/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2019-2020 Broadcom
+ * Copyright(c) 2019-2021 Broadcom
* All rights reserved.
*/
-#ifndef _TF_TBL_H_
-#define _TF_TBL_H_
+#ifndef TF_TBL_TYPE_H_
+#define TF_TBL_TYPE_H_
-#include <stdint.h>
+#include "tf_core.h"
#include "stack.h"
-enum tf_pg_tbl_lvl {
- PT_LVL_0,
- PT_LVL_1,
- PT_LVL_2,
- PT_LVL_MAX
-};
+struct tf;
+
+/**
+ * The Table module provides processing of Internal TF table types.
+ */
+
-enum tf_em_table_type {
- KEY0_TABLE,
- KEY1_TABLE,
- RECORD_TABLE,
- EFC_TABLE,
- MAX_TABLE
+/**
+ * Table configuration parameters
+ */
+struct tf_tbl_cfg_parms {
+ /**
+ * Number of table types in each of the configuration arrays
+ */
+ uint16_t num_elements;
+ /**
+ * Table Type element configuration array
+ */
+ struct tf_rm_element_cfg *cfg;
+ /**
+ * Session resource allocations
+ */
+ struct tf_session_resources *resources;
};
-struct tf_em_page_tbl {
- uint32_t pg_count;
- uint32_t pg_size;
- void **pg_va_tbl;
- uint64_t *pg_pa_tbl;
+/**
+ * Table allocation parameters
+ */
+struct tf_tbl_alloc_parms {
+ /**
+ * [in] Receive or transmit direction
+ */
+ enum tf_dir dir;
+ /**
+ * [in] Type of the allocation
+ */
+ enum tf_tbl_type type;
+ /**
+ * [in] Table scope identifier (ignored unless TF_TBL_TYPE_EXT)
+ */
+ uint32_t tbl_scope_id;
+ /**
+ * [out] Idx of allocated entry or found entry (if search_enable)
+ */
+ uint32_t *idx;
};
-struct tf_em_table {
- int type;
- uint32_t num_entries;
- uint16_t ctx_id;
- uint32_t entry_size;
- int num_lvl;
- uint32_t page_cnt[PT_LVL_MAX];
- uint64_t num_data_pages;
- void *l0_addr;
- uint64_t l0_dma_addr;
- struct tf_em_page_tbl pg_tbl[PT_LVL_MAX];
+/**
+ * Table free parameters
+ */
+struct tf_tbl_free_parms {
+ /**
+ * [in] Receive or transmit direction
+ */
+ enum tf_dir dir;
+ /**
+ * [in] Type of the allocation type
+ */
+ enum tf_tbl_type type;
+ /**
+ * [in] Table scope identifier (ignored unless TF_TBL_TYPE_EXT)
+ */
+ uint32_t tbl_scope_id;
+ /**
+ * [in] Index to free
+ */
+ uint32_t idx;
};
-struct tf_em_ctx_mem_info {
- struct tf_em_table em_tables[MAX_TABLE];
+/**
+ * Table set parameters
+ */
+struct tf_tbl_set_parms {
+ /**
+ * [in] Receive or transmit direction
+ */
+ enum tf_dir dir;
+ /**
+ * [in] Type of object to set
+ */
+ enum tf_tbl_type type;
+ /**
+ * [in] Table scope identifier (ignored unless TF_TBL_TYPE_EXT)
+ */
+ uint32_t tbl_scope_id;
+ /**
+ * [in] Entry data
+ */
+ uint8_t *data;
+ /**
+ * [in] Entry size
+ */
+ uint16_t data_sz_in_bytes;
+ /**
+ * [in] Entry index to write to
+ */
+ uint32_t idx;
};
-/** table scope control block content */
-struct tf_em_caps {
- uint32_t flags;
- uint32_t supported;
- uint32_t max_entries_supported;
- uint16_t key_entry_size;
- uint16_t record_entry_size;
- uint16_t efc_entry_size;
+/**
+ * Table get parameters
+ */
+struct tf_tbl_get_parms {
+ /**
+ * [in] Receive or transmit direction
+ */
+ enum tf_dir dir;
+ /**
+ * [in] Type of object to get
+ */
+ enum tf_tbl_type type;
+ /**
+ * [out] Entry data
+ */
+ uint8_t *data;
+ /**
+ * [out] Entry size
+ */
+ uint16_t data_sz_in_bytes;
+ /**
+ * [in] Entry index to read
+ */
+ uint32_t idx;
};
-/** Invalid table scope id */
-#define TF_TBL_SCOPE_INVALID 0xffffffff
+/**
+ * Table get bulk parameters
+ */
+struct tf_tbl_get_bulk_parms {
+ /**
+ * [in] Receive or transmit direction
+ */
+ enum tf_dir dir;
+ /**
+ * [in] Type of object to get
+ */
+ enum tf_tbl_type type;
+ /**
+ * [in] Starting index to read from
+ */
+ uint32_t starting_idx;
+ /**
+ * [in] Number of sequential entries
+ */
+ uint16_t num_entries;
+ /**
+ * [in] Size of the single entry
+ */
+ uint16_t entry_sz_in_bytes;
+ /**
+ * [out] Host physical address, where the data
+ * will be copied to by the firmware.
