Re: video from USB DVB-T get damaged after some time (it9135)
On 26.02.2014 17:10, kap...@mizera.cz wrote: Dne 26.2.2014 14:33, Antti Palosaari napsal(a): Moikka! On 21.02.2014 15:06, kap...@mizera.cz wrote: Hello, == Antti: May I ask, if you have the same one stick? Does it work without problems ? I don't have just similar stick, but I tested 1-2 sticks having that same chipset. No problems at all. == everybody: I have final tested it under W-XP SP2 with orig drivers and SW. It goes into problems after some time too, BUT there is a difference: It is able to "recover" from it itself and it plays again (for some time). As I wrote - it happens quicker and more frequently on TV channels with lower/worse signal. That is why I thing that tuner will lose "tuned" status to exact freq. Would be not possible to solve this (to re-tune) in driver ? It seems, that in W-XP is something like that in drivers. I am pretty sure problem is RF-tuner. It warms and goes off from frequency a little, which causes signal level drop. As signal goes weaken, from a point of demodulator, it starts getting decoding errors. Retune fixes things for a while as tuner is calibrated each time when tuning is done. If you wait a little longer, demod will lose signal LOCK and retune is issued - as what happens on windows driver too. It is possible to add some early re-tune logic to demod driver, but it does not sound very wise for single problematic device. Also better approach could be to issue tuner calibration on 5 minute intervals or so. I am not sure if calibrating tuner is possible at runtime, but it should be easy to test. Thats the Problem - I do not know, how to do it without breaking recording. Can You give me a Tip ? Which command to "recalibrate" ? Tzap breaks it. Check the function: it9137_set_params and it913x_init. You have to do a little bit testing here. Like set a timer which calls those routines once in 5 min or so. regards Antti Anyhow, I am not going to waste any time for workaround this strange issue. You are simply only one having it :) Just get new similar stick and hope it works better. Of course, I understand. Thanks anyway. regards Antti --kapetr Regards --kapetr Hello, it is this one: http://www.buyincoins.com/item/30948.html I shop there often - lowest prices of all China e-shops I have found. BTW: if you want try the shop - by registry/first buy give my nick "jipan0" as referrer. You will get 5% off :-) --kapetr Dne 10.2.2014 09:34, Antti Palosaari napsal(a): Moi! On 10.02.2014 10:21, kap...@mizera.cz wrote: Hello, I have test FW version 12.10.04.1 (FYI dmesg changes follows) The problem without change. I did want to test the DVB-T stick under Windows XP, but in VirtualBox works the tuner not at all - I get just jerky sound, no video. But there is older driver (12.7.6.11) - but don't thing the problem is there - rather in VBOX. And no free partition to test. OK, thank for the testing anyway. I have few different it9135 devices. Could you find some picture of yours, I would like to test myself if I had same device. regards Antti Regards. kapetr --- old from https://raw.github.com/torvalds/linux/master/Documentation/dvb/get_dvb_firmware [ 21.546241] usb 1-1.3: dvb_usb_af9035: prechip_version=83 chip_version=02 chip_type=9135 [ 21.546613] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in cold state [ 21.563582] usb 1-1.3: dvb_usb_v2: downloading firmware from file 'dvb-usb-it9135-02.fw' [ 21.594974] EXT4-fs (sda2): re-mounted. Opts: errors=remount-ro [ 21.659449] usb 1-1.3: dvb_usb_af9035: firmware version=3.39.1.0 [ 21.659456] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in warm state [ 21.660358] usb 1-1.3: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 21.660375] DVB: registering new adapter (ITE 9135 Generic) [ 21.750565] i2c i2c-16: af9033: firmware