diff options
Diffstat (limited to 'drivers/net/wireless/b43/phy_ht.c')
| -rw-r--r-- | drivers/net/wireless/b43/phy_ht.c | 132 |
1 files changed, 128 insertions, 4 deletions
diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c index 72f01ce8b42c..30b19c61037d 100644 --- a/drivers/net/wireless/b43/phy_ht.c +++ b/drivers/net/wireless/b43/phy_ht.c @@ -24,9 +24,14 @@ #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) { @@ -56,7 +61,7 @@ static void b43_radio_2059_channel_setup(struct b43_wldev *dev, b43_radio_write(dev, 0x98, e->radio_syn98); for (i = 0; i < 2; i++) { - routing = i ? 0x800 : 0x400; + 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); @@ -78,11 +83,120 @@ static void b43_radio_2059_channel_setup(struct b43_wldev *dev, 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); +} + +/************************************************** + * 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) { - /* TODO */ + 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, @@ -139,6 +253,13 @@ static void b43_phy_ht_op_prepare_structs(struct b43_wldev *dev) memset(phy_ht, 0, sizeof(*phy_ht)); } +static int b43_phy_ht_op_init(struct b43_wldev *dev) +{ + b43_phy_ht_tables_init(dev); + + return 0; +} + static void b43_phy_ht_op_free(struct b43_wldev *dev) { struct b43_phy *phy = &dev->phy; @@ -162,6 +283,11 @@ static void b43_phy_ht_op_software_rfkill(struct b43_wldev *dev, 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); } } @@ -255,9 +381,7 @@ 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, |