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Diffstat (limited to 'drivers/staging/rtl8188eu/include/basic_types.h')
-rw-r--r--drivers/staging/rtl8188eu/include/basic_types.h134
1 files changed, 134 insertions, 0 deletions
diff --git a/drivers/staging/rtl8188eu/include/basic_types.h b/drivers/staging/rtl8188eu/include/basic_types.h
new file mode 100644
index 0000000..b69b45d
--- /dev/null
+++ b/drivers/staging/rtl8188eu/include/basic_types.h
@@ -0,0 +1,134 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ ******************************************************************************/
+#ifndef __BASIC_TYPES_H__
+#define __BASIC_TYPES_H__
+
+#include <linux/types.h>
+#define NDIS_OID uint
+
+/* port from fw */
+/* TODO: Macros Below are Sync from SD7-Driver. It is necessary
+ * to check correctness
+ */
+
+/*
+ * Call endian free function when
+ * 1. Read/write packet content.
+ * 2. Before write integer to IO.
+ * 3. After read integer from IO.
+ */
+
+/* Convert little data endian to host ordering */
+#define EF1BYTE(_val) \
+ ((u8)(_val))
+#define EF2BYTE(_val) \
+ (le16_to_cpu(_val))
+#define EF4BYTE(_val) \
+ (le32_to_cpu(_val))
+
+/* Create a bit mask
+ * Examples:
+ * BIT_LEN_MASK_32(0) => 0x00000000
+ * BIT_LEN_MASK_32(1) => 0x00000001
+ * BIT_LEN_MASK_32(2) => 0x00000003
+ * BIT_LEN_MASK_32(32) => 0xFFFFFFFF
+ */
+#define BIT_LEN_MASK_32(__bitlen) \
+ (0xFFFFFFFF >> (32 - (__bitlen)))
+#define BIT_LEN_MASK_16(__bitlen) \
+ (0xFFFF >> (16 - (__bitlen)))
+#define BIT_LEN_MASK_8(__bitlen) \
+ (0xFF >> (8 - (__bitlen)))
+
+/* Create an offset bit mask
+ * Examples:
+ * BIT_OFFSET_LEN_MASK_32(0, 2) => 0x00000003
+ * BIT_OFFSET_LEN_MASK_32(16, 2) => 0x00030000
+ */
+#define BIT_OFFSET_LEN_MASK_32(__bitoffset, __bitlen) \
+ (BIT_LEN_MASK_32(__bitlen) << (__bitoffset))
+#define BIT_OFFSET_LEN_MASK_16(__bitoffset, __bitlen) \
+ (BIT_LEN_MASK_16(__bitlen) << (__bitoffset))
+#define BIT_OFFSET_LEN_MASK_8(__bitoffset, __bitlen) \
+ (BIT_LEN_MASK_8(__bitlen) << (__bitoffset))
+
+/*Description:
+ * Return 4-byte value in host byte ordering from
+ * 4-byte pointer in little-endian system.
+ */
+#define LE_P4BYTE_TO_HOST_4BYTE(__pstart) \
+ (EF4BYTE(*((__le32 *)(__pstart))))
+#define LE_P2BYTE_TO_HOST_2BYTE(__pstart) \
+ (EF2BYTE(*((__le16 *)(__pstart))))
+#define LE_P1BYTE_TO_HOST_1BYTE(__pstart) \
+ (EF1BYTE(*((u8 *)(__pstart))))
+
+/* Description:
+ * Translate subfield (continuous bits in little-endian) of 4-byte
+ * value to host byte ordering.
+ */
+#define LE_BITS_TO_4BYTE(__pstart, __bitoffset, __bitlen) \
+ ( \
+ (LE_P4BYTE_TO_HOST_4BYTE(__pstart) >> (__bitoffset)) & \
+ BIT_LEN_MASK_32(__bitlen) \
+ )
+#define LE_BITS_TO_2BYTE(__pstart, __bitoffset, __bitlen) \
+ ( \
+ (LE_P2BYTE_TO_HOST_2BYTE(__pstart) >> (__bitoffset)) & \
+ BIT_LEN_MASK_16(__bitlen) \
+ )
+#define LE_BITS_TO_1BYTE(__pstart, __bitoffset, __bitlen) \
+ ( \
+ (LE_P1BYTE_TO_HOST_1BYTE(__pstart) >> (__bitoffset)) & \
+ BIT_LEN_MASK_8(__bitlen) \
+ )
+
+/* Description:
+ * Mask subfield (continuous bits in little-endian) of 4-byte value
+ * and return the result in 4-byte value in host byte ordering.
+ */
+#define LE_BITS_CLEARED_TO_4BYTE(__pstart, __bitoffset, __bitlen) \
+ ( \
+ LE_P4BYTE_TO_HOST_4BYTE(__pstart) & \
+ (~BIT_OFFSET_LEN_MASK_32(__bitoffset, __bitlen)) \
+ )
+#define LE_BITS_CLEARED_TO_2BYTE(__pstart, __bitoffset, __bitlen) \
+ ( \
+ LE_P2BYTE_TO_HOST_2BYTE(__pstart) & \
+ (~BIT_OFFSET_LEN_MASK_16(__bitoffset, __bitlen)) \
+ )
+#define LE_BITS_CLEARED_TO_1BYTE(__pstart, __bitoffset, __bitlen) \
+ ( \
+ LE_P1BYTE_TO_HOST_1BYTE(__pstart) & \
+ (~BIT_OFFSET_LEN_MASK_8(__bitoffset, __bitlen)) \
+ )
+
+/* Description:
+ * Set subfield of little-endian 4-byte value to specified value.
+ */
+#define SET_BITS_TO_LE_4BYTE(__pstart, __bitoffset, __bitlen, __val) \
+ *((u32 *)(__pstart)) = \
+ ( \
+ LE_BITS_CLEARED_TO_4BYTE(__pstart, __bitoffset, __bitlen) | \
+ ((((u32)__val) & BIT_LEN_MASK_32(__bitlen)) << (__bitoffset)) \
+ )
+
+#define SET_BITS_TO_LE_2BYTE(__pstart, __bitoffset, __bitlen, __val) \
+ *((u16 *)(__pstart)) = \
+ ( \
+ LE_BITS_CLEARED_TO_2BYTE(__pstart, __bitoffset, __bitlen) | \
+ ((((u16)__val) & BIT_LEN_MASK_16(__bitlen)) << (__bitoffset)) \
+ );
+
+#define SET_BITS_TO_LE_1BYTE(__pstart, __bitoffset, __bitlen, __val) \
+ *((u8 *)(__pstart)) = EF1BYTE \
+ ( \
+ LE_BITS_CLEARED_TO_1BYTE(__pstart, __bitoffset, __bitlen) | \
+ ((((u8)__val) & BIT_LEN_MASK_8(__bitlen)) << (__bitoffset)) \
+ )
+
+#endif /* __BASIC_TYPES_H__ */