--- /dev/null
+/******************************************************************************
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+
+
+#define _OSDEP_SERVICE_C_
+
+#include <drv_types.h>
+
+#define RT_TAG '1178'
+
+#ifdef DBG_MEMORY_LEAK
+ #ifdef PLATFORM_LINUX
+ atomic_t _malloc_cnt = ATOMIC_INIT(0);
+ atomic_t _malloc_size = ATOMIC_INIT(0);
+ #endif
+#endif /* DBG_MEMORY_LEAK */
+
+
+#if defined(PLATFORM_LINUX)
+/*
+* Translate the OS dependent @param error_code to OS independent RTW_STATUS_CODE
+* @return: one of RTW_STATUS_CODE
+*/
+inline int RTW_STATUS_CODE(int error_code)
+{
+ if (error_code >= 0)
+ return _SUCCESS;
+
+ switch (error_code) {
+ /* case -ETIMEDOUT: */
+ /* return RTW_STATUS_TIMEDOUT; */
+ default:
+ return _FAIL;
+ }
+}
+#else
+inline int RTW_STATUS_CODE(int error_code)
+{
+ return error_code;
+}
+#endif
+
+u32 rtw_atoi(u8 *s)
+{
+
+ int num = 0, flag = 0;
+ int i;
+ for (i = 0; i <= strlen(s); i++) {
+ if (s[i] >= '0' && s[i] <= '9')
+ num = num * 10 + s[i] - '0';
+ else if (s[0] == '-' && i == 0)
+ flag = 1;
+ else
+ break;
+ }
+
+ if (flag == 1)
+ num = num * -1;
+
+ return num;
+
+}
+
+inline u8 *_rtw_vmalloc(u32 sz)
+{
+ u8 *pbuf;
+#ifdef PLATFORM_LINUX
+ pbuf = vmalloc(sz);
+#endif
+#ifdef PLATFORM_FREEBSD
+ pbuf = malloc(sz, M_DEVBUF, M_NOWAIT);
+#endif
+
+#ifdef PLATFORM_WINDOWS
+ NdisAllocateMemoryWithTag(&pbuf, sz, RT_TAG);
+#endif
+
+#ifdef DBG_MEMORY_LEAK
+#ifdef PLATFORM_LINUX
+ if (pbuf != NULL) {
+ atomic_inc(&_malloc_cnt);
+ atomic_add(sz, &_malloc_size);
+ }
+#endif
+#endif /* DBG_MEMORY_LEAK */
+
+ return pbuf;
+}
+
+inline u8 *_rtw_zvmalloc(u32 sz)
+{
+ u8 *pbuf;
+#ifdef PLATFORM_LINUX
+ pbuf = _rtw_vmalloc(sz);
+ if (pbuf != NULL)
+ memset(pbuf, 0, sz);
+#endif
+#ifdef PLATFORM_FREEBSD
+ pbuf = malloc(sz, M_DEVBUF, M_ZERO | M_NOWAIT);
+#endif
+#ifdef PLATFORM_WINDOWS
+ NdisAllocateMemoryWithTag(&pbuf, sz, RT_TAG);
+ if (pbuf != NULL)
+ NdisFillMemory(pbuf, sz, 0);
+#endif
+
+ return pbuf;
+}
+
+inline void _rtw_vmfree(u8 *pbuf, u32 sz)
+{
+#ifdef PLATFORM_LINUX
+ vfree(pbuf);
+#endif
+#ifdef PLATFORM_FREEBSD
+ free(pbuf, M_DEVBUF);
+#endif
+#ifdef PLATFORM_WINDOWS
+ NdisFreeMemory(pbuf, sz, 0);
+#endif
+
+#ifdef DBG_MEMORY_LEAK
+#ifdef PLATFORM_LINUX
+ atomic_dec(&_malloc_cnt);
+ atomic_sub(sz, &_malloc_size);
+#endif
+#endif /* DBG_MEMORY_LEAK */
+}
+
+u8 *_rtw_malloc(u32 sz)
+{
+
+ u8 *pbuf = NULL;
+
+#ifdef PLATFORM_LINUX
+#ifdef RTK_DMP_PLATFORM
+ if (sz > 0x4000)
+ pbuf = (u8 *)dvr_malloc(sz);
+ else
+#endif
+ pbuf = kmalloc(sz, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ pbuf = malloc(sz, M_DEVBUF, M_NOWAIT);
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisAllocateMemoryWithTag(&pbuf, sz, RT_TAG);
+
+#endif
+
+#ifdef DBG_MEMORY_LEAK
+#ifdef PLATFORM_LINUX
+ if (pbuf != NULL) {
+ atomic_inc(&_malloc_cnt);
+ atomic_add(sz, &_malloc_size);
+ }
+#endif
+#endif /* DBG_MEMORY_LEAK */
+
+ return pbuf;
+
+}
+
+
+u8 *_rtw_zmalloc(u32 sz)
+{
+#ifdef PLATFORM_FREEBSD
+ return malloc(sz, M_DEVBUF, M_ZERO | M_NOWAIT);
+#else /* PLATFORM_FREEBSD */
+ u8 *pbuf = _rtw_malloc(sz);
+
+ if (pbuf != NULL) {
+
+#ifdef PLATFORM_LINUX
+ memset(pbuf, 0, sz);
+#endif
+
+#ifdef PLATFORM_WINDOWS
+ NdisFillMemory(pbuf, sz, 0);
+#endif
+
+ }
+
+ return pbuf;
+#endif /* PLATFORM_FREEBSD */
+}
+
+void _rtw_mfree(u8 *pbuf, u32 sz)
+{
+
+#ifdef PLATFORM_LINUX
+#ifdef RTK_DMP_PLATFORM
+ if (sz > 0x4000)
+ dvr_free(pbuf);
+ else
+#endif
+ kfree(pbuf);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ free(pbuf, M_DEVBUF);
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisFreeMemory(pbuf, sz, 0);
+
+#endif
+
+#ifdef DBG_MEMORY_LEAK
+#ifdef PLATFORM_LINUX
+ atomic_dec(&_malloc_cnt);
+ atomic_sub(sz, &_malloc_size);
+#endif
+#endif /* DBG_MEMORY_LEAK */
+
+}
+
+#ifdef PLATFORM_FREEBSD
+/* review again */
+struct sk_buff *dev_alloc_skb(unsigned int size)
+{
+ struct sk_buff *skb = NULL;
+ u8 *data = NULL;
+
+ /* skb = (struct sk_buff *)_rtw_zmalloc(sizeof(struct sk_buff)); */ /* for skb->len, etc. */
+ skb = (struct sk_buff *)_rtw_malloc(sizeof(struct sk_buff));
+ if (!skb)
+ goto out;
+ data = _rtw_malloc(size);
+ if (!data)
+ goto nodata;
+
+ skb->head = (unsigned char *)data;
+ skb->data = (unsigned char *)data;
+ skb->tail = (unsigned char *)data;
+ skb->end = (unsigned char *)data + size;
+ skb->len = 0;
+ /* printf("%s()-%d: skb=%p, skb->head = %p\n", __FUNCTION__, __LINE__, skb, skb->head); */
+
+out:
+ return skb;
+nodata:
+ _rtw_mfree((u8 *)skb, sizeof(struct sk_buff));
+ skb = NULL;
+ goto out;
+
+}
+
+void dev_kfree_skb_any(struct sk_buff *skb)
+{
+ /* printf("%s()-%d: skb->head = %p\n", __FUNCTION__, __LINE__, skb->head); */
+ if (skb->head)
+ _rtw_mfree(skb->head, 0);
+ /* printf("%s()-%d: skb = %p\n", __FUNCTION__, __LINE__, skb); */
+ if (skb)
+ _rtw_mfree((u8 *)skb, 0);
+}
+struct sk_buff *skb_clone(const struct sk_buff *skb)
+{
+ return NULL;
+}
+
+#endif /* PLATFORM_FREEBSD */
+
+inline struct sk_buff *_rtw_skb_alloc(u32 sz)
+{
+#ifdef PLATFORM_LINUX
+ return __dev_alloc_skb(sz, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL);
+#endif /* PLATFORM_LINUX */
+
+#ifdef PLATFORM_FREEBSD
+ return dev_alloc_skb(sz);
+#endif /* PLATFORM_FREEBSD */
+}
+
+inline void _rtw_skb_free(struct sk_buff *skb)
+{
+ dev_kfree_skb_any(skb);
+}
+
+inline struct sk_buff *_rtw_skb_copy(const struct sk_buff *skb)
+{
+#ifdef PLATFORM_LINUX
+ return skb_copy(skb, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL);
+#endif /* PLATFORM_LINUX */
+
+#ifdef PLATFORM_FREEBSD
+ return NULL;
+#endif /* PLATFORM_FREEBSD */
+}
+
+inline struct sk_buff *_rtw_skb_clone(struct sk_buff *skb)
+{
+#ifdef PLATFORM_LINUX
+ return skb_clone(skb, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL);
+#endif /* PLATFORM_LINUX */
+
+#ifdef PLATFORM_FREEBSD
+ return skb_clone(skb);
+#endif /* PLATFORM_FREEBSD */
+}
+inline struct sk_buff *_rtw_pskb_copy(struct sk_buff *skb)
+{
+#ifdef PLATFORM_LINUX
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36))
+ return pskb_copy(skb, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL);
+#else
+ return skb_clone(skb, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL);
+#endif
+#endif /* PLATFORM_LINUX */
+
+#ifdef PLATFORM_FREEBSD
+ return NULL;
+#endif /* PLATFORM_FREEBSD */
+}
+
+inline int _rtw_netif_rx(_nic_hdl ndev, struct sk_buff *skb)
+{
+#ifdef CONFIG_NAPI
+#ifdef CONFIG_GRO
+ _adapter *adapter = (_adapter *) rtw_netdev_priv(ndev);
+ struct registry_priv *reg = &adapter->registrypriv;
+ static int cnt_done[10] = {0};
+ int ret;
+#endif
+#endif
+#ifdef PLATFORM_LINUX
+ skb->dev = ndev;
+#ifdef CONFIG_NAPI
+#ifdef CONFIG_GRO
+ /*
+ * enum gro_result {
+ * GRO_MERGED,
+ * GRO_MERGED_FREE,
+ * GRO_HELD,
+ * GRO_NORMAL,
+ * GRO_DROP,
+ * }
+ */
+ ret = napi_gro_receive(&adapter->napi, skb);
+ if (reg->napi_debug) {
+ if (ret < 10)
+ cnt_done[ret]++;
+
+ if (printk_ratelimit()) {
+ RTW_INFO("napi_gro_receive: %d\n", ret);
+ RTW_INFO("0:%d, 1:%d, 2:%d, 3:%d, 4:%d, 5:%d\n",
+ cnt_done[0],
+ cnt_done[1],
+ cnt_done[2],
+ cnt_done[3],
+ cnt_done[4],
+ cnt_done[5]);
+ }
+ }
+ return ret == GRO_DROP ? NET_RX_DROP : NET_RX_SUCCESS;
