tegrakernel/kernel/nvidia/drivers/net/wireless/bcmdhd_pcie/include/bcmdefs.h

385 lines
11 KiB
C

/*
* Misc system wide definitions
*
* Portions of this code are copyright (c) 2017 Cypress Semiconductor Corporation
*
* Copyright (C) 1999-2017, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
*
* <<Broadcom-WL-IPTag/Open:>>
*
* $Id: bcmdefs.h 601026 2015-11-20 06:53:19Z $
*/
#ifndef _bcmdefs_h_
#define _bcmdefs_h_
/*
* One doesn't need to include this file explicitly, gets included automatically if
* typedefs.h is included.
*/
/* Use BCM_REFERENCE to suppress warnings about intentionally-unused function
* arguments or local variables.
*/
#define BCM_REFERENCE(data) ((void)(data))
/* Allow for suppressing unused variable warnings. */
#ifdef __GNUC__
#define UNUSED_VAR __attribute__ ((unused))
#else
#define UNUSED_VAR
#endif
/* Compile-time assert can be used in place of ASSERT if the expression evaluates
* to a constant at compile time.
*/
#define STATIC_ASSERT(expr) { \
/* Make sure the expression is constant. */ \
typedef enum { _STATIC_ASSERT_NOT_CONSTANT = (expr) } _static_assert_e UNUSED_VAR; \
/* Make sure the expression is true. */ \
typedef char STATIC_ASSERT_FAIL[(expr) ? 1 : -1] UNUSED_VAR; \
}
/* Reclaiming text and data :
* The following macros specify special linker sections that can be reclaimed
* after a system is considered 'up'.
* BCMATTACHFN is also used for detach functions (it's not worth having a BCMDETACHFN,
* as in most cases, the attach function calls the detach function to clean up on error).
*/
#define bcmreclaimed 0
#define _data _data
#define _fn _fn
#define BCMPREATTACHDATA(_data) _data
#define BCMPREATTACHFN(_fn) _fn
#define _data _data
#define _fn _fn
#define _fn _fn
#define BCMNMIATTACHFN(_fn) _fn
#define BCMNMIATTACHDATA(_data) _data
#define CONST const
#undef BCM47XX_CA9
#ifndef BCMFASTPATH
#define BCMFASTPATH
#define BCMFASTPATH_HOST
#endif /* BCMFASTPATH */
/* Use the BCMRAMFN() macro to tag functions in source that must be included in RAM (excluded from
* ROM). This should eliminate the need to manually specify these functions in the ROM config file.
* It should only be used in special cases where the function must be in RAM for *all* ROM-based
* chips.
*/
#define BCMRAMFN(_fn) _fn
#define STATIC static
/* Bus types */
#define SI_BUS 0 /* SOC Interconnect */
#define PCI_BUS 1 /* PCI target */
#define PCMCIA_BUS 2 /* PCMCIA target */
#define SDIO_BUS 3 /* SDIO target */
#define JTAG_BUS 4 /* JTAG */
#define USB_BUS 5 /* USB (does not support R/W REG) */
#define SPI_BUS 6 /* gSPI target */
#define RPC_BUS 7 /* RPC target */
/* Allows size optimization for single-bus image */
#ifdef BCMBUSTYPE
#define BUSTYPE(bus) (BCMBUSTYPE)
#else
#define BUSTYPE(bus) (bus)
#endif
/* Allows size optimization for single-backplane image */
#ifdef BCMCHIPTYPE
#define CHIPTYPE(bus) (BCMCHIPTYPE)
#else
#define CHIPTYPE(bus) (bus)
#endif
/* Allows size optimization for SPROM support */
#if defined(BCMSPROMBUS)
#define SPROMBUS (BCMSPROMBUS)
#elif defined(SI_PCMCIA_SROM)
#define SPROMBUS (PCMCIA_BUS)
#else
#define SPROMBUS (PCI_BUS)
#endif
/* Allows size optimization for single-chip image */
#ifdef BCMCHIPID
#define CHIPID(chip) (BCMCHIPID)
#else
#define CHIPID(chip) (chip)
#endif
#ifdef BCMCHIPREV
#define CHIPREV(rev) (BCMCHIPREV)
#else
#define CHIPREV(rev) (rev)
#endif
#ifdef BCMPCIEREV
#define PCIECOREREV(rev) (BCMPCIEREV)
#else
#define PCIECOREREV(rev) (rev)
#endif
