[Intel-gfx] [PATCH] drm/i915: Free hardware status page on unload when physically mapped

Keith Packard keithp at keithp.com
Thu Oct 7 06:24:47 CEST 2010


A physically mapped hardware status page is allocated at driver load
time but was never freed. Call the existing code to free this page at
driver unload time on hardware which uses this kind.

Signed-off-by: Keith Packard <keithp at keithp.com>
---
 drivers/gpu/drm/i915/i915_dma.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 9d67b48..98bf1f0 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -2305,6 +2305,9 @@ int i915_driver_unload(struct drm_device *dev)
 		intel_cleanup_overlay(dev);
 	}
 
+	if (!I915_NEED_GFX_HWS(dev))
+		i915_free_hws(dev);
+
 	intel_teardown_mchbar(dev);
 
 	pci_dev_put(dev_priv->bridge_dev);
-- 
1.7.1




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