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path: root/drivers/net/wireless/b43/phy_ht.c
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Diffstat (limited to 'drivers/net/wireless/b43/phy_ht.c')
-rw-r--r--drivers/net/wireless/b43/phy_ht.c618
1 files changed, 618 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c
new file mode 100644
index 00000000..7416c5e9
--- /dev/null
+++ b/drivers/net/wireless/b43/phy_ht.c
@@ -0,0 +1,618 @@
+/*
+
+ Broadcom B43 wireless driver
+ IEEE 802.11n HT-PHY support
+
+ Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
+
+ 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 <linux/slab.h>
+
+#include "b43.h"
+#include "phy_ht.h"
+#include "tables_phy_ht.h"
+#include "radio_2059.h"
+#include "main.h"
+
+/**************************************************
+ * Radio 2059.
+ **************************************************/
+
+static void b43_radio_2059_channel_setup(struct b43_wldev *dev,
+ const struct b43_phy_ht_channeltab_e_radio2059 *e)
+{
+ u8 i;
+ u16 routing;
+
+ b43_radio_write(dev, 0x16, e->radio_syn16);
+ b43_radio_write(dev, 0x17, e->radio_syn17);
+ b43_radio_write(dev, 0x22, e->radio_syn22);
+ b43_radio_write(dev, 0x25, e->radio_syn25);
+ b43_radio_write(dev, 0x27, e->radio_syn27);
+ b43_radio_write(dev, 0x28, e->radio_syn28);
+ b43_radio_write(dev, 0x29, e->radio_syn29);
+ b43_radio_write(dev, 0x2c, e->radio_syn2c);
+ b43_radio_write(dev, 0x2d, e->radio_syn2d);
+ b43_radio_write(dev, 0x37, e->radio_syn37);
+ b43_radio_write(dev, 0x41, e->radio_syn41);
+ b43_radio_write(dev, 0x43, e->radio_syn43);
+ b43_radio_write(dev, 0x47, e->radio_syn47);
+ b43_radio_write(dev, 0x4a, e->radio_syn4a);
+ b43_radio_write(dev, 0x58, e->radio_syn58);
+ b43_radio_write(dev, 0x5a, e->radio_syn5a);
+ b43_radio_write(dev, 0x6a, e->radio_syn6a);
+ b43_radio_write(dev, 0x6d, e->radio_syn6d);
+ b43_radio_write(dev, 0x6e, e->radio_syn6e);
+ b43_radio_write(dev, 0x92, e->radio_syn92);
+ b43_radio_write(dev, 0x98, e->radio_syn98);
+
+ for (i = 0; i < 2; i++) {
+ routing = i ? R2059_RXRX1 : R2059_TXRX0;
+ b43_radio_write(dev, routing | 0x4a, e->radio_rxtx4a);
+ b43_radio_write(dev, routing | 0x58, e->radio_rxtx58);
+ b43_radio_write(dev, routing | 0x5a, e->radio_rxtx5a);
+ b43_radio_write(dev, routing | 0x6a, e->radio_rxtx6a);
+ b43_radio_write(dev, routing | 0x6d, e->radio_rxtx6d);
+ b43_radio_write(dev, routing | 0x6e, e->radio_rxtx6e);
+ b43_radio_write(dev, routing | 0x92, e->radio_rxtx92);
+ b43_radio_write(dev, routing | 0x98, e->radio_rxtx98);
+ }
+
+ udelay(50);
+
+ /* Calibration */
+ b43_radio_mask(dev, 0x2b, ~0x1);
+ b43_radio_mask(dev, 0x2e, ~0x4);
+ b43_radio_set(dev, 0x2e, 0x4);
+ b43_radio_set(dev, 0x2b, 0x1);
+
+ udelay(300);
+}
+
+static void b43_radio_2059_init(struct b43_wldev *dev)
+{
+ const u16 routing[] = { R2059_SYN, R2059_TXRX0, R2059_RXRX1 };
+ const u16 radio_values[3][2] = {
+ { 0x61, 0xE9 }, { 0x69, 0xD5 }, { 0x73, 0x99 },
+ };
+ u16 i, j;
