[PATCH 5/5] drm: drop DRM_AUTH from PRIME_TO/FROM_HANDLE ioctls

Emil Velikov emil.l.velikov at gmail.com
Fri Nov 8 13:11:26 UTC 2019


On Fri, 1 Nov 2019 at 13:05, Emil Velikov <emil.l.velikov at gmail.com> wrote:
>
> From: Emil Velikov <emil.velikov at collabora.com>
>
> As mentioned by Christian, for drivers which support only primary nodes
> this changes the returned error from -EACCES into -EOPNOTSUPP/-ENOSYS.
>
> For others, this check in particular will be a noop. So let's remove it
> as suggested by Christian.
>
> Cc: Alex Deucher <alexander.deucher at amd.com>
> Cc: amd-gfx at lists.freedesktop.org
> Cc: Daniel Vetter <daniel at ffwll.ch>
> Cc: Sean Paul <sean at poorly.run>
> Acked-by: Christian König <christian.koenig at amd.com>
> Signed-off-by: Emil Velikov <emil.velikov at collabora.com>
> ---
>  drivers/gpu/drm/drm_ioctl.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
> index fcd728d7cf72..5afb39688b55 100644
> --- a/drivers/gpu/drm/drm_ioctl.c
> +++ b/drivers/gpu/drm/drm_ioctl.c
> @@ -652,8 +652,8 @@ static const struct drm_ioctl_desc drm_ioctls[] = {
>
>         DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETRESOURCES, drm_mode_getresources, 0),
>
> -       DRM_IOCTL_DEF(DRM_IOCTL_PRIME_HANDLE_TO_FD, drm_prime_handle_to_fd_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> -       DRM_IOCTL_DEF(DRM_IOCTL_PRIME_FD_TO_HANDLE, drm_prime_fd_to_handle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF(DRM_IOCTL_PRIME_HANDLE_TO_FD, drm_prime_handle_to_fd_ioctl, DRM_RENDER_ALLOW),
> +       DRM_IOCTL_DEF(DRM_IOCTL_PRIME_FD_TO_HANDLE, drm_prime_fd_to_handle_ioctl, DRM_RENDER_ALLOW),
>
>         DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETPLANERESOURCES, drm_mode_getplane_res, 0),
>         DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETCRTC, drm_mode_getcrtc, 0),
> --
Humble poke? Sean, others?

Thanks
Emil


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