Commit 2b973ca4 authored by Marijn Suijten's avatar Marijn Suijten Committed by Douglas Anderson
Browse files

drm/panel: sony-td4353-jdi: Enable prepare_prev_first 



The DSI host must be enabled before our prepare function can run, which
has to send its init sequence over DSI.  Without enabling the host first
the panel will not probe.

Fixes: 9e15123e ("drm/msm/dsi: Stop unconditionally powering up DSI hosts at modeset")
Signed-off-by: default avatarMarijn Suijten <marijn.suijten@somainline.org>
Reviewed-by: default avatarDouglas Anderson <dianders@chromium.org>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: default avatarMartin Botka <martin.botka@somainline.org>
Signed-off-by: default avatarDouglas Anderson <dianders@chromium.org>
Link: https://patch.msgid.link/20251130-sony-akari-fix-panel-v1-1-1d27c60a55f5@somainline.org
parent 84318277

drivers/gpu/drm/panel/panel-sony-td4353-jdi.c

+2 −0
Original line number Diff line number Diff line
@@ -212,6 +212,8 @@ static int sony_td4353_jdi_probe(struct mipi_dsi_device *dsi) 
	if (ret)

		return dev_err_probe(dev, ret, "Failed to get backlight\n");



	ctx->panel.prepare_prev_first = true;



	drm_panel_add(&ctx->panel);



	ret = mipi_dsi_attach(dsi);