+ * Use tfp_calloc() API and mem_pa
+ * variable of the tfp_calloc_parms
+ * structure for the physical address.
+ */
+ uint64_t physical_mem_addr;
+};
/**
- * Table Scope Control Block
+ * Table RM database
+ *
+ * Table rm database
*
- * Holds private data for a table scope. Only one instance of a table
- * scope with Internal EM is supported.
*/
-struct tf_tbl_scope_cb {
- uint32_t tbl_scope_id;
- int index;
- struct tf_em_ctx_mem_info em_ctx_info[TF_DIR_MAX];
- struct tf_em_caps em_caps[TF_DIR_MAX];
- struct stack ext_act_pool[TF_DIR_MAX];
- uint32_t *ext_act_pool_mem[TF_DIR_MAX];
+struct tbl_rm_db {
+ struct rm_db *tbl_db[TF_DIR_MAX];
};
/**
- * Hardware Page sizes supported for EEM:
- * 4K, 8K, 64K, 256K, 1M, 2M, 4M, 1G.
- *
- * Round-down other page sizes to the lower hardware page
- * size supported.
- */
-#define TF_EM_PAGE_SIZE_4K 12
-#define TF_EM_PAGE_SIZE_8K 13
-#define TF_EM_PAGE_SIZE_64K 16
-#define TF_EM_PAGE_SIZE_256K 18
-#define TF_EM_PAGE_SIZE_1M 20
-#define TF_EM_PAGE_SIZE_2M 21
-#define TF_EM_PAGE_SIZE_4M 22
-#define TF_EM_PAGE_SIZE_1G 30
-
-/* Set page size */
-#define BNXT_TF_PAGE_SIZE TF_EM_PAGE_SIZE_2M
-
-#if (BNXT_TF_PAGE_SIZE == TF_EM_PAGE_SIZE_4K) /** 4K */
-#define TF_EM_PAGE_SHIFT TF_EM_PAGE_SIZE_4K
-#define TF_EM_PAGE_SIZE_ENUM HWRM_TF_CTXT_MEM_RGTR_INPUT_PAGE_SIZE_4K
-#elif (BNXT_TF_PAGE_SIZE == TF_EM_PAGE_SIZE_8K) /** 8K */
-#define TF_EM_PAGE_SHIFT TF_EM_PAGE_SIZE_8K
-#define TF_EM_PAGE_SIZE_ENUM HWRM_TF_CTXT_MEM_RGTR_INPUT_PAGE_SIZE_8K
-#elif (BNXT_TF_PAGE_SIZE == TF_EM_PAGE_SIZE_64K) /** 64K */
-#define TF_EM_PAGE_SHIFT TF_EM_PAGE_SIZE_64K
-#define TF_EM_PAGE_SIZE_ENUM HWRM_TF_CTXT_MEM_RGTR_INPUT_PAGE_SIZE_64K
-#elif (BNXT_TF_PAGE_SIZE == TF_EM_PAGE_SIZE_256K) /** 256K */
-#define TF_EM_PAGE_SHIFT TF_EM_PAGE_SIZE_256K
-#define TF_EM_PAGE_SIZE_ENUM HWRM_TF_CTXT_MEM_RGTR_INPUT_PAGE_SIZE_256K
-#elif (BNXT_TF_PAGE_SIZE == TF_EM_PAGE_SIZE_1M) /** 1M */
-#define TF_EM_PAGE_SHIFT TF_EM_PAGE_SIZE_1M
-#define TF_EM_PAGE_SIZE_ENUM HWRM_TF_CTXT_MEM_RGTR_INPUT_PAGE_SIZE_1M
-#elif (BNXT_TF_PAGE_SIZE == TF_EM_PAGE_SIZE_2M) /** 2M */
-#define TF_EM_PAGE_SHIFT TF_EM_PAGE_SIZE_2M
-#define TF_EM_PAGE_SIZE_ENUM HWRM_TF_CTXT_MEM_RGTR_INPUT_PAGE_SIZE_2M
-#elif (BNXT_TF_PAGE_SIZE == TF_EM_PAGE_SIZE_4M) /** 4M */
-#define TF_EM_PAGE_SHIFT TF_EM_PAGE_SIZE_4M
-#define TF_EM_PAGE_SIZE_ENUM HWRM_TF_CTXT_MEM_RGTR_INPUT_PAGE_SIZE_4M
-#elif (BNXT_TF_PAGE_SIZE == TF_EM_PAGE_SIZE_1G) /** 1G */
-#define TF_EM_PAGE_SHIFT TF_EM_PAGE_SIZE_1G
-#define TF_EM_PAGE_SIZE_ENUM HWRM_TF_CTXT_MEM_RGTR_INPUT_PAGE_SIZE_1G
-#else
-#error "Invalid Page Size specified. Please use a TF_EM_PAGE_SIZE_n define"
-#endif
-
-#define TF_EM_PAGE_SIZE (1 << TF_EM_PAGE_SHIFT)
