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* [PATCH] drm/i915: Remove i915 ggtt WA since GT E0
@ 2019-08-14  0:44 Dong Yang
  2019-08-14  1:44 ` ✓ Fi.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Dong Yang @ 2019-08-14  0:44 UTC (permalink / raw)
  To: intel-gfx; +Cc: Yang

From: "Yang, Dong" <dong.yang@intel.com>

Broxton steppings starting from GT E0 have fixed the bug, remove
WA since stepping GT E0.

Signed-off-by: Yang, Dong <dong.yang@intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5f3e5c13fbaa..95519bac8948 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2141,6 +2141,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
 #define BXT_REVID_B0		0x3
 #define BXT_REVID_B_LAST	0x8
 #define BXT_REVID_C0		0x9
+#define BXT_REVID_D0		0xC
+#define BXT_REVID_E0		0xD
 
 #define IS_BXT_REVID(dev_priv, since, until) \
 	(IS_BROXTON(dev_priv) && IS_REVID(dev_priv, since, until))
@@ -2357,7 +2359,7 @@ static inline bool intel_scanout_needs_vtd_wa(struct drm_i915_private *dev_priv)
 static inline bool
 intel_ggtt_update_needs_vtd_wa(struct drm_i915_private *dev_priv)
 {
-	return IS_BROXTON(dev_priv) && intel_vtd_active();
+	return IS_BXT_REVID(dev_priv, 0, BXT_REVID_D0) && intel_vtd_active();
 }
 
 /* i915_drv.c */
-- 
2.22.0

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^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2019-08-14 14:26 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2019-08-14  0:44 [PATCH] drm/i915: Remove i915 ggtt WA since GT E0 Dong Yang
2019-08-14  1:44 ` ✓ Fi.CI.BAT: success for " Patchwork
2019-08-14  7:27 ` [PATCH] " Joonas Lahtinen
2019-08-14 14:26 ` ✓ Fi.CI.IGT: success for " Patchwork

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