[PATCH v16 20/23] compositor-drm: Return plane state from plane preparation
Daniel Stone
daniels at collabora.com
Thu Jul 5 17:16:47 UTC 2018
Return a pointer to the plane state, rather than indirecting via a
weston_plane.
Signed-off-by: Daniel Stone <daniels at collabora.com>
Tested-by: Emre Ucan <eucan at de.adit-jv.com>
---
libweston/compositor-drm.c | 71 +++++++++++++++++++++-----------------
1 file changed, 39 insertions(+), 32 deletions(-)
diff --git a/libweston/compositor-drm.c b/libweston/compositor-drm.c
index 377c63b7e..3e22140a8 100644
--- a/libweston/compositor-drm.c
+++ b/libweston/compositor-drm.c
@@ -1846,7 +1846,7 @@ enum drm_output_propose_state_mode {
DRM_OUTPUT_PROPOSE_STATE_PLANES_ONLY, /**< only assign to planes */
};
-static struct weston_plane *
+static struct drm_plane_state *
drm_output_prepare_scanout_view(struct drm_output_state *output_state,
struct weston_view *ev)
{
@@ -1903,7 +1903,7 @@ drm_output_prepare_scanout_view(struct drm_output_state *output_state,
state->dest_h != (unsigned) output->base.current_mode->height)
goto err;
- return &scanout_plane->base;
+ return state;
err:
drm_plane_state_put_back(state);
@@ -2069,7 +2069,6 @@ drm_output_apply_state_legacy(struct drm_output_state *state)
struct drm_property_info *dpms_prop;
struct drm_plane_state *scanout_state;
struct drm_plane_state *ps;
- struct drm_plane *p;
struct drm_mode *mode;
struct drm_head *head;
uint32_t connectors[MAX_CLONED_CONNECTORS];
@@ -2096,7 +2095,7 @@ drm_output_apply_state_legacy(struct drm_output_state *state)
if (state->dpms != WESTON_DPMS_ON) {
wl_list_for_each(ps, &state->plane_list, link) {
- p = ps->plane;
+ struct drm_plane *p = ps->plane;
assert(ps->fb == NULL);
assert(ps->output == NULL);
@@ -2186,8 +2185,8 @@ drm_output_apply_state_legacy(struct drm_output_state *state)
.request.type = DRM_VBLANK_RELATIVE | DRM_VBLANK_EVENT,
.request.sequence = 1,
};
+ struct drm_plane *p = ps->plane;
- p = ps->plane;
if (p->type != WDRM_PLANE_TYPE_OVERLAY)
continue;
@@ -2903,7 +2902,7 @@ atomic_flip_handler(int fd, unsigned int frame, unsigned int sec,
}
#endif
-static struct weston_plane *
+static struct drm_plane_state *
drm_output_prepare_overlay_view(struct drm_output_state *output_state,
struct weston_view *ev)
{
@@ -2975,7 +2974,7 @@ drm_output_prepare_overlay_view(struct drm_output_state *output_state,
state->src_h != state->dest_h << 16)
goto err;
- return &p->base;
+ return state;
err:
drm_plane_state_put_back(state);
@@ -3017,7 +3016,7 @@ cursor_bo_update(struct drm_plane_state *plane_state, struct weston_view *ev)
weston_log("failed update cursor: %m\n");
}
-static struct weston_plane *
+static struct drm_plane_state *
drm_output_prepare_cursor_view(struct drm_output_state *output_state,
struct weston_view *ev)
{
@@ -3104,7 +3103,7 @@ drm_output_prepare_cursor_view(struct drm_output_state *output_state,
plane_state->dest_w = b->cursor_width;
plane_state->dest_h = b->cursor_height;
- return &plane->base;
+ return plane_state;
err:
drm_plane_state_put_back(plane_state);
@@ -3174,7 +3173,6 @@ drm_output_propose_state(struct weston_output *output_base,
struct drm_output_state *state;
struct weston_view *ev;
pixman_region32_t surface_overlap, renderer_region, occluded_region;
- struct weston_plane *primary = &output_base->compositor->primary_plane;
bool renderer_ok = (mode != DRM_OUTPUT_PROPOSE_STATE_PLANES_ONLY);
bool planes_ok = !b->sprites_are_broken;
@@ -3200,7 +3198,8 @@ drm_output_propose_state(struct weston_output *output_base,
pixman_region32_init(&occluded_region);
wl_list_for_each(ev, &output_base->compositor->view_list, link) {
- struct weston_plane *next_plane = NULL;
+ struct drm_plane_state *ps = NULL;
+ bool force_renderer = false;
pixman_region32_t clipped_view;
bool occluded = false;
@@ -3212,7 +3211,7 @@ drm_output_propose_state(struct weston_output *output_base,
/* We only assign planes to views which are exclusively present
* on our output. */
if (ev->output_mask != (1u << output->base.id))
- next_plane = primary;
+ force_renderer = true;
/* Ignore views we know to be totally occluded. */
pixman_region32_init(&clipped_view);
@@ -3236,40 +3235,48 @@ drm_output_propose_state(struct weston_output *output_base,
pixman_region32_intersect(&surface_overlap, &renderer_region,
&clipped_view);
if (pixman_region32_not_empty(&surface_overlap))
- next_plane = primary;
+ force_renderer = true;
pixman_region32_fini(&surface_overlap);
+ if (force_renderer && !renderer_ok) {
+ pixman_region32_fini(&clipped_view);
+ goto err;
+ }
+
/* The cursor plane is 'special' in the sense that we can still
* place it in the legacy API, and we gate that with a separate
* cursors_are_broken flag. */
- if (next_plane == NULL && !b->cursors_are_broken)
- next_plane = drm_output_prepare_cursor_view(state, ev);
-
- if (next_plane == NULL && !drm_view_is_opaque(ev))
- next_plane = primary;
+ if (!force_renderer && !b->cursors_are_broken)
+ ps = drm_output_prepare_cursor_view(state, ev);
- if (next_plane == NULL && !planes_ok)
- next_plane = primary;
+ if (!planes_ok || !drm_view_is_opaque(ev))
+ force_renderer = true;
- if (next_plane == NULL)
- next_plane = drm_output_prepare_scanout_view(state, ev);
+ if (!drm_view_is_opaque(ev))
+ force_renderer = true;
- if (next_plane == NULL)
- next_plane = drm_output_prepare_overlay_view(state, ev);
+ if (!force_renderer && !ps)
+ ps = drm_output_prepare_scanout_view(state, ev);
+ if (!force_renderer && !ps)
+ ps = drