From 0e0adec81ec4a05c36ecb8f21fce7ce726a1e269 Mon Sep 17 00:00:00 2001
From: Robert Foss <rfoss@kernel.org>
Date: Mon, 19 Jun 2023 13:55:22 +0200
Subject: [PATCH] egl: Expose access to DeviceList

In order to not have the different dri2 platforms all build
lists of available devices, use the device list provided by EGL.

Signed-off-by: Robert Foss <rfoss@kernel.org>
Reviewed-by: Adam Jackson <ajax@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23742>
---
 src/egl/main/egldevice.c | 20 ++++++++++++++++++++
 src/egl/main/egldevice.h | 14 ++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/src/egl/main/egldevice.c b/src/egl/main/egldevice.c
index 38ab12b..897610e 100644
--- a/src/egl/main/egldevice.c
+++ b/src/egl/main/egldevice.c
@@ -198,6 +198,26 @@ out:
    return dev;
 }
 
+#ifdef HAVE_LIBDRM
+drmDevicePtr
+_eglDeviceDrm(_EGLDevice *dev)
+{
+   if (!dev)
+      return NULL;
+
+   return dev->device;
+}
+#endif
+
+_EGLDevice *
+_eglDeviceNext(_EGLDevice *dev)
+{
+   if (!dev)
+      return NULL;
+
+   return dev->Next;
+}
+
 EGLBoolean
 _eglDeviceSupports(_EGLDevice *dev, _EGLDeviceExtension ext)
 {
diff --git a/src/egl/main/egldevice.h b/src/egl/main/egldevice.h
index 5998ae6..6a91c13 100644
--- a/src/egl/main/egldevice.h
+++ b/src/egl/main/egldevice.h
@@ -30,6 +30,10 @@
 
 #include <stdbool.h>
 #include <stddef.h>
+#ifdef HAVE_LIBDRM
+#include <xf86drm.h>
+#endif
+
 #include "egltypedefs.h"
 
 #ifdef __cplusplus
@@ -64,6 +68,16 @@ enum _egl_device_extension {
 
 typedef enum _egl_device_extension _EGLDeviceExtension;
 
+#ifdef HAVE_LIBDRM
+drmDevicePtr
+_eglDeviceDrm(_EGLDevice *dev);
+#else
+#define _eglDeviceDrm(dev) NULL
+#endif
+
+_EGLDevice *
+_eglDeviceNext(_EGLDevice *dev);
+
 EGLBoolean
 _eglDeviceSupports(_EGLDevice *dev, _EGLDeviceExtension ext);
 
-- 
2.7.4