st/egl: Introduce native_platform.

Move native_get_name, native_create_probe, native_get_probe_result, and
native_create_display into struct native_platform, and add
native_get_platform to get a handle to the struct.

1 files changed, 23 insertions, 20 deletions

diff --git a/src/gallium/state_trackers/egl/kms/native_kms.c b/src/gallium/state_trackers/egl/kms/native_kms.c
index 09a08f32b3..8ee80996a4 100644
--- a/src/gallium/state_trackers/egl/kms/native_kms.c
+++ b/src/gallium/state_trackers/egl/kms/native_kms.c
@@ -768,37 +768,40 @@ kms_create_display(int fd, struct native_event_handler *event_handler)
    return &kdpy->base;
 }
 
-struct native_probe *
-native_create_probe(void *dpy)
+static struct native_display *
+native_create_display(void *dpy, struct native_event_handler *event_handler)
 {
-   return NULL;
-}
+   struct native_display *ndpy;
+   int fd;
 
-enum native_probe_result
-native_get_probe_result(struct native_probe *nprobe)
-{
-   return NATIVE_PROBE_UNKNOWN;
+   /* well, this makes fd 0 being ignored */
+   fd = (dpy) ? (int) pointer_to_intptr(dpy) : -1;
+   ndpy = kms_create_display(fd, event_handler);
+
+   return ndpy;
 }
 
-const char *
-native_get_name(void)
+static void
+kms_init_platform(struct native_platform *nplat)
 {
    static char kms_name[32];
 
+   if (nplat->name)
+      return;
 
    util_snprintf(kms_name, sizeof(kms_name), "KMS/%s", driver_descriptor.name);
 
-   return kms_name;
+   nplat->name = kms_name;
+   nplat->create_probe = NULL;
+   nplat->get_probe_result = NULL;
+   nplat->create_display = native_create_display;
 }
 
-struct native_display *
-native_create_display(void *dpy, struct native_event_handler *event_handler)
-{
-   struct native_display *ndpy = NULL;
-   int fd;
-
-   fd = (dpy != EGL_DEFAULT_DISPLAY) ? (int) pointer_to_intptr((void *) dpy) : -1;
-   ndpy = kms_create_display(fd, event_handler);
+static struct native_platform kms_platform;
 
-   return ndpy;
+const struct native_platform *
+native_get_platform(void)
+{
+   kms_init_platform(&kms_platform);
+   return &kms_platform;
 }