linux-kernel - [PATCH v6 3/8] drm/panel: panel-edp: Implement .get

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Date:   Wed,  8 Jun 2022 17:48:11 +0800
From:   Hsin-Yi Wang <hsinyi@...omium.org>
To:     Hans de Goede <hdegoede@...hat.com>,
        Sam Ravnborg <sam@...nborg.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Douglas Anderson <dianders@...omium.org>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel@...ts.freedesktop.org,
        Rob Clark <robdclark@...omium.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v6 3/8] drm/panel: panel-edp: Implement .get_orientation callback

To return the orientation property to drm/kms driver.

Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
Reviewed-by: Hans de Goede <hdegoede@...hat.com>
Reviewed-by: Douglas Anderson <dianders@...omium.org>
---
 drivers/gpu/drm/panel/panel-edp.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c
index c96014464355..ee622c1dd532 100644
--- a/drivers/gpu/drm/panel/panel-edp.c
+++ b/drivers/gpu/drm/panel/panel-edp.c
@@ -586,7 +586,10 @@ static int panel_edp_get_modes(struct drm_panel *panel,
 	else if (!num)
 		dev_warn(p->base.dev, "No display modes\n");
 
-	/* set up connector's "panel orientation" property */
+	/*
+	 * TODO: Remove once all drm drivers call
+	 * drm_connector_set_orientation_from_panel()
+	 */
 	drm_connector_set_panel_orientation(connector, p->orientation);
 
 	return num;
@@ -609,6 +612,13 @@ static int panel_edp_get_timings(struct drm_panel *panel,
 	return p->desc->num_timings;
 }
 
+static enum drm_panel_orientation panel_edp_get_orientation(struct drm_panel *panel)
+{
+	struct panel_edp *p = to_panel_edp(panel);
+
+       return p->orientation;
+}
+
 static int detected_panel_show(struct seq_file *s, void *data)
 {
 	struct drm_panel *panel = s->private;
@@ -637,6 +647,7 @@ static const struct drm_panel_funcs panel_edp_funcs = {
 	.prepare = panel_edp_prepare,
 	.enable = panel_edp_enable,
 	.get_modes = panel_edp_get_modes,
+	.get_orientation = panel_edp_get_orientation,
 	.get_timings = panel_edp_get_timings,
 	.debugfs_init = panel_edp_debugfs_init,
 };
-- 
2.36.1.255.ge46751e96f-goog