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path: root/drivers/net/wireless/b43/phy_lp.c
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Diffstat (limited to 'drivers/net/wireless/b43/phy_lp.c')
-rw-r--r--drivers/net/wireless/b43/phy_lp.c155
1 files changed, 155 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_lp.c b/drivers/net/wireless/b43/phy_lp.c
new file mode 100644
index 000000000000..c5d9dc3667c0
--- /dev/null
+++ b/drivers/net/wireless/b43/phy_lp.c
@@ -0,0 +1,155 @@
+/*
+
+ 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_analog = b43_phyop_switch_analog_generic,
+ .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,
+};