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drm/i915: don't mix bitwise and logical operations for has_snoop

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Also make the code more readable.

Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1463148278-23193-2-git-send-email-jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2016-05-13 17:04:38 +03:00
parent f7770bfd9f
commit e8fcdf1e65
1 changed files with 4 additions and 2 deletions
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6
drivers/gpu/drm/i915/i915_dma.c
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@ -954,9 +954,11 @@ static void intel_device_info_runtime_init(struct drm_device *dev)
else if (INTEL_INFO(dev)->gen >= 9)
gen9_sseu_info_init(dev);
/* Snooping is broken on BXT A stepping. */
info->has_snoop = !info->has_llc;
info->has_snoop &= !IS_BXT_REVID(dev, 0, BXT_REVID_A1);
/* Snooping is broken on BXT A stepping. */
if (IS_BXT_REVID(dev, 0, BXT_REVID_A1))
info->has_snoop = false;
DRM_DEBUG_DRIVER("slice total: %u\n", info->slice_total);
DRM_DEBUG_DRIVER("subslice total: %u\n", info->subslice_total);