-#define TF_EM_PAGE_ALIGNMENT (1 << TF_EM_PAGE_SHIFT)
-
-/**
- * Initialize table pool structure to indicate
- * no table scope has been associated with the
- * external pool of indexes.
- *
- * [in] session
- */
-void
-tf_init_tbl_pool(struct tf_session *session);
-
-#endif /* _TF_TBL_H_ */
+ * @page tbl Table
+ *
+ * @ref tf_tbl_bind
+ *
+ * @ref tf_tbl_unbind
+ *
+ * @ref tf_tbl_alloc
+ *
+ * @ref tf_tbl_free
+ *
+ * @ref tf_tbl_set
+ *
+ * @ref tf_tbl_get
+ *
+ * @ref tf_tbl_bulk_get
+ */
+
+/**
+ * Initializes the Table module with the requested DBs. Must be
+ * invoked as the first thing before any of the access functions.
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to Table configuration parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_bind(struct tf *tfp,
+ struct tf_tbl_cfg_parms *parms);
+
+/**
+ * Cleans up the private DBs and releases all the data.
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_unbind(struct tf *tfp);
+
+/**
+ * Allocates the requested table type from the internal RM DB.
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to Table allocation parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_alloc(struct tf *tfp,
+ struct tf_tbl_alloc_parms *parms);
+
+/**
+ * Frees the requested table type and returns it to the DB.
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to Table free parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_free(struct tf *tfp,
+ struct tf_tbl_free_parms *parms);
+
+/**
+ * Configures the requested element by sending a firmware request which
+ * then installs it into the device internal structures.
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to Table set parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_set(struct tf *tfp,
+ struct tf_tbl_set_parms *parms);
+
+/**
+ * Retrieves the requested element by sending a firmware request to get
+ * the element.
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to Table get parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_get(struct tf *tfp,
+ struct tf_tbl_get_parms *parms);
+
+/**
+ * Retrieves bulk block of elements by sending a firmware request to
+ * get the elements.
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to Table get bulk parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int tf_tbl_bulk_get(struct tf *tfp,
+ struct tf_tbl_get_bulk_parms *parms);
+
+/**
+ * Retrieves the allocated resource info
+ *
+ * [in] tfp
+ * Pointer to TF handle, used for HCAPI communication
+ *
+ * [in] parms
+ * Pointer to Table resource info parameters
+ *
+ * Returns
+ * - (0) if successful.
+ * - (-EINVAL) on failure.
+ */
+int
+tf_tbl_get_resc_info(struct tf *tfp,
+ struct tf_tbl_resource_info *tbl);
+
+#endif /* TF_TBL_TYPE_H */