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drm/i915/icl: Correctly clear lost ctx-switch interrupts across reset for Gen11

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Interrupt handling in Gen11 is quite different from previous platforms.

v2: Rebased (Michel)
v3: Rebased with wiggle
v4: Rebased, remove TODO warning correctly (Daniele)
v5: Rebased, made gen11_gtiir const while at it (Michel)
v6: Rebased
v7: Adapt to the style currently in upstream

Suggested-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Oscar Mateo <oscar.mateo@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/1524605995-22324-1-git-send-email-oscar.mateo@intel.com
This commit is contained in:
Oscar Mateo
2018-04-24 14:39:55 -07:00
committed by Chris Wilson
parent f6f109155f
commit ff047a87cf
3 changed files with 48 additions and 21 deletions
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3
drivers/gpu/drm/i915/intel_drv.h
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@@ -1333,6 +1333,9 @@ void intel_check_cpu_fifo_underruns(struct drm_i915_private *dev_priv);
void intel_check_pch_fifo_underruns(struct drm_i915_private *dev_priv);
/* i915_irq.c */
bool gen11_reset_one_iir(struct drm_i915_private * const i915,
const unsigned int bank,
const unsigned int bit);
void gen5_enable_gt_irq(struct drm_i915_private *dev_priv, uint32_t mask);
void gen5_disable_gt_irq(struct drm_i915_private *dev_priv, uint32_t mask);
void gen6_mask_pm_irq(struct drm_i915_private *dev_priv, u32 mask);