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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Broadcom B43 wireless driver4 * IEEE 802.11ac AC-PHY support5 *6 * Copyright (c) 2015 Rafał Miłecki <zajec5@gmail.com>7 */8 9#include "b43.h"10#include "phy_ac.h"11 12/**************************************************13 * Basic PHY ops14 **************************************************/15 16static int b43_phy_ac_op_allocate(struct b43_wldev *dev)17{18 struct b43_phy_ac *phy_ac;19 20 phy_ac = kzalloc(sizeof(*phy_ac), GFP_KERNEL);21 if (!phy_ac)22 return -ENOMEM;23 dev->phy.ac = phy_ac;24 25 return 0;26}27 28static void b43_phy_ac_op_free(struct b43_wldev *dev)29{30 struct b43_phy *phy = &dev->phy;31 struct b43_phy_ac *phy_ac = phy->ac;32 33 kfree(phy_ac);34 phy->ac = NULL;35}36 37static void b43_phy_ac_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,38 u16 set)39{40 b43_write16f(dev, B43_MMIO_PHY_CONTROL, reg);41 b43_write16(dev, B43_MMIO_PHY_DATA,42 (b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set);43}44 45static u16 b43_phy_ac_op_radio_read(struct b43_wldev *dev, u16 reg)46{47 b43_write16f(dev, B43_MMIO_RADIO24_CONTROL, reg);48 return b43_read16(dev, B43_MMIO_RADIO24_DATA);49}50 51static void b43_phy_ac_op_radio_write(struct b43_wldev *dev, u16 reg,52 u16 value)53{54 b43_write16f(dev, B43_MMIO_RADIO24_CONTROL, reg);55 b43_write16(dev, B43_MMIO_RADIO24_DATA, value);56}57 58static unsigned int b43_phy_ac_op_get_default_chan(struct b43_wldev *dev)59{60 if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)61 return 11;62 return 36;63}64 65static enum b43_txpwr_result66b43_phy_ac_op_recalc_txpower(struct b43_wldev *dev, bool ignore_tssi)67{68 return B43_TXPWR_RES_DONE;69}70 71static void b43_phy_ac_op_adjust_txpower(struct b43_wldev *dev)72{73}74 75/**************************************************76 * PHY ops struct77 **************************************************/78 79const struct b43_phy_operations b43_phyops_ac = {80 .allocate = b43_phy_ac_op_allocate,81 .free = b43_phy_ac_op_free,82 .phy_maskset = b43_phy_ac_op_maskset,83 .radio_read = b43_phy_ac_op_radio_read,84 .radio_write = b43_phy_ac_op_radio_write,85 .get_default_chan = b43_phy_ac_op_get_default_chan,86 .recalc_txpower = b43_phy_ac_op_recalc_txpower,87 .adjust_txpower = b43_phy_ac_op_adjust_txpower,88};89