On Mon, Jun 16, 2025 at 11:09 AM Michal Wilczynski
<[email protected]> wrote:
>
>
>
> On 6/15/25 12:51, kernel test robot wrote:
> > Hi Michal,
> >
> > kernel test robot noticed the following build warnings:
> >
> > [auto build test WARNING on 4774cfe3543abb8ee98089f535e28ebfd45b975a]
> >
> > url:    
> > https://protect2.fireeye.com/v1/url?k=6c3bc994-0cd954c9-6c3a42db-000babd9f1ba-30c2378fa012fc4a&q=1&e=c39c960c-4d5f-44d7-aed7-0097394dfc81&u=https%3A%2F%2Fgithub.com%2Fintel-lab-lkp%2Flinux%2Fcommits%2FMichal-Wilczynski%2Fpower-sequencing-Add-T-HEAD-TH1520-GPU-power-sequencer-driver%2F20250615-021142
> > base:   4774cfe3543abb8ee98089f535e28ebfd45b975a
> > patch link:    
> > https://lore.kernel.org/r/20250614-apr_14_for_sending-v4-8-8e3945c819cd%40samsung.com
> > patch subject: [PATCH v4 8/8] drm/imagination: Enable PowerVR driver for 
> > RISC-V
> > config: riscv-kismet-CONFIG_DRM_GEM_SHMEM_HELPER-CONFIG_DRM_POWERVR-0-0 
> > (https://download.01.org/0day-ci/archive/20250615/[email protected]/config)
> > reproduce: 
> > (https://download.01.org/0day-ci/archive/20250615/[email protected]/reproduce)
> >
> > If you fix the issue in a separate patch/commit (i.e. not just a new 
> > version of
> > the same patch/commit), kindly add following tags
> > | Reported-by: kernel test robot <[email protected]>
> > | Closes: 
> > https://lore.kernel.org/oe-kbuild-all/[email protected]/
> >
> > kismet warnings: (new ones prefixed by >>)
> >>> kismet: WARNING: unmet direct dependencies detected for 
> >>> DRM_GEM_SHMEM_HELPER when selected by DRM_POWERVR
> >    WARNING: unmet direct dependencies detected for DRM_GEM_SHMEM_HELPER
> >      Depends on [n]: HAS_IOMEM [=y] && DRM [=y] && MMU [=n]
>
> I believe this is triggered because RISC-V can be compiled without MMU
> support, while MMU support is mandatory for ARM64.
>
> Would an acceptable fix be to require an explicit dependency on the MMU,
> like so?
>
> depends on (ARM64 || RISCV) && MMU
>

I'd put them on separate lines. While at it: how about enabling build
with COMPILE_TEST to extend build coverage too?

Bart

> >      Selected by [y]:
> >      - DRM_POWERVR [=y] && HAS_IOMEM [=y] && (ARM64 || RISCV [=y]) && DRM 
> > [=y] && PM [=y]
> >
>
> Best regards,
> --
> Michal Wilczynski <[email protected]>

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