diff options
Diffstat (limited to 'drivers/net/wireless/b43/phy_lcn.c')
| -rw-r--r-- | drivers/net/wireless/b43/phy_lcn.c | 211 |
1 files changed, 209 insertions, 2 deletions
diff --git a/drivers/net/wireless/b43/phy_lcn.c b/drivers/net/wireless/b43/phy_lcn.c index 9f7dbbd5ced6..4b2cd6d24ce9 100644 --- a/drivers/net/wireless/b43/phy_lcn.c +++ b/drivers/net/wireless/b43/phy_lcn.c @@ -28,25 +28,232 @@ #include "main.h" /************************************************** + * Radio 2064. + **************************************************/ + +static void b43_radio_2064_init(struct b43_wldev *dev) +{ + b43_radio_write(dev, 0x09c, 0x0020); + b43_radio_write(dev, 0x105, 0x0008); + b43_radio_write(dev, 0x032, 0x0062); + b43_radio_write(dev, 0x033, 0x0019); + b43_radio_write(dev, 0x090, 0x0010); + b43_radio_write(dev, 0x010, 0x0000); + b43_radio_write(dev, 0x060, 0x007f); + b43_radio_write(dev, 0x061, 0x0072); + b43_radio_write(dev, 0x062, 0x007f); + b43_radio_write(dev, 0x01d, 0x0002); + b43_radio_write(dev, 0x01e, 0x0006); + + b43_phy_write(dev, 0x4ea, 0x4688); + b43_phy_maskset(dev, 0x4eb, ~0x7, 0x2); + b43_phy_mask(dev, 0x4eb, ~0x01c0); + b43_phy_maskset(dev, 0x4eb, 0xff00, 0x19); + + b43_lcntab_write(dev, B43_LCNTAB16(0x00, 0x55), 0); + + b43_radio_mask(dev, 0x05b, (u16) ~0xff02); + b43_radio_set(dev, 0x004, 0x40); + b43_radio_set(dev, 0x120, 0x10); + b43_radio_set(dev, 0x078, 0x80); + b43_radio_set(dev, 0x129, 0x2); + b43_radio_set(dev, 0x057, 0x1); + b43_radio_set(dev, 0x05b, 0x2); + + /* TODO: wait for some bit to be set */ + b43_radio_read(dev, 0x05c); + + b43_radio_mask(dev, 0x05b, (u16) ~0xff02); + b43_radio_mask(dev, 0x057, (u16) ~0xff01); + + b43_phy_write(dev, 0x933, 0x2d6b); + b43_phy_write(dev, 0x934, 0x2d6b); + b43_phy_write(dev, 0x935, 0x2d6b); + b43_phy_write(dev, 0x936, 0x2d6b); + b43_phy_write(dev, 0x937, 0x016b); + + b43_radio_mask(dev, 0x057, (u16) ~0xff02); + b43_radio_write(dev, 0x0c2, 0x006f); +} + +/************************************************** + * Various PHY ops + **************************************************/ + +static void b43_phy_lcn_afe_set_unset(struct b43_wldev *dev) +{ + u16 afe_ctl2 = b43_phy_read(dev, B43_PHY_LCN_AFE_CTL2); + u16 afe_ctl1 = b43_phy_read(dev, B43_PHY_LCN_AFE_CTL1); + + b43_phy_write(dev, B43_PHY_LCN_AFE_CTL2, afe_ctl2 | 0x1); + b43_phy_write(dev, B43_PHY_LCN_AFE_CTL1, afe_ctl1 | 0x1); + + b43_phy_write(dev, B43_PHY_LCN_AFE_CTL2, afe_ctl2 & ~0x1); + b43_phy_write(dev, B43_PHY_LCN_AFE_CTL1, afe_ctl1 & ~0x1); + + b43_phy_write(dev, B43_PHY_LCN_AFE_CTL2, afe_ctl2); + b43_phy_write(dev, B43_PHY_LCN_AFE_CTL1, afe_ctl1); +} + +static void b43_phy_lcn_clean_0x18_table(struct b43_wldev *dev) +{ + u8 i; + + for (i = 0; i < 0x80; i++) + b43_lcntab_write(dev, B43_LCNTAB32(0x18, i), 0x80000); +} + +static void b43_phy_lcn_clear_0x07_table(struct b43_wldev *dev) +{ + u8 i; + + b43_phy_write(dev, B43_PHY_LCN_TABLE_ADDR, (0x7 << 10) | 0x340); + for (i = 0; i < 30; i++) { + b43_phy_write(dev, B43_PHY_LCN_TABLE_DATAHI, 0); + b43_phy_write(dev, B43_PHY_LCN_TABLE_DATALO, 0); + } + + b43_phy_write(dev, B43_PHY_LCN_TABLE_ADDR, (0x7 << 10) | 0x80); + for (i = 0; i < 64; i++) { + b43_phy_write(dev, B43_PHY_LCN_TABLE_DATAHI, 0); + b43_phy_write(dev, B43_PHY_LCN_TABLE_DATALO, 0); + } +} + +/************************************************** + * Basic PHY ops. + **************************************************/ + +static int b43_phy_lcn_op_allocate(struct b43_wldev *dev) +{ + struct b43_phy_lcn *phy_lcn; + + phy_lcn = kzalloc(sizeof(*phy_lcn), GFP_KERNEL); + if (!phy_lcn) + return -ENOMEM; + dev->phy.lcn = phy_lcn; + + return 0; +} + +static void b43_phy_lcn_op_free(struct b43_wldev *dev) +{ + struct b43_phy *phy = &dev->phy; + struct b43_phy_lcn *phy_lcn = phy->lcn; + + kfree(phy_lcn); + phy->lcn = NULL; +} + +static void b43_phy_lcn_op_prepare_structs(struct b43_wldev *dev) +{ + struct b43_phy *phy = &dev->phy; + struct b43_phy_lcn *phy_lcn = phy->lcn; + + memset(phy_lcn, 0, sizeof(*phy_lcn)); +} + +static int b43_phy_lcn_op_init(struct b43_wldev *dev) +{ + b43_phy_set(dev, 0x44a, 0x80); + b43_phy_mask(dev, 0x44a, 0x7f); + b43_phy_set(dev, 0x6d1, 0x80); + b43_phy_write(dev, 0x6d0, 0x7); + + b43_phy_lcn_afe_set_unset(dev); + + b43_phy_write(dev, 0x60a, 0xa0); + b43_phy_write(dev, 0x46a, 0x19); + b43_phy_maskset(dev, 0x663, 0xFF00, 0x64); + + b43_phy_lcn_tables_init(dev); + /* TODO: various tables ops here */ + b43_phy_lcn_clean_0x18_table(dev); + + /* TODO: some ops here */ + + b43_phy_lcn_clear_0x07_table(dev); + + if (dev->phy.radio_ver == 0x2064) + b43_radio_2064_init(dev); + else + B43_WARN_ON(1); + + return 0; +} + +static void b43_phy_lcn_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"); + + if (blocked) { + b43_phy_mask(dev, B43_PHY_LCN_RF_CTL2, ~0x7c00); + b43_phy_set(dev, B43_PHY_LCN_RF_CTL1, 0x1f00); + + b43_phy_mask(dev, B43_PHY_LCN_RF_CTL5, ~0x7f00); + b43_phy_mask(dev, B43_PHY_LCN_RF_CTL4, ~0x2); + b43_phy_set(dev, B43_PHY_LCN_RF_CTL3, 0x808); + + b43_phy_mask(dev, B43_PHY_LCN_RF_CTL7, ~0x8); + b43_phy_set(dev, B43_PHY_LCN_RF_CTL6, 0x8); + } else { + b43_phy_mask(dev, B43_PHY_LCN_RF_CTL1, ~0x1f00); + b43_phy_mask(dev, B43_PHY_LCN_RF_CTL3, ~0x808); + b43_phy_mask(dev, B43_PHY_LCN_RF_CTL6, ~0x8); + } +} + +static void b43_phy_lcn_op_switch_analog(struct b43_wldev *dev, bool on) +{ + if (on) { + b43_phy_mask(dev, B43_PHY_LCN_AFE_CTL1, ~0x7); + } else { + b43_phy_set(dev, B43_PHY_LCN_AFE_CTL2, 0x7); + b43_phy_set(dev, B43_PHY_LCN_AFE_CTL1, 0x7); + } +} + +static unsigned int b43_phy_lcn_op_get_default_chan(struct b43_wldev *dev) +{ + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) + return 1; + return 36; +} + +static enum b43_txpwr_result +b43_phy_lcn_op_recalc_txpower(struct b43_wldev *dev, bool ignore_tssi) +{ + return B43_TXPWR_RES_DONE; +} + +static void b43_phy_lcn_op_adjust_txpower(struct b43_wldev *dev) +{ +} + +/************************************************** * PHY ops struct. **************************************************/ const struct b43_phy_operations b43_phyops_lcn = { - /* .allocate = b43_phy_lcn_op_allocate, .free = b43_phy_lcn_op_free, .prepare_structs = b43_phy_lcn_op_prepare_structs, .init = b43_phy_lcn_op_init, + /* .phy_read = b43_phy_lcn_op_read, .phy_write = b43_phy_lcn_op_write, .phy_maskset = b43_phy_lcn_op_maskset, .radio_read = b43_phy_lcn_op_radio_read, .radio_write = b43_phy_lcn_op_radio_write, + */ .software_rfkill = b43_phy_lcn_op_software_rfkill, .switch_analog = b43_phy_lcn_op_switch_analog, + /* .switch_channel = b43_phy_lcn_op_switch_channel, + */ .get_default_chan = b43_phy_lcn_op_get_default_chan, .recalc_txpower = b43_phy_lcn_op_recalc_txpower, .adjust_txpower = b43_phy_lcn_op_adjust_txpower, - */ }; 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