struct module *owner;
};
+int imx_drm_crtc_id(struct imx_drm_crtc *crtc)
+{
+ return crtc->pipe;
+}
+
static void imx_drm_driver_lastclose(struct drm_device *drm)
{
struct imx_drm_device *imxdrm = drm->dev_private;
struct imx_drm_crtc *imx_crtc;
struct imx_drm_crtc_helper_funcs *helper;
- mutex_lock(&imxdrm->mutex);
-
list_for_each_entry(imx_crtc, &imxdrm->crtc_list, list)
if (imx_crtc->crtc == crtc)
goto found;
- mutex_unlock(&imxdrm->mutex);
-
return -EINVAL;
found:
- mutex_unlock(&imxdrm->mutex);
-
helper = &imx_crtc->imx_drm_helper_funcs;
if (helper->set_interface_pix_fmt)
return helper->set_interface_pix_fmt(crtc,
imx_drm_crtc->imx_drm_helper_funcs.disable_vblank(imx_drm_crtc->crtc);
}
+static void imx_drm_driver_preclose(struct drm_device *drm,
+ struct drm_file *file)
+{
+ int i;
+
+ if (!file->is_master)
+ return;
+
+ for (i = 0; i < 4; i++)
+ imx_drm_disable_vblank(drm , i);
+}
+
static const struct file_operations imx_drm_driver_fops = {
.owner = THIS_MODULE,
.open = drm_open,
struct imx_drm_crtc *imx_crtc;
int i = 0;
- mutex_lock(&imxdrm->mutex);
-
list_for_each_entry(imx_crtc, &imxdrm->crtc_list, list) {
if (imx_crtc->crtc == crtc)
goto found;
i++;
}
- mutex_unlock(&imxdrm->mutex);
-
return -EINVAL;
found:
- mutex_unlock(&imxdrm->mutex);
-
return i;
}
EXPORT_SYMBOL_GPL(imx_drm_encoder_get_mux_id);
};
static struct drm_driver imx_drm_driver = {
- .driver_features = DRIVER_MODESET | DRIVER_GEM,
+ .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME,
.load = imx_drm_driver_load,
.unload = imx_drm_driver_unload,
.lastclose = imx_drm_driver_lastclose,
+ .preclose = imx_drm_driver_preclose,
.gem_free_object = drm_gem_cma_free_object,
.gem_vm_ops = &drm_gem_cma_vm_ops,
.dumb_create = drm_gem_cma_dumb_create,
.dumb_map_offset = drm_gem_cma_dumb_map_offset,
.dumb_destroy = drm_gem_dumb_destroy,
+ .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
+ .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
+ .gem_prime_import = drm_gem_prime_import,
+ .gem_prime_export = drm_gem_prime_export,
+ .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table,
+ .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table,
+ .gem_prime_vmap = drm_gem_cma_prime_vmap,
+ .gem_prime_vunmap = drm_gem_cma_prime_vunmap,
+ .gem_prime_mmap = drm_gem_cma_prime_mmap,
.get_vblank_counter = drm_vblank_count,
.enable_vblank = imx_drm_enable_vblank,
.disable_vblank = imx_drm_disable_vblank,
static int imx_drm_platform_probe(struct platform_device *pdev)
{
+ int ret;
+
+ ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ if (ret)
+ return ret;
+
imx_drm_device->dev = &pdev->dev;
return drm_platform_init(&imx_drm_driver, pdev);
INIT_LIST_HEAD(&imx_drm_device->encoder_list);
imx_drm_pdev = platform_device_register_simple("imx-drm", -1, NULL, 0);
- if (!imx_drm_pdev) {
- ret = -EINVAL;
+ if (IS_ERR(imx_drm_pdev)) {
+ ret = PTR_ERR(imx_drm_pdev);
goto err_pdev;
}
- imx_drm_pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32),
-
ret = platform_driver_register(&imx_drm_pdrv);
if (ret)
goto err_pdrv;