Am Mittwoch, den 11.01.2017, 14:33 +0100 schrieb Arnd Bergmann: > Many DRM drivers only work with an MMU, and after the patch to enable > core DRM support without MMU, we already had one fixup for many of them. > The etnaviv, armada and msm drivers were missed and have the same problem: > > warning: (DRM_ETNAVIV) selects IOMMU_SUPPORT which has unmet direct dependencies (MMU) > warning: (DRM_I915 && DRM_MSM && DRM_ETNAVIV) selects SHMEM which has unmet direct dependencies (MMU) > drivers/gpu/drm/armada/armada_gem.o: In function `armada_gem_vm_fault': > armada_gem.c:(.text.armada_gem_vm_fault+0x14): undefined reference to `vm_insert_pfn' > arch/arm/mm/dma-mapping.c: In function '__iommu_alloc_remap': > arch/arm/mm/dma-mapping.c:1390:4: error: 'VM_ARM_DMA_CONSISTENT' undeclared (first use in this function) > arch/arm/mm/dma-mapping.c:1456:31: error: 'atomic_pool' undeclared (first use in this function); did you mean 'atomic_xor'? > > Fixes: 011cda589938 ("drm: fix compilations issues introduced by "drm: allow to use mmuless SoC"") > Fixes: 62a0d98a188c ("drm: allow to use mmuless SoC") > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> Acked-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx> > --- > drivers/gpu/drm/armada/Kconfig | 2 +- > drivers/gpu/drm/etnaviv/Kconfig | 1 + > drivers/gpu/drm/msm/Kconfig | 1 + > 3 files changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/armada/Kconfig b/drivers/gpu/drm/armada/Kconfig > index 15f3ecfb16f1..eafaeeb7b5b1 100644 > --- a/drivers/gpu/drm/armada/Kconfig > +++ b/drivers/gpu/drm/armada/Kconfig > @@ -1,6 +1,6 @@ > config DRM_ARMADA > tristate "DRM support for Marvell Armada SoCs" > - depends on DRM && HAVE_CLK && ARM > + depends on DRM && HAVE_CLK && ARM && MMU > select DRM_KMS_HELPER > help > Support the "LCD" controllers found on the Marvell Armada 510 > diff --git a/drivers/gpu/drm/etnaviv/Kconfig b/drivers/gpu/drm/etnaviv/Kconfig > index 2cde7a5442fb..656c061b439d 100644 > --- a/drivers/gpu/drm/etnaviv/Kconfig > +++ b/drivers/gpu/drm/etnaviv/Kconfig > @@ -3,6 +3,7 @@ config DRM_ETNAVIV > tristate "ETNAVIV (DRM support for Vivante GPU IP cores)" > depends on DRM > depends on ARCH_MXC || ARCH_DOVE > + depends on MMU > select SHMEM > select TMPFS > select IOMMU_API > diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig > index d96b2b6898a3..7f78da695dff 100644 > --- a/drivers/gpu/drm/msm/Kconfig > +++ b/drivers/gpu/drm/msm/Kconfig > @@ -4,6 +4,7 @@ config DRM_MSM > depends on DRM > depends on ARCH_QCOM || (ARM && COMPILE_TEST) > depends on OF && COMMON_CLK > + depends on MMU > select REGULATOR > select DRM_KMS_HELPER > select DRM_PANEL -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html