staging: brcm80211: Remove unnecessary bitfuncs.h

This header file is no longer included anywhere.

Signed-off-by: Henry Ptasinski <henryp@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/brcm80211/include/bitfuncs.h b/drivers/staging/brcm80211/include/bitfuncs.h
deleted file mode 100644 (file)
index faa1e6d..0000000
--- a/drivers/staging/brcm80211/include/bitfuncs.h
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifndef _BITFUNCS_H
-#define _BITFUNCS_H
-
-#include <typedefs.h>
-
-/* local prototypes */
-static inline uint32 find_msbit(uint32 x);
-
-/*
- * find_msbit: returns index of most significant set bit in x, with index
- *   range defined as 0-31.  NOTE: returns zero if input is zero.
- */
-
-#if defined(USE_PENTIUM_BSR) && defined(__GNUC__)
-
-/*
- * Implementation for Pentium processors and gcc.  Note that this
- * instruction is actually very slow on some processors (e.g., family 5,
- * model 2, stepping 12, "Pentium 75 - 200"), so we use the generic
- * implementation instead.
- */
-static inline uint32 find_msbit(uint32 x)
-{
-       uint msbit;
- __asm__("bsrl %1,%0" : "=r"(msbit)
- :             "r"(x));
-       return msbit;
-}
-
-#else                          /* !USE_PENTIUM_BSR || !__GNUC__ */
-
-/*
- * Generic Implementation
- */
-
-#define DB_POW_MASK16  0xffff0000
-#define DB_POW_MASK8   0x0000ff00
-#define DB_POW_MASK4   0x000000f0
-#define DB_POW_MASK2   0x0000000c
-#define DB_POW_MASK1   0x00000002
-
-static inline uint32 find_msbit(uint32 x)
-{
-       uint32 temp_x = x;
-       uint msbit = 0;
-       if (temp_x & DB_POW_MASK16) {
-               temp_x >>= 16;
-               msbit = 16;
-       }
-       if (temp_x & DB_POW_MASK8) {
-               temp_x >>= 8;
-               msbit += 8;
-       }
-       if (temp_x & DB_POW_MASK4) {
-               temp_x >>= 4;
-               msbit += 4;
-       }
-       if (temp_x & DB_POW_MASK2) {
-               temp_x >>= 2;
-               msbit += 2;
-       }
-       if (temp_x & DB_POW_MASK1) {
-               msbit += 1;
-       }
-       return msbit;
-}
-
-#endif                         /* USE_PENTIUM_BSR && __GNUC__ */
-
-#endif                         /* _BITFUNCS_H */