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