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Diffstat (limited to 'drivers/staging/fsl-dpaa2/ethsw/dpsw.h')
| -rw-r--r-- | drivers/staging/fsl-dpaa2/ethsw/dpsw.h | 1269 |
1 files changed, 1269 insertions, 0 deletions
diff --git a/drivers/staging/fsl-dpaa2/ethsw/dpsw.h b/drivers/staging/fsl-dpaa2/ethsw/dpsw.h new file mode 100644 index 0000000..c91abeb --- /dev/null +++ b/drivers/staging/fsl-dpaa2/ethsw/dpsw.h @@ -0,0 +1,1269 @@ +/* Copyright 2013-2015 Freescale Semiconductor Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef __FSL_DPSW_H +#define __FSL_DPSW_H + +/* Data Path L2-Switch API + * Contains API for handling DPSW topology and functionality + */ + +struct fsl_mc_io; + +/** + * DPSW general definitions + */ + +/** + * Maximum number of traffic class priorities + */ +#define DPSW_MAX_PRIORITIES 8 +/** + * Maximum number of interfaces + */ +#define DPSW_MAX_IF 64 + +int dpsw_open(struct fsl_mc_io *mc_io, + u32 cmd_flags, + int dpsw_id, + u16 *token); + +int dpsw_close(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token); + +/** + * DPSW options + */ + +/** + * Disable flooding + */ +#define DPSW_OPT_FLOODING_DIS 0x0000000000000001ULL +/** + * Disable Multicast + */ +#define DPSW_OPT_MULTICAST_DIS 0x0000000000000004ULL +/** + * Support control interface + */ +#define DPSW_OPT_CTRL_IF_DIS 0x0000000000000010ULL +/** + * Disable flooding metering + */ +#define DPSW_OPT_FLOODING_METERING_DIS 0x0000000000000020ULL +/** + * Enable metering + */ +#define DPSW_OPT_METERING_EN 0x0000000000000040ULL + +/** + * enum dpsw_component_type - component type of a bridge + * @DPSW_COMPONENT_TYPE_C_VLAN: A C-VLAN component of an + * enterprise VLAN bridge or of a Provider Bridge used + * to process C-tagged frames + * @DPSW_COMPONENT_TYPE_S_VLAN: An S-VLAN component of a + * Provider Bridge + * + */ +enum dpsw_component_type { + DPSW_COMPONENT_TYPE_C_VLAN = 0, + DPSW_COMPONENT_TYPE_S_VLAN +}; + +/** + * struct dpsw_cfg - DPSW configuration + * @num_ifs: Number of external and internal interfaces + * @adv: Advanced parameters; default is all zeros; + * use this structure to change default settings + */ +struct dpsw_cfg { + u16 num_ifs; + /** + * struct adv - Advanced parameters + * @options: Enable/Disable DPSW features (bitmap) + * @max_vlans: Maximum Number of VLAN's; 0 - indicates default 16 + * @max_meters_per_if: Number of meters per interface + * @max_fdbs: Maximum Number of FDB's; 0 - indicates default 16 + * @max_fdb_entries: Number of FDB entries for default FDB table; + * 0 - indicates default 1024 entries. + * @fdb_aging_time: Default FDB aging time for default FDB table; + * 0 - indicates default 300 seconds + * @max_fdb_mc_groups: Number of multicast groups in each FDB table; + * 0 - indicates default 32 + * @component_type: Indicates the component type of this bridge + */ + struct { + u64 options; + u16 max_vlans; + u8 max_meters_per_if; + u8 max_fdbs; + u16 max_fdb_entries; + u16 fdb_aging_time; + u16 max_fdb_mc_groups; + enum dpsw_component_type component_type; + } adv; +}; + +int dpsw_create(struct fsl_mc_io *mc_io, + u16 dprc_token, + u32 cmd_flags, + const struct dpsw_cfg *cfg, + u32 *obj_id); + +int dpsw_destroy(struct fsl_mc_io *mc_io, + u16 dprc_token, + u32 cmd_flags, + u32 object_id); + +int dpsw_enable(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token); + +int dpsw_disable(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token); + +int dpsw_is_enabled(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + int *en); + +int dpsw_reset(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token); + +/** + * DPSW IRQ Index and Events + */ + +#define DPSW_IRQ_INDEX_IF 0x0000 +#define DPSW_IRQ_INDEX_L2SW 0x0001 + +/** + * IRQ event - Indicates that the link state changed + */ +#define DPSW_IRQ_EVENT_LINK_CHANGED 0x0001 + +/** + * struct dpsw_irq_cfg - IRQ configuration + * @addr: Address that