On Tue, Oct 23, 2018 at 07:12:47PM -0400, Lyude Paul wrote:
> There's no reason to track the atomic state three times. Unfortunately,
> this is currently what we're doing, and even worse is that there is only
> one actually correct state pointer: the one in mst_state->base.state.
> mgr->state never seems to be used, along with the one in
> mst_state->state.
>
> This confused me for over 4 hours until I realized there was no magic
> behind these pointers. So, let's save everyone else from the trouble.
>
> Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>.
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
> Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
Uh, that's some fail :-/ Thanks for cleaning up.
Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> ---
> include/drm/drm_dp_mst_helper.h | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h
> index 7f78d26a0766..59f005b419cf 100644
> --- a/include/drm/drm_dp_mst_helper.h
> +++ b/include/drm/drm_dp_mst_helper.h
> @@ -409,7 +409,6 @@ struct drm_dp_payload {
> struct drm_dp_mst_topology_state {
> struct drm_private_state base;
> int avail_slots;
> - struct drm_atomic_state *state;
> struct drm_dp_mst_topology_mgr *mgr;
> };
>
> @@ -497,11 +496,6 @@ struct drm_dp_mst_topology_mgr {
> */
> int pbn_div;
>
> - /**
> - * @state: State information for topology manager
> - */
> - struct drm_dp_mst_topology_state *state;
> -
> /**
> * @funcs: Atomic helper callbacks
> */
> --
> 2.17.2
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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