diff options
author | Hsin-Yi Wang <hsinyi@chromium.org> | 2019-05-29 18:25:53 +0800 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-07-10 09:53:33 +0200 |
commit | 79e095d234bbec5725e4b3c940781b405286d081 (patch) | |
tree | 583831b523152d9d57a9a66b780808e5aa96ab55 | |
parent | 319f4699bcaa8b496ba547f1695f76b2618917e8 (diff) | |
download | linux-stable-79e095d234bbec5725e4b3c940781b405286d081.tar.gz |
drm/mediatek: unbind components in mtk_drm_unbind()
[ Upstream commit f0fd848342802bc0f74620d387eead53e8905804 ]
Unbinding components (i.e. mtk_dsi and mtk_disp_ovl/rdma/color) will
trigger master(mtk_drm)'s .unbind(), and currently mtk_drm's unbind
won't actually unbind components. During the next bind,
mtk_drm_kms_init() is called, and the components are added back.
.unbind() should call mtk_drm_kms_deinit() to unbind components.
And since component_master_del() in .remove() will trigger .unbind(),
which will also unregister device, it's fine to remove original functions
called here.
Fixes: 119f5173628a ("drm/mediatek: Add DRM Driver for Mediatek SoC MT8173.")
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_drv.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 47ec604289b712..bbe57ad9acf1c1 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -390,6 +390,7 @@ static void mtk_drm_unbind(struct device *dev) struct mtk_drm_private *private = dev_get_drvdata(dev); drm_dev_unregister(private->drm); + mtk_drm_kms_deinit(private->drm); drm_dev_put(private->drm); private->drm = NULL; } @@ -559,13 +560,8 @@ err_node: static int mtk_drm_remove(struct platform_device *pdev) { struct mtk_drm_private *private = platform_get_drvdata(pdev); - struct drm_device *drm = private->drm; int i; - drm_dev_unregister(drm); - mtk_drm_kms_deinit(drm); - drm_dev_put(drm); - component_master_del(&pdev->dev, &mtk_drm_ops); pm_runtime_disable(&pdev->dev); of_node_put(private->mutex_node); |