| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Bogdan Purcareata | 1078 | 69.46% | 5 | 35.71% |
| Stuart Yoder | 155 | 9.99% | 3 | 21.43% |
| Tudor Laurentiu | 134 | 8.63% | 2 | 14.29% |
| Ioana Ciornei | 126 | 8.12% | 2 | 14.29% |
| Roy Pledge | 40 | 2.58% | 1 | 7.14% |
| Diana Craciun | 19 | 1.22% | 1 | 7.14% |
| Total | 1552 | 14 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * Freescale Management Complex (MC) bus private declarations * * Copyright (C) 2016 Freescale Semiconductor, Inc. * */ #ifndef _FSL_MC_PRIVATE_H_ #define _FSL_MC_PRIVATE_H_ #include <linux/fsl/mc.h> #include <linux/mutex.h> /* * Data Path Management Complex (DPMNG) General API */ /* DPMNG command versioning */ #define DPMNG_CMD_BASE_VERSION 1 #define DPMNG_CMD_ID_OFFSET 4 #define DPMNG_CMD(id) (((id) << DPMNG_CMD_ID_OFFSET) | DPMNG_CMD_BASE_VERSION) /* DPMNG command IDs */ #define DPMNG_CMDID_GET_VERSION DPMNG_CMD(0x831) struct dpmng_rsp_get_version { __le32 revision; __le32 version_major; __le32 version_minor; }; /* * Data Path Management Command Portal (DPMCP) API */ /* Minimal supported DPMCP Version */ #define DPMCP_MIN_VER_MAJOR 3 #define DPMCP_MIN_VER_MINOR 0 /* DPMCP command versioning */ #define DPMCP_CMD_BASE_VERSION 1 #define DPMCP_CMD_ID_OFFSET 4 #define DPMCP_CMD(id) (((id) << DPMCP_CMD_ID_OFFSET) | DPMCP_CMD_BASE_VERSION) /* DPMCP command IDs */ #define DPMCP_CMDID_CLOSE DPMCP_CMD(0x800) #define DPMCP_CMDID_OPEN DPMCP_CMD(0x80b) #define DPMCP_CMDID_RESET DPMCP_CMD(0x005) struct dpmcp_cmd_open { __le32 dpmcp_id; }; /* * Initialization and runtime control APIs for DPMCP */ int dpmcp_open(struct fsl_mc_io *mc_io, u32 cmd_flags, int dpmcp_id, u16 *token); int dpmcp_close(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); int dpmcp_reset(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token); /* * Data Path Resource Container (DPRC) API */ /* Minimal supported DPRC Version */ #define DPRC_MIN_VER_MAJOR 6 #define DPRC_MIN_VER_MINOR 0 /* DPRC command versioning */ #define DPRC_CMD_BASE_VERSION 1 #define DPRC_CMD_2ND_VERSION 2 #define DPRC_CMD_ID_OFFSET 4 #define DPRC_CMD(id) (((id) << DPRC_CMD_ID_OFFSET) | DPRC_CMD_BASE_VERSION) #define DPRC_CMD_V2(id) (((id) << DPRC_CMD_ID_OFFSET) | DPRC_CMD_2ND_VERSION) /* DPRC command IDs */ #define DPRC_CMDID_CLOSE DPRC_CMD(0x800) #define DPRC_CMDID_OPEN DPRC_CMD(0x805) #define DPRC_CMDID_GET_API_VERSION DPRC_CMD(0xa05) #define DPRC_CMDID_GET_ATTR DPRC_CMD(0x004) #define DPRC_CMDID_SET_IRQ DPRC_CMD(0x010) #define DPRC_CMDID_SET_IRQ_ENABLE DPRC_CMD(0x012) #define DPRC_CMDID_SET_IRQ_MASK DPRC_CMD(0x014) #define DPRC_CMDID_GET_IRQ_STATUS DPRC_CMD(0x016) #define DPRC_CMDID_CLEAR_IRQ_STATUS DPRC_CMD(0x017) #define DPRC_CMDID_GET_CONT_ID DPRC_CMD(0x830) #define DPRC_CMDID_GET_OBJ_COUNT DPRC_CMD(0x159) #define DPRC_CMDID_GET_OBJ DPRC_CMD(0x15A) #define DPRC_CMDID_GET_OBJ_REG DPRC_CMD(0x15E) #define DPRC_CMDID_GET_OBJ_REG_V2 DPRC_CMD_V2(0x15E) #define DPRC_CMDID_SET_OBJ_IRQ DPRC_CMD(0x15F) #define DPRC_CMDID_GET_CONNECTION DPRC_CMD(0x16C) struct dprc_cmd_open { __le32 container_id; }; struct dprc_cmd_set_irq { /* cmd word 0 */ __le32 irq_val; u8 irq_index; u8 pad[3]; /* cmd word 1 */ __le64 irq_addr; /* cmd word 2 */ __le32 irq_num; }; #define DPRC_ENABLE 0x1 struct dprc_cmd_set_irq_enable { u8 enable; u8 pad[3]; u8 irq_index; }; struct dprc_cmd_set_irq_mask { __le32 mask; u8 