+/* Initialise the TSSI->dBm lookup table */
+static int b43_aphy_init_tssi2dbm_table(struct b43_wldev *dev)
+{
+ struct b43_phy *phy = &dev->phy;
+ struct b43_phy_a *aphy = phy->a;
+ s16 pab0, pab1, pab2;
+
+ pab0 = (s16) (dev->dev->bus->sprom.pa1b0);
+ pab1 = (s16) (dev->dev->bus->sprom.pa1b1);
+ pab2 = (s16) (dev->dev->bus->sprom.pa1b2);
+
+ if (pab0 != 0 && pab1 != 0 && pab2 != 0 &&
+ pab0 != -1 && pab1 != -1 && pab2 != -1) {
+ /* The pabX values are set in SPROM. Use them. */
+ if ((s8) dev->dev->bus->sprom.itssi_a != 0 &&
+ (s8) dev->dev->bus->sprom.itssi_a != -1)
+ aphy->tgt_idle_tssi =
+ (s8) (dev->dev->bus->sprom.itssi_a);
+ else
+ aphy->tgt_idle_tssi = 62;
+ aphy->tssi2dbm = b43_generate_dyn_tssi2dbm_tab(dev, pab0,
+ pab1, pab2);
+ if (!aphy->tssi2dbm)
+ return -ENOMEM;
+ } else {
+ /* pabX values not set in SPROM,
+ * but APHY needs a generated table. */
+ aphy->tssi2dbm = NULL;
+ b43err(dev->wl, "Could not generate tssi2dBm "
+ "table (wrong SPROM info)!\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+