41 lines
1.4 KiB
Diff
41 lines
1.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: "Yang, Dong" <dong.yang@intel.com>
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Date: Tue, 23 Jul 2019 11:02:25 +0800
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Subject: [PATCH] drm/i915: Remove i915 ggtt WA since GT E
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The APL already fixed this bug since GT E, bug exist from
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0 to D, apply WA according GT stepping.
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Change-Id: If46a0e86c1dc3bfd8dfa3c45f2fe4aea018f688b
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Tracked-On: OAM-83938
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Signed-off-by: Yang, Dong <dong.yang@intel.com>
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---
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drivers/gpu/drm/i915/i915_drv.h | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
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index b3bde94ee3ab..71c8dca55f6b 100644
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--- a/drivers/gpu/drm/i915/i915_drv.h
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+++ b/drivers/gpu/drm/i915/i915_drv.h
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@@ -2479,6 +2479,8 @@ intel_info(const struct drm_i915_private *dev_priv)
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#define BXT_REVID_B0 0x3
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#define BXT_REVID_B_LAST 0x8
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#define BXT_REVID_C0 0x9
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+#define BXT_REVID_D0 0xC
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+#define BXT_REVID_E0 0xD
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#define IS_BXT_REVID(dev_priv, since, until) \
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(IS_BROXTON(dev_priv) && IS_REVID(dev_priv, since, until))
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@@ -2739,7 +2741,7 @@ static inline bool intel_scanout_needs_vtd_wa(struct drm_i915_private *dev_priv)
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static inline bool
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intel_ggtt_update_needs_vtd_wa(struct drm_i915_private *dev_priv)
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{
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- return IS_BROXTON(dev_priv) && intel_vtd_active();
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+ return IS_BXT_REVID(dev_priv, 0, BXT_REVID_D0) && intel_vtd_active();
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}
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int intel_sanitize_enable_ppgtt(struct drm_i915_private *dev_priv,
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--
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https://clearlinux.org
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