Hi > >> 1. AGC TOP of RF part - I think need support for MK3 > >> 2. Changing to 441MHz is not critical. We can write some > >> information about this case to Wiki or docs. > > > > for 2.: Discussed to the end if you stay at 441MHz. If you still > > want to have it in, just send a patch and no more info is needed. > > (Likely Andy is giving only examples for more difficult cases, > > sorry.) > > > > for 1.: I would like to be absolutely sure, that we are talking > > about the same tuner. I want to have the exact filters on it at > > least. > > I would also say that, if we need to implement AGC TOP > control, it would be better to add it at struct v4l2_tuner > (VIDIOC_G_TUNER and VIDIOC_S_TUNER), instead > of adding it as a control. Good idea. For MK3 need control AGC TOP and TOP of TDA9887 For MK5 need control only TOP of TDA9887 With my best regards, Dmitry. > > > > 3.: That is what Andy noted. Following the Philips datasheet for > > TOP, it should be added for negative modulation, positive > > modulation and FM accordingly. (2 and 3 are out of discussion) > > > > If you still have some sort of Secam fire and can improve it, we > > must know the tuner you are on "exactly". If it is the original > > Philips, without any such TOP suggestions over the full range in > > recent datasheets (???), I assume you might have them, I would say > > you can proceed, if you have shown that you are really still on the > > same tuner. > > > > Cheers, > > Hermann > > > > > > > > > > > > > > -- > > To unsubscribe from this list: send the line "unsubscribe > > linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx > > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