version: LINK=0.0.0.0 OFDM=3.9.1.0 [ 21.750570] usb 1-1.3: DVB: registering adapter 0 frontend 0 (Afatech AF9033 (DVB-T))... [ 22.064646] i2c i2c-16: tuner_it913x: ITE Tech IT913X successfully attached [ 22.04] Registered IR keymap rc-it913x-v1 [ 22.100068] input: ITE 9135 Generic as /devices/pci:00/:00:1a.0/usb1/1-1/1-1.3/rc/rc0/input14 [ 22.100103] rc0: ITE 9135 Generic as /devices/pci:00/:00:1a.0/usb1/1-1/1-1.3/rc/rc0 [ 22.100106] usb 1-1.3: dvb_usb_v2: schedule remote query interval to 500 msecs [ 22.100109] usb 1-1.3: dvb_usb_v2: 'ITE 9135 Generic' successfully initialized and connected [ 22.100123] usbcore: registered new interface driver dvb_usb_af9035 ---new from http://palosaari.fi/linux/v4l-dvb/firmware/IT9135/12.10.04.1/IT9135v2_3.42.3.3_3.29.3.3/ Feb 9 15:00:54 zly-hugo kernel: [12732.520617] usb 1-1.3: dvb_usb_af9035: prechip_version=83 chip_version=02 chip_type=9135 Feb 9 15:00:54 zly-hugo kernel: [12732.520988] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Gener
Re: video from USB DVB-T get damaged after some time (it9135)
Dne 26.2.2014 14:33, Antti Palosaari napsal(a): Moikka! On 21.02.2014 15:06, kap...@mizera.cz wrote: Hello, == Antti: May I ask, if you have the same one stick? Does it work without problems ? I don't have just similar stick, but I tested 1-2 sticks having that same chipset. No problems at all. == everybody: I have final tested it under W-XP SP2 with orig drivers and SW. It goes into problems after some time too, BUT there is a difference: It is able to "recover" from it itself and it plays again (for some time). As I wrote - it happens quicker and more frequently on TV channels with lower/worse signal. That is why I thing that tuner will lose "tuned" status to exact freq. Would be not possible to solve this (to re-tune) in driver ? It seems, that in W-XP is something like that in drivers. I am pretty sure problem is RF-tuner. It warms and goes off from frequency a little, which causes signal level drop. As signal goes weaken, from a point of demodulator, it starts getting decoding errors. Retune fixes things for a while as tuner is calibrated each time when tuning is done. If you wait a little longer, demod will lose signal LOCK and retune is issued - as what happens on windows driver too. It is possible to add some early re-tune logic to demod driver, but it does not sound very wise for single problematic device. Also better approach could be to issue tuner calibration on 5 minute intervals or so. I am not sure if calibrating tuner is possible at runtime, but it should be easy to test. Thats the Problem - I do not know, how to do it without breaking recording. Can You give me a Tip ? Which command to "recalibrate" ? Tzap breaks it. Anyhow, I am not going to waste any time for workaround this strange issue. You are simply only one having it :) Just get new similar stick and hope it works better. Of course, I understand. Thanks anyway. regards Antti --kapetr Regards --kapetr Hello, it is this one: http://www.buyincoins.com/item/30948.html I shop there often - lowest prices of all China e-shops I have found. BTW: if you want try the shop - by registry/first buy give my nick "jipan0" as referrer. You will get 5% off :-) --kapetr Dne 10.2.2014 09:34, Antti Palosaari napsal(a): Moi! On 10.02.2014 10:21, kap...