+
+ b43_radio_write(dev, R2059_ALL | 0x51, 0x0070);
+ b43_radio_write(dev, R2059_ALL | 0x5a, 0x0003);
+
+ for (i = 0; i < ARRAY_SIZE(routing); i++)
+ b43_radio_set(dev, routing[i] | 0x146, 0x3);
+
+ b43_radio_set(dev, 0x2e, 0x0078);
+ b43_radio_set(dev, 0xc0, 0x0080);
+ msleep(2);
+ b43_radio_mask(dev, 0x2e, ~0x0078);
+ b43_radio_mask(dev, 0xc0, ~0x0080);
+
+ if (1) { /* FIXME */
+ b43_radio_set(dev, R2059_RXRX1 | 0x4, 0x1);
+ udelay(10);
+ b43_radio_set(dev, R2059_RXRX1 | 0x0BF, 0x1);
+ b43_radio_maskset(dev, R2059_RXRX1 | 0x19B, 0x3, 0x2);
+
+ b43_radio_set(dev, R2059_RXRX1 | 0x4, 0x2);
+ udelay(100);
+ b43_radio_mask(dev, R2059_RXRX1 | 0x4, ~0x2);
+
+ for (i = 0; i < 10000; i++) {
+ if (b43_radio_read(dev, R2059_RXRX1 | 0x145) & 1) {
+ i = 0;
+ break;
+ }
+ udelay(100);
+ }
+ if (i)
+ b43err(dev->wl, "radio 0x945 timeout\n");
+
+ b43_radio_mask(dev, R2059_RXRX1 | 0x4, ~0x1);
+ b43_radio_set(dev, 0xa, 0x60);
+
+ for (i = 0; i < 3; i++) {
+ b43_radio_write(dev, 0x17F, radio_values[i][0]);
+ b43_radio_write(dev, 0x13D, 0x6E);
+ b43_radio_write(dev, 0x13E, radio_values[i][1]);
+ b43_radio_write(dev, 0x13C, 0x55);
+
+ for (j = 0; j < 10000; j++) {
+ if (b43_radio_read(dev, 0x140) & 2) {
+ j = 0;
+ break;
+ }
+ udelay(500);
+ }
+ if (j)
+ b43err(dev->wl, "radio 0x140 timeout\n");
+
+ b43_radio_write(dev, 0x13C, 0x15);
+ }
+
+ b43_radio_mask(dev, 0x17F, ~0x1);
+ }
+
+ b43_radio_mask(dev, 0x11, ~0x0008);
+}
+
+/**************************************************
+ * Various PHY ops
+ **************************************************/
+
+static void b43_phy_ht_zero_extg(struct b43_wldev *dev)
+{
+ u8 i, j;
+ u16 base[] = { 0x40, 0x60, 0x80 };
+
+ for (i = 0; i < ARRAY_SIZE(base); i++) {
+ for (j = 0; j < 4; j++)
+ b43_phy_write(dev, B43_PHY_EXTG(base[i] + j), 0);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(base); i++)
+ b43_phy_write(dev, B43_PHY_EXTG(base[i] + 0xc), 0);
+}
+
+/* Some unknown AFE (Analog Frondned) op */
+static void b43_phy_ht_afe_unk1(struct b43_wldev *dev)
+{
+ u8 i;
+
+ const u16 ctl_regs[3][2] = {
+ { B43_PHY_HT_AFE_CTL1, B43_PHY_HT_AFE_CTL2 },
+ { B43_PHY_HT_AFE_CTL3, B43_PHY_HT_AFE_CTL4 },
+ { B43_PHY_HT_AFE_CTL5, B43_PHY_HT_AFE_CTL6},
+ };
+
+ for (i = 0; i < 3; i++) {
+ /* TODO: verify masks&sets */
+ b43_phy_set(dev, ctl_regs[i][1], 0x4);
+ b43_phy_set(dev, ctl_regs[i][0], 0x4);
+ b43_phy_mask(dev, ctl_regs[i][1], ~0x1);
+ b43_phy_set(dev, ctl_regs[i][0], 0x1);
+ b43_httab_write(dev, B43_HTTAB16(8, 5 + (i * 0x10)), 0);
+ b43_phy_mask(dev, ctl_regs[i][0], ~0x4);
+ }
+}
+
+static void b43_phy_ht_force_rf_sequence(struct b43_wldev *dev, u16 rf_seq)
+{
+ u8 i;
+
+ u16 save_seq_mode = b43_phy_read(dev, B43_PHY_HT_RF_SEQ_MODE);
+ b43_phy_set(dev, B43_PHY_HT_RF_SEQ_MODE, 0x3);
+
+ b43_phy_set(dev, B43_PHY_HT_RF_SEQ_TRIG, rf_seq);
+ for (i = 0; i < 200; i++) {
+ if (!(b43_phy_read(dev, B43_PHY_HT_RF_SEQ_STATUS) & rf_seq)) {
+ i = 0;
+ break;
+ }
+ msleep(1);
+ }
+ if (i)
