On Wed, Jul 12, 2017 at 10:13:35AM +0200, Maarten Lankhorst wrote:
> for_each_obj_in_state is about to be removed, so use the correct new
> iterator macros.
>
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
Looks correct, but I think Laurent has a patch to rework/remove this.
Found something below anyway.
> ---
> drivers/gpu/drm/rcar-du/rcar_du_plane.c | 41 ++++++++++++++++-----------------
> 1 file changed, 20 insertions(+), 21 deletions(-)
>
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> index dcde6288da6c..dfd84e3c8c25 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
> @@ -51,12 +51,9 @@
> */
>
> static bool rcar_du_plane_needs_realloc(struct rcar_du_plane *plane,
> + const struct rcar_du_plane_state *cur_state,
> struct rcar_du_plane_state *new_state)
> {
> - struct rcar_du_plane_state *cur_state;
> -
> - cur_state = to_rcar_plane_state(plane->plane.state);
> -
> /* Lowering the number of planes doesn't strictly require reallocation
> * as the extra hardware plane will be freed when committing, but doing
> * so could lead to more fragmentation.
> @@ -141,16 +138,17 @@ int rcar_du_atomic_check_planes(struct drm_device *dev,
> unsigned int groups = 0;
> unsigned int i;
> struct drm_plane *drm_plane;
> - struct drm_plane_state *drm_plane_state;
> + struct drm_plane_state *old_drm_plane_state, *new_drm_plane_state;
>
> /* Check if hardware planes need to be reallocated. */
> - for_each_plane_in_state(state, drm_plane, drm_plane_state, i) {
> - struct rcar_du_plane_state *plane_state;
> + for_each_oldnew_plane_in_state(state, drm_plane, old_drm_plane_state, new_drm_plane_state, i) {
> + struct rcar_du_plane_state *old_plane_state, *new_plane_state;
> struct rcar_du_plane *plane;
> unsigned int index;
>
> plane = to_rcar_plane(drm_plane);
> - plane_state = to_rcar_plane_state(drm_plane_state);
> + old_plane_state = to_rcar_plane_state(old_drm_plane_state);
> + new_plane_state = to_rcar_plane_state(new_drm_plane_state);
>
> dev_dbg(rcdu->dev, "%s: checking plane (%u,%tu)\n", __func__,
> plane->group->index, plane - plane->group->planes);
> @@ -159,19 +157,19 @@ int rcar_du_atomic_check_planes(struct drm_device *dev,
> * the full reallocation procedure. Just mark the hardware
> * plane(s) as freed.
> */
> - if (!plane_state->format) {
> + if (!new_plane_state->format) {
> dev_dbg(rcdu->dev, "%s: plane is being disabled\n",
> __func__);
> index = plane - plane->group->planes;
> group_freed_planes[plane->group->index] |= 1 << index;
> - plane_state->hwindex = -1;
> + new_plane_state->hwindex = -1;
> continue;
> }
>
> /* If the plane needs to be reallocated mark it as such, and
> * mark the hardware plane(s) as free.
> */
> - if (rcar_du_plane_needs_realloc(plane, plane_state)) {
> + if (rcar_du_plane_needs_realloc(plane, old_plane_state, new_plane_state)) {
> dev_dbg(rcdu->dev, "%s: plane needs reallocation\n",
> __func__);
> groups |= 1 << plane->group->index;
> @@ -179,7 +177,7 @@ int rcar_du_atomic_check_planes(struct drm_device *dev,
>
> index = plane - plane->group->planes;
> group_freed_planes[plane->group->index] |= 1 << index;
> - plane_state->hwindex = -1;
> + new_plane_state->hwindex = -1;
> }
> }
>
> @@ -226,16 +224,16 @@ int rcar_du_atomic_check_planes(struct drm_device *dev,
> continue;
> }
>
> - plane_state = to_rcar_plane_state(plane->plane.state);
> + new_plane_state = to_rcar_plane_state(plane->plane.state);
> used_planes |= rcar_du_plane_hwmask(plane_state);
>
> dev_dbg(rcdu->dev,
> "%s: plane (%u,%tu) uses %u hwplanes (index %d)\n",
> __func__, plane->group->index,
> plane - plane->group->planes,
> - plane_state->format ?
> - plane_state->format->planes : 0,
> - plane_state->hwindex);
> + new_plane_state->format ?
> + new_plane_state->format->planes : 0,
> + new_plane_state->hwindex);
> }
>
> group_free_planes[index] = 0xff & ~used_planes;
> @@ -246,15 +244,16 @@ int rcar_du_atomic_check_planes(struct drm_device *dev,
> }
>
> /* Reallocate hardware planes for each plane that needs it. */
> - for_each_plane_in_state(state, drm_plane, drm_plane_state, i) {
> - struct rcar_du_plane_state *plane_state;
> + for_each_oldnew_plane_in_state(state, drm_plane, old_drm_plane_state, new_drm_plane_state, i) {
> + struct rcar_du_plane_state *old_plane_state, *new_plane_state;
> struct rcar_du_plane *plane;
> unsigned int crtc_planes;
> unsigned int free;
> int idx;
>
> plane = to_rcar_plane(drm_plane);
> - plane_state = to_rcar_plane_state(drm_plane_state);
> + old_plane_state = to_rcar_plane_state(old_drm_plane_state);
> + new_plane_state = to_rcar_plane_state(new_drm_plane_state);
>
> dev_dbg(rcdu->dev, "%s: allocating plane (%u,%tu)\n", __func__,
> plane->group->index, plane - plane->group->planes);
> @@ -263,7 +262,7 @@ int rcar_du_atomic_check_planes(struct drm_device *dev,
> * reallocated.
> */
> if (!plane_state->format ||
I think you missed a few cases of replacing plane_state here. Does this
compile?
-Daniel
> - !rcar_du_plane_needs_realloc(plane, plane_state))
> + !rcar_du_plane_needs_realloc(plane, old_plane_state, new_plane_state))
> continue;
>
> /* Try to allocate the plane from the free planes currently
> @@ -279,7 +278,7 @@ int rcar_du_atomic_check_planes(struct drm_device *dev,
> idx = rcar_du_plane_hwalloc(plane, plane_state,
> free & crtc_planes);
> if (idx < 0)
> - idx = rcar_du_plane_hwalloc(plane, plane_state,
> + idx = rcar_du_plane_hwalloc(plane, new_plane_state,
> free);
> if (idx < 0) {
> dev_dbg(rcdu->dev, "%s: no available hardware plane\n",
> --
> 2.11.0
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
