From: Laurent Pinchart <laurent.pinchart@ideasonboard.com> [ Upstream commit 65abbda8ed7ca48c8807d6b04a77431b438fa659 ] Panels must be initialised with drm_panel_init(). Add the missing function call in the panel-raspberrypi-touchscreen.c and panel-sitronix-st7789v.c drivers. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20190823193245.23876-2-laurent... Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c | 1 + drivers/gpu/drm/panel/panel-sitronix-st7789v.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c index 9a2cb8a..aab6a70 100644 --- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c +++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c @@ -427,6 +427,7 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c, return PTR_ERR(ts->dsi); } + drm_panel_init(&ts->base); ts->base.dev = dev; ts->base.funcs = &rpi_touchscreen_funcs; diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c index 74284e5..89fa178 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c @@ -380,6 +380,7 @@ static int st7789v_probe(struct spi_device *spi) spi_set_drvdata(spi, ctx); ctx->spi = spi; + drm_panel_init(&ctx->panel); ctx->panel.dev = &spi->dev; ctx->panel.funcs = &st7789v_drm_funcs; -- 1.8.3