From: Douglas Anderson Date: Fri, 16 Feb 2024 20:31:12 +0000 (-0800) Subject: drm/panel: boe-tv101wum-nl6: make use of prepare_prev_first X-Git-Tag: v6.6.23~208 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d4d8162d725dbbc2a65857516fac5ab7578e6846;p=thirdparty%2Fkernel%2Fstable.git drm/panel: boe-tv101wum-nl6: make use of prepare_prev_first [ Upstream commit 42a7a16bedc991190310a02dd202e29cfac52525 ] The panel on sc7180-trogdor-wormdingler and sc7180-trogdor-quackingstick hasn't been coming up since commit 9e15123eca79 ("drm/msm/dsi: Stop unconditionally powering up DSI hosts at modeset"). Let's add "prepare_prev_first" as has been done for many other DSI panels. Fixes: 9e15123eca79 ("drm/msm/dsi: Stop unconditionally powering up DSI hosts at modeset") Signed-off-by: Douglas Anderson Reviewed-by: Jessica Zhang Link: https://lore.kernel.org/r/20240216123111.1.I71c103720909790e1ec5a3f5bd96b18ab7b596fa@changeid Signed-off-by: Neil Armstrong Link: https://patchwork.freedesktop.org/patch/msgid/20240216123111.1.I71c103720909790e1ec5a3f5bd96b18ab7b596fa@changeid Signed-off-by: Sasha Levin --- diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c index 29e63cdfb8954..7990c519a56b1 100644 --- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c +++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c @@ -2239,6 +2239,8 @@ static int boe_panel_add(struct boe_panel *boe) gpiod_set_value(boe->enable_gpio, 0); + boe->base.prepare_prev_first = true; + drm_panel_init(&boe->base, dev, &boe_panel_funcs, DRM_MODE_CONNECTOR_DSI); err = of_drm_get_panel_orientation(dev->of_node, &boe->orientation);