+ b43err(dev->wl, "Forcing RF sequence timeout\n");
+
+ b43_phy_write(dev, B43_PHY_HT_RF_SEQ_MODE, save_seq_mode);
+}
+
+static void b43_phy_ht_read_clip_detection(struct b43_wldev *dev, u16 *clip_st)
+{
+ clip_st[0] = b43_phy_read(dev, B43_PHY_HT_C1_CLIP1THRES);
+ clip_st[1] = b43_phy_read(dev, B43_PHY_HT_C2_CLIP1THRES);
+ clip_st[2] = b43_phy_read(dev, B43_PHY_HT_C3_CLIP1THRES);
+}
+
+static void b43_phy_ht_bphy_init(struct b43_wldev *dev)
+{
+ unsigned int i;
+ u16 val;
+
+ val = 0x1E1F;
+ for (i = 0; i < 16; i++) {
+ b43_phy_write(dev, B43_PHY_N_BMODE(0x88 + i), val);
+ val -= 0x202;
+ }
+ val = 0x3E3F;
+ for (i = 0; i < 16; i++) {
+ b43_phy_write(dev, B43_PHY_N_BMODE(0x98 + i), val);
+ val -= 0x202;
+ }
+ b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
+}
+
+/**************************************************
+ * Channel switching ops.
+ **************************************************/
+
+static void b43_phy_ht_channel_setup(struct b43_wldev *dev,
+ const struct b43_phy_ht_channeltab_e_phy *e,
+ struct ieee80211_channel *new_channel)
+{
+ bool old_band_5ghz;
+ u8 i;
+
+ old_band_5ghz = b43_phy_read(dev, B43_PHY_HT_BANDCTL) & 0; /* FIXME */
+ if (new_channel->band == IEEE80211_BAND_5GHZ && !old_band_5ghz) {
+ /* TODO */
+ } else if (new_channel->band == IEEE80211_BAND_2GHZ && old_band_5ghz) {
+ /* TODO */
+ }
+
+ b43_phy_write(dev, B43_PHY_HT_BW1, e->bw1);
+ b43_phy_write(dev, B43_PHY_HT_BW2, e->bw2);
+ b43_phy_write(dev, B43_PHY_HT_BW3, e->bw3);
+ b43_phy_write(dev, B43_PHY_HT_BW4, e->bw4);
+ b43_phy_write(dev, B43_PHY_HT_BW5, e->bw5);
+ b43_phy_write(dev, B43_PHY_HT_BW6, e->bw6);
+
+ /* TODO: some ops on PHY regs 0x0B0 and 0xC0A */
+
+ /* TODO: separated function? */
+ for (i = 0; i < 3; i++) {
+ u16 mask;
+ u32 tmp = b43_httab_read(dev, B43_HTTAB32(26, 0xE8));
+
+ if (0) /* FIXME */
+ mask = 0x2 << (i * 4);
+ else
+ mask = 0;
+ b43_phy_mask(dev, B43_PHY_EXTG(0x108), mask);
+
+ b43_httab_write(dev, B43_HTTAB16(7, 0x110 + i), tmp >> 16);
+ b43_httab_write(dev, B43_HTTAB8(13, 0x63 + (i * 4)),
+ tmp & 0xFF);
+ b43_httab_write(dev, B43_HTTAB8(13, 0x73 + (i * 4)),
+ tmp & 0xFF);
+ }
+
+ b43_phy_write(dev, 0x017e, 0x3830);
+}
+
+static int b43_phy_ht_set_channel(struct b43_wldev *dev,
+ struct ieee80211_channel *channel,
+ enum nl80211_channel_type channel_type)
+{
+ struct b43_phy *phy = &dev->phy;
+
+ const struct b43_phy_ht_channeltab_e_radio2059 *chent_r2059 = NULL;
+
+ if (phy->radio_ver == 0x2059) {
+ chent_r2059 = b43_phy_ht_get_channeltab_e_r2059(dev,
+ channel->center_freq);
+ if (!chent_r2059)
+ return -ESRCH;
+ } else {
+ return -ESRCH;
+ }
+
+ /* TODO: In case of N-PHY some bandwidth switching goes here */
+
+ if (phy->radio_ver == 0x2059) {
+ b43_radio_2059_channel_setup(dev, chent_r2059);
+ b43_phy_ht_channel_setup(dev, &(chent_r2059->phy_regs),
+ channel);
+ } else {
+ return -ESRCH;
+ }
+
+ return 0;
+}
+
+/**************************************************
+ * Basic PHY ops.
