[05/13] drm/i915: Disable preemption support on Icelake
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Message ID 20200114093648.2090633-5-chris@chris-wilson.co.uk
State New
Headers show
Series
  • [01/13] drm/i915: Flush idle barriers when waiting
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Commit Message

Chris Wilson Jan. 14, 2020, 9:36 a.m. UTC
Our pre-emption support on Icelake is broken on all kernels, so disable
until resolved.

Reported-by: Jason Ekstrand <jason@jlekstrand.net>
Closes: https://gitlab.freedesktop.org/drm/intel/issues/809
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Jon Bloomfield <jon.bloomfield@intel.com>
Cc: Jason Ekstrand <jason@jlekstrand.net>
---
 drivers/gpu/drm/i915/i915_pci.c | 1 +
 1 file changed, 1 insertion(+)

Patch
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diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 83f01401b8b5..67f3b4dbac7b 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -782,6 +782,7 @@  static const struct intel_device_info icl_info = {
 	PLATFORM(INTEL_ICELAKE),
 	.engine_mask =
 		BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
+	.has_logical_ring_preemption = 0,
 };
 
 static const struct intel_device_info ehl_info = {