From c11256f82ec82216f69dafee75b3d854d92392d1 Mon Sep 17 00:00:00 2001 From: Joel Selvaraj Date: Fri, 1 Apr 2022 05:48:08 +0530 Subject: drm/panel: nt36672a: add backlight support Add support for backlight. This panel supports backlight control through the QCOM WLED driver in Xiaomi Poco F1 device. Signed-off-by: Joel Selvaraj Reviewed-by: Marijn Suijten Signed-off-by: Sumit Semwal Link: https://patchwork.freedesktop.org/patch/msgid/BY5PR02MB700935F5817128CB7C3991CDD9E09@BY5PR02MB7009.namprd02.prod.outlook.com --- drivers/gpu/drm/panel/panel-novatek-nt36672a.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-novatek-nt36672a.c b/drivers/gpu/drm/panel/panel-novatek-nt36672a.c index 231f371901e8..6d6ce42787e2 100644 --- a/drivers/gpu/drm/panel/panel-novatek-nt36672a.c +++ b/drivers/gpu/drm/panel/panel-novatek-nt36672a.c @@ -628,6 +628,10 @@ static int nt36672a_panel_add(struct nt36672a_panel *pinfo) drm_panel_init(&pinfo->base, dev, &panel_funcs, DRM_MODE_CONNECTOR_DSI); + ret = drm_panel_of_backlight(&pinfo->base); + if (ret) + return dev_err_probe(dev, ret, "Failed to get backlight\n"); + drm_panel_add(&pinfo->base); return 0; -- cgit v1.2.3