+++ /dev/null
-/*
- * Copyright (c) 2013 Qualcomm Atheros, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted (subject to the limitations in the
- * disclaimer below) 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 Qualcomm Atheros nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
- * GRANTED BY THIS LICENSE. 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.
- */
-/*
- * (c) Copyright Atheros Communications
- * FreeBSD specific prototypes
- */
-#ifndef _ADF_NBUF_PVT_H
-#define _ADF_NBUF_PVT_H
-
-#include <osapi.h>
-//#include <Magpie_api.h>
-#include <vbuf_api.h>
-//#include <adf_nbuf_api.h>
-
-#define __ADF_NBUF_NULL NULL
-#define __ADF_NBUF_CTX_BUF
-
-typedef VBUF * __adf_nbuf_t;
-
-/**
- * queue head
- */
-typedef struct __adf_nbuf_qhead {
- VBUF *head;
- VBUF *tail;
- a_uint32_t qlen;
-}__adf_nbuf_qhead_t;
-
-typedef __adf_nbuf_qhead_t __adf_nbuf_queue_t;
-
-__adf_nbuf_t
-__adf_nbuf_alloc(adf_os_size_t size,
- a_uint32_t reserve, a_uint32_t align);
-
-void
-__adf_nbuf_free(__adf_nbuf_t buf);
-
-#ifndef _ROM_
-a_uint8_t *
-__adf_nbuf_push_head(__adf_nbuf_t buf, adf_os_size_t size);
-
-a_uint8_t *
-__adf_nbuf_pull_head(__adf_nbuf_t buf, adf_os_size_t size);
-
-a_uint8_t *
-__adf_nbuf_put_tail(__adf_nbuf_t buf, adf_os_size_t size);
-#endif
-
-void
-__adf_nbuf_trim_tail(__adf_nbuf_t buf, adf_os_size_t size);
-
-__adf_nbuf_t
-__adf_nbuf_realloc_headroom(__adf_nbuf_t buf,
- a_uint32_t headroom);
-
-__adf_nbuf_t
-__adf_nbuf_realloc_tailroom(__adf_nbuf_t buf,
- a_uint32_t tailroom);
-
-__adf_nbuf_t
-__adf_nbuf_expand(__adf_nbuf_t buf,
- a_uint32_t headroom, a_uint32_t tailroom);
-
-__adf_nbuf_t
-__adf_nbuf_copy(__adf_nbuf_t src);
-
-__adf_nbuf_t
-__adf_nbuf_unshare(__adf_nbuf_t src);
-
-void
-__adf_nbuf_frag_info(__adf_nbuf_t buf, adf_os_sglist_t *sg);
-
-#ifndef _ROM_
-a_uint8_t *
-__adf_nbuf_get_priv(__adf_nbuf_t buf);
-#endif
-
-void
-__adf_nbuf_queue_add(__adf_nbuf_qhead_t *qhead,
- __adf_nbuf_t buf);
-
-__adf_nbuf_t
-__adf_nbuf_queue_remove(__adf_nbuf_qhead_t *qhead);
-
-a_uint32_t
-__adf_nbuf_tx_cksum_info(__adf_nbuf_t buf,
- a_uint8_t **hdr_off,
- a_uint8_t **where);
-
-void
-__adf_nbuf_set_rx_cksum(__adf_nbuf_t buf, adf_nbuf_rx_cksum_t *cksum);
-void
-__adf_nbuf_get_tso_info(__adf_nbuf_t buf, adf_nbuf_tso_t *tso);
-
-a_status_t
-__adf_nbuf_get_vlan_info(adf_net_handle_t hdl,
- __adf_nbuf_t buf,
- adf_net_vlanhdr_t *vlan);
-
-void
-__adf_nbuf_dmamap_info(__adf_os_dma_map_t bmap, adf_os_dmamap_info_t *sg);
-
-/**
- * @brief return the last mbuf
- *
- * @param m0
- *
- * @return struct mbuf*
- */
-#ifndef _ROM_
-VDESC *
-__adf_nbuf_last(VBUF *buf);
-#endif
-
-/**
- * @brief num bytes in the head
- *
- * @param adf_nbuf
- *
- * @return num of bytes available
- */
-#ifndef _ROM_
-a_uint32_t
-__adf_nbuf_headroom(__adf_nbuf_t buf);
-#endif
-
-/**