+#else
+ return netif_receive_skb(skb);
+#endif /* CONFIG_GRO */
+#else
+ return netif_rx(skb);
+#endif /* CONFIG_NAPI */
+#endif /* PLATFORM_LINUX */
+
+#ifdef PLATFORM_FREEBSD
+ return (*ndev->if_input)(ndev, skb);
+#endif /* PLATFORM_FREEBSD */
+}
+
+void _rtw_skb_queue_purge(struct sk_buff_head *list)
+{
+ struct sk_buff *skb;
+
+ while ((skb = skb_dequeue(list)) != NULL)
+ _rtw_skb_free(skb);
+}
+
+#ifdef CONFIG_USB_HCI
+inline void *_rtw_usb_buffer_alloc(struct usb_device *dev, size_t size, dma_addr_t *dma)
+{
+#ifdef PLATFORM_LINUX
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
+ return usb_alloc_coherent(dev, size, (in_interrupt() ? GFP_ATOMIC : GFP_KERNEL), dma);
+#else
+ return usb_buffer_alloc(dev, size, (in_interrupt() ? GFP_ATOMIC : GFP_KERNEL), dma);
+#endif
+#endif /* PLATFORM_LINUX */
+
+#ifdef PLATFORM_FREEBSD
+ return malloc(size, M_USBDEV, M_NOWAIT | M_ZERO);
+#endif /* PLATFORM_FREEBSD */
+}
+inline void _rtw_usb_buffer_free(struct usb_device *dev, size_t size, void *addr, dma_addr_t dma)
+{
+#ifdef PLATFORM_LINUX
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
+ usb_free_coherent(dev, size, addr, dma);
+#else
+ usb_buffer_free(dev, size, addr, dma);
+#endif
+#endif /* PLATFORM_LINUX */
+
+#ifdef PLATFORM_FREEBSD
+ free(addr, M_USBDEV);
+#endif /* PLATFORM_FREEBSD */
+}
+#endif /* CONFIG_USB_HCI */
+
+#if defined(DBG_MEM_ALLOC)
+
+struct rtw_mem_stat {
+ ATOMIC_T alloc; /* the memory bytes we allocate currently */
+ ATOMIC_T peak; /* the peak memory bytes we allocate */
+ ATOMIC_T alloc_cnt; /* the alloc count for alloc currently */
+ ATOMIC_T alloc_err_cnt; /* the error times we fail to allocate memory */
+};
+
+struct rtw_mem_stat rtw_mem_type_stat[mstat_tf_idx(MSTAT_TYPE_MAX)];
+#ifdef RTW_MEM_FUNC_STAT
+ struct rtw_mem_stat rtw_mem_func_stat[mstat_ff_idx(MSTAT_FUNC_MAX)];
+#endif
+
+char *MSTAT_TYPE_str[] = {
+ "VIR",
+ "PHY",
+ "SKB",
+ "USB",
+};
+
+#ifdef RTW_MEM_FUNC_STAT
+char *MSTAT_FUNC_str[] = {
+ "UNSP",
+ "IO",
+ "TXIO",
+ "RXIO",
+ "TX",
+ "RX",
+};
+#endif
+
+void rtw_mstat_dump(void *sel)
+{
+ int i;
+ int value_t[4][mstat_tf_idx(MSTAT_TYPE_MAX)];
+#ifdef RTW_MEM_FUNC_STAT
+ int value_f[4][mstat_ff_idx(MSTAT_FUNC_MAX)];
+#endif
+
+ int vir_alloc, vir_peak, vir_alloc_err, phy_alloc, phy_peak, phy_alloc_err;
+ int tx_alloc, tx_peak, tx_alloc_err, rx_alloc, rx_peak, rx_alloc_err;
+
+ for (i = 0; i < mstat_tf_idx(MSTAT_TYPE_MAX); i++) {
+ value_t[0][i] = ATOMIC_READ(&(rtw_mem_type_stat[i].alloc));
+ value_t[1][i] = ATOMIC_READ(&(rtw_mem_type_stat[i].peak));
+ value_t[2][i] = ATOMIC_READ(&(rtw_mem_type_stat[i].alloc_cnt));
+ value_t[3][i] = ATOMIC_READ(&(rtw_mem_type_stat[i].alloc_err_cnt));
+ }
+
+#ifdef RTW_MEM_FUNC_STAT
+ for (i = 0; i < mstat_ff_idx(MSTAT_FUNC_MAX); i++) {
+ value_f[0][i] = ATOMIC_READ(&(rtw_mem_func_stat[i].alloc));
+ value_f[1][i] = ATOMIC_READ(&(rtw_mem_func_stat[i].peak));
+ value_f[2][i] = ATOMIC_READ(&(rtw_mem_func_stat[i].alloc_cnt));
+ value_f[3][i] = ATOMIC_READ(&(rtw_mem_func_stat[i].alloc_err_cnt));
+ }
+#endif
+
+ RTW_PRINT_SEL(sel, "===================== MSTAT =====================\n");
+ RTW_PRINT_SEL(sel, "%4s %10s %10s %10s %10s\n", "TAG", "alloc", "peak", "aloc_cnt", "err_cnt");
+ RTW_PRINT_SEL(sel, "-------------------------------------------------\n");
+ for (i = 0; i < mstat_tf_idx(MSTAT_TYPE_MAX); i++)
+ RTW_PRINT_SEL(sel, "%4s %10d %10d %10d %10d\n", MSTAT_TYPE_str[i], value_t[0][i], value_t[1][i], value_t[2][i], value_t[3][i]);
+#ifdef RTW_MEM_FUNC_STAT
+ RTW_PRINT_SEL(sel, "-------------------------------------------------\n");
+ for (i = 0; i < mstat_ff_idx(MSTAT_FUNC_MAX); i++)
+ RTW_PRINT_SEL(sel, "%4s %10d %10d %10d %10d\n", MSTAT_FUNC_str[i], value_f[0][i], value_f[1][i], value_f[2][i], value_f[3][i]);
+#endif
+}
+
+void rtw_mstat_update(const enum mstat_f flags, const MSTAT_STATUS status, u32 sz)
+{
+ static u32 update_time = 0;
+ int peak, alloc;
+ int i;
+
+ /* initialization */
+ if (!update_time) {
+ for (i = 0; i < mstat_tf_idx(MSTAT_TYPE_MAX); i++) {
+ ATOMIC_SET(&(rtw_mem_type_stat[i].alloc), 0);
+ ATOMIC_SET(&(rtw_mem_type_stat[i].peak), 0);
+ ATOMIC_SET(&(rtw_mem_type_stat[i].alloc_cnt), 0);
+ ATOMIC_SET(&(rtw_mem_type_stat[i].alloc_err_cnt), 0);
+ }
+#ifdef RTW_MEM_FUNC_STAT
+ for (i = 0; i < mstat_ff_idx(MSTAT_FUNC_MAX); i++) {
+ ATOMIC_SET(&(rtw_mem_func_stat[i].alloc), 0);
+ ATOMIC_SET(&(rtw_mem_func_stat[i].peak), 0);
+ ATOMIC_SET(&(rtw_mem_func_stat[i].alloc_cnt), 0);
+ ATOMIC_SET(&(rtw_mem_func_stat[i].alloc_err_cnt), 0);
+ }
+#endif
+ }
+
+ switch (status) {
+ case MSTAT_ALLOC_SUCCESS:
+ ATOMIC_INC(&(rtw_mem_type_stat[mstat_tf_idx(flags)].alloc_cnt));
+ alloc = ATOMIC_ADD_RETURN(&(rtw_mem_type_stat[mstat_tf_idx(flags)].alloc), sz);
+ peak = ATOMIC_READ(&(rtw_mem_type_stat[mstat_tf_idx(flags)].peak));
+ if (peak < alloc)
+ ATOMIC_SET(&(rtw_mem_type_stat[mstat_tf_idx(flags)].peak), alloc);
+
+#ifdef RTW_MEM_FUNC_STAT
+ ATOMIC_INC(&(rtw_mem_func_stat[mstat_ff_idx(flags)].alloc_cnt));
+ alloc = ATOMIC_ADD_RETURN(&(rtw_mem_func_stat[mstat_ff_idx(flags)].alloc), sz);
+ peak = ATOMIC_READ(&(rtw_mem_func_stat[mstat_ff_idx(flags)].peak));
+ if (peak < alloc)
+ ATOMIC_SET(&(rtw_mem_func_stat[mstat_ff_idx(flags)].peak), alloc);
+#endif
+ break;
+
+ case MSTAT_ALLOC_FAIL:
+ ATOMIC_INC(&(rtw_mem_type_stat[mstat_tf_idx(flags)].alloc_err_cnt));
+#ifdef RTW_MEM_FUNC_STAT
+ ATOMIC_INC(&(rtw_mem_func_stat[mstat_ff_idx(flags)].alloc_err_cnt));
+#endif
+ break;
+
+ case MSTAT_FREE:
+ ATOMIC_DEC(&(rtw_mem_type_stat[mstat_tf_idx(flags)].alloc_cnt));
+ ATOMIC_SUB(&(rtw_mem_type_stat[mstat_tf_idx(flags)].alloc), sz);
+#ifdef RTW_MEM_FUNC_STAT
+ ATOMIC_DEC(&(rtw_mem_func_stat[mstat_ff_idx(flags)].alloc_cnt));
+ ATOMIC_SUB(&(rtw_mem_func_stat[mstat_ff_idx(flags)].alloc), sz);
+#endif
+ break;
+ };
+
+ /* if (rtw_get_passing_time_ms(update_time) > 5000) { */
+ /* rtw_mstat_dump(RTW_DBGDUMP); */
+ update_time = rtw_get_current_time();
+ /* } */
+}
+
+#ifndef SIZE_MAX
+ #define SIZE_MAX (~(size_t)0)
+#endif
+
+struct mstat_sniff_rule {
+ enum mstat_f flags;
+ size_t lb;
+ size_t hb;
+};
+
+struct mstat_sniff_rule mstat_sniff_rules[] = {
+ {MSTAT_TYPE_PHY, 4097, SIZE_MAX},
+};
+
+int mstat_sniff_rule_num = sizeof(mstat_sniff_rules) / sizeof(struct mstat_sniff_rule);
+
+bool match_mstat_sniff_rules(const enum mstat_f flags, const size_t size)
+{
+ int i;
+ for (i = 0; i < mstat_sniff_rule_num; i++) {
+ if (mstat_sniff_rules[i].flags == flags
+ && mstat_sniff_rules[i].lb <= size
+ && mstat_sniff_rules[i].hb >= size)
+ return _TRUE;
+ }
+
+ return _FALSE;
+}
+
+inline u8 *dbg_rtw_vmalloc(u32 sz, const enum mstat_f flags, const char *func, const int line)
+{
+ u8 *p;
+
+ if (match_mstat_sniff_rules(flags, sz))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%d)\n", func, line, __FUNCTION__, (sz));
+
+ p = _rtw_vmalloc((sz));
+
+ rtw_mstat_update(
+ flags
+ , p ? MSTAT_ALLOC_SUCCESS : MSTAT_ALLOC_FAIL
+ , sz
+ );
+
+ return p;
+}
+
+inline u8 *dbg_rtw_zvmalloc(u32 sz, const enum mstat_f flags, const char *func, const int line)
+{
+ u8 *p;
+
+ if (match_mstat_sniff_rules(flags, sz))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%d)\n", func, line, __FUNCTION__, (sz));