@mizera.cz wrote: Hello, I have test FW version 12.10.04.1 (FYI dmesg changes follows) The problem without change. I did want to test the DVB-T stick under Windows XP, but in VirtualBox works the tuner not at all - I get just jerky sound, no video. But there is older driver (12.7.6.11) - but don't thing the problem is there - rather in VBOX. And no free partition to test. OK, thank for the testing anyway. I have few different it9135 devices. Could you find some picture of yours, I would like to test myself if I had same device. regards Antti Regards. kapetr --- old from https://raw.github.com/torvalds/linux/master/Documentation/dvb/get_dvb_firmware [ 21.546241] usb 1-1.3: dvb_usb_af9035: prechip_version=83 chip_version=02 chip_type=9135 [ 21.546613] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in cold state [ 21.563582] usb 1-1.3: dvb_usb_v2: downloading firmware from file 'dvb-usb-it9135-02.fw' [ 21.594974] EXT4-fs (sda2): re-mounted. Opts: errors=remount-ro [ 21.659449] usb 1-1.3: dvb_usb_af9035: firmware version=3.39.1.0 [ 21.659456] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in warm state [ 21.660358] usb 1-1.3: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 21.660375] DVB: registering new adapter (ITE 9135 Generic) [ 21.750565] i2c i2c-16: af9033: firmware version: LINK=0.0.0.0 OFDM=3.9.1.0 [ 21.750570] usb 1-1.3: DVB: registering adapter 0 frontend 0 (Afatech AF9033 (DVB-T))... [ 22.064646] i2c i2c-16: tuner_it913x: ITE Tech IT913X successfully attached [ 22.04] Registered IR keymap rc-it913x-v1 [ 22.100068] input: ITE 9135 Generic as /devices/pci:00/:00:1a.0/usb1/1-1/1-1.3/rc/rc0/input14 [ 22.100103] rc0: ITE 9135 Generic as /devices/pci:00/:00:1a.0/usb1/1-1/1-1.3/rc/rc0 [ 22.100106] usb 1-1.3: dvb_usb_v2: schedule remote query interval to 500 msecs [ 22.100109] usb 1-1.3: dvb_usb_v2: 'ITE 9135 Generic' successfully initialized and connected [ 22.100123] usbcore: registered new interface driver dvb_usb_af9035 ---new from http://palosaari.fi/linux/v4l-dvb/firmware/IT9135/12.10.04.1/IT9135v2_3.42.3.3_3.29.3.3/ Feb 9 15:00:54 zly-hugo kernel: [12732.520617] usb 1-1.3: dvb_usb_af9035: prechip_version=83 chip_version=02 chip_type=9135 Feb 9 15:00:54 zly-hugo kernel: [12732.520988] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in cold state Feb 9 15:00:54 zly-hugo kernel: [12732.522267] usb 1-1.3: dvb_usb_v2: downloading firmware from file 'dvb-usb-it9135-02.fw' Feb 9 15:00:54 zly-hugo kernel: [12732.626497] usb 1-1.3: dvb_usb_af9035: firmware ve
Re: video from USB DVB-T get damaged after some time (it9135)
Moikka! On 21.02.2014 15:06, kap...@mizera.cz wrote: Hello, == Antti: May I ask, if you have the same one stick? Does it work without problems ? I don't have just similar stick, but I tested 1-2 sticks having that same chipset. No problems at all. == everybody: I have final tested it under W-XP SP2 with orig drivers and SW. It goes into problems after some time too, BUT there is a difference: It is able to "recover" from it itself and it plays again (for some time). As I wrote - it happens quicker and more frequently on TV channels with lower/worse signal. That is why I thing that tuner will lose "tuned" status to exact freq. Would be not possible to solve this (to re-tune) in driver ? It seems, that in W-XP is something like that in drivers. I am pretty sure problem is RF-tuner. It warms and goes off from frequency a little, which causes signal level drop. As signal goes weaken, from a point of demodulator, it starts getting decoding errors. Retune fixes things for a while as tuner is calibrated each time when tuning is done. If you wait a little longer, demod will lose signal LOCK and retune is issued - as what happens on windows driver too. It is possible to add some early re-tune logic to demod driver, but it does not sound very wise for single problematic device. Also better approach could be to issue tuner calibration on 5 minute intervals or so. I am not sure if calibrating tuner is possible at runtime, but it should be easy to test. Anyhow, I am not going to waste any time for workaround this strange issue. You are simply only one having it :) Just get new similar stick and hope it works better. regards Antti Regards --kapetr Hello, it is this one: http://www.buyincoins.com/item/30948.html I shop there often - lowest prices of all China e-shops I have found. BTW: if you want try the shop - by registry/first buy give my nick "jipan0" as referrer. You will get 5% off :-) --kapetr Dne 10.2.2014 09:34, Antti Palosaari napsal(a): Moi! On 10.02.2014 10:21, kap...