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* [Intel-gfx] [PATCH] drm/i915/icl+: Fix hotplug interrupt disabling after storm detection
@ 2020-06-12 12:17 Imre Deak
  2020-06-12 13:04 ` [Intel-gfx] ✗ Fi.CI.BAT: failure for " Patchwork
                   ` (3 more replies)
  0 siblings, 4 replies; 8+ messages in thread
From: Imre Deak @ 2020-06-12 12:17 UTC (permalink / raw)
  To: intel-gfx; +Cc: Kunal Joshi, stable

Atm, hotplug interrupts on TypeC ports are left enabled after detecting
an interrupt storm, fix this.

Reported-by: Kunal Joshi <kunal1.joshi@intel.com>
References: https://gitlab.freedesktop.org/drm/intel/-/issues/351
Bugzilla: https://gitlab.freedesktop.org/drm/intel/-/issues/1964
Cc: Kunal Joshi <kunal1.joshi@intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Imre Deak <imre.deak@intel.com>
---
 drivers/gpu/drm/i915/i915_irq.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 8e823ba25f5f..710224d930c5 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -3132,6 +3132,7 @@ static void gen11_hpd_irq_setup(struct drm_i915_private *dev_priv)
 
 	val = I915_READ(GEN11_DE_HPD_IMR);
 	val &= ~hotplug_irqs;
+	val |= ~enabled_irqs & hotplug_irqs;
 	I915_WRITE(GEN11_DE_HPD_IMR, val);
 	POSTING_READ(GEN11_DE_HPD_IMR);
 
-- 
2.23.1

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^ permalink raw reply related	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2020-06-15  6:59 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2020-06-12 12:17 [Intel-gfx] [PATCH] drm/i915/icl+: Fix hotplug interrupt disabling after storm detection Imre Deak
2020-06-12 13:04 ` [Intel-gfx] ✗ Fi.CI.BAT: failure for " Patchwork
2020-06-12 13:20   ` Imre Deak
2020-06-12 20:13     ` Vudum, Lakshminarayana
2020-06-12 13:18 ` [Intel-gfx] [PATCH] " Ville Syrjälä
2020-06-15  6:59   ` Imre Deak
2020-06-12 20:07 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
2020-06-12 22:07 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork

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