+
+ p = _rtw_zvmalloc((sz));
+
+ rtw_mstat_update(
+ flags
+ , p ? MSTAT_ALLOC_SUCCESS : MSTAT_ALLOC_FAIL
+ , sz
+ );
+
+ return p;
+}
+
+inline void dbg_rtw_vmfree(u8 *pbuf, u32 sz, const enum mstat_f flags, const char *func, const int line)
+{
+
+ if (match_mstat_sniff_rules(flags, sz))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%d)\n", func, line, __FUNCTION__, (sz));
+
+ _rtw_vmfree((pbuf), (sz));
+
+ rtw_mstat_update(
+ flags
+ , MSTAT_FREE
+ , sz
+ );
+}
+
+inline u8 *dbg_rtw_malloc(u32 sz, const enum mstat_f flags, const char *func, const int line)
+{
+ u8 *p;
+
+ if (match_mstat_sniff_rules(flags, sz))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%d)\n", func, line, __FUNCTION__, (sz));
+
+ p = _rtw_malloc((sz));
+
+ rtw_mstat_update(
+ flags
+ , p ? MSTAT_ALLOC_SUCCESS : MSTAT_ALLOC_FAIL
+ , sz
+ );
+
+ return p;
+}
+
+inline u8 *dbg_rtw_zmalloc(u32 sz, const enum mstat_f flags, const char *func, const int line)
+{
+ u8 *p;
+
+ if (match_mstat_sniff_rules(flags, sz))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%d)\n", func, line, __FUNCTION__, (sz));
+
+ p = _rtw_zmalloc((sz));
+
+ rtw_mstat_update(
+ flags
+ , p ? MSTAT_ALLOC_SUCCESS : MSTAT_ALLOC_FAIL
+ , sz
+ );
+
+ return p;
+}
+
+inline void dbg_rtw_mfree(u8 *pbuf, u32 sz, const enum mstat_f flags, const char *func, const int line)
+{
+ if (match_mstat_sniff_rules(flags, sz))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%d)\n", func, line, __FUNCTION__, (sz));
+
+ _rtw_mfree((pbuf), (sz));
+
+ rtw_mstat_update(
+ flags
+ , MSTAT_FREE
+ , sz
+ );
+}
+
+inline struct sk_buff *dbg_rtw_skb_alloc(unsigned int size, const enum mstat_f flags, const char *func, int line)
+{
+ struct sk_buff *skb;
+ unsigned int truesize = 0;
+
+ skb = _rtw_skb_alloc(size);
+
+ if (skb)
+ truesize = skb->truesize;
+
+ if (!skb || truesize < size || match_mstat_sniff_rules(flags, truesize))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%d), skb:%p, truesize=%u\n", func, line, __FUNCTION__, size, skb, truesize);
+
+ rtw_mstat_update(
+ flags
+ , skb ? MSTAT_ALLOC_SUCCESS : MSTAT_ALLOC_FAIL
+ , truesize
+ );
+
+ return skb;
+}
+
+inline void dbg_rtw_skb_free(struct sk_buff *skb, const enum mstat_f flags, const char *func, int line)
+{
+ unsigned int truesize = skb->truesize;
+
+ if (match_mstat_sniff_rules(flags, truesize))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s, truesize=%u\n", func, line, __FUNCTION__, truesize);
+
+ _rtw_skb_free(skb);
+
+ rtw_mstat_update(
+ flags
+ , MSTAT_FREE
+ , truesize
+ );
+}
+
+inline struct sk_buff *dbg_rtw_skb_copy(const struct sk_buff *skb, const enum mstat_f flags, const char *func, const int line)
+{
+ struct sk_buff *skb_cp;
+ unsigned int truesize = skb->truesize;
+ unsigned int cp_truesize = 0;
+
+ skb_cp = _rtw_skb_copy(skb);
+ if (skb_cp)
+ cp_truesize = skb_cp->truesize;
+
+ if (!skb_cp || cp_truesize < truesize || match_mstat_sniff_rules(flags, cp_truesize))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%u), skb_cp:%p, cp_truesize=%u\n", func, line, __FUNCTION__, truesize, skb_cp, cp_truesize);
+
+ rtw_mstat_update(
+ flags
+ , skb_cp ? MSTAT_ALLOC_SUCCESS : MSTAT_ALLOC_FAIL
+ , truesize
+ );
+
+ return skb_cp;
+}
+
+inline struct sk_buff *dbg_rtw_skb_clone(struct sk_buff *skb, const enum mstat_f flags, const char *func, const int line)
+{
+ struct sk_buff *skb_cl;
+ unsigned int truesize = skb->truesize;
+ unsigned int cl_truesize = 0;
+
+ skb_cl = _rtw_skb_clone(skb);
+ if (skb_cl)
+ cl_truesize = skb_cl->truesize;
+
+ if (!skb_cl || cl_truesize < truesize || match_mstat_sniff_rules(flags, cl_truesize))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%u), skb_cl:%p, cl_truesize=%u\n", func, line, __FUNCTION__, truesize, skb_cl, cl_truesize);
+
+ rtw_mstat_update(
+ flags
+ , skb_cl ? MSTAT_ALLOC_SUCCESS : MSTAT_ALLOC_FAIL
+ , truesize
+ );
+
+ return skb_cl;
+}
+
+inline int dbg_rtw_netif_rx(_nic_hdl ndev, struct sk_buff *skb, const enum mstat_f flags, const char *func, int line)
+{
+ int ret;
+ unsigned int truesize = skb->truesize;
+
+ if (match_mstat_sniff_rules(flags, truesize))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s, truesize=%u\n", func, line, __FUNCTION__, truesize);
+
+ ret = _rtw_netif_rx(ndev, skb);
+
+ rtw_mstat_update(
+ flags
+ , MSTAT_FREE
+ , truesize
+ );
+
+ return ret;
+}
+
+inline void dbg_rtw_skb_queue_purge(struct sk_buff_head *list, enum mstat_f flags, const char *func, int line)
+{
+ struct sk_buff *skb;
+
+ while ((skb = skb_dequeue(list)) != NULL)
+ dbg_rtw_skb_free(skb, flags, func, line);
+}
+
+#ifdef CONFIG_USB_HCI
+inline void *dbg_rtw_usb_buffer_alloc(struct usb_device *dev, size_t size, dma_addr_t *dma, const enum mstat_f flags, const char *func, int line)
+{
+ void *p;
+
+ if (match_mstat_sniff_rules(flags, size))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%zu)\n", func, line, __FUNCTION__, size);
+
+ p = _rtw_usb_buffer_alloc(dev, size, dma);
+
+ rtw_mstat_update(
+ flags
+ , p ? MSTAT_ALLOC_SUCCESS : MSTAT_ALLOC_FAIL
+ , size
+ );
+
+ return p;
+}
+
+inline void dbg_rtw_usb_buffer_free(struct usb_device *dev, size_t size, void *addr, dma_addr_t dma, const enum mstat_f flags, const char *func, int line)
+{
+
+ if (match_mstat_sniff_rules(flags, size))
+ RTW_INFO("DBG_MEM_ALLOC %s:%d %s(%zu)\n", func, line, __FUNCTION__, size);
+
+ _rtw_usb_buffer_free(dev, size, addr, dma);
+
+ rtw_mstat_update(
+ flags
+ , MSTAT_FREE
+ , size
+ );
+}
+#endif /* CONFIG_USB_HCI */
+
+#endif /* defined(DBG_MEM_ALLOC) */
+
+void *rtw_malloc2d(int h, int w, size_t size)
+{
+ int j;
+
+ void **a = (void **) rtw_zmalloc(h * sizeof(void *) + h * w * size);
+ if (a == NULL) {
+ RTW_INFO("%s: alloc memory fail!\n", __FUNCTION__);
+ return NULL;
+ }
+
+ for (j = 0; j < h; j++)
+ a[j] = ((char *)(a + h)) + j * w * size;
+
+ return a;
+}
+
+void rtw_mfree2d(void *pbuf, int h, int w, int size)
+{
+ rtw_mfree((u8 *)pbuf, h * sizeof(void *) + w * h * size);
+}
+
+void _rtw_memcpy(void *dst, const void *src, u32 sz)
+{
+
+#if defined(PLATFORM_LINUX) || defined (PLATFORM_FREEBSD)
+
+ memcpy(dst, src, sz);
+
+#endif
+
+#ifdef PLATFORM_WINDOWS
+
+ NdisMoveMemory(dst, src, sz);
+
+#endif
+
+}
+
+inline void _rtw_memmove(void *dst, const void *src, u32 sz)
+{
+#if defined(PLATFORM_LINUX)
+ memmove(dst, src, sz);
+#else
+#warning "no implementation\n"
+#endif
+}
+
+int _rtw_memcmp(const void *dst, const void *src, u32 sz)
+{
+
+#if defined(PLATFORM_LINUX) || defined (PLATFORM_FREEBSD)
+ /* under Linux/GNU/GLibc, the return value of memcmp for two same mem. chunk is 0 */
+
+ if (!(memcmp(dst, src, sz)))
+ return _TRUE;
+ else
+ return _FALSE;
+#endif
+
+
+#ifdef PLATFORM_WINDOWS
+ /* under Windows, the return value of NdisEqualMemory for two same mem. chunk is 1 */
+
+ if (NdisEqualMemory(dst, src, sz))
+ return _TRUE;
+ else
+ return _FALSE;
+
+#endif
+
+
+
+}
+
+void _rtw_memset(void *pbuf, int c, u32 sz)
+{
+
+#if defined(PLATFORM_LINUX) || defined (PLATFORM_FREEBSD)
+
+ memset(pbuf, c, sz);
+
+#endif
+
+#ifdef PLATFORM_WINDOWS
+#if 0
+ NdisZeroMemory(pbuf, sz);
+ if (c != 0)
