diff options
Diffstat (limited to 'drivers/staging/ath6kl/os/linux/include/osapi_linux.h')
| -rw-r--r-- | drivers/staging/ath6kl/os/linux/include/osapi_linux.h | 387 |
1 files changed, 387 insertions, 0 deletions
diff --git a/drivers/staging/ath6kl/os/linux/include/osapi_linux.h b/drivers/staging/ath6kl/os/linux/include/osapi_linux.h new file mode 100644 index 0000000..fce6ceb --- /dev/null +++ b/drivers/staging/ath6kl/os/linux/include/osapi_linux.h @@ -0,0 +1,387 @@ +//------------------------------------------------------------------------------ +// This file contains the definitions of the basic atheros data types. +// It is used to map the data types in atheros files to a platform specific +// type. +// Copyright (c) 2004-2010 Atheros Communications Inc. +// All rights reserved. +// +// +// +// Permission to use, copy, modify, and/or distribute this software for any +// purpose with or without fee is hereby granted, provided that the above +// copyright notice and this permission notice appear in all copies. +// +// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF +// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +// +// +// +// Author(s): ="Atheros" +//------------------------------------------------------------------------------ + +#ifndef _OSAPI_LINUX_H_ +#define _OSAPI_LINUX_H_ + +#ifdef __KERNEL__ + +#include <linux/version.h> +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/skbuff.h> +#include <linux/netdevice.h> +#include <linux/jiffies.h> +#include <linux/timer.h> +#include <linux/delay.h> +#include <linux/wait.h> +#include <linux/semaphore.h> +#include <linux/cache.h> + +#ifdef __GNUC__ +#define __ATTRIB_PACK __attribute__ ((packed)) +#define __ATTRIB_PRINTF __attribute__ ((format (printf, 1, 2))) +#define __ATTRIB_NORETURN __attribute__ ((noreturn)) +#ifndef INLINE +#define INLINE __inline__ +#endif +#else /* Not GCC */ +#define __ATTRIB_PACK +#define __ATTRIB_PRINTF +#define __ATTRIB_NORETURN +#ifndef INLINE +#define INLINE __inline +#endif +#endif /* End __GNUC__ */ + +#define PREPACK +#define POSTPACK __ATTRIB_PACK + +/* + * Endianes macros + */ +#define A_BE2CPU8(x) ntohb(x) +#define A_BE2CPU16(x) ntohs(x) +#define A_BE2CPU32(x) ntohl(x) + +#define A_LE2CPU8(x) (x) +#define A_LE2CPU16(x) (x) +#define A_LE2CPU32(x) (x) + +#define A_CPU2BE8(x) htonb(x) +#define A_CPU2BE16(x) htons(x) +#define A_CPU2BE32(x) htonl(x) + +#define A_MEMCPY(dst, src, len) memcpy((A_UINT8 *)(dst), (src), (len)) +#define A_MEMZERO(addr, len) memset(addr, 0, len) +#define A_MEMCMP(addr1, addr2, len) memcmp((addr1), (addr2), (len)) +#define A_MALLOC(size) kmalloc((size), GFP_KERNEL) +#define A_MALLOC_NOWAIT(size) kmalloc((size), GFP_ATOMIC) +#define A_FREE(addr) kfree(addr) + +#if defined(ANDROID_ENV) && defined(CONFIG_ANDROID_LOGGER) +extern unsigned int enablelogcat; +extern int android_logger_lv(void* module, int mask); +enum logidx { LOG_MAIN_IDX = 0 }; +extern int logger_write(const enum logidx idx, + const unsigned char prio, + const char __kernel * const tag, + const char __kernel * const fmt, + ...); +#define A_ANDROID_PRINTF(mask, module, tags, args...) do { \ + if (enablelogcat) \ + logger_write(LOG_MAIN_IDX, android_logger_lv(module, mask), tags, args); \ + else \ + printk(KERN_ALERT args); \ +} while (0) +#ifdef DEBUG +#define A_LOGGER_MODULE_NAME(x) #x +#define A_LOGGER(mask, mod, args...) \ + A_ANDROID_PRINTF(mask, &GET_ATH_MODULE_DEBUG_VAR_NAME(mod), "ar6k_" A_LOGGER_MODULE_NAME(mod), args); +#endif +#define A_PRINTF(args...) A_ANDROID_PRINTF(ATH_DEBUG_INFO, NULL, "ar6k_driver", args) +#else +#define A_LOGGER(mask, mod, args...) printk(KERN_ALERT args) +#define A_PRINTF(args...) printk(KERN_ALERT args) +#endif /* ANDROID */ +#define A_PRINTF_LOG(args...) printk(args) +#define A_SPRINTF(buf, args...) sprintf (buf, args) + +/* Mutual Exclusion */ +typedef spinlock_t A_MUTEX_T; +#define A_MUTEX_INIT(mutex) spin_lock_init(mutex) +#define A_MUTEX_LOCK(mutex) spin_lock_bh(mutex) +#define A_MUTEX_UNLOCK(mutex) spin_unlock_bh(mutex) +#define A_IS_MUTEX_VALID(mutex) TRUE /* okay to return true, since A_MUTEX_DELETE does nothing */ +#define A_MUTEX_DELETE(mutex) /* spin locks are not kernel resources so nothing to free.. */ + +/* Get current time in ms adding a constant offset (in ms) */ +#define A_GET_MS(offset) \ + (jiffies + ((offset) / 1000) * HZ) + +/* + * Timer Functions + */ +#define A_MDELAY(msecs) mdelay(msecs) +typedef struct timer_list A_TIMER; + +#define A_INIT_TIMER(pTimer, pFunction, pArg) do { \ + init_timer(pTimer); \ + (pTimer)->function = (pFunction); \ + (pTimer)->data = (unsigned long)(pArg); \ +} while (0) + +/* + * Start a Timer that elapses after 'periodMSec' milli-seconds + * Support is provided for a one-shot timer. The 'repeatFlag' is + * ignored. + */ +#define A_TIMEOUT_MS(pTimer, periodMSec, repeatFlag) do { \ + if (repeatFlag) { \ + printk("\n" __FILE__ ":%d: Timer Repeat requested\n",__LINE__); \ + panic("Timer Repeat"); \ + } \ + mod_timer((pTimer), jiffies + HZ * (periodMSec) / 1000); \ +} while (0) + +/* + * Cancel the Timer. + */ +#define A_UNTIMEOUT(pTimer) do { \ + del_timer((pTimer)); \ +} while (0) + +#define A_DELETE_TIMER(pTimer) do { \ +} while (0) + +/* + * Wait Queue related functions + */ +typedef wait_queue_head_t A_WAITQUEUE_HEAD; +#define A_INIT_WAITQUEUE_HEAD(head) init_waitqueue_head(head) +#ifndef wait_event_interruptible_timeout +#define __wait_event_interruptible_timeout(wq, condition, ret) \ +do { \ + wait_queue_t __wait; \ + init_waitqueue_entry(&__wait, current); \ + \ + add_wait_queue(&wq, &__wait); \ + for (;;) { \ + set_current_state(TASK_INTERRUPTIBLE); \ + if (condition) \ + break; \ + if (!signal_pending(current)) { \ + ret = schedule_timeout(ret); \ + if (!ret) \ + break; \ + continue; \ + } \ + ret = -ERESTARTSYS; \ + break; \ + } \ + current->state = TASK_RUNNING; \ + remove_wait_queue(&wq, &__wait); \ +} while (0) + +#define wait_event_interruptible_timeout(wq, condition, timeout) \ +({ \ + long __ret = timeout; \ + if (!