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[12/56] drm/i915: Setup less PPGTT on failed pagedir

Message ID 1399694391-3935-13-git-send-email-benjamin.widawsky@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ben Widawsky May 10, 2014, 3:59 a.m. UTC 
The current code will both potentially print a WARN, and setup part of
the PPGTT structure. Neither of these harm the current code, it is
simply for clarity, and to perhaps prevent later bugs, or weird
debug messages.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
---
 drivers/gpu/drm/i915/i915_gem_gtt.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index d772577..5ca8208 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1063,11 +1063,14 @@  alloc:
 		goto alloc;
 	}
 
+	if (ret)
+		return ret;
+
 	if (ppgtt->node.start < dev_priv->gtt.mappable_end)
 		DRM_DEBUG("Forced to use aperture for PDEs\n");
 
 	ppgtt->num_pd_entries = GEN6_PPGTT_PD_ENTRIES;
-	return ret;
+	return 0;
 }
 
 static int gen6_ppgtt_allocate_page_tables(struct i915_hw_ppgtt *ppgtt)