From: Imre Deak <[email protected]> commit a3005c2edf7e8c3478880db1ca84028a2b6819bb upstream.
Atm, hotplug interrupts on TypeC ports are left enabled after detecting an interrupt storm, fix this. Reported-by: Kunal Joshi <[email protected]> Bugzilla: https://gitlab.freedesktop.org/drm/intel/-/issues/1964 Cc: Kunal Joshi <[email protected]> Cc: [email protected] Signed-off-by: Imre Deak <[email protected]> Reviewed-by: Ville Syrjälä <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected] (cherry picked from commit 587a87b9d7e94927edcdea018565bc1939381eb1) Signed-off-by: Joonas Lahtinen <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/gpu/drm/i915/i915_irq.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3092,6 +3092,7 @@ static void gen11_hpd_irq_setup(struct d 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);
