diff mbox series

[RESEND,v4,v5,3/4] drm/vc4: Remove conflicting framebuffers before callind bind_all

Message ID 20211215095117.176435-4-maxime@cerno.tech (mailing list archive)
State New, archived
Headers show
Series drm/vc4: Use the firmware to stop the display pipeline | expand

Commit Message

Maxime Ripard Dec. 15, 2021, 9:51 a.m. UTC 
The bind hooks will modify their controller registers, so simplefb is
going to be unusable anyway. Let's avoid any transient state where it
could still be in the system but no longer functionnal.

Acked-by: Nicolas Saenz Julienne <nsaenz@kernel.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
 drivers/gpu/drm/vc4/vc4_drv.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c
index d3cae84a4c4e..86c61ee120b7 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.c
+++ b/drivers/gpu/drm/vc4/vc4_drv.c
@@ -251,6 +251,10 @@  static int vc4_drm_bind(struct device *dev)
 	if (ret)
 		return ret;
 
+	ret = drm_aperture_remove_framebuffers(false, &vc4_drm_driver);
+	if (ret)
+		return ret;
+
 	ret = component_bind_all(dev, drm);
 	if (ret)
 		return ret;
@@ -259,10 +263,6 @@  static int vc4_drm_bind(struct device *dev)
 	if (ret)
 		goto unbind_all;
 
-	ret = drm_aperture_remove_framebuffers(false, &vc4_drm_driver);
-	if (ret)
-		goto unbind_all;
-
 	ret = vc4_kms_load(drm);
 	if (ret < 0)
 		goto unbind_all;