[PATCH v2 05/13] drm/mediatek: dpi use new API for finding bridge
From: Bibby Hsieh <hidden>
Date: 2018-09-05 08:32:21
Also in:
dri-devel, linux-mediatek, lkml
Subsystem:
drm drivers, drm drivers for mediatek, the rest · Maintainers:
David Airlie, Simona Vetter, Chun-Kuang Hu, Philipp Zabel, Linus Torvalds
From: chunhui dai <redacted> Using new API for finding bridge. Signed-off-by: chunhui dai <redacted> --- drivers/gpu/drm/mediatek/mtk_dpi.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 3758cfeb586b..ed2c153c70a2 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c@@ -14,6 +14,7 @@ #include <drm/drmP.h> #include <drm/drm_crtc.h> #include <drm/drm_crtc_helper.h> +#include <drm/drm_of.h> #include <linux/kernel.h> #include <linux/component.h> #include <linux/platform_device.h>
@@ -708,7 +709,6 @@ static int mtk_dpi_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct mtk_dpi *dpi; struct resource *mem; - struct device_node *bridge_node; int comp_id; const struct of_device_id *match; int ret;
@@ -758,16 +758,13 @@ static int mtk_dpi_probe(struct platform_device *pdev) return -EINVAL; } - bridge_node = of_graph_get_remote_node(dev->of_node, 0, 0); - if (!bridge_node) - return -ENODEV; - - dev_info(dev, "Found bridge node: %pOF\n", bridge_node); - - dpi->bridge = of_drm_find_bridge(bridge_node); - of_node_put(bridge_node); - if (!dpi->bridge) + ret = drm_of_find_panel_or_bridge(dev->of_node, 0, 0, + NULL, &dpi->bridge); + if (ret) { + dev_err(dev, "Failed to find panel or bridge: %d\n", ret); return -EPROBE_DEFER; + } + dev_info(dev, "Found bridge node: %pOF\n", dpi->bridge); comp_id = mtk_ddp_comp_get_id(dev->of_node, MTK_DPI); if (comp_id < 0) {
--
2.12.5.2.gbdf23ab