RE: AF9033 / IT913X: Avermedia A835B(1835) only works sporadically

2014-06-11 Thread Jason.Dong
Dear David, From our test, Linux kernel 3.14 + v3.6.0.0 firmware have good RF performance on single and dual tuners. BRs, Jason -Original Message- From: linux-media-ow...@vger.kernel.org [mailto:linux-media-ow...@vger.kernel.org] On Behalf Of David Shirley Sent: Wednesday, June 11, 201

RE: AF9033 / IT913X: Avermedia A835B(1835) only works sporadically

2014-06-11 Thread Jason.Dong
Dear David, The RF performance of ITE9137 BX + IE9133 dongle is a little worse than single tuner. As our test resolut, the RF performances should be -80db and -82db for dual tuners and single tuner. There is an issue in hardware design if the reception capability is too worse. We don’t need to

RE: AF9033 / IT913X: Avermedia A835B(1835) only works sporadically

2014-06-10 Thread Jason.Dong
Dear Sebastian, There is a RF performance issue in the af9033 driver of kernel 3.15. It is no problem in the it913x driver of kernel 3.14. There were some initial sequences not correct after the it913x driver was integrated into af9033 driver. BRs, Jason -Original Message- From: linux-