diff options
Diffstat (limited to 'drivers/mempool/dpaa2/dpaa2_hw_mempool.h')
| -rw-r--r-- | drivers/mempool/dpaa2/dpaa2_hw_mempool.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/drivers/mempool/dpaa2/dpaa2_hw_mempool.h b/drivers/mempool/dpaa2/dpaa2_hw_mempool.h new file mode 100644 index 00000000..c4d7fc02 --- /dev/null +++ b/drivers/mempool/dpaa2/dpaa2_hw_mempool.h @@ -0,0 +1,91 @@ +/*- + * BSD LICENSE + * + * Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved. + * Copyright (c) 2016 NXP. All rights reserved. + * + * 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 Freescale Semiconductor, Inc nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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 + * OWNER 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 _DPAA2_HW_DPBP_H_ +#define _DPAA2_HW_DPBP_H_ + +#define DPAA2_MAX_BUF_POOLS 8 + +struct buf_pool_cfg { + void *addr; + /**< The address from where DPAA2 will carve out the buffers */ + phys_addr_t phys_addr; + /**< Physical address of the memory provided in addr */ + uint32_t num; + /**< Number of buffers */ + uint32_t size; + /**< Size including headroom for each buffer */ + uint16_t align; + /**< Buffer alignment (in bytes) */ + uint16_t bpid; + /**< Autogenerated buffer pool ID for internal use */ +}; + +struct buf_pool { + uint32_t size; /**< Size of the Pool */ + uint32_t num_bufs; /**< Number of buffers in Pool */ + uint16_t bpid; /**< Pool ID, from pool configuration */ + uint8_t *h_bpool_mem; /**< Internal context data */ + struct dpaa2_dpbp_dev *dpbp_node; /**< Hardware context */ +}; + +/*! + * Buffer pool list configuration structure. User need to give DPAA2 the + * valid number of 'num_buf_pools'. + */ +struct dpaa2_bp_list_cfg { + struct buf_pool_cfg buf_pool; /* Configuration of each buffer pool*/ +}; + +struct dpaa2_bp_list { + struct dpaa2_bp_list *next; + struct rte_mempool *mp; /**< DPDK RTE EAL pool reference */ + int32_t dpaa2_ops_index; /**< Index into DPDK Mempool ops table */ + struct buf_pool buf_pool; +}; + +struct dpaa2_bp_info { + uint32_t meta_data_size; + uint32_t bpid; + struct dpaa2_bp_list *bp_list; +}; + +#define mempool_to_bpinfo(mp) ((struct dpaa2_bp_info *)(mp)->pool_data) +#define mempool_to_bpid(mp) ((mempool_to_bpinfo(mp))->bpid) + +extern struct dpaa2_bp_info rte_dpaa2_bpid_info[MAX_BPID]; + +int rte_dpaa2_mbuf_alloc_bulk(struct rte_mempool *pool, + void **obj_table, unsigned int count); + +#endif /* _DPAA2_HW_DPBP_H_ */ |