Den 18.06.2019 15.13, skrev Laurent Pinchart:
> The recommended way to specify GEM object functions is to provide a
> drm_gem_object_funcs structure instance and set the GEM object to point
> to it. The drm_cma_gem_create_object_default_funcs() function provided
> by the GEM CMA helper does so when creating the GEM object, simplifying
> the driver implementation. Switch to it, and remove the then unneeded
> GEM-related opertions from rcar_du_driver.
s/opertions/operations/
>
> Suggested-by: Daniel Vetter <daniel.vet...@ffwll.ch>
> Signed-off-by: Laurent Pinchart <laurent.pinchart+rene...@ideasonboard.com>
> ---
> drivers/gpu/drm/rcar-du/rcar_du_drv.c | 8 +-------
> 1 file changed, 1 insertion(+), 7 deletions(-)
>
> Daniel, is this what you had in mind ?
>
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> index 3e5e835ea2b6..4cbb82009931 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> @@ -445,16 +445,10 @@ DEFINE_DRM_GEM_CMA_FOPS(rcar_du_fops);
> static struct drm_driver rcar_du_driver = {
> .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME
> | DRIVER_ATOMIC,
> - .gem_free_object_unlocked = drm_gem_cma_free_object,
> - .gem_vm_ops = &drm_gem_cma_vm_ops,
> + .gem_create_object = drm_cma_gem_create_object_default_funcs,
> .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,
If you want to pick up yet another recommendation, you can use
drm_gem_prime_mmap here.
Either way:
Reviewed-by: Noralf Trønnes <nor...@tronnes.org>
> .dumb_create = rcar_du_dumb_create,
> .fops = &rcar_du_fops,
>
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