Use the newly added linux/bitfield.h. Signed-off-by: Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx> --- drivers/net/wireless/mediatek/mt7601u/dma.h | 2 - drivers/net/wireless/mediatek/mt7601u/mt7601u.h | 5 +- drivers/net/wireless/mediatek/mt7601u/util.h | 77 ------------------------- 3 files changed, 4 insertions(+), 80 deletions(-) delete mode 100644 drivers/net/wireless/mediatek/mt7601u/util.h diff --git a/drivers/net/wireless/mediatek/mt7601u/dma.h b/drivers/net/wireless/mediatek/mt7601u/dma.h index 978e8a90b87f..166ac71905d2 100644 --- a/drivers/net/wireless/mediatek/mt7601u/dma.h +++ b/drivers/net/wireless/mediatek/mt7601u/dma.h @@ -18,8 +18,6 @@ #include <asm/unaligned.h> #include <linux/skbuff.h> -#include "util.h" - #define MT_DMA_HDR_LEN 4 #define MT_RX_INFO_LEN 4 #define MT_FCE_INFO_LEN 4 diff --git a/drivers/net/wireless/mediatek/mt7601u/mt7601u.h b/drivers/net/wireless/mediatek/mt7601u/mt7601u.h index 428bd2f10b7b..5ef62e02ce66 100644 --- a/drivers/net/wireless/mediatek/mt7601u/mt7601u.h +++ b/drivers/net/wireless/mediatek/mt7601u/mt7601u.h @@ -15,6 +15,7 @@ #ifndef MT7601U_H #define MT7601U_H +#include <linux/bitfield.h> #include <linux/kernel.h> #include <linux/device.h> #include <linux/mutex.h> @@ -24,7 +25,6 @@ #include <linux/debugfs.h> #include "regs.h" -#include "util.h" #define MT_CALIBRATE_INTERVAL (4 * HZ) @@ -282,6 +282,9 @@ struct mt7601u_rxwi; extern const struct ieee80211_ops mt7601u_ops; +#define MT76_SET FIELD_PUT +#define MT76_GET FIELD_GET + void mt7601u_init_debugfs(struct mt7601u_dev *dev); u32 mt7601u_rr(struct mt7601u_dev *dev, u32 offset); diff --git a/drivers/net/wireless/mediatek/mt7601u/util.h b/drivers/net/wireless/mediatek/mt7601u/util.h deleted file mode 100644 index b89140bf1210..000000000000 --- a/drivers/net/wireless/mediatek/mt7601u/util.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Copyright (C) 2014 Felix Fietkau <nbd@xxxxxxxxxxx> - * Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@xxxxxxxxx> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * 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 __MT76_UTIL_H -#define __MT76_UTIL_H - -/* - * Power of two check, this will check - * if the mask that has been given contains and contiguous set of bits. - * Note that we cannot use the is_power_of_2() function since this - * check must be done at compile-time. - */ -#define is_power_of_two(x) ( !((x) & ((x)-1)) ) -#define low_bit_mask(x) ( ((x)-1) & ~(x) ) -#define is_valid_mask(x) is_power_of_two(1LU + (x) + low_bit_mask(x)) - -/* - * Macros to find first set bit in a variable. - * These macros behave the same as the __ffs() functions but - * the most important difference that this is done during - * compile-time rather then run-time. - */ -#define compile_ffs2(__x) \ - __builtin_choose_expr(((__x) & 0x1), 0, 1) - -#define compile_ffs4(__x) \ - __builtin_choose_expr(((__x) & 0x3), \ - (compile_ffs2((__x))), \ - (compile_ffs2((__x) >> 2) + 2)) - -#define compile_ffs8(__x) \ - __builtin_choose_expr(((__x) & 0xf), \ - (compile_ffs4((__x))), \ - (compile_ffs4((__x) >> 4) + 4)) - -#define compile_ffs16(__x) \ - __builtin_choose_expr(((__x) & 0xff), \ - (compile_ffs8((__x))), \ - (compile_ffs8((__x) >> 8) + 8)) - -#define compile_ffs32(__x) \ - __builtin_choose_expr(((__x) & 0xffff), \ - (compile_ffs16((__x))), \ - (compile_ffs16((__x) >> 16) + 16)) - -/* - * This macro will check the requirements for the FIELD{8,16,32} macros - * The mask should be a constant non-zero contiguous set of bits which - * does not exceed the given typelimit. - */ -#define FIELD_CHECK(__mask) \ - BUILD_BUG_ON(!(__mask) || !is_valid_mask(__mask)) - -#define MT76_SET(_mask, _val) \ - ({ \ - FIELD_CHECK(_mask); \ - (((u32) (_val)) << compile_ffs32(_mask)) & _mask; \ - }) - -#define MT76_GET(_mask, _val) \ - ({ \ - FIELD_CHECK(_mask); \ - (u32) (((_val) & _mask) >> compile_ffs32(_mask)); \ - }) - -#endif -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html