vrend: move virgl_has_gl_colorspace to winsys

Move and rename it to vrend_winsys_has_gl_colorspace.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>

src/vrend_renderer.c

@@ -5996,7 +5996,7 @@ int vrend_renderer_init(struct vrend_if_cbs *cbs, uint32_t flags)
    init_features(gles ? 0 : gl_ver,
                  gles ? gl_ver : 0);
 
-   vrend_state.features[feat_srgb_write_control] &= virgl_has_gl_colorspace();
+   vrend_state.features[feat_srgb_write_control] &= vrend_winsys_has_gl_colorspace();
 
    glGetIntegerv(GL_MAX_DRAW_BUFFERS, (GLint *) &vrend_state.max_draw_buffers);
 
@@ -10412,18 +10412,6 @@ void vrend_print_context_name(const struct vrend_context *ctx)
       vrend_printf("HOST: ");
 }
 
-int virgl_has_gl_colorspace(void)
-{
-   bool egl_colorspace = false;
-#ifdef HAVE_EPOXY_EGL_H
-   if (egl)
-      egl_colorspace = virgl_has_egl_khr_gl_colorspace(egl);
-#endif
-   return use_context == CONTEXT_NONE ||
-         use_context == CONTEXT_GLX ||
-         (use_context == CONTEXT_EGL && egl_colorspace);
-}
-
 
 void vrend_renderer_destroy_sub_ctx(struct vrend_context *ctx, int sub_ctx_id)
 {

src/vrend_renderer.h

@@ -468,8 +468,6 @@ unsigned vrend_context_has_debug_flag(const struct vrend_context *ctx,
 unsigned vrend_renderer_query_multisample_caps(unsigned max_samples,
                                                struct virgl_caps_v2 *caps);
 
-int virgl_has_gl_colorspace(void);
-
 struct gl_version {
    uint32_t major;
    uint32_t minor;

src/vrend_winsys.c

@@ -36,3 +36,15 @@ struct virgl_gbm *gbm = NULL;
 #ifdef HAVE_EPOXY_GLX_H
 struct virgl_glx *glx_info = NULL;
 #endif
+
+int vrend_winsys_has_gl_colorspace(void)
+{
+   bool egl_colorspace = false;
+#ifdef HAVE_EPOXY_EGL_H
+   if (egl)
+      egl_colorspace = virgl_has_egl_khr_gl_colorspace(egl);
+#endif
+   return use_context == CONTEXT_NONE ||
+         use_context == CONTEXT_GLX ||
+         (use_context == CONTEXT_EGL && egl_colorspace);
+}

src/vrend_winsys.h

@@ -53,4 +53,6 @@ extern struct virgl_gbm *gbm;
 extern struct virgl_glx *glx_info;
 #endif
 
+int vrend_winsys_has_gl_colorspace(void);
+
 #endif /* VREND_WINSYS_H */