irq_index; }; struct dprc_cmd_get_irq_status { __le32 status; u8 irq_index; }; struct dprc_rsp_get_irq_status { __le32 status; }; struct dprc_cmd_clear_irq_status { __le32 status; u8 irq_index; }; struct dprc_rsp_get_attributes { /* response word 0 */ __le32 container_id; __le16 icid; __le16 pad; /* response word 1 */ __le32 options; __le32 portal_id; }; struct dprc_rsp_get_obj_count { __le32 pad; __le32 obj_count; }; struct dprc_cmd_get_obj { __le32 obj_index; }; struct dprc_rsp_get_obj { /* response word 0 */ __le32 pad0; __le32 id; /* response word 1 */ __le16 vendor; u8 irq_count; u8 region_count; __le32 state; /* response word 2 */ __le16 version_major; __le16 version_minor; __le16 flags; __le16 pad1; /* response word 3-4 */ u8 type[16]; /* response word 5-6 */ u8 label[16]; }; struct dprc_cmd_get_obj_region { /* cmd word 0 */ __le32 obj_id; __le16 pad0; u8 region_index; u8 pad1; /* cmd word 1-2 */ __le64 pad2[2]; /* cmd word 3-4 */ u8 obj_type[16]; }; struct dprc_rsp_get_obj_region { /* response word 0 */ __le64 pad; /* response word 1 */ __le64 base_offset; /* response word 2 */ __le32 size; __le32 pad2; /* response word 3 */ __le32 flags; __le32 pad3; /* response word 4 */ /* base_addr may be zero if older MC firmware is used */ __le64 base_addr; }; struct dprc_cmd_set_obj_irq { /* cmd word 0 */ __le32 irq_val; u8 irq_index; u8 pad[3]; /* cmd word 1 */ __le64 irq_addr; /* cmd word 2 */ __le32 irq_num; __le32 obj_id; /* cmd word 3-4 */ u8 obj_type[16]; }; struct dprc_cmd_get_connection { __le32 ep1_id; __le16 ep1_interface_id; u8 pad[2]; 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; }; /* * DPRC API for managing and querying DPAA resources */ 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); /* DPRC IRQ events */ /* IRQ event - Indicates that a new object added to the container */ #define DPRC_IRQ_EVENT_OBJ_ADDED 0x00000001 /* IRQ event - Indicates that an object was removed from the container */ #define DPRC_IRQ_EVENT_OBJ_REMOVED 0x00000002 /* * IRQ event - Indicates that one of the descendant containers that opened by * this container is destroyed */ #define DPRC_IRQ_EVENT_CONTAINER_DESTROYED 0x00000010 /* * IRQ event - Indicates that on one of the container's opened object is * destroyed */ #define DPRC_IRQ_EVENT_OBJ_DESTROYED 0x00000020 /* Irq event - Indicates that object is created at the container */ #define DPRC_IRQ_EVENT_OBJ_CREATED 0x00000040 /** * struct dprc_irq_cfg - IRQ configuration * @paddr: 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 dprc_irq_cfg { phys_addr_t paddr; u32 val; int irq_num; }; int dprc_set_irq(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u8 irq_index, struct dprc_irq_cfg *irq_cfg); int dprc_set_irq_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u8 irq_index, u8 en); int dprc_set_irq_mask(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u8 irq_index, u32 mask); int dprc_get_irq_status(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u8 irq_index, u32 *status); int dprc_clear_irq_status(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, u8 irq_index, u32 status); /** * struct dprc_attributes - Container attributes * @container_id: Container's ID * @icid: Container's ICID * @portal_id: Container's portal ID * @options: Container's options as set at container's creation */ struct dprc_attributes { int container_id; u16 icid; int portal_id; u64 options; }; int dprc_get_attributes(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, struct dprc_attributes *attributes); int dprc_get_obj_count(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, int *obj_count); int dprc_get_obj(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, int obj_index, struct fsl_mc_obj_desc *obj_desc); int dprc_set_obj_irq(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, char *obj_type, int obj_id, u8 irq_index, struct dprc_irq_cfg *irq_cfg); /* Region flags */ /* Cacheable - Indicates that region should be mapped as cacheable */ #define DPRC_REGION_CACHEABLE 0x00000001 #define DPRC_REGION_SHAREABLE 0x00000002 /** * enum dprc_region_type - Region type * @DPRC_REGION_TYPE_MC_PORTAL: MC portal region * @DPRC_REGION_TYPE_QBMAN_PORTAL: Qbman portal region */ enum dprc_region_type { DPRC_REGION_TYPE_MC_PORTAL, DPRC_REGION_TYPE_QBMAN_PORTAL, DPRC_REGION_TYPE_QBMAN_MEM_BACKED_PORTAL }; /** * struct dprc_region_desc - Mappable region descriptor * @base_offset: Region offset from region's base address. * For DPMCP and DPRC objects, region base is offset from SoC MC portals * base address; For DPIO, region base is offset from SoC QMan portals * base address * @size: Region size (in bytes) * @flags: Region attributes * @type: Portal region type */ struct dprc_region_desc { u32 base_offset; u32 size; u32 flags; enum dprc_region_type type; u64 base_address; }; int dprc_get_obj_region(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, char *obj_type, int obj_id, u8 region_index, struct dprc_region_desc *region_desc); int dprc_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 *major_ver, u16 *minor_ver); int dprc_get_container_id(struct fsl_mc_io *mc_io, u32 cmd_flags, int *container_id); /** * 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_get_connection(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, const struct dprc_endpoint *endpoint1, struct dprc_endpoint *endpoint2, int *state); /* * Data Path Buffer Pool (DPBP) API */ /* DPBP Version */ #define DPBP_VER_MAJOR 3 #define DPBP_VER_MINOR 2 /* Command versioning */ #define DPBP_CMD_BASE_VERSION 1 #define DPBP_CMD_ID_OFFSET 4 #define DPBP_CMD(id) (((id) << DPBP_CMD_ID_OFFSET) | DPBP_CMD_BASE_VERSION) /* Command IDs */ #define DPBP_CMDID_CLOSE DPBP_CMD(0x800) #define DPBP_CMDID_OPEN DPBP_CMD(0x804) #define DPBP_CMDID_ENABLE DPBP_CMD(0x002) #define DPBP_CMDID_DISABLE DPBP_CMD(0x003) #define DPBP_CMDID_GET_ATTR DPBP_CMD(0x004) #define DPBP_CMDID_RESET DPBP_CMD(0x005) struct dpbp_cmd_open { __le32 dpbp_id; }; #define DPBP_ENABLE 0x1 struct dpbp_rsp_get_attributes { /* response word 0 */ __le16 pad; __le16 bpid; __le32 id; /* response word 1 */ __le16 version_major; __le16 version_minor; }; /* * Data Path Concentrator (DPCON) API */ /* DPCON Version */ #define DPCON_VER_MAJOR 3 #define DPCON_VER_MINOR 2 /* Command versioning */ #define DPCON_CMD_BASE_VERSION 1 #define DPCON_CMD_ID_OFFSET 4 #define DPCON_CMD(id) (((id) << DPCON_CMD_ID_OFFSET) | DPCON_CMD_BASE_VERSION) /* Command IDs */ #define DPCON_CMDID_CLOSE DPCON_CMD(0x800) #define DPCON_CMDID_OPEN DPCON_CMD(0x808) #define DPCON_CMDID_ENABLE DPCON_CMD(0x002) #define DPCON_CMDID_DISABLE DPCON_CMD(0x003) #define DPCON_CMDID_GET_ATTR DPCON_CMD(0x004) #define DPCON_CMDID_RESET DPCON_CMD(0x005) #define DPCON_CMDID_SET_NOTIFICATION DPCON_CMD(0x100) struct dpcon_cmd_open { __le32 dpcon_id; }; #define DPCON_ENABLE 1 struct dpcon_rsp_get_attr { /* response word 0 */ __le32 id; __le16 qbman_ch_id; u8 num_priorities; u8 pad; }; struct dpcon_cmd_set_notification { /* cmd word 0 */ __le32 dpio_id; u8 priority; u8 pad[3]; /* cmd word 1 */ __le64 user_ctx; }; /** * Maximum number of total IRQs that can be pre-allocated for an MC bus' * IRQ pool */ #define FSL_MC_IRQ_POOL_MAX_TOTAL_IRQS 256 /** * struct fsl_mc_resource_pool - Pool of MC resources of a given * type * @type: type of resources in the pool * @max_count: maximum number of resources in the pool * @free_count: number of free resources in the pool * @mutex: mutex to serialize access to the pool's free list * @free_list: anchor node of list of free resources in the pool * @mc_bus: pointer to the MC bus that owns this resource pool */ struct fsl_mc_resource_pool { enum fsl_mc_pool_type type; int max_count; int free_count; struct mutex mutex; /* serializes access to free_list */ struct list_head free_list; struct fsl_mc_bus *mc_bus; }; /** * struct fsl_mc_bus - logical bus that corresponds to a physical DPRC * @mc_dev: fsl-mc device for the bus device itself. * @resource_pools: array of resource pools (one pool per resource type) * for this MC bus. These resources represent allocatable entities * from the physical DPRC. * @irq_resources: Pointer to array of IRQ objects for the IRQ pool * @scan_mutex: Serializes bus scanning * @dprc_attr: DPRC attributes */ struct fsl_mc_bus { struct fsl_mc_device mc_dev; struct fsl_mc_resource_pool resource_pools[FSL_MC_NUM_POOL_TYPES]; struct fsl_mc_device_irq *irq_resources; struct mutex scan_mutex; /* serializes bus scanning */ struct dprc_attributes dprc_attr; }; #define to_fsl_mc_bus(_mc_dev) \ container_of(_mc_dev, struct fsl_mc_bus, mc_dev) int __must_check fsl_mc_device_add(struct fsl_mc_obj_desc *obj_desc, struct fsl_mc_io *mc_io, struct device *parent_dev, struct fsl_mc_device **new_mc_dev); void fsl_mc_device_remove(struct fsl_mc_device *mc_dev); int __init dprc_driver_init(void); void dprc_driver_exit(void); int __init fsl_mc_allocator_driver_init(void); void fsl_mc_allocator_driver_exit(void); void fsl_mc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev); void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev); int __must_check fsl_mc_resource_allocate(struct fsl_mc_bus *mc_bus, enum fsl_mc_pool_type pool_type, struct fsl_mc_resource **new_resource); void fsl_mc_resource_free(struct fsl_mc_resource *resource); int fsl_mc_msi_domain_alloc_irqs(struct device *dev, unsigned int irq_count); void fsl_mc_msi_domain_free_irqs(struct device *dev); struct irq_domain *fsl_mc_find_msi_domain(struct device *dev); int fsl_mc_populate_irq_pool(struct fsl_mc_bus *mc_bus, unsigned int irq_count); void fsl_mc_cleanup_irq_pool(struct fsl_mc_bus *mc_bus); int __must_check fsl_create_mc_io(struct device *dev, phys_addr_t mc_portal_phys_addr, u32 mc_portal_size, struct fsl_mc_device *dpmcp_dev, u32 flags, struct fsl_mc_io **new_mc_io); void fsl_destroy_mc_io(struct fsl_mc_io *mc_io); bool fsl_mc_is_root_dprc(struct device *dev); void fsl_mc_get_root_dprc(struct device *dev, struct device **root_dprc_dev); struct fsl_mc_device *fsl_mc_device_lookup(struct fsl_mc_obj_desc *obj_desc, struct fsl_mc_device *mc_bus_dev); #endif /* _FSL_MC_PRIVATE_H_ */
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