Messages in this thread | | | Date | Tue, 28 Apr 2009 23:57:23 -0700 | From | Andrew Morton <> | Subject | Re: KMS + fb + FBIOPUT_VSCREENINFO |
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(cc dri-devel)
On Tue, 28 Apr 2009 10:32:34 +0200 "Peter Hanzel" <hanzelpeter@gmail.com> wrote:
> Hello. > > I have tried DRM with intel KMS and it is workiing. I am using only > framebuffer console. > Fbcon initializes 1280x800 mode and it works like a charm. > > But when I try to call FBIOPUT_VSCREENINFO on /dev/fb0, it always returns > EINVAL, > I have checked drivers/gpu/drm/i915/intel_fb.c > and found that > > intelfb_check_var returns -EINVAL if (var->pixclock == -1 || > !var->pixclock) > intelfb_set_par returns -EINVAL if (var->pixclock != -1) { > DRM_ERROR("PIXEL CLCOK SET\n"); return > > So the FBIOPUT_VSCREENINFO always fails. > > So is the change of resolution not supported through FBIOPUT_VSCREENINFO > call? >
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