must be written to signal a message-based interrupt + * @val: Value to write into irq_addr address + * @irq_num: A user defined number associated with this IRQ + */ +struct dpsw_irq_cfg { + u64 addr; + u32 val; + int irq_num; +}; + +int dpsw_set_irq(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u8 irq_index, + struct dpsw_irq_cfg *irq_cfg); + +int dpsw_get_irq(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u8 irq_index, + int *type, + struct dpsw_irq_cfg *irq_cfg); + +int dpsw_set_irq_enable(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u8 irq_index, + u8 en); + +int dpsw_get_irq_enable(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u8 irq_index, + u8 *en); + +int dpsw_set_irq_mask(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u8 irq_index, + u32 mask); + +int dpsw_get_irq_mask(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u8 irq_index, + u32 *mask); + +int dpsw_get_irq_status(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u8 irq_index, + u32 *status); + +int dpsw_clear_irq_status(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u8 irq_index, + u32 status); + +/** + * struct dpsw_attr - Structure representing DPSW attributes + * @id: DPSW object ID + * @options: Enable/Disable DPSW features + * @max_vlans: Maximum Number of VLANs + * @max_meters_per_if: Number of meters per interface + * @max_fdbs: Maximum Number of FDBs + * @max_fdb_entries: Number of FDB entries for default FDB table; + * 0 - indicates default 1024 entries. + * @fdb_aging_time: Default FDB aging time for default FDB table; + * 0 - indicates default 300 seconds + * @max_fdb_mc_groups: Number of multicast groups in each FDB table; + * 0 - indicates default 32 + * @mem_size: DPSW frame storage memory size + * @num_ifs: Number of interfaces + * @num_vlans: Current number of VLANs + * @num_fdbs: Current number of FDBs + * @component_type: Component type of this bridge + */ +struct dpsw_attr { + int id; + u64 options; + u16 max_vlans; + u8 max_meters_per_if; + u8 max_fdbs; + u16 max_fdb_entries; + u16 fdb_aging_time; + u16 max_fdb_mc_groups; + u16 num_ifs; + u16 mem_size; + u16 num_vlans; + u8 num_fdbs; + enum dpsw_component_type component_type; +}; + +int dpsw_get_attributes(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + struct dpsw_attr *attr); + +int dpsw_set_reflection_if(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id); + +/** + * enum dpsw_action - Action selection for special/control frames + * @DPSW_ACTION_DROP: Drop frame + * @DPSW_ACTION_REDIRECT: Redirect frame to control port + */ +enum dpsw_action { + DPSW_ACTION_DROP = 0, + DPSW_ACTION_REDIRECT = 1 +}; + +/** + * Enable auto-negotiation + */ +#define DPSW_LINK_OPT_AUTONEG 0x0000000000000001ULL +/** + * Enable half-duplex mode + */ +#define DPSW_LINK_OPT_HALF_DUPLEX 0x0000000000000002ULL +/** + * Enable pause frames + */ +#define DPSW_LINK_OPT_PAUSE 0x0000000000000004ULL +/** + * Enable a-symmetric pause frames + */ +#define DPSW_LINK_OPT_ASYM_PAUSE 0x0000000000000008ULL + +/** + * struct dpsw_link_cfg - Structure representing DPSW link configuration + * @rate: Rate + * @options: Mask of available options; use 'DPSW_LINK_OPT_<X>' values + */ +struct dpsw_link_cfg { + u32 rate; + u64 options; +}; + +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 dpsw_link_state - Structure representing DPSW link state + * @rate: Rate + * @options: Mask of available options; use 'DPSW_LINK_OPT_<X>' values + * @up: 0 - covers two cases: down and disconnected, 1 - up + */ +struct dpsw_link_state { + u32 rate; + u64 options; + int up; +}; + +int dpsw_if_get_link_state(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + struct dpsw_link_state *state); + +int dpsw_if_set_flooding(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + int en); + +int dpsw_if_set_broadcast(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + int en); + +int