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[DRM] Use a GFX card with connected monitors

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Subs 2022-10-13 17:02:26 +02:00 committed by Lukas Dürrenberger
parent 2503b00299
commit 1d12c56332
1 changed files with 25 additions and 1 deletions
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26
extlibs/headers/drm/drm-common.c vendored
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@ -170,6 +170,26 @@ static int get_resources(int fd, drmModeRes **resources)
return 0; return 0;
} }
static int has_monitor_connected(int fd, drmModeRes* resources)
{
int i;
drmModeConnector *connector;
for (i = 0; i < resources->count_connectors; i++)
{
connector = drmModeGetConnector(fd, resources->connectors[i]);
if (connector->connection == DRM_MODE_CONNECTED)
{
/* There is a monitor connected */
drmModeFreeConnector(connector);
connector = NULL;
return 1;
}
drmModeFreeConnector(connector);
connector = NULL;
}
return 0;
}
#define MAX_DRM_DEVICES 64 #define MAX_DRM_DEVICES 64
static int find_drm_device(drmModeRes **resources) static int find_drm_device(drmModeRes **resources)
@ -199,7 +219,11 @@ static int find_drm_device(drmModeRes **resources)
if (fd < 0) if (fd < 0)
continue; continue;
ret = get_resources(fd, resources); ret = get_resources(fd, resources);
if (!ret) if(getenv("SFML_DRM_DEBUG"))
{
printf("DRM device used: %d\n", i);
}
if(!ret && has_monitor_connected(fd, *resources) != 0)
break; break;
close(fd); close(fd);
fd = -1; fd = -1;