+ memset(pbuf, c, sz);
+#else
+ NdisFillMemory(pbuf, sz, c);
+#endif
+#endif
+
+}
+
+#ifdef PLATFORM_FREEBSD
+static inline void __list_add(_list *pnew, _list *pprev, _list *pnext)
+{
+ pnext->prev = pnew;
+ pnew->next = pnext;
+ pnew->prev = pprev;
+ pprev->next = pnew;
+}
+#endif /* PLATFORM_FREEBSD */
+
+
+void _rtw_init_listhead(_list *list)
+{
+
+#ifdef PLATFORM_LINUX
+
+ INIT_LIST_HEAD(list);
+
+#endif
+
+#ifdef PLATFORM_FREEBSD
+ list->next = list;
+ list->prev = list;
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisInitializeListHead(list);
+
+#endif
+
+}
+
+
+/*
+For the following list_xxx operations,
+caller must guarantee the atomic context.
+Otherwise, there will be racing condition.
+*/
+u32 rtw_is_list_empty(_list *phead)
+{
+
+#ifdef PLATFORM_LINUX
+
+ if (list_empty(phead))
+ return _TRUE;
+ else
+ return _FALSE;
+
+#endif
+#ifdef PLATFORM_FREEBSD
+
+ if (phead->next == phead)
+ return _TRUE;
+ else
+ return _FALSE;
+
+#endif
+
+
+#ifdef PLATFORM_WINDOWS
+
+ if (IsListEmpty(phead))
+ return _TRUE;
+ else
+ return _FALSE;
+
+#endif
+
+
+}
+
+void rtw_list_insert_head(_list *plist, _list *phead)
+{
+
+#ifdef PLATFORM_LINUX
+ list_add(plist, phead);
+#endif
+
+#ifdef PLATFORM_FREEBSD
+ __list_add(plist, phead, phead->next);
+#endif
+
+#ifdef PLATFORM_WINDOWS
+ InsertHeadList(phead, plist);
+#endif
+}
+
+void rtw_list_insert_tail(_list *plist, _list *phead)
+{
+
+#ifdef PLATFORM_LINUX
+
+ list_add_tail(plist, phead);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+
+ __list_add(plist, phead->prev, phead);
+
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ InsertTailList(phead, plist);
+
+#endif
+
+}
+
+void rtw_init_timer(_timer *ptimer, void *padapter, void *pfunc)
+{
+ _adapter *adapter = (_adapter *)padapter;
+
+#ifdef PLATFORM_LINUX
+ _init_timer(ptimer, adapter->pnetdev, pfunc, adapter);
+#endif
+#ifdef PLATFORM_FREEBSD
+ _init_timer(ptimer, adapter->pifp, pfunc, adapter->mlmepriv.nic_hdl);
+#endif
+#ifdef PLATFORM_WINDOWS
+ _init_timer(ptimer, adapter->hndis_adapter, pfunc, adapter->mlmepriv.nic_hdl);
+#endif
+}
+
+/*
+
+Caller must check if the list is empty before calling rtw_list_delete
+
+*/
+
+
+void _rtw_init_sema(_sema *sema, int init_val)
+{
+
+#ifdef PLATFORM_LINUX
+
+ sema_init(sema, init_val);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ sema_init(sema, init_val, "rtw_drv");
+#endif
+#ifdef PLATFORM_OS_XP
+
+ KeInitializeSemaphore(sema, init_val, SEMA_UPBND); /* count=0; */
+
+#endif
+
+#ifdef PLATFORM_OS_CE
+ if (*sema == NULL)
+ *sema = CreateSemaphore(NULL, init_val, SEMA_UPBND, NULL);
+#endif
+
+}
+
+void _rtw_free_sema(_sema *sema)
+{
+#ifdef PLATFORM_FREEBSD
+ sema_destroy(sema);
+#endif
+#ifdef PLATFORM_OS_CE
+ CloseHandle(*sema);
+#endif
+
+}
+
+void _rtw_up_sema(_sema *sema)
+{
+
+#ifdef PLATFORM_LINUX
+
+ up(sema);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ sema_post(sema);
+#endif
+#ifdef PLATFORM_OS_XP
+
+ KeReleaseSemaphore(sema, IO_NETWORK_INCREMENT, 1, FALSE);
+
+#endif
+
+#ifdef PLATFORM_OS_CE
+ ReleaseSemaphore(*sema, 1, NULL);
+#endif
+}
+
+u32 _rtw_down_sema(_sema *sema)
+{
+
+#ifdef PLATFORM_LINUX
+
+ if (down_interruptible(sema))
+ return _FAIL;
+ else
+ return _SUCCESS;
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ sema_wait(sema);
+ return _SUCCESS;
+#endif
+#ifdef PLATFORM_OS_XP
+
+ if (STATUS_SUCCESS == KeWaitForSingleObject(sema, Executive, KernelMode, TRUE, NULL))
+ return _SUCCESS;
+ else
+ return _FAIL;
+#endif
+
+#ifdef PLATFORM_OS_CE
+ if (WAIT_OBJECT_0 == WaitForSingleObject(*sema, INFINITE))
+ return _SUCCESS;
+ else
+ return _FAIL;
+#endif
+}
+
+
+
+void _rtw_mutex_init(_mutex *pmutex)
+{
+#ifdef PLATFORM_LINUX
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
+ mutex_init(pmutex);
+#else
+ init_MUTEX(pmutex);
+#endif
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ mtx_init(pmutex, "", NULL, MTX_DEF | MTX_RECURSE);
+#endif
+#ifdef PLATFORM_OS_XP
+
+ KeInitializeMutex(pmutex, 0);
+
+#endif
+
+#ifdef PLATFORM_OS_CE
+ *pmutex = CreateMutex(NULL, _FALSE, NULL);
+#endif
+}
+
+void _rtw_mutex_free(_mutex *pmutex);
+void _rtw_mutex_free(_mutex *pmutex)
+{
+#ifdef PLATFORM_LINUX
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37))
+ mutex_destroy(pmutex);
+#else
+#endif
+
+#ifdef PLATFORM_FREEBSD
+ sema_destroy(pmutex);
+#endif
+
+#endif
+
+#ifdef PLATFORM_OS_XP
+
+#endif
+
+#ifdef PLATFORM_OS_CE
+
+#endif
+}
+
+void _rtw_spinlock_init(_lock *plock)
+{
+
+#ifdef PLATFORM_LINUX
+
+ spin_lock_init(plock);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ mtx_init(plock, "", NULL, MTX_DEF | MTX_RECURSE);
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisAllocateSpinLock(plock);
+
+#endif
+
+}
+
+void _rtw_spinlock_free(_lock *plock)
+{
+#ifdef PLATFORM_FREEBSD
+ mtx_destroy(plock);
+#endif
+
+#ifdef PLATFORM_WINDOWS
+
+ NdisFreeSpinLock(plock);
+
+#endif
+
+}
+#ifdef PLATFORM_FREEBSD
+extern PADAPTER prtw_lock;
+
+void rtw_mtx_lock(_lock *plock)
+{
+ if (prtw_lock)
+ mtx_lock(&prtw_lock->glock);
+ else
+ printf("%s prtw_lock==NULL", __FUNCTION__);
+}
+void rtw_mtx_unlock(_lock *plock)
+{
+ if (prtw_lock)
+ mtx_unlock(&prtw_lock->glock);
+ else
+ printf("%s prtw_lock==NULL", __FUNCTION__);
+
+}
+#endif /* PLATFORM_FREEBSD */
+
+
+void _rtw_spinlock(_lock *plock)
+{
+
+#ifdef PLATFORM_LINUX
+
+ spin_lock(plock);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ mtx_lock(plock);
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisAcquireSpinLock(plock);
+
+#endif
+
+}
+
+void _rtw_spinunlock(_lock *plock)
+{
+
+#ifdef PLATFORM_LINUX
+
+ spin_unlock(plock);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ mtx_unlock(plock);
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisReleaseSpinLock(plock);
+
+#endif
+}
+
+
+void _rtw_spinlock_ex(_lock *plock)
+{
+
+#ifdef PLATFORM_LINUX
+
+ spin_lock(plock);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ mtx_lock(plock);
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisDprAcquireSpinLock(plock);
+
+#endif
+
+}
+
+void _rtw_spinunlock_ex(_lock *plock)
+{
+
+#ifdef PLATFORM_LINUX
+
+ spin_unlock(plock);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ mtx_unlock(plock);
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisDprReleaseSpinLock(plock);
+
+#endif
+}
+
+
+
+void _rtw_init_queue(_queue *pqueue)
+{
+ _rtw_init_listhead(&(pqueue->queue));
+ _rtw_spinlock_init(&(pqueue->lock));
+}
+
+void _rtw_deinit_queue(_queue *pqueue)
+{
+ _rtw_spinlock_free(&(pqueue->lock));
+}
+
+u32 _rtw_queue_empty(_queue *pqueue)
+{
+ return rtw_is_list_empty(&(pqueue->queue));
+}
+
+
+u32 rtw_end_of_queue_search(_list *head, _list *plist)
+{
+ if (head == plist)
+ return _TRUE;
+ else
+ return _FALSE;
+}
+
+
+u32 rtw_get_current_time(void)
+{
+
+#ifdef PLATFORM_LINUX
+ return jiffies;
+#endif
+#ifdef PLATFORM_FREEBSD
+ struct timeval tvp;
+ getmicrotime(&tvp);
+ return tvp.tv_sec;
+#endif
+#ifdef PLATFORM_WINDOWS
+ LARGE_INTEGER SystemTime;
+ NdisGetCurrentSystemTime(&SystemTime);
+ return (u32)(SystemTime.LowPart);/* count of 100-nanosecond intervals */
+#endif
+}
+
+inline u32 rtw_systime_to_ms(u32 systime)
+{
+#ifdef PLATFORM_LINUX
