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kmsdrm: sync the display's current mode with what's set in KMSDRM_CreateSurfaces

This commit is contained in:
Anthony Pesch 2021-06-23 00:21:31 -04:00 committed by Sam Lantinga
parent d031a24e00
commit 98bda39186
1 changed files with 10 additions and 1 deletions
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11
src/video/kmsdrm/SDL_kmsdrmvideo.c
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@ -943,7 +943,8 @@ KMSDRM_CreateSurfaces(_THIS, SDL_Window * window)
{
SDL_VideoData *viddata = ((SDL_VideoData *)_this->driverdata);
SDL_WindowData *windata = (SDL_WindowData *)window->driverdata;
SDL_DisplayData *dispdata = (SDL_DisplayData *)SDL_GetDisplayForWindow(window)->driverdata;
SDL_VideoDisplay *display = SDL_GetDisplayForWindow(window);
SDL_DisplayData *dispdata = (SDL_DisplayData *)display->driverdata;
uint32_t surface_fmt = GBM_FORMAT_ARGB8888;
uint32_t surface_flags = GBM_BO_USE_SCANOUT | GBM_BO_USE_RENDERING;
@ -963,8 +964,16 @@ KMSDRM_CreateSurfaces(_THIS, SDL_Window * window)
"GBM surface format not supported. Trying anyway.");
}
/* The KMSDRM backend doesn't always set the mode the higher-level code in
SDL_video.c expects. Hulk-smash the display's current_mode to keep the
mode that's set in sync with what SDL_video.c thinks is set */
KMSDRM_GetModeToSet(window, &dispdata->mode);
display->current_mode.w = dispdata->mode.hdisplay;
display->current_mode.h = dispdata->mode.vdisplay;
display->current_mode.refresh_rate = dispdata->mode.vrefresh;
display->current_mode.format = SDL_PIXELFORMAT_ARGB8888;
windata->gs = KMSDRM_gbm_surface_create(viddata->gbm_dev,
dispdata->mode.hdisplay, dispdata->mode.vdisplay,
surface_fmt, surface_flags);