gallium/stapi: move setting GL versions to the state tracker

All flags are set for st/mesa, so the state tracker doesn't have to check
them.

Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>

4 files changed, 39 insertions, 12 deletions

diff --git a/src/gallium/include/state_tracker/st_api.h b/src/gallium/include/state_tracker/st_api.h
index 46f0436..4e56333 100644
--- a/src/gallium/include/state_tracker/st_api.h
+++ b/src/gallium/include/state_tracker/st_api.h
@@ -486,6 +486,16 @@ struct st_api
    void (*destroy)(struct st_api *stapi);
 
    /**
+    * Query supported OpenGL versions. (if applicable)
+    * The format is (major*10+minor).
+    */
+   void (*query_versions)(struct st_api *stapi, struct st_manager *sm,
+                          int *gl_core_version,
+                          int *gl_compat_version,
+                          int *gl_es1_version,
+                          int *gl_es2_version);
+
+   /**
     * Return an API entry point.
     *
     * For GL this is the same as _glapi_get_proc_address.
diff --git a/src/gallium/state_trackers/dri/dri_screen.c b/src/gallium/state_trackers/dri/dri_screen.c
index b639f9f..697ebee 100644
--- a/src/gallium/state_trackers/dri/dri_screen.c
+++ b/src/gallium/state_trackers/dri/dri_screen.c
@@ -455,18 +455,11 @@ dri_init_screen_helper(struct dri_screen *screen,
 
    dri_postprocessing_init(screen);
 
-   /* gallium drivers don't declare what version of GL they support, so we
-    * check the computed Mesa context version after context creation and fail
-    * out then.
-    */
-   if (screen->st_api->profile_mask & ST_PROFILE_DEFAULT_MASK)
-      screen->sPriv->max_gl_compat_version = 30;
-   if (screen->st_api->profile_mask & ST_PROFILE_OPENGL_CORE_MASK)
-      screen->sPriv->max_gl_core_version = 33;
-   if (screen->st_api->profile_mask & ST_PROFILE_OPENGL_ES1_MASK)
-      screen->sPriv->max_gl_es1_version = 11;
-   if (screen->st_api->profile_mask & ST_PROFILE_OPENGL_ES2_MASK)
-      screen->sPriv->max_gl_es2_version = 30;
+   screen->st_api->query_versions(screen->st_api, &screen->base,
+                                  &screen->sPriv->max_gl_core_version,
+                                  &screen->sPriv->max_gl_compat_version,
+                                  &screen->sPriv->max_gl_es1_version,
+                                  &screen->sPriv->max_gl_es2_version);
 
    return dri_fill_in_modes(screen);
 }
diff --git a/src/gallium/state_trackers/vega/vg_manager.c b/src/gallium/state_trackers/vega/vg_manager.c
index 2c43d76..2894428 100644
--- a/src/gallium/state_trackers/vega/vg_manager.c
+++ b/src/gallium/state_trackers/vega/vg_manager.c
@@ -369,12 +369,22 @@ vg_api_destroy(struct st_api *stapi)
 {
 }
 
+static void
+vg_api_query_versions(struct st_api *stapi, struct st_manager *sm,
+                      int *gl_core_version,
+                      int *gl_compat_version,
+                      int *gl_es1_version,
+                      int *gl_es2_version)
+{
+}
+
 static const struct st_api vg_api = {
    "Vega " PACKAGE_VERSION,
    ST_API_OPENVG,
    ST_PROFILE_DEFAULT_MASK,
    0,
    vg_api_destroy,
+   vg_api_query_versions,
    vg_api_get_proc_address,
    vg_api_create_context,
    vg_api_make_current,
diff --git a/src/mesa/state_tracker/st_manager.c b/src/mesa/state_tracker/st_manager.c
index 706af7f..dd9597b 100644
--- a/src/mesa/state_tracker/st_manager.c
+++ b/src/mesa/state_tracker/st_manager.c
@@ -910,6 +910,19 @@ st_manager_add_color_renderbuffer(struct st_context *st,
    return TRUE;
 }
 
+static void
+st_api_query_versions(struct st_api *stapi, struct st_manager *sm,
+                      int *gl_core_version,
+                      int *gl_compat_version,
+                      int *gl_es1_version,
+                      int *gl_es2_version)
+{
+   *gl_core_version = 33;
+   *gl_compat_version = 30;
+   *gl_es1_version = 11;
+   *gl_es2_version = 30;
+}
+
 static const struct st_api st_gl_api = {
    "Mesa " PACKAGE_VERSION,
    ST_API_OPENGL,
@@ -920,6 +933,7 @@ static const struct st_api st_gl_api = {
    0,
    ST_API_FEATURE_MS_VISUALS_MASK,
    st_api_destroy,
+   st_api_query_versions,
    st_api_get_proc_address,
    st_api_create_context,
    st_api_make_current,