc_io, &cmd); } -int dpni_disable(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token) +/** + * dpni_disable() - Disable the DPNI, stop sending and receiving 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 + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token) { struct mc_command cmd = { 0 }; @@ -150,9 +248,15 @@ int dpni_disable(struct fsl_mc_io *mc_io, return mc_send_command(mc_io, &cmd); } -int dpni_reset(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token) +/** + * dpni_reset() - Reset the DPNI, 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 DPNI object + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_reset(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token) { struct mc_command cmd = { 0 }; @@ -165,59 +269,121 @@ int dpni_reset(struct fsl_mc_io *mc_io, return mc_send_command(mc_io, &cmd); } -int dpni_get_attributes(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, +/** + * dpni_get_attributes() - Retrieve DPNI 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 DPNI object + * @attr: Object's attributes + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, struct dpni_attr *attr) { struct mc_command cmd = { 0 }; + struct dpni_rsp_get_attr *rsp_params; + int err; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_ATTR, cmd_flags, token); + /* send command to mc*/ err = mc_send_command(mc_io, &cmd); if (err) return err; /* retrieve response parameters */ - DPNI_RSP_GET_ATTR(cmd, attr); + rsp_params = (struct dpni_rsp_get_attr *)cmd.params; + attr->options = le32_to_cpu(rsp_params->options); + attr->num_queues = rsp_params->num_queues; + attr->num_rx_tcs = rsp_params->num_rx_tcs; + attr->num_tx_tcs = rsp_params->num_tx_tcs; + attr->mac_filter_entries = rsp_params->mac_filter_entries; + attr->vlan_filter_entries = rsp_params->vlan_filter_entries; + attr->num_channels = rsp_params->num_channels; + attr->qos_entries = rsp_params->qos_entries; + attr->fs_entries = le16_to_cpu(rsp_params->fs_entries); + attr->num_opr = le16_to_cpu(rsp_params->num_opr); + 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; } -int dpni_set_buffer_layout(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - const struct dpni_buffer_layout *layout, - enum dpni_queue_type type) +/** + * dpni_set_buffer_layout() - Set buffer layout 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 + * @qtype: Type of queue this configuration applies to + * @layout: Buffer layout configuration + * + * Return: '0' on Success; Error code otherwise. + * + * @warning Allowed only when DPNI is disabled + */ +int dpni_set_buffer_layout(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + enum dpni_queue_type qtype, + const struct dpni_buffer_layout *layout) { + struct dpni_cmd_set_buffer_layout *cmd_params; struct mc_command cmd = { 0 }; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_BUFFER_LAYOUT, cmd_flags, token); - DPNI_CMD_SET_BUFFER_LAYOUT(cmd, layout, type); + cmd_params = (struct dpni_cmd_set_buffer_layout *)cmd.params; + cmd_params->qtype = qtype; + cmd_params->options = cpu_to_le16((u16)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->tail_room = cpu_to_le16(layout->data_tail_room); /* send command to mc*/ return mc_send_command(mc_io, &cmd); } -int dpni_get_qdid(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - uint16_t *qdid) +/** + * dpni_get_qdid() - Get the Queuing Destination ID (QDID) that should be used + * for enqueue operations + * @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 + * @qtype: Type of queue to receive QDID for + * @qdid: Returned virtual QDID value that should be used as an argument + * in all enqueue operations + * + * Return: '0' on Success; Error code otherwise. + * + * If dpni object is created using multiple Tc channels this function will return + * qdid value for the first channel + */ +int dpni_get_qdid(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + enum dpni_queue_type qtype, u16 *qdid) { struct mc_command cmd = { 0 }; + struct dpni_cmd_get_qdid *cmd_params; + struct dpni_rsp_get_qdid *rsp_params; int err; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QDID, cmd_flags, token); + cmd_params = (struct dpni_cmd_get_qdid *)cmd.params; + cmd_params->qtype = qtype; /* send command to mc*/ err = mc_send_command(mc_io, &cmd); @@ -225,17 +391,26 @@ int dpni_get_qdid(struct fsl_mc_io *mc_io, return err; /* retrieve response parameters */ - DPNI_RSP_GET_QDID(cmd, *qdid); + rsp_params = (struct dpni_rsp_get_qdid *)cmd.params; + *qdid = le16_to_cpu(rsp_params->qdid); return 0; } -int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - uint16_t *data_offset) +/** + * dpni_get_tx_data_offset() - Get the Tx data offset (from start of buffer) + * @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 + * @data_offset: Tx data offset (from start of buffer) + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + u16 *data_offset) { struct mc_command cmd = { 0 }; + struct dpni_rsp_get_tx_data_offset *rsp_params; int err; /* prepare command */ @@ -249,34 +424,54 @@ int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io, return err; /* retrieve response parameters */ - DPNI_RSP_GET_TX_DATA_OFFSET(cmd, *data_offset); + rsp_params = (struct dpni_rsp_get_tx_data_offset *)cmd.params; + *data_offset = le16_to_cpu(rsp_params->data_offset); return 0; } -int dpni_set_link_cfg(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, +/** + * dpni_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 DPNI object + * @cfg: Link configuration + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_set_link_cfg(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, const struct dpni_link_cfg *cfg) { struct mc_command cmd = { 0 }; + struct dpni_cmd_set_link_cfg *cmd_params; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_LINK_CFG, cmd_flags, token); - DPNI_CMD_SET_LINK_CFG(cmd, cfg); + 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); } -int dpni_get_link_state(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, +/** + * dpni_get_link_state() - Return the link state (either up or down) + * @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 + * @state: Returned link state; + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_get_link_state(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, struct dpni_link_state *state) { struct mc_command cmd = { 0 }; + struct dpni_rsp_get_link_state *rsp_params; int err; /* prepare command */ @@ -290,138 +485,279 @@ int dpni_get_link_state(struct fsl_mc_io *mc_io, return err; /* retrieve response parameters */ - DPNI_RSP_GET_LINK_STATE(cmd, state); + 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; } -int dpni_add_mac_addr(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - const uint8_t mac_addr[6]) +/** + * dpni_add_mac_addr() - Add MAC address filter + * @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 + * @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, u32 cmd_flags, u16 token, + const u8 mac_addr[6], u8 flags, + u8 tc_id, u8 flow_id) { + struct dpni_cmd_add_mac_addr *cmd_params; struct mc_command cmd = { 0 }; + int i; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_MAC_ADDR, cmd_flags, token); - DPNI_CMD_ADD_MAC_ADDR(cmd, mac_addr); + 