egl: implement new functions from EGL_EXT_image_flush_external

Reviewed-by: Kristian H. Kristensen <[email protected]>
Reviewed-By: Tapani Pälli <[email protected]>

7 files changed, 106 insertions, 0 deletions

diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
index e9468dcf991..3015ad5ae14 100644
--- a/src/egl/drivers/dri2/egl_dri2.c
+++ b/src/egl/drivers/dri2/egl_dri2.c
@@ -801,6 +801,7 @@ dri2_setup_screen(_EGLDisplay *disp)
       }
 
       disp->Extensions.KHR_image_base = EGL_TRUE;
+      disp->Extensions.EXT_image_flush_external = EGL_TRUE;
       disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE;
       if (dri2_dpy->image->base.version >= 5 &&
           dri2_dpy->image->createImageFromTexture) {
@@ -3475,6 +3476,37 @@ dri2_interop_export_object(_EGLDisplay *disp, _EGLContext *ctx,
    return dri2_dpy->interop->export_object(dri2_ctx->dri_context, in, out);
 }
 
+static void
+dri2_image_flush_external(_EGLDisplay *disp, _EGLContext *ctx,
+                          _EGLImage *image)
+{
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+   struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
+   struct dri2_egl_image *dri2_img = dri2_egl_image(image);
+
+   if (dri2_dpy->image->base.version < 18)
+      return;
+
+   dri2_dpy->image->imageFlushExternal(dri2_ctx->dri_context,
+                                       dri2_img->dri_image, 0);
+}
+
+static void
+dri2_image_invalidate_external(_EGLDisplay *disp, _EGLContext *ctx,
+                               _EGLImage *image)
+{
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+   struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
+   struct dri2_egl_image *dri2_img = dri2_egl_image(image);
+
+   if (dri2_dpy->image->base.version < 18)
+      return;
+
+   dri2_dpy->image->imageInvalidateExternal(dri2_ctx->dri_context,
+                                            dri2_img->dri_image, 0);
+}
+
+
 /**
  * This is the main entrypoint into the driver, called by libEGL.
  * Gets an _EGLDriver object and init its dispatch table.
@@ -3533,4 +3565,6 @@ _eglInitDriver(_EGLDriver *dri2_drv)
    dri2_drv->API.GLInteropExportObject = dri2_interop_export_object;
    dri2_drv->API.DupNativeFenceFDANDROID = dri2_dup_native_fence_fd;
    dri2_drv->API.SetBlobCacheFuncsANDROID = dri2_set_blob_cache_funcs;
+   dri2_drv->API.ImageFlushExternal = dri2_image_flush_external;
+   dri2_drv->API.ImageInvalidateExternal = dri2_image_invalidate_external;
 }
diff --git a/src/egl/generate/egl.xml b/src/egl/generate/egl.xml
index 10e34242089..8194c7316c8 100644
--- a/src/egl/generate/egl.xml
+++ b/src/egl/generate/egl.xml
@@ -1795,6 +1795,18 @@
             <param><ptype>EGLint</ptype> <name>external_win_id</name></param>
             <param><ptype>EGLint</ptype> <name>policy</name></param>
         </command>
+        <command>
+            <proto><ptype>EGLBoolean</ptype> <name>eglImageFlushExternalEXT</name></proto>
+            <param><ptype>EGLDisplay</ptype> <name>dpy</name></param>
+            <param><ptype>EGLImageKHR</ptype> <name>image</name></param>
+            <param>const <ptype>EGLAttrib</ptype> *<name>attrib_list</name></param>
+        </command>
+        <command>
+            <proto><ptype>EGLBoolean</ptype> <name>eglImageInvalidateExternalEXT</name></proto>
+            <param><ptype>EGLDisplay</ptype> <name>dpy</name></param>
+            <param><ptype>EGLImageKHR</ptype> <name>image</name></param>
+            <param>const <ptype>EGLAttrib</ptype> *<name>attrib_list</name></param>
+        </command>
     </commands>
 
     <!-- SECTION: EGL API interface definitions. -->
diff --git a/src/egl/generate/eglFunctionList.py b/src/egl/generate/eglFunctionList.py
index 192280f58f0..2f533493037 100644
--- a/src/egl/generate/eglFunctionList.py
+++ b/src/egl/generate/eglFunctionList.py
@@ -213,5 +213,7 @@ EGL_FUNCTIONS = (
     _eglFunc("eglGetDisplayDriverName",              "display"),
     _eglFunc("eglGetDisplayDriverConfig",            "display"),
 
+    _eglFunc("eglImageFlushExternalEXT",             "display"),
+    _eglFunc("eglImageInvalidateExternalEXT",        "display"),
 )
 
diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c
index 51557be0864..68db0bd4cb9 100644
--- a/src/egl/main/eglapi.c
+++ b/src/egl/main/eglapi.c
@@ -499,6 +499,7 @@ _eglCreateExtensionsString(_EGLDisplay *disp)
    _EGL_CHECK_EXTENSION(EXT_create_context_robustness);
    _EGL_CHECK_EXTENSION(EXT_image_dma_buf_import);
    _EGL_CHECK_EXTENSION(EXT_image_dma_buf_import_modifiers);
+   _EGL_CHECK_EXTENSION(EXT_image_flush_external);
    _EGL_CHECK_EXTENSION(EXT_surface_CTA861_3_metadata);
    _EGL_CHECK_EXTENSION(EXT_surface_SMPTE2086_metadata);
    _EGL_CHECK_EXTENSION(EXT_swap_buffers_with_damage);
@@ -2747,6 +2748,55 @@ eglGetDisplayDriverName(EGLDisplay dpy)
     RETURN_EGL_EVAL(disp, ret);
 }
 
