185 lines
5.6 KiB
C
Executable File
185 lines
5.6 KiB
C
Executable File
/*
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* Private header file for Linux OS Independent Layer
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*
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* Copyright (C) 1999-2019, Broadcom.
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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*
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* <<Broadcom-WL-IPTag/Open:>>
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*
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* $Id: linux_osl_priv.h 794159 2018-12-12 07:41:14Z $
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*/
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#ifndef _LINUX_OSL_PRIV_H_
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#define _LINUX_OSL_PRIV_H_
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#define OS_HANDLE_MAGIC 0x1234abcd /* Magic # to recognize osh */
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#define BCM_MEM_FILENAME_LEN 24 /* Mem. filename length */
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/* dependancy check */
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#if !defined(BCMPCIE) && defined(DHD_USE_STATIC_CTRLBUF)
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#error "DHD_USE_STATIC_CTRLBUF suppored PCIE target only"
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#endif /* !BCMPCIE && DHD_USE_STATIC_CTRLBUF */
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#ifdef CONFIG_DHD_USE_STATIC_BUF
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#ifdef DHD_USE_STATIC_CTRLBUF
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#define DHD_SKB_1PAGE_BUFSIZE (PAGE_SIZE*1)
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#define DHD_SKB_2PAGE_BUFSIZE (PAGE_SIZE*2)
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#define DHD_SKB_4PAGE_BUFSIZE (PAGE_SIZE*4)
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#define PREALLOC_FREE_MAGIC 0xFEDC
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#define PREALLOC_USED_MAGIC 0xFCDE
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#else
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#define DHD_SKB_HDRSIZE 336
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#define DHD_SKB_1PAGE_BUFSIZE ((PAGE_SIZE*1)-DHD_SKB_HDRSIZE)
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#define DHD_SKB_2PAGE_BUFSIZE ((PAGE_SIZE*2)-DHD_SKB_HDRSIZE)
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#define DHD_SKB_4PAGE_BUFSIZE ((PAGE_SIZE*4)-DHD_SKB_HDRSIZE)
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#endif /* DHD_USE_STATIC_CTRLBUF */
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#define STATIC_BUF_MAX_NUM 16
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#define STATIC_BUF_SIZE (PAGE_SIZE*2)
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#define STATIC_BUF_TOTAL_LEN (STATIC_BUF_MAX_NUM * STATIC_BUF_SIZE)
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typedef struct bcm_static_buf {
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spinlock_t static_lock;
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unsigned char *buf_ptr;
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unsigned char buf_use[STATIC_BUF_MAX_NUM];
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} bcm_static_buf_t;
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extern bcm_static_buf_t *bcm_static_buf;
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#ifdef DHD_USE_STATIC_CTRLBUF
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#define STATIC_PKT_4PAGE_NUM 0
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#define DHD_SKB_MAX_BUFSIZE DHD_SKB_2PAGE_BUFSIZE
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#elif defined(ENHANCED_STATIC_BUF)
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#define STATIC_PKT_4PAGE_NUM 1
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#define DHD_SKB_MAX_BUFSIZE DHD_SKB_4PAGE_BUFSIZE
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#else
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#define STATIC_PKT_4PAGE_NUM 0
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#define DHD_SKB_MAX_BUFSIZE DHD_SKB_2PAGE_BUFSIZE
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#endif /* DHD_USE_STATIC_CTRLBUF */
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#ifdef DHD_USE_STATIC_CTRLBUF
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#define STATIC_PKT_1PAGE_NUM 0
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#define STATIC_PKT_2PAGE_NUM 128
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#else
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#define STATIC_PKT_1PAGE_NUM 8
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#define STATIC_PKT_2PAGE_NUM 8
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#endif /* DHD_USE_STATIC_CTRLBUF */
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#define STATIC_PKT_1_2PAGE_NUM \
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((STATIC_PKT_1PAGE_NUM) + (STATIC_PKT_2PAGE_NUM))
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#define STATIC_PKT_MAX_NUM \
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((STATIC_PKT_1_2PAGE_NUM) + (STATIC_PKT_4PAGE_NUM))
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typedef struct bcm_static_pkt {
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#ifdef DHD_USE_STATIC_CTRLBUF
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struct sk_buff *skb_8k[STATIC_PKT_2PAGE_NUM];
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unsigned char pkt_invalid[STATIC_PKT_2PAGE_NUM];
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spinlock_t osl_pkt_lock;
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uint32 last_allocated_index;
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#else
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struct sk_buff *skb_4k[STATIC_PKT_1PAGE_NUM];
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struct sk_buff *skb_8k[STATIC_PKT_2PAGE_NUM];
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#ifdef ENHANCED_STATIC_BUF
