st/egl: Use profiles to create OpenGL ES contexts.

Replace all uses of ST_API_OPENGL_ES{1,2} by profiles.  Having 3
st_api's to provide OpenGL, OpenGL ES 1.1, and OpenGL ES 2.0 is not a
sane abstraction, since all of them share glapi for current
context/dispatch management.

10 files changed, 92 insertions, 189 deletions

diff --git a/src/gallium/state_trackers/egl/common/egl_g3d.c b/src/gallium/state_trackers/egl/common/egl_g3d.c
index 4e653bdf3b2..33a838fb798 100644
--- a/src/gallium/state_trackers/egl/common/egl_g3d.c
+++ b/src/gallium/state_trackers/egl/common/egl_g3d.c
@@ -502,13 +502,13 @@ egl_g3d_initialize(_EGLDriver *drv, _EGLDisplay *dpy,
       goto fail;
    }
 
-   if (gdpy->loader->api_mask & (1 << ST_API_OPENGL))
+   if (gdpy->loader->profile_masks[ST_API_OPENGL] & ST_PROFILE_DEFAULT_MASK)
       dpy->ClientAPIsMask |= EGL_OPENGL_BIT;
-   if (gdpy->loader->api_mask & (1 << ST_API_OPENGL_ES1))
+   if (gdpy->loader->profile_masks[ST_API_OPENGL] & ST_PROFILE_OPENGL_ES1_MASK)
       dpy->ClientAPIsMask |= EGL_OPENGL_ES_BIT;
-   if (gdpy->loader->api_mask & (1 << ST_API_OPENGL_ES2))
+   if (gdpy->loader->profile_masks[ST_API_OPENGL] & ST_PROFILE_OPENGL_ES2_MASK)
       dpy->ClientAPIsMask |= EGL_OPENGL_ES2_BIT;
-   if (gdpy->loader->api_mask & (1 << ST_API_OPENVG))
+   if (gdpy->loader->profile_masks[ST_API_OPENVG] & ST_PROFILE_DEFAULT_MASK)
       dpy->ClientAPIsMask |= EGL_OPENVG_BIT;
 
    gdpy->smapi = egl_g3d_create_st_manager(dpy);
@@ -567,7 +567,7 @@ egl_g3d_get_proc_address(_EGLDriver *drv, const char *procname)
    if (procname && procname[0] == 'v' && procname[1] == 'g')
       stapi = gdrv->loader->get_st_api(ST_API_OPENVG);
    else if (procname && procname[0] == 'g' && procname[1] == 'l')
-      stapi = gdrv->loader->guess_gl_api();
+      stapi = gdrv->loader->get_st_api(ST_API_OPENGL);
 
    return (_EGLProc) ((stapi) ?
          stapi->get_proc_address(stapi, procname) : NULL);
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_api.c b/src/gallium/state_trackers/egl/common/egl_g3d_api.c
index cda46b8c301..c0164daf9c1 100644
--- a/src/gallium/state_trackers/egl/common/egl_g3d_api.c
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_api.c
@@ -47,16 +47,21 @@ egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx,
                   enum st_profile_type *profile)
 {
    struct egl_g3d_driver *gdrv = egl_g3d_driver(drv);
-   EGLint idx = -1;
+   struct st_api *stapi;
+   EGLint api = -1;
+
+   *profile = ST_PROFILE_DEFAULT;
 
    switch (ctx->ClientAPI) {
    case EGL_OPENGL_ES_API:
       switch (ctx->ClientVersion) {
       case 1:
-         idx = ST_API_OPENGL_ES1;
+         api = ST_API_OPENGL;
+         *profile = ST_PROFILE_OPENGL_ES1;
          break;
       case 2:
-         idx = ST_API_OPENGL_ES2;
+         api = ST_API_OPENGL;
+         *profile = ST_PROFILE_OPENGL_ES2;
          break;
       default:
          _eglLog(_EGL_WARNING, "unknown client version %d",
@@ -65,29 +70,31 @@ egl_g3d_choose_st(_EGLDriver *drv, _EGLContext *ctx,
       }
       break;
    case EGL_OPENVG_API:
-      idx = ST_API_OPENVG;
+      api = ST_API_OPENVG;
       break;
    case EGL_OPENGL_API:
-      idx = ST_API_OPENGL;
+      api = ST_API_OPENGL;
       break;
    default:
       _eglLog(_EGL_WARNING, "unknown client API 0x%04x", ctx->ClientAPI);
       break;
    }
 
