From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Looks like DPF was not implemented for gen8+ but the IER and IMR
are still enabled on initialization.
Since there is no code to handle this interrupt, gate the irq
enablement behind HAS_L3_DPF in case the feature gets enabled
in the future.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
Cc: Chris Wilson <ch...@chris-wilson.co.uk>
Reviewed-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/i915_irq.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 93da4feb3048..2f6fd33c07ba 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -3796,7 +3796,6 @@ static void gen8_gt_irq_postinstall(struct
drm_i915_private *dev_priv)
uint32_t gt_interrupts[] = {
GT_RENDER_USER_INTERRUPT << GEN8_RCS_IRQ_SHIFT |
GT_CONTEXT_SWITCH_INTERRUPT << GEN8_RCS_IRQ_SHIFT |
- GT_RENDER_L3_PARITY_ERROR_INTERRUPT |
GT_RENDER_USER_INTERRUPT << GEN8_BCS_IRQ_SHIFT |
GT_CONTEXT_SWITCH_INTERRUPT << GEN8_BCS_IRQ_SHIFT,
GT_RENDER_USER_INTERRUPT << GEN8_VCS1_IRQ_SHIFT |
@@ -3808,6 +3807,9 @@ static void gen8_gt_irq_postinstall(struct
drm_i915_private *dev_priv)
GT_CONTEXT_SWITCH_INTERRUPT << GEN8_VECS_IRQ_SHIFT
};
+ if (HAS_L3_DPF(dev_priv))
+ gt_interrupts[0] |= GT_RENDER_L3_PARITY_ERROR_INTERRUPT;
+
dev_priv->pm_irq_mask = 0xffffffff;
GEN8_IRQ_INIT_NDX(GT, 0, ~gt_interrupts[0], gt_interrupts[0]);
GEN8_IRQ_INIT_NDX(GT, 1, ~gt_interrupts[1], gt_interrupts[1]);
--
1.9.1
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