target/linux/bcm27xx/patches-6.1/950-1170-drm-panel-jdi-lt070me05000-Add-prepare_upstream_firs.patch

   1 From 63d8c0f5185169058384142547655fc038aae0bf 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] drm: panel: jdi-lt070me05000: Add prepare_upstream_first flag
   5
   6 The panel driver wants to send DCS commands from the prepare
   7 hook, therefore the DSI host wants to be pre_enabled first.
   8 Set the flag to achieve this.
   9
  10 https://forums.raspberrypi.com/viewtopic.php?t=354708
  11
  12 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
  13 ---
  14  drivers/gpu/drm/panel/panel-jdi-lt070me05000.c | 1 +
  15  1 file changed, 1 insertion(+)
  16
  17 --- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
  18 +++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
  19 @@ -437,6 +437,7 @@ static int jdi_panel_add(struct jdi_pane
  20                 return ret;
  21         }
  22
  23 +       jdi->base.prepare_upstream_first = true;
  24         drm_panel_init(&jdi->base, &jdi->dsi->dev, &jdi_panel_funcs,
  25                        DRM_MODE_CONNECTOR_DSI);
  26