On 12/09/2011 08:58 PM, Mauro Carvalho Chehab wrote:
On 09-12-2011 16:26, Antti Palosaari wrote:
On 12/09/2011 08:20 PM, Mauro Carvalho Chehab wrote:
The DRX-K doesn't change the delivery system at set_properties,
but do it at frontend init. This causes problems on programs like
w_scan that, by default, opens both frontends.

Instead, explicitly set the format when set_parameters callback is
called.

May I ask why you don't use mfe_shared flag instead?

Tested with it. Works. It takes a little more time to switch, but the
solution will be cleaner. version 2 will follow.

Yes, there is kind of loop timer which tries to take FE and swithing takes second or two because it waits FE is freed. I looked it when I did MFE and I did not understood why it was done like that.

cxd2820r has earlier simple lock (inside of demod driver) that just returned error immediately when busy. It is a little bit mystery for me why mfe_shared has that kind of waiting mechanism. Could someone explain reason for that?

regards
Antti

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