-   switch (idx) {
-   case ST_API_OPENGL_ES1:
-      *profile = ST_PROFILE_OPENGL_ES1;
+   switch (api) {
+   case ST_API_OPENGL:
+      stapi = gdrv->loader->guess_gl_api(*profile);
       break;
-   case ST_API_OPENGL_ES2:
-      *profile = ST_PROFILE_OPENGL_ES2;
+   case ST_API_OPENVG:
+      stapi = gdrv->loader->get_st_api(api);
       break;
    default:
-      *profile = ST_PROFILE_DEFAULT;
+      stapi = NULL;
       break;
    }
+   if (stapi && !(stapi->profile_mask & (1 << *profile)))
+      stapi = NULL;
 
-   return (idx >= 0) ? gdrv->loader->get_st_api(idx) : NULL;
+   return stapi;
 }
 
 static _EGLContext *
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_loader.h b/src/gallium/state_trackers/egl/common/egl_g3d_loader.h
index c9141f8ad4e..78bfe2131ef 100644
--- a/src/gallium/state_trackers/egl/common/egl_g3d_loader.h
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_loader.h
@@ -37,9 +37,9 @@ struct pipe_screen;
 struct sw_winsys;
 
 struct egl_g3d_loader {
-   uint api_mask;
+   uint profile_masks[ST_API_COUNT];
    struct st_api *(*get_st_api)(enum st_api_type api);
-   struct st_api *(*guess_gl_api)(void);
+   struct st_api *(*guess_gl_api)(enum st_profile_type profile);
 
    struct pipe_screen *(*create_drm_screen)(const char *name, int fd);
    struct pipe_screen *(*create_sw_screen)(struct sw_winsys *ws);
diff --git a/src/gallium/state_trackers/egl/common/egl_g3d_st.h b/src/gallium/state_trackers/egl/common/egl_g3d_st.h
index aa25cc042d7..1f9f07895b4 100644
--- a/src/gallium/state_trackers/egl/common/egl_g3d_st.h
+++ b/src/gallium/state_trackers/egl/common/egl_g3d_st.h
@@ -45,33 +45,4 @@ egl_g3d_create_st_framebuffer(_EGLSurface *surf);
 void
 egl_g3d_destroy_st_framebuffer(struct st_framebuffer_iface *stfbi);
 
-/**
- * Return the EGL_<api>_BIT of the st api.
- */
-static INLINE int
-egl_g3d_st_api_bit(enum st_api_type api)
-{
-   int bit;
-
-   switch (api) {
-   case ST_API_OPENGL:
-      bit = EGL_OPENGL_BIT;
-      break;
-   case ST_API_OPENGL_ES1:
-      bit = EGL_OPENGL_ES_BIT;
-      break;
-   case ST_API_OPENGL_ES2:
-      bit = EGL_OPENGL_ES2_BIT;
-      break;
-   case ST_API_OPENVG:
-      bit = EGL_OPENVG_BIT;
-      break;
-   default:
-      bit = 0;
-      break;
-   }
-
-   return bit;
-}
-
 #endif /* _EGL_G3D_ST_H_ */
diff --git a/src/gallium/targets/egl-gdi/egl-static.c b/src/gallium/targets/egl-gdi/egl-static.c
index 4655d791170..da6e5ce3396 100644
--- a/src/gallium/targets/egl-gdi/egl-static.c
+++ b/src/gallium/targets/egl-gdi/egl-static.c
@@ -35,27 +35,6 @@
 
 static struct st_api *stapis[ST_API_COUNT];
 
