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drm/panel: st7703: Add Panel Rotation Support

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Add support for panel rotation to ST7703 based devices.

Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Reviewed-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240212184950.52210-5-macroalpha82@gmail.com
This commit is contained in:
Chris Morgan 2024-02-12 12:49:47 -06:00 committed by Heiko Stuebner
parent 20b18c2be4
commit 762195e5c2
1 changed files with 13 additions and 0 deletions
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13
drivers/gpu/drm/panel/panel-sitronix-st7703.c
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@ -62,6 +62,7 @@ struct st7703 {
struct dentry *debugfs;
const struct st7703_panel_desc *desc;
enum drm_panel_orientation orientation;
};
struct st7703_panel_desc {
@ -743,12 +744,20 @@ static int st7703_get_modes(struct drm_panel *panel,
return 1;
}
static enum drm_panel_orientation st7703_get_orientation(struct drm_panel *panel)
{
struct st7703 *st7703 = panel_to_st7703(panel);
return st7703->orientation;
}
static const struct drm_panel_funcs st7703_drm_funcs = {
.disable = st7703_disable,
.unprepare = st7703_unprepare,
.prepare = st7703_prepare,
.enable = st7703_enable,
.get_modes = st7703_get_modes,
.get_orientation = st7703_get_orientation,
};
static int allpixelson_set(void *data, u64 val)
@ -817,6 +826,10 @@ static int st7703_probe(struct mipi_dsi_device *dsi)
return dev_err_probe(dev, PTR_ERR(ctx->iovcc),
"Failed to request iovcc regulator\n");
ret = of_drm_get_panel_orientation(dsi->dev.of_node, &ctx->orientation);
if (ret < 0)
return dev_err_probe(&dsi->dev, ret, "Failed to get orientation\n");
drm_panel_init(&ctx->panel, dev, &st7703_drm_funcs,
DRM_MODE_CONNECTOR_DSI);