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/*
Broadcom B43 wireless driver
IEEE 802.11g LP-PHY driver
Copyright (c) 2008 Michael Buesch <mb@bu3sch.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "b43.h"
#include "phy_lp.h"
#include "phy_common.h"
static int b43_lpphy_op_allocate(struct b43_wldev *dev)
{
struct b43_phy_lp *lpphy;
lpphy = kzalloc(sizeof(*lpphy), GFP_KERNEL);
if (!lpphy)
return -ENOMEM;
dev->phy.lp = lpphy;
return 0;
}
static void b43_lpphy_op_prepare_structs(struct b43_wldev *dev)
{
struct b43_phy *phy = &dev->phy;
struct b43_phy_lp *lpphy = phy->lp;
memset(lpphy, 0, sizeof(*lpphy));
//TODO
}
static void b43_lpphy_op_free(struct b43_wldev *dev)
{
struct b43_phy_lp *lpphy = dev->phy.lp;
kfree(lpphy);
dev->phy.lp = NULL;
}
static int b43_lpphy_op_init(struct b43_wldev *dev)
{
//TODO
return 0;
}
static u16 b43_lpphy_op_read(struct b43_wldev *dev, u16 reg)
{
b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
return b43_read16(dev, B43_MMIO_PHY_DATA);
}
static void b43_lpphy_op_write(struct b43_wldev *dev, u16 reg, u16 value)
{
b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
b43_write16(dev, B43_MMIO_PHY_DATA, value);
}
static u16 b43_lpphy_op_radio_read(struct b43_wldev *dev, u16 reg)
{
/* Register 1 is a 32-bit register. */
B43_WARN_ON(reg == 1);
/* LP-PHY needs a special bit set for read access */
if (dev->phy.rev < 2) {
if (reg != 0x4001)
reg |= 0x100;
} else
reg |= 0x200;
b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
}
static void b43_lpphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
{
/* Register 1 is a 32-bit register. */
B43_WARN_ON(reg == 1);
b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
}
static void b43_lpphy_op_software_rfkill(struct b43_wldev *dev,
enum rfkill_state state)
{
//TODO
}
static int b43_lpphy_op_switch_channel(struct b43_wldev *dev,
unsigned int new_channel)
{
//TODO
return 0;
}
static unsigned int b43_lpphy_op_get_default_chan(struct b43_wldev *dev)
{
return 1; /* Default to channel 1 */
}
static void b43_lpphy_op_set_rx_antenna(struct b43_wldev *dev, int antenna)
{
//TODO
}
static void b43_lpphy_op_adjust_txpower(struct b43_wldev *dev)
{
//TODO
}
static enum b43_txpwr_result b43_lpphy_op_recalc_txpower(struct b43_wldev *dev,
bool ignore_tssi)
{
//TODO
return B43_TXPWR_RES_DONE;
}
const struct b43_phy_operations b43_phyops_lp = {
.allocate = b43_lpphy_op_allocate,
.free = b43_lpphy_op_free,
.prepare_structs = b43_lpphy_op_prepare_structs,
.init = b43_lpphy_op_init,
.phy_read = b43_lpphy_op_read,
.phy_write = b43_lpphy_op_write,
.radio_read = b43_lpphy_op_radio_read,
.radio_write = b43_lpphy_op_radio_write,
.software_rfkill = b43_lpphy_op_software_rfkill,
.switch_channel = b43_lpphy_op_switch_channel,
.get_default_chan = b43_lpphy_op_get_default_chan,
.set_rx_antenna = b43_lpphy_op_set_rx_antenna,
.recalc_txpower = b43_lpphy_op_recalc_txpower,
.adjust_txpower = b43_lpphy_op_adjust_txpower,
};
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