Re: [PATCH] drm/msm: Fix link error with !MSM_IOMMU

[Joerg Roedel]

On Tue, Jan 07, 2014 at 11:47:26PM +0100, Joerg Roedel wrote:
> The DRM driver for MSM depends on symbols from the MSM
> IOMMU driver. Add this dependency to the Kconfig file.
> 
> Fixes this comile error:
> 
>   Kernel: arch/arm/boot/zImage is ready
>   ERROR: "msm_iommu_get_ctx" [drivers/gpu/drm/msm/msm.ko]
>   undefined!
>   make[2]: *** [__modpost] Error 1
> 
> Cc: Rob Clark <robdclark@xxxxxxxxx>
> Signed-off-by: Joerg Roedel <joro@xxxxxxxxxx>
> ---
>  drivers/gpu/drm/msm/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig
> index f39ab75..d3de8e1 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_MSM
>  	depends on ARCH_MSM8960
> +	depends on MSM_IOMMU
>  	select DRM_KMS_HELPER
>  	select SHMEM
>  	select TMPFS

FYI, I put the patch to my arm/msm branch meanwhile to get the build
error fixed. Please let me know when there is another solution merged
and I will drop it.


	Joerg


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