From 4edd73d174de5e8ec43f0de303f4a8b80e643529 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Barnab=C3=A1s=20Cz=C3=A9m=C3=A1n?= <trabarni@gmail.com> Date: Tue, 23 Apr 2024 22:54:33 +0200 Subject: [PATCH] drm/panel: jdi-fhd-r63452: make use of prepare_prev_first MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The DSI host must be enabled for the panel to be initialized in prepare(). Set the prepare_prev_first flag to guarantee this. Signed-off-by: Barnabás Czémán <trabarni@gmail.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20240423-jdi-fix-v1-1-808970662b40@gmail.com Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20240423-jdi-fix-v1-1-808970662b40@gmail.com --- drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c b/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c index 3e0a8e0d58a0f..483dc88d16d84 100644 --- a/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c +++ b/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c @@ -247,6 +247,7 @@ static int jdi_fhd_r63452_probe(struct mipi_dsi_device *dsi) drm_panel_init(&ctx->panel, dev, &jdi_fhd_r63452_panel_funcs, DRM_MODE_CONNECTOR_DSI); + ctx->panel.prepare_prev_first = true; ret = drm_panel_of_backlight(&ctx->panel); if (ret) -- GitLab