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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Broadcom B43 wireless driver
* IEEE 802.11ac AC-PHY support
*
* Copyright (c) 2015 Rafał Miłecki <zajec5@gmail.com>
*/
#include "b43.h"
#include "phy_ac.h"
/**************************************************
* Basic PHY ops
**************************************************/
static int b43_phy_ac_op_allocate(struct b43_wldev *dev)
{
struct b43_phy_ac *phy_ac;
phy_ac = kzalloc(sizeof(*phy_ac), GFP_KERNEL);
if (!phy_ac)
return -ENOMEM;
dev->phy.ac = phy_ac;
return 0;
}
static void b43_phy_ac_op_free(struct b43_wldev *dev)
{
struct b43_phy *phy = &dev->phy;
struct b43_phy_ac *phy_ac = phy->ac;
kfree(phy_ac);
phy->ac = NULL;
}
static void b43_phy_ac_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
u16 set)
{
b43_write16f(dev, B43_MMIO_PHY_CONTROL, reg);
b43_write16(dev, B43_MMIO_PHY_DATA,
(b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set);
}
static u16 b43_phy_ac_op_radio_read(struct b43_wldev *dev, u16 reg)
{
b43_write16f(dev, B43_MMIO_RADIO24_CONTROL, reg);
return b43_read16(dev, B43_MMIO_RADIO24_DATA);
}
static void b43_phy_ac_op_radio_write(struct b43_wldev *dev, u16 reg,
u16 value)
{
b43_write16f(dev, B43_MMIO_RADIO24_CONTROL, reg);
b43_write16(dev, B43_MMIO_RADIO24_DATA, value);
}
static unsigned int b43_phy_ac_op_get_default_chan(struct b43_wldev *dev)
{
if (b43_current_band(dev->wl) == NL80211_BAND_2GHZ)
return 11;
return 36;
}
static enum b43_txpwr_result
b43_phy_ac_op_recalc_txpower(struct b43_wldev *dev, bool ignore_tssi)
{
return B43_TXPWR_RES_DONE;
}
static void b43_phy_ac_op_adjust_txpower(struct b43_wldev *dev)
{
}
/**************************************************
* PHY ops struct
**************************************************/
const struct b43_phy_operations b43_phyops_ac = {
.allocate = b43_phy_ac_op_allocate,
.free = b43_phy_ac_op_free,
.phy_maskset = b43_phy_ac_op_maskset,
.radio_read = b43_phy_ac_op_radio_read,
.radio_write = b43_phy_ac_op_radio_write,
.get_default_chan = b43_phy_ac_op_get_default_chan,
.recalc_txpower = b43_phy_ac_op_recalc_txpower,
.adjust_txpower = b43_phy_ac_op_adjust_txpower,
};
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