-static uint
-get_api_mask(void)
-{
-   uint api_mask = 0x0;
-
-#if FEATURE_GL
-   api_mask |= 1 << ST_API_OPENGL;
-#endif
-#if FEATURE_ES1
-   api_mask |= 1 << ST_API_OPENGL_ES1;
-#endif
-#if FEATURE_ES2
-   api_mask |= 1 << ST_API_OPENGL_ES2;
-#endif
-#if FEATURE_VG
-   api_mask |= 1 << ST_API_OPENVG;
-#endif
-
-   return api_mask;
-}
-
 static struct st_api *
 get_st_api(enum st_api_type api)
 {
@@ -66,28 +45,18 @@ get_st_api(enum st_api_type api)
       return stapi;
 
    switch (api) {
-#if FEATURE_GL
-      case ST_API_OPENGL:
-         stapi = st_gl_api_create();
-         break;
-#endif
-#if FEATURE_ES1
-      case ST_API_OPENGL_ES1:
-         stapi = st_gl_api_create_es1();
-         break;
-#endif
-#if FEATURE_ES2
-      case ST_API_OPENGL_ES2:
-         stapi = st_gl_api_create_es2();
-         break;
+#if FEATURE_GL || FEATURE_ES1 || FEATURE_ES2
+   case ST_API_OPENGL:
+      stapi = st_gl_api_create();
+      break;
 #endif
 #if FEATURE_VG
-      case ST_API_OPENVG:
-         stapi = (struct st_api *) vg_api_get();
-         break;
+   case ST_API_OPENVG:
+      stapi = (struct st_api *) vg_api_get();
+      break;
 #endif
-      default:
-         break;
+   default:
+      break;
    }
 
    stapis[api] = stapi;
@@ -96,27 +65,9 @@ get_st_api(enum st_api_type api)
 }
 
 static struct st_api *
-guess_gl_api(void)
+guess_gl_api(enum st_profile_type profile)
 {
-   struct st_api *stapi = NULL;
-
-#if FEATURE_GL
-   stapi = get_st_api(ST_API_OPENGL);
-   if (stapi)
-      return stapi;
-#endif
-#if FEATURE_ES1
-   stapi = get_st_api(ST_API_OPENGL_ES1);
-   if (stapi)
-      return stapi;
-#endif
-#if FEATURE_ES2
-   stapi = get_st_api(ST_API_OPENGL_ES2);
-   if (stapi)
-      return stapi;
-#endif
-
-   return stapi;
+   return get_st_api(ST_API_OPENGL);
 }
 
 static struct pipe_screen *
@@ -140,10 +91,19 @@ create_sw_screen(struct sw_winsys *ws)
 static void
 init_loader(struct egl_g3d_loader *loader)
 {
-   if (loader->api_mask)
-      return;
+#if FEATURE_GL
+   loader->profile_masks[ST_API_OPENGL] |= ST_PROFILE_DEFAULT_MASK;
+#endif
+#if FEATURE_ES1
+   loader->profile_masks[ST_API_OPENGL] |= ST_PROFILE_OPENGL_ES1_MASK;
+#endif
+#if FEATURE_ES2
+   loader->profile_masks[ST_API_OPENGL] |= ST_PROFILE_OPENGL_ES2_MASK;
+#endif
+#if FEATURE_VG
+   loader->profile_masks[ST_API_OPENVG] |= ST_PROFILE_DEFAULT_MASK;
+#endif
 
-   loader->api_mask = get_api_mask();
    loader->get_st_api = get_st_api;
    loader->guess_gl_api = guess_gl_api;
    loader->create_drm_screen = create_drm_screen;
diff --git a/src/gallium/targets/egl/Makefile b/src/gallium/targets/egl/Makefile
index 2784fd0d100..78f72411996 100644
--- a/src/gallium/targets/egl/Makefile
+++ b/src/gallium/targets/egl/Makefile
@@ -126,7 +126,8 @@ endif
 
 # OpenGL state tracker
 GL_CPPFLAGS := -I$(TOP)/src/mesa $(API_DEFINES)
-GL_SYS := $(DRI_LIB_DEPS) -L$(TOP)/$(LIB_DIR) -l$(GL_LIB)
+# do not link to $(GL_LIB) as the it supports GLES too
+GL_SYS := $(DRI_LIB_DEPS)
 GL_LIBS := $(TOP)/src/mesa/libmesagallium.a
 
