Hi Christian, On Mon, Oct 18, 2021 at 1:37 PM Christian König <christian.koenig@xxxxxxx> wrote: > Am 13.10.21 um 16:42 schrieb Arnd Bergmann: > > From: Arnd Bergmann <arnd@xxxxxxxx> > > > > When CONFIG_COMMON_CLOCK is disabled, the 8996 specific > > phy code is left out, which results in a link failure: > > > > ld: drivers/gpu/drm/msm/hdmi/hdmi_phy.o:(.rodata+0x3f0): undefined reference to `msm_hdmi_phy_8996_cfg' > > > > This was only exposed after it became possible to build > > test the driver without the clock interfaces. > > > > Make COMMON_CLK a hard dependency for compile testing, > > and simplify it a little based on that. > > > > Fixes: b3ed524f84f5 ("drm/msm: allow compile_test on !ARM") > > Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> > > Suggested-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > > --- > > drivers/gpu/drm/msm/Kconfig | 2 +- > > drivers/gpu/drm/msm/Makefile | 6 +++--- > > 2 files changed, 4 insertions(+), 4 deletions(-) > > > > diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig > > index f5107b6ded7b..cb204912e0f4 100644 > > --- a/drivers/gpu/drm/msm/Kconfig > > +++ b/drivers/gpu/drm/msm/Kconfig > > @@ -4,8 +4,8 @@ config DRM_MSM > > tristate "MSM DRM" > > depends on DRM > > depends on ARCH_QCOM || SOC_IMX5 || COMPILE_TEST > > + depends on COMMON_CLK > > depends on IOMMU_SUPPORT > > We also need a "depends on MMU" here because some automated test is now > trying to compile the driver on parisc as well. > > I have absolutely no idea how a platform can have IOMMU but no MMU > support but it indeed seems to be the case here. Huh? Parisc has config MMU def_bool y? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds