diff options
| author | Dmitry Osipenko <digetx@gmail.com> | 2020-08-14 00:56:08 +0300 |
|---|---|---|
| committer | Sam Ravnborg <sam@ravnborg.org> | 2020-08-16 17:12:18 +0200 |
| commit | 58310c2ec9941ff4e2582764e8ab3ee9620ccd2c (patch) | |
| tree | 7a214b30cc5c50668440efa3dfeee4058730124c | |
| parent | 4a135d54410f11041baa92d8709a9fd16be5cab9 (diff) | |
drm/panel: lvds: Read panel orientation
The panel orientation needs to parsed from a device-tree and assigned to
the panel's connector in order to make orientation property available to
userspace. That's what this patch does for the generic LVDS panel.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200813215609.28643-4-digetx@gmail.com
| -rw-r--r-- | drivers/gpu/drm/panel/panel-lvds.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c index 41305c3dcf31..66c7d765b8f7 100644 --- a/drivers/gpu/drm/panel/panel-lvds.c +++ b/drivers/gpu/drm/panel/panel-lvds.c @@ -37,6 +37,8 @@ struct panel_lvds { struct gpio_desc *enable_gpio; struct gpio_desc *reset_gpio; + + enum drm_panel_orientation orientation; }; static inline struct panel_lvds *to_panel_lvds(struct drm_panel *panel) @@ -99,6 +101,7 @@ static int panel_lvds_get_modes(struct drm_panel *panel, connector->display_info.bus_flags = lvds->data_mirror ? DRM_BUS_FLAG_DATA_LSB_TO_MSB : DRM_BUS_FLAG_DATA_MSB_TO_LSB; + drm_connector_set_panel_orientation(connector, lvds->orientation); return 1; } @@ -116,6 +119,12 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds) const char *mapping; int ret; + ret = of_drm_get_panel_orientation(np, &lvds->orientation); + if (ret < 0) { + dev_err(lvds->dev, "%pOF: failed to get orientation %d\n", np, ret); + return ret; + } + ret = of_get_display_timing(np, "panel-timing", &timing); if (ret < 0) { dev_err(lvds->dev, "%pOF: problems parsing panel-timing (%d)\n", |