diff --git a/dlls/wined3d/arb_program_shader.c b/dlls/wined3d/arb_program_shader.c
index ca9d0e62291..e1bd3aa9aba 100644
--- a/dlls/wined3d/arb_program_shader.c
+++ b/dlls/wined3d/arb_program_shader.c
@@ -4624,13 +4624,12 @@ static void shader_arb_select(const struct wined3d_context *context, BOOL usePS,
 }
 
 /* GL locking is done by the caller */
-static void shader_arb_select_depth_blt(IWineD3DDevice *iface, enum tex_types tex_type, const SIZE *ds_mask_size)
+static void shader_arb_select_depth_blt(void *shader_priv, const struct wined3d_gl_info *gl_info,
+        enum tex_types tex_type, const SIZE *ds_mask_size)
 {
     const float mask[] = {0.0f, 0.0f, (float)ds_mask_size->cx, (float)ds_mask_size->cy};
-    IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
     BOOL masked = ds_mask_size->cx && ds_mask_size->cy;
-    struct shader_arb_priv *priv = This->shader_priv;
-    const struct wined3d_gl_info *gl_info = &This->adapter->gl_info;
+    struct shader_arb_priv *priv = shader_priv;
     GLuint *blt_fprogram;
 
     if (!priv->depth_blt_vprogram_id) priv->depth_blt_vprogram_id = create_arb_blt_vertex_program(gl_info);
diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index 2b1d5b18e0e..3a609e16c01 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -4622,13 +4622,11 @@ static void shader_glsl_select(const struct wined3d_context *context, BOOL usePS
 }
 
 /* GL locking is done by the caller */
-static void shader_glsl_select_depth_blt(IWineD3DDevice *iface,
+static void shader_glsl_select_depth_blt(void *shader_priv, const struct wined3d_gl_info *gl_info,
         enum tex_types tex_type, const SIZE *ds_mask_size)
 {
-    IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
-    const struct wined3d_gl_info *gl_info = &This->adapter->gl_info;
     BOOL masked = ds_mask_size->cx && ds_mask_size->cy;
-    struct shader_glsl_priv *priv = This->shader_priv;
+    struct shader_glsl_priv *priv = shader_priv;
     GLhandleARB *blt_program;
     GLint loc;
 
diff --git a/dlls/wined3d/shader.c b/dlls/wined3d/shader.c
index ffe66e86e05..8f4a72d281f 100644
--- a/dlls/wined3d/shader.c
+++ b/dlls/wined3d/shader.c
@@ -1510,7 +1510,8 @@ static void shader_cleanup(IWineD3DBaseShader *iface)
 
 static void shader_none_handle_instruction(const struct wined3d_shader_instruction *ins) {}
 static void shader_none_select(const struct wined3d_context *context, BOOL usePS, BOOL useVS) {}
-static void shader_none_select_depth_blt(IWineD3DDevice *iface, enum tex_types tex_type, const SIZE *ds_mask_size) {}
+static void shader_none_select_depth_blt(void *shader_priv, const struct wined3d_gl_info *gl_info,
+        enum tex_types tex_type, const SIZE *ds_mask_size) {}
 static void shader_none_deselect_depth_blt(IWineD3DDevice *iface) {}
 static void shader_none_update_float_vertex_constants(IWineD3DDevice *iface, UINT start, UINT count) {}
 static void shader_none_update_float_pixel_constants(IWineD3DDevice *iface, UINT start, UINT count) {}
diff --git a/dlls/wined3d/surface.c b/dlls/wined3d/surface.c
index 6399e634e46..f6b1a10e413 100644
--- a/dlls/wined3d/surface.c
+++ b/dlls/wined3d/surface.c
@@ -4102,8 +4102,8 @@ static void surface_depth_blt(IWineD3DSurfaceImpl *This, const struct wined3d_gl
         if (compare_mode != GL_NONE) glTexParameteri(info.bind_target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);
     }
 
-    device->shader_backend->shader_select_depth_blt((IWineD3DDevice *)device,
-            info.tex_type, &This->ds_current_size);
+    device->shader_backend->shader_select_depth_blt(device->shader_priv,
+            gl_info, info.tex_type, &This->ds_current_size);
 
     glBegin(GL_TRIANGLE_STRIP);
     glTexCoord3fv(info.coords[0]);
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index a1f2b708f56..d264dcec6a8 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -744,7 +744,8 @@ struct wined3d_state;
 typedef struct {
     void (*shader_handle_instruction)(const struct wined3d_shader_instruction *);
     void (*shader_select)(const struct wined3d_context *context, BOOL usePS, BOOL useVS);
-    void (*shader_select_depth_blt)(IWineD3DDevice *iface, enum tex_types tex_type, const SIZE *ds_mask_size);
+    void (*shader_select_depth_blt)(void *shader_priv, const struct wined3d_gl_info *gl_info,
+            enum tex_types tex_type, const SIZE *ds_mask_size);
     void (*shader_deselect_depth_blt)(IWineD3DDevice *iface);
     void (*shader_update_float_vertex_constants)(IWineD3DDevice *iface, UINT start, UINT count);
     void (*shader_update_float_pixel_constants)(IWineD3DDevice *iface, UINT start, UINT count);