[PATCH] drm/rockchip: fix fbdev on non-IOMMU devices

Heiko Stuebner heiko at sntech.de
Sat Oct 29 06:00:46 PDT 2022


On Thu, 20 Oct 2022 19:12:47 +0100, John Keeping wrote:
> When switching to the generic fbdev infrastructure, it was missed that
> framebuffers were created with the alloc_kmap parameter to
> rockchip_gem_create_object() set to true.  The generic infrastructure
> calls this via the .dumb_create() driver operation and thus creates a
> buffer without an associated kmap.
> 
> alloc_kmap only makes a difference on devices without an IOMMU, but when
> it is missing rockchip_gem_prime_vmap() fails and the framebuffer cannot
> be used.
> 
> [...]

Applied, thanks!

[1/1] drm/rockchip: fix fbdev on non-IOMMU devices
      commit: ab78c74cfc5a3caa2bbb7627cb8f3bca40bb5fb0

Best regards,
-- 
Heiko Stuebner <heiko at sntech.de>



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