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| author | Michael Tretter <m.tretter@pengutronix.de> | 2020-09-11 15:53:59 +0200 |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2020-12-01 03:38:29 +0100 |
| commit | e5d57c54038645928a904042ac89356b66c8cd3f (patch) | |
| tree | 7b0b5159b8a1cf36e9a60de8d91fa54a15358807 /drivers/gpu/drm/exynos | |
| parent | drm/exynos/hdmi: add support for 1920x1200@60Hz mode (diff) | |
| download | linux-e5d57c54038645928a904042ac89356b66c8cd3f.tar.xz linux-e5d57c54038645928a904042ac89356b66c8cd3f.zip | |
drm/exynos: remove in_bridge_node from exynos_dsi
We do not need to keep a reference to the in_bridge_node, but we can
simply drop it, once we found and attached the previous bridge.
Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_dsi.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 5b9666fc7af1..086a8c96e563 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -282,7 +282,6 @@ struct exynos_dsi { struct list_head transfer_list; const struct exynos_dsi_driver_data *driver_data; - struct device_node *in_bridge_node; }; #define host_to_dsi(host) container_of(host, struct exynos_dsi, dsi_host) @@ -1684,8 +1683,6 @@ static int exynos_dsi_parse_dt(struct exynos_dsi *dsi) if (ret < 0) return ret; - dsi->in_bridge_node = of_graph_get_remote_node(node, DSI_PORT_IN, 0); - return 0; } @@ -1695,6 +1692,7 @@ static int exynos_dsi_bind(struct device *dev, struct device *master, struct drm_encoder *encoder = dev_get_drvdata(dev); struct exynos_dsi *dsi = encoder_to_dsi(encoder); struct drm_device *drm_dev = data; + struct device_node *in_bridge_node; struct drm_bridge *in_bridge; int ret; @@ -1706,10 +1704,12 @@ static int exynos_dsi_bind(struct device *dev, struct device *master, if (ret < 0) return ret; - if (dsi->in_bridge_node) { - in_bridge = of_drm_find_bridge(dsi->in_bridge_node); + in_bridge_node = of_graph_get_remote_node(dev->of_node, DSI_PORT_IN, 0); + if (in_bridge_node) { + in_bridge = of_drm_find_bridge(in_bridge_node); if (in_bridge) drm_bridge_attach(encoder, in_bridge, NULL, 0); + of_node_put(in_bridge_node); } return mipi_dsi_host_register(&dsi->dsi_host); @@ -1827,17 +1827,12 @@ static int exynos_dsi_probe(struct platform_device *pdev) err_disable_runtime: pm_runtime_disable(dev); - of_node_put(dsi->in_bridge_node); return ret; } static int exynos_dsi_remove(struct platform_device *pdev) { - struct exynos_dsi *dsi = platform_get_drvdata(pdev); - - of_node_put(dsi->in_bridge_node); - pm_runtime_disable(&pdev->dev); component_del(&pdev->dev, &exynos_dsi_component_ops); |