diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/utils.c | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/src/utils.c b/src/utils.c index 0c57a4f..22b29af 100644 --- a/src/utils.c +++ b/src/utils.c @@ -4,8 +4,9 @@ #include <string.h> #include <stdio.h> #include <unistd.h> -#include <xf86drmMode.h> #include <fcntl.h> +#include <xf86drmMode.h> +#include <xf86drm.h> double clock_get_monotonic_seconds(void) { struct timespec ts; @@ -115,15 +116,32 @@ bool gsr_get_valid_card_path(char *output) { if(fd == -1) continue; - bool is_display_card = false; - drmModeResPtr resources = drmModeGetResources(fd); - if(resources) { - is_display_card = true; - drmModeFreeResources(resources); + drmSetClientCap(fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1); + + drmModePlaneResPtr planes = drmModeGetPlaneResources(fd); + if(!planes) { + close(fd); + continue; + } + + bool found_screen_card = false; + for(uint32_t i = 0; i < planes->count_planes; ++i) { + drmModePlanePtr plane = drmModeGetPlane(fd, planes->planes[i]); + if(!plane) + continue; + + if(plane->fb_id) + found_screen_card = true; + + drmModeFreePlane(plane); + + if(found_screen_card) + break; } + close(fd); - if(is_display_card) + if(found_screen_card) return true; } return false; |