Detect more Intel GPUs

This allows detecting Intel GPUs up to Xe graphics.

autotests/libkwineffects/data/glplatform/intel-kabylake-gt2-4.6

@@ -0,0 +1,19 @@
+[Driver]
+Vendor=Intel
+Renderer=Mesa Intel(R) UHD Graphics 620 (KBL GT2)
+Version=4.6 (Compatibility Profile) Mesa 20.3.2
+ShadingLanguageVersion=4.60
+
+[Settings]
+LooseBinding=true
+GLSL=true
+TextureNPOT=true
+Mesa=true
+Intel=true
+GLVersion=4,6
+GLSLVersion=4,60
+MesaVersion=20,3,2
+DriverVersion=20,3,2
+Driver=7
+ChipClass=2012
+Compositor=9

libkwineffects/kwinglplatform.cpp

@@ -415,19 +415,55 @@ static ChipClass detectIntelClass(const QByteArray &chipset)
         return I965;
 
     // GL 3.1, CL 1.1, DX 10.1
-    if (chipset.contains("Sandybridge")) {
+    if (chipset.contains("Sandybridge") || chipset.contains("SNB GT")) {
         return SandyBridge;
     }
 
     // GL4.0, CL1.1, DX11, SM 5.0
-    if (chipset.contains("Ivybridge")) {
+    if (chipset.contains("Ivybridge") || chipset.contains("IVB GT")) {
         return IvyBridge;
     }
 
     // GL4.0, CL1.2, DX11.1, SM 5.0
-    if (chipset.contains("Haswell")) {
+    if (chipset.contains("Haswell") || chipset.contains("HSW GT")) {
         return Haswell;
     }
+    if (chipset.contains("BYT")) {
+        return BayTrail;
+    }
+    if (chipset.contains("CHV") || chipset.contains("BSW")) {
+        return Cherryview;
+    }
+    if (chipset.contains("BDW GT")) {
+        return Broadwell;
+    }
+    if (chipset.contains("SKL GT")) {
+        return Skylake;
+    }
+    if (chipset.contains("APL")) {
+        return ApolloLake;
+    }
+    if (chipset.contains("KBL GT")) {
+        return KabyLake;
+    }
+    if (chipset.contains("WHL GT")) {
+        return WhiskeyLake;
+    }
+    if (chipset.contains("CML GT")) {
+        return CometLake;
+    }
+    if (chipset.contains("CNL GT")) {
+        return CannonLake;
+    }
+    if (chipset.contains("CFL GT")) {
+        return CoffeeLake;
+    }
+    if (chipset.contains("ICL GT")) {
+        return IceLake;
+    }
+    if (chipset.contains("TGL GT")) {
+        return TigerLake;
+    }
 
     return UnknownIntel;
 }
@@ -592,6 +628,32 @@ QByteArray GLPlatform::chipClassToString8(ChipClass chipClass)
         return QByteArrayLiteral("IvyBridge");
     case Haswell:
         return QByteArrayLiteral("Haswell");
+    case BayTrail:
+        return QByteArrayLiteral("Bay Trail");
+    case Cherryview:
+        return QByteArrayLiteral("Cherryview");
+    case Broadwell:
+        return QByteArrayLiteral("Broadwell");
+    case ApolloLake:
+        return QByteArrayLiteral("Apollo Lake");
+    case Skylake:
+        return QByteArrayLiteral("Skylake");
+    case GeminiLake:
+        return QByteArrayLiteral("Gemini Lake");
+    case KabyLake:
+        return QByteArrayLiteral("Kaby Lake");
+    case CoffeeLake:
+        return QByteArrayLiteral("Coffee Lake");
+    case WhiskeyLake:
+        return QByteArrayLiteral("Whiskey Lake");
+    case CometLake:
+        return QByteArrayLiteral("Comet Lake");
+    case CannonLake:
+        return QByteArrayLiteral("Cannon Lake");
+    case IceLake:
+        return QByteArrayLiteral("Ice Lake");
+    case TigerLake:
+        return QByteArrayLiteral("Tiger Lake");
 
     case Adreno1XX:
         return QByteArrayLiteral("Adreno 1xx series");

libkwineffects/kwinglplatform.h

@@ -131,6 +131,19 @@ enum ChipClass {
     SandyBridge,            // GL3.1  CL1.1  DX10.1    SM 4.0      2010
     IvyBridge,              // GL4.0  CL1.1  DX11      SM 5.0      2012
     Haswell,                // GL4.0  CL1.2  DX11.1    SM 5.0      2013
+    BayTrail,               // GL4.0  CL1.2  DX11.1    SM 5.0      2013
+    Cherryview,             // GL4.0  CL1.2  DX11.2    SM 5.0      2013
+    Broadwell,              // GL4.4  CL2.0  DX11.2    SM 5.0      2014
+    ApolloLake,             // GL4.6  CL3.0  DX12      SM 6.0      2016
+    Skylake,                // GL4.6  CL3.0  DX12      SM 6.0      2015
+    GeminiLake,             // GL4.6  CL3.0  DX12      SM 6.0      2017
+    KabyLake,               // GL4.6  CL3.0  DX12      SM 6.0      2017
+    CoffeeLake,             // GL4.6  CL3.0  DX12      SM 6.0      2018
+    WhiskeyLake,            // GL4.6  GL3.0  DX12      SM 6.0      2018
+    CometLake,              // GL4.6  GL3.0  DX12      SM 6.0      2019
+    CannonLake,             // GL4.6  GL3.0  DX12      SM 6.0      2018
+    IceLake,                // GL4.6  CL3.0  DX12.1    SM 6.0      2019
+    TigerLake,              // GL4.6  CL3.0  DX12.1    SM 6.0      2020
     UnknownIntel  = 2999,
 
     // Qualcomm Adreno