diff options
Diffstat (limited to 'meta-agl-drm-lease/dynamic-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-drm-drop-DRM_AUTH-from-PRIME_TO-FROM_HANDLE-ioctls.patch')
| -rw-r--r-- | meta-agl-drm-lease/dynamic-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-drm-drop-DRM_AUTH-from-PRIME_TO-FROM_HANDLE-ioctls.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/meta-agl-drm-lease/dynamic-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-drm-drop-DRM_AUTH-from-PRIME_TO-FROM_HANDLE-ioctls.patch b/meta-agl-drm-lease/dynamic-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-drm-drop-DRM_AUTH-from-PRIME_TO-FROM_HANDLE-ioctls.patch new file mode 100644 index 00000000..f4890215 --- /dev/null +++ b/meta-agl-drm-lease/dynamic-layers/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-drm-drop-DRM_AUTH-from-PRIME_TO-FROM_HANDLE-ioctls.patch @@ -0,0 +1,44 @@ +From 30a958526d2cc6df38347336a602479d048d92e7 Mon Sep 17 00:00:00 2001 +From: Emil Velikov <emil.velikov@collabora.com> +Date: Fri, 1 Nov 2019 13:03:13 +0000 +Subject: [PATCH] drm: drop DRM_AUTH from PRIME_TO/FROM_HANDLE ioctls +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +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@amd.com> +Cc: amd-gfx@lists.freedesktop.org +Cc: Daniel Vetter <daniel@ffwll.ch> +Cc: Sean Paul <sean@poorly.run> +Acked-by: Christian König <christian.koenig@amd.com> +Signed-off-by: Emil Velikov <emil.velikov@collabora.com> +Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> +Link: https://patchwork.freedesktop.org/patch/msgid/20191101130313.8862-5-emil.l.velikov@gmail.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), +-- +2.17.1 + |