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]; /* send command to mc*/ return mc_send_command(mc_io, &cmd); } -int dpni_get_api_version(struct fsl_mc_io *mc_io, - u32 cmd_flags, - u16 *major_ver, - u16 *minor_ver) +/** + * dpni_get_api_version() - Get Data Path Network Interface 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 network interface API + * @minor_ver: Minor version of data path network interface API + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags, + u16 *major_ver, u16 *minor_ver) { struct mc_command cmd = { 0 }; int err; - /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_API_VERSION, - cmd_flags, 0); + cmd_flags, + 0); - /* send command to mc */ err = mc_send_command(mc_io, &cmd); if (err) return err; - /* retrieve response parameters */ mc_cmd_read_api_version(&cmd, major_ver, minor_ver); return 0; } -int dpni_set_queue(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - enum dpni_queue_type type, - uint8_t tc, - uint8_t index, - const struct dpni_queue *queue) +/** + * dpni_set_queue() - Set queue parameters + * @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 + * @qtype: Type of queue - all queue types are supported, although + * the command is ignored for Tx + * @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: A combination of DPNI_QUEUE_OPT_ values that control what + * configuration options are set on the queue + * @queue: Queue structure + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_set_queue(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + enum dpni_queue_type qtype, u16 param, u8 index, + u8 options, const struct dpni_queue *queue) { struct mc_command cmd = { 0 }; + struct dpni_cmd_set_queue *cmd_params; + /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_QUEUE, cmd_flags, token); - DPNI_CMD_SET_QUEUE(cmd, type, tc, index, queue); + cmd_params = (struct dpni_cmd_set_queue *)cmd.params; + cmd_params->qtype = qtype; + cmd_params->tc = (u8)(param & 0xff); + cmd_params->channel_id = (u8)((param >> 8) & 0xff); + cmd_params->index = index; + cmd_params->options = options; + cmd_params->dest_id = cpu_to_le32(queue->destination.id); + cmd_params->dest_prio = queue->destination.priority; + dpni_set_field(cmd_params->flags, DEST_TYPE, queue->destination.type); + dpni_set_field(cmd_params->flags, STASH_CTRL, queue->flc.stash_control); + dpni_set_field(cmd_params->flags, HOLD_ACTIVE, + 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*/ + /* send command to mc */ return mc_send_command(mc_io, &cmd); } -int dpni_get_queue(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - enum dpni_queue_type type, - uint8_t tc, - uint8_t index, - struct dpni_queue *queue) +/** + * dpni_get_queue() - Get queue parameters + * @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 + * @qtype: Type of queue - all queue types are supported + * @param: Traffic class and channel ID. + * MSB - channel id; used only for DPNI_QUEUE_TX and + * DPNI_QUEUE_TX_CONFIRM, ignored for the rest + * LSB - traffic class + * Use macro DPNI_BUILD_PARAM() to build correct value. + * If dpni uses a single channel (uses only channel zero) + * the parameter can receive traffic class directly. + * @index: Selects the specific queue out of the set allocated for the + * same TC. Value must be in range 0 to NUM_QUEUES - 1 + * @queue: Queue configuration structure + * @qid: Queue identification + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_get_queue(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + enum dpni_queue_type qtype, u16 param, u8 index, + struct dpni_queue *queue, struct dpni_queue_id *qid) { struct mc_command cmd = { 0 }; + struct dpni_cmd_get_queue *cmd_params; + struct dpni_rsp_get_queue *rsp_params; int err; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QUEUE, cmd_flags, token); - DPNI_CMD_GET_QUEUE(cmd, type, tc, index); + cmd_params = (struct dpni_cmd_get_queue *)cmd.params; + cmd_params->qtype = qtype; + cmd_params->tc = (u8)(param & 0xff); + cmd_params->index = index; + cmd_params->channel_id = (u8)((param >> 8) & 0xff); - /* send command to mc*/ + /* send command to mc */ err = mc_send_command(mc_io, &cmd); if (err) return err; /* retrieve response parameters */ - DPNI_RSP_GET_QUEUE(cmd, queue); + rsp_params = (struct dpni_rsp_get_queue *)cmd.params; + queue->destination.id = le32_to_cpu(rsp_params->dest_id); + queue->destination.priority = rsp_params->dest_prio; + queue->destination.type = dpni_get_field(rsp_params->flags, DEST_TYPE); + queue->flc.stash_control = dpni_get_field(rsp_params->flags, STASH_CTRL); + queue->destination.hold_active = dpni_get_field(rsp_params->flags, HOLD_ACTIVE); + queue->flc.value = le64_to_cpu(rsp_params->flc); + 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; } -int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - enum dpni_confirmation_mode mode) +/** + * dpni_set_tx_confirmation_mode() - Tx confirmation 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 DPNI object + * @ceetm_ch_idx: ceetm channel index + * @mode: Tx confirmation mode + * + * This function is useful only when 'DPNI_OPT_TX_CONF_DISABLED' is not + * selected at DPNI creation. + * Calling this function with 'mode' set to DPNI_CONF_DISABLE disables all + * transmit confirmation (including the private confirmation queues), regardless + * of previous settings; Note that in this case, Tx error frames are still + * enqueued to the general transmit errors queue. + * Calling this function with 'mode' set to DPNI_CONF_SINGLE switches all + * Tx confirmations to a shared Tx conf queue. 'index' field in dpni_get_queue + * command will be ignored. + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + u8 ceetm_ch_idx, enum dpni_confirmation_mode mode) { struct dpni_tx_confirmation_mode *cmd_params; struct mc_command cmd = { 0 }; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_CONFIRMATION_MODE, - cmd_flags, - token); - + cmd_flags, token); cmd_params = (struct dpni_tx_confirmation_mode *)cmd.params; + cmd_params->ceetm_ch_idx = ceetm_ch_idx; cmd_params->confirmation_mode = mode; /* send command to mc*/ return mc_send_command(mc_io, &cmd); } -int dpni_get_statistics(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - uint8_t page, - union dpni_statistics *stat) +/** + * dpni_get_statistics() - Get DPNI statistics + * @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 + * @page: Selects the statistics page to retrieve, see + * 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. + * - page_0: not used + * - page_1: not used + * - page_2: not used + * - page_3: high_byte - channel_id, low_byte - traffic class + * - page_4: high_byte - queue_index have meaning only if dpni is + * created using option DPNI_OPT_CUSTOM_CG, low_byte - traffic class + * - page_5: not used + * - page_6: not used + * @stat: Structure containing the statistics + * + * Return: '0' on Success; Error code otherwise. + */ +int dpni_get_statistics(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + u8 page, u16 param, union dpni_statistics *stat) { + struct dpni_cmd_get_statistics *cmd_params; + struct dpni_rsp_get_statistics *rsp_params; struct mc_command cmd = { 0 }; - int err; + int i, err; /* prepare command */ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_STATISTICS, - cmd_flags, token); - DPNI_CMD_GET_STATISTICS(cmd, page); + cmd_flags, + token); + cmd_params = (struct dpni_cmd_get_statistics *)cmd.params; + cmd_params->page_number = page; + cmd_params->param = param; - /* send command to mc*/ + /* send command to mc */ err = mc_send_command(mc_io, &cmd); if (err) return err; /* retrieve response parameters */ - DPNI_RSP_GET_STATISTICS(cmd, stat); + rsp_params = (struct dpni_rsp_get_statistics *)cmd.params; + for (i = 0; i < DPNI_STATISTICS_CNT; i++) + stat->raw.counter[i] = le64_to_cpu(rsp_params->counter[i]); return 0; } diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c index 78a40f285aa..984616fb65c 100644 --- a/drivers/net/fsl-mc/mc.c +++ b/drivers/net/fsl-mc/mc.c @@ -1353,10 +1353,9 @@ err: static int dpni_init(void) { - int err; - uint8_t cfg_buf[256] = {0}; - struct dpni_cfg dpni_cfg; + struct dpni_cfg dpni_cfg = {0}; uint16_t major_ver, minor_ver; + int err; dflt_dpni = calloc(sizeof(struct fsl_dpni_obj), 1); if (!dflt_dpni) { @@ -1365,14 +1364,6 @@ static int dpni_init(void) goto err_calloc; } - memset(&dpni_cfg, 0, sizeof(dpni_cfg)); - err = dpni_prepare_cfg(&dpni_cfg, &cfg_buf[0]); - if (err < 0) { - err = -ENODEV; - printf("dpni_prepare_cfg() failed: %d\n", err); - goto err_prepare_cfg; - } - err = dpni_create(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, @@ -1429,7 +1420,6 @@ err_get_version: MC_CMD_NO_FLAGS, dflt_dpni->dpni_id); err_create: -err_prepare_cfg: free(dflt_dpni); err_calloc: return err; diff --git a/drivers/net/ldpaa_eth/ldpaa_eth.c b/drivers/net/ldpaa_eth/ldpaa_eth.c index 8c0b5a3b6fd..87fbada06ba 100644 --- a/drivers/net/ldpaa_eth/ldpaa_eth.c +++ b/drivers/net/ldpaa_eth/ldpaa_eth.c @@ -58,7 +58,7 @@ static void ldpaa_eth_collect_dpni_stats(struct udevice *dev, u64 *data) continue; err = dpni_get_statistics(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, - j, &dpni_stats); + j, 0, &dpni_stats); if (err) { memset(&dpni_stats, 0, sizeof(dpni_stats)); printf("dpni_get_stats(%d) failed\n", j); @@ -378,7 +378,8 @@ static int ldpaa_eth_open(struct udevice *dev) struct dpni_link_state link_state; #endif int err = 0; - struct dpni_queue d_queue; + struct dpni_queue d_queue_cfg = { 0 }; + struct dpni_queue_id d_queue; if (eth_is_active(dev)) return 0; @@ -422,7 +423,7 @@ static int ldpaa_eth_open(struct udevice *dev) goto err_dpni_bind; err = dpni_add_mac_addr(dflt_mc_io, MC_CMD_NO_FLAGS, - dflt_dpni->dpni_handle, plat->enetaddr); + dflt_dpni->dpni_handle, plat->enetaddr, 0, 0, 0); if (err) { printf("dpni_add_mac_addr() failed\n"); return err; @@ -461,7 +462,7 @@ static int ldpaa_eth_open(struct udevice *dev) memset(&d_queue, 0, sizeof(struct dpni_queue)); err = dpni_get_queue(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, DPNI_QUEUE_RX, - 0, 0, &d_queue); + 0, 0, &d_queue_cfg, &d_queue); if (err) { printf("dpni_get_queue failed\n"); goto err_get_queue; @@ -470,7 +471,7 @@ static int ldpaa_eth_open(struct udevice *dev) priv->rx_dflt_fqid = d_queue.fqid; err = dpni_get_qdid(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, - &priv->tx_qdid); + DPNI_QUEUE_TX, &priv->tx_qdid); if (err) { printf("dpni_get_qdid() failed\n"); goto err_qdid; @@ -845,7 +846,7 @@ static int ldpaa_dpni_setup(struct ldpaa_eth_priv *priv) /* ...rx, ... */ err = dpni_set_buffer_layout(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, - &dflt_dpni->buf_layout, DPNI_QUEUE_RX); + DPNI_QUEUE_RX, &dflt_dpni->buf_layout); if (err) { printf("dpni_set_buffer_layout() failed"); goto err_buf_layout; @@ -857,7 +858,7 @@ static int ldpaa_dpni_setup(struct ldpaa_eth_priv *priv) DPNI_BUF_LAYOUT_OPT_PARSER_RESULT); err = dpni_set_buffer_layout(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, - &dflt_dpni->buf_layout, DPNI_QUEUE_TX); + DPNI_QUEUE_TX, &dflt_dpni->buf_layout); if (err) { printf("dpni_set_buffer_layout() failed"); goto err_buf_layout; @@ -867,8 +868,7 @@ static int ldpaa_dpni_setup(struct ldpaa_eth_priv *priv) dflt_dpni->buf_layout.options &= ~DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE; err = dpni_set_buffer_layout(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, - &dflt_dpni->buf_layout, - DPNI_QUEUE_TX_CONFIRM); + DPNI_QUEUE_TX_CONFIRM, &dflt_dpni->buf_layout); if (err) { printf("dpni_set_buffer_layout() failed"); goto err_buf_layout; @@ -923,7 +923,7 @@ static int ldpaa_dpni_bind(struct ldpaa_eth_priv *priv) err = dpni_set_queue(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, - DPNI_QUEUE_TX, 0, 0, &tx_queue); + DPNI_QUEUE_TX, 0, 0, 0, &tx_queue); if (err) { printf("dpni_set_queue() failed\n"); @@ -932,7 +932,7 @@ static int ldpaa_dpni_bind(struct ldpaa_eth_priv *priv) err = dpni_set_tx_confirmation_mode(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle, - DPNI_CONF_DISABLE); + 0, DPNI_CONF_DISABLE); if (err) { printf("dpni_set_tx_confirmation_mode() failed\n"); return err; diff --git a/include/fsl-mc/fsl_dpni.h b/include/fsl-mc/fsl_dpni.h index fa15a141f1f..9bc475475df 100644 --- a/include/fsl-mc/fsl_dpni.h +++ b/include/fsl-mc/fsl_dpni.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0+ */ /* * Copyright 2013-2016 Freescale Semiconductor, Inc. - * Copyright 2017 NXP + * Copyright 2017, 2023 NXP */ #ifndef _FSL_DPNI_H #define _FSL_DPNI_H @@ -37,176 +37,229 @@ #define DPNI_CMDID_SET_QUEUE 0x2601 #define DPNI_CMDID_SET_TX_CONFIRMATION_MODE 0x2661 -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_CMD_OPEN(cmd, dpni_id) \ - MC_CMD_OP(cmd, 0, 0, 32, int, dpni_id) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_PREP_CFG(param, cfg) \ -do { \ - MC_PREP_OP(param, 0, 0, 32, uint16_t, cfg->adv.options); \ - MC_PREP_OP(param, 0, 32, 8, uint16_t, cfg->adv.num_queues); \ - MC_PREP_OP(param, 0, 40, 8, uint16_t, cfg->adv.num_tcs); \ - MC_PREP_OP(param, 0, 48, 8, uint16_t, cfg->adv.mac_entries); \ - MC_PREP_OP(param, 1, 0, 8, uint16_t, cfg->adv.vlan_entries); \ - MC_PREP_OP(param, 1, 16, 8, uint16_t, cfg->adv.qos_entries); \ - MC_PREP_OP(param, 1, 32, 16, uint16_t, cfg->adv.fs_entries); \ -} while (0) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_CMD_CREATE(cmd, cfg) \ -do { \ - MC_CMD_OP(cmd, 0, 0, 32, uint32_t, cfg->adv.options); \ - MC_CMD_OP(cmd, 0, 32, 8, uint8_t, cfg->adv.num_queues); \ - MC_CMD_OP(cmd, 0, 40, 8, uint8_t, cfg->adv.num_tcs); \ - MC_CMD_OP(cmd, 0, 48, 8, uint8_t, cfg->adv.mac_entries); \ - MC_CMD_OP(cmd, 1, 0, 8, uint8_t, cfg->adv.vlan_entries); \ - MC_CMD_OP(cmd, 1, 16, 8, uint8_t, cfg->adv.qos_entries); \ - MC_CMD_OP(cmd, 1, 32, 16, uint8_t, cfg->adv.fs_entries); \ -} while (0) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_CMD_SET_POOLS(cmd, cfg) \ -do { \ - MC_CMD_OP(cmd, 0, 0, 8, uint8_t, cfg->num_dpbp); \ - MC_CMD_OP(cmd, 0, 8, 1, int, cfg->pools[0].backup_pool); \ - MC_CMD_OP(cmd, 0, 9, 1, int, cfg->pools[1].backup_pool); \ - MC_CMD_OP(cmd, 0, 10, 1, int, cfg->pools[2].backup_pool); \ - MC_CMD_OP(cmd, 0, 11, 1, int, cfg->pools[3].backup_pool); \ - MC_CMD_OP(cmd, 0, 12, 1, int, cfg->pools[4].backup_pool); \ - MC_CMD_OP(cmd, 0, 13, 1, int, cfg->pools[5].backup_pool); \ - MC_CMD_OP(cmd, 0, 14, 1, int, cfg->pools[6].backup_pool); \ - MC_CMD_OP(cmd, 0, 15, 1, int, cfg->pools[7].backup_pool); \ - MC_CMD_OP(cmd, 0, 32, 