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drm/nouveau: require contiguous bo for framebuffer

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This was already required before, but no check in the kernel was done
to enforce it.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Maarten Lankhorst 2013-08-07 17:11:27 +02:00 committed by Ben Skeggs
parent b969fa52ba
commit bd9c5a2016
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/nouveau/nouveau_display.c
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@ -107,6 +107,11 @@ nouveau_framebuffer_init(struct drm_device *dev,
return -EINVAL;
}
if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG) {
NV_ERROR(drm, "framebuffer requires contiguous bo\n");
return -EINVAL;
}
if (nv_device(drm->device)->chipset == 0x50)
nv_fb->r_format |= (tile_flags << 8);