diff options
author | Dave Airlie <airlied@redhat.com> | 2017-11-02 12:40:41 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2017-11-02 12:40:41 +1000 |
commit | 7a88cbd8d65d622c00bd76ba4ae1d893b292c91c (patch) | |
tree | 826df7ac42ca13c33828d0142046186b91df686b /drivers/gpu/drm/i915/intel_engine_cs.c | |
parent | 0a4334c9e5405f836c46375c6e279cfdda7da6b5 (diff) | |
parent | 0b07194bb55ed836c2cc7c22e866b87a14681984 (diff) |
Backmerge tag 'v4.14-rc7' into drm-next
Linux 4.14-rc7
Requested by Ben Skeggs for nouveau to avoid major conflicts,
and things were getting a bit conflicty already, esp around amdgpu
reverts.
Diffstat (limited to 'drivers/gpu/drm/i915/intel_engine_cs.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_engine_cs.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index a59b2a30ff5a..40e439ca3eb3 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -1252,9 +1252,12 @@ static int bxt_init_workarounds(struct intel_engine_cs *engine) } /* WaProgramL3SqcReg1DefaultForPerf:bxt */ - if (IS_BXT_REVID(dev_priv, BXT_REVID_B0, REVID_FOREVER)) - I915_WRITE(GEN8_L3SQCREG1, L3_GENERAL_PRIO_CREDITS(62) | - L3_HIGH_PRIO_CREDITS(2)); + if (IS_BXT_REVID(dev_priv, BXT_REVID_B0, REVID_FOREVER)) { + u32 val = I915_READ(GEN8_L3SQCREG1); + val &= ~L3_PRIO_CREDITS_MASK; + val |= L3_GENERAL_PRIO_CREDITS(62) | L3_HIGH_PRIO_CREDITS(2); + I915_WRITE(GEN8_L3SQCREG1, val); + } /* WaToEnableHwFixForPushConstHWBug:bxt */ if (IS_BXT_REVID(dev_priv, BXT_REVID_C0, REVID_FOREVER)) |