- * @brief num of bytes available in the tail excluding the priv
- * portion
- *
- * @param adf_nbuf
- *
- * @return num of bytes
- */
-#ifndef _ROM_
-a_uint32_t
-__adf_nbuf_tailroom(__adf_nbuf_t buf);
-#endif
-
-/**
- * @brief get the entire packet length
- *
- * @param adf_nbuf
- *
- * @return total length of packet (sum of all frag lengths)
- */
-#ifndef _ROM_
-a_uint32_t
-__adf_nbuf_len(__adf_nbuf_t buf);
-#endif
-
-/**
- * @brief Clone the nbuf (will not create writeable copies)
- *
- * @param adf_nbuf
- *
- * @return Read-only copy of the nbuf (including clusters)
- */
-__adf_nbuf_t
-__adf_nbuf_clone(__adf_nbuf_t src);
-
-void
-__adf_nbuf_cat(__adf_nbuf_t dst, __adf_nbuf_t src);
-
-
-/*
- * @brief check if the mbuf is cloned or not
- *
- * @param buf
- *
- * @return a_bool_t
- */
-a_bool_t
-__adf_nbuf_is_cloned(__adf_nbuf_t buf);
-
-/**
- * @brief This will return the header's addr & m_len
- */
-#ifndef _ROM_
-void
-__adf_nbuf_peek_header(__adf_nbuf_t buf, a_uint8_t **addr,
- a_uint32_t *len);
-#endif
-
-/**
- * @brief init the queue
- * @param qhead
- */
-void
-__adf_nbuf_queue_init(__adf_nbuf_qhead_t *qhead);
-
-/**
- * @brief return the length of queue
- * @param adf_qhead
- *
- * @return length
- *
- */
-a_uint32_t
-__adf_nbuf_queue_len(__adf_nbuf_qhead_t *qhead);
-
-/**
- * @brief returns the first guy in the Q
- * @param qhead
- *
- * @return (NULL if the Q is empty)
- */
-#ifndef _ROM_
-__adf_nbuf_t
-__adf_nbuf_queue_first(__adf_nbuf_queue_t *qhead);
-
-/**
- * @brief return the next packet from packet chain
- *
- * @param buf (packet)
- *
- * @return (NULL if no packets are there)
- */
-__adf_nbuf_t
-__adf_nbuf_queue_next(__adf_nbuf_t buf);
-#endif
-
-/**
- * @brief check if the queue is empty or not
- *
- * @param qhead
- *
- * @return a_bool_t
- */
-a_bool_t
-__adf_nbuf_is_queue_empty(__adf_nbuf_qhead_t *qhead);
-
-__adf_nbuf_t
-__adf_nbuf_create_frm_frag(__adf_nbuf_queue_t *head);
-void
-__adf_nbuf_split_to_frag(__adf_nbuf_t buf, __adf_nbuf_queue_t *qhead);
-
-#ifdef _ROM_
-
-/**
- * @brief This will return the header's addr & m_len
- */
-static inline void
-__adf_nbuf_peek_header(__adf_nbuf_t buf, a_uint8_t **addr,
- a_uint32_t *len)
-{
- VDESC *desc = buf->desc_list;
-
- *addr = desc->buf_addr + desc->data_offset;
- *len = desc->data_size;
-}
-
-/**
- * @brief return the last mbuf
- *
- * @param m0
- *
- * @return struct mbuf*
- */
-static inline VDESC *
-__adf_nbuf_last(VBUF *buf)
-{
- VDESC *desc = buf->desc_list;
-
- //for(; desc->next_desc != NULL; desc = desc->next_desc)
- // ;
- while(desc->next_desc != NULL)
- {
- desc = desc->next_desc;
- }
-
- return desc;
-}
-
-/**
- * @brief num bytes in the head
- *
- * @param adf_nbuf
- *
- * @return num of bytes available
- */
-static inline a_uint32_t
-__adf_nbuf_headroom(__adf_nbuf_t buf)
-{
- return buf->desc_list->data_offset;
-}
