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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.c124
1 files changed, 80 insertions, 44 deletions
diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c
index b866770..5d6833f 100644
--- a/drivers/net/wireless/b43/phy_ht.c
+++ b/drivers/net/wireless/b43/phy_ht.c
@@ -30,6 +30,17 @@
#include "radio_2059.h"
#include "main.h"
+/* Force values to keep compatibility with wl */
+enum ht_rssi_type {
+ HT_RSSI_W1 = 0,
+ HT_RSSI_W2 = 1,
+ HT_RSSI_NB = 2,
+ HT_RSSI_IQ = 3,
+ HT_RSSI_TSSI_2G = 4,
+ HT_RSSI_TSSI_5G = 5,
+ HT_RSSI_TBD = 6,
+};
+
/**************************************************
* Radio 2059.
**************************************************/
@@ -37,8 +48,9 @@
static void b43_radio_2059_channel_setup(struct b43_wldev *dev,
const struct b43_phy_ht_channeltab_e_radio2059 *e)
{
- u8 i;
- u16 routing;
+ static const u16 routing[] = { R2059_C1, R2059_C2, R2059_C3, };
+ u16 r;
+ int core;
b43_radio_write(dev, 0x16, e->radio_syn16);
b43_radio_write(dev, 0x17, e->radio_syn17);
@@ -53,25 +65,17 @@ static void b43_radio_2059_channel_setup(struct b43_wldev *dev,
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);
+
+ for (core = 0; core < 3; core++) {
+ r = routing[core];
+ b43_radio_write(dev, r | 0x4a, e->radio_rxtx4a);
+ b43_radio_write(dev, r | 0x58, e->radio_rxtx58);
+ b43_radio_write(dev, r | 0x5a, e->radio_rxtx5a);
+ b43_radio_write(dev, r | 0x6a, e->radio_rxtx6a);
+ b43_radio_write(dev, r | 0x6d, e->radio_rxtx6d);
+ b43_radio_write(dev, r | 0x6e, e->radio_rxtx6e);
+ b43_radio_write(dev, r | 0x92, e->radio_rxtx92);
+ b43_radio_write(dev, r | 0x98, e->radio_rxtx98);
}
udelay(50);
@@ -87,7 +91,7 @@ static void b43_radio_2059_channel_setup(struct b43_wldev *dev,
static void b43_radio_2059_init(struct b43_wldev *dev)
{
- const u16 routing[] = { R2059_SYN, R2059_TXRX0, R2059_RXRX1 };
+ const u16 routing[] = { R2059_C1, R2059_C2, R2059_C3 };
const u16 radio_values[3][2] = {
{ 0x61, 0xE9 }, { 0x69, 0xD5 }, { 0x73, 0x99 },
};
@@ -106,17 +110,17 @@ static void b43_radio_2059_init(struct b43_wldev *dev)
b43_radio_mask(dev, 0xc0, ~0x0080);
if (1) { /* FIXME */
- b43_radio_set(dev, R2059_RXRX1 | 0x4, 0x1);
+ b43_radio_set(dev, R2059_C3 | 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_C3 | 0x0BF, 0x1);
+ b43_radio_maskset(dev, R2059_C3 | 0x19B, 0x3, 0x2);
- b43_radio_set(dev, R2059_RXRX1 | 0x4, 0x2);
+ b43_radio_set(dev, R2059_C3 | 0x4, 0x2);
udelay(100);
- b43_radio_mask(dev, R2059_RXRX1 | 0x4, ~0x2);
+ b43_radio_mask(dev, R2059_C3 | 0x4, ~0x2);
for (i = 0; i < 10000; i++) {
- if (b43_radio_read(dev, R2059_RXRX1 | 0x145) & 1) {
+ if (b43_radio_read(dev, R2059_C3 | 0x145) & 1) {
i = 0;
break;
}
@@ -125,7 +129,7 @@ static void b43_radio_2059_init(struct b43_wldev *dev)
if (i)
b43err(dev->wl, "radio 0x945 timeout\n");
- b43_radio_mask(dev, R2059_RXRX1 | 0x4, ~0x1);
+ b43_radio_mask(dev, R2059_C3 | 0x4, ~0x1);
b43_radio_set(dev, 0xa, 0x60);
for (i = 0; i < 3; i++) {
@@ -390,14 +394,14 @@ static void b43_phy_ht_tx_tone(struct b43_wldev *dev)
**************************************************/
static void b43_phy_ht_rssi_select(struct b43_wldev *dev, u8 core_sel,
- u8 rssi_type)
+ enum ht_rssi_type rssi_type)
{
static const u16 ctl_regs[3][2] = {
{ B43_PHY_HT_AFE_C1, B43_PHY_HT_AFE_C1_OVER, },
{ B43_PHY_HT_AFE_C2, B43_PHY_HT_AFE_C2_OVER, },
{ B43_PHY_HT_AFE_C3, B43_PHY_HT_AFE_C3_OVER, },
};
- static const u16 radio_r[] = { R2059_SYN, R2059_TXRX0, R2059_RXRX1, };
+ static const u16 radio_r[] = { R2059_C1, R2059_C2, R2059_C3, };
int core;
if (core_sel == 0) {
@@ -411,13 +415,13 @@ static void b43_phy_ht_rssi_select(struct b43_wldev *dev, u8 core_sel,
continue;
switch (rssi_type) {
- case 4:
+ case HT_RSSI_TSSI_2G:
b43_phy_set(dev, ctl_regs[core][0], 0x3 << 8);
b43_phy_set(dev, ctl_regs[core][0], 0x3 << 10);
