Add rtl8821ce driver version 5.5.2

[android-x86/external-kernel-drivers.git] / rtl8821ce / os_dep / linux / rtw_rhashtable.h

diff --git a/rtl8821ce/os_dep/linux/rtw_rhashtable.h b/rtl8821ce/os_dep/linux/rtw_rhashtable.h
new file mode 100644 (file)
index 0000000..82bff49
--- /dev/null
+++ b/rtl8821ce/os_dep/linux/rtw_rhashtable.h
@@ -0,0 +1,54 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2017 Realtek Corporation.
+ *
+ * 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.
+ *
+ *****************************************************************************/
+#ifndef __RTW_RHASHTABLE_H__
+#define __RTW_RHASHTABLE_H__
+
+#ifdef CONFIG_RTW_MESH /* for now, only promised for kernel versions we support mesh */
+
+/* directly reference rhashtable in kernel */
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0))
+#include <linux/rhashtable.h>
+#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0)) */
+
+/* Use rhashtable from kernel 4.4 */
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 4, 0))
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 0, 0))
+#define NULLS_MARKER(value) (1UL | (((long)value) << 1))
+#endif
+#include "rhashtable.h"
+#endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(4, 4, 0)) */
+
+typedef struct rhashtable rtw_rhashtable;
+typedef struct rhash_head rtw_rhash_head;
+typedef struct rhashtable_params rtw_rhashtable_params;
+
+#define rtw_rhashtable_init(ht, params) rhashtable_init(ht, params)
+
+typedef struct rhashtable_iter rtw_rhashtable_iter;
+
+int rtw_rhashtable_walk_enter(rtw_rhashtable *ht, rtw_rhashtable_iter *iter);
+#define rtw_rhashtable_walk_exit(iter) rhashtable_walk_exit(iter)
+#define rtw_rhashtable_walk_start(iter) rhashtable_walk_start(iter)
+#define rtw_rhashtable_walk_next(iter) rhashtable_walk_next(iter)
+#define rtw_rhashtable_walk_stop(iter) rhashtable_walk_stop(iter)
+
+#define rtw_rhashtable_free_and_destroy(ht, free_fn, arg) rhashtable_free_and_destroy((ht), (free_fn), (arg))
+#define rtw_rhashtable_lookup_fast(ht, key, params) rhashtable_lookup_fast((ht), (key), (params))
+#define rtw_rhashtable_lookup_insert_fast(ht, obj, params) rhashtable_lookup_insert_fast((ht), (obj), (params))
+#define rtw_rhashtable_remove_fast(ht, obj, params) rhashtable_remove_fast((ht), (obj), (params))
+
+#endif /* CONFIG_RTW_MESH */
+
+#endif /* __RTW_RHASHTABLE_H__ */