dpsw_if_set_multicast(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + int en); + +/** + * struct dpsw_tci_cfg - Tag Contorl Information (TCI) configuration + * @pcp: Priority Code Point (PCP): a 3-bit field which refers + * to the IEEE 802.1p priority + * @dei: Drop Eligible Indicator (DEI): a 1-bit field. May be used + * separately or in conjunction with PCP to indicate frames + * eligible to be dropped in the presence of congestion + * @vlan_id: VLAN Identifier (VID): a 12-bit field specifying the VLAN + * to which the frame belongs. The hexadecimal values + * of 0x000 and 0xFFF are reserved; + * all other values may be used as VLAN identifiers, + * allowing up to 4,094 VLANs + */ +struct dpsw_tci_cfg { + u8 pcp; + u8 dei; + u16 vlan_id; +}; + +int dpsw_if_set_tci(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + const struct dpsw_tci_cfg *cfg); + +int dpsw_if_get_tci(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + struct dpsw_tci_cfg *cfg); + +/** + * enum dpsw_stp_state - Spanning Tree Protocol (STP) states + * @DPSW_STP_STATE_BLOCKING: Blocking state + * @DPSW_STP_STATE_LISTENING: Listening state + * @DPSW_STP_STATE_LEARNING: Learning state + * @DPSW_STP_STATE_FORWARDING: Forwarding state + * + */ +enum dpsw_stp_state { + DPSW_STP_STATE_BLOCKING = 0, + DPSW_STP_STATE_LISTENING = 1, + DPSW_STP_STATE_LEARNING = 2, + DPSW_STP_STATE_FORWARDING = 3 +}; + +/** + * struct dpsw_stp_cfg - Spanning Tree Protocol (STP) Configuration + * @vlan_id: VLAN ID STP state + * @state: STP state + */ +struct dpsw_stp_cfg { + u16 vlan_id; + enum dpsw_stp_state state; +}; + +int dpsw_if_set_stp(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + const struct dpsw_stp_cfg *cfg); + +/** + * enum dpsw_accepted_frames - Types of frames to accept + * @DPSW_ADMIT_ALL: The device accepts VLAN tagged, untagged and + * priority tagged frames + * @DPSW_ADMIT_ONLY_VLAN_TAGGED: The device discards untagged frames or + * Priority-Tagged frames received on this interface. + * + */ +enum dpsw_accepted_frames { + DPSW_ADMIT_ALL = 1, + DPSW_ADMIT_ONLY_VLAN_TAGGED = 3 +}; + +/** + * struct dpsw_accepted_frames_cfg - Types of frames to accept configuration + * @type: Defines ingress accepted frames + * @unaccept_act: When a frame is not accepted, it may be discarded or + * redirected to control interface depending on this mode + */ +struct dpsw_accepted_frames_cfg { + enum dpsw_accepted_frames type; + enum dpsw_action unaccept_act; +}; + +int dpsw_if_set_accepted_frames(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + const struct dpsw_accepted_frames_cfg *cfg); + +int dpsw_if_set_accept_all_vlan(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + int accept_all); + +/** + * enum dpsw_counter - Counters types + * @DPSW_CNT_ING_FRAME: Counts ingress frames + * @DPSW_CNT_ING_BYTE: Counts ingress bytes + * @DPSW_CNT_ING_FLTR_FRAME: Counts filtered ingress frames + * @DPSW_CNT_ING_FRAME_DISCARD: Counts discarded ingress frame + * @DPSW_CNT_ING_MCAST_FRAME: Counts ingress multicast frames + * @DPSW_CNT_ING_MCAST_BYTE: Counts ingress multicast bytes + * @DPSW_CNT_ING_BCAST_FRAME: Counts ingress broadcast frames + * @DPSW_CNT_ING_BCAST_BYTES: Counts ingress broadcast bytes + * @DPSW_CNT_EGR_FRAME: Counts egress frames + * @DPSW_CNT_EGR_BYTE: Counts eEgress bytes + * @DPSW_CNT_EGR_FRAME_DISCARD: Counts discarded egress frames + * @DPSW_CNT_EGR_STP_FRAME_DISCARD: Counts egress STP discarded frames + */ +enum dpsw_counter { + DPSW_CNT_ING_FRAME = 0x0, + DPSW_CNT_ING_BYTE = 0x1, + DPSW_CNT_ING_FLTR_FRAME = 0x2, + DPSW_CNT_ING_FRAME_DISCARD = 0x3, + DPSW_CNT_ING_MCAST_FRAME = 0x4, + DPSW_CNT_ING_MCAST_BYTE = 0x5, + DPSW_CNT_ING_BCAST_FRAME = 0x6, + DPSW_CNT_ING_BCAST_BYTES = 0x7, + DPSW_CNT_EGR_FRAME = 0x8, + DPSW_CNT_EGR_BYTE = 0x9, + DPSW_CNT_EGR_FRAME_DISCARD = 0xa, + DPSW_CNT_EGR_STP_FRAME_DISCARD = 0xb +}; + +int