diff options
| author | Kai Chen <kai.chen@intel.com> | 2017-05-23 14:58:11 -0700 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2017-06-07 16:30:49 +0300 |
| commit | 4c4c565513cca1c53a12956640b5915727431631 (patch) | |
| tree | 821156f4e15927aebca9d8c888a6cb0779258634 | |
| parent | 4ca9a5821972b431cb94c6a1ac69a64aefe1c17d (diff) | |
| download | linux-4c4c565513cca1c53a12956640b5915727431631.tar.gz | |
drm/i915: Disable decoupled MMIO
The decoupled MMIO feature doesn't work as intended by HW team. Enabling
it with forcewake will only make debugging efforts more difficult, so
let's disable it.
Fixes: 85ee17ebeedd ("drm/i915/bxt: Broxton decoupled MMIO")
Cc: Zhe Wang <zhe1.wang@intel.com>
Cc: Praveen Paneri <praveen.paneri@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Cc: <stable@vger.kernel.org> # v4.10+
Signed-off-by: Kai Chen <kai.chen@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170523215812.18328-2-kai.chen@intel.com
(cherry picked from commit 0051c10acabb631cfd439eae73289e6e4c39b2b7)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_pci.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index f87b0c4e564d..03dbc7f2861e 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -390,7 +390,6 @@ static const struct intel_device_info intel_skylake_gt3_info = { .has_hw_contexts = 1, \ .has_logical_ring_contexts = 1, \ .has_guc = 1, \ - .has_decoupled_mmio = 1, \ .has_aliasing_ppgtt = 1, \ .has_full_ppgtt = 1, \ .has_full_48bit_ppgtt = 1, \ |