@mizera.cz wrote: Hello, I have test FW version 12.10.04.1 (FYI dmesg changes follows) The problem without change. I did want to test the DVB-T stick under Windows XP, but in VirtualBox works the tuner not at all - I get just jerky sound, no video. But there is older driver (12.7.6.11) - but don't thing the problem is there - rather in VBOX. And no free partition to test. OK, thank for the testing anyway. I have few different it9135 devices. Could you find some picture of yours, I would like to test myself if I had same device. regards Antti Regards. kapetr --- old from https://raw.github.com/torvalds/linux/master/Documentation/dvb/get_dvb_firmware [ 21.546241] usb 1-1.3: dvb_usb_af9035: prechip_version=83 chip_version=02 chip_type=9135 [ 21.546613] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in cold state [ 21.563582] usb 1-1.3: dvb_usb_v2: downloading firmware from file 'dvb-usb-it9135-02.fw' [ 21.594974] EXT4-fs (sda2): re-mounted. Opts: errors=remount-ro [ 21.659449] usb 1-1.3: dvb_usb_af9035: firmware version=3.39.1.0 [ 21.659456] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in warm state [ 21.660358] usb 1-1.3: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 21.660375] DVB: registering new adapter (ITE 9135 Generic) [ 21.750565] i2c i2c-16: af9033: firmware version: LINK=0.0.0.0 OFDM=3.9.1.0 [ 21.750570] usb 1-1.3: DVB: registering adapter 0 frontend 0 (Afatech AF9033 (DVB-T))... [ 22.064646] i2c i2c-16: tuner_it913x: ITE Tech IT913X successfully attached [ 22.04] Registered IR keymap rc-it913x-v1 [ 22.100068] input: ITE 9135 Generic as /devices/pci:00/:00:1a.0/usb1/1-1/1-1.3/rc/rc0/input14 [ 22.100103] rc0: ITE 9135 Generic as /devices/pci:00/:00:1a.0/usb1/1-1/1-1.3/rc/rc0 [ 22.100106] usb 1-1.3: dvb_usb_v2: schedule remote query interval to 500 msecs [ 22.100109] usb 1-1.3: dvb_usb_v2: 'ITE 9135 Generic' successfully initialized and connected [ 22.100123] usbcore: registered new interface driver dvb_usb_af9035 ---new from http://palosaari.fi/linux/v4l-dvb/firmware/IT9135/12.10.04.1/IT9135v2_3.42.3.3_3.29.3.3/ Feb 9 15:00:54 zly-hugo kernel: [12732.520617] usb 1-1.3: dvb_usb_af9035: prechip_version=83 chip_version=02 chip_type=9135 Feb 9 15:00:54 zly-hugo kernel: [12732.520988] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in cold state Feb 9 15:00:54 zly-hugo kernel: [12732.522267] usb 1-1.3: dvb_usb_v2: downloading firmware from file 'dvb-usb-it9135-02.fw' Feb 9 15:00:54 zly-hugo kernel: [12732.626497] usb 1-1.3: dvb_usb_af9035: firmware version=3.42.3.3 Feb 9 15:00:54 zly-hugo kernel: [12732.626509] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in warm state Feb 9 15:00:54 zly-hugo kernel: [12732.627381] usb 1-1.3: dvb_usb_v2: will pass the complete MPEG2 transport stream to th
Re: video from USB DVB-T get damaged after some time (it9135)
Hello, == Antti: May I ask, if you have the same one stick? Does it work without problems ? == everybody: I have final tested it under W-XP SP2 with orig drivers and SW. It goes into problems after some time too, BUT there is a difference: It is able to "recover" from it itself and it plays again (for some time). As I wrote - it happens quicker and more frequently on TV channels with lower/worse signal. That is why I thing that tuner will lose "tuned" status to exact freq. Would be not possible to solve this (to re-tune) in driver ? It seems, that in W-XP is something like that in drivers. Regards --kapetr Hello, it is this one: http://www.buyincoins.com/item/30948.html I shop there often - lowest prices of all China e-shops I have found. BTW: if you want try the shop - by registry/first buy give my nick "jipan0" as referrer. You will get 5% off :-) --kapetr Dne 10.2.2014 09:34, Antti Palosaari napsal(a): Moi! On 10.02.2014 10:21, kap...