Re: [PATCH 1/4] ASoC: firmware: Add support for FW based kcontrols.

[Takashi Iwai <tiwai@suse.de>]

At Thu, 29 Nov 2012 12:08:18 +0000,
Liam Girdwood wrote:
> 
> On 19/11/12 18:36, Takashi Iwai wrote:
> > At Mon, 19 Nov 2012 18:12:42 +0000,
> > Liam Girdwood wrote:
> >>
> >> This patch adds initial support for firmware based kcontrols by allowing
> >> soc.h to be included by any userspace firmware generation tools and assigns
> >> IDs to the standard ASoC kcontrol types using the kcontrol_new index and IDs
> >> to kcontrol get/put/info functions.
> >>
> >> Signed-off-by: Liam Girdwood <lrg@ti.com>
> >
> > The user-space headers are recently moved to include/uapi/sound, so
> > this new stuff should follow that rule.
> >
> > For the sound stuff, the patch is queued for 3.8 in for-next branch.
> > Please rebase on it.
> 
> Done, but I'm now seeing some type conflict errors when building my userspace 
> tools (i.e. after moving to include uapi/sound/asound.h from sound/asound.h).
> 
> e.g.
> 
> #include <stdlib.h>
> #include <uapi/sound/asound.h>
> 
> int main ()
> {
> }
> 
> gives :-
> 
> gcc uapi-test.c -I ~/source/linux.git/include

Pass -I ~/source/linux.git/include/uapi

then

#include <sound/asound.h>


Takashi


> In file included from /home/lrg/source/linux.git/include/uapi/sound/asound.h:26:0,
>                   from uapi-test.c:2:
> /home/lrg/source/linux.git/include/linux/types.h:14:26: error: conflicting 
> types for ‘fd_set’
> In file included from /usr/include/x86_64-linux-gnu/sys/types.h:220:0,
>                   from /usr/include/stdlib.h:320,
>                   from uapi-test.c:1:
> /usr/include/x86_64-linux-gnu/sys/select.h:76:5: note: previous declaration of 
> ‘fd_set’ was here
> In file included from /home/lrg/source/linux.git/include/uapi/sound/asound.h:26:0,
>                   from uapi-test.c:2:
> /home/lrg/source/linux.git/include/linux/types.h:15:25: error: conflicting 
> types for ‘dev_t’
> In file included from /usr/include/stdlib.h:320:0,
>                   from uapi-test.c:1:
> /usr/include/x86_64-linux-gnu/sys/types.h:61:17: note: previous declaration of 
> ‘dev_t’ was here
> 
> etc.....
> 
> I'm guessing here you have this building already with uapi alsa-lib ? Although 
> I cant see any alsa-lib changes in git to use the new header.
> 
> Thanks
> 
> Liam
> 
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