-
-/**
- * @brief num of bytes available in the tail excluding the priv
- * portion
- *
- * @param adf_nbuf
- *
- * @return num of bytes
- */
-
-static inline a_uint32_t
-__adf_nbuf_tailroom(__adf_nbuf_t buf)
-{
- VDESC *last_desc = __adf_nbuf_last(buf);
-
- return last_desc->buf_size - last_desc->data_offset - last_desc->data_size;
-}
-
-/**
- * @brief get the entire packet length
- *
- * @param adf_nbuf
- *
- * @return total length of packet (sum of all frag lengths)
- */
-static inline a_uint32_t
-__adf_nbuf_len(__adf_nbuf_t buf)
-{
- return buf->buf_length;
-}
-
-/**
- * @brief put data in the head
- *
- * @param buf
- * @param len (how much data to put)
- *
- * @return new data pointer ,NULL if the len is more than the
- * space available in the head frag.
- */
-static inline a_uint8_t *
-__adf_nbuf_push_head(__adf_nbuf_t buf, adf_os_size_t len)
-{
- a_uint8_t *ptr = NULL;
- VDESC *desc = buf->desc_list;
-
- desc->data_offset -= len;
- desc->data_size += len;
- buf->buf_length += len;
- ptr = desc->buf_addr + desc->data_offset;
- return(ptr);
-}
-
-/**
- *
- * @brief add data in the end of tail
- *
- * @param buf
- * @param len (how much data to put)
- *
- * @return previous tail (data+len),NULL if the len is more than
- * space available
- */
-static inline a_uint8_t *
-__adf_nbuf_put_tail(__adf_nbuf_t buf, adf_os_size_t len)
-{
- a_uint8_t *tail = NULL;
- VDESC *last_desc = __adf_nbuf_last(buf);
-
- tail = last_desc->buf_addr + last_desc->data_offset + last_desc->data_size;
- last_desc->data_size += len;
- buf->buf_length += len;
-
- return tail;
-}
-
-/**
- * @brief strip data from head
- *
- * @param adf_nbuf
- * @param len (how much data to rip)
- *
- * @return new data pointer
- */
-static inline a_uint8_t *
-__adf_nbuf_pull_head(__adf_nbuf_t buf, adf_os_size_t len)
-{
- a_uint8_t *ptr = NULL;
- VDESC *desc = buf->desc_list;
-
- desc->data_offset += len;
- desc->data_size -= len;
- buf->buf_length -= len;
- ptr = desc->buf_addr + desc->data_offset;
-
- return ptr;
-}
-
-/**
- * @brief retrieve the priv space pointer from nbuf
- *
- * @param buf (nbuf to attach the priv space)
- *
- * @return uint8_t* ( pointer to the data )
- */
-static inline a_uint8_t *
-__adf_nbuf_get_priv(__adf_nbuf_t buf)
-{
- //adf_os_assert(buf != NULL);
-
- return buf->ctx;
-}
-
-/**
- * @brief returns the first guy in the Q
- * @param qhead
- *
- * @return (NULL if the Q is empty)
- */
-static inline __adf_nbuf_t
-__adf_nbuf_queue_first(__adf_nbuf_queue_t *qhead)
-{
- return qhead->head;
-}
-/**
- * @brief return the next packet from packet chain
- *
- * @param buf (packet)
- *
- * @return (NULL if no packets are there)
- */
-static inline __adf_nbuf_t
-__adf_nbuf_queue_next(__adf_nbuf_t buf)
-{
- return buf->next_buf;
-}
-
-#endif
-
-#endif
-
projects / open-ath9k-htc-firmware.git / commitdiff