Hi Pedro,

On Tue, Nov 29, 2011 at 05:07:55PM +0000, Pedro Francisco wrote:
> My country has the following regulatory.bin lines:
> 
> country PT:	(2402.000 - 2482.000 @ 40.000), (N/A, 20.00)	(5170.000 -
> 5250.000 @ 40.000), (N/A, 20.00)	(5250.000 - 5330.000 @ 40.000), (N/A,
> 20.00), DFS <------ removed whole line	(5490.000 - 5710.000 @ 40.000),
> (N/A, 27.00), DFS <------ removed whole line
> 
> If I remove the last two lines, everything works as expected, i.e., NO
> "Microsode SW error". If I include any of the last two, the Microcode
> will issue an error.
> 
> I've tried every combination of those lines except just one of
> "(5250.000 - 5330.000 @ 40.000), (N/A, 20.00), DFS" OR "(5490.000 -
> 5710.000 @ 40.000), (N/A, 27.00), DFS".

Attached patch stop to trigger error on my setup with "iw dev wlan0 scan
passive". Can you check if it also fix problem on your normal wireless
workload?

Thanks
Stanislaw