From patchwork Thu Feb 8 18:30:29 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [PATCHv2,2/8] drm/omap: add manual update detection helper From: Sebastian Reichel X-Patchwork-Id: 10207763 Message-Id: <20180208183035.8461-3-sebastian.reichel@collabora.co.uk> To: Sebastian Reichel , Tomi Valkeinen , Tony Lindgren Cc: Laurent Pinchart , Hans de Goede , Rob Herring , Mark Rutland , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@collabora.com, Sebastian Reichel Date: Thu, 8 Feb 2018 19:30:29 +0100 In preparation for manually updated display support, such as DSI command mode panels, this adds a simple helper to see if a connector is manually updated. Signed-off-by: Sebastian Reichel Tested-by: Tony Lindgren --- drivers/gpu/drm/omapdrm/omap_connector.c | 8 ++++++++ drivers/gpu/drm/omapdrm/omap_connector.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index a0d7b1d905e8..a33b51484b2d 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -57,6 +57,14 @@ bool omap_connector_get_hdmi_mode(struct drm_connector *connector) return omap_connector->hdmi_mode; } +bool omap_connector_get_manually_updated(struct drm_connector *connector) +{ + struct omap_connector *omap_connector = to_omap_connector(connector); + + return !!(omap_connector->dssdev->caps & + OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE); +} + static enum drm_connector_status omap_connector_detect( struct drm_connector *connector, bool force) { diff --git a/drivers/gpu/drm/omapdrm/omap_connector.h b/drivers/gpu/drm/omapdrm/omap_connector.h index 98bbc779b302..652136d167f5 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.h +++ b/drivers/gpu/drm/omapdrm/omap_connector.h @@ -33,5 +33,6 @@ struct drm_connector *omap_connector_init(struct drm_device *dev, struct drm_encoder *omap_connector_attached_encoder( struct drm_connector *connector); bool omap_connector_get_hdmi_mode(struct drm_connector *connector); +bool omap_connector_get_manually_updated(struct drm_connector *connector); #endif /* __OMAPDRM_CONNECTOR_H__ */