RPI4: Improve DRM card check #1723

This commit is contained in:
Ray 2021-04-22 21:01:48 +02:00
parent 9a0accddb8
commit 03815ec4fe

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@ -3810,7 +3810,7 @@ static bool InitGraphicsDevice(int width, int height)
#else
TRACELOG(LOG_INFO, "DISPLAY: No graphic card set, trying card1");
CORE.Window.fd = open("/dev/dri/card1", O_RDWR); // VideoCore VI (Raspberry Pi 4)
if (-1 == CORE.Window.fd)
if ((-1 == CORE.Window.fd) || (drmModeGetResources(CORE.Window.fd) == NULL))
{
TRACELOG(LOG_INFO, "DISPLAY: Failed to open graphic card1, trying card0");
CORE.Window.fd = open("/dev/dri/card0", O_RDWR); // VideoCore IV (Raspberry Pi 1-3)