[PATCH 28/29] drm/amd/dal: fix flip clean-up state

[Harry Wentland]

From: Mykola Lysenko <Mykola.Lysenko at amd.com>

Get on par with buffer management changes made in base driver

Signed-off-by: Mykola Lysenko <Mykola.Lysenko at amd.com>
Acked-by: Harry Wentland <harry.wentland at amd.com>
---
 drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm.c       | 10 ++++------
 drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c | 17 +++++++++++------
 2 files changed, 15 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm.c
index aeb7887356cd..0ceb505355e8 100644
--- a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm.c
@@ -1329,7 +1329,7 @@ void amdgpu_dm_flip_cleanup(
 		} else
 			DRM_ERROR("failed to reserve buffer after flip\n");
 
-		drm_gem_object_unreference_unlocked(&works->old_rbo->gem_base);
+		amdgpu_bo_unref(&works->old_rbo);
 		kfree(works->shared);
 		kfree(works);
 	}
@@ -1379,13 +1379,11 @@ static void dm_page_flip(struct amdgpu_device *adev,
 	target = acrtc->target;
 
 	/*
-	 * Received a page flip call after the display has been reset. Make sure
-	 * we return the buffers.
+	 * Received a page flip call after the display has been reset.
+	 * Just return in this case. Everything should be clean-up on reset.
 	 */
-	if (!target) {
-		amdgpu_dm_flip_cleanup(adev, acrtc);
+	if (!target)
 		return;
-	}
 
 	addr.address.grph.addr.low_part = lower_32_bits(crtc_base);
 	addr.address.grph.addr.high_part = upper_32_bits(crtc_base);
diff --git a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c
index da6c0116aa1a..7643f751fcc6 100644
--- a/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c
+++ b/drivers/gpu/drm/amd/dal/amdgpu_dm/amdgpu_dm_types.c
@@ -1972,22 +1972,27 @@ static void manage_dm_interrupts(
 	struct amdgpu_crtc *acrtc,
 	bool enable)
 {
+	/*
+	 * this is not correct translation but will work as soon as VBLANK
+	 * constant is the same as PFLIP
+	 */
+	int irq_type =
+		amdgpu_crtc_idx_to_irq_type(
+			adev,
+			acrtc->crtc_id);
+
 	if (enable) {
 		drm_crtc_vblank_on(&acrtc->base);
 		amdgpu_irq_get(
 			adev,
 			&adev->pageflip_irq,
-			amdgpu_crtc_idx_to_irq_type(
-				adev,
-				acrtc->crtc_id));
+			irq_type);
 	} else {
 		unsigned long flags;
 		amdgpu_irq_put(
 			adev,
 			&adev->pageflip_irq,
-			amdgpu_crtc_idx_to_irq_type(
-				adev,
-				acrtc->crtc_id));
+			irq_type);
 		drm_crtc_vblank_off(&acrtc->base);
 
 		/*
-- 
2.1.4