/* Defines for DMA Address Width - Shared between OSL and HNDDMA */
#define DMADDR_MASK_32 0x0 /* Address mask for 32-bits */
#define DMADDR_MASK_30 0xc0000000 /* Address mask for 30-bits */
#define DMADDR_MASK_26 0xFC000000 /* Address maks for 26-bits */
#define DMADDR_MASK_0 0xffffffff /* Address mask for 0-bits (hi-part) */
#define DMADDRWIDTH_26 26 /* 26-bit addressing capability */
#define DMADDRWIDTH_30 30 /* 30-bit addressing capability */
#define DMADDRWIDTH_32 32 /* 32-bit addressing capability */
#define DMADDRWIDTH_63 63 /* 64-bit addressing capability */
#define DMADDRWIDTH_64 64 /* 64-bit addressing capability */
typedef struct {
uint32 loaddr;
uint32 hiaddr;
} dma64addr_t;
#define PHYSADDR64HI(_pa) ((_pa).hiaddr)
#define PHYSADDR64HISET(_pa, _val) \
do { \
(_pa).hiaddr = (_val); \
} while (0)
#define PHYSADDR64LO(_pa) ((_pa).loaddr)
#define PHYSADDR64LOSET(_pa, _val) \
do { \
(_pa).loaddr = (_val); \
} while (0)
#ifdef BCMDMA64OSL
typedef dma64addr_t dmaaddr_t;
#define PHYSADDRHI(_pa) PHYSADDR64HI(_pa)
#define PHYSADDRHISET(_pa, _val) PHYSADDR64HISET(_pa, _val)
#define PHYSADDRLO(_pa) PHYSADDR64LO(_pa)
#define PHYSADDRLOSET(_pa, _val) PHYSADDR64LOSET(_pa, _val)
#define PHYSADDRTOULONG(_pa, _ulong) \
do { \
_ulong = ((unsigned long)(_pa).hiaddr << 32) | ((_pa).loaddr); \
} while (0)
#else
typedef unsigned long dmaaddr_t;
#define PHYSADDRHI(_pa) (0)
#define PHYSADDRHISET(_pa, _val)
#define PHYSADDRLO(_pa) ((_pa))
#define PHYSADDRLOSET(_pa, _val) \
do { \
(_pa) = (_val); \
} while (0)
#endif /* BCMDMA64OSL */
#define PHYSADDRISZERO(_pa) (PHYSADDRLO(_pa) == 0 && PHYSADDRHI(_pa) == 0)
/* One physical DMA segment */
typedef struct {
dmaaddr_t addr;
uint32 length;
} hnddma_seg_t;
#define MAX_DMA_SEGS 8
typedef struct {
void *oshdmah; /* Opaque handle for OSL to store its information */
uint origsize; /* Size of the virtual packet */
uint nsegs;
hnddma_seg_t segs[MAX_DMA_SEGS];
} hnddma_seg_map_t;
/* packet headroom necessary to accommodate the largest header in the system, (i.e TXOFF).
* By doing, we avoid the need to allocate an extra buffer for the header when bridging to WL.
* There is a compile time check in wlc.c which ensure that this value is at least as big
* as TXOFF. This value is used in dma_rxfill (hnddma.c).
*/
#if defined(BCM_RPC_NOCOPY) || defined(BCM_RCP_TXNOCOPY)
/* add 40 bytes to allow for extra RPC header and info */
#define BCMEXTRAHDROOM 260
#else /* BCM_RPC_NOCOPY || BCM_RPC_TXNOCOPY */
#define BCMEXTRAHDROOM 204
#endif /* BCM_RPC_NOCOPY || BCM_RPC_TXNOCOPY */
/* Packet alignment for most efficient SDIO (can change based on platform) */
#ifndef SDALIGN
#define SDALIGN 32
#endif
/* Headroom required for dongle-to-host communication. Packets allocated
* locally in the dongle (e.g. for CDC ioctls or RNDIS messages) should
* leave this much room in front for low-level message headers which may
* be needed to get across the dongle bus to the host. (These messages
* don't go over the network, so room for the full WL header above would
* be a waste.).
*/
#define BCMDONGLEHDRSZ 12
#define BCMDONGLEPADSZ 16
#define BCMDONGLEOVERHEAD (BCMDONGLEHDRSZ + BCMDONGLEPADSZ)
#if defined(NO_BCMDBG_ASSERT)
# undef BCMDBG_ASSERT
# undef BCMASSERT_LOG
#endif
#if defined(BCMASSERT_LOG)
#define BCMASSERT_SUPPORT
#endif
/* Macros for doing definition and get/set of bitfields
* Usage example, e.g. a three-bit field (bits 4-6):
* #define <NAME>_M BITFIELD_MASK(3)
* #define <NAME>_S 4
* ...
