timf wrote:
> Mauro Carvalho Chehab wrote:
>
>> Hi Tim,
>>
>> I'm not sure if it is the same bug, but, on a device I have with tda10046, I
>> need to slow firmware load, otherwise, it will fail. This happens on an AMD 64
>> dual core notebook @1.8GHz. The same board, on an Intel single core @1.1GHz
>> works without troubles.
>>
>> Please test the enclosed patch.
>>
>> On Mon, 09 Jun 2008 20:24:19 +0800
>> timf <timf@xxxxxxxxxxxx> wrote:
>>
>>
>>
>>>> [ 38.194402] tuner' 2-004b: chip found @ 0x96 (saa7133[0])
>>>> [ 38.286214] tda829x 2-004b: setting tuner address to 61
>>>> [ 38.370076] tda829x 2-004b: type set to tda8290+75a
>>>> [ 42.195417] saa7133[0]: registered device video0 [v4l2]
>>>> [ 42.195437] saa7133[0]: registered device vbi0
>>>> [ 42.195461] saa7133[0]: registered device radio0
>>>> [ 42.355808] DVB: registering new adapter (saa7133[0])
>>>> [ 42.355815] DVB: registering frontend 0 (Philips TDA10046H DVB-T)...
>>>> [ 42.427655] tda1004x: setting up plls for 48MHz sampling clock
>>>> [ 44.678388] tda1004x: timeout waiting for DSP ready
>>>> [ 44.718322] tda1004x: found firmware revision 0 -- invalid
>>>> [ 44.718326] tda1004x: trying to boot from eeprom
>>>>
>>>>
>> diff -r 000ffc33cb89 linux/drivers/media/dvb/frontends/tda1004x.c
>> --- a/linux/drivers/media/dvb/frontends/tda1004x.c Sat Jun 14 08:27:34 2008 -0300
>> +++ b/linux/drivers/media/dvb/frontends/tda1004x.c Sat Jun 14 08:53:01 2008 -0300
>> @@ -135,6 +135,9 @@
>>
>> msg.addr = state->config->demod_address;
>> ret = i2c_transfer(state->i2c, &msg, 1);
>> +
>> + if (state->config->xtal_freq == TDA10046_XTAL_16M)
>> + msleep(1);
>>
>> if (ret != 1)
>> dprintk("%s: error reg=0x%x, data=0x%x, ret=%i\n",
>>
>>
>>
>> Cheers,
>> Mauro
>>
>>
>>
> Hi Mauro,
> Patch applied, hard to tell if improved.
>
> Prior to patch:
> Strange thing, maybe useful info, seems if boot from shutdown overnight,
> never loads firmware, always "revision ff"
> Always have to restart, sometimes a few times, for firmware to load.
>
> dmesg after patch, reboot:
>
> [ 41.504805] saa7133[0]: registered device vbi0
> [ 41.504836] saa7133[0]: registered device radio0
> [ 41.504913] tuner' 2-004b: Cmd TUNER_SET_STANDBY accepted for analog TV
> [ 41.673243] DVB: registering new adapter (saa7133[0])
> [ 41.673249] DVB: registering frontend 0 (Philips TDA10046H DVB-T)...
> [ 41.784037] tda1004x: setting up plls for 48MHz sampling clock
> [ 44.123523] tda1004x: timeout waiting for DSP ready
> [ 44.179434] tda1004x: found firmware revision 0 -- invalid
> [ 44.179436] tda1004x: trying to boot from eeprom
> <snip>
> [ 46.511807] tda1004x: timeout waiting for DSP ready
> [ 46.567659] tda1004x: found firmware revision 0 -- invalid
> [ 46.567665] tda1004x: waiting for firmware upload...
> [ 47.166298] tuner' 2-004b: Cmd AUDC_SET_RADIO accepted for radio
> [ 47.166307] tuner' 2-004b: radio freq set to 87.50
> [ 59.147648] tda1004x: found firmware revision 29 -- ok
> [ 59.675203] tda827x_probe_version: could not read from tuner at addr:
> 0xc2
> [ 60.099525] tuner' 2-004b: Cmd TUNER_SET_STANDBY accepted for radio
>
> sysinfo:
> AMD Athlon(tm) 64 X2 Dual Core Processor 3600+
>
> Regards,
> Timf
>
> _______________________________________________
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> linux-dvb@xxxxxxxxxxx
> http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
>
>
Woops!
Just tried dvb - not good!
dmesg:
[ 76.110517] eth0: no IPv6 routers present
[ 1122.615680] tda1004x: setting up plls for 48MHz sampling clock
[ 1122.810922] tda1004x: found firmware revision ff -- invalid
[ 1122.810926] tda1004x: trying to boot from eeprom
[ 1123.122401] tda1004x: found firmware revision ff -- invalid
[ 1123.122405] tda1004x: waiting for firmware upload...
[ 1123.131383] tda1004x: Error during firmware upload
[ 1123.139410] tda1004x: found firmware revision ff -- invalid
[ 1123.139414] tda1004x: firmware upload failed
[ 1123.161822] tda827x_probe_version: could not read from tuner at addr:
0xc2
[ 1125.135952] tda827xo_set_params: could not write to tuner at addr: 0xc2
[ 1126.005563] tda827xo_set_params: could not write to tuner at addr: 0xc2
[ 1126.876173] tda827xo_set_params: could not write to tuner at addr: 0xc2
[
Regards,
Timf
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