diff options
Diffstat (limited to 'drivers/staging/rtl8723au/os_dep/osdep_service.c')
| -rw-r--r-- | drivers/staging/rtl8723au/os_dep/osdep_service.c | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/drivers/staging/rtl8723au/os_dep/osdep_service.c b/drivers/staging/rtl8723au/os_dep/osdep_service.c deleted file mode 100644 index 97fc27dce19c..000000000000 --- a/drivers/staging/rtl8723au/os_dep/osdep_service.c +++ /dev/null @@ -1,175 +0,0 @@ -/****************************************************************************** - * - * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - ******************************************************************************/ - - -#define _OSDEP_SERVICE_C_ - -#include <osdep_service.h> -#include <drv_types.h> -#include <recv_osdep.h> -#include <linux/vmalloc.h> - -#define RT_TAG ('1178') - -/* -* Translate the OS dependent @param error_code to OS independent RTW_STATUS_CODE23a -* @return: one of RTW_STATUS_CODE23a -*/ -inline int RTW_STATUS_CODE23a(int error_code) -{ - if (error_code >= 0) - return _SUCCESS; - return _FAIL; -} - -inline u8 *_rtw_vmalloc(u32 sz) -{ - u8 *pbuf; - pbuf = vmalloc(sz); - - return pbuf; -} - -inline u8 *_rtw_zvmalloc(u32 sz) -{ - u8 *pbuf; - pbuf = _rtw_vmalloc(sz); - if (pbuf != NULL) - memset(pbuf, 0, sz); - - return pbuf; -} - -inline void _rtw_vmfree(u8 *pbuf, u32 sz) -{ - vfree(pbuf); -} - -void _rtw_init_queue23a(struct rtw_queue *pqueue) -{ - INIT_LIST_HEAD(&pqueue->queue); - spin_lock_init(&pqueue->lock); -} - -u32 _rtw_queue_empty23a(struct rtw_queue *pqueue) -{ - if (list_empty(&pqueue->queue)) - return true; - else - return false; -} - -u64 rtw_modular6423a(u64 x, u64 y) -{ - return do_div(x, y); -} - -u64 rtw_division6423a(u64 x, u64 y) -{ - do_div(x, y); - return x; -} - -/* rtw_cbuf_full23a - test if cbuf is full - * @cbuf: pointer of struct rtw_cbuf - * - * Returns: true if cbuf is full - */ -inline bool rtw_cbuf_full23a(struct rtw_cbuf *cbuf) -{ - return (cbuf->write == cbuf->read-1) ? true : false; -} - -/* rtw_cbuf_empty23a - test if cbuf is empty - * @cbuf: pointer of struct rtw_cbuf - * - * Returns: true if cbuf is empty - */ -inline bool rtw_cbuf_empty23a(struct rtw_cbuf *cbuf) -{ - return (cbuf->write == cbuf->read) ? true : false; -} - -/** - * rtw_cbuf_push23a - push a pointer into cbuf - * @cbuf: pointer of struct rtw_cbuf - * @buf: pointer to push in - * - * Lock free operation, be careful of the use scheme - * Returns: true push success - */ -bool rtw_cbuf_push23a(struct rtw_cbuf *cbuf, void *buf) -{ - if (rtw_cbuf_full23a(cbuf)) - return _FAIL; - - if (0) - DBG_8723A("%s on %u\n", __func__, cbuf->write); - cbuf->bufs[cbuf->write] = buf; - cbuf->write = (cbuf->write+1)%cbuf->size; - - return _SUCCESS; -} - -/** - * rtw_cbuf_pop23a - pop a pointer from cbuf - * @cbuf: pointer of struct rtw_cbuf - * - * Lock free operation, be careful of the use scheme - * Returns: pointer popped out - */ -void *rtw_cbuf_pop23a(struct rtw_cbuf *cbuf) -{ - void *buf; - if (rtw_cbuf_empty23a(cbuf)) - return NULL; - - if (0) - DBG_8723A("%s on %u\n", __func__, cbuf->read); - buf = cbuf->bufs[cbuf->read]; - cbuf->read = (cbuf->read+1)%cbuf->size; - - return buf; -} - -/** - * rtw_cbuf_alloc23a - allocte a rtw_cbuf with given size and do initialization - * @size: size of pointer - * - * Returns: pointer of srtuct rtw_cbuf, NULL for allocation failure - */ -struct rtw_cbuf *rtw_cbuf_alloc23a(u32 size) -{ - struct rtw_cbuf *cbuf; - - cbuf = kmalloc(sizeof(*cbuf) + sizeof(void *)*size, GFP_KERNEL); - - if (cbuf) { - cbuf->write = 0; - cbuf->read = 0; - cbuf->size = size; - } - - return cbuf; -} - -/** - * rtw_cbuf_free - free the given rtw_cbuf - * @cbuf: pointer of struct rtw_cbuf to free - */ -void rtw_cbuf_free(struct rtw_cbuf *cbuf) -{ - kfree(cbuf); -} |