+ return systime * 1000 / HZ;
+#endif
+#ifdef PLATFORM_FREEBSD
+ return systime * 1000;
+#endif
+#ifdef PLATFORM_WINDOWS
+ return systime / 10000 ;
+#endif
+}
+
+inline u32 rtw_ms_to_systime(u32 ms)
+{
+#ifdef PLATFORM_LINUX
+ return ms * HZ / 1000;
+#endif
+#ifdef PLATFORM_FREEBSD
+ return ms / 1000;
+#endif
+#ifdef PLATFORM_WINDOWS
+ return ms * 10000 ;
+#endif
+}
+
+/* the input parameter start use the same unit as returned by rtw_get_current_time */
+inline s32 rtw_get_passing_time_ms(u32 start)
+{
+#ifdef PLATFORM_LINUX
+ return rtw_systime_to_ms(jiffies - start);
+#endif
+#ifdef PLATFORM_FREEBSD
+ return rtw_systime_to_ms(rtw_get_current_time());
+#endif
+#ifdef PLATFORM_WINDOWS
+ LARGE_INTEGER SystemTime;
+ NdisGetCurrentSystemTime(&SystemTime);
+ return rtw_systime_to_ms((u32)(SystemTime.LowPart) - start) ;
+#endif
+}
+
+inline s32 rtw_get_time_interval_ms(u32 start, u32 end)
+{
+#ifdef PLATFORM_LINUX
+ return rtw_systime_to_ms(end - start);
+#endif
+#ifdef PLATFORM_FREEBSD
+ return rtw_systime_to_ms(rtw_get_current_time());
+#endif
+#ifdef PLATFORM_WINDOWS
+ return rtw_systime_to_ms(end - start);
+#endif
+}
+
+
+void rtw_sleep_schedulable(int ms)
+{
+
+#ifdef PLATFORM_LINUX
+
+ u32 delta;
+
+ delta = (ms * HZ) / 1000; /* (ms) */
+ if (delta == 0) {
+ delta = 1;/* 1 ms */
+ }
+ set_current_state(TASK_INTERRUPTIBLE);
+ if (schedule_timeout(delta) != 0)
+ return ;
+ return;
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ DELAY(ms * 1000);
+ return ;
+#endif
+
+#ifdef PLATFORM_WINDOWS
+
+ NdisMSleep(ms * 1000); /* (us)*1000=(ms) */
+
+#endif
+
+}
+
+
+void rtw_msleep_os(int ms)
+{
+
+#ifdef PLATFORM_LINUX
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36))
+ if (ms < 20) {
+ unsigned long us = ms * 1000UL;
+ usleep_range(us, us + 1000UL);
+ } else
+#endif
+ msleep((unsigned int)ms);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ /* Delay for delay microseconds */
+ DELAY(ms * 1000);
+ return ;
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisMSleep(ms * 1000); /* (us)*1000=(ms) */
+
+#endif
+
+
+}
+void rtw_usleep_os(int us)
+{
+#ifdef PLATFORM_LINUX
+
+ /* msleep((unsigned int)us); */
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36))
+ usleep_range(us, us + 1);
+#else
+ if (1 < (us / 1000))
+ msleep(1);
+ else
+ msleep((us / 1000) + 1);
+#endif
+#endif
+
+#ifdef PLATFORM_FREEBSD
+ /* Delay for delay microseconds */
+ DELAY(us);
+
+ return ;
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisMSleep(us); /* (us) */
+
+#endif
+
+
+}
+
+
+#ifdef DBG_DELAY_OS
+void _rtw_mdelay_os(int ms, const char *func, const int line)
+{
+#if 0
+ if (ms > 10)
+ RTW_INFO("%s:%d %s(%d)\n", func, line, __FUNCTION__, ms);
+ rtw_msleep_os(ms);
+ return;
+#endif
+
+
+ RTW_INFO("%s:%d %s(%d)\n", func, line, __FUNCTION__, ms);
+
+#if defined(PLATFORM_LINUX)
+
+ mdelay((unsigned long)ms);
+
+#elif defined(PLATFORM_WINDOWS)
+
+ NdisStallExecution(ms * 1000); /* (us)*1000=(ms) */
+
+#endif
+
+
+}
+void _rtw_udelay_os(int us, const char *func, const int line)
+{
+
+#if 0
+ if (us > 1000) {
+ RTW_INFO("%s:%d %s(%d)\n", func, line, __FUNCTION__, us);
+ rtw_usleep_os(us);
+ return;
+ }
+#endif
+
+
+ RTW_INFO("%s:%d %s(%d)\n", func, line, __FUNCTION__, us);
+
+
+#if defined(PLATFORM_LINUX)
+
+ udelay((unsigned long)us);
+
+#elif defined(PLATFORM_WINDOWS)
+
+ NdisStallExecution(us); /* (us) */
+
+#endif
+
+}
+#else
+void rtw_mdelay_os(int ms)
+{
+
+#ifdef PLATFORM_LINUX
+
+ mdelay((unsigned long)ms);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ DELAY(ms * 1000);
+ return ;
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisStallExecution(ms * 1000); /* (us)*1000=(ms) */
+
+#endif
+
+
+}
+void rtw_udelay_os(int us)
+{
+
+#ifdef PLATFORM_LINUX
+
+ udelay((unsigned long)us);
+
+#endif
+#ifdef PLATFORM_FREEBSD
+ /* Delay for delay microseconds */
+ DELAY(us);
+ return ;
+#endif
+#ifdef PLATFORM_WINDOWS
+
+ NdisStallExecution(us); /* (us) */
+
+#endif
+
+}
+#endif
+
+void rtw_yield_os(void)
+{
+#ifdef PLATFORM_LINUX
+ yield();
+#endif
+#ifdef PLATFORM_FREEBSD
+ yield();
+#endif
+#ifdef PLATFORM_WINDOWS
+ SwitchToThread();
+#endif
+}
+
+#define RTW_SUSPEND_LOCK_NAME "rtw_wifi"
+#define RTW_SUSPEND_EXT_LOCK_NAME "rtw_wifi_ext"
+#define RTW_SUSPEND_RX_LOCK_NAME "rtw_wifi_rx"
+#define RTW_SUSPEND_TRAFFIC_LOCK_NAME "rtw_wifi_traffic"
+#define RTW_SUSPEND_RESUME_LOCK_NAME "rtw_wifi_resume"
+#define RTW_RESUME_SCAN_LOCK_NAME "rtw_wifi_scan"
+#ifdef CONFIG_WAKELOCK
+static struct wake_lock rtw_suspend_lock;
+static struct wake_lock rtw_suspend_ext_lock;
+static struct wake_lock rtw_suspend_rx_lock;
+static struct wake_lock rtw_suspend_traffic_lock;
+static struct wake_lock rtw_suspend_resume_lock;
+static struct wake_lock rtw_resume_scan_lock;
+#elif defined(CONFIG_ANDROID_POWER)
+static android_suspend_lock_t rtw_suspend_lock = {
+ .name = RTW_SUSPEND_LOCK_NAME
+};
+static android_suspend_lock_t rtw_suspend_ext_lock = {
+ .name = RTW_SUSPEND_EXT_LOCK_NAME
+};
+static android_suspend_lock_t rtw_suspend_rx_lock = {
+ .name = RTW_SUSPEND_RX_LOCK_NAME
+};
+static android_suspend_lock_t rtw_suspend_traffic_lock = {
+ .name = RTW_SUSPEND_TRAFFIC_LOCK_NAME
+};
+static android_suspend_lock_t rtw_suspend_resume_lock = {
+ .name = RTW_SUSPEND_RESUME_LOCK_NAME
+};
+static android_suspend_lock_t rtw_resume_scan_lock = {
+ .name = RTW_RESUME_SCAN_LOCK_NAME
+};
+#endif
+
+inline void rtw_suspend_lock_init(void)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock_init(&rtw_suspend_lock, WAKE_LOCK_SUSPEND, RTW_SUSPEND_LOCK_NAME);
+ wake_lock_init(&rtw_suspend_ext_lock, WAKE_LOCK_SUSPEND, RTW_SUSPEND_EXT_LOCK_NAME);
+ wake_lock_init(&rtw_suspend_rx_lock, WAKE_LOCK_SUSPEND, RTW_SUSPEND_RX_LOCK_NAME);
+ wake_lock_init(&rtw_suspend_traffic_lock, WAKE_LOCK_SUSPEND, RTW_SUSPEND_TRAFFIC_LOCK_NAME);
+ wake_lock_init(&rtw_suspend_resume_lock, WAKE_LOCK_SUSPEND, RTW_SUSPEND_RESUME_LOCK_NAME);
+ wake_lock_init(&rtw_resume_scan_lock, WAKE_LOCK_SUSPEND, RTW_RESUME_SCAN_LOCK_NAME);
+#elif defined(CONFIG_ANDROID_POWER)
+ android_init_suspend_lock(&rtw_suspend_lock);
+ android_init_suspend_lock(&rtw_suspend_ext_lock);
+ android_init_suspend_lock(&rtw_suspend_rx_lock);
+ android_init_suspend_lock(&rtw_suspend_traffic_lock);
+ android_init_suspend_lock(&rtw_suspend_resume_lock);
+ android_init_suspend_lock(&rtw_resume_scan_lock);
+#endif
+}
+
+inline void rtw_suspend_lock_uninit(void)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock_destroy(&rtw_suspend_lock);
+ wake_lock_destroy(&rtw_suspend_ext_lock);
+ wake_lock_destroy(&rtw_suspend_rx_lock);
+ wake_lock_destroy(&rtw_suspend_traffic_lock);
+ wake_lock_destroy(&rtw_suspend_resume_lock);
+ wake_lock_destroy(&rtw_resume_scan_lock);
+#elif defined(CONFIG_ANDROID_POWER)
+ android_uninit_suspend_lock(&rtw_suspend_lock);
+ android_uninit_suspend_lock(&rtw_suspend_ext_lock);
+ android_uninit_suspend_lock(&rtw_suspend_rx_lock);
+ android_uninit_suspend_lock(&rtw_suspend_traffic_lock);
+ android_uninit_suspend_lock(&rtw_suspend_resume_lock);
+ android_uninit_suspend_lock(&rtw_resume_scan_lock);
+#endif
+}
+
+inline void rtw_lock_suspend(void)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock(&rtw_suspend_lock);
