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[158.248.194.18]) by smtp.gmail.com with ESMTPSA id g13sm79482lfb.74.2019.12.02.11.33.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Dec 2019 11:33:10 -0800 (PST) From: Sam Ravnborg To: dri-devel@lists.freedesktop.org, Thierry Reding , Laurent Pinchart Cc: Abhinav Kumar , Andrzej Hajda , Benjamin Gaignard , Boris Brezillon , Daniel Vetter , David Airlie , Jagan Teki , Jitao Shi , Linus Walleij , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, Maarten Lankhorst , Maxime Ripard , Neil Armstrong , NXP Linux Team , Pengutronix Kernel Team , Purism Kernel Team , Sean Paul , Stefan Agner , Tomi Valkeinen , Sam Ravnborg , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Eric Anholt Subject: [PATCH v1 04/26] drm: get drm_bridge_panel connector via helper Date: Mon, 2 Dec 2019 20:32:08 +0100 Message-Id: <20191202193230.21310-5-sam@ravnborg.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191202193230.21310-1-sam@ravnborg.org> References: <20191202193230.21310-1-sam@ravnborg.org> MIME-Version: 1.0 Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org The drm_connector created by drm_panel_bridge was accessed via drm_panel.connector. Avoid the detour around drm_panel by providing a simple get method. This avoids direct access to the connector field in drm_panel in the two users. Update pl111 and tve200 to use the new helper. Signed-off-by: Sam Ravnborg Cc: Andrzej Hajda Cc: Neil Armstrong Cc: Laurent Pinchart Cc: Jonas Karlman Cc: Jernej Skrabec Cc: Eric Anholt Cc: Linus Walleij Cc: Maarten Lankhorst Cc: Maxime Ripard Cc: David Airlie Cc: Daniel Vetter Reviewed-by: Laurent Pinchart Reviewed-by: Linus Walleij --- drivers/gpu/drm/bridge/panel.c | 16 ++++++++++++++++ drivers/gpu/drm/pl111/pl111_drv.c | 2 +- drivers/gpu/drm/tve200/tve200_drv.c | 2 +- include/drm/drm_bridge.h | 1 + 4 files changed, 19 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c index f4e293e7cf64..c5e27b81588a 100644 --- a/drivers/gpu/drm/bridge/panel.c +++ b/drivers/gpu/drm/bridge/panel.c @@ -289,3 +289,19 @@ struct drm_bridge *devm_drm_panel_bridge_add_typed(struct device *dev, return bridge; } EXPORT_SYMBOL(devm_drm_panel_bridge_add_typed); + +/** + * drm_panel_bridge_connector - return pointer to connector + * + * drm_panel_bridge creates the connector. + * This function gives external access to the connector. + * + * Returns: Pointer to drm_conneector + */ +struct drm_connector *drm_panel_bridge_connector(struct drm_bridge *bridge) +{ + struct panel_bridge * panel_bridge; + panel_bridge = drm_bridge_to_panel_bridge(bridge); + + return &panel_bridge->connector; +} diff --git a/drivers/gpu/drm/pl111/pl111_drv.c b/drivers/gpu/drm/pl111/pl111_drv.c index 63dfcda04147..aa8aa8d9e405 100644 --- a/drivers/gpu/drm/pl111/pl111_drv.c +++ b/drivers/gpu/drm/pl111/pl111_drv.c @@ -166,7 +166,7 @@ static int pl111_modeset_init(struct drm_device *dev) priv->bridge = bridge; if (panel) { priv->panel = panel; - priv->connector = panel->connector; + priv->connector = drm_panel_bridge_connector(bridge); } ret = pl111_display_init(dev); diff --git a/drivers/gpu/drm/tve200/tve200_drv.c b/drivers/gpu/drm/tve200/tve200_drv.c index 954b09c948eb..00ba9e5ce130 100644 --- a/drivers/gpu/drm/tve200/tve200_drv.c +++ b/drivers/gpu/drm/tve200/tve200_drv.c @@ -110,7 +110,7 @@ static int tve200_modeset_init(struct drm_device *dev) } priv->panel = panel; - priv->connector = panel->connector; + priv->connector = drm_panel_bridge_connector(bridge); priv->bridge = bridge; dev_info(dev->dev, "attached to panel %s\n", diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h index c0a2286a81e9..9a4902accfe5 100644 --- a/include/drm/drm_bridge.h +++ b/include/drm/drm_bridge.h @@ -438,6 +438,7 @@ struct drm_bridge *devm_drm_panel_bridge_add(struct device *dev, struct drm_bridge *devm_drm_panel_bridge_add_typed(struct device *dev, struct drm_panel *panel, u32 connector_type); +struct drm_connector *drm_panel_bridge_connector(struct drm_bridge *bridge); #endif #endif