From e7862f476e6f78ebf715d6090e922cd91b1a194c Mon Sep 17 00:00:00 2001 From: Stuart Summers Date: Tue, 19 Nov 2019 16:45:05 -0800 Subject: Skip MCHBAR queries when display is not available MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20191120004505.149516-1-stuart.summers@intel.com --- drivers/gpu/drm/i915/i915_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/i915/i915_drv.c') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index fc8286809e62..aa1d9e25f934 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)) -- cgit v1.2.3