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ayufanayufan
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PowerControl: Install custom resolutions (EDID) (experimental feature)
1 parent fd93c05 commit 862d7af

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7 files changed

+131
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7 files changed

+131
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‎PowerControl/Controller.cs‎

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Original file line numberDiff line numberDiff line change
@@ -69,6 +69,34 @@ public Controller()
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rootMenu.VisibleChanged += delegate { updateOSD(); };
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contextMenu.Items.Add(new ToolStripSeparator());
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72+
if (Settings.Default.EnableExperimentalFeatures)
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{
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var installEDIDItem = contextMenu.Items.Add("Install &Resolutions");
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installEDIDItem.Click += delegate { Helpers.AMD.EDID.SetEDID(Resources.CRU_SteamDeck); };
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var replaceEDIDItem = contextMenu.Items.Add("Replace &Resolutions");
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replaceEDIDItem.Click += delegate { Helpers.AMD.EDID.SetEDID(new byte[0]); Helpers.AMD.EDID.SetEDID(Resources.CRU_SteamDeck); };
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var uninstallEDIDItem = contextMenu.Items.Add("Revert &Resolutions");
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uninstallEDIDItem.Click += delegate { Helpers.AMD.EDID.SetEDID(new byte[0]); };
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contextMenu.Opening += delegate
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{
82+
if (ExternalHelpers.DisplayConfig.IsInternalConnected == true)
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{
84+
var edid = Helpers.AMD.EDID.GetEDID() ?? new byte[0];
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var edidInstalled = Resources.CRU_SteamDeck.SequenceEqual(edid);
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installEDIDItem.Visible = edid.Length <= 128;
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replaceEDIDItem.Visible = !edidInstalled && edid.Length > 128;
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uninstallEDIDItem.Visible = edid.Length > 128;
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}
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else
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{
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installEDIDItem.Visible = false;
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replaceEDIDItem.Visible = false;
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uninstallEDIDItem.Visible = false;
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}
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};
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contextMenu.Items.Add(new ToolStripSeparator());
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}
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72100
if (startupManager.IsAvailable)
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{
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var startupItem = new ToolStripMenuItem("Run On Startup");

‎PowerControl/Helpers/AMD/ADL.cs‎

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Original file line numberDiff line numberDiff line change
@@ -143,6 +143,30 @@ internal class ADLDisplayInfoArray
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}
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#endregion ADLDisplayInfo
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146+
[StructLayout(LayoutKind.Sequential)]
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internal struct ADLDisplayEDIDData
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{
149+
internal int iSize;
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internal int iFlag;
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internal int iEDIDSize;
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internal int iBlockIndex;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = (int)ADL.ADL_MAX_EDIDDATA_SIZE)]
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internal byte[] cEDIDData;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
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internal int[] iReserved;
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};
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[StructLayout(LayoutKind.Sequential)]
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internal struct ADLDisplayEDIDDataX2
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{
162+
internal int iSize;
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internal int iFlag;
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internal int iEDIDSize;
165+
internal int iIgnored;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = (int)2 * ADL.ADL_MAX_EDIDDATA_SIZE)]
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internal byte[] cEDIDData;
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};
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#region Radeon Image Sharpening
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[StructLayout(LayoutKind.Sequential)]
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internal struct ADL_RIS_SETTINGS
@@ -192,6 +216,8 @@ internal static class ADL
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internal const int ADL_MAX_GLSYNC_PORT_LEDS = 8;
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/// <summary> Maximum number of ADLMOdes for the adapter </summary>
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internal const int ADL_MAX_NUM_DISPLAYMODES = 1024;
219+
internal const int ADL_MAX_EDIDDATA_SIZE = 256;
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internal const int ADL_MAX_EDID_EXTENSION_BLOCKS = 3;
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196222
internal const int ADL_DISPLAY_DISPLAYINFO_DISPLAYCONNECTED = 0x00000001;
197223

