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Diffstat (limited to 'include/fsl-mc/fsl_dprc.h')
| -rw-r--r-- | include/fsl-mc/fsl_dprc.h | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/include/fsl-mc/fsl_dprc.h b/include/fsl-mc/fsl_dprc.h new file mode 100644 index 00000000000..22240d88a33 --- /dev/null +++ b/include/fsl-mc/fsl_dprc.h @@ -0,0 +1,221 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Freescale Layerscape MC I/O wrapper + * + * Copyright 2013-2016 Freescale Semiconductor, Inc. + * Copyright 2017, 2023 NXP + */ +#ifndef _FSL_DPRC_H +#define _FSL_DPRC_H + +/* DPRC Version */ +#define DPRC_VER_MAJOR 6 +#define DPRC_VER_MINOR 1 + +/* Command IDs */ +#define DPRC_CMDID_CLOSE 0x8001 +#define DPRC_CMDID_OPEN 0x8051 + +#define DPRC_CMDID_GET_API_VERSION 0xa051 + +#define DPRC_CMDID_CREATE_CONT 0x1511 +#define DPRC_CMDID_DESTROY_CONT 0x1521 +#define DPRC_CMDID_GET_CONT_ID 0x8301 + +#define DPRC_CMDID_CONNECT 0x1671 +#define DPRC_CMDID_DISCONNECT 0x1681 +#define DPRC_CMDID_GET_CONNECTION 0x16C1 + +#pragma pack(push, 1) +struct dprc_cmd_open { + __le32 container_id; +}; + +struct dprc_cmd_create_container { + __le32 options; + __le32 icid; + __le32 pad1; + __le32 portal_id; + u8 label[16]; +}; + +struct dprc_rsp_create_container { + __le64 pad0; + __le32 child_container_id; + __le32 pad1; + __le64 child_portal_addr; +}; + +struct dprc_cmd_destroy_container { + __le32 child_container_id; +}; + +struct dprc_cmd_connect { + __le32 ep1_id; + __le16 ep1_interface_id; + __le16 pad0; + + __le32 ep2_id; + __le16 ep2_interface_id; + __le16 pad1; + + u8 ep1_type[16]; + + __le32 max_rate; + __le32 committed_rate; + + u8 ep2_type[16]; +}; + +struct dprc_cmd_disconnect { + __le32 id; + __le32 interface_id; + u8 type[16]; +}; + +struct dprc_cmd_get_connection { + __le32 ep1_id; + __le16 ep1_interface_id; + __le16 pad; + + u8 ep1_type[16]; +}; + +struct dprc_rsp_get_connection { + __le64 pad[3]; + __le32 ep2_id; + __le16 ep2_interface_id; + __le16 pad1; + u8 ep2_type[16]; + __le32 state; +}; + +#pragma pack(pop) + +/* Data Path Resource Container API + * Contains DPRC API for managing and querying DPAA resources + */ + +struct fsl_mc_io; + +/** + * Set this value as the icid value in dprc_cfg structure when creating a + * container, in case the ICID is not selected by the user and should be + * allocated by the DPRC from the pool of ICIDs. + */ +#define DPRC_GET_ICID_FROM_POOL (u16)(~(0)) + +/** + * Set this value as the portal_id value in dprc_cfg structure when creating a + * container, in case the portal ID is not specifically selected by the + * user and should be allocated by the DPRC from the pool of portal ids. + */ +#define DPRC_GET_PORTAL_ID_FROM_POOL (int)(~(0)) + +int dprc_get_container_id(struct fsl_mc_io *mc_io, u32 cmd_flags, int *container_id); + +int dprc_open(struct fsl_mc_io *mc_io, u32 cmd_flags, int container_id, u16 *token); + +int dprc_close(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); + +/** + * Container general options + * + * These options may be selected at container creation by the container creator + * and can be retrieved using dprc_get_attributes() + */ + +/* Spawn Policy Option allowed - Indicates that the new container is allowed + * to spawn and have its own child containers. + */ +#define DPRC_CFG_OPT_SPAWN_ALLOWED 0x00000001 + +/* General Container allocation policy - Indicates that the new container is + * allowed to allocate requested resources from its parent container; if not + * set, the container is only allowed to use resources in its own pools; Note + * that this is a container's global policy, but the parent container may + * override it and set specific quota per resource type. + */ +#define DPRC_CFG_OPT_ALLOC_ALLOWED 0x00000002 + +/* Object initialization allowed - software context associated with this + * container is allowed to invoke object initialization operations. + */ +#define DPRC_CFG_OPT_OBJ_CREATE_ALLOWED 0x00000004 + +/* Topology change allowed - software context associated with this + * container is allowed to invoke topology operations, such as attach/detach + * of network objects. + */ +#define DPRC_CFG_OPT_TOPOLOGY_CHANGES_ALLOWED 0x00000008 + +/* AIOP - Indicates that container belongs to AIOP. */ +#define DPRC_CFG_OPT_AIOP 0x00000020 + +/* IRQ Config - Indicates that the container allowed to configure its IRQs.*/ +#define DPRC_CFG_OPT_IRQ_CFG_ALLOWED 0x00000040 + +/** + * struct dprc_cfg - Container configuration options + * @icid: Container's ICID; if set to 'DPRC_GET_ICID_FROM_POOL', a free + * ICID value is allocated by the DPRC + * @portal_id: Portal ID; if set to 'DPRC_GET_PORTAL_ID_FROM_POOL', a free + * portal ID is allocated by the DPRC + * @options: Combination of 'DPRC_CFG_OPT_<X>' options + * @label: Object's label + */ +struct dprc_cfg { + u16 icid; + int portal_id; + uint64_t options; + char label[16]; +}; + +int dprc_create_container(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + struct dprc_cfg *cfg, int *child_container_id, + uint64_t *child_portal_offset); + +int dprc_destroy_container(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + int child_container_id); + +/** + * struct dprc_connection_cfg - Connection configuration. + * Used for virtual connections only + * @committed_rate: Committed rate (Mbits/s) + * @max_rate: Maximum rate (Mbits/s) + */ +struct dprc_connection_cfg { + u32 committed_rate; + u32 max_rate; +}; + +/** + * struct dprc_endpoint - Endpoint description for link connect/disconnect + * operations + * @type: Endpoint object type: NULL terminated string + * @id: Endpoint object ID + * @if_id: Interface ID; should be set for endpoints with multiple + * interfaces ("dpsw", "dpdmux"); for others, always set to 0 + */ +struct dprc_endpoint { + char type[16]; + int id; + u16 if_id; +}; + +int dprc_connect(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + const struct dprc_endpoint *endpoint1, + const struct dprc_endpoint *endpoint2, + const struct dprc_connection_cfg *cfg); + +int dprc_disconnect(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + const struct dprc_endpoint *endpoint); + +int dprc_get_connection(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, + const struct dprc_endpoint *endpoint1, + struct dprc_endpoint *endpoint2, int *state); + +int dprc_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags, + u16 *major_ver, u16 *minor_ver); + +#endif /* _FSL_DPRC_H */ |