b43_phy_set(dev, ctl_regs[core][1], 0x1 << 9);
b43_phy_set(dev, ctl_regs[core][1], 0x1 << 10);
- b43_radio_set(dev, R2059_RXRX1 | 0xbf, 0x1);
+ b43_radio_set(dev, R2059_C3 | 0xbf, 0x1);
b43_radio_write(dev, radio_r[core] | 0x159,
0x11);
break;
@@ -429,8 +433,8 @@ static void b43_phy_ht_rssi_select(struct b43_wldev *dev, u8 core_sel,
}
}
-static void b43_phy_ht_poll_rssi(struct b43_wldev *dev, u8 type, s32 *buf,
- u8 nsamp)
+static void b43_phy_ht_poll_rssi(struct b43_wldev *dev, enum ht_rssi_type type,
+ s32 *buf, u8 nsamp)
{
u16 phy_regs_values[12];
static const u16 phy_regs_to_save[] = {
@@ -504,15 +508,17 @@ static void b43_phy_ht_tx_power_ctl(struct b43_wldev *dev, bool enable)
static const u16 cmd_regs[3] = { B43_PHY_HT_TXPCTL_CMD_C1,
B43_PHY_HT_TXPCTL_CMD_C2,
B43_PHY_HT_TXPCTL_CMD_C3 };
+ static const u16 status_regs[3] = { B43_PHY_HT_TX_PCTL_STATUS_C1,
+ B43_PHY_HT_TX_PCTL_STATUS_C2,
+ B43_PHY_HT_TX_PCTL_STATUS_C3 };
int i;
if (!enable) {
if (b43_phy_read(dev, B43_PHY_HT_TXPCTL_CMD_C1) & en_bits) {
/* We disable enabled TX pwr ctl, save it's state */
- /*
- * TODO: find the registers. On N-PHY they were 0x1ed
- * and 0x1ee, we need 3 such a registers for HT-PHY
- */
+ for (i = 0; i < 3; i++)
+ phy_ht->tx_pwr_idx[i] =
+ b43_phy_read(dev, status_regs[i]);
}
b43_phy_mask(dev, B43_PHY_HT_TXPCTL_CMD_C1, ~en_bits);
} else {
@@ -536,13 +542,25 @@ static void b43_phy_ht_tx_power_ctl(struct b43_wldev *dev, bool enable)
static void b43_phy_ht_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
{
struct b43_phy_ht *phy_ht = dev->phy.ht;
+ static const u16 base[] = { 0x840, 0x860, 0x880 };
+ u16 save_regs[3][3];
s32 rssi_buf[6];
+ int core;
+
+ for (core = 0; core < 3; core++) {
+ save_regs[core][1] = b43_phy_read(dev, base[core] + 6);
+ save_regs[core][2] = b43_phy_read(dev, base[core] + 7);
+ save_regs[core][0] = b43_phy_read(dev, base[core] + 0);
- /* TODO */
+ b43_phy_write(dev, base[core] + 6, 0);
+ b43_phy_mask(dev, base[core] + 7, ~0xF); /* 0xF? Or just 0x6? */
+ b43_phy_set(dev, base[core] + 0, 0x0400);
+ b43_phy_set(dev, base[core] + 0, 0x1000);
+ }
b43_phy_ht_tx_tone(dev);
udelay(20);
- b43_phy_ht_poll_rssi(dev, 4, rssi_buf, 1);
+ b43_phy_ht_poll_rssi(dev, HT_RSSI_TSSI_2G, rssi_buf, 1);
b43_phy_ht_stop_playback(dev);
b43_phy_ht_reset_cca(dev);
@@ -550,7 +568,23 @@ static void b43_phy_ht_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
phy_ht->idle_tssi[1] = rssi_buf[2] & 0xff;
phy_ht->idle_tssi[2] = rssi_buf[4] & 0xff;
- /* TODO */
+ for (core = 0; core < 3; core++) {
+ b43_phy_write(dev, base[core] + 0, save_regs[core][0]);
+ b43_phy_write(dev, base[core] + 6, save_regs[core][1]);
+ b43_phy_write(dev, base[core] + 7, save_regs[core][2]);
+ }
+}
+
+static void b43_phy_ht_tssi_setup(struct b43_wldev *dev)
+{
+ static const u16 routing[] = { R2059_C1, R2059_C2, R2059_C3, };
+ int core;
+
+ /* 0x159 is probably TX_SSI_MUX or TSSIG (by comparing to N-PHY) */
+ for (core = 0; core < 3; core++) {
+ b43_radio_set(dev, 0x8bf, 0x1);
+ b43_radio_write(dev, routing[core] | 0x0159, 0x0011);
+ }
}
static void b43_phy_ht_tx_power_ctl_setup(struct b43_wldev *dev)
@@ -946,6 +980,7 @@ static int b43_phy_ht_op_init(struct b43_wldev *dev)
b43_phy_ht_tx_power_ctl(dev, false);
b43_phy_ht_tx_power_ctl_idle_tssi(dev);
b43_phy_ht_tx_power_ctl_setup(dev);
+ b43_phy_ht_tssi_setup(dev);
b43_phy_ht_tx_power_ctl(dev, saved_tx_pwr_ctl);
return 0;
@@ -1011,8 +1046,9 @@ static void b43_phy_ht_op_switch_analog(struct b43_wldev *dev, bool on)
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;
+ struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan;
+ enum nl80211_channel_type channel_type =
+ cfg80211_get_chandef_type(&dev->wl->hw->conf.chandef);
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
if ((new_channel < 1) || (new_channel > 14))
generated by cgit v0.10.2 at 2024-08-29 14:23:45 (GMT)