+#elif defined(CONFIG_ANDROID_POWER)
+ android_lock_suspend(&rtw_suspend_lock);
+#endif
+
+#if defined(CONFIG_WAKELOCK) || defined(CONFIG_ANDROID_POWER)
+ /* RTW_INFO("####%s: suspend_lock_count:%d####\n", __FUNCTION__, rtw_suspend_lock.stat.count); */
+#endif
+}
+
+inline void rtw_unlock_suspend(void)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_unlock(&rtw_suspend_lock);
+#elif defined(CONFIG_ANDROID_POWER)
+ android_unlock_suspend(&rtw_suspend_lock);
+#endif
+
+#if defined(CONFIG_WAKELOCK) || defined(CONFIG_ANDROID_POWER)
+ /* RTW_INFO("####%s: suspend_lock_count:%d####\n", __FUNCTION__, rtw_suspend_lock.stat.count); */
+#endif
+}
+
+inline void rtw_resume_lock_suspend(void)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock(&rtw_suspend_resume_lock);
+#elif defined(CONFIG_ANDROID_POWER)
+ android_lock_suspend(&rtw_suspend_resume_lock);
+#endif
+
+#if defined(CONFIG_WAKELOCK) || defined(CONFIG_ANDROID_POWER)
+ /* RTW_INFO("####%s: suspend_lock_count:%d####\n", __FUNCTION__, rtw_suspend_lock.stat.count); */
+#endif
+}
+
+inline void rtw_resume_unlock_suspend(void)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_unlock(&rtw_suspend_resume_lock);
+#elif defined(CONFIG_ANDROID_POWER)
+ android_unlock_suspend(&rtw_suspend_resume_lock);
+#endif
+
+#if defined(CONFIG_WAKELOCK) || defined(CONFIG_ANDROID_POWER)
+ /* RTW_INFO("####%s: suspend_lock_count:%d####\n", __FUNCTION__, rtw_suspend_lock.stat.count); */
+#endif
+}
+
+inline void rtw_lock_suspend_timeout(u32 timeout_ms)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock_timeout(&rtw_suspend_lock, rtw_ms_to_systime(timeout_ms));
+#elif defined(CONFIG_ANDROID_POWER)
+ android_lock_suspend_auto_expire(&rtw_suspend_lock, rtw_ms_to_systime(timeout_ms));
+#endif
+}
+
+inline void rtw_lock_ext_suspend_timeout(u32 timeout_ms)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock_timeout(&rtw_suspend_ext_lock, rtw_ms_to_systime(timeout_ms));
+#elif defined(CONFIG_ANDROID_POWER)
+ android_lock_suspend_auto_expire(&rtw_suspend_ext_lock, rtw_ms_to_systime(timeout_ms));
+#endif
+ /* RTW_INFO("EXT lock timeout:%d\n", timeout_ms); */
+}
+
+inline void rtw_lock_rx_suspend_timeout(u32 timeout_ms)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock_timeout(&rtw_suspend_rx_lock, rtw_ms_to_systime(timeout_ms));
+#elif defined(CONFIG_ANDROID_POWER)
+ android_lock_suspend_auto_expire(&rtw_suspend_rx_lock, rtw_ms_to_systime(timeout_ms));
+#endif
+ /* RTW_INFO("RX lock timeout:%d\n", timeout_ms); */
+}
+
+
+inline void rtw_lock_traffic_suspend_timeout(u32 timeout_ms)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock_timeout(&rtw_suspend_traffic_lock, rtw_ms_to_systime(timeout_ms));
+#elif defined(CONFIG_ANDROID_POWER)
+ android_lock_suspend_auto_expire(&rtw_suspend_traffic_lock, rtw_ms_to_systime(timeout_ms));
+#endif
+ /* RTW_INFO("traffic lock timeout:%d\n", timeout_ms); */
+}
+
+inline void rtw_lock_resume_scan_timeout(u32 timeout_ms)
+{
+#ifdef CONFIG_WAKELOCK
+ wake_lock_timeout(&rtw_resume_scan_lock, rtw_ms_to_systime(timeout_ms));
+#elif defined(CONFIG_ANDROID_POWER)
+ android_lock_suspend_auto_expire(&rtw_resume_scan_lock, rtw_ms_to_systime(timeout_ms));
+#endif
+ /* RTW_INFO("resume scan lock:%d\n", timeout_ms); */
+}
+
+inline void ATOMIC_SET(ATOMIC_T *v, int i)
+{
+#ifdef PLATFORM_LINUX
+ atomic_set(v, i);
+#elif defined(PLATFORM_WINDOWS)
+ *v = i; /* other choice???? */
+#elif defined(PLATFORM_FREEBSD)
+ atomic_set_int(v, i);
+#endif
+}
+
+inline int ATOMIC_READ(ATOMIC_T *v)
+{
+#ifdef PLATFORM_LINUX
+ return atomic_read(v);
+#elif defined(PLATFORM_WINDOWS)
+ return *v; /* other choice???? */
+#elif defined(PLATFORM_FREEBSD)
+ return atomic_load_acq_32(v);
+#endif
+}
+
+inline void ATOMIC_ADD(ATOMIC_T *v, int i)
+{
+#ifdef PLATFORM_LINUX
+ atomic_add(i, v);
+#elif defined(PLATFORM_WINDOWS)
+ InterlockedAdd(v, i);
+#elif defined(PLATFORM_FREEBSD)
+ atomic_add_int(v, i);
+#endif
+}
+inline void ATOMIC_SUB(ATOMIC_T *v, int i)
+{
+#ifdef PLATFORM_LINUX
+ atomic_sub(i, v);
+#elif defined(PLATFORM_WINDOWS)
+ InterlockedAdd(v, -i);
+#elif defined(PLATFORM_FREEBSD)
+ atomic_subtract_int(v, i);
+#endif
+}
+
+inline void ATOMIC_INC(ATOMIC_T *v)
+{
+#ifdef PLATFORM_LINUX
+ atomic_inc(v);
+#elif defined(PLATFORM_WINDOWS)
+ InterlockedIncrement(v);
+#elif defined(PLATFORM_FREEBSD)
+ atomic_add_int(v, 1);
+#endif
+}
+
+inline void ATOMIC_DEC(ATOMIC_T *v)
+{
+#ifdef PLATFORM_LINUX
+ atomic_dec(v);
+#elif defined(PLATFORM_WINDOWS)
+ InterlockedDecrement(v);
+#elif defined(PLATFORM_FREEBSD)
+ atomic_subtract_int(v, 1);
+#endif
+}
+
+inline int ATOMIC_ADD_RETURN(ATOMIC_T *v, int i)
+{
+#ifdef PLATFORM_LINUX
+ return atomic_add_return(i, v);
+#elif defined(PLATFORM_WINDOWS)
+ return InterlockedAdd(v, i);
+#elif defined(PLATFORM_FREEBSD)
+ atomic_add_int(v, i);
+ return atomic_load_acq_32(v);
+#endif
+}
+
+inline int ATOMIC_SUB_RETURN(ATOMIC_T *v, int i)
+{
+#ifdef PLATFORM_LINUX
+ return atomic_sub_return(i, v);
+#elif defined(PLATFORM_WINDOWS)
+ return InterlockedAdd(v, -i);
+#elif defined(PLATFORM_FREEBSD)
+ atomic_subtract_int(v, i);
+ return atomic_load_acq_32(v);
+#endif
+}
+
+inline int ATOMIC_INC_RETURN(ATOMIC_T *v)
+{
+#ifdef PLATFORM_LINUX
+ return atomic_inc_return(v);
+#elif defined(PLATFORM_WINDOWS)
+ return InterlockedIncrement(v);
+#elif defined(PLATFORM_FREEBSD)
+ atomic_add_int(v, 1);
+ return atomic_load_acq_32(v);
+#endif
+}
+
+inline int ATOMIC_DEC_RETURN(ATOMIC_T *v)
+{
+#ifdef PLATFORM_LINUX
+ return atomic_dec_return(v);
+#elif defined(PLATFORM_WINDOWS)
+ return InterlockedDecrement(v);
+#elif defined(PLATFORM_FREEBSD)
+ atomic_subtract_int(v, 1);
+ return atomic_load_acq_32(v);
+#endif
+}
+
+
+#ifdef PLATFORM_LINUX
+/*
+* Open a file with the specific @param path, @param flag, @param mode
+* @param fpp the pointer of struct file pointer to get struct file pointer while file opening is success
+* @param path the path of the file to open
+* @param flag file operation flags, please refer to linux document
+* @param mode please refer to linux document
+* @return Linux specific error code
+*/
+static int openFile(struct file **fpp, char *path, int flag, int mode)
+{
+ struct file *fp;
+
+ fp = filp_open(path, flag, mode);
+ if (IS_ERR(fp)) {
+ *fpp = NULL;
+ return PTR_ERR(fp);
+ } else {
+ *fpp = fp;
+ return 0;
+ }
+}
+
+/*
+* Close the file with the specific @param fp
+* @param fp the pointer of struct file to close
+* @return always 0
+*/
+static int closeFile(struct file *fp)
+{
+ filp_close(fp, NULL);
+ return 0;
+}
+
+static int readFile(struct file *fp, char *buf, int len)
+{
+ int rlen = 0, sum = 0;
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 1, 0))
+ if (!(fp->f_mode & FMODE_CAN_READ))
+#else
+ if (!fp->f_op || !fp->f_op->read)
+#endif
+ return -EPERM;
+
+ while (sum < len) {
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 1, 0))
+ rlen = __vfs_read(fp, buf + sum, len - sum, &fp->f_pos);
+#else
+ rlen = fp->f_op->read(fp, buf + sum, len - sum, &fp->f_pos);
+#endif
+ if (rlen > 0)
+ sum += rlen;
+ else if (0 != rlen)
+ return rlen;
+ else
+ break;
+ }
+
+ return sum;
