linux-kernel - [PATCH v3 2/2] staging: r8188eu: remove unused macros

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Date:   Tue, 14 Jun 2022 17:58:45 +0200
From:   Nam Cao <namcaov@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     dan.carpenter@...cle.com, linux-kernel@...r.kernel.org,
        linux-staging@...ts.linux.dev, namcaov@...il.com,
        phil@...lpotter.co.uk, Larry.Finger@...inger.net,
        paskripkin@...il.com
Subject: [PATCH v3 2/2] staging: r8188eu: remove unused macros

Remove LE_BITS_TO_1BYTE and relevant macros because they are not used
anywhere.

Signed-off-by: Nam Cao <namcaov@...il.com>
---
 drivers/staging/r8188eu/include/basic_types.h | 31 -------------------
 1 file changed, 31 deletions(-)

diff --git a/drivers/staging/r8188eu/include/basic_types.h b/drivers/staging/r8188eu/include/basic_types.h
index cfd15ac1d9c0..0b71e2c6e41a 100644
--- a/drivers/staging/r8188eu/include/basic_types.h
+++ b/drivers/staging/r8188eu/include/basic_types.h
@@ -13,37 +13,6 @@ typedef void (*proc_t)(void *);
 /*  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))
-
-/* Create a bit mask  */
-#define BIT_LEN_MASK_8(__bitlen) \
-	(0xFF >> (8 - (__bitlen)))
-
-/*Description:
- * Return 4-byte value in host byte ordering from
- * 4-byte pointer in little-endian system.
- */
-#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_1BYTE(__pstart, __bitoffset, __bitlen) \
-	( \
-		(LE_P1BYTE_TO_HOST_1BYTE(__pstart) >> (__bitoffset)) & \
-		BIT_LEN_MASK_8(__bitlen) \
-	)
-
 #define	N_BYTE_ALIGMENT(__value, __aligment) ((__aligment == 1) ? \
 	(__value) : (((__value + __aligment - 1) / __aligment) * __aligment))
 
-- 
2.25.1