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backend/drm: make drm_fb_acquire return a FB ID

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This commit is contained in:
Simon Ser 2020-12-15 09:53:15 +01:00
parent d09abe86c1
commit 5ee8b12dc3
5 changed files with 36 additions and 44 deletions
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17
backend/drm/util.c
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@ -170,21 +170,7 @@ const char *conn_get_name(uint32_t type_id) {
}
}
static void free_fb(struct gbm_bo *bo, void *data) {
uint32_t id = (uintptr_t)data;
if (id) {
struct gbm_device *gbm = gbm_bo_get_device(bo);
drmModeRmFB(gbm_device_get_fd(gbm), id);
}
}
uint32_t get_fb_for_bo(struct gbm_bo *bo, bool with_modifiers) {
uint32_t id = (uintptr_t)gbm_bo_get_user_data(bo);
if (id) {
return id;
}
struct gbm_device *gbm = gbm_bo_get_device(bo);
int fd = gbm_device_get_fd(gbm);
@ -204,6 +190,7 @@ uint32_t get_fb_for_bo(struct gbm_bo *bo, bool with_modifiers) {
modifiers[i] = gbm_bo_get_modifier(bo);
}
uint32_t id = 0;
if (with_modifiers && gbm_bo_get_modifier(bo) != DRM_FORMAT_MOD_INVALID) {
if (drmModeAddFB2WithModifiers(fd, width, height, format, handles,
strides, offsets, modifiers, &id, DRM_MODE_FB_MODIFIERS)) {
@ -216,8 +203,6 @@ uint32_t get_fb_for_bo(struct gbm_bo *bo, bool with_modifiers) {
}
}
gbm_bo_set_user_data(bo, (void *)(uintptr_t)id, free_fb);
return id;
}