drm/panel: ilitek-ili9881c: Report subpixel order according to rotation

Assume a default RGB subpixel order and flip it around if 180° rotation
is configured via address mode. Report subpixel order to userspace.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20240626-drm-panel-ili9881c-rotation-v1-2-e0ff54173e32@pengutronix.de
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240626-drm-panel-ili9881c-rotation-v1-2-e0ff54173e32@pengutronix.de
This commit is contained in:
Philipp Zabel
2024-06-26 16:40:39 +02:00
committed by Neil Armstrong
parent b64e7d59ba
commit 655b92ca60

View File

@@ -1471,6 +1471,10 @@ static int ili9881c_get_modes(struct drm_panel *panel,
connector->display_info.width_mm = mode->width_mm;
connector->display_info.height_mm = mode->height_mm;
if (ctx->address_mode == 0x3)
connector->display_info.subpixel_order = SubPixelHorizontalBGR;
else
connector->display_info.subpixel_order = SubPixelHorizontalRGB;
/*
* TODO: Remove once all drm drivers call