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* [PATCH] Skip MCHBAR queries when display is not available
@ 2019-11-20  0:45 ` Stuart Summers
  0 siblings, 0 replies; 10+ messages in thread
From: Stuart Summers @ 2019-11-20  0:45 UTC (permalink / raw)
  To: intel-gfx

Platforms without display do not map the MCHBAR MMIO into the GFX
device BAR. Skip this sequence when display is not available.

Signed-off-by: Stuart Summers <stuart.summers@intel.com>
---
 drivers/gpu/drm/i915/i915_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 8d7049792d62..f509d826fcc7 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1052,7 +1052,7 @@ intel_get_dram_info(struct drm_i915_private *dev_priv)
 	 */
 	dram_info->is_16gb_dimm = !IS_GEN9_LP(dev_priv);
 
-	if (INTEL_GEN(dev_priv) < 9)
+	if (INTEL_GEN(dev_priv) < 9 || !HAS_DISPLAY(dev_priv))
 		return;
 
 	if (IS_GEN9_LP(dev_priv))
-- 
2.22.0

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Intel-gfx@lists.freedesktop.org
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^ permalink raw reply related	[flat|nested] 10+ messages in thread

end of thread, other threads:[~2019-11-20 17:32 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2019-11-20  0:45 [PATCH] Skip MCHBAR queries when display is not available Stuart Summers
2019-11-20  0:45 ` [Intel-gfx] " Stuart Summers
2019-11-20  1:35 ` ✓ Fi.CI.BAT: success for " Patchwork
2019-11-20  1:35   ` [Intel-gfx] " Patchwork
2019-11-20 10:23 ` [PATCH] " Ville Syrjälä
2019-11-20 10:23   ` [Intel-gfx] " Ville Syrjälä
2019-11-20 15:10   ` Summers, Stuart
2019-11-20 15:10     ` [Intel-gfx] " Summers, Stuart
2019-11-20 17:32 ` ✗ Fi.CI.IGT: failure for " Patchwork
2019-11-20 17:32   ` [Intel-gfx] " Patchwork

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