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

Reported-by: Kunal Joshi <kunal1.jo...@intel.com>
References: https://gitlab.freedesktop.org/drm/intel/-/issues/351
Bugzilla: https://gitlab.freedesktop.org/drm/intel/-/issues/1964
Cc: Kunal Joshi <kunal1.jo...@intel.com>
Cc: sta...@vger.kernel.org
Signed-off-by: Imre Deak <imre.d...@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

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

Reply via email to