From: Boris Brezillon <boris.brezillon@free-electrons.com>
Date: Tue, 22 Jul 2014 11:33:59 +0000 (+0200)
Subject: drm: panel: simple-panel: add support for bus_format retrieval
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=795f7ab3a4d71e1f12fc28ec077a286c69a63cdf;p=openwrt%2Fstaging%2Fblogic.git

drm: panel: simple-panel: add support for bus_format retrieval

Provide a way to specify panel requirement in terms of supported media bus
format (particularly useful for panels connected to an RGB or LVDS bus).

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index e95385bf8356..450401894663 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -61,6 +61,8 @@ struct panel_desc {
 		unsigned int disable;
 		unsigned int unprepare;
 	} delay;
+
+	u32 bus_format;
 };
 
 struct panel_simple {
@@ -111,6 +113,9 @@ static int panel_simple_get_fixed_modes(struct panel_simple *panel)
 	connector->display_info.bpc = panel->desc->bpc;
 	connector->display_info.width_mm = panel->desc->size.width;
 	connector->display_info.height_mm = panel->desc->size.height;
+	if (panel->desc->bus_format)
+		drm_display_info_set_bus_formats(&connector->display_info,
+						 &panel->desc->bus_format, 1);
 
 	return num;
 }