32, int, cfg->pools[0].dpbp_id); \ - MC_CMD_OP(cmd, 4, 32, 16, uint16_t, cfg->pools[0].buffer_size);\ - MC_CMD_OP(cmd, 1, 0, 32, int, cfg->pools[1].dpbp_id); \ - MC_CMD_OP(cmd, 4, 48, 16, uint16_t, cfg->pools[1].buffer_size);\ - MC_CMD_OP(cmd, 1, 32, 32, int, cfg->pools[2].dpbp_id); \ - MC_CMD_OP(cmd, 5, 0, 16, uint16_t, cfg->pools[2].buffer_size);\ - MC_CMD_OP(cmd, 2, 0, 32, int, cfg->pools[3].dpbp_id); \ - MC_CMD_OP(cmd, 5, 16, 16, uint16_t, cfg->pools[3].buffer_size);\ - MC_CMD_OP(cmd, 2, 32, 32, int, cfg->pools[4].dpbp_id); \ - MC_CMD_OP(cmd, 5, 32, 16, uint16_t, cfg->pools[4].buffer_size);\ - MC_CMD_OP(cmd, 3, 0, 32, int, cfg->pools[5].dpbp_id); \ - MC_CMD_OP(cmd, 5, 48, 16, uint16_t, cfg->pools[5].buffer_size);\ - MC_CMD_OP(cmd, 3, 32, 32, int, cfg->pools[6].dpbp_id); \ - MC_CMD_OP(cmd, 6, 0, 16, uint16_t, cfg->pools[6].buffer_size);\ - MC_CMD_OP(cmd, 4, 0, 32, int, cfg->pools[7].dpbp_id); \ - MC_CMD_OP(cmd, 6, 16, 16, uint16_t, cfg->pools[7].buffer_size);\ -} while (0) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_RSP_GET_ATTR(cmd, attr) \ -do { \ - MC_RSP_OP(cmd, 0, 0, 32, int, attr->options);\ - MC_RSP_OP(cmd, 0, 32, 8, uint8_t, attr->max_num_queues); \ - MC_RSP_OP(cmd, 0, 40, 8, uint8_t, attr->max_num_tcs); \ - MC_RSP_OP(cmd, 0, 48, 8, uint8_t, attr->max_mac_entries); \ - MC_RSP_OP(cmd, 1, 0, 8, uint8_t, attr->max_vlan_entries); \ - MC_RSP_OP(cmd, 1, 16, 8, uint8_t, attr->max_qos_entries); \ - MC_RSP_OP(cmd, 1, 32, 16, uint16_t, attr->max_fs_entries); \ - MC_RSP_OP(cmd, 2, 0, 8, uint8_t, attr->max_qos_key_size); \ - MC_RSP_OP(cmd, 2, 8, 8, uint8_t, attr->max_fs_key_size); \ - MC_RSP_OP(cmd, 2, 16, 16, uint16_t, attr->wriop_version); \ -} while (0) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_CMD_SET_BUFFER_LAYOUT(cmd, layout, queue) \ -do { \ - MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, queue); \ - MC_CMD_OP(cmd, 1, 0, 16, uint16_t, layout->private_data_size); \ - MC_CMD_OP(cmd, 1, 16, 16, uint16_t, layout->data_align); \ - MC_CMD_OP(cmd, 0, 32, 16, uint16_t, layout->options); \ - MC_CMD_OP(cmd, 0, 48, 1, int, layout->pass_timestamp); \ - MC_CMD_OP(cmd, 0, 49, 1, int, layout->pass_parser_result); \ - MC_CMD_OP(cmd, 0, 50, 1, int, layout->pass_frame_status); \ - MC_CMD_OP(cmd, 1, 32, 16, uint16_t, layout->data_head_room); \ - MC_CMD_OP(cmd, 1, 48, 16, uint16_t, layout->data_tail_room); \ -} while (0) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_RSP_GET_QDID(cmd, qdid) \ - MC_RSP_OP(cmd, 0, 0, 16, uint16_t, qdid) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_RSP_GET_TX_DATA_OFFSET(cmd, data_offset) \ - MC_RSP_OP(cmd, 0, 0, 16, uint16_t, data_offset) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_CMD_SET_LINK_CFG(cmd, cfg) \ -do { \ - MC_CMD_OP(cmd, 1, 0, 32, uint32_t, cfg->rate);\ - MC_CMD_OP(cmd, 2, 0, 64, uint64_t, cfg->options);\ -} while (0) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_RSP_GET_LINK_STATE(cmd, state) \ -do { \ - MC_RSP_OP(cmd, 0, 32, 1, int, state->up);\ - MC_RSP_OP(cmd, 1, 0, 32, uint32_t, state->rate);\ - MC_RSP_OP(cmd, 2, 0, 64, uint64_t, state->options);\ -} while (0) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_CMD_ADD_MAC_ADDR(cmd, mac_addr) \ -do { \ - MC_CMD_OP(cmd, 0, 16, 8, uint8_t, mac_addr[5]); \ - MC_CMD_OP(cmd, 0, 24, 8, uint8_t, mac_addr[4]); \ - MC_CMD_OP(cmd, 0, 32, 8, uint8_t, mac_addr[3]); \ - MC_CMD_OP(cmd, 0, 40, 8, uint8_t, mac_addr[2]); \ - MC_CMD_OP(cmd, 0, 48, 8, uint8_t, mac_addr[1]); \ - MC_CMD_OP(cmd, 0, 56, 8, uint8_t, mac_addr[0]); \ -} while (0) - -#define DPNI_CMD_GET_QUEUE(cmd, type, tc, index) \ -do { \ - MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, type); \ - MC_CMD_OP(cmd, 0, 8, 8, uint8_t, tc); \ - MC_CMD_OP(cmd, 0, 16, 8, uint8_t, index); \ -} while (0) - -#define DPNI_RSP_GET_QUEUE(cmd, queue) \ -do { \ - MC_RSP_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \ - MC_RSP_OP(cmd, 1, 56, 4, enum dpni_dest, (queue)->destination.type); \ - MC_RSP_OP(cmd, 1, 62, 1, char, (queue)->destination.stash_ctrl); \ - MC_RSP_OP(cmd, 1, 63, 1, char, (queue)->destination.hold_active); \ - MC_RSP_OP(cmd, 2, 0, 64, uint64_t, (queue)->flc); \ - MC_RSP_OP(cmd, 3, 0, 64, uint64_t, (queue)->user_context); \ - MC_RSP_OP(cmd, 4, 0, 32, uint32_t, (queue)->fqid); \ - MC_RSP_OP(cmd, 4, 32, 16, uint16_t, (queue)->qdbin); \ -} while (0) - -#define DPNI_CMD_SET_QUEUE(cmd, type, tc, index, queue) \ -do { \ - MC_CMD_OP(cmd, 0, 0, 8, enum dpni_queue_type, type); \ - MC_CMD_OP(cmd, 0, 8, 8, uint8_t, tc); \ - MC_CMD_OP(cmd, 0, 16, 8, uint8_t, index); \ - MC_CMD_OP(cmd, 0, 24, 8, uint8_t, (queue)->options); \ - MC_CMD_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \ - MC_CMD_OP(cmd, 1, 56, 4, enum dpni_dest, (queue)->destination.type); \ - MC_CMD_OP(cmd, 1, 62, 1, char, (queue)->destination.stash_ctrl); \ - MC_CMD_OP(cmd, 1, 63, 1, char, (queue)->destination.hold_active); \ - MC_CMD_OP(cmd, 1, 0, 32, uint32_t, (queue)->destination.id); \ - MC_CMD_OP(cmd, 2, 0, 64, uint64_t, (queue)->flc); \ - MC_CMD_OP(cmd, 3, 0, 64, uint64_t, (queue)->user_context); \ -} while (0) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_CMD_GET_STATISTICS(cmd, page) \ - MC_CMD_OP(cmd, 0, 0, 8, uint8_t, page) - -/* cmd, param, offset, width, type, arg_name */ -#define DPNI_RSP_GET_STATISTICS(cmd, stat) \ -do { \ - MC_RSP_OP(cmd, 0, 0, 64, uint64_t, (stat)->raw.counter[0]); \ - MC_RSP_OP(cmd, 1, 0, 64, uint64_t, (stat)->raw.counter[1]); \ - MC_RSP_OP(cmd, 2, 0, 64, uint64_t, (stat)->raw.counter[2]); \ - MC_RSP_OP(cmd, 3, 0, 64, uint64_t, (stat)->raw.counter[3]); \ - MC_RSP_OP(cmd, 4, 0, 64, uint64_t, (stat)->raw.counter[4]); \ - MC_RSP_OP(cmd, 5, 0, 64, uint64_t, (stat)->raw.counter[5]); \ - MC_RSP_OP(cmd, 6, 0, 64, uint64_t, (stat)->raw.counter[6]); \ -} while (0) +/* Macros for accessing command fields smaller than 1byte */ +#define DPNI_MASK(field) \ + GENMASK(DPNI_##field##_SHIFT + DPNI_##field##_SIZE - 1, \ + DPNI_##field##_SHIFT) +#define dpni_set_field(var, field, val) \ + ((var) |= (((val) << DPNI_##field##_SHIFT) & DPNI_MASK(field))) +#define dpni_get_field(var, field) \ + (((var) & DPNI_MASK(field)) >> DPNI_##field##_SHIFT) + +#pragma pack(push, 1) +struct dpni_cmd_open { + __le32 dpni_id; +}; + +struct dpni_cmd_create { + __le32 options; + u8 num_queues; + u8 num_tcs; + u8 mac_filter_entries; + u8 num_channels; + u8 vlan_filter_entries; + u8 pad2; + u8 qos_entries; + u8 pad3; + __le16 fs_entries; + u8 num_rx_tcs; + u8 pad4; + u8 num_cgs; + __le16 num_opr; + u8 dist_key_size; +}; + +struct dpni_cmd_destroy { + __le32 dpni_id; +}; + +#define DPNI_BACKUP_POOL(val, order) (((val) & 0x1) << (order)) + +struct dpni_cmd_pool { + __le16 dpbp_id; + u8 priority_mask; + u8 pad; +}; + +struct dpni_cmd_set_pools { + u8 num_dpbp; + u8 backup_pool_mask; + u8 pad; + u8 pool_options; + struct dpni_cmd_pool pool[8]; + __le16 buffer_size[8]; +}; + +struct dpni_rsp_get_attr { + /* response word 0 */ + __le32 options; + u8 num_queues; + u8 num_rx_tcs; + u8 mac_filter_entries; + u8 num_tx_tcs; + /* response word 1 */ + u8 vlan_filter_entries; + u8 num_channels; + u8 qos_entries; + u8 pad2; + __le16 fs_entries; + __le16 num_opr; + /* response word 2 */ + u8 qos_key_size; + u8 fs_key_size; + __le16 wriop_version; + u8 num_cgs; +}; + +/* There