From ba0fbca474939e9b4086796ddcca1510f303a60b Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Wed, 8 Jan 2014 14:18:23 +0000 Subject: drm/i915: Introduce new intel_output_name() That we can use for debugging purposes. v2: Use designated initializers for the 'names' array (Paulo Zanoni, Jani Nikula). Add a check in case the array has a hole (which can now remain unnoticed with designated initializers) (Jani Nikula) Reviewed-by: Paulo Zanoni (for v1) Signed-off-by: Damien Lespiau Reviewed-by: Jani Nikula Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_display.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'drivers/gpu/drm/i915/intel_display.c') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 507fb19c759..aaa4ae6f40c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -10262,6 +10262,28 @@ static bool has_edp_a(struct drm_device *dev) return true; } +const char *intel_output_name(int output) +{ + static const char *names[] = { + [INTEL_OUTPUT_UNUSED] = "Unused", + [INTEL_OUTPUT_ANALOG] = "Analog", + [INTEL_OUTPUT_DVO] = "DVO", + [INTEL_OUTPUT_SDVO] = "SDVO", + [INTEL_OUTPUT_LVDS] = "LVDS", + [INTEL_OUTPUT_TVOUT] = "TV", + [INTEL_OUTPUT_HDMI] = "HDMI", + [INTEL_OUTPUT_DISPLAYPORT] = "DisplayPort", + [INTEL_OUTPUT_EDP] = "eDP", + [INTEL_OUTPUT_DSI] = "DSI", + [INTEL_OUTPUT_UNKNOWN] = "Unknown", + }; + + if (output < 0 || output >= ARRAY_SIZE(names) || !names[output]) + return "Invalid"; + + return names[output]; +} + static void intel_setup_outputs(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; -- cgit v1.2.3