* [PATCH] drm/nouveau: require contiguous bo for framebuffer
@ 2013-08-07 15:11 Maarten Lankhorst
0 siblings, 0 replies; only message in thread
From: Maarten Lankhorst @ 2013-08-07 15:11 UTC (permalink / raw)
To: nouveau@lists.freedesktop.org; +Cc: dri-devel@lists.freedesktop.org
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>
---
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 73cf240..ddb065c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -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);
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