[PATCH v11 2/4] drm/panel: Read panel orientation for BOE TV101WUM-NL6

From: Dmitry Osipenko
Date: Wed Jun 17 2020 - 19:20:35 EST


From: Derek Basehore <dbasehore@xxxxxxxxxxxx>

This reads the DT setting for the panel rotation to set the panel
orientation in the get_modes callback.

Reviewed-by: Dmitry Osipenko <digetx@xxxxxxxxx>
Signed-off-by: Derek Basehore <dbasehore@xxxxxxxxxxxx>
---
drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
index db5b866357f2..4bd9397972e8 100644
--- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
+++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
@@ -11,6 +11,7 @@
#include <linux/of_device.h>
#include <linux/regulator/consumer.h>

+#include <drm/drm_connector.h>
#include <drm/drm_crtc.h>
#include <drm/drm_mipi_dsi.h>
#include <drm/drm_panel.h>
@@ -43,6 +44,7 @@ struct boe_panel {

const struct panel_desc *desc;

+ enum drm_panel_orientation orientation;
struct regulator *pp1800;
struct regulator *avee;
struct regulator *avdd;
@@ -740,6 +742,7 @@ static int boe_panel_get_modes(struct drm_panel *panel,
connector->display_info.width_mm = boe->desc->size.width_mm;
connector->display_info.height_mm = boe->desc->size.height_mm;
connector->display_info.bpc = boe->desc->bpc;
+ drm_connector_set_panel_orientation(connector, boe->orientation);

return 1;
}
@@ -779,6 +782,9 @@ static int boe_panel_add(struct boe_panel *boe)

drm_panel_init(&boe->base, dev, &boe_panel_funcs,
DRM_MODE_CONNECTOR_DSI);
+ err = of_drm_get_panel_orientation(dev->of_node, &boe->orientation);
+ if (err < 0)
+ return err;

err = drm_panel_of_backlight(&boe->base);
if (err)
--
2.26.0