Use libdrm wrappers instead of using the ioctl directly

meson.build

@@ -963,7 +963,7 @@ if features['direct3d']
     sources += files('video/out/vo_direct3d.c')
 endif
 
-drm = dependency('libdrm', version: '>= 2.4.105', required: get_option('drm'))
+drm = dependency('libdrm', version: '>= 2.4.114', required: get_option('drm'))
 libdisplay_info = dependency('libdisplay-info', version: '>= 0.1.1', required: get_option('drm'))
 features += {'drm': drm.found() and libdisplay_info.found() and
              (features['vt.h'] or features['consio.h'] or features['wsdisplay-usl-io.h'])}

video/out/drm_common.h

@@ -82,7 +82,7 @@ struct framebuffer {
     uint32_t width;
     uint32_t height;
     uint32_t stride;
-    uint32_t size;
+    uint64_t size;
     uint32_t handle;
     uint8_t *map;
     uint32_t id;

video/out/drm_prime.c

@@ -113,7 +113,7 @@ void drm_prime_destroy_framebuffer(struct mp_log *log, int fd,
                                         framebuffer->gem_handles[i]);
             if (!drm_prime_get_handle_ref_count(handle_refs,
                                                 framebuffer->gem_handles[i])) {
-                drmIoctl(fd, DRM_IOCTL_GEM_CLOSE, &framebuffer->gem_handles[i]);
+                drmCloseBufferHandle(fd, framebuffer->gem_handles[i]);
             }
         }
     }

video/out/vo_drm.c

@@ -75,10 +75,7 @@ static void destroy_framebuffer(int fd, struct framebuffer *fb)
         drmModeRmFB(fd, fb->id);
     }
     if (fb->handle) {
-        struct drm_mode_destroy_dumb dreq = {
-            .handle = fb->handle,
-        };
-        drmIoctl(fd, DRM_IOCTL_MODE_DESTROY_DUMB, &dreq);
+        drmModeDestroyDumbBuffer(fd, fb->handle);
     }
 }
 
@@ -91,24 +88,13 @@ static struct framebuffer *setup_framebuffer(struct vo *vo)
     fb->width = drm->mode.mode.hdisplay;
     fb->height = drm->mode.mode.vdisplay;
     fb->fd = drm->fd;
-    fb->handle = 0;
 
-    // create dumb buffer
-    struct drm_mode_create_dumb creq = {
-        .width = fb->width,
-        .height = fb->height,
-        .bpp = BITS_PER_PIXEL,
-    };
-
-    if (drmIoctl(drm->fd, DRM_IOCTL_MODE_CREATE_DUMB, &creq) < 0) {
+    if (drmModeCreateDumbBuffer(drm->fd, fb->width, fb->height, BITS_PER_PIXEL, 0,
+                                &fb->handle, &fb->stride, &fb->size) < 0) {
         MP_ERR(vo, "Cannot create dumb buffer: %s\n", mp_strerror(errno));
         goto err;
     }
 
-    fb->stride = creq.pitch;
-    fb->size = creq.size;
-    fb->handle = creq.handle;
-
     // select format
     switch (drm->opts->drm_format) {
     case DRM_OPTS_FORMAT_XRGB2101010:
@@ -150,17 +136,15 @@ static struct framebuffer *setup_framebuffer(struct vo *vo)
     }
 
     // prepare buffer for memory mapping
-    struct drm_mode_map_dumb mreq = {
-        .handle = fb->handle,
-    };
-    if (drmIoctl(drm->fd, DRM_IOCTL_MODE_MAP_DUMB, &mreq)) {
+    uint64_t offset = 0;
+    if (drmModeMapDumbBuffer(drm->fd, fb->handle, &offset)) {
         MP_ERR(vo, "Cannot map dumb buffer: %s\n", mp_strerror(errno));
         goto err;
     }
 
     // perform actual memory mapping
     fb->map = mmap(0, fb->size, PROT_READ | PROT_WRITE, MAP_SHARED,
-                    drm->fd, mreq.offset);
+                    drm->fd, offset);
     if (fb->map == MAP_FAILED) {
         MP_ERR(vo, "Cannot map dumb buffer: %s\n", mp_strerror(errno));
         goto err;