b43: LCN-PHY: finish sense setup

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/b43/phy_lcn.c b/drivers/net/wireless/b43/phy_lcn.c
index 3ac235770863719614ad71df591527c67d7a96f3..bffeb44b4a4088c3ff22765e55cfd2be81b45871 100644 (file)
--- a/drivers/net/wireless/b43/phy_lcn.c
+++ b/drivers/net/wireless/b43/phy_lcn.c
@@ -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;
+
+       /* 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);
 
-       /* TODO: config sth */
+       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");
        }

diff --git a/drivers/net/wireless/b43/phy_lcn.h b/drivers/net/wireless/b43/phy_lcn.h
index 2a386d07fc23ad171e2e0a56012a0be5f1c4e405..6a7092e13fff95244bbc9c11ff688f9d5686f38f 100644 (file)
--- a/drivers/net/wireless/b43/phy_lcn.h
+++ b/drivers/net/wireless/b43/phy_lcn.h
@@ -21,6 +21,7 @@
 struct b43_phy_lcn {
        bool hw_pwr_ctl;
        bool hw_pwr_ctl_capable;
+       u8 tx_pwr_curr_idx;
 };