are 3 separate commands for configuring Rx, Tx and Tx confirmation + * buffer layouts, but they all share the same parameters. + * If one of the functions changes, below structure needs to be split. + */ + +#define DPNI_PASS_TS_SHIFT 0 +#define DPNI_PASS_TS_SIZE 1 +#define DPNI_PASS_PR_SHIFT 1 +#define DPNI_PASS_PR_SIZE 1 +#define DPNI_PASS_FS_SHIFT 2 +#define DPNI_PASS_FS_SIZE 1 +#define DPNI_PASS_SWO_SHIFT 3 +#define DPNI_PASS_SWO_SIZE 1 + +struct dpni_cmd_set_buffer_layout { + /* cmd word 0 */ + u8 qtype; + u8 pad0[3]; + __le16 options; + /* from LSB: pass_timestamp:1, parser_result:1, frame_status:1 */ + u8 flags; + u8 pad1; + /* cmd word 1 */ + __le16 private_data_size; + __le16 data_align; + __le16 head_room; + __le16 tail_room; +}; + +struct dpni_cmd_get_qdid { + u8 qtype; +}; + +struct dpni_rsp_get_qdid { + __le16 qdid; +}; + +struct dpni_rsp_get_tx_data_offset { + __le16 data_offset; +}; + +struct dpni_cmd_set_link_cfg { + __le64 pad0; + __le32 rate; + __le32 pad1; + __le64 options; + __le64 advertising; +}; + +#define DPNI_LINK_STATE_SHIFT 0 +#define DPNI_LINK_STATE_SIZE 1 +#define DPNI_STATE_VALID_SHIFT 1 +#define DPNI_STATE_VALID_SIZE 1 + +struct dpni_rsp_get_link_state { + __le32 pad0; + /* from LSB: up:1 */ + u8 flags; + u8 pad1[3]; + __le32 rate; + __le32 pad2; + __le64 options; + __le64 supported; + __le64 advertising; +}; + +struct dpni_cmd_add_mac_addr { + u8 flags; + u8 pad; + u8 mac_addr[6]; + u8 tc_id; + u8 fq_id; +}; + +struct dpni_cmd_get_queue { + u8 qtype; + u8 tc; + u8 index; + u8 channel_id; +}; + +#define DPNI_DEST_TYPE_SHIFT 0 +#define DPNI_DEST_TYPE_SIZE 4 +#define DPNI_CGID_VALID_SHIFT 5 +#define DPNI_CGID_VALID_SIZE 1 +#define DPNI_STASH_CTRL_SHIFT 6 +#define DPNI_STASH_CTRL_SIZE 1 +#define DPNI_HOLD_ACTIVE_SHIFT 7 +#define DPNI_HOLD_ACTIVE_SIZE 1 + +struct dpni_rsp_get_queue { + /* response word 0 */ + __le64 pad0; + /* response word 1 */ + __le32 dest_id; + __le16 pad1; + u8 dest_prio; + /* From LSB: dest_type:4, pad:1, cgid_valid:1, flc_stash_ctrl:1, hold_active:1 */ + u8 flags; + /* response word 2 */ + __le64 flc; + /* response word 3 */ + __le64 user_context; + /* response word 4 */ + __le32 fqid; + __le16 qdbin; + __le16 pad2; + /* response word 5*/ + u8 cgid; +}; + +struct dpni_cmd_set_queue { + /* cmd word 0 */ + u8 qtype; + u8 tc; + u8 index; + u8 options; + __le32 pad0; + /* cmd word 1 */ + __le32 dest_id; + __le16 pad1; + u8 dest_prio; + u8 flags; + /* cmd word 2 */ + __le64 flc; + /* cmd word 3 */ + __le64 user_context; + /* cmd word 4 */ + u8 cgid; + u8 channel_id; +}; + +struct dpni_tx_confirmation_mode { + u8 ceetm_ch_idx; + u8 pad1; + __le16 pad2; + u8 confirmation_mode; +}; + +struct dpni_cmd_get_statistics { + u8 page_number; + __le16 param; +}; + +struct dpni_rsp_get_statistics { + __le64 counter[7]; +}; + +#pragma pack(pop) /** * Data Path Network Interface API @@ -223,50 +276,17 @@ struct fsl_mc_io; #define DPNI_MAX_DPBP 8 /* All traffic classes considered; see dpni_set_rx_flow() */ -#define DPNI_ALL_TCS (uint8_t)(-1) +#define DPNI_ALL_TCS (u8)(-1) /* All flows within traffic class considered; see dpni_set_rx_flow() */ -#define DPNI_ALL_TC_FLOWS (uint16_t)(-1) +#define DPNI_ALL_TC_FLOWS (u16)(-1) /* Generate new flow ID; see dpni_set_tx_flow() */ -#define DPNI_NEW_FLOW_ID (uint16_t)(-1) +#define DPNI_NEW_FLOW_ID (u16)(-1) /* use for common tx-conf queue; see dpni_set_tx_conf_<x>() */ -#define DPNI_COMMON_TX_CONF (uint16_t)(-1) +#define DPNI_COMMON_TX_CONF (u16)(-1) -/** - * dpni_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_' - * @dpni_id: DPNI 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 dpni_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 dpni_open(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - int dpni_id, - uint16_t *token); +int dpni_open(struct fsl_mc_io *mc_io, u32 cmd_flags, int dpni_id, u16 *token); -/** - * dpni_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 DPNI 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 dpni_close(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token); +int dpni_close(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); /* DPNI configuration options */ @@ -329,17 +349,84 @@ enum dpni_queue_type { DPNI_QUEUE_RX_ERR, }; +/** + * struct dpni_cfg - Structure representing DPNI configuration + * @options: Any combination of the following options: + * DPNI_OPT_TX_FRM_RELEASE + * DPNI_OPT_NO_MAC_FILTER + * DPNI_OPT_HAS_POLICING + * DPNI_OPT_SHARED_CONGESTION + * DPNI_OPT_HAS_KEY_MASKING + * DPNI_OPT_NO_FS + * DPNI_OPT_SINGLE_SENDER + * DPNI_OPT_STASHING_DIS + * @fs_entries: Number of entries in the flow steering table. + * This table is used to select the ingress queue for + * ingress traffic, targeting a GPP core or another. + * In addition it can be used to discard traffic that + * matches the set rule. It is either an exact match table + * or a TCAM table, depending on DPNI_OPT_ HAS_KEY_MASKING + * bit in OPTIONS field. This field is ignored if + * DPNI_OPT_NO_FS bit is set in OPTIONS field. Otherwise, + * value 0 defaults to 64. Maximum supported value is 1024. + * Note that the total number of entries is limited on the + * SoC to as low as 512 entries if TCAM is used. + * @vlan_filter_entries: Number of entries in the VLAN address filtering + * table. This is an exact match table used to filter + * ingress traffic based on VLAN IDs. Value 0 disables VLAN + * filtering. Maximum supported value is 16. + * @mac_filter_entries: Number of entries in the MAC address filtering + * table. This is an exact match table and allows both + * unicast and multicast entries. The primary MAC address + * of the network interface is not part of this table, + * this contains only entries in addition to it. This + * field is ignored if DPNI_OPT_ NO_MAC_FILTER is set in + * OPTIONS field. Otherwise, value 0 defaults to 80. + * Maximum supported value is 80. + * @num_queues: Number of Tx and Rx queues used for traffic + * distribution. This is orthogonal to QoS and is only + * used to distribute traffic to multiple GPP cores. + * This configuration affects the number of Tx queues + * (logical FQs, all associated with a single CEETM queue), + * Rx queues and Tx confirmation queues, if applicable. + * Value 0 defaults to one queue. Maximum supported value + * is 8. + * @num_tcs: Number of traffic classes (TCs), reserved for the DPNI. + * TCs can have different priority levels for the purpose + * of Tx scheduling (see DPNI_SET_TX_PRIORITIES), different + * BPs (DPNI_ SET_POOLS), policers. There are dedicated QM + * queues for traffic classes (including class queues on + * Tx). Value 0 defaults to one TC. Maximum supported value + * is 16. There are maximum 16 TCs for Tx and 8 TCs for Rx. + * When num_tcs>8 Tx will use this value but Rx will have + * only 8 traffic classes. + * @num_rx_tcs: if set to other value than zero represents number + * of TCs used for Rx. Maximum value is 8. If set to zero the + * number of Rx TCs will be initialized with the value provided + * in num_tcs parameter. + * @qos_entries: Number of entries in the QoS classification table. This + * table is used to select the TC for ingress traffic. It + * is either an exact match or a TCAM table, depending on + * DPNI_OPT_ HAS_KEY_MASKING bit in OPTIONS field. This + * field is ignored if the DPNI has a single TC. Otherwise, + * a value of 0 defaults to 64. Maximum supported value + * is 64. + * @num_channels: Number of egress channels used by this dpni object. If + * set to zero the dpni object will use a single CEETM channel. + */ struct dpni_cfg { - uint8_t mac_addr[6]; - struct { - uint32_t options; - uint16_t fs_entries; - uint8_t num_queues; - uint8_t num_tcs; - uint8_t mac_entries; - uint8_t vlan_entries; - uint8_t qos_entries; - } adv; + u32 options; + u16 fs_entries; + u8 vlan_filter_entries; + u8 mac_filter_entries; + u8 num_queues; + u8 num_tcs; + u8 num_rx_tcs; + u8 qos_entries; + u8 num_cgs; + u16 num_opr; + u8 dist_key_size; + u8 num_channels; }; /** @@ -350,168 +437,108 @@ struct dpni_cfg { * This function has to be called before dpni_create() */ int dpni_prepare_cfg(const struct dpni_cfg *cfg, - uint8_t *cfg_buf); -/** - * dpni_create() - Create the DPNI object - * @mc_io: Pointer to MC portal's I/O object - * @token: Authentication token. - * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' - * @cfg: Configuration structure - * @obj_id: Returned obj_id; use in subsequent API calls - * - * Create the DPNI object, allocate required resources and - * perform required initialization. - * - * The object can be created either by declaring it in the - * DPL file, or by calling this 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 calls to - * this specific object. For objects that are created using the - * DPL file, call dpni_open() function to get an authentication - * token first. - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_create(struct fsl_mc_io *mc_io, - uint16_t token, - uint32_t cmd_flags, - const struct dpni_cfg *cfg, - uint32_t *obj_id); + u8 *cfg_buf); -/** - * dpni_destroy() - Destroy the DPNI object and release all its resources. - * @mc_io: Pointer to MC portal's I/O object - * @token: Authentication token. - * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' - * @obj_id: Returned obj_id; use in subsequent API calls - * - * Return: '0' on Success; error code otherwise. - */ -int dpni_destroy(struct fsl_mc_io *mc_io, - uint16_t token, - uint32_t cmd_flags, - uint32_t obj_id); +int dpni_create(struct fsl_mc_io *mc_io, u16 dprc_token, u32 cmd_flags, + const struct dpni_cfg *cfg, u32 *obj_id); + +int dpni_destroy(struct fsl_mc_io *mc_io, u16 dprc_token, u32 cmd_flags, + u32 object_id); /** * struct dpni_pools_cfg - Structure representing buffer pools configuration - * @num_dpbp: Number of DPBPs - * @pools: Array of buffer pools parameters; The number of valid entries - * must match 'num_dpbp' value + * @num_dpbp: Number of DPBPs + * @pool_options: Buffer assignment options + * This field is a combination of DPNI_POOL_ASSOC_flags + * @pools: Array of buffer pools parameters; The number of valid entries + * must match 'num_dpbp' value + * @pools.dpbp_id: DPBP object ID + * @pools.priority: Priority mask that indicates TC's used with this buffer. + * I set to 0x00 MC will assume value 0xff. + * @pools.buffer_size: Buffer size + * @pools.backup_pool: Backup pool */ + +#define DPNI_POOL_ASSOC_QPRI 0 +#define DPNI_POOL_ASSOC_QDBIN 1 + struct dpni_pools_cfg { - uint8_t num_dpbp; - /** - * struct pools - Buffer pools parameters - * @dpbp_id: DPBP object ID - * @buffer_size: Buffer size - * @backup_pool: Backup pool - */ + u8 num_dpbp; + u8 pool_options; struct { int dpbp_id; - uint16_t buffer_size; + u8 priority_mask; + u16 buffer_size; int backup_pool; } pools[DPNI_MAX_DPBP]; }; -/** - * dpni_set_pools() - Set buffer pools 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 - * @cfg: Buffer pools configuration - * - * mandatory for DPNI operation - * warning:Allowed only when DPNI is disabled - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_set_pools(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - const struct dpni_pools_cfg *cfg); - -/** - * dpni_enable() - Enable the DPNI, allow sending and receiving 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 - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_enable(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token); +int dpni_set_pools(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + const struct dpni_pools_cfg *cfg); -/** - * dpni_disable() - Disable the DPNI, stop sending and receiving 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 - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_disable(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token); +int dpni_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); +int dpni_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); -/** - * dpni_reset() - Reset the DPNI, 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 DPNI object - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_reset(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token); +int dpni_reset(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); /** * struct dpni_attr - Structure representing DPNI attributes - * @options: Mask of available options; reflects the value as was given in - * object's creation - * @max_num_queues: Number of queues available (for both Tx and Rx) - * @max_num_tcs: Maximum number of traffic classes (for both Tx and Rx) - * @max_mac_entries: Maximum number of traffic classes (for both Tx and Rx) - * @max_unicast_filters: Maximum number of unicast filters - * @max_multicast_filters: Maximum number of multicast filters - * @max_vlan_entries: Maximum number of VLAN filters - * @max_qos_entries: if 'max_tcs > 1', declares the maximum entries in QoS table - * @max_fs_entries: declares the maximum entries in flow steering table - * @max_qos_key_size: Maximum key size for the QoS look-up - * @max_fs_key_size: Maximum key size for the flow steering - * @wriop_version: Indicates revision of WRIOP hardware block + * @options: Any combination of the following options: + * DPNI_OPT_TX_FRM_RELEASE + * DPNI_OPT_NO_MAC_FILTER + * DPNI_OPT_HAS_POLICING + * DPNI_OPT_SHARED_CONGESTION + * DPNI_OPT_HAS_KEY_MASKING + * DPNI_OPT_NO_FS + * DPNI_OPT_STASHING_DIS + * @num_queues: Number of Tx and Rx queues used for traffic distribution. + * @num_rx_tcs: Number of RX traffic classes (TCs), reserved for the DPNI. + * @num_tx_tcs: Number of TX traffic classes (TCs), reserved for the DPNI. + * @mac_filter_entries: Number of entries in the MAC address filtering + * table. + * @vlan_filter_entries: Number of entries in the VLAN address filtering + * table. + * @qos_entries: Number of entries in the QoS classification table. + * @fs_entries: Number of entries in the flow steering table. + * @qos_key_size: Size, in bytes, of the QoS look-up key. Defining a key larger + * than this when adding QoS entries will result + * in an error. + * @fs_key_size: Size, in bytes, of the flow steering look-up key. Defining a + * key larger than this when composing the hash + FS key + * will result in an error. + * @wriop_version: Version of WRIOP HW block. + * The 3 version values are stored on 6, 5, 5 bits + * respectively. + * Values returned: + * - 0x400 - WRIOP version 1.0.0, used on LS2080 and + * variants, + * - 0x421 - WRIOP version 1.1.1, used on LS2088 and + * variants, + * - 0x422 - WRIOP version 1.1.2, used on LS1088 and + * variants. + * - 0xC00 - WRIOP version 3.0.0, used on LX2160 and + * variants. */ struct dpni_attr { - uint32_t id; - uint32_t options; - uint8_t max_num_queues; - uint8_t max_num_tcs; - uint8_t max_mac_entries; - uint8_t max_vlan_entries; - uint8_t max_qos_entries; - uint16_t max_fs_entries; - uint8_t max_qos_key_size; - uint8_t max_fs_key_size; - uint16_t wriop_version; + u32 options; + u8 num_queues; + u8 num_rx_tcs; + u8 num_tx_tcs; + u8 mac_filter_entries; + u8 vlan_filter_entries; + u8 qos_entries; + u16 fs_entries; + u16 num_opr; + u8 qos_key_size; + u8 fs_key_size; + u16 wriop_version; + u8 num_cgs; + u8 num_channels; }; -/** - * dpni_get_attributes() - Retrieve DPNI 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 DPNI object - * @attr: Object's attributes - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_get_attributes(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - struct dpni_attr *attr); +int dpni_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + struct dpni_attr *attr); /* DPNI buffer layout modification options */ @@ -529,77 +556,45 @@ int dpni_get_attributes(struct fsl_mc_io *mc_io, #define DPNI_BUF_LAYOUT_OPT_DATA_HEAD_ROOM 0x00000020 /*!< Select to modify the data-tail-room setting */ #define DPNI_BUF_LAYOUT_OPT_DATA_TAIL_ROOM 0x00000040 +/* Select to modify the sw-opaque value setting */ +#define DPNI_BUF_LAYOUT_OPT_SW_OPAQUE 0x00000080 +/* Select to disable Scatter Gather and use single buffer */ +#define DPNI_BUF_LAYOUT_OPT_NO_SG 0x00000100 /** * struct dpni_buffer_layout - Structure representing DPNI buffer layout - * @options: Flags representing the suggested modifications to the buffer - * layout; Use any combination of 'DPNI_BUF_LAYOUT_OPT_<X>' flags - * @pass_timestamp: Pass timestamp value - * @pass_parser_result: Pass parser results - * @pass_frame_status: Pass frame status - * @private_data_size: Size kept for private data (in bytes) - * @data_align: Data alignment - * @data_head_room: Data head room - * @data_tail_room: Data tail room + * @options: Flags representing the suggested modifications to the + * buffer layout; + * Use any combination of 'DPNI_BUF_LAYOUT_OPT_<X>' flags + * @pass_timestamp: Pass timestamp value + * @pass_parser_result: Pass parser results + * @pass_frame_status: Pass frame status + * @private_data_size: Size kept for private data (in bytes) + * @data_align: Data alignment + * @data_head_room: Data head room + * @data_tail_room: Data tail room */ struct dpni_buffer_layout { - uint16_t options; + u32 options; int pass_timestamp; int pass_parser_result; int pass_frame_status; - uint16_t private_data_size; - uint16_t data_align; - uint16_t data_head_room; - uint16_t data_tail_room; + int pass_sw_opaque; + u16 private_data_size; + u16 data_align; + u16 data_head_room; + u16 data_tail_room; }; -/** - * dpni_set_buffer_layout() - Set buffer layout 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 - * @layout: Buffer layout configuration - * @type: DPNI queue type - * - * Return: '0' on Success; Error code otherwise. - * - * @warning Allowed only when DPNI is disabled - */ -int dpni_set_buffer_layout(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - const struct dpni_buffer_layout *layout, - enum dpni_queue_type type); +int dpni_set_buffer_layout(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + enum dpni_queue_type qtype, + const struct dpni_buffer_layout *layout); -/** - * dpni_get_qdid() - Get the Queuing Destination ID (QDID) that should be used - * for enqueue operations - * @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 - * @qdid: Returned virtual QDID value that should be used as an argument - * in all enqueue operations - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_get_qdid(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - uint16_t *qdid); +int dpni_get_qdid(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + enum dpni_queue_type qtype, u16 *qdid); -/** - * dpni_get_tx_data_offset() - Get the Tx data offset (from start of buffer) - * @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 - * @data_offset: Tx data offset (from start of buffer) - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - uint16_t *data_offset); +int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + u16 *data_offset); /* Enable auto-negotiation */ #define DPNI_LINK_OPT_AUTONEG 0x0000000000000001ULL @@ -614,65 +609,44 @@ int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io, * struct - Structure representing DPNI link configuration * @rate: Rate * @options: Mask of available options; use 'DPNI_LINK_OPT_<X>' values + * @advertising: Speeds that are advertised for autoneg (bitmap) */ struct dpni_link_cfg { - uint32_t rate; - uint64_t options; + u32 rate; + u64 options; + u64 advertising; }; -/** - * dpni_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 DPNI object - * @cfg: Link configuration - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_set_link_cfg(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - const struct dpni_link_cfg *cfg); +int dpni_set_link_cfg(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + const struct dpni_link_cfg *cfg); /** * struct dpni_link_state - Structure representing DPNI link state - * @rate: Rate - * @options: Mask of available options; use 'DPNI_LINK_OPT_<X>' values - * @up: Link state; '0' for down, '1' for up + * @rate: Rate + * @options: Mask of available options; use 'DPNI_LINK_OPT_<X>' values + * @up: Link state; '0' for down, '1' for up + * @state_valid: Ignore/Update the state of the link + * @supported: Speeds capability of the phy (bitmap) + * @advertising: Speeds that are advertised for autoneg (bitmap) */ struct dpni_link_state { - uint32_t rate; - uint64_t options; + u32 rate; + u64 options; int up; + int state_valid; + u64 supported; + u64 advertising; }; -/** - * dpni_get_link_state() - Return the link state (either up or down) - * @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 - * @state: Returned link state; - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_get_link_state(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - struct dpni_link_state *state); +int dpni_get_link_state(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + struct dpni_link_state *state); -/** - * dpni_add_mac_addr() - Add MAC address filter - * @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 - * @mac_addr: MAC address to add - * - * 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]); +int dpni_add_mac_addr(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + const u8 mac_addr[6], u8 flags, + u8 tc_id, u8 flow_id); + +int dpni_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags, + u16 *major_ver, u16 *minor_ver); /** * enum dpni_dest - DPNI destination types @@ -703,21 +677,6 @@ enum dpni_dest { #define DPNI_TX_FLOW_OPT_L4_CHKSUM_GEN 0x00000020 /** - * dpni_get_api_version - Retrieve DPNI Major and Minor version info. - * - * @mc_io: Pointer to MC portal's I/O object - * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' - * @major_ver: DPNI major version - * @minor_ver: DPNI minor version - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_get_api_version(struct