[mythtv-users] Need to update kernel because of PCTV 292e stick .. help

[John Pilkington]

On 31/03/15 12:11, John Pilkington wrote:
> On 31/03/15 11:41, Richard Morton wrote:
>> Hello everyone
>>
>> I also am running 14.04.2 using the 3.13 kernel series on an old ion
>> (zotac b-e dual core 330 atom I think) as a combined fe/be with 2x 290e
>> tuners and I was looking to replace one due to recording errors (see
>> below it seems it isn't a failing tuner).
>>
>> What is peoples experience of things breaking when installing the hwe
>> package? It is a big update, how does the nvidia driver cope for
>> instance?
>>
>> I have been having issues with the 290e tuners failing to record (zero
>> byte recordings) which is resolved by a reboot.
>>
>> It is supposed to be resolved in the latest stable kernel as of 2/2/2015
>> see this defect
>>
>> https://bugzilla.kernel.org/show_bug.cgi?id=72891
>>
>> So for me upgrading to the latest hardware enablement won't remove my
>> issue only going to a later kernel (3.18.5 or 3.19 or later) or going
>> back to kernel series 3.11.
>>
>> So I'll have to wait until the end of the month when the vivid hardware
>> enablement pack is scheduled for release
>>
>> But am looking for peoples experiences of this update.
>>
>> R
>
> Neither of my boxes has nvidia hardware so I can't comment on that.
> Didn't think about it, but I suppose it would use the 'utopic' drivers.
>   I looked at Xorg.0.log after the HWE upgrade and it looks as if the
> intel driver package is newer than what I have at present on SL7.0; but
> the video hardware on both is old and relatively incapable (Q33 i915)
> and I use UPnP to drive the TV.
>
> The 290e seemed troublefree with the stock 14.04 3.13 kernel, but it
> hasn't been my 'production' box.

The (long) bugzilla suggests that for pre-3.18-ish kernels it's 'one 
device good, two devices bad' and (comment 32) that unloading/reloading 
the em28xx module is a workaround.  I don't know whether using separate 
usb controllers would help.

> John
>
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