diff options
| author | Guido Günther <agx@sigxcpu.org> | 2026-04-17 08:55:42 +0200 |
|---|---|---|
| committer | Douglas Anderson <dianders@chromium.org> | 2026-04-17 07:08:29 -0700 |
| commit | 4a92ef0c57df610ba0b2eb7f308c5472020ce8ea (patch) | |
| tree | 31eaf9c8741f5d88fdc4175146988051e9f0a143 /drivers/gpu/drm | |
| parent | 6bf7969a145e13a3390143038fe82c52025aeb93 (diff) | |
drm/panel: visionox-rm69299: 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: 9e15123eca79 ("drm/msm/dsi: Stop unconditionally powering up DSI hosts at modeset")
Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: David Heidelberg <david@ixit.cz>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patch.msgid.link/20260417-axolotl-display-v2-1-8ce5341e46c2@ixit.cz
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-visionox-rm69299.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panel/panel-visionox-rm69299.c b/drivers/gpu/drm/panel/panel-visionox-rm69299.c index e5e688cf98fd..f1430370ff94 100644 --- a/drivers/gpu/drm/panel/panel-visionox-rm69299.c +++ b/drivers/gpu/drm/panel/panel-visionox-rm69299.c @@ -376,6 +376,8 @@ static int visionox_rm69299_probe(struct mipi_dsi_device *dsi) return PTR_ERR(ctx->reset_gpio); } + ctx->panel.prepare_prev_first = true; + ctx->panel.backlight = visionox_rm69299_create_backlight(ctx); if (IS_ERR(ctx->panel.backlight)) return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight), |