dpsw_if_get_counter(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + enum dpsw_counter type, + u64 *counter); + +int dpsw_if_set_counter(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + enum dpsw_counter type, + u64 counter); + +/** + * Maximum number of TC + */ +#define DPSW_MAX_TC 8 + +/** + * enum dpsw_priority_selector - User priority + * @DPSW_UP_PCP: Priority Code Point (PCP): a 3-bit field which + * refers to the IEEE 802.1p priority. + * @DPSW_UP_DSCP: Differentiated services Code Point (DSCP): 6 bit + * field from IP header + * + */ +enum dpsw_priority_selector { + DPSW_UP_PCP = 0, + DPSW_UP_DSCP = 1 +}; + +/** + * enum dpsw_schedule_mode - Traffic classes scheduling + * @DPSW_SCHED_STRICT_PRIORITY: schedule strict priority + * @DPSW_SCHED_WEIGHTED: schedule based on token bucket created algorithm + */ +enum dpsw_schedule_mode { + DPSW_SCHED_STRICT_PRIORITY, + DPSW_SCHED_WEIGHTED +}; + +/** + * struct dpsw_tx_schedule_cfg - traffic class configuration + * @mode: Strict or weight-based scheduling + * @delta_bandwidth: weighted Bandwidth in range from 100 to 10000 + */ +struct dpsw_tx_schedule_cfg { + enum dpsw_schedule_mode mode; + u16 delta_bandwidth; +}; + +/** + * struct dpsw_tx_selection_cfg - Mapping user priority into traffic + * class configuration + * @priority_selector: Source for user priority regeneration + * @tc_id: The Regenerated User priority that the incoming + * User Priority is mapped to for this interface + * @tc_sched: Traffic classes configuration + */ +struct dpsw_tx_selection_cfg { + enum dpsw_priority_selector priority_selector; + u8 tc_id[DPSW_MAX_PRIORITIES]; + struct dpsw_tx_schedule_cfg tc_sched[DPSW_MAX_TC]; +}; + +int dpsw_if_set_tx_selection(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + const struct dpsw_tx_selection_cfg *cfg); + +/** + * enum dpsw_reflection_filter - Filter type for frames to reflect + * @DPSW_REFLECTION_FILTER_INGRESS_ALL: Reflect all frames + * @DPSW_REFLECTION_FILTER_INGRESS_VLAN: Reflect only frames belong to + * particular VLAN defined by vid parameter + * + */ +enum dpsw_reflection_filter { + DPSW_REFLECTION_FILTER_INGRESS_ALL = 0, + DPSW_REFLECTION_FILTER_INGRESS_VLAN = 1 +}; + +/** + * struct dpsw_reflection_cfg - Structure representing reflection information + * @filter: Filter type for frames to reflect + * @vlan_id: Vlan Id to reflect; valid only when filter type is + * DPSW_INGRESS_VLAN + */ +struct dpsw_reflection_cfg { + enum dpsw_reflection_filter filter; + u16 vlan_id; +}; + +int dpsw_if_add_reflection(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + const struct dpsw_reflection_cfg *cfg); + +int dpsw_if_remove_reflection(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + const struct dpsw_reflection_cfg *cfg); + +/** + * enum dpsw_metering_mode - Metering modes + * @DPSW_METERING_MODE_NONE: metering disabled + * @DPSW_METERING_MODE_RFC2698: RFC 2698 + * @DPSW_METERING_MODE_RFC4115: RFC 4115 + */ +enum dpsw_metering_mode { + DPSW_METERING_MODE_NONE = 0, + DPSW_METERING_MODE_RFC2698, + DPSW_METERING_MODE_RFC4115 +}; + +/** + * enum dpsw_metering_unit - Metering count + * @DPSW_METERING_UNIT_BYTES: count bytes + * @DPSW_METERING_UNIT_FRAMES: count frames + */ +enum dpsw_metering_unit { + DPSW_METERING_UNIT_BYTES = 0, + DPSW_METERING_UNIT_FRAMES +}; + +/** + * struct dpsw_metering_cfg - Metering configuration + * @mode: metering modes + * @units: Bytes or frame units + * @cir: Committed information rate (CIR) in Kbits/s + * @eir: Peak information rate (PIR) Kbit/s rfc2698 + * Excess information rate (EIR) Kbit/s rfc4115 + * @cbs: Committed burst size (CBS) in bytes + * @ebs: Peak burst size (PBS) in bytes for rfc2698 + * Excess bust size (EBS) in bytes rfc4115 + * + */ +struct dpsw_metering_cfg { + enum dpsw_metering_mode mode; + enum dpsw_metering_unit units; + u32 cir; + u32 eir; + u32 cbs; + u32 ebs; +}; + +int dpsw_if_set_flooding_metering(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + const struct dpsw_metering_cfg *cfg); + +int dpsw_if_set_metering(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + u8 tc_id, + const struct dpsw_metering_cfg *cfg); + +/** + * enum dpsw_early_drop_unit - DPSW early drop unit + * @DPSW_EARLY_DROP_UNIT_BYTE: count bytes + * @DPSW_EARLY_DROP_UNIT_FRAMES: count frames + */ +enum dpsw_early_drop_unit { + DPSW_EARLY_DROP_UNIT_BYTE = 0, + DPSW_EARLY_DROP_UNIT_FRAMES +}; + +/** + * enum dpsw_early_drop_mode - DPSW early drop mode + * @DPSW_EARLY_DROP_MODE_NONE: early drop is disabled + * @DPSW_EARLY_DROP_MODE_TAIL: early drop in taildrop mode + * @DPSW_EARLY_DROP_MODE_WRED: early drop in WRED mode + */ +enum dpsw_early_drop_mode { + DPSW_EARLY_DROP_MODE_NONE = 0, + DPSW_EARLY_DROP_MODE_TAIL, + DPSW_EARLY_DROP_MODE_WRED +}; + +/** + * struct dpsw_wred_cfg - WRED configuration + * @max_threshold: maximum threshold that packets may be discarded. Above this + * threshold all packets are discarded; must be less than 2^39; + * approximated to be expressed as (x+256)*2^(y-1) due to HW + * implementation. + * @min_threshold: minimum threshold that packets may be discarded at + * @drop_probability: probability that a packet will be discarded (1-100, + * associated with the maximum threshold) + */ +struct dpsw_wred_cfg { + u64 min_threshold; + u64 max_threshold; + u8 drop_probability; +}; + +/** + * struct dpsw_early_drop_cfg - early-drop configuration + * @drop_mode: drop mode + * @units: count units + * @yellow: WRED - 'yellow' configuration + * @green: WRED - 'green' configuration + * @tail_drop_threshold: tail drop threshold + */ +struct dpsw_early_drop_cfg { + enum dpsw_early_drop_mode drop_mode; + enum dpsw_early_drop_unit units; + struct dpsw_wred_cfg yellow; + struct dpsw_wred_cfg green; + u32 tail_drop_threshold; +}; + +void dpsw_prepare_early_drop(const struct dpsw_early_drop_cfg *cfg, + u8 *early_drop_buf); + +int dpsw_if_set_early_drop(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + u8 tc_id, + u64 early_drop_iova); + +/** + * struct dpsw_custom_tpid_cfg - Structure representing tag Protocol identifier + * @tpid: An additional tag protocol identifier + */ +struct dpsw_custom_tpid_cfg { + u16 tpid; +}; + +int dpsw_add_custom_tpid(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + const struct dpsw_custom_tpid_cfg *cfg); + +int dpsw_remove_custom_tpid(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + const struct dpsw_custom_tpid_cfg *cfg); + +int dpsw_if_enable(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id); + +int dpsw_if_disable(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id); + +/** + * struct dpsw_if_attr - Structure representing DPSW interface attributes + * @num_tcs: Number of traffic classes + * @rate: Transmit rate in bits per second + * @options: Interface configuration options (bitmap) + * @enabled: Indicates if interface is enabled + * @accept_all_vlan: The device discards/accepts incoming frames + * for VLANs that do not include this interface + * @admit_untagged: When set to 'DPSW_ADMIT_ONLY_VLAN_TAGGED', the device + * discards untagged frames or priority-tagged frames received on + * this interface; + * When set to 'DPSW_ADMIT_ALL', untagged frames or priority- + * tagged frames received on this interface are accepted + * @qdid: control frames transmit qdid + */ +struct dpsw_if_attr { + u8 num_tcs; + u32 rate; + u32 options; + int enabled; + int accept_all_vlan; + enum dpsw_accepted_frames admit_untagged; + u16 qdid; +}; + +int dpsw_if_get_attributes(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + struct dpsw_if_attr *attr); + +int dpsw_if_set_max_frame_length(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + u16 frame_length); + +int dpsw_if_get_max_frame_length(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 if_id, + u16 *frame_length); + +/** + * struct dpsw_vlan_cfg - VLAN