From ac1bb36c4e28b53b3494bc8afbe6ffa0588bfe4a Mon Sep 17 00:00:00 2001 From: Jesse Barnes Date: Mon, 10 Feb 2014 15:32:44 -0800 Subject: [PATCH] drm: expose subpixel order name routine v3 Just like we have for connector type etc. v2: drop static array (Chris) v3: add kdoc (Daniel) Signed-off-by: Jesse Barnes Acked-by: Dave Airlie Signed-off-by: Daniel Vetter --- drivers/gpu/drm/drm_crtc.c | 23 +++++++++++++++++++++++ include/drm/drm_crtc.h | 1 + 2 files changed, 24 insertions(+) diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 3b7d32da1604..35ea15d5ffff 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 : '?'; diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 71727b6210ae..ce9ee60f4d68 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -991,6 +991,7 @@ extern void drm_encoder_cleanup(struct drm_encoder *encoder); extern const char *drm_get_connector_name(const struct drm_connector *connector); extern const char *drm_get_connector_status_name(enum drm_connector_status status); +extern const char *drm_get_subpixel_order_name(enum subpixel_order order); extern const char *drm_get_dpms_name(int val); extern const char *drm_get_dvi_i_subconnector_name(int val); extern const char *drm_get_dvi_i_select_name(int val); -- 2.39.5