Messages in this thread | | | Subject | Re: [PATCH v3 0/2] allow simple{fb, drm} drivers to be used on non-x86 EFI platforms | From | Thomas Zimmermann <> | Date | Thu, 15 Jul 2021 10:11:50 +0200 |
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Hi
Am 13.07.21 um 18:59 schrieb Javier Martinez Canillas: > On 6/25/21 3:09 PM, Javier Martinez Canillas wrote: >> The simplefb and simpledrm drivers match against a "simple-framebuffer" >> device, but for aarch64 this is only registered when using Device Trees >> and there's a node with a "simple-framebuffer" compatible string. >> >> There is no code to register a "simple-framebuffer" platform device when >> using EFI instead. In fact, the only platform device that's registered in >> this case is an "efi-framebuffer", which means that the efifb driver is >> the only driver supported to have an early console with EFI on aarch64. >> >> The x86 architecture platform has a Generic System Framebuffers (sysfb) >> support, that register a system frambuffer platform device. It either >> registers a "simple-framebuffer" for the simple{fb,drm} drivers or legacy >> VGA/EFI FB devices for the vgafb/efifb drivers. >> >> The sysfb is generic enough to be reused by other architectures and can be >> moved out of the arch/x86 directory to drivers/firmware, allowing the EFI >> logic used by non-x86 architectures to be folded into sysfb as well. >> > > Any more comments on this series? It would be nice for this to land so the > simpledrm driver could be used on aarch64 EFI systems as well. > > The patches have already been acked by x86 and DRM folks.
Time to get this merged, I'd say. People are asking for these patches already.
Best regards Thomas
> > Best regards, >
-- Thomas Zimmermann Graphics Driver Developer SUSE Software Solutions Germany GmbH Maxfeldstr. 5, 90409 Nürnberg, Germany (HRB 36809, AG Nürnberg) Geschäftsführer: Felix Imendörffer
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