[PATCH 3/3] drm/amd/display: Don't use non-registered VUPDATE on DCE 6

["Timur Kristóf" <timur.kristof@gmail.com>]

The VUPDATE interrupt isn't registered on DCE 6, so don't try
to use that.

This fixes a page flip timeout after sleep/resume on DCE 6.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
---
 .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 22 ++++++++++++-------
 .../amd/display/amdgpu_dm/amdgpu_dm_crtc.c    | 16 ++++++++------
 2 files changed, 23 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 470f831a17f7..e8d2ba58cbfa 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2981,14 +2981,20 @@ static void dm_gpureset_toggle_interrupts(struct amdgpu_device *adev,
 				drm_warn(adev_to_drm(adev), "Failed to %s pflip interrupts\n",
 					 enable ? "enable" : "disable");
 
-			if (enable) {
-				if (amdgpu_dm_crtc_vrr_active(to_dm_crtc_state(acrtc->base.state)))
-					rc = amdgpu_dm_crtc_set_vupdate_irq(&acrtc->base, true);
-			} else
-				rc = amdgpu_dm_crtc_set_vupdate_irq(&acrtc->base, false);
-
-			if (rc)
-				drm_warn(adev_to_drm(adev), "Failed to %sable vupdate interrupt\n", enable ? "en" : "dis");
+			if (dc_supports_vrr(adev->dm.dc->ctx->dce_version)) {
+				if (enable) {
+					if (amdgpu_dm_crtc_vrr_active(
+							to_dm_crtc_state(acrtc->base.state)))
+						rc = amdgpu_dm_crtc_set_vupdate_irq(
+							&acrtc->base, true);
+				} else
+					rc = amdgpu_dm_crtc_set_vupdate_irq(
+							&acrtc->base, false);
+
+				if (rc)
+					drm_warn(adev_to_drm(adev), "Failed to %sable vupdate interrupt\n",
+						enable ? "en" : "dis");
+			}
 
 			irq_source = IRQ_TYPE_VBLANK + acrtc->otg_inst;
 			/* During gpu-reset we disable and then enable vblank irq, so
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
index 2551823382f8..f2208e4224f9 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
@@ -298,13 +298,15 @@ static inline int amdgpu_dm_crtc_set_vblank(struct drm_crtc *crtc, bool enable)
 
 	irq_type = amdgpu_display_crtc_idx_to_irq_type(adev, acrtc->crtc_id);
 
-	if (enable) {
-		/* vblank irq on -> Only need vupdate irq in vrr mode */
-		if (amdgpu_dm_crtc_vrr_active(acrtc_state))
-			rc = amdgpu_dm_crtc_set_vupdate_irq(crtc, true);
-	} else {
-		/* vblank irq off -> vupdate irq off */
-		rc = amdgpu_dm_crtc_set_vupdate_irq(crtc, false);
+	if (dc_supports_vrr(dm->dc->ctx->dce_version)) {
+		if (enable) {
+			/* vblank irq on -> Only need vupdate irq in vrr mode */
+			if (amdgpu_dm_crtc_vrr_active(acrtc_state))
+				rc = amdgpu_dm_crtc_set_vupdate_irq(crtc, true);
+		} else {
+			/* vblank irq off -> vupdate irq off */
+			rc = amdgpu_dm_crtc_set_vupdate_irq(crtc, false);
+		}
 	}
 
 	if (rc)
-- 
2.50.1