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drm/i915: Set initial seqno value close to wrap boundary
authorMika Kuoppala <mika.kuoppala@linux.intel.com>
Tue, 4 Dec 2012 13:12:05 +0000 (15:12 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 11 Dec 2012 13:07:22 +0000 (14:07 +0100)
To gain confidence in the wrap handling, make it happen quite
soon after the boot.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_gem.c patch | blob | blame | history

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index bc73f98c3631f54b2aa74d9787764148c3ea6429..6380c6083cb26db0567dd030751b09a4ab3feee2 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3943,7 +3943,7 @@ i915_gem_init_hw(struct drm_device *dev)
                        goto cleanup_bsd_ring;
        }
 
-       dev_priv->next_seqno = 1;
+       dev_priv->next_seqno = (u32)-1 - 0x1000;
 
        /*
         * XXX: There was some w/a described somewhere suggesting loading