From: Dave Stevenson Date: Wed, 9 Aug 2023 20:04:40 +0000 (+0100) Subject: drm: panel: jdi-lt070me05000: Add prepare_upstream_first flag X-Git-Tag: accepted/tizen/unified/20240422.153132~233 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c2c3137b8f9cb33e32346b6cff34aabef572c2e6;p=platform%2Fkernel%2Flinux-rpi.git drm: panel: jdi-lt070me05000: Add prepare_upstream_first flag The panel driver wants to send DCS commands from the prepare hook, therefore the DSI host wants to be pre_enabled first. Set the flag to achieve this. https://forums.raspberrypi.com/viewtopic.php?t=354708 Signed-off-by: Dave Stevenson --- diff --git a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c index f0041bc..50c1622 100644 --- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c +++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c @@ -429,6 +429,7 @@ static int jdi_panel_add(struct jdi_panel *jdi) return dev_err_probe(dev, PTR_ERR(jdi->backlight), "failed to register backlight %d\n", ret); + jdi->base.prepare_prev_first = true; drm_panel_init(&jdi->base, &jdi->dsi->dev, &jdi_panel_funcs, DRM_MODE_CONNECTOR_DSI);