(condition)) \ + __wait_event_interruptible_timeout(wq, condition, __ret); \ + __ret; \ +}) +#endif /* wait_event_interruptible_timeout */ + +#define A_WAIT_EVENT_INTERRUPTIBLE_TIMEOUT(head, condition, timeout) do { \ + wait_event_interruptible_timeout(head, condition, timeout); \ +} while (0) + +#define A_WAKE_UP(head) wake_up(head) + +#ifdef DEBUG +extern unsigned int panic_on_assert; +#define A_ASSERT(expr) \ + if (!(expr)) { \ + printk(KERN_ALERT"Debug Assert Caught, File %s, Line: %d, Test:%s \n",__FILE__, __LINE__,#expr); \ + if (panic_on_assert) panic(#expr); \ + } +#else +#define A_ASSERT(expr) +#endif /* DEBUG */ + +#ifdef ANDROID_ENV +struct firmware; +int android_request_firmware(const struct firmware **firmware_p, const char *filename, + struct device *device); +void android_release_firmware(const struct firmware *firmware); +#define A_REQUEST_FIRMWARE(_ppf, _pfile, _dev) android_request_firmware(_ppf, _pfile, _dev) +#define A_RELEASE_FIRMWARE(_pf) android_release_firmware(_pf) +#else +#define A_REQUEST_FIRMWARE(_ppf, _pfile, _dev) request_firmware(_ppf, _pfile, _dev) +#define A_RELEASE_FIRMWARE(_pf) release_firmware(_pf) +#endif + +/* + * Initialization of the network buffer subsystem + */ +#define A_NETBUF_INIT() + +/* + * Network buffer queue support + */ +typedef struct sk_buff_head A_NETBUF_QUEUE_T; + +#define A_NETBUF_QUEUE_INIT(q) \ + a_netbuf_queue_init(q) + +#define A_NETBUF_ENQUEUE(q, pkt) \ + a_netbuf_enqueue((q), (pkt)) +#define A_NETBUF_PREQUEUE(q, pkt) \ + a_netbuf_prequeue((q), (pkt)) +#define A_NETBUF_DEQUEUE(q) \ + (a_netbuf_dequeue(q)) +#define A_NETBUF_QUEUE_SIZE(q) \ + a_netbuf_queue_size(q) +#define A_NETBUF_QUEUE_EMPTY(q) \ + a_netbuf_queue_empty(q) + +/* + * Network buffer support + */ +#define A_NETBUF_ALLOC(size) \ + a_netbuf_alloc(size) +#define A_NETBUF_ALLOC_RAW(size) \ + a_netbuf_alloc_raw(size) +#define A_NETBUF_FREE(bufPtr) \ + a_netbuf_free(bufPtr) +#define A_NETBUF_DATA(bufPtr) \ + a_netbuf_to_data(bufPtr) +#define A_NETBUF_LEN(bufPtr) \ + a_netbuf_to_len(bufPtr) +#define A_NETBUF_PUSH(bufPtr, len) \ + a_netbuf_push(bufPtr, len) +#define A_NETBUF_PUT(bufPtr, len) \ + a_netbuf_put(bufPtr, len) +#define A_NETBUF_TRIM(bufPtr,len) \ + a_netbuf_trim(bufPtr, len) +#define A_NETBUF_PULL(bufPtr, len) \ + a_netbuf_pull(bufPtr, len) +#define A_NETBUF_HEADROOM(bufPtr)\ + a_netbuf_headroom(bufPtr) +#define A_NETBUF_SETLEN(bufPtr,len) \ + a_netbuf_setlen(bufPtr, len) + +/* Add data to end of a buffer */ +#define A_NETBUF_PUT_DATA(bufPtr, srcPtr, len) \ + a_netbuf_put_data(bufPtr, srcPtr, len) + +/* Add data to start of the buffer */ +#define A_NETBUF_PUSH_DATA(bufPtr, srcPtr, len) \ + a_netbuf_push_data(bufPtr, srcPtr, len) + +/* Remove data at start of the buffer */ +#define A_NETBUF_PULL_DATA(bufPtr, dstPtr, len) \ + a_netbuf_pull_data(bufPtr, dstPtr, len) + +/* Remove data from the end of the buffer */ +#define A_NETBUF_TRIM_DATA(bufPtr, dstPtr, len) \ + a_netbuf_trim_data(bufPtr, dstPtr, len) + +/* View data as "size" contiguous bytes of