+ return 0;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int cx18_av_g_register(struct v4l2_subdev *sd,
+ struct v4l2_dbg_register *reg)
+{
+ struct cx18 *cx = v4l2_get_subdevdata(sd);
+
+ if (!cx18_av_dbg_match(®->match))
+ return -EINVAL;
+ if ((reg->reg & 0x3) != 0)
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ reg->size = 4;
+ reg->val = cx18_av_read4(cx, reg->reg & 0x00000ffc);
+ return 0;
+}
+
+static int cx18_av_s_register(struct v4l2_subdev *sd,
+ struct v4l2_dbg_register *reg)
+{
+ struct cx18 *cx = v4l2_get_subdevdata(sd);
+
+ if (!cx18_av_dbg_match(®->match))
+ return -EINVAL;
+ if ((reg->reg & 0x3) != 0)
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ cx18_av_write4(cx, reg->reg & 0x00000ffc, reg->val);
+ return 0;
+}
+#endif
+
+static const struct v4l2_subdev_core_ops cx18_av_general_ops = {
+ .g_chip_ident = cx18_av_g_chip_ident,
+ .log_status = cx18_av_log_status,
+ .init = cx18_av_init,
+ .reset = cx18_av_reset,
+ .queryctrl = cx18_av_queryctrl,
+ .g_ctrl = cx18_av_g_ctrl,
+ .s_ctrl = cx18_av_s_ctrl,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .g_register = cx18_av_g_register,
+ .s_register = cx18_av_s_register,
+#endif
+};
+
+static const struct v4l2_subdev_tuner_ops cx18_av_tuner_ops = {
+ .s_radio = cx18_av_s_radio,
+ .s_frequency = cx18_av_s_frequency,
+ .g_tuner = cx18_av_g_tuner,
+ .s_tuner = cx18_av_s_tuner,
+ .s_std = cx18_av_s_std,
+};
+
+static const struct v4l2_subdev_audio_ops cx18_av_audio_ops = {
+ .s_clock_freq = cx18_av_s_clock_freq,
+ .s_routing = cx18_av_s_audio_routing,
+};
+
+static const struct v4l2_subdev_video_ops cx18_av_video_ops = {
+ .s_routing = cx18_av_s_video_routing,
+ .decode_vbi_line = cx18_av_decode_vbi_line,
+ .s_stream = cx18_av_s_stream,
+ .g_fmt = cx18_av_g_fmt,
+ .s_fmt = cx18_av_s_fmt,
+};
+
+static const struct v4l2_subdev_ops cx18_av_ops = {
+ .core = &cx18_av_general_ops,
+ .tuner = &cx18_av_tuner_ops,
+ .audio = &cx18_av_audio_ops,
+ .video = &cx18_av_video_ops,
+};
+
+int cx18_av_probe(struct cx18 *cx)
+{
+ struct cx18_av_state *state = &cx->av_state;
+ struct v4l2_subdev *sd;
+
+ state->rev = cx18_av_read4(cx, CXADEC_CHIP_CTRL) & 0xffff;
+ state->id = ((state->rev >> 4) == CXADEC_CHIP_TYPE_MAKO)
+ ? V4L2_IDENT_CX23418_843 : V4L2_IDENT_UNKNOWN;
+
+ state->vid_input = CX18_AV_COMPOSITE7;
+ state->aud_input = CX18_AV_AUDIO8;
+ state->audclk_freq = 48000;
+ state->audmode = V4L2_TUNER_MODE_LANG1;
+ state->slicer_line_delay = 0;
+ state->slicer_line_offset = (10 + state->slicer_line_delay - 2);
+
+ sd = &state->sd;
+ v4l2_subdev_init(sd, &cx18_av_ops);
+ v4l2_set_subdevdata(sd, cx);
+ snprintf(sd->name, sizeof(sd->name),
+ "%s %03x", cx->v4l2_dev.name, (state->rev >> 4));
+ sd->grp_id = CX18_HW_418_AV;
+ return v4l2_device_register_subdev(&cx->v4l2_dev, sd);