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drm: panel: Add orientation support for st7701 

Note that this patch is 'heavily inspired' by orientation support in driver
for Elida KD35T133 panel

Signed-off-by: Maya Matuszczyk <maccraft123mc@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230213153816.213526-4-maccraft123mc@gmail.com
This commit is contained in:
Maya Matuszczyk 2023-02-13 16:38:15 +01:00 committed by Heiko Stuebner
parent e89838968e
commit 5a2854e577
1 changed files with 19 additions and 0 deletions
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19
drivers/gpu/drm/panel/panel-sitronix-st7701.c
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@ -135,6 +135,7 @@ struct st7701 {
struct regulator_bulk_data supplies[2];
struct gpio_desc *reset;
unsigned int sleep_delay;
enum drm_panel_orientation orientation;
};
static inline struct st7701 *panel_to_st7701(struct drm_panel *panel)
@ -514,15 +515,29 @@ static int st7701_get_modes(struct drm_panel *panel,
connector->display_info.width_mm = desc_mode->width_mm;
connector->display_info.height_mm = desc_mode->height_mm;
/*
* TODO: Remove once all drm drivers call
* drm_connector_set_orientation_from_panel()
*/
drm_connector_set_panel_orientation(connector, st7701->orientation);
return 1;
}
static enum drm_panel_orientation st7701_get_orientation(struct drm_panel *panel)
{
struct st7701 *st7701 = panel_to_st7701(panel);
return st7701->orientation;
}
static const struct drm_panel_funcs st7701_funcs = {
.disable = st7701_disable,
.unprepare = st7701_unprepare,
.prepare = st7701_prepare,
.enable = st7701_enable,
.get_modes = st7701_get_modes,
.get_orientation = st7701_get_orientation,
};
static const struct drm_display_mode ts8550b_mode = {
@ -854,6 +869,10 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
return PTR_ERR(st7701->reset);
}
ret = of_drm_get_panel_orientation(dsi->dev.of_node, &st7701->orientation);
if (ret < 0)
return dev_err_probe(&dsi->dev, ret, "Failed to get orientation\n");
drm_panel_init(&st7701->panel, &dsi->dev, &st7701_funcs,
DRM_MODE_CONNECTOR_DSI);