diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/include/signal_types.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/include/signal_types.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/include/signal_types.h b/drivers/gpu/drm/amd/display/include/signal_types.h index 23a308c3eccb..325c5ba4c82a 100644 --- a/drivers/gpu/drm/amd/display/include/signal_types.h +++ b/drivers/gpu/drm/amd/display/include/signal_types.h @@ -44,6 +44,34 @@ enum signal_type { SIGNAL_TYPE_VIRTUAL = (1 << 9), /* Virtual Display */ }; +static inline const char *signal_type_to_string(const int type) +{ + switch (type) { + case SIGNAL_TYPE_NONE: + return "No signal"; + case SIGNAL_TYPE_DVI_SINGLE_LINK: + return "DVI: Single Link"; + case SIGNAL_TYPE_DVI_DUAL_LINK: + return "DVI: Dual Link"; + case SIGNAL_TYPE_HDMI_TYPE_A: + return "HDMI: TYPE A"; + case SIGNAL_TYPE_LVDS: + return "LVDS"; + case SIGNAL_TYPE_RGB: + return "RGB"; + case SIGNAL_TYPE_DISPLAY_PORT: + return "Display Port"; + case SIGNAL_TYPE_DISPLAY_PORT_MST: + return "Display Port: MST"; + case SIGNAL_TYPE_EDP: + return "Embedded Display Port"; + case SIGNAL_TYPE_VIRTUAL: + return "Virtual"; + default: + return "Unknown"; + } +} + /* help functions for signal types manipulation */ static inline bool dc_is_hdmi_tmds_signal(enum signal_type signal) { |