[Libdlo] [PATCH 2.6.32-rc7 1/1] udlfb: add dynamic modeset support

[Roberto De Ioris]

> On Sun, Nov 15, 2009 at 07:48:01PM -0800, Bernie Thompson wrote:
>> This is the udlfb 0.4.0 full kernel patch,
>> with the equivalent functionality to the standalone release.
>>
>> There are some additional changes vs 0.4.0 to conform to kernel style
>> (checkpatch.pl),
>> and the copy of drm_edid.h is not included, as this targets only the
>> latest kernel.
>> Looked at separating out the ref counting/synchronization into its own
>> patch, but it's
>> been tested for several months in this form, and is due for other rework
>> soon (which
>> of course would then be done as its own patch from the start).
>>
>> The patch below is also available at
>> http://git.plugable.com/dynamicmode.patch
>>
>> Feedback welcome if there's anything amiss.
>>
>> --
>>


Hi Bernie, in my displaylink-mod driver there are a lot of locking fixes
that you can apply to udlfb. Their purpose is to survive disconnections,
or in case some app has mmapped the framebuffer, defer its deallocation.


Greg, the use of int instead of __u32 is my fault, i will cut one of my
finger ASAP :P

--
Roberto De Ioris
http://unbit.it