Build error for NVIDIA Tegra DRM since 4.14-rc1

[Jon Hunter]

Hi Linus,

On 28/09/17 08:10, Linus Lüssing wrote:
> Hi,
> 
> Sorry, did not search for the exact commit yet, but since v4.14-rc1
> I get a build error when trying to build the ARM multi_v7_defconfig
> target:
> 
> ~~~~~~~~~~
> $ make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- LOADADDR=0x00208000 zImage uImage modules dtbs
> [...]
>   CHK     include/config/kernel.release
>   CHK     include/generated/uapi/linux/version.h
>   CHK     include/generated/utsrelease.h
>   CHK     include/generated/bounds.h
>   CHK     include/generated/timeconst.h
>   CHK     include/generated/asm-offsets.h
>   CALL    scripts/checksyscalls.sh
>   CHK     scripts/mod/devicetable-offsets.h
>   CHK     include/generated/compile.h
>   CHK     include/generated/at91_pm_data-offsets.h
>   CC      drivers/gpu/drm/tegra/trace.o
> In file included from drivers/gpu/drm/tegra/trace.h:68:0,
>                  from drivers/gpu/drm/tegra/trace.c:2:
> ./include/trace/define_trace.h:88:42: fatal error: ./trace.h: No such file or directory
>  #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
>                                           ^
> compilation terminated.
> scripts/Makefile.build:311: recipe for target 'drivers/gpu/drm/tegra/trace.o' failed
> make[4]: *** [drivers/gpu/drm/tegra/trace.o] Error 1
> scripts/Makefile.build:570: recipe for target 'drivers/gpu/drm/tegra' failed
> make[3]: *** [drivers/gpu/drm/tegra] Error 2
> scripts/Makefile.build:570: recipe for target 'drivers/gpu/drm' failed
> make[2]: *** [drivers/gpu/drm] Error 2
> scripts/Makefile.build:570: recipe for target 'drivers/gpu' failed
> make[1]: *** [drivers/gpu] Error 2
> Makefile:1019: recipe for target 'drivers' failed
> make: *** [drivers] Error 2
> ~~~~~~~~~~
> 
> v4.14-rc2 fails, too. v4.13.2 and v4.13.3 worked fine with multi_v7_defconfig.
> 
> Setting CONFIG_DRM_TEGRA=n for v4.14-rc1 or v4.14-rc2 helps for
> the build to succeed, too.

Yes, sorry about this, we are aware [0] and there is a fix on its way
upstream [1].

Cheers
Jon

[0] https://www.spinics.net/lists/linux-tegra/msg30857.html
[1] https://lkml.org/lkml/2017/9/26/242

-- 
nvpublic