 # OpenGL ES 1.x state tracker
diff --git a/src/gallium/targets/egl/egl.c b/src/gallium/targets/egl/egl.c
index a573b212179..7c6bb58aecf 100644
--- a/src/gallium/targets/egl/egl.c
+++ b/src/gallium/targets/egl/egl.c
@@ -98,6 +98,8 @@ load_st_module(struct st_module *stmod,
 {
    struct st_api *(*create_api)(void);
 
+   _eglLog(_EGL_DEBUG, "searching for st module %s", name);
+
    stmod->name = loader_strdup(name);
    if (stmod->name)
       _eglSearchPathForEach(dlopen_st_module_cb, (void *) stmod);
@@ -187,7 +189,7 @@ load_pipe_module(struct pipe_module *pmod, const char *name)
 }
 
 static struct st_api *
-get_st_api(enum st_api_type api)
+get_st_api_full(enum st_api_type api, enum st_profile_type profile)
 {
    struct st_module *stmod = &st_modules[api];
    const char *names[8], *symbol;
@@ -199,17 +201,19 @@ get_st_api(enum st_api_type api)
    switch (api) {
    case ST_API_OPENGL:
       symbol = ST_CREATE_OPENGL_SYMBOL;
-      names[count++] = "GL";
-      break;
-   case ST_API_OPENGL_ES1:
-      symbol = ST_CREATE_OPENGL_ES1_SYMBOL;
-      names[count++] = "GLESv1_CM";
-      names[count++] = "GL";
-      break;
-   case ST_API_OPENGL_ES2:
-      symbol = ST_CREATE_OPENGL_ES2_SYMBOL;
-      names[count++] = "GLESv2";
-      names[count++] = "GL";
+      switch (profile) {
+      case ST_PROFILE_OPENGL_ES1:
+         names[count++] = "GLESv1_CM";
+         names[count++] = "GL";
+         break;
+      case ST_PROFILE_OPENGL_ES2:
+         names[count++] = "GLESv2";
+         names[count++] = "GL";
+         break;
+      default:
+         names[count++] = "GL";
+         break;
+      }
       break;
    case ST_API_OPENVG:
       symbol = ST_CREATE_OPENVG_SYMBOL;
@@ -230,7 +234,7 @@ get_st_api(enum st_api_type api)
    }
 
    if (!stmod->stapi) {
-      EGLint level = (egl_g3d_loader.api_mask & (1 << api)) ?
+      EGLint level = (egl_g3d_loader.profile_masks[api]) ?
          _EGL_WARNING : _EGL_DEBUG;
       _eglLog(level, "unable to load " ST_PREFIX "%s" UTIL_DL_EXT, names[0]);
    }
@@ -241,50 +245,31 @@ get_st_api(enum st_api_type api)
 }
 
 static struct st_api *
-guess_gl_api(void)
+get_st_api(enum st_api_type api)
 {
-   struct st_api *stapi;
-   int gl_apis[] = {
-      ST_API_OPENGL,
-      ST_API_OPENGL_ES1,
-      ST_API_OPENGL_ES2,
-      -1
-   };
-   int i, api = -1;
-
-   /* determine the api from the loaded libraries */
-   for (i = 0; gl_apis[i] != -1; i++) {
-      if (st_modules[gl_apis[i]].stapi) {
-         api = gl_apis[i];
-         break;
-      }
-   }
-   /* determine the api from the linked libraries */
-   if (api == -1) {
-      struct util_dl_library *self = util_dl_open(NULL);
+   enum st_profile_type profile = ST_PROFILE_DEFAULT;
 
+   /* determine the profile from the linked libraries */
+   if (api == ST_API_OPENGL) {
+      struct util_dl_library *self;
+
+      self = util_dl_open(NULL);
       if (self) {
-         if (util_dl_get_proc_address(self, "glColor4d"))
-            api = ST_API_OPENGL;
-         else if (util_dl_get_proc_address(self, "glColor4x"))
-            api = ST_API_OPENGL_ES1;
+         if (util_dl_get_proc_address(self, "glColor4x"))
+            profile = ST_PROFILE_OPENGL_ES1;
          else if (util_dl_get_proc_address(self, "glShaderBinary"))
-            api = ST_API_OPENGL_ES2;
+            profile = ST_PROFILE_OPENGL_ES2;
          util_dl_close(self);
       }
    }
 