Configuration + * @fdb_id: Forwarding Data Base + */ +struct dpsw_vlan_cfg { + u16 fdb_id; +}; + +int dpsw_vlan_add(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + const struct dpsw_vlan_cfg *cfg); + +/** + * struct dpsw_vlan_if_cfg - Set of VLAN Interfaces + * @num_ifs: The number of interfaces that are assigned to the egress + * list for this VLAN + * @if_id: The set of interfaces that are + * assigned to the egress list for this VLAN + */ +struct dpsw_vlan_if_cfg { + u16 num_ifs; + u16 if_id[DPSW_MAX_IF]; +}; + +int dpsw_vlan_add_if(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + const struct dpsw_vlan_if_cfg *cfg); + +int dpsw_vlan_add_if_untagged(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + const struct dpsw_vlan_if_cfg *cfg); + +int dpsw_vlan_add_if_flooding(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + const struct dpsw_vlan_if_cfg *cfg); + +int dpsw_vlan_remove_if(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + const struct dpsw_vlan_if_cfg *cfg); + +int dpsw_vlan_remove_if_untagged(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + const struct dpsw_vlan_if_cfg *cfg); + +int dpsw_vlan_remove_if_flooding(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + const struct dpsw_vlan_if_cfg *cfg); + +int dpsw_vlan_remove(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id); + +/** + * struct dpsw_vlan_attr - VLAN attributes + * @fdb_id: Associated FDB ID + * @num_ifs: Number of interfaces + * @num_untagged_ifs: Number of untagged interfaces + * @num_flooding_ifs: Number of flooding interfaces + */ +struct dpsw_vlan_attr { + u16 fdb_id; + u16 num_ifs; + u16 num_untagged_ifs; + u16 num_flooding_ifs; +}; + +int dpsw_vlan_get_attributes(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + struct dpsw_vlan_attr *attr); + +int dpsw_vlan_get_if(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + struct dpsw_vlan_if_cfg *cfg); + +int dpsw_vlan_get_if_flooding(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + struct dpsw_vlan_if_cfg *cfg); + +int dpsw_vlan_get_if_untagged(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 vlan_id, + struct dpsw_vlan_if_cfg *cfg); + +/** + * struct dpsw_fdb_cfg - FDB Configuration + * @num_fdb_entries: Number of FDB entries + * @fdb_aging_time: Aging time in seconds + */ +struct dpsw_fdb_cfg { + u16 num_fdb_entries; + u16 fdb_aging_time; +}; + +int dpsw_fdb_add(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 *fdb_id, + const struct dpsw_fdb_cfg *cfg); + +int dpsw_fdb_remove(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id); + +/** + * enum dpsw_fdb_entry_type - FDB Entry type - Static/Dynamic + * @DPSW_FDB_ENTRY_STATIC: Static entry + * @DPSW_FDB_ENTRY_DINAMIC: Dynamic entry + */ +enum dpsw_fdb_entry_type { + DPSW_FDB_ENTRY_STATIC = 0, + DPSW_FDB_ENTRY_DINAMIC = 1 +}; + +/** + * struct dpsw_fdb_unicast_cfg - Unicast entry configuration + * @type: Select static or dynamic entry + * @mac_addr: MAC address + * @if_egress: Egress interface ID + */ +struct dpsw_fdb_unicast_cfg { + enum dpsw_fdb_entry_type type; + u8 mac_addr[6]; + u16 if_egress; +}; + +int dpsw_fdb_add_unicast(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id, + const struct dpsw_fdb_unicast_cfg *cfg); + +int dpsw_fdb_get_unicast(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id, + struct dpsw_fdb_unicast_cfg *cfg); + +int dpsw_fdb_remove_unicast(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id, + const struct dpsw_fdb_unicast_cfg *cfg); + +/** + * struct dpsw_fdb_multicast_cfg - Multi-cast entry configuration + * @type: Select static or dynamic entry + * @mac_addr: MAC address + * @num_ifs: Number of external and internal interfaces + * @if_id: Egress interface IDs + */ +struct dpsw_fdb_multicast_cfg { + enum dpsw_fdb_entry_type type; + u8 mac_addr[6]; + u16 num_ifs; + u16 if_id[DPSW_MAX_IF]; +}; + +int