type "t" */ +#define A_NETBUF_VIEW_DATA(bufPtr, t, size) \ + (t )( ((struct skbuf *)(bufPtr))->data) + +/* return the beginning of the headroom for the buffer */ +#define A_NETBUF_HEAD(bufPtr) \ + ((((struct sk_buff *)(bufPtr))->head)) + +/* + * OS specific network buffer access routines + */ +void *a_netbuf_alloc(int size); +void *a_netbuf_alloc_raw(int size); +void a_netbuf_free(void *bufPtr); +void *a_netbuf_to_data(void *bufPtr); +A_UINT32 a_netbuf_to_len(void *bufPtr); +A_STATUS a_netbuf_push(void *bufPtr, A_INT32 len); +A_STATUS a_netbuf_push_data(void *bufPtr, char *srcPtr, A_INT32 len); +A_STATUS a_netbuf_put(void *bufPtr, A_INT32 len); +A_STATUS a_netbuf_put_data(void *bufPtr, char *srcPtr, A_INT32 len); +A_STATUS a_netbuf_pull(void *bufPtr, A_INT32 len); +A_STATUS a_netbuf_pull_data(void *bufPtr, char *dstPtr, A_INT32 len); +A_STATUS a_netbuf_trim(void *bufPtr, A_INT32 len); +A_STATUS a_netbuf_trim_data(void *bufPtr, char *dstPtr, A_INT32 len); +A_STATUS a_netbuf_setlen(void *bufPtr, A_INT32 len); +A_INT32 a_netbuf_headroom(void *bufPtr); +void a_netbuf_enqueue(A_NETBUF_QUEUE_T *q, void *pkt); +void a_netbuf_prequeue(A_NETBUF_QUEUE_T *q, void *pkt); +void *a_netbuf_dequeue(A_NETBUF_QUEUE_T *q); +int a_netbuf_queue_size(A_NETBUF_QUEUE_T *q); +int a_netbuf_queue_empty(A_NETBUF_QUEUE_T *q); +int a_netbuf_queue_empty(A_NETBUF_QUEUE_T *q); +void a_netbuf_queue_init(A_NETBUF_QUEUE_T *q); + +/* + * Kernel v.s User space functions + */ +A_UINT32 a_copy_to_user(void *to, const void *from, A_UINT32 n); +A_UINT32 a_copy_from_user(void *to, const void *from, A_UINT32 n); + +/* In linux, WLAN Rx and Tx run in different contexts, so no need to check + * for any commands/data queued for WLAN */ +#define A_CHECK_DRV_TX() + +#define A_GET_CACHE_LINE_BYTES() L1_CACHE_BYTES + +#define A_CACHE_LINE_PAD 128 + +static inline void *A_ALIGN_TO_CACHE_LINE(void *ptr) { + return (void *)L1_CACHE_ALIGN((unsigned long)ptr); +} + +#else /* __KERNEL__ */ + +#ifdef __GNUC__ +#define __ATTRIB_PACK __attribute__ ((packed)) +#define __ATTRIB_PRINTF __attribute__ ((format (printf, 1, 2))) +#define __ATTRIB_NORETURN __attribute__ ((noreturn)) +#ifndef INLINE +#define INLINE __inline__ +#endif +#else /* Not GCC */ +#define __ATTRIB_PACK +#define __ATTRIB_PRINTF +#define __ATTRIB_NORETURN +#ifndef INLINE +#define INLINE __inline +#endif +#endif /* End __GNUC__ */ + +#define PREPACK +#define POSTPACK __ATTRIB_PACK + +#define A_MEMCPY(dst, src, len) memcpy((dst), (src), (len)) +#define A_MEMZERO(addr, len) memset((addr), 0, (len)) +#define A_MEMCMP(addr1, addr2, len) memcmp((addr1), (addr2), (len)) +#define A_MALLOC(size) malloc(size) +#define A_FREE(addr) free(addr) + +#ifdef ANDROID +#ifndef err +#include <errno.h> +#define err(_s, args...) do { \ + fprintf(stderr, "%s: line %d ", __FILE__, __LINE__); \ + fprintf(stderr, args); fprintf(stderr, ": %d\n", errno); \ + exit(_s); } while (0) +#endif +#else +#include <err.h> +#endif + +#endif /* __KERNEL__ */ + +#endif /* _OSAPI_LINUX_H_ */ |
