修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/drivers/net/wireless/broadcom/b43/phy_common.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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   Broadcom B43 wireless driver
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@@ -9,20 +10,6 @@
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   Copyright (c) 2005, 2006 Danny van Dyk <kugelfang@gentoo.org>
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   Copyright (c) 2005, 2006 Andreas Jaggi <andreas.jaggi@waterwave.ch>
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-  This program is free software; you can redistribute it and/or modify
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-  it under the terms of the GNU General Public License as published by
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-  the Free Software Foundation; either version 2 of the License, or
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-  (at your option) any later version.
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-
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-  This program is distributed in the hope that it will be useful,
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-  but WITHOUT ANY WARRANTY; without even the implied warranty of
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-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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-  GNU General Public License for more details.
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-
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-  You should have received a copy of the GNU General Public License
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-  along with this program; see the file COPYING.  If not, write to
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-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
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-  Boston, MA 02110-1301, USA.
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 */
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@@ -471,7 +458,7 @@
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 	b43_mac_enable(dev);
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 }
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-/**
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+/*
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  * b43_phy_txpower_adjust_work - TX power workqueue.
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  *
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  * Workqueue for updating the TX power parameters in hardware.
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@@ -572,7 +559,7 @@
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 	return dev->phy.chandef->width == NL80211_CHAN_WIDTH_40;
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 }
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-/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BmacPhyClkFgc */
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+/* https://bcm-v4.sipsolutions.net/802.11/PHY/N/BmacPhyClkFgc */
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 void b43_phy_force_clock(struct b43_wldev *dev, bool force)
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 {
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 	u32 tmp;
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@@ -603,51 +590,4 @@
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 		break;
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 #endif
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 	}
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-}
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-
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-/* http://bcm-v4.sipsolutions.net/802.11/PHY/Cordic */
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-struct b43_c32 b43_cordic(int theta)
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-{
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-	static const u32 arctg[] = {
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-		2949120, 1740967, 919879, 466945, 234379, 117304,
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-		  58666,   29335,  14668,   7334,   3667,   1833,
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-		    917,     458,    229,    115,     57,     29,
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-	};
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-	u8 i;
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-	s32 tmp;
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-	s8 signx = 1;
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-	s32 angle = 0;
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-	struct b43_c32 ret = { .i = 39797, .q = 0, };
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-
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-	while (theta > (180 << 16))
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-		theta -= (360 << 16);
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-	while (theta < -(180 << 16))
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-		theta += (360 << 16);
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-
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-	if (theta > (90 << 16)) {
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-		theta -= (180 << 16);
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-		signx = -1;
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-	} else if (theta < -(90 << 16)) {
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-		theta += (180 << 16);
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-		signx = -1;
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-	}
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-
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-	for (i = 0; i <= 17; i++) {
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-		if (theta > angle) {
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-			tmp = ret.i - (ret.q >> i);
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-			ret.q += ret.i >> i;
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-			ret.i = tmp;
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-			angle += arctg[i];
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-		} else {
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-			tmp = ret.i + (ret.q >> i);
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-			ret.q -= ret.i >> i;
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-			ret.i = tmp;
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-			angle -= arctg[i];
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-		}
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-	}
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-
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-	ret.i *= signx;
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-	ret.q *= signx;
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-
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-	return ret;
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 }