diff options
| author |   Ville Syrjälä <ville.syrjala@linux.intel.com> | 2015-06-02 15:37:37 +0300 |
|---|---|---|
| committer |   Jani Nikula <jani.nikula@intel.com> | 2015-06-03 14:11:35 +0300 |
| commit | 2441f8779e886d74389bf78aad149dc99876a900 (patch) | |
| tree | 582433fd5adb653c92707e9944e859586e4457fc /drivers/gpu/drm/i915/intel_ringbuffer.c | |
| parent | drm/i915: Set INSTPM_FORCE_ORDERING via LRI on gen8, drop it on gen9+ (diff) | |
| download | wireguard-linux-2441f8779e886d74389bf78aad149dc99876a900.tar.xz wireguard-linux-2441f8779e886d74389bf78aad149dc99876a900.zip | |
drm/i915: Apply WaDisableAsyncFlipPerfMode via LRIs on gen8
MI_MODE is saved in the logical context so WaDisableAsyncFlipPerfMode
must be applied using LRIs on gen8.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 06f4b22c6327..b70d25bffb60 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -802,6 +802,9 @@ static int bdw_init_workarounds(struct intel_engine_cs *ring) WA_SET_BIT_MASKED(INSTPM, INSTPM_FORCE_ORDERING); + /* WaDisableAsyncFlipPerfMode:bdw */ + WA_SET_BIT_MASKED(MI_MODE, ASYNC_FLIP_PERF_DISABLE); + /* WaDisablePartialInstShootdown:bdw */ /* WaDisableThreadStallDopClockGating:bdw (pre-production) */ WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN, @@ -865,6 +868,9 @@ static int chv_init_workarounds(struct intel_engine_cs *ring) WA_SET_BIT_MASKED(INSTPM, INSTPM_FORCE_ORDERING); + /* WaDisableAsyncFlipPerfMode:chv */ + WA_SET_BIT_MASKED(MI_MODE, ASYNC_FLIP_PERF_DISABLE); + /* WaDisablePartialInstShootdown:chv */ /* WaDisableThreadStallDopClockGating:chv */ WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN, @@ -1109,9 +1115,9 @@ static int init_render_ring(struct intel_engine_cs *ring) * to use MI_WAIT_FOR_EVENT within the CS. It should already be * programmed to '1' on all products. * - * WaDisableAsyncFlipPerfMode:snb,ivb,hsw,vlv,bdw,chv + * WaDisableAsyncFlipPerfMode:snb,ivb,hsw,vlv */ - if (INTEL_INFO(dev)->gen >= 6 && INTEL_INFO(dev)->gen < 9) + if (INTEL_INFO(dev)->gen >= 6 && INTEL_INFO(dev)->gen < 8) I915_WRITE(MI_MODE, _MASKED_BIT_ENABLE(ASYNC_FLIP_PERF_DISABLE)); /* Required for the hardware to program scanline values for waiting */ |