{"action":"created","issue":{"url":"https://api.github.com/repos/ljalves/linux_media/issues/66","labels_url":"https://api.github.com/repos/ljalves/linux_media/issues/66/labels{/name}","comments_url":"https://api.github.com/repos/ljalves/linux_media/issues/66/comments","events_url":"https://api.github.com/repos/ljalves/linux_media/issues/66/events","html_url":"https://github.com/ljalves/linux_media/issues/66","id":53524611,"number":66,"title":"TBS 6285 (V21) & saa716x_budget module parameters","user":{"login":"RayCic","id":10327598,"avatar_url":"https://avatars.githubusercontent.com/u/10327598?v=3","gravatar_id":"","url":"https://api.github.com/users/RayCic","html_url":"https://github.com/RayCic","followers_url":"https://api.github.com/users/RayCic/followers","following_url":"https://api.github.com/users/RayCic/following{/other_user}","gists_url":"https://api.github.com/users/RayCic/gists{/gist_id}","starred_url":"https://api.github.com/users/RayCic/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/RayCic/subscriptions","organizations_url":"https://api.github.com/users/RayCic/orgs","repos_url":"https://api.github.com/users/RayCic/repos","events_url":"https://api.github.com/users/RayCic/events{/privacy}","received_events_url":"https://api.github.com/users/RayCic/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-01-06T15:18:27Z","updated_at":"2015-01-06T18:04:31Z","closed_at":null,"body":"I played with TBS 6285 (V21) &  saa716x_budget module parameters.\r\n\r\nI used following methodology:\r\n1. set module parameters in file:  /etc/modprobe.d/my-dvb.conf\r\n2. warm reboot system\r\n3. run: w_scan -F -t 3\r\n4. if w_scan did not find any channels, then rerun w_scan\r\n5. repeat steps 2.-4. three times\r\n6. write down results\r\n7. goto step 1.\r\n\r\nWhat I found:\r\n\r\nCASE 1: int_type=0 verbose=any value\r\nin this case first w_scan run did not find any transponders,\r\nin second run it found all transponders & channels\r\n\r\nCASE 2: int_type=1 verbose=0\r\nin this case in first & second run w_scan found all transponders\r\nbut was unable to receive channels data\r\n\r\nCASE 3: int_type=1 verbose>0\r\nin this case w_scan behaves randomly:\r\nsometimes it behaves like in CASE 2 but sometimes\r\nit did not find any transponders on first run and\r\nfound all transponders on second run, but was unable\r\nto receive channels data.\r\n\r\nConclusions:\r\n1) TBS 6285 (V21) is usable only with module parameter:  int_type=0\r\n2) card requires some kind of initialization by programs like w_scan or dvb-fe-tool\r\n3) IMHO driver have timing issues, especially with parameter  int_type=1\r\n"},"comment":{"url":"https://api.github.com/repos/ljalves/linux_media/issues/comments/68904892","html_url":"https://github.com/ljalves/linux_media/issues/66#issuecomment-68904892","issue_url":"https://api.github.com/repos/ljalves/linux_media/issues/66","id":68904892,"user":{"login":"ljalves","id":1659543,"avatar_url":"https://avatars.githubusercontent.com/u/1659543?v=3","gravatar_id":"","url":"https://api.github.com/users/ljalves","html_url":"https://github.com/ljalves","followers_url":"https://api.github.com/users/ljalves/followers","following_url":"https://api.github.com/users/ljalves/following{/other_user}","gists_url":"https://api.github.com/users/ljalves/gists{/gist_id}","starred_url":"https://api.github.com/users/ljalves/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ljalves/subscriptions","organizations_url":"https://api.github.com/users/ljalves/orgs","repos_url":"https://api.github.com/users/ljalves/repos","events_url":"https://api.github.com/users/ljalves/events{/privacy}","received_events_url":"https://api.github.com/users/ljalves/received_events","type":"User","site_admin":false},"created_at":"2015-01-06T18:04:31Z","updated_at":"2015-01-06T18:04:31Z","body":"A lot of issues with the TBS6285 card (#54 #61 #64 #65 and this one) are showing up.\r\nI've initially added support to this card by remotely using someone's machine (if I remember correctly it was @bas-t machine).\r\nAs far as I know his card is still working ok.\r\n\r\nOne thing that could be happening is that TBS made a new hardware revision of that card and switched things around a bit... the first thing that comes to my mind is TS mode setting or even newer chip revisions.\r\n\r\nImportant stuff when comparing cards are:\r\n- saa716x revision: TBS uses at least 2 revisions (rev2 and rev3) is it happens that they use different revisions for the same card series, I'll need to change the i2c code.\r\n- hardware revision: @RayCic has v21 what other versions exist out there?\r\n\r\n@bas-t, if possible post your card HW revision and saa716x rev."}}