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drm/vc4: Remove conflicting framebuffers before callind bind_all

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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>
Link: https://patchwork.freedesktop.org/patch/msgid/20211215095117.176435-4-maxime@cerno.tech
This commit is contained in:
Maxime Ripard 2021-12-15 10:51:16 +01:00
parent d62b9bee52
commit a7e6f3d8a4
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GPG key ID: E3EF0D6F671851C5
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/vc4/vc4_drv.c
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@ -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;