7399f148b5
With dedicated CE for Rx and Tx completion HTT messages, skip processing in Host Target Communication layer. Do special handling in HIF-CE and HTT layer, this optimization results in 3-4% CPU utilization gain. Change-Id: I400148a0e24ac62dd09e2a95d5f35d94d83fe2df CRs-Fixed: 987182
200 lines
5.0 KiB
C
200 lines
5.0 KiB
C
/*
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* Copyright (c) 2013-2016 The Linux Foundation. All rights reserved.
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*
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* Previously licensed under the ISC license by Qualcomm Atheros, Inc.
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*
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*
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* Permission to use, copy, modify, and/or distribute this software for
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* any purpose with or without fee is hereby granted, provided that the
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* above copyright notice and this permission notice appear in all
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* copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
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* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
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* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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* This file was originally distributed by Qualcomm Atheros, Inc.
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* under proprietary terms before Copyright ownership was assigned
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* to the Linux Foundation.
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*/
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/**
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* DOC: osdep
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* This file provides OS abstraction for osdependent APIs.
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*/
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#ifndef _OSDEP_H
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#define _OSDEP_H
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#include <qdf_types.h>
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#include <qdf_mem.h>
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#include <qdf_lock.h>
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#include <qdf_time.h>
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#include <qdf_timer.h>
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#include <qdf_defer.h>
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#include <qdf_nbuf.h>
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#include <i_osdep.h>
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/*
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* ATH_DEBUG -
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* Control whether debug features (printouts, assertions) are compiled
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* into the driver.
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*/
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#ifndef ATH_DEBUG
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#define ATH_DEBUG 1 /* default: include debug code */
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#endif
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#if ATH_DEBUG
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#ifndef ASSERT
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#define ASSERT(expr) qdf_assert(expr)
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#endif
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#else
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#define ASSERT(expr)
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#endif /* ATH_DEBUG */
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/*
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* Need to define byte order based on the CPU configuration.
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*/
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#ifndef _LITTLE_ENDIAN
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#define _LITTLE_ENDIAN 1234
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#endif
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#ifndef _BIG_ENDIAN
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#define _BIG_ENDIAN 4321
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#endif
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#ifdef __BIG_ENDIAN
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#define _BYTE_ORDER _BIG_ENDIAN
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#else
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#define _BYTE_ORDER _LITTLE_ENDIAN
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#endif
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/*
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* Deduce if tasklets are available. If not then
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* fall back to using the immediate work queue.
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*/
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#define qdf_sysctl_decl(f, ctl, write, filp, buffer, lenp, ppos) \
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f(struct ctl_table *ctl, int32_t write, void *buffer, \
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size_t *lenp, loff_t *ppos)
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#define QDF_SYSCTL_PROC_DOINTVEC(ctl, write, filp, buffer, lenp, ppos) \
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__QDF_SYSCTL_PROC_DOINTVEC(ctl, write, filp, buffer, lenp, ppos)
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#define QDF_SYSCTL_PROC_DOSTRING(ctl, write, filp, buffer, lenp, ppos) \
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__QDF_SYSCTL_PROC_DOSTRING(ctl, write, filp, buffer, lenp, ppos)
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#define EOK (0)
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#ifndef false
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#define false 0
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#endif
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#ifndef true
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#define true 1
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#endif
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#ifndef ARPHRD_IEEE80211
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#define ARPHRD_IEEE80211 801 /* IEEE 802.11. */
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#endif
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/*
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* Normal Delay functions. Time specified in microseconds.
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*/
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#define OS_DELAY(_us) qdf_udelay(_us)
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/*
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* memory data manipulation functions.
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*/
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#define OS_MEMCPY(_dst, _src, _len) qdf_mem_copy(_dst, _src, _len)
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#define OS_MEMMOVE(_dst, _src, _len) qdf_mem_move(_dst, _src, _len)
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#define OS_MEMZERO(_buf, _len) qdf_mem_zero(_buf, _len)
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#define OS_MEMSET(_buf, _ch, _len) qdf_mem_set(_buf, _len, _ch)
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#define OS_MEMCMP(_mem1, _mem2, _len) qdf_mem_cmp(_mem1, _mem2, _len)
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/*
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* System time interface
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*/
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typedef qdf_time_t systime_t;
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typedef qdf_time_t systick_t;
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/**
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* os_get_timestamp() - gives the timestamp in ticks
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* Return: unsigned long
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*/
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static inline qdf_time_t os_get_timestamp(void)
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{
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/* Fix double conversion from jiffies to ms */
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return qdf_system_ticks();
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}
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struct _NIC_DEV;
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static inline unsigned char *os_malloc(osdev_t nic_dev,
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unsigned long size_in_bytes,
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int32_t gfp)
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{
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return qdf_mem_malloc(size_in_bytes);
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}
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#define OS_FREE(_p) qdf_mem_free(_p)
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#define OS_DMA_MEM_CONTEXT(context) \
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dma_addr_t context;
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#define OS_GET_DMA_MEM_CONTEXT(var, field) \
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&(var->field)
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#define OS_COPY_DMA_MEM_CONTEXT(dst, src) \
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*dst = *src
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#define OS_ZERO_DMA_MEM_CONTEXT(context) \
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*context = 0
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/*
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* Timer Interfaces. Use these macros to declare timer
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* and retrieve timer argument. This is mainly for resolving
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* different argument types for timer function in different OS.
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*/
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#define os_timer_func(_fn) \
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void _fn(void *timer_arg)
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#define OS_GET_TIMER_ARG(_arg, _type) \
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((_arg) = (_type)(timer_arg))
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#define OS_DECLARE_TIMER(_fn) void _fn(void *)
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#define OS_INIT_TIMER(_osdev, _timer, _fn, _ctx, type) \
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qdf_timer_init(_osdev, _timer, _fn, _ctx, type)
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#define OS_SET_TIMER(_timer, _ms) qdf_timer_mod(_timer, _ms)
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#define OS_CANCEL_TIMER(_timer) qdf_timer_stop(_timer)
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#define OS_FREE_TIMER(_timer) qdf_timer_stop(_timer)
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/*
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* These are required for network manager support
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*/
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#ifndef SET_NETDEV_DEV
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#define SET_NETDEV_DEV(ndev, pdev)
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#endif
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#define OS_SYNC_SINGLE_FOR_CPU(pdev, paddr_lo, len, oprn) \
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{ \
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dma_sync_single_for_cpu(pdev, paddr_lo, len, oprn); \
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}
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#define OS_SYNC_SINGLE_FOR_DEVICE(pdev, paddr_lo, len, oprn) \
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{ \
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dma_sync_single_for_device(pdev, paddr_lo, len, oprn);\
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}
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#define SLOTS_PER_TX 2
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#endif /* end of _OSDEP_H */
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