[linux-dvb] Re: Hauppauge Nova-T Problems

[Johannes Stezenbach <js@convergence.de>]

Adrian Look wrote:
> 
> <       $(foreach frontend, $(obj-m), insmod $(frontend) tda1004x_debug=1; )
...
> [ Note, at the time of writing, debug must be enabled for the tda1004x 
> frontent for the card to work properly - anyone have any ideas why this is?]

It could be a timing issue. If you have time to experiment you could add
some udelay(N) (N=10..100 or even more) at some places where now a
dprintk() is, starting with tda1004x_set_fe() and functions called by
tda1004x_set_fe().

> I added the following to my initial.h to support the Redruth transmitter in 
> the UK.
> 
> 	/**
> 	 *  Redruth, Cornwall, (BBC1, ...)
> 	 */
> 	{
> 		.type = FE_OFDM,
> 		.param = {
> 			.frequency = 618000000,
> 			.inversion = INVERSION_OFF,
> 			{ ofdm:
> 				{
> 					.bandwidth = BANDWIDTH_8_MHZ,
> 					.code_rate_HP = FEC_3_4,
> 					.code_rate_LP = FEC_NONE,
> 					.constellation = QAM_16,
> 					.transmission_mode = TRANSMISSION_MODE_2K,
> 					.guard_interval = GUARD_INTERVAL_1_32,
> 					.hierarchy_information = HIERARCHY_NONE
> 				}
> 			}
> 		}
> 	},


Comitted to CVS.


Johannes


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