linux-kernel - [PATCH 4/5] drm: panel: simple-panel: add support for bus

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Message-Id: <1406031827-12432-5-git-send-email-boris.brezillon@free-electrons.com>
Date:	Tue, 22 Jul 2014 14:23:46 +0200
From:	Boris BREZILLON <boris.brezillon@...e-electrons.com>
To:	Thierry Reding <thierry.reding@...il.com>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:	David Airlie <airlied@...ux.ie>, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org, linux-api@...r.kernel.org,
	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	linux-media@...r.kernel.org,
	Boris BREZILLON <boris.brezillon@...e-electrons.com>
Subject: [PATCH 4/5] 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@...e-electrons.com>
---
 drivers/gpu/drm/panel/panel-simple.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 3f76944..42fd6d1 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -41,6 +41,8 @@ struct panel_desc {
 		unsigned int width;
 		unsigned int height;
 	} size;
+
+	enum video_bus_format bus_format;
 };
 
 struct panel_simple {
@@ -89,6 +91,9 @@ static int panel_simple_get_fixed_modes(struct panel_simple *panel)
 
 	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;
 }
-- 
1.8.3.2

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