@@ -265,6 +291,12 @@ internal static class ADL
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[DllImport(Atiadlxx_FileName)]
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internal static extern int ADL2_RIS_Settings_Set(IntPtr context, int adapterIndex, ADL_RIS_SETTINGS settings, ADL_RIS_NOTFICATION_REASON reason);
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295+
[DllImport(Atiadlxx_FileName)]
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internal static extern int ADL2_Display_EdidData_Get(IntPtr context, int adapterIndex, int displayIndex, ref ADLDisplayEDIDData edidData);
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298+
[DllImport(Atiadlxx_FileName)]
299+
internal static extern int ADL2_Display_EdidData_Set(IntPtr context, int adapterIndex, int displayIndex, ref ADLDisplayEDIDDataX2 edidData);
268300
#endregion DLLImport
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270302
#region ADL_Main_Memory_Alloc

‎PowerControl/Helpers/AMD/EDID.cs‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,57 @@
1+
using System.Linq;
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using System.Runtime.InteropServices;
3+
4+
namespace PowerControl.Helpers.AMD
5+
{
6+
internal class EDID
7+
{
8+
internal static byte[]? GetEDID(int displayIndex = ADL.ADL_DEFAULT_DISPLAY)
9+
{
10+
return ADLContext.WithSafe((context) =>
11+
{
12+
byte[] edid = new byte[0];
13+
14+
for (int block = 0; block < ADL.ADL_MAX_EDID_EXTENSION_BLOCKS; ++block)
15+
{
16+
ADLDisplayEDIDData displayEdidData = new ADLDisplayEDIDData()
17+
{
18+
iSize = Marshal.SizeOf<ADLDisplayEDIDData>(),
19+
iBlockIndex = block,
20+
};
21+
22+
int res = ADL.ADL2_Display_EdidData_Get(context.Context, ADL.ADL_DEFAULT_ADAPTER, ADL.ADL_DEFAULT_DISPLAY, ref displayEdidData);
23+
if (res != 0)
24+
break;
25+
26+
var blockBytes = displayEdidData.cEDIDData.Take(displayEdidData.iEDIDSize);
27+
edid = edid.Concat(blockBytes).ToArray();
28+
}
29+
30+
return edid;
31+
});
32+
}
33+
34+
internal static bool? SetEDID(byte[] value, int displayIndex = ADL.ADL_DEFAULT_DISPLAY)
35+
{
36+
return ADLContext.WithSafe((context) =>
37+
{
38+
var bytes = new byte[ADL.ADL_MAX_EDIDDATA_SIZE * 2];
39+
value.CopyTo(bytes, 0);
40+
41+
var blockData = new ADLDisplayEDIDDataX2()
42+
{
43+
// TODO: Hack to send a full EDID at once
44+
iSize = Marshal.SizeOf<ADLDisplayEDIDData>(),
45+
cEDIDData = bytes,
46+
iEDIDSize = value.Length,
47+
};
48+
49+
int res = ADL.ADL2_Display_EdidData_Set(context.Context,
50+
ADL.ADL_DEFAULT_ADAPTER, ADL.ADL_DEFAULT_DISPLAY,
51+
ref blockData);
52+
53+
return res == 0;
54+
});
55+
}
56+
}
57+
}

‎PowerControl/Resources.Designer.cs‎

Lines changed: 10 additions & 0 deletions
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‎PowerControl/Resources.resx‎

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@@ -118,6 +118,9 @@
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<value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
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</resheader>
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<assembly alias="System.Windows.Forms" name="System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />
121+
<data name="CRU_SteamDeck" type="System.Resources.ResXFileRef, System.Windows.Forms">
122+
<value>Resources\CRU_SteamDeck.bin;System.Byte[], mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
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</data>
121124
<data name="traffic-light-outline_light" type="System.Resources.ResXFileRef, System.Windows.Forms">
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<value>Resources\traffic-light-outline_light.ico;System.Drawing.Icon, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
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</data>

‎PowerControl/Resources/CRU_SteamDeck.bin‎

512 Bytes
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‎RELEASE.md‎

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@@ -9,6 +9,7 @@
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## 0.6.x
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12+
- PowerControl: Install custom resolutions (EDID) (experimental feature)
1213
- SteamController: Add `X360: No Touchpads` profile
1314
- All: Show `Missing RTSS` button to install RTSS
1415
- PowerControl: Retain FPS Limit (proportion) on refresh rate change

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