+ **************************************************/
+
+static int b43_phy_ht_op_allocate(struct b43_wldev *dev)
+{
+ struct b43_phy_ht *phy_ht;
+
+ phy_ht = kzalloc(sizeof(*phy_ht), GFP_KERNEL);
+ if (!phy_ht)
+ return -ENOMEM;
+ dev->phy.ht = phy_ht;
+
+ return 0;
+}
+
+static void b43_phy_ht_op_prepare_structs(struct b43_wldev *dev)
+{
+ struct b43_phy *phy = &dev->phy;
+ struct b43_phy_ht *phy_ht = phy->ht;
+
+ memset(phy_ht, 0, sizeof(*phy_ht));
+}
+
+static int b43_phy_ht_op_init(struct b43_wldev *dev)
+{
+ u16 tmp;
+ u16 clip_state[3];
+
+ b43_phy_ht_tables_init(dev);
+
+ b43_phy_mask(dev, 0x0be, ~0x2);
+ b43_phy_set(dev, 0x23f, 0x7ff);
+ b43_phy_set(dev, 0x240, 0x7ff);
+ b43_phy_set(dev, 0x241, 0x7ff);
+
+ b43_phy_ht_zero_extg(dev);
+
+ b43_phy_mask(dev, B43_PHY_EXTG(0), ~0x3);
+
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL1, 0);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL3, 0);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL5, 0);
+
+ b43_phy_write(dev, B43_PHY_EXTG(0x103), 0x20);
+ b43_phy_write(dev, B43_PHY_EXTG(0x101), 0x20);
+ b43_phy_write(dev, 0x20d, 0xb8);
+ b43_phy_write(dev, B43_PHY_EXTG(0x14f), 0xc8);
+ b43_phy_write(dev, 0x70, 0x50);
+ b43_phy_write(dev, 0x1ff, 0x30);
+
+ if (0) /* TODO: condition */
+ ; /* TODO: PHY op on reg 0x217 */
+
+ b43_phy_read(dev, 0xb0); /* TODO: what for? */
+ b43_phy_set(dev, 0xb0, 0x1);
+
+ b43_phy_set(dev, 0xb1, 0x91);
+ b43_phy_write(dev, 0x32f, 0x0003);
+ b43_phy_write(dev, 0x077, 0x0010);
+ b43_phy_write(dev, 0x0b4, 0x0258);
+ b43_phy_mask(dev, 0x17e, ~0x4000);
+
+ b43_phy_write(dev, 0x0b9, 0x0072);
+
+ b43_httab_write_few(dev, B43_HTTAB16(7, 0x14e), 2, 0x010f, 0x010f);
+ b43_httab_write_few(dev, B43_HTTAB16(7, 0x15e), 2, 0x010f, 0x010f);
+ b43_httab_write_few(dev, B43_HTTAB16(7, 0x16e), 2, 0x010f, 0x010f);
+
+ b43_phy_ht_afe_unk1(dev);
+
+ b43_httab_write_few(dev, B43_HTTAB16(7, 0x130), 9, 0x777, 0x111, 0x111,
+ 0x777, 0x111, 0x111, 0x777, 0x111, 0x111);
+
+ b43_httab_write(dev, B43_HTTAB16(7, 0x120), 0x0777);
+ b43_httab_write(dev, B43_HTTAB16(7, 0x124), 0x0777);
+
+ b43_httab_write(dev, B43_HTTAB16(8, 0x00), 0x02);
+ b43_httab_write(dev, B43_HTTAB16(8, 0x10), 0x02);
+ b43_httab_write(dev, B43_HTTAB16(8, 0x20), 0x02);
+
+ b43_httab_write_few(dev, B43_HTTAB16(8, 0x08), 4,
+ 0x8e, 0x96, 0x96, 0x96);
+ b43_httab_write_few(dev, B43_HTTAB16(8, 0x18), 4,
+ 0x8f, 0x9f, 0x9f, 0x9f);
+ b43_httab_write_few(dev, B43_HTTAB16(8, 0x28), 4,
+ 0x8f, 0x9f, 0x9f, 0x9f);
+
+ b43_httab_write_few(dev, B43_HTTAB16(8, 0x0c), 4, 0x2, 0x2, 0x2, 0x2);
+ b43_httab_write_few(dev, B43_HTTAB16(8, 0x1c), 4, 0x2, 0x2, 0x2, 0x2);
