Rename the gbm device struct from gbm to gbm_dev for better readabilty.

src/video/kmsdrm/SDL_kmsdrmmouse.c

@@ -90,7 +90,7 @@ KMSDRM_CreateCursor(SDL_Surface * surface, int hot_x, int hot_y)
     SDL_assert(surface->format->format == SDL_PIXELFORMAT_ARGB8888);
     SDL_assert(surface->pitch == surface->w * 4);
 
-    if (!KMSDRM_gbm_device_is_format_supported(viddata->gbm, GBM_FORMAT_ARGB8888, GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE)) {
+    if (!KMSDRM_gbm_device_is_format_supported(viddata->gbm_dev, GBM_FORMAT_ARGB8888, GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE)) {
         printf("Unsupported pixel format for cursor\n");
         return NULL;
     }
@@ -124,7 +124,7 @@ KMSDRM_CreateCursor(SDL_Surface * surface, int hot_x, int hot_y)
     curdata->w = usable_cursor_w;
     curdata->h = usable_cursor_h;
 
-    curdata->bo = KMSDRM_gbm_bo_create(viddata->gbm, usable_cursor_w, usable_cursor_h, GBM_FORMAT_ARGB8888,
+    curdata->bo = KMSDRM_gbm_bo_create(viddata->gbm_dev, usable_cursor_w, usable_cursor_h, GBM_FORMAT_ARGB8888,
                                        GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE);
 
     if (!curdata->bo) {

src/video/kmsdrm/SDL_kmsdrmopengles.c

@@ -35,7 +35,7 @@
 
 int
 KMSDRM_GLES_LoadLibrary(_THIS, const char *path) {
-    NativeDisplayType display = (NativeDisplayType)((SDL_VideoData *)_this->driverdata)->gbm;
+    NativeDisplayType display = (NativeDisplayType)((SDL_VideoData *)_this->driverdata)->gbm_dev;
     return SDL_EGL_LoadLibrary(_this, path, display, EGL_PLATFORM_GBM_MESA);
 }
 

src/video/kmsdrm/SDL_kmsdrmvideo.c

@@ -421,7 +421,7 @@ KMSDRM_CreateSurfaces(_THIS, SDL_Window * window)
     EGLContext egl_context;
 #endif
 
-    if (!KMSDRM_gbm_device_is_format_supported(viddata->gbm, surface_fmt, surface_flags)) {
+    if (!KMSDRM_gbm_device_is_format_supported(viddata->gbm_dev, surface_fmt, surface_flags)) {
         SDL_LogWarn(SDL_LOG_CATEGORY_VIDEO, "GBM surface format not supported. Trying anyway.");
     }
 
@@ -432,7 +432,7 @@ KMSDRM_CreateSurfaces(_THIS, SDL_Window * window)
 
     KMSDRM_DestroySurfaces(_this, window);
 
-    windata->gs = KMSDRM_gbm_surface_create(viddata->gbm, width, height, surface_fmt, surface_flags);
+    windata->gs = KMSDRM_gbm_surface_create(viddata->gbm_dev, width, height, surface_fmt, surface_flags);
 
     if (!windata->gs) {
         return SDL_SetError("Could not create GBM surface");
@@ -489,8 +489,8 @@ KMSDRM_VideoInit(_THIS)
 
     SDL_LogDebug(SDL_LOG_CATEGORY_VIDEO, "Opened DRM FD (%d)", viddata->drm_fd);
 
-    viddata->gbm = KMSDRM_gbm_create_device(viddata->drm_fd);
-    if (!viddata->gbm) {
+    viddata->gbm_dev = KMSDRM_gbm_create_device(viddata->drm_fd);
+    if (!viddata->gbm_dev) {
         ret = SDL_SetError("Couldn't create gbm device.");
         goto cleanup;
     }
@@ -663,9 +663,9 @@ cleanup:
             KMSDRM_drmModeFreeCrtc(dispdata->saved_crtc);
             dispdata->saved_crtc = NULL;
         }
-        if (viddata->gbm) {
-            KMSDRM_gbm_device_destroy(viddata->gbm);
-            viddata->gbm = NULL;
+        if (viddata->gbm_dev) {
+            KMSDRM_gbm_device_destroy(viddata->gbm_dev);
+            viddata->gbm_dev = NULL;
         }
         if (viddata->drm_fd >= 0) {
             close(viddata->drm_fd);
@@ -714,9 +714,9 @@ KMSDRM_VideoQuit(_THIS)
         KMSDRM_drmModeFreeCrtc(dispdata->saved_crtc);
         dispdata->saved_crtc = NULL;
     }
-    if (viddata->gbm) {
-        KMSDRM_gbm_device_destroy(viddata->gbm);
-        viddata->gbm = NULL;
+    if (viddata->gbm_dev) {
+        KMSDRM_gbm_device_destroy(viddata->gbm_dev);
+        viddata->gbm_dev = NULL;
     }
     if (viddata->drm_fd >= 0) {
         close(viddata->drm_fd);

src/video/kmsdrm/SDL_kmsdrmvideo.h

@@ -39,7 +39,7 @@ typedef struct SDL_VideoData
 {
     int devindex;               /* device index that was passed on creation */
     int drm_fd;                 /* DRM file desc */
-    struct gbm_device *gbm;
+    struct gbm_device *gbm_dev;
 
     SDL_Window **windows;
     int max_windows;