* regval = R_REG(osh, &regs->regfoo);
* field = GFIELD(regval, <NAME>);
* regval = SFIELD(regval, <NAME>, 1);
* W_REG(osh, &regs->regfoo, regval);
*/
#define BITFIELD_MASK(width) \
(((unsigned)1 << (width)) - 1)
#define GFIELD(val, field) \
(((val) >> field ## _S) & field ## _M)
#define SFIELD(val, field, bits) \
(((val) & (~(field ## _M << field ## _S))) | \
((unsigned)(bits) << field ## _S))
/* define BCMSMALL to remove misc features for memory-constrained environments */
#ifdef BCMSMALL
#undef BCMSPACE
#define bcmspace FALSE /* if (bcmspace) code is discarded */
#else
#define BCMSPACE
#define bcmspace TRUE /* if (bcmspace) code is retained */
#endif
/* Max. nvram variable table size */
#ifndef MAXSZ_NVRAM_VARS
#ifdef LARGE_NVRAM_MAXSZ
#define MAXSZ_NVRAM_VARS LARGE_NVRAM_MAXSZ
#else
/* SROM12 changes */
#define MAXSZ_NVRAM_VARS 6144
#endif /* LARGE_NVRAM_MAXSZ */
#endif /* !MAXSZ_NVRAM_VARS */
/* WL_ENAB_RUNTIME_CHECK may be set based upon the #define below (for ROM builds). It may also
* be defined via makefiles (e.g. ROM auto abandon unoptimized compiles).
*/
#ifdef BCMLFRAG /* BCMLFRAG support enab macros */
extern bool _bcmlfrag;
#if defined(WL_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
#define BCMLFRAG_ENAB() (_bcmlfrag)
#elif defined(BCMLFRAG_DISABLED)
#define BCMLFRAG_ENAB() (0)
#else
#define BCMLFRAG_ENAB() (1)
#endif
#else
#define BCMLFRAG_ENAB() (0)
#endif /* BCMLFRAG_ENAB */
#define RXMODE1 1 /* descriptor split */
#define RXMODE2 2 /* descriptor split + classification */
#define RXMODE3 3 /* fifo split + classification */
#define RXMODE4 4 /* fifo split + classification + hdr conversion */
#ifdef BCMSPLITRX /* BCMLFRAG support enab macros */
extern bool _bcmsplitrx;
extern uint8 _bcmsplitrx_mode;
#if defined(WL_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
#define BCMSPLITRX_ENAB() (_bcmsplitrx)
#define BCMSPLITRX_MODE() (_bcmsplitrx_mode)
#elif defined(BCMSPLITRX_DISABLED)
#define BCMSPLITRX_ENAB() (0)
#define BCMSPLITRX_MODE() (0)
#else
#define BCMSPLITRX_ENAB() (1)
#define BCMSPLITRX_MODE() (_bcmsplitrx_mode)
#endif
#else
#define BCMSPLITRX_ENAB() (0)
#define BCMSPLITRX_MODE() (0)
#endif /* BCMSPLITRX */
#ifdef BCMPCIEDEV /* BCMPCIEDEV support enab macros */
extern bool _pciedevenab;
#if defined(WL_ENAB_RUNTIME_CHECK)
#define BCMPCIEDEV_ENAB() (_pciedevenab)
#elif defined(BCMPCIEDEV_ENABLED)
#define BCMPCIEDEV_ENAB() 1
#else
#define BCMPCIEDEV_ENAB() 0
#endif
#else
#define BCMPCIEDEV_ENAB() 0
#endif /* BCMPCIEDEV */
#define SPLIT_RXMODE1() ((BCMSPLITRX_MODE() == RXMODE1))
#define SPLIT_RXMODE2() ((BCMSPLITRX_MODE() == RXMODE2))
#define SPLIT_RXMODE3() ((BCMSPLITRX_MODE() == RXMODE3))
#define SPLIT_RXMODE4() ((BCMSPLITRX_MODE() == RXMODE4))
#define PKT_CLASSIFY() (SPLIT_RXMODE2() || SPLIT_RXMODE3() || SPLIT_RXMODE4())
#define RXFIFO_SPLIT() (SPLIT_RXMODE3() || SPLIT_RXMODE4())
#define HDR_CONV() (SPLIT_RXMODE4())
#define PKT_CLASSIFY_EN(x) ((PKT_CLASSIFY()) && (PKT_CLASSIFY_FIFO == (x)))
#ifdef BCM_SPLITBUF
extern bool _bcmsplitbuf;
#if defined(WL_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
#define BCM_SPLITBUF_ENAB() (_bcmsplitbuf)
#elif defined(BCM_SPLITBUF_DISABLED)
#define BCM_SPLITBUF_ENAB() (0)
#else
#define BCM_SPLITBUF_ENAB() (1)
#endif
#else
#define BCM_SPLITBUF_ENAB() (0)
#endif /* BCM_SPLITBUF */
/* Max size for reclaimable NVRAM array */
#ifdef DL_NVRAM
#define NVRAM_ARRAY_MAXSIZE DL_NVRAM
#else
#define NVRAM_ARRAY_MAXSIZE MAXSZ_NVRAM_VARS
#endif /* DL_NVRAM */
extern uint32 gFWID;
#endif /* _bcmdefs_h_ */