struct sp_bo *create_sp_bo(struct sp_dev *dev, uint32_t width, uint32_t height,
uint32_t depth, uint32_t bpp, uint32_t format, uint32_t flags)
{
int ret;
struct drm_mode_create_dumb cd;
struct sp_bo *bo;
memset(&cd, 0, sizeof(cd));
bo = calloc(1, sizeof(*bo));
if (!bo)
return NULL;
cd.height = height;
cd.width = width;
cd.bpp = bpp;
cd.flags = flags;
ret = drmIoctl(dev->fd, DRM_IOCTL_MODE_CREATE_DUMB, &cd);
if (ret) {
printf("failed to create sp_bo %d\n", ret);
goto err;
}
bo->dev = dev;
bo->width = width;
bo->height = height;
bo->depth = depth;
bo->bpp = bpp;
bo->format = format;
bo->flags = flags;
bo->handle = cd.handle;
bo->pitch = cd.pitch;
bo->size = cd.size;
ret = add_fb_sp_bo(bo, format);
if (ret) {
printf("failed to add fb ret=%d\n", ret);
goto err;
}
ret = map_sp_bo(bo);
if (ret) {
printf("failed to map bo ret=%d\n", ret);
goto err;
}
return bo;
err:
free_sp_bo(bo);
return NULL;
}
void destroy_sp_dev(struct sp_dev *dev) {
int i;
if (dev->planes) {
for (i = 0; i < dev->num_planes; i++) {
if (dev->planes[i].in_use)
put_sp_plane(&dev->planes[i]);
if (dev->planes[i].plane)
drmModeFreePlane(dev->planes[i].plane);
if (dev->planes[i].bo)
free_sp_bo(dev->planes[i].bo);
}
free(dev->planes);
}
if (dev->crtcs) {
for (i = 0; i < dev->num_crtcs; i++) {
if (dev->crtcs[i].crtc)
drmModeFreeCrtc(dev->crtcs[i].crtc);
if (dev->crtcs[i].scanout)
free_sp_bo(dev->crtcs[i].scanout);
}
free(dev->crtcs);
}
if (dev->encoders) {
for (i = 0; i < dev->num_encoders; i++) {
if (dev->encoders[i])
drmModeFreeEncoder(dev->encoders[i]);
}
free(dev->encoders);
}
if (dev->connectors) {
for (i = 0; i < dev->num_connectors; i++) {
if (dev->connectors[i])
drmModeFreeConnector(dev->connectors[i]);
}
free(dev->connectors);
}
close(dev->fd);
free(dev);
}
void put_sp_plane(struct sp_plane *plane) {
drmModePlanePtr p;
/* Get the latest plane information (most notably the crtc_id) */
p = drmModeGetPlane(plane->dev->fd, plane->plane->plane_id);
if (p)
plane->plane = p;
if (plane->plane->crtc_id)
drmModeSetPlane(plane->dev->fd, plane->plane->plane_id,
plane->plane->crtc_id, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0);
if (plane->bo) {
free_sp_bo(plane->bo);
plane->bo = NULL;
}
plane->in_use = 0;
}
