Commit c222177d authored by Dmitry Baryshkov's avatar Dmitry Baryshkov Committed by Neil Armstrong
Browse files

drm/panel: sharp-ls043t1le01: make use of prepare_prev_first 



The DSI link must be powered up to let panel driver to talk to the panel
during prepare() callback execution. Set the prepare_prev_first flag to
guarantee this.

Fixes: 9e15123e ("drm/msm/dsi: Stop unconditionally powering up DSI hosts at modeset")
Signed-off-by: default avatarDmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: default avatarDouglas Anderson <dianders@chromium.org>
Signed-off-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20260323-panel-fix-v1-1-9f12b09161e8@oss.qualcomm.com
parent a00e773b

drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c

+1 −0
Original line number Diff line number Diff line
@@ -201,6 +201,7 @@ static int sharp_nt_panel_add(struct sharp_nt_panel *sharp_nt) 


	drm_panel_init(&sharp_nt->base, &sharp_nt->dsi->dev,

		       &sharp_nt_panel_funcs, DRM_MODE_CONNECTOR_DSI);

	sharp_nt->base.prepare_prev_first = true;



	ret = drm_panel_of_backlight(&sharp_nt->base);

	if (ret)