+ b43_httab_write_few(dev, B43_HTTAB16(8, 0x2c), 4, 0x2, 0x2, 0x2, 0x2);
+
+ b43_phy_maskset(dev, 0x0280, 0xff00, 0x3e);
+ b43_phy_maskset(dev, 0x0283, 0xff00, 0x3e);
+ b43_phy_maskset(dev, B43_PHY_OFDM(0x0141), 0xff00, 0x46);
+ b43_phy_maskset(dev, 0x0283, 0xff00, 0x40);
+
+ b43_httab_write_few(dev, B43_HTTAB16(00, 0x8), 4,
+ 0x09, 0x0e, 0x13, 0x18);
+ b43_httab_write_few(dev, B43_HTTAB16(01, 0x8), 4,
+ 0x09, 0x0e, 0x13, 0x18);
+ /* TODO: Did wl mean 2 instead of 40? */
+ b43_httab_write_few(dev, B43_HTTAB16(40, 0x8), 4,
+ 0x09, 0x0e, 0x13, 0x18);
+
+ b43_phy_maskset(dev, B43_PHY_OFDM(0x24), 0x3f, 0xd);
+ b43_phy_maskset(dev, B43_PHY_OFDM(0x64), 0x3f, 0xd);
+ b43_phy_maskset(dev, B43_PHY_OFDM(0xa4), 0x3f, 0xd);
+
+ b43_phy_set(dev, B43_PHY_EXTG(0x060), 0x1);
+ b43_phy_set(dev, B43_PHY_EXTG(0x064), 0x1);
+ b43_phy_set(dev, B43_PHY_EXTG(0x080), 0x1);
+ b43_phy_set(dev, B43_PHY_EXTG(0x084), 0x1);
+
+ /* Copy some tables entries */
+ tmp = b43_httab_read(dev, B43_HTTAB16(7, 0x144));
+ b43_httab_write(dev, B43_HTTAB16(7, 0x14a), tmp);
+ tmp = b43_httab_read(dev, B43_HTTAB16(7, 0x154));
+ b43_httab_write(dev, B43_HTTAB16(7, 0x15a), tmp);
+ tmp = b43_httab_read(dev, B43_HTTAB16(7, 0x164));
+ b43_httab_write(dev, B43_HTTAB16(7, 0x16a), tmp);
+
+ /* Reset CCA */
+ b43_phy_force_clock(dev, true);
+ tmp = b43_phy_read(dev, B43_PHY_HT_BBCFG);
+ b43_phy_write(dev, B43_PHY_HT_BBCFG, tmp | B43_PHY_HT_BBCFG_RSTCCA);
+ b43_phy_write(dev, B43_PHY_HT_BBCFG, tmp & ~B43_PHY_HT_BBCFG_RSTCCA);
+ b43_phy_force_clock(dev, false);
+
+ b43_mac_phy_clock_set(dev, true);
+
+ b43_phy_ht_force_rf_sequence(dev, B43_PHY_HT_RF_SEQ_TRIG_RX2TX);
+ b43_phy_ht_force_rf_sequence(dev, B43_PHY_HT_RF_SEQ_TRIG_RST2RX);
+
+ /* TODO: PHY op on reg 0xb0 */
+
+ /* TODO: Should we restore it? Or store it in global PHY info? */
+ b43_phy_ht_read_clip_detection(dev, clip_state);
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+ b43_phy_ht_bphy_init(dev);
+
+ b43_httab_write_bulk(dev, B43_HTTAB32(0x1a, 0xc0),
+ B43_HTTAB_1A_C0_LATE_SIZE, b43_httab_0x1a_0xc0_late);
+
+ return 0;
+}
+
+static void b43_phy_ht_op_free(struct b43_wldev *dev)
+{
+ struct b43_phy *phy = &dev->phy;
+ struct b43_phy_ht *phy_ht = phy->ht;
+
+ kfree(phy_ht);
+ phy->ht = NULL;
+}
+
+/* http://bcm-v4.sipsolutions.net/802.11/Radio/Switch%20Radio */
+static void b43_phy_ht_op_software_rfkill(struct b43_wldev *dev,
+ bool blocked)
+{
+ if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)
+ b43err(dev->wl, "MAC not suspended\n");
+
+ /* In the following PHY ops we copy wl's dummy behaviour.