-   stapi = (api != -1) ? get_st_api(api) : NULL;
-   if (!stapi) {
-      for (i = 0; gl_apis[i] != -1; i++) {
-         api = gl_apis[i];
-         stapi = get_st_api(api);
-         if (stapi)
-            break;
-      }
-   }
+   return get_st_api_full(api, profile);
+}
 
-   return stapi;
+static struct st_api *
+guess_gl_api(enum st_profile_type profile)
+{
+   return get_st_api_full(ST_API_OPENGL, profile);
 }
 
 static struct pipe_module *
@@ -333,23 +318,20 @@ create_sw_screen(struct sw_winsys *ws)
 static const struct egl_g3d_loader *
 loader_init(void)
 {
-   uint api_mask = 0x0;
-
    /* TODO detect at runtime? */
 #if FEATURE_GL
-   api_mask |= 1 << ST_API_OPENGL;
+   egl_g3d_loader.profile_masks[ST_API_OPENGL] |= ST_PROFILE_DEFAULT_MASK;
 #endif
 #if FEATURE_ES1
-   api_mask |= 1 << ST_API_OPENGL_ES1;
+   egl_g3d_loader.profile_masks[ST_API_OPENGL] |= ST_PROFILE_OPENGL_ES1_MASK;
 #endif
 #if FEATURE_ES2
-   api_mask |= 1 << ST_API_OPENGL_ES2;
+   egl_g3d_loader.profile_masks[ST_API_OPENGL] |= ST_PROFILE_OPENGL_ES2_MASK;
 #endif
 #if FEATURE_VG
-   api_mask |= 1 << ST_API_OPENVG;
+   egl_g3d_loader.profile_masks[ST_API_OPENVG] |= ST_PROFILE_DEFAULT_MASK;
 #endif
 
-   egl_g3d_loader.api_mask = api_mask;
    egl_g3d_loader.get_st_api = get_st_api;
    egl_g3d_loader.guess_gl_api = guess_gl_api;
    egl_g3d_loader.create_drm_screen = create_drm_screen;
diff --git a/src/gallium/targets/egl/st_GL.c b/src/gallium/targets/egl/st_GL.c
index 17b7bf9d481..69c8f7a83cf 100644
--- a/src/gallium/targets/egl/st_GL.c
+++ b/src/gallium/targets/egl/st_GL.c
@@ -1,26 +1,8 @@
 #include "state_tracker/st_gl_api.h"
 #include "state_tracker/st_api.h"
 
-#if FEATURE_GL
 PUBLIC struct st_api *
 st_api_create_OpenGL(void)
 {
    return st_gl_api_create();
 }
-#endif
-
-#if FEATURE_ES1
-PUBLIC struct st_api *
-st_api_create_OpenGL_ES1(void)
-{
-   return st_gl_api_create_es1();
-}
-#endif
-
-#if FEATURE_ES2
-PUBLIC struct st_api *
-st_api_create_OpenGL_ES2(void)
-{
-   return st_gl_api_create_es2();
-}
-#endif
diff --git a/src/gallium/targets/egl/st_GLESv1_CM.c b/src/gallium/targets/egl/st_GLESv1_CM.c
index c1652d5131a..016bb4e9d08 100644
--- a/src/gallium/targets/egl/st_GLESv1_CM.c
+++ b/src/gallium/targets/egl/st_GLESv1_CM.c
@@ -2,7 +2,7 @@
 #include "state_tracker/st_gl_api.h"
 
 PUBLIC struct st_api *
-st_api_create_OpenGL_ES1(void)
+st_api_create_OpenGL(void)
 {
-   return st_gl_api_create_es1();
+   return st_gl_api_create();
 }
diff --git a/src/gallium/targets/egl/st_GLESv2.c b/src/gallium/targets/egl/st_GLESv2.c
index 9c269890089..016bb4e9d08 100644
--- a/src/gallium/targets/egl/st_GLESv2.c
+++ b/src/gallium/targets/egl/st_GLESv2.c
@@ -2,7 +2,7 @@
 #include "state_tracker/st_gl_api.h"
 
 PUBLIC struct st_api *
-st_api_create_OpenGL_ES2(void)
+st_api_create_OpenGL(void)
 {
-   return st_gl_api_create_es2();
+   return st_gl_api_create();
 }