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Code

b43: LCN-PHY: finish sense setup

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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2011-09-16 16:36:32 +02:00 committed by John W. Linville
parent 6be19ccd69
commit 2981808269
2 changed files with 88 additions and 3 deletions
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90
drivers/net/wireless/b43/phy_lcn.c
View File

@ -49,6 +49,11 @@ struct lcn_tx_iir_filter {
u16 values[16];
};
enum lcn_sense_type {
B43_SENSE_TEMP,
B43_SENSE_VBAT,
};
/* In theory it's PHY common function, move if needed */
/* brcms_b_switch_macfreq */
static void b43_phy_switch_macfreq(struct b43_wldev *dev, u8 spurmode)
@ -335,8 +340,12 @@ static void b43_phy_lcn_bu_tweaks(struct b43_wldev *dev)
}
/* wlc_lcnphy_vbat_temp_sense_setup */
static void b43_phy_lcn_sense_setup(struct b43_wldev *dev)
static void b43_phy_lcn_sense_setup(struct b43_wldev *dev,
enum lcn_sense_type sense_type)
{
u8 auxpga_vmidcourse, auxpga_vmidfine, auxpga_gain;
u16 auxpga_vmid;
u8 tx_pwr_idx;
u8 i;
u16 save_radio_regs[6][2] = {
@ -351,21 +360,96 @@ static void b43_phy_lcn_sense_setup(struct b43_wldev *dev)
};
u16 save_radio_4a4;
msleep(1);
/* Save */
for (i = 0; i < 6; i++)
save_radio_regs[i][1] = b43_radio_read(dev,
save_radio_regs[i][0]);
for (i = 0; i < 14; i++)
save_phy_regs[i][1] = b43_phy_read(dev, save_phy_regs[i][0]);
b43_mac_suspend(dev);
save_radio_4a4 = b43_radio_read(dev, 0x4a4);
/* wlc_lcnphy_set_tx_pwr_ctrl(pi, LCNPHY_TX_PWR_CTRL_OFF); */
tx_pwr_idx = dev->phy.lcn->tx_pwr_curr_idx;
/* TODO: config sth */
/* Setup */
/* TODO: wlc_lcnphy_set_tx_pwr_by_index(pi, 127); */
b43_radio_set(dev, 0x007, 0x1);
b43_radio_set(dev, 0x0ff, 0x10);
b43_radio_set(dev, 0x11f, 0x4);
b43_phy_mask(dev, 0x503, ~0x1);
b43_phy_mask(dev, 0x503, ~0x4);
b43_phy_mask(dev, 0x4a4, ~0x4000);
b43_phy_mask(dev, 0x4a4, (u16) ~0x8000);
b43_phy_mask(dev, 0x4d0, ~0x20);
b43_phy_set(dev, 0x4a5, 0xff);
b43_phy_maskset(dev, 0x4a5, ~0x7000, 0x5000);
b43_phy_mask(dev, 0x4a5, ~0x700);
b43_phy_maskset(dev, 0x40d, ~0xff, 64);
b43_phy_maskset(dev, 0x40d, ~0x700, 0x600);
b43_phy_maskset(dev, 0x4a2, ~0xff, 64);
b43_phy_maskset(dev, 0x4a2, ~0x700, 0x600);
b43_phy_maskset(dev, 0x4d9, ~0x70, 0x20);
b43_phy_maskset(dev, 0x4d9, ~0x700, 0x300);
b43_phy_maskset(dev, 0x4d9, ~0x7000, 0x1000);
b43_phy_mask(dev, 0x4da, ~0x1000);
b43_phy_set(dev, 0x4da, 0x2000);
b43_phy_set(dev, 0x4a6, 0x8000);
b43_radio_write(dev, 0x025, 0xc);
b43_radio_set(dev, 0x005, 0x8);
b43_phy_set(dev, 0x938, 0x4);
b43_phy_set(dev, 0x939, 0x4);
b43_phy_set(dev, 0x4a4, 0x1000);
/* FIXME: don't hardcode */
b43_lcntab_write(dev, B43_LCNTAB16(0x8, 0x6), 0x640);
switch (sense_type) {
case B43_SENSE_TEMP:
b43_phy_set(dev, 0x4d7, 0x8);
b43_phy_maskset(dev, 0x4d7, ~0x7000, 0x1000);
auxpga_vmidcourse = 8;
auxpga_vmidfine = 0x4;
auxpga_gain = 2;
b43_radio_set(dev, 0x082, 0x20);
break;
case B43_SENSE_VBAT:
b43_phy_set(dev, 0x4d7, 0x8);
b43_phy_maskset(dev, 0x4d7, ~0x7000, 0x3000);
auxpga_vmidcourse = 7;
auxpga_vmidfine = 0xa;
auxpga_gain = 2;
break;
}
auxpga_vmid = (0x200 | (auxpga_vmidcourse << 4) | auxpga_vmidfine);
b43_phy_set(dev, 0x4d8, 0x1);
b43_phy_maskset(dev, 0x4d8, ~(0x3ff << 2), auxpga_vmid << 2);
b43_phy_set(dev, 0x4d8, 0x2);
b43_phy_maskset(dev, 0x4d8, ~(0x7 << 12), auxpga_gain << 12);
b43_phy_set(dev, 0x4d0, 0x20);
b43_radio_write(dev, 0x112, 0x6);
/* TODO: dummy transmission? */
/* Wait if not done */
if (!(b43_phy_read(dev, 0x476) & 0x8000))
udelay(10);
/* Restore */
for (i = 0; i < 6; i++)
b43_radio_write(dev, save_radio_regs[i][0],
save_radio_regs[i][1]);
for (i = 0; i < 14; i++)
b43_phy_write(dev, save_phy_regs[i][0], save_phy_regs[i][1]);
/* TODO: wlc_lcnphy_set_tx_pwr_by_index(tx_pwr_idx) */
b43_radio_write(dev, 0x4a4, save_radio_4a4);
b43_mac_enable(dev);
msleep(1);
}
static bool b43_phy_lcn_load_tx_iir_cck_filter(struct b43_wldev *dev,
@ -499,7 +583,7 @@ static void b43_phy_lcn_tx_pwr_ctl_init(struct b43_wldev *dev)
}
b43_phy_lcn_set_tx_gain(dev, &tx_gains);
b43_phy_lcn_set_bbmult(dev, bbmult);
b43_phy_lcn_sense_setup(dev); /* TODO: TEMPSENSE as arg */
b43_phy_lcn_sense_setup(dev, B43_SENSE_TEMP);
} else {
b43err(dev->wl, "TX power control not supported for this HW\n");
}

1
drivers/net/wireless/b43/phy_lcn.h
View File

@ -21,6 +21,7 @@
struct b43_phy_lcn {
bool hw_pwr_ctl;
bool hw_pwr_ctl_capable;
u8 tx_pwr_curr_idx;
};