Commit 90f9a336 authored Oct 31, 2012 by Ville Syrjälä Committed by Daniel Vetter Nov 11, 2012

drm/i915: Check the framebuffer offset



The current code can't deal with framebuffers with an offset. Return an
error when trying to create such a framebuffer until the rest of the
code is fixed to handle them.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

parent 5d7bd705

drivers/gpu/drm/i915/intel_display.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -8393,6 +8393,10 @@ int intel_framebuffer_init(struct drm_device *dev,
		return -EINVAL;
		}

		/* FIXME need to adjust LINOFF/TILEOFF accordingly. */
		if (mode_cmd->offsets[0] != 0)
		return -EINVAL;

		ret = drm_framebuffer_init(dev, &intel_fb->base, &intel_fb_funcs);
		if (ret) {
		DRM_ERROR("framebuffer init failed %d\n", ret);