v2:
- set the override disable flag too on stepping F0 (mika)
Signed-off-by: Imre Deak <[email protected]>
---
drivers/gpu/drm/i915/intel_ringbuffer.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c
b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 643fe89..2472415 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -918,6 +918,7 @@ static int gen9_init_workarounds(struct intel_engine_cs
*ring)
{
struct drm_device *dev = ring->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
+ uint32_t tmp;
/* WaDisablePartialInstShootdown:skl,bxt */
WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN,
@@ -973,6 +974,13 @@ static int gen9_init_workarounds(struct intel_engine_cs
*ring)
WA_SET_BIT_MASKED(GEN7_HALF_SLICE_CHICKEN1,
GEN7_SBE_SS_CACHE_DISPATCH_PORT_SHARING_DISABLE);
+ /* WaForceContextSaveRestoreNonCoherent:skl,bxt */
+ tmp = HDC_FORCE_CONTEXT_SAVE_RESTORE_NON_COHERENT;
+ if ((IS_SKYLAKE(dev) && INTEL_REVID(dev) == SKL_REVID_F0) ||
+ (IS_BROXTON(dev) && INTEL_REVID(dev) >= BXT_REVID_B0))
+ tmp |= HDC_FORCE_CSR_NON_COHERENT_OVR_DISABLE;
+ WA_SET_BIT_MASKED(HDC_CHICKEN0, tmp);
+
return 0;
}
@@ -1049,7 +1057,6 @@ static int bxt_init_workarounds(struct intel_engine_cs
*ring)
{
struct drm_device *dev = ring->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- uint32_t tmp;
gen9_init_workarounds(ring);
@@ -1057,12 +1064,6 @@ static int bxt_init_workarounds(struct intel_engine_cs
*ring)
WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN,
STALL_DOP_GATING_DISABLE);
- /* WaForceContextSaveRestoreNonCoherent:bxt */
- tmp = HDC_FORCE_CONTEXT_SAVE_RESTORE_NON_COHERENT;
- if (INTEL_REVID(dev) >= BXT_REVID_B0)
- tmp |= HDC_FORCE_CSR_NON_COHERENT_OVR_DISABLE;
- WA_SET_BIT_MASKED(HDC_CHICKEN0, tmp);
-
return 0;
}
--
2.1.4
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