On 23/05/2017 22:58, kai.chen@xxxxxxxxx wrote:
From: Kai Chen <kai.chen@xxxxxxxxx>
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@xxxxxxxxx>
Cc: Praveen Paneri <praveen.paneri@xxxxxxxxx>
Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: <stable@xxxxxxxxxxxxxxx> # v4.10+
Signed-off-by: Kai Chen <kai.chen@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_pci.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index f80db2c..cf43dc1 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -385,7 +385,6 @@ static const struct intel_device_info intel_skylake_gt3_info = {
.has_gmbus_irq = 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, \
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Regards,
Tvrtko
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