From bdd1989348b06678f7a6198f1d1abd7863654bf5 Mon Sep 17 00:00:00 2001
From: Alexander von Gluck IV <kallisti5@unixzen.com>
Date: Fri, 2 Dec 2011 20:22:25 -0600
Subject: [PATCH] Add lookup of encoder id -> name for debugging

---
 src/add-ons/accelerants/radeon_hd/display.cpp |  3 +-
 src/add-ons/accelerants/radeon_hd/encoder.cpp | 49 +++++++++++++++++++
 src/add-ons/accelerants/radeon_hd/encoder.h   |  1 +
 3 files changed, 52 insertions(+), 1 deletion(-)

diff --git a/src/add-ons/accelerants/radeon_hd/display.cpp b/src/add-ons/accelerants/radeon_hd/display.cpp
index 3478e791b3..221cbb2c88 100644
--- a/src/add-ons/accelerants/radeon_hd/display.cpp
+++ b/src/add-ons/accelerants/radeon_hd/display.cpp
@@ -710,7 +710,8 @@ debug_connectors()
 			ERROR("Connector #%" B_PRIu32 ")\n", id);
 			ERROR(" + connector:  %s\n", get_connector_name(connectorType));
 			ERROR(" + encoder:    %s\n", get_encoder_name(encoderType));
-			ERROR(" + encoder id: %" B_PRIu16 "\n", encoderID);
+			ERROR(" + encoder id: %" B_PRIu16 " (%s)\n", encoderID,
+				encoder_name_lookup(encoderID));
 			ERROR(" + gpio id:    %" B_PRIu16 "\n", gpioID);
 			ERROR(" + gpio valid: %s\n",
 				gGPIOInfo[gpioID]->valid ? "true" : "false");
diff --git a/src/add-ons/accelerants/radeon_hd/encoder.cpp b/src/add-ons/accelerants/radeon_hd/encoder.cpp
index e598f349b5..8d6390d90a 100644
--- a/src/add-ons/accelerants/radeon_hd/encoder.cpp
+++ b/src/add-ons/accelerants/radeon_hd/encoder.cpp
@@ -1118,6 +1118,55 @@ encoder_output_lock(bool lock)
 }
 
 
+static const char *encoder_name_matrix[36] = {
+	"NONE",
+	"Internal Radeon LVDS",
+	"Internal Radeon TMDS1",
+	"Internal Radeon TMDS2",
+	"Internal Radeon DAC1",
+	"Internal Radeon DAC2 (TV)",
+	"Internal Radeon SDVOA",
+	"Internal Radeon SDVOB",
+	"External 3rd party SI170B",
+	"External 3rd party CH7303",
+	"External 3rd party CH7301",
+	"Internal Radeon DVO1",
+	"External 3rd party SDVOA",
+	"External 3rd party SDVOB",
+	"External 3rd party TITFP513",
+	"Internal LVTM1",
+	"External 3rd party VT1623",
+	"External HDMI SI1930",
+	"Internal HDMI",
+	"Internal Kaleidoscope TMDS1",
+	"Internal Kaleidoscope DVO1",
+	"Internal Kaleidoscope DAC1",
+	"Internal Kaleidoscope DAC2",
+	"External Kaleidoscope SI178",
+	"MVPU FPGA",
+	"Internal Kaleidoscope DDI",
+	"External Kaleidoscope VT1625",
+	"External Kaleidoscope HDMI SI1932",
+	"External Kaleidoscope DP AN9801",
+	"External Kaleidoscope DP DP501",
+	"Internal Kaleidoscope UNIPHY",
+	"Internal Kaleidoscope LVTMA",
+	"Internal Kaleidoscope UNIPHY1",
+	"Internal Kaleidoscope UNIPHY2",
+	"External Travis Bridge",
+	"External Nutmeg Bridge"
+};
+
+
+const char*
+encoder_name_lookup(uint32 encoderID) {
+	if (encoderID <= sizeof(encoder_name_matrix))
+		return encoder_name_matrix[encoderID];
+	else
+		return "Unknown";
+}
+
+
 uint32
 encoder_object_lookup(uint32 encoderFlags, uint8 dacID)
 {
diff --git a/src/add-ons/accelerants/radeon_hd/encoder.h b/src/add-ons/accelerants/radeon_hd/encoder.h
index 6611931a5e..3327aa000e 100644
--- a/src/add-ons/accelerants/radeon_hd/encoder.h
+++ b/src/add-ons/accelerants/radeon_hd/encoder.h
@@ -22,6 +22,7 @@ void encoder_output_lock(bool lock);
 void encoder_crtc_scratch(uint8 crtcID);
 void encoder_dpms_scratch(uint8 crtcID, bool power);
 void encoder_dpms_set(uint8 crtcID, uint8 encoderID, int mode);
+const char* encoder_name_lookup(uint32 encoderID);
 uint32 encoder_object_lookup(uint32 encoderFlags, uint8 dacID);
 uint32 encoder_type_lookup(uint32 encoderID, uint32 connectorFlags);
 bool encoder_is_external(uint32 encoderID);