[PATCH 07/31] drm/{i915, xe}/display: Move DP MST calls to display_driver

[Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>]

Move dp_mst suspend/resume functions from the drivers towards
intel_display_driver to continue with the unification.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
 drivers/gpu/drm/i915/display/intel_display_driver.c | 6 ++++++
 drivers/gpu/drm/i915/i915_driver.c                  | 4 ----
 drivers/gpu/drm/xe/display/xe_display.c             | 7 -------
 3 files changed, 6 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c
index e40b1105168e..51fc1c148283 100644
--- a/drivers/gpu/drm/i915/display/intel_display_driver.c
+++ b/drivers/gpu/drm/i915/display/intel_display_driver.c
@@ -676,6 +676,9 @@ int intel_display_driver_suspend(struct drm_i915_private *i915)
 			ret);
 	else
 		i915->display.restore.modeset_state = state;
+
+	intel_dp_mst_suspend(i915);
+
 	return ret;
 }
 
@@ -729,6 +732,9 @@ void intel_display_driver_resume(struct drm_i915_private *i915)
 	if (!HAS_DISPLAY(i915))
 		return;
 
+	/* MST sideband requires HPD interrupts enabled */
+	intel_dp_mst_resume(i915);
+
 	i915->display.restore.modeset_state = NULL;
 	if (state)
 		state->acquire_ctx = &ctx;
diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c
index 38c845ad86e5..d166a8164b42 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -1013,8 +1013,6 @@ static int i915_drm_suspend(struct drm_device *dev)
 
 	intel_display_driver_suspend(dev_priv);
 
-	intel_dp_mst_suspend(dev_priv);
-
 	intel_irq_suspend(dev_priv);
 	intel_hpd_cancel_work(dev_priv);
 
@@ -1182,8 +1180,6 @@ static int i915_drm_resume(struct drm_device *dev)
 
 	intel_hpd_init(dev_priv);
 
-	/* MST sideband requires HPD interrupts enabled */
-	intel_dp_mst_resume(dev_priv);
 	intel_display_driver_resume(dev_priv);
 
 	if (HAS_DISPLAY(dev_priv)) {
diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c
index b5a2a09e7a71..bc5c00437ab3 100644
--- a/drivers/gpu/drm/xe/display/xe_display.c
+++ b/drivers/gpu/drm/xe/display/xe_display.c
@@ -332,9 +332,6 @@ static void __xe_display_pm_suspend(struct xe_device *xe, bool runtime)
 
 	xe_display_flush_cleanup_work(xe);
 
-	if (!runtime)
-		intel_dp_mst_suspend(xe);
-
 	intel_hpd_cancel_work(xe);
 
 	if (!runtime && has_display(xe)) {
@@ -426,10 +423,6 @@ static void __xe_display_pm_resume(struct xe_device *xe, bool runtime)
 	if (!runtime && has_display(xe))
 		intel_display_driver_resume_access(xe);
 
-	/* MST sideband requires HPD interrupts enabled */
-	if (!runtime)
-		intel_dp_mst_resume(xe);
-
 	if (!runtime && has_display(xe)) {
 		intel_display_driver_resume(xe);
 		drm_kms_helper_poll_enable(&xe->drm);
-- 
2.46.0