fsl_mc_io *mc_io, - u32 cmd_flags, - u16 *major_ver, - u16 *minor_ver); - -/** * enum dpni_confirmation_mode - Defines DPNI options supported for Tx * confirmation * @DPNI_CONF_AFFINE: For each Tx queue set associated with a sender there is @@ -726,7 +685,7 @@ int dpni_get_api_version(struct fsl_mc_io *mc_io, * confirmation queue * @DPNI_CONF_DISABLE: Tx frames are not confirmed. This must be associated * with proper FD set-up to have buffers release to a Buffer Pool, otherwise - * buffers will be leaked. + * buffers will be leaked */ enum dpni_confirmation_mode { DPNI_CONF_AFFINE, @@ -734,106 +693,97 @@ enum dpni_confirmation_mode { DPNI_CONF_DISABLE, }; -struct dpni_tx_confirmation_mode { - uint32_t pad; - uint8_t confirmation_mode; -}; +/** + * stashes the whole annotation area (up to 192 bytes) + */ +#define DPNI_FLC_STASH_FRAME_ANNOTATION 0x00000001 /** * struct dpni_queue - Queue structure - * @fqid: FQID used for enqueueing to and/or configuration of this specific FQ - * @qdbin: Queueing bin, used to enqueue using QDID, DQBIN, QPRI. Only relevant - * for Tx queues. - * @flc: FLC value for traffic dequeued from this queue. - * @user_context: User data, presented to the user along with any frames - * from this queue. Not relevant for Tx queues. + * @destination - Destination structure + * @destination.id: ID of the destination, only relevant if DEST_TYPE is > 0. + * Identifies either a DPIO or a DPCON object. + * Not relevant for Tx queues. + * @destination.type: May be one of the following: + * 0 - No destination, queue can be manually + * queried, but will not push traffic or + * notifications to a DPIO; + * 1 - The destination is a DPIO. When traffic + * becomes available in the queue a FQDAN + * (FQ data available notification) will be + * generated to selected DPIO; + * 2 - The destination is a DPCON. The queue is + * associated with a DPCON object for the + * purpose of scheduling between multiple + * queues. The DPCON may be independently + * configured to generate notifications. + * Not relevant for Tx queues. + * @destination.hold_active: Hold active, maintains a queue scheduled for longer + * in a DPIO during dequeue to reduce spread of traffic. + * Only relevant if queues are + * not affined to a single DPIO. + * @user_context: User data, presented to the user along with any frames + * from this queue. Not relevant for Tx queues. + * @flc: FD FLow Context structure + * @flc.value: Default FLC value for traffic dequeued from + * this queue. Please check description of FD + * structure for more information. + * Note that FLC values set using dpni_add_fs_entry, + * if any, take precedence over values per queue. + * @flc.stash_control: Boolean, indicates whether the 6 lowest + * - significant bits are used for stash control. + * significant bits are used for stash control. If set, the 6 + * least significant bits in value are interpreted as follows: + * - bits 0-1: indicates the number of 64 byte units of context + * that are stashed. FLC value is interpreted as a memory address + * in this case, excluding the 6 LS bits. + * - bits 2-3: indicates the number of 64 byte units of frame + * annotation to be stashed. Annotation is placed at FD[ADDR]. + * - bits 4-5: indicates the number of 64 byte units of frame + * data to be stashed. Frame data is placed at FD[ADDR] + + * FD[OFFSET]. + * For more details check the Frame Descriptor section in the + * hardware documentation. + *@cgid :indicate the cgid to set relative to dpni */ struct dpni_queue { - /** - * struct destination - Destination structure - * @id: ID of the destination, only relevant if DEST_TYPE is > 0. - * Identifies either a DPIO or a DPCON object. Not relevant for Tx - * queues. - * @type: May be one of the following: - * 0 - No destination, queue can be manually queried, but won't - * push traffic or notifications to a DPIO; - * 1 - The destination is DPIO. When traffic becomes available in - * the queue a FQDAN (FQ data available notification) will be - * generated to selected DPIO; - * 2 - The destination is a DPCON. The queue is associated with a - * DPCON object for purpose of scheduling between multiple - * queues. The DPCON may be independently configured to - * generate notifications. Not relevant for Tx queues. - * @hold_active: Hold active - */ struct { - uint32_t id; + u16 id; enum dpni_dest type; char hold_active; - char stash_ctrl; + u8 priority; } destination; - uint8_t options; - uint32_t fqid; - uint16_t qdbin; - uint64_t flc; - uint64_t user_context; + u64 user_context; + struct { + u64 value; + char stash_control; + } flc; + int cgid; }; /** - * dpni_set_queue() - Set queue parameters - * @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 - * @type: Type of queue - * @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 - * @queue: Queue structure - * - * Return: '0' on Success; Error code otherwise. + * struct dpni_queue_id - Queue identification, used for enqueue commands + * or queue control + * @fqid: FQID used for enqueueing to and/or configuration of this + * specific FQ + * @qdbin: Queueing bin, used to enqueue using QDID, DQBIN, QPRI. + * Only relevant for Tx queues. */ -int dpni_set_queue(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - enum dpni_queue_type type, - uint8_t tc, - uint8_t index, - const struct dpni_queue *queue); +struct dpni_queue_id { + u32 fqid; + u16 qdbin; +}; -/** - * dpni_get_queue() - Get queue parameters - * @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 - * @type: Type of queue - * @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 - * @queue: Queue structure - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_get_queue(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - enum dpni_queue_type type, - uint8_t tc, - uint8_t index, - struct dpni_queue *queue); +int dpni_set_queue(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + enum dpni_queue_type qtype, u16 param, u8 index, + u8 options, const struct dpni_queue *queue); -/** - * dpni_set_tx_confirmation_mode() - Set TX conf 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 DPNI object - * @mode: DPNI confirmation mode type - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - enum dpni_confirmation_mode mode); +int dpni_get_queue(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + enum dpni_queue_type qtype, u16 param, u8 index, + struct dpni_queue *queue, struct dpni_queue_id *qid); + +int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + u8 ceetm_ch_idx, enum dpni_confirmation_mode mode); #define DPNI_STATISTICS_CNT 7 @@ -931,21 +881,6 @@ union dpni_statistics { } raw; }; -/** - * dpni_get_statistics() - Get DPNI statistics - * @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 - * @page: Selects the statistics page to retrieve, see DPNI_GET_STATISTICS - * output. Pages are numbered 0 to 2. - * @stat: Structure containing the statistics - * - * Return: '0' on Success; Error code otherwise. - */ -int dpni_get_statistics(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - uint8_t page, - union dpni_statistics *stat); - +int dpni_get_statistics(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + u8 page, u16 param, union dpni_statistics *stat); #endif /* _FSL_DPNI_H */ |