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 <jbarnes@virtuousgeek.org> Acked-by: Dave Airlie <airlied@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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@ -215,6 +215,16 @@ static const struct drm_prop_enum_list drm_encoder_enum_list[] =
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{ DRM_MODE_ENCODER_DSI, "DSI" },
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};
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static const struct drm_prop_enum_list drm_subpixel_enum_list[] =
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{
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{ SubPixelUnknown, "Unknown" },
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{ SubPixelHorizontalRGB, "Horizontal RGB" },
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{ SubPixelHorizontalBGR, "Horizontal BGR" },
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{ SubPixelVerticalRGB, "Vertical RGB" },
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{ SubPixelVerticalBGR, "Vertical BGR" },
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{ SubPixelNone, "None" },
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};
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void drm_connector_ida_init(void)
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{
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int i;
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@ -264,6 +274,19 @@ const char *drm_get_connector_status_name(enum drm_connector_status status)
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}
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EXPORT_SYMBOL(drm_get_connector_status_name);
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/**
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* drm_get_subpixel_order_name - return a string for a given subpixel enum
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* @order: enum of subpixel_order
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*
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* Note you could abuse this and return something out of bounds, but that
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* would be a caller error. No unscrubbed user data should make it here.
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*/
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const char *drm_get_subpixel_order_name(enum subpixel_order order)
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{
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return drm_subpixel_enum_list[order].name;
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}
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EXPORT_SYMBOL(drm_get_subpixel_order_name);
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static char printable_char(int c)
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{
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return isascii(c) && isprint(c) ? c : '?';
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@ -991,6 +991,7 @@ extern void drm_encoder_cleanup(struct drm_encoder *encoder);
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extern const char *drm_get_connector_name(const struct drm_connector *connector);
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extern const char *drm_get_connector_status_name(enum drm_connector_status status);
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extern const char *drm_get_subpixel_order_name(enum subpixel_order order);
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extern const char *drm_get_dpms_name(int val);
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extern const char *drm_get_dvi_i_subconnector_name(int val);
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extern const char *drm_get_dvi_i_select_name(int val);
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