+static EGLBoolean EGLAPIENTRY
+eglImageFlushExternalEXT(EGLDisplay dpy, EGLImageKHR image,
+                         const EGLAttrib *attrib_list)
+{
+   _EGLDisplay *disp = _eglLockDisplay(dpy);
+   _EGLContext *ctx = _eglGetCurrentContext();
+   _EGLImage *img = _eglLookupImage(image, disp);
+   _EGLDriver *drv;
+
+   _EGL_FUNC_START(disp, EGL_OBJECT_IMAGE_KHR, img, EGL_FALSE);
+   _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv);
+
+   if (attrib_list && attrib_list[0] != EGL_NONE)
+      RETURN_EGL_ERROR(disp, EGL_BAD_PARAMETER, EGL_FALSE);
+
+   if (!ctx || !disp->Extensions.EXT_image_flush_external)
+      RETURN_EGL_EVAL(disp, EGL_FALSE);
+   if (!img)
+      RETURN_EGL_ERROR(disp, EGL_BAD_PARAMETER, EGL_FALSE);
+
+
+   drv->API.ImageFlushExternal(disp, ctx, img);
+   RETURN_EGL_EVAL(disp, EGL_TRUE);
+}
+
+static EGLBoolean EGLAPIENTRY
+eglImageInvalidateExternalEXT(EGLDisplay dpy, EGLImageKHR image,
+                              const EGLAttrib *attrib_list)
+{
+   _EGLDisplay *disp = _eglLockDisplay(dpy);
+   _EGLContext *ctx = _eglGetCurrentContext();
+   _EGLImage *img = _eglLookupImage(image, disp);
+   _EGLDriver *drv;
+
+   _EGL_FUNC_START(disp, EGL_OBJECT_IMAGE_KHR, img, EGL_FALSE);
+   _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv);
+
+   if (attrib_list && attrib_list[0] != EGL_NONE)
+      RETURN_EGL_ERROR(disp, EGL_BAD_PARAMETER, EGL_FALSE);
+
+   if (!ctx || !disp->Extensions.EXT_image_flush_external)
+      RETURN_EGL_EVAL(disp, EGL_FALSE);
+   if (!img)
+      RETURN_EGL_ERROR(disp, EGL_BAD_PARAMETER, EGL_FALSE);
+
+   drv->API.ImageInvalidateExternal(disp, ctx, img);
+   RETURN_EGL_EVAL(disp, EGL_TRUE);
+}
+
 __eglMustCastToProperFunctionPointerType EGLAPIENTRY
 eglGetProcAddress(const char *procname)
 {
diff --git a/src/egl/main/eglapi.h b/src/egl/main/eglapi.h
index 968f4b27725..76891dcd25b 100644
--- a/src/egl/main/eglapi.h
+++ b/src/egl/main/eglapi.h
@@ -189,6 +189,11 @@ struct _egl_api
    void (*SetBlobCacheFuncsANDROID) (_EGLDriver *drv, _EGLDisplay *disp,
                                      EGLSetBlobFuncANDROID set,
                                      EGLGetBlobFuncANDROID get);
+
+   void (*ImageFlushExternal)(_EGLDisplay *disp, _EGLContext *ctx,
+                              _EGLImage *image);
+   void (*ImageInvalidateExternal)(_EGLDisplay *disp, _EGLContext *ctx,
+                                   _EGLImage *image);
 };
 
 #ifdef __cplusplus
diff --git a/src/egl/main/egldisplay.h b/src/egl/main/egldisplay.h
index 02ac4fb9a9d..940b71e318e 100644
--- a/src/egl/main/egldisplay.h
+++ b/src/egl/main/egldisplay.h
@@ -105,6 +105,7 @@ struct _egl_extensions
    EGLBoolean EXT_create_context_robustness;
    EGLBoolean EXT_image_dma_buf_import;
    EGLBoolean EXT_image_dma_buf_import_modifiers;
+   EGLBoolean EXT_image_flush_external;
    EGLBoolean EXT_pixel_format_float;
    EGLBoolean EXT_surface_CTA861_3_metadata;
    EGLBoolean EXT_surface_SMPTE2086_metadata;
diff --git a/src/egl/main/eglentrypoint.h b/src/egl/main/eglentrypoint.h
index 44e971e023a..b708078f550 100644
--- a/src/egl/main/eglentrypoint.h
+++ b/src/egl/main/eglentrypoint.h
@@ -51,6 +51,8 @@ EGL_ENTRYPOINT(eglGetProcAddress)
 EGL_ENTRYPOINT(eglGetSyncAttrib)
 EGL_ENTRYPOINT(eglGetSyncAttribKHR)
 EGL_ENTRYPOINT(eglGetSyncValuesCHROMIUM)
+EGL_ENTRYPOINT(eglImageFlushExternalEXT)
+EGL_ENTRYPOINT(eglImageInvalidateExternalEXT)
 EGL_ENTRYPOINT(eglInitialize)
 EGL_ENTRYPOINT(eglLabelObjectKHR)
 EGL_ENTRYPOINT(eglMakeCurrent)