d1d46335df
Signed-off-by: anjiahao <anjiahao@xiaomi.com> Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
132 lines
5.1 KiB
C
132 lines
5.1 KiB
C
/****************************************************************************
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* drivers/wireless/ieee80211/bcm43xxx/bcmf_interface.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __DRIVERS_WIRELESS_IEEE80211_BCM43XXX_BCMF_INTERFACE_H
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#define __DRIVERS_WIRELESS_IEEE80211_BCM43XXX_BCMF_INTERFACE_H
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/* ==== This file contains dispatch between the SDIO & gSPI interface. ==== */
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#if defined(CONFIG_IEEE80211_BROADCOM_FULLMAC_SDIO)
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#include "bcmf_sdio.h"
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#elif defined(CONFIG_IEEE80211_BROADCOM_FULLMAC_GSPI)
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#include "bcmf_gspi.h"
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#else
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#error Must define IEEE80211_BROADCOM_FULLMAC_SDIO or IEEE80211_BROADCOM_FULLMAC_GSPI
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#endif
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/****************************************************************************
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* Public Types
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****************************************************************************/
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struct bcmf_dev_s;
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#if defined(CONFIG_IEEE80211_BROADCOM_FULLMAC_SDIO)
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typedef struct bcmf_sdio_dev_s bcmf_interface_dev_t;
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#else
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typedef bcmf_gspi_dev_t bcmf_interface_dev_t;
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#endif
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/* Structure used to manage interface frames */
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typedef struct bcmf_interface_frame_s
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{
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struct bcmf_frame_s header;
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bool tx;
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struct list_node list_entry;
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uint8_t pad[CONFIG_IEEE80211_BROADCOM_DMABUF_ALIGNMENT -
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FIRST_WORD_SIZE]
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aligned_data(CONFIG_IEEE80211_BROADCOM_DMABUF_ALIGNMENT);
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/* pad[] array is used and aligned in order to make the following data[]
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* buffer aligned beginning from the offset of 4 bytes to the address
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* boundary for SDIO DMA transfers.
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* The first 4 bytes of data[] buffer are not directly used in DMA
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* transfers. Instead, they are used as the initial phase just to get
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* the length of the remaining long data to be read. Thus only
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* the remaining part of data[] buffer beginning from the offset of 4 bytes
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* is required to be aligned to the address boundary set by
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* CONFIG_IEEE80211_BROADCOM_SDIO_DMA_BUF_ALIGNMENT parameter.
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*/
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uint8_t data[HEADER_SIZE + MAX_NETDEV_PKTSIZE +
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CONFIG_NET_GUARDSIZE];
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} bcmf_interface_frame_t;
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: bcmf_bus_interface_active
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****************************************************************************/
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static inline int bcmf_bus_interface_active(FAR struct bcmf_dev_s *priv,
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bool active)
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{
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#if defined(CONFIG_IEEE80211_BROADCOM_FULLMAC_SDIO)
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return bcmf_bus_sdio_active(priv, active);
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#else
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return bcmf_bus_gspi_active(priv, active);
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#endif
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}
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/****************************************************************************
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* Name: bcmf_bus_io_abort
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****************************************************************************/
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static inline void bcmf_bus_io_abort(FAR bcmf_interface_dev_t *ibus)
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{
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#if defined(CONFIG_IEEE80211_BROADCOM_FULLMAC_SDIO)
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bcmf_write_reg(ibus, 0, SDIO_CCCR_IOABORT, 2);
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#else
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return;
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#endif
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}
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/****************************************************************************
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* Name: bcmf_initialize_interface_frames
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****************************************************************************/
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void bcmf_initialize_interface_frames(void);
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/****************************************************************************
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* Name: bcmf_interface_free_frame
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****************************************************************************/
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void bcmf_interface_free_frame(FAR struct bcmf_dev_s *priv,
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bcmf_interface_frame_t *iframe);
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/****************************************************************************
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* Name: bcmf_interface_allocate_frame
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****************************************************************************/
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bcmf_interface_frame_t
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*bcmf_interface_allocate_frame(FAR struct bcmf_dev_s *priv,
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bool block,
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bool tx);
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#endif /* __DRIVERS_WIRELESS_IEEE80211_BCM43XXX_BCMF_INTERFACE_H */
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