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path: root/drivers/gpu/drm/i915/display/intel_dp_mst.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_mst.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index f29e51ce489c..2e6c6375a23b 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -33,6 +33,7 @@
#include "intel_connector.h"
#include "intel_ddi.h"
#include "intel_display_types.h"
+#include "intel_hotplug.h"
#include "intel_dp.h"
#include "intel_dp_mst.h"
#include "intel_dpio_phy.h"
@@ -773,8 +774,17 @@ err:
return NULL;
}
+static void
+intel_dp_mst_poll_hpd_irq(struct drm_dp_mst_topology_mgr *mgr)
+{
+ struct intel_dp *intel_dp = container_of(mgr, struct intel_dp, mst_mgr);
+
+ intel_hpd_trigger_irq(dp_to_dig_port(intel_dp));
+}
+
static const struct drm_dp_mst_topology_cbs mst_cbs = {
.add_connector = intel_dp_add_mst_connector,
+ .poll_hpd_irq = intel_dp_mst_poll_hpd_irq,
};
static struct intel_dp_mst_encoder *