+
+}
+
+static int writeFile(struct file *fp, char *buf, int len)
+{
+ int wlen = 0, sum = 0;
+
+ if (!fp->f_op || !fp->f_op->write)
+ return -EPERM;
+
+ while (sum < len) {
+ wlen = fp->f_op->write(fp, buf + sum, len - sum, &fp->f_pos);
+ if (wlen > 0)
+ sum += wlen;
+ else if (0 != wlen)
+ return wlen;
+ else
+ break;
+ }
+
+ return sum;
+
+}
+
+/*
+* Test if the specifi @param path is a file and readable
+* @param path the path of the file to test
+* @return Linux specific error code
+*/
+static int isFileReadable(char *path)
+{
+ struct file *fp;
+ int ret = 0;
+ mm_segment_t oldfs;
+ char buf;
+
+ fp = filp_open(path, O_RDONLY, 0);
+ if (IS_ERR(fp))
+ ret = PTR_ERR(fp);
+ else {
+ oldfs = get_fs();
+ set_fs(get_ds());
+
+ if (1 != readFile(fp, &buf, 1))
+ ret = PTR_ERR(fp);
+
+ set_fs(oldfs);
+ filp_close(fp, NULL);
+ }
+ return ret;
+}
+
+/*
+* Open the file with @param path and retrive the file content into memory starting from @param buf for @param sz at most
+* @param path the path of the file to open and read
+* @param buf the starting address of the buffer to store file content
+* @param sz how many bytes to read at most
+* @return the byte we've read, or Linux specific error code
+*/
+static int retriveFromFile(char *path, u8 *buf, u32 sz)
+{
+ int ret = -1;
+ mm_segment_t oldfs;
+ struct file *fp;
+
+ if (path && buf) {
+ ret = openFile(&fp, path, O_RDONLY, 0);
+ if (0 == ret) {
+ RTW_INFO("%s openFile path:%s fp=%p\n", __FUNCTION__, path , fp);
+
+ oldfs = get_fs();
+ set_fs(get_ds());
+ ret = readFile(fp, buf, sz);
+ set_fs(oldfs);
+ closeFile(fp);
+
+ RTW_INFO("%s readFile, ret:%d\n", __FUNCTION__, ret);
+
+ } else
+ RTW_INFO("%s openFile path:%s Fail, ret:%d\n", __FUNCTION__, path, ret);
+ } else {
+ RTW_INFO("%s NULL pointer\n", __FUNCTION__);
+ ret = -EINVAL;
+ }
+ return ret;
+}
+
+/*
+* Open the file with @param path and wirte @param sz byte of data starting from @param buf into the file
+* @param path the path of the file to open and write
+* @param buf the starting address of the data to write into file
+* @param sz how many bytes to write at most
+* @return the byte we've written, or Linux specific error code
+*/
+static int storeToFile(char *path, u8 *buf, u32 sz)
+{
+ int ret = 0;
+ mm_segment_t oldfs;
+ struct file *fp;
+
+ if (path && buf) {
+ ret = openFile(&fp, path, O_CREAT | O_WRONLY, 0666);
+ if (0 == ret) {
+ RTW_INFO("%s openFile path:%s fp=%p\n", __FUNCTION__, path , fp);
+
+ oldfs = get_fs();
+ set_fs(get_ds());
+ ret = writeFile(fp, buf, sz);
+ set_fs(oldfs);
+ closeFile(fp);
+
+ RTW_INFO("%s writeFile, ret:%d\n", __FUNCTION__, ret);
+
+ } else
+ RTW_INFO("%s openFile path:%s Fail, ret:%d\n", __FUNCTION__, path, ret);
+ } else {
+ RTW_INFO("%s NULL pointer\n", __FUNCTION__);
+ ret = -EINVAL;
+ }
+ return ret;
+}
+#endif /* PLATFORM_LINUX */
+
+/*
+* Test if the specifi @param path is a file and readable
+* @param path the path of the file to test
+* @return _TRUE or _FALSE
+*/
+int rtw_is_file_readable(char *path)
+{
+#ifdef PLATFORM_LINUX
+ if (isFileReadable(path) == 0)
+ return _TRUE;
+ else
+ return _FALSE;
+#else
+ /* Todo... */
+ return _FALSE;
+#endif
+}
+
+/*
+* Open the file with @param path and retrive the file content into memory starting from @param buf for @param sz at most
+* @param path the path of the file to open and read
+* @param buf the starting address of the buffer to store file content
+* @param sz how many bytes to read at most
+* @return the byte we've read
+*/
+int rtw_retrieve_from_file(char *path, u8 *buf, u32 sz)
+{
+#ifdef PLATFORM_LINUX
+ int ret = retriveFromFile(path, buf, sz);
+ return ret >= 0 ? ret : 0;
+#else
+ /* Todo... */
+ return 0;
+#endif
+}
+
+/*
+* Open the file with @param path and wirte @param sz byte of data starting from @param buf into the file
+* @param path the path of the file to open and write
+* @param buf the starting address of the data to write into file
+* @param sz how many bytes to write at most
+* @return the byte we've written
+*/
+int rtw_store_to_file(char *path, u8 *buf, u32 sz)
+{
+#ifdef PLATFORM_LINUX
+ int ret = storeToFile(path, buf, sz);
+ return ret >= 0 ? ret : 0;
+#else
+ /* Todo... */
+ return 0;
+#endif
+}
+
+#ifdef PLATFORM_LINUX
+struct net_device *rtw_alloc_etherdev_with_old_priv(int sizeof_priv, void *old_priv)
+{
+ struct net_device *pnetdev;
+ struct rtw_netdev_priv_indicator *pnpi;
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
+ pnetdev = alloc_etherdev_mq(sizeof(struct rtw_netdev_priv_indicator), 4);
+#else
+ pnetdev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator));
+#endif
+ if (!pnetdev)
+ goto RETURN;
+
+ pnpi = netdev_priv(pnetdev);
+ pnpi->priv = old_priv;
+ pnpi->sizeof_priv = sizeof_priv;
+
+RETURN:
+ return pnetdev;
+}
+
+struct net_device *rtw_alloc_etherdev(int sizeof_priv)
+{
+ struct net_device *pnetdev;
+ struct rtw_netdev_priv_indicator *pnpi;
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
+ pnetdev = alloc_etherdev_mq(sizeof(struct rtw_netdev_priv_indicator), 4);
+#else
+ pnetdev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator));
+#endif
+ if (!pnetdev)
+ goto RETURN;
+
+ pnpi = netdev_priv(pnetdev);
+
+ pnpi->priv = rtw_zvmalloc(sizeof_priv);
+ if (!pnpi->priv) {
+ free_netdev(pnetdev);
+ pnetdev = NULL;
+ goto RETURN;
+ }
+
+ pnpi->sizeof_priv = sizeof_priv;
+RETURN:
+ return pnetdev;
+}
+
+void rtw_free_netdev(struct net_device *netdev)
+{
+ struct rtw_netdev_priv_indicator *pnpi;
+
+ if (!netdev)
+ goto RETURN;
+
+ pnpi = netdev_priv(netdev);
+
+ if (!pnpi->priv)
+ goto RETURN;
+
+ free_netdev(netdev);
+
+RETURN:
+ return;
+}
+
+/*
+* Jeff: this function should be called under ioctl (rtnl_lock is accquired) while
+* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
+*/
+int rtw_change_ifname(_adapter *padapter, const char *ifname)
+{
+ struct net_device *pnetdev;
+ struct net_device *cur_pnetdev;
+ struct rereg_nd_name_data *rereg_priv;
+ int ret;
+
+ if (!padapter)
+ goto error;
+
+ cur_pnetdev = padapter->pnetdev;
+ rereg_priv = &padapter->rereg_nd_name_priv;
+
+ /* free the old_pnetdev */
+ if (rereg_priv->old_pnetdev) {
+ free_netdev(rereg_priv->old_pnetdev);
+ rereg_priv->old_pnetdev = NULL;
+ }
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26))
+ if (!rtnl_is_locked())
+ unregister_netdev(cur_pnetdev);
+ else
+#endif
+ unregister_netdevice(cur_pnetdev);
+
+ rereg_priv->old_pnetdev = cur_pnetdev;
+
+ pnetdev = rtw_init_netdev(padapter);
+ if (!pnetdev) {
+ ret = -1;
+ goto error;
+ }
+
+ SET_NETDEV_DEV(pnetdev, dvobj_to_dev(adapter_to_dvobj(padapter)));
+
+ rtw_init_netdev_name(pnetdev, ifname);
+
+ _rtw_memcpy(pnetdev->dev_addr, adapter_mac_addr(padapter), ETH_ALEN);
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26))
+ if (!rtnl_is_locked())
+ ret = register_netdev(pnetdev);
+ else
+#endif
+ ret = register_netdevice(pnetdev);
+
+ if (ret != 0) {
+ RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("register_netdev() failed\n"));
+ goto error;
+ }
+
+ return 0;
+
+error:
+
+ return -1;
+
+}
+#endif
+
+#ifdef PLATFORM_FREEBSD
+/*
+ * Copy a buffer from userspace and write into kernel address
+ * space.
