Got it. Once I sent out email, found reason on google. It has bulk endpoint which is used as isoc! I see now.. Thank everyone.
On 2011-11-02, at 10:39 AM, Dmitriy Fitisov wrote: > Hello everyone, > I have made modifications to em28xx and lgdt3305 > making it "kinda work". > I'm using scan program from dvb-apps for testing. > I'm saying "kinda work" because I cannot verify for sure, I suspect something > is missing. > When I run scan it successfully locks on all channels which I have on my TV, > but cannot find PAT on most channels. > In MPEG2 stream I see that there is TS with PID 0x0000, but in most cases > adaptation_field is 0, > which treated by DVB as a no payload. > Interesting enough that PUSI is set in this case. > Could not find any info on this situation, except that packets with > adaptation_field == 0 > must be discarded. > I live in Toronto and this data is for CBLT channel 9 DVB-T antenna. > Windows shows everything ok. > A little bit info on the stick to help others. > It has 4 main chips on the board, em2874b, which has 2 I2C buses (guessed > from em28xx source files). > First bus is connected to Atmel's AT24C32D - 32kbit flash memory with I2C > address 0xA0, > second bus is connected to LGDT3305 with I2C address 0x1C, so, in order to > communicate with LGDT3305 > flag for secondary bus must be set (EM2874_I2C_SECONDARY_BUS_SELECT), > TDA18271HDC2 is connected through repeater of LGDT3305, so, disable_repeater > field in > lgdt configuration must not be set, and lgdt gate control should be called > before starting to talk > to TDA18271. > > So, may someone provide info on PID 0000 steam packets? > Or, perhaps I'm doing something wrong and should test it in different way? > > Thank you. > Dmitriy -- > To unsubscribe from this list: send the line "unsubscribe linux-media" in > the body of a message to majord...@vger.kernel.org > 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 majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
