Messages in this thread | | | Date | Fri, 28 Jun 2013 12:14:59 +0200 | Subject | Re: [RFC 4/6] drm: simpledrm: add fbdev fallback support | From | David Herrmann <> |
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Hi
On Wed, Jun 26, 2013 at 10:59 PM, Stephen Warren <swarren@wwwdotorg.org> wrote: > On 06/24/2013 04:27 PM, David Herrmann wrote: >> Create a simple fbdev device during SimpleDRM setup so legacy user-space >> and fbcon can use it. >> >> fbdev deletion is quite buggy. A unregister_framebuffer() call followed by >> a printk() causes NULL-derefs in hide_cursor() and other places in the VT >> layer. Hence, we leak the fbdev device currently to make the VT layer >> happy. This needs to be fixed soon! Otherwise, we need a "depends !VT" >> line for SimpleDRM. > >> diff --git a/drivers/gpu/drm/simpledrm/Makefile b/drivers/gpu/drm/simpledrm/Makefile > >> simpledrm-y := simpledrm_drv.o simpledrm_main.o simpledrm_mem.o >> >> +ifdef CONFIG_DRM_SIMPLEDRM_FBDEV >> + simpledrm-y += simpledrm_fbdev.o >> +endif > > I think that's: > > + simpledrm-$(CONFIG_DRM_SIMPLEDRM_FBDEV) += simpledrm_fbdev.o
Ugh, I got errors trying that because SIMPLEDRM_FBDEV is a boolean but SIMPLEDRM is a tristate. But I guess I tried: obj-$(CONFIG_DRM_SIMPLEDRM_FBDEV) += simpledrm_fbdev.o which obviously fails if SIMPLEDRM=m and SIMPLEDRM_FBDEV=y. I will try to fix that.
Thanks David
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