+ *
+ * This emulation just calls the FreeBSD copyin function (to
+ * copy data from user space buffer into a kernel space buffer)
+ * and is designed to be used with the above io_write_wrapper.
+ *
+ * This function should return the number of bytes not copied.
+ * I.e. success results in a zero value.
+ * Negative error values are not returned.
+ */
+unsigned long
+copy_from_user(void *to, const void *from, unsigned long n)
+{
+ if (copyin(from, to, n) != 0) {
+ /* Any errors will be treated as a failure
+ to copy any of the requested bytes */
+ return n;
+ }
+
+ return 0;
+}
+
+unsigned long
+copy_to_user(void *to, const void *from, unsigned long n)
+{
+ if (copyout(from, to, n) != 0) {
+ /* Any errors will be treated as a failure
+ to copy any of the requested bytes */
+ return n;
+ }
+
+ return 0;
+}
+
+
+/*
+ * The usb_register and usb_deregister functions are used to register
+ * usb drivers with the usb subsystem. In this compatibility layer
+ * emulation a list of drivers (struct usb_driver) is maintained
+ * and is used for probing/attaching etc.
+ *
+ * usb_register and usb_deregister simply call these functions.
+ */
+int
+usb_register(struct usb_driver *driver)
+{
+ rtw_usb_linux_register(driver);
+ return 0;
+}
+
+
+int
+usb_deregister(struct usb_driver *driver)
+{
+ rtw_usb_linux_deregister(driver);
+ return 0;
+}
+
+void module_init_exit_wrapper(void *arg)
+{
+ int (*func)(void) = arg;
+ func();
+ return;
+}
+
+#endif /* PLATFORM_FREEBSD */
+
+#ifdef CONFIG_PLATFORM_SPRD
+ #ifdef do_div
+ #undef do_div
+ #endif
+ #include <asm-generic/div64.h>
+#endif
+
+u64 rtw_modular64(u64 x, u64 y)
+{
+#ifdef PLATFORM_LINUX
+ return do_div(x, y);
+#elif defined(PLATFORM_WINDOWS)
+ return x % y;
+#elif defined(PLATFORM_FREEBSD)
+ return x % y;
+#endif
+}
+
+u64 rtw_division64(u64 x, u64 y)
+{
+#ifdef PLATFORM_LINUX
+ do_div(x, y);
+ return x;
+#elif defined(PLATFORM_WINDOWS)
+ return x / y;
+#elif defined(PLATFORM_FREEBSD)
+ return x / y;
+#endif
+}
+
+inline u32 rtw_random32(void)
+{
+#ifdef PLATFORM_LINUX
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))
+ return prandom_u32();
+#elif (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 18))
+ u32 random_int;
+ get_random_bytes(&random_int , 4);
+ return random_int;
+#else
+ return random32();
+#endif
+#elif defined(PLATFORM_WINDOWS)
+#error "to be implemented\n"
+#elif defined(PLATFORM_FREEBSD)
+#error "to be implemented\n"
+#endif
+}
+
+void rtw_buf_free(u8 **buf, u32 *buf_len)
+{
+ u32 ori_len;
+
+ if (!buf || !buf_len)
+ return;
+
+ ori_len = *buf_len;
+
+ if (*buf) {
+ u32 tmp_buf_len = *buf_len;
+ *buf_len = 0;
+ rtw_mfree(*buf, tmp_buf_len);
+ *buf = NULL;
+ }
+}
+
+void rtw_buf_update(u8 **buf, u32 *buf_len, u8 *src, u32 src_len)
+{
+ u32 ori_len = 0, dup_len = 0;
+ u8 *ori = NULL;
+ u8 *dup = NULL;
+
+ if (!buf || !buf_len)
+ return;
+
+ if (!src || !src_len)
+ goto keep_ori;
+
+ /* duplicate src */
+ dup = rtw_malloc(src_len);
+ if (dup) {
+ dup_len = src_len;
+ _rtw_memcpy(dup, src, dup_len);
+ }
+
+keep_ori:
+ ori = *buf;
+ ori_len = *buf_len;
+
+ /* replace buf with dup */
+ *buf_len = 0;
+ *buf = dup;
+ *buf_len = dup_len;
+
+ /* free ori */
+ if (ori && ori_len > 0)
+ rtw_mfree(ori, ori_len);
+}
+
+
+/**
+ * rtw_cbuf_full - test if cbuf is full
+ * @cbuf: pointer of struct rtw_cbuf
+ *
+ * Returns: _TRUE if cbuf is full
+ */
+inline bool rtw_cbuf_full(struct rtw_cbuf *cbuf)
+{
+ return (cbuf->write == cbuf->read - 1) ? _TRUE : _FALSE;
+}
+
+/**
+ * rtw_cbuf_empty - test if cbuf is empty
+ * @cbuf: pointer of struct rtw_cbuf
+ *
+ * Returns: _TRUE if cbuf is empty
+ */
+inline bool rtw_cbuf_empty(struct rtw_cbuf *cbuf)
+{
+ return (cbuf->write == cbuf->read) ? _TRUE : _FALSE;
+}
+
+/**
+ * rtw_cbuf_push - 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_push(struct rtw_cbuf *cbuf, void *buf)
+{
+ if (rtw_cbuf_full(cbuf))
+ return _FAIL;
+
+ if (0)
+ RTW_INFO("%s on %u\n", __func__, cbuf->write);
+ cbuf->bufs[cbuf->write] = buf;
+ cbuf->write = (cbuf->write + 1) % cbuf->size;
+
+ return _SUCCESS;
+}
+
+/**
+ * rtw_cbuf_pop - 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_pop(struct rtw_cbuf *cbuf)
+{
+ void *buf;
+ if (rtw_cbuf_empty(cbuf))
+ return NULL;
+
+ if (0)
+ RTW_INFO("%s on %u\n", __func__, cbuf->read);
+ buf = cbuf->bufs[cbuf->read];
+ cbuf->read = (cbuf->read + 1) % cbuf->size;
+
+ return buf;
+}
+
+/**
+ * rtw_cbuf_alloc - 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_alloc(u32 size)
+{
+ struct rtw_cbuf *cbuf;
+
+ cbuf = (struct rtw_cbuf *)rtw_malloc(sizeof(*cbuf) + sizeof(void *) * size);
+
+ if (cbuf) {
+ cbuf->write = 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)
+{
+ rtw_mfree((u8 *)cbuf, sizeof(*cbuf) + sizeof(void *) * cbuf->size);
+}
+
+/**
+* IsHexDigit -
+*
+* Return TRUE if chTmp is represent for hex digit
+* FALSE otherwise.
+*/
+inline BOOLEAN IsHexDigit(char chTmp)
+{
+ if ((chTmp >= '0' && chTmp <= '9') ||
+ (chTmp >= 'a' && chTmp <= 'f') ||
+ (chTmp >= 'A' && chTmp <= 'F'))
+ return _TRUE;
+ else
+ return _FALSE;
+}
+
+/**
+* is_alpha -
+*
+* Return TRUE if chTmp is represent for alphabet
+* FALSE otherwise.
+*/
+inline BOOLEAN is_alpha(char chTmp)
+{
+ if ((chTmp >= 'a' && chTmp <= 'z') ||
+ (chTmp >= 'A' && chTmp <= 'Z'))
+ return _TRUE;
+ else
+ return _FALSE;
+}
+
+inline char alpha_to_upper(char c)
+{
+ if ((c >= 'a' && c <= 'z'))
+ c = 'A' + (c - 'a');
+ return c;
+}
projects / firefly-linux-kernel-4.4.55.git / blobdiff