egl: Add EGL_WAYLAND_PLANE_WL attribute

This lets us specify the plane to create the image for for multiplanar
wl_buffers.

Signed-off-by: Kristian Høgsberg <[email protected]>

4 files changed, 30 insertions, 0 deletions

diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c
index b27aac16748..ffc404cc2d7 100644
--- a/src/egl/main/eglapi.c
+++ b/src/egl/main/eglapi.c
@@ -940,6 +940,7 @@ eglGetProcAddress(const char *procname)
 #ifdef EGL_WL_bind_wayland_display
       { "eglBindWaylandDisplayWL", (_EGLProc) eglBindWaylandDisplayWL },
       { "eglUnbindWaylandDisplayWL", (_EGLProc) eglUnbindWaylandDisplayWL },
+      { "eglQueryWaylandBufferWL", (_EGLProc) eglQueryWaylandBufferWL },
 #endif
       { "eglPostSubBufferNV", (_EGLProc) eglPostSubBufferNV },
       { NULL, NULL }
@@ -1540,6 +1541,25 @@ eglUnbindWaylandDisplayWL(EGLDisplay dpy, struct wl_display *display)
 
    RETURN_EGL_EVAL(disp, ret);
 }
+
+EGLBoolean EGLAPIENTRY
+eglQueryWaylandBufferWL(EGLDisplay dpy,struct wl_buffer *buffer,
+                        EGLint attribute, EGLint *value)
+{
+   _EGLDisplay *disp = _eglLockDisplay(dpy);
+   _EGLDriver *drv;
+   EGLBoolean ret;
+
+   _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv);
+   assert(disp->Extensions.WL_bind_wayland_display);
+
+   if (!buffer)
+      RETURN_EGL_ERROR(disp, EGL_BAD_PARAMETER, EGL_FALSE);
+
+   ret = drv->API.QueryWaylandBufferWL(drv, disp, buffer, attribute, value);
+
+   RETURN_EGL_EVAL(disp, ret);
+}
 #endif
 
 
diff --git a/src/egl/main/eglapi.h b/src/egl/main/eglapi.h
index 14085cb4d83..ec3ad7ec973 100644
--- a/src/egl/main/eglapi.h
+++ b/src/egl/main/eglapi.h
@@ -123,6 +123,7 @@ typedef EGLBoolean (*ExportDRMImageMESA_t)(_EGLDriver *drv, _EGLDisplay *disp, _
 struct wl_display;
 typedef EGLBoolean (*BindWaylandDisplayWL_t)(_EGLDriver *drv, _EGLDisplay *disp, struct wl_display *display);
 typedef EGLBoolean (*UnbindWaylandDisplayWL_t)(_EGLDriver *drv, _EGLDisplay *disp, struct wl_display *display);
+typedef EGLBoolean (*QueryWaylandBufferWL_t)(_EGLDriver *drv, _EGLDisplay *displ, struct wl_buffer *buffer, EGLint attribute, EGLint *value);
 #endif
 
 typedef EGLBoolean (*PostSubBufferNV_t)(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surface, EGLint x, EGLint y, EGLint width, EGLint height);
@@ -199,6 +200,7 @@ struct _egl_api
 #ifdef EGL_WL_bind_wayland_display
    BindWaylandDisplayWL_t BindWaylandDisplayWL;
    UnbindWaylandDisplayWL_t UnbindWaylandDisplayWL;
+   QueryWaylandBufferWL_t QueryWaylandBufferWL;
 #endif
 
    PostSubBufferNV_t PostSubBufferNV;
diff --git a/src/egl/main/eglimage.c b/src/egl/main/eglimage.c
index 1174d0aef1f..bfae709bb3c 100644
--- a/src/egl/main/eglimage.c
+++ b/src/egl/main/eglimage.c
@@ -88,6 +88,11 @@ _eglParseImageAttribList(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
          attrs->DRMBufferStrideMESA = val;
          break;
 
+      /* EGL_WL_bind_wayland_display */
+      case EGL_WAYLAND_PLANE_WL:
+         attrs->PlaneWL = val;
+         break;
+
       default:
          /* unknown attrs are ignored */
          break;
diff --git a/src/egl/main/eglimage.h b/src/egl/main/eglimage.h
index acb36aaeb18..9cc86d58b2d 100644
--- a/src/egl/main/eglimage.h
+++ b/src/egl/main/eglimage.h
@@ -50,6 +50,9 @@ struct _egl_image_attribs
    EGLint DRMBufferFormatMESA;
    EGLint DRMBufferUseMESA;
    EGLint DRMBufferStrideMESA;
+
+   /* EGL_WL_bind_wayland_display */
+   EGLint PlaneWL;
 };
 
 /**