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struct sk_buff *skb_16k;
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#endif /* ENHANCED_STATIC_BUF */
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struct semaphore osl_pkt_sem;
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#endif /* DHD_USE_STATIC_CTRLBUF */
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unsigned char pkt_use[STATIC_PKT_MAX_NUM];
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} bcm_static_pkt_t;
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extern bcm_static_pkt_t *bcm_static_skb;
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#endif /* CONFIG_DHD_USE_STATIC_BUF */
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typedef struct bcm_mem_link {
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struct bcm_mem_link *prev;
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struct bcm_mem_link *next;
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uint size;
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int line;
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void *osh;
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char file[BCM_MEM_FILENAME_LEN];
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} bcm_mem_link_t;
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struct osl_cmn_info {
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atomic_t malloced;
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atomic_t pktalloced; /* Number of allocated packet buffers */
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spinlock_t dbgmem_lock;
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bcm_mem_link_t *dbgmem_list;
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bcm_mem_link_t *dbgvmem_list;
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spinlock_t pktalloc_lock;
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atomic_t refcount; /* Number of references to this shared structure. */
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};
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typedef struct osl_cmn_info osl_cmn_t;
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#if defined(BCM_BACKPLANE_TIMEOUT)
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typedef uint32 (*bpt_cb_fn)(void *ctx, void *addr);
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#endif /* BCM_BACKPLANE_TIMEOUT */
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struct osl_info {
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osl_pubinfo_t pub;
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uint32 flags; /* If specific cases to be handled in the OSL */
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uint magic;
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void *pdev;
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uint failed;
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uint bustype;
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osl_cmn_t *cmn; /* Common OSL related data shred between two OSH's */
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void *bus_handle;
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#ifdef BCM_SECURE_DMA
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#ifdef NOT_YET
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struct sec_mem_elem *sec_list_512;
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struct sec_mem_elem *sec_list_base_512;
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struct sec_mem_elem *sec_list_2048;
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struct sec_mem_elem *sec_list_base_2048;
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#endif /* NOT_YET */
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struct sec_mem_elem *sec_list_4096;
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struct sec_mem_elem *sec_list_base_4096;
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phys_addr_t contig_base;
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void *contig_base_va;
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phys_addr_t contig_base_alloc;
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void *contig_base_alloc_va;
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phys_addr_t contig_base_alloc_coherent;
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void *contig_base_alloc_coherent_va;
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void *contig_base_coherent_va;
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void *contig_delta_va_pa;
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struct {
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phys_addr_t pa;
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void *va;
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bool avail;
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} sec_cma_coherent[SEC_CMA_COHERENT_MAX];
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int stb_ext_params;
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#endif /* BCM_SECURE_DMA */
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#if defined(BCM_BACKPLANE_TIMEOUT)
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bpt_cb_fn bpt_cb;
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void *sih;
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#endif /* BCM_BACKPLANE_TIMEOUT */
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#ifdef USE_DMA_LOCK
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spinlock_t dma_lock;
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bool dma_lock_bh;
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#endif /* USE_DMA_LOCK */
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#ifdef DHD_MAP_LOGGING
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void *dhd_map_log;
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void *dhd_unmap_log;
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#endif /* DHD_MAP_LOGGING */
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};
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#endif /* _LINUX_OSL_PRIV_H_ */
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