+ * TODO: Find out if reads (currently hidden in masks/masksets) are
+ * needed and replace following ops with just writes or w&r.
+ * Note: B43_PHY_HT_RF_CTL1 register is tricky, wrong operation can
+ * cause delayed (!) machine lock up. */
+ if (blocked) {
+ b43_phy_mask(dev, B43_PHY_HT_RF_CTL1, 0);
+ } else {
+ b43_phy_mask(dev, B43_PHY_HT_RF_CTL1, 0);
+ b43_phy_maskset(dev, B43_PHY_HT_RF_CTL1, 0, 0x1);
+ b43_phy_mask(dev, B43_PHY_HT_RF_CTL1, 0);
+ b43_phy_maskset(dev, B43_PHY_HT_RF_CTL1, 0, 0x2);
+
+ if (dev->phy.radio_ver == 0x2059)
+ b43_radio_2059_init(dev);
+ else
+ B43_WARN_ON(1);
+
+ b43_switch_channel(dev, dev->phy.channel);
+ }
+}
+
+static void b43_phy_ht_op_switch_analog(struct b43_wldev *dev, bool on)
+{
+ if (on) {
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL2, 0x00cd);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL1, 0x0000);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL4, 0x00cd);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL3, 0x0000);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL6, 0x00cd);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL5, 0x0000);
+ } else {
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL1, 0x07ff);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL2, 0x00fd);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL3, 0x07ff);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL4, 0x00fd);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL5, 0x07ff);
+ b43_phy_write(dev, B43_PHY_HT_AFE_CTL6, 0x00fd);
+ }
+}
+
+static int b43_phy_ht_op_switch_channel(struct b43_wldev *dev,
+ unsigned int new_channel)
+{
+ struct ieee80211_channel *channel = dev->wl->hw->conf.channel;
+ enum nl80211_channel_type channel_type = dev->wl->hw->conf.channel_type;
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
+ if ((new_channel < 1) || (new_channel > 14))
+ return -EINVAL;
+ } else {
+ return -EINVAL;
+ }
+
+ return b43_phy_ht_set_channel(dev, channel, channel_type);
+}
+
+static unsigned int b43_phy_ht_op_get_default_chan(struct b43_wldev *dev)
+{
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+ return 11;
+ return 36;
+}
+
+/**************************************************
+ * R/W ops.
+ **************************************************/
+
+static u16 b43_phy_ht_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_phy_ht_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 void b43_phy_ht_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
+ u16 set)
+{
+ b43_write16(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_ht_op_radio_read(struct b43_wldev *dev, u16 reg)
+{
+ /* HT-PHY needs 0x200 for read access */
+ reg |= 0x200;
+
+ b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg);
+ return b43_read16(dev, B43_MMIO_RADIO24_DATA);
+}
+
+static void b43_phy_ht_op_radio_write(struct b43_wldev *dev, u16 reg,
+ u16 value)
+{
+ b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg);
+ b43_write16(dev, B43_MMIO_RADIO24_DATA, value);
+}
+
+static enum b43_txpwr_result
+b43_phy_ht_op_recalc_txpower(struct b43_wldev *dev, bool ignore_tssi)
+{
+ return B43_TXPWR_RES_DONE;
+}
+
+static void b43_phy_ht_op_adjust_txpower(struct b43_wldev *dev)
+{
+}
+
+/**************************************************
+ * PHY ops struct.
+ **************************************************/
+
+const struct b43_phy_operations b43_phyops_ht = {
+ .allocate = b43_phy_ht_op_allocate,
+ .free = b43_phy_ht_op_free,
+ .prepare_structs = b43_phy_ht_op_prepare_structs,
+ .init = b43_phy_ht_op_init,
+ .phy_read = b43_phy_ht_op_read,
+ .phy_write = b43_phy_ht_op_write,
+ .phy_maskset = b43_phy_ht_op_maskset,
+ .radio_read = b43_phy_ht_op_radio_read,
+ .radio_write = b43_phy_ht_op_radio_write,
+ .software_rfkill = b43_phy_ht_op_software_rfkill,
+ .switch_analog = b43_phy_ht_op_switch_analog,
+ .switch_channel = b43_phy_ht_op_switch_channel,
+ .get_default_chan = b43_phy_ht_op_get_default_chan,
+ .recalc_txpower = b43_phy_ht_op_recalc_txpower,
+ .adjust_txpower = b43_phy_ht_op_adjust_txpower,
+};