diff options
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
-rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 3b7d32d..35ea15d 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -215,6 +215,16 @@ static const struct drm_prop_enum_list drm_encoder_enum_list[] = { DRM_MODE_ENCODER_DSI, "DSI" }, }; +static const struct drm_prop_enum_list drm_subpixel_enum_list[] = +{ + { SubPixelUnknown, "Unknown" }, + { SubPixelHorizontalRGB, "Horizontal RGB" }, + { SubPixelHorizontalBGR, "Horizontal BGR" }, + { SubPixelVerticalRGB, "Vertical RGB" }, + { SubPixelVerticalBGR, "Vertical BGR" }, + { SubPixelNone, "None" }, +}; + void drm_connector_ida_init(void) { int i; @@ -264,6 +274,19 @@ const char *drm_get_connector_status_name(enum drm_connector_status status) } EXPORT_SYMBOL(drm_get_connector_status_name); +/** + * drm_get_subpixel_order_name - return a string for a given subpixel enum + * @order: enum of subpixel_order + * + * Note you could abuse this and return something out of bounds, but that + * would be a caller error. No unscrubbed user data should make it here. + */ +const char *drm_get_subpixel_order_name(enum subpixel_order order) +{ + return drm_subpixel_enum_list[order].name; +} +EXPORT_SYMBOL(drm_get_subpixel_order_name); + static char printable_char(int c) { return isascii(c) && isprint(c) ? c : '?'; |