dpsw_fdb_add_multicast(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id, + const struct dpsw_fdb_multicast_cfg *cfg); + +int dpsw_fdb_get_multicast(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id, + struct dpsw_fdb_multicast_cfg *cfg); + +int dpsw_fdb_remove_multicast(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id, + const struct dpsw_fdb_multicast_cfg *cfg); + +/** + * enum dpsw_fdb_learning_mode - Auto-learning modes + * @DPSW_FDB_LEARNING_MODE_DIS: Disable Auto-learning + * @DPSW_FDB_LEARNING_MODE_HW: Enable HW auto-Learning + * @DPSW_FDB_LEARNING_MODE_NON_SECURE: Enable None secure learning by CPU + * @DPSW_FDB_LEARNING_MODE_SECURE: Enable secure learning by CPU + * + * NONE - SECURE LEARNING + * SMAC found DMAC found CTLU Action + * v v Forward frame to + * 1. DMAC destination + * - v Forward frame to + * 1. DMAC destination + * 2. Control interface + * v - Forward frame to + * 1. Flooding list of interfaces + * - - Forward frame to + * 1. Flooding list of interfaces + * 2. Control interface + * SECURE LEARING + * SMAC found DMAC found CTLU Action + * v v Forward frame to + * 1. DMAC destination + * - v Forward frame to + * 1. Control interface + * v - Forward frame to + * 1. Flooding list of interfaces + * - - Forward frame to + * 1. Control interface + */ +enum dpsw_fdb_learning_mode { + DPSW_FDB_LEARNING_MODE_DIS = 0, + DPSW_FDB_LEARNING_MODE_HW = 1, + DPSW_FDB_LEARNING_MODE_NON_SECURE = 2, + DPSW_FDB_LEARNING_MODE_SECURE = 3 +}; + +int dpsw_fdb_set_learning_mode(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id, + enum dpsw_fdb_learning_mode mode); + +/** + * struct dpsw_fdb_attr - FDB Attributes + * @max_fdb_entries: Number of FDB entries + * @fdb_aging_time: Aging time in seconds + * @learning_mode: Learning mode + * @num_fdb_mc_groups: Current number of multicast groups + * @max_fdb_mc_groups: Maximum number of multicast groups + */ +struct dpsw_fdb_attr { + u16 max_fdb_entries; + u16 fdb_aging_time; + enum dpsw_fdb_learning_mode learning_mode; + u16 num_fdb_mc_groups; + u16 max_fdb_mc_groups; +}; + +int dpsw_fdb_get_attributes(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 fdb_id, + struct dpsw_fdb_attr *attr); + +/** + * struct dpsw_acl_cfg - ACL Configuration + * @max_entries: Number of FDB entries + */ +struct dpsw_acl_cfg { + u16 max_entries; +}; + +/** + * struct dpsw_acl_fields - ACL fields. + * @l2_dest_mac: Destination MAC address: BPDU, Multicast, Broadcast, Unicast, + * slow protocols, MVRP, STP + * @l2_source_mac: Source MAC address + * @l2_tpid: Layer 2 (Ethernet) protocol type, used to identify the following + * protocols: MPLS, PTP, PFC, ARP, Jumbo frames, LLDP, IEEE802.1ae, + * Q-in-Q, IPv4, IPv6, PPPoE + * @l2_pcp_dei: indicate which protocol is encapsulated in the payload + * @l2_vlan_id: layer 2 VLAN ID + * @l2_ether_type: layer 2 Ethernet type + * @l3_dscp: Layer 3 differentiated services code point + * @l3_protocol: Tells the Network layer at the destination host, to which + * Protocol this packet belongs to. The following protocol are + * supported: ICMP, IGMP, IPv4 (encapsulation), TCP, IPv6 + * (encapsulation), GRE, PTP + * @l3_source_ip: Source IPv4 IP + * @l3_dest_ip: Destination IPv4 IP + * @l4_source_port: Source TCP/UDP Port + * @l4_dest_port: Destination TCP/UDP Port + */ +struct dpsw_acl_fields { + u8 l2_dest_mac[6]; + u8 l2_source_mac[6]; + u16 l2_tpid; + u8 l2_pcp_dei; + u16 l2_vlan_id; + u16 l2_ether_type; + u8 l3_dscp; + u8 l3_protocol; + u32 l3_source_ip; + u32 l3_dest_ip; + u16 l4_source_port; + u16 l4_dest_port; +}; + +/** + * struct dpsw_acl_key - ACL key + * @match: Match fields + * @mask: Mask: b'1 - valid, b'0 don't care + */ +struct dpsw_acl_key { + struct dpsw_acl_fields match; + struct dpsw_acl_fields mask; +}; + +/** + * enum dpsw_acl_action + * @DPSW_ACL_ACTION_DROP: Drop frame + * @DPSW_ACL_ACTION_REDIRECT: Redirect to certain port + * @DPSW_ACL_ACTION_ACCEPT: Accept frame + * @DPSW_ACL_ACTION_REDIRECT_TO_CTRL_IF: Redirect to control interface + */ +enum dpsw_acl_action { + DPSW_ACL_ACTION_DROP, + DPSW_ACL_ACTION_REDIRECT, + DPSW_ACL_ACTION_ACCEPT, + DPSW_ACL_ACTION_REDIRECT_TO_CTRL_IF +}; + +/** + * struct dpsw_acl_result - ACL action + * @action: Action should be taken when ACL entry hit + * @if_id: Interface IDs to redirect frame. Valid only if redirect selected for + * action + */ +struct dpsw_acl_result { + enum dpsw_acl_action action; + u16 if_id; +}; + +/** + * struct dpsw_acl_entry_cfg - ACL entry + * @key_iova: I/O virtual address of DMA-able memory filled with key after call + * to dpsw_acl_prepare_entry_cfg() + * @result: Required action when entry hit occurs + * @precedence: Precedence inside ACL 0 is lowest; This priority can not change + * during the lifetime of a Policy. It is user responsibility to + * space the priorities according to consequent rule additions. + */ +struct dpsw_acl_entry_cfg { + u64 key_iova; + struct dpsw_acl_result result; + int precedence; +}; + +int dpsw_acl_add(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 *acl_id, + const struct dpsw_acl_cfg *cfg); + +int dpsw_acl_remove(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 acl_id); + +void dpsw_acl_prepare_entry_cfg(const struct dpsw_acl_key *key, + uint8_t *entry_cfg_buf); + +int dpsw_acl_add_entry(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 acl_id, + const struct dpsw_acl_entry_cfg *cfg); + +int dpsw_acl_remove_entry(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 acl_id, + const struct dpsw_acl_entry_cfg *cfg); + +/** + * struct dpsw_acl_if_cfg - List of interfaces to Associate with ACL + * @num_ifs: Number of interfaces + * @if_id: List of interfaces + */ +struct dpsw_acl_if_cfg { + u16 num_ifs; + u16 if_id[DPSW_MAX_IF]; +}; + +int dpsw_acl_add_if(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 acl_id, + const struct dpsw_acl_if_cfg *cfg); + +int dpsw_acl_remove_if(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 acl_id, + const struct dpsw_acl_if_cfg *cfg); + +/** + * struct dpsw_acl_attr - ACL Attributes + * @max_entries: Max number of ACL entries + * @num_entries: Number of used ACL entries + * @num_ifs: Number of interfaces associated with ACL + */ +struct dpsw_acl_attr { + u16 max_entries; + u16 num_entries; + u16 num_ifs; +}; + +int dpsw_acl_get_attributes(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + u16 acl_id, + struct dpsw_acl_attr *attr); +/** + * struct dpsw_ctrl_if_attr - Control interface attributes + * @rx_fqid: Receive FQID + * @rx_err_fqid: Receive error FQID + * @tx_err_conf_fqid: Transmit error and confirmation FQID + */ +struct dpsw_ctrl_if_attr { + u32 rx_fqid; + u32 rx_err_fqid; + u32 tx_err_conf_fqid; +}; + +int dpsw_ctrl_if_get_attributes(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + struct dpsw_ctrl_if_attr *attr); + +/** + * Maximum number of DPBP + */ +#define DPSW_MAX_DPBP 8 + +/** + * struct dpsw_ctrl_if_pools_cfg - Control interface buffer pools configuration + * @num_dpbp: Number of DPBPs + * @pools: Array of buffer pools parameters; The number of valid entries + * must match 'num_dpbp' value + */ +struct dpsw_ctrl_if_pools_cfg { + u8 num_dpbp; + /** + * struct pools - Buffer pools parameters + * @dpbp_id: DPBP object ID + * @buffer_size: Buffer size + * @backup_pool: Backup pool + */ + struct { + int dpbp_id; + u16 buffer_size; + int backup_pool; + } pools[DPSW_MAX_DPBP]; +}; + +int dpsw_ctrl_if_set_pools(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + const struct dpsw_ctrl_if_pools_cfg *cfg); + +int dpsw_ctrl_if_enable(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token); + +int dpsw_ctrl_if_disable(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token); + +int dpsw_get_api_version(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 *major_ver, + u16 *minor_ver); + +#endif /* __FSL_DPSW_H */ |