r820t_write_reg
rc = r820t_write_reg(priv, 0x06, 0xb1);
rc = r820t_write_reg(priv, 0x05, 0x03);
rc = r820t_write_reg(priv, 0x07, 0x3a);
rc = r820t_write_reg(priv, 0x08, 0x40);
rc = r820t_write_reg(priv, 0x09, 0xc0);
rc = r820t_write_reg(priv, 0x0a, 0x36);
rc = r820t_write_reg(priv, 0x0c, 0x35);
rc = r820t_write_reg(priv, 0x0f, 0x68);
rc = r820t_write_reg(priv, 0x11, 0x03);
rc = r820t_write_reg(priv, 0x17, 0xf4);
rc = r820t_write_reg(priv, 0x19, 0x0c);
rc = r820t_write_reg(priv, 0x08, cross[i].gain_x);
rc = r820t_write_reg(priv, 0x09, cross[i].phase_y);
rc = r820t_write_reg(priv, 0x08, tmp.gain_x);
rc = r820t_write_reg(priv, 0x09, tmp.phase_y);
rc = r820t_write_reg(priv, fix_reg, fix_val);
rc = r820t_write_reg(priv, var_reg, var_val);
rc = r820t_write_reg(priv, 0x18, reg18);
rc = r820t_write_reg(priv, 0x19, reg19);
rc = r820t_write_reg(priv, 0x1f, reg1f);
rc = r820t_write_reg(priv, 0x1b, range->tf_c);
rc = r820t_write_reg(priv, 0x14, ni + (si << 6));
rc = r820t_write_reg(priv, 0x16, sdm >> 8);
rc = r820t_write_reg(priv, 0x15, sdm & 0xff);
rc = r820t_write_reg(priv, 0x0d, lna_vth_l);
rc = r820t_write_reg(priv, 0x0e, mixer_vth_l);