git.ipfire.org Git - thirdparty/openwrt.git/blob

   1 From 6e2c0919cd112b358f3eb4e12c128f4d58afeba7 Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.com>
   3 Date: Wed, 9 Aug 2023 21:04:40 +0100
   4 Subject: [PATCH 0747/1085] drm: panel: jdi-lt070me05000: Add
   5  prepare_upstream_first flag
   6
   7 The panel driver wants to send DCS commands from the prepare
   8 hook, therefore the DSI host wants to be pre_enabled first.
   9 Set the flag to achieve this.
  10
  11 https://forums.raspberrypi.com/viewtopic.php?t=354708
  12
  13 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
  14 ---
  15  drivers/gpu/drm/panel/panel-jdi-lt070me05000.c | 1 +
  16  1 file changed, 1 insertion(+)
  17
  18 --- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
  19 +++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
  20 @@ -429,6 +429,7 @@ static int jdi_panel_add(struct jdi_pane
  21                 return dev_err_probe(dev, PTR_ERR(jdi->backlight),
  22                                      "failed to register backlight %d\n", ret);
  23
  24 +       jdi->base.prepare_prev_first = true;
  25         drm_panel_init(&jdi->base, &jdi->dsi->dev, &jdi_panel_funcs,
  26                        DRM_MODE_CONNECTOR_DSI);
  27