@mizera.cz wrote: Hello, I have test FW version 12.10.04.1 (FYI dmesg changes follows) The problem without change. I did want to test the DVB-T stick under Windows XP, but in VirtualBox works the tuner not at all - I get just jerky sound, no video. But there is older driver (12.7.6.11) - but don't thing the problem is there - rather in VBOX. And no free partition to test. OK, thank for the testing anyway. I have few different it9135 devices. Could you find some picture of yours, I would like to test myself if I had same device. regards Antti Regards. kapetr --- old from https://raw.github.com/torvalds/linux/master/Documentation/dvb/get_dvb_firmware [ 21.546241] usb 1-1.3: dvb_usb_af9035: prechip_version=83 chip_version=02 chip_type=9135 [ 21.546613] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in cold state [ 21.563582] usb 1-1.3: dvb_usb_v2: downloading firmware from file 'dvb-usb-it9135-02.fw' [ 21.594974] EXT4-fs (sda2): re-mounted. Opts: errors=remount-ro [ 21.659449] usb 1-1.3: dvb_usb_af9035: firmware version=3.39.1.0 [ 21.659456] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in warm state [ 21.660358] usb 1-1.3: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 21.660375] DVB: registering new adapter (ITE 9135 Generic) [ 21.750565] i2c i2c-16: af9033: firmware version: LINK=0.0.0.0 OFDM=3.9.1.0 [ 21.750570] usb 1-1.3: DVB: registering adapter 0 frontend 0 (Afatech AF9033 (DVB-T))... [ 22.064646] i2c i2c-16: tuner_it913x: ITE Tech IT913X successfully attached [ 22.04] Registered IR keymap rc-it913x-v1 [ 22.100068] input: ITE 9135 Generic as /devices/pci:00/:00:1a.0/usb1/1-1/1-1.3/rc/rc0/input14 [ 22.100103] rc0: ITE 9135 Generic as /devices/pci:00/:00:1a.0/usb1/1-1/1-1.3/rc/rc0 [ 22.100106] usb 1-1.3: dvb_usb_v2: schedule remote query interval to 500 msecs [ 22.100109] usb 1-1.3: dvb_usb_v2: 'ITE 9135 Generic' successfully initialized and connected [ 22.100123] usbcore: registered new interface driver dvb_usb_af9035 ---new from http://palosaari.fi/linux/v4l-dvb/firmware/IT9135/12.10.04.1/IT9135v2_3.42.3.3_3.29.3.3/ Feb 9 15:00:54 zly-hugo kernel: [12732.520617] usb 1-1.3: dvb_usb_af9035: prechip_version=83 chip_version=02 chip_type=9135 Feb 9 15:00:54 zly-hugo kernel: [12732.520988] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in cold state Feb 9 15:00:54 zly-hugo kernel: [12732.522267] usb 1-1.3: dvb_usb_v2: downloading firmware from file 'dvb-usb-it9135-02.fw' Feb 9 15:00:54 zly-hugo kernel: [12732.626497] usb 1-1.3: dvb_usb_af9035: firmware version=3.42.3.3 Feb 9 15:00:54 zly-hugo kernel: [12732.626509] usb 1-1.3: dvb_usb_v2: found a 'ITE 9135 Generic' in warm state Feb 9 15:00:54 zly-hugo kernel: [12732.627381] usb 1-1.3: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer Feb 9 15:00:54 zly-hugo kernel: [12732.627405] DVB: registering new adapter (ITE 9135 Generic) Feb 9 15:00:54 zly-hugo kernel: [12732.631208] i2c i2c-16: af9033: firmware version: LINK=0.0.0.0 OFDM=3.29.3.3 Feb 9 15:00:54 zly-hugo kernel: [12732.631215] usb 1-1.3: DVB: registering adapter 0 frontend 0 (Afatech AF9033 (DVB-T))... Feb 9 15:00:54 zly-hugo kernel: [12732.631328] i2c i2c-16: tuner_it913x: ITE Tech IT913X successfully attached -- Dne 9.2.2014 05:57, Antti Palosaari napsal(a): On 09.02.2014 02:42, Antti Palosaari wrote: Moikka! I am going to extract new firmware. I dumped init tables out from Windows driver version 12.07.06.1. Is there any newer? regards Antti I extracted firmwares from Windows driver 12.10.04.1. Didn't find newer driver... http://blog.palosaari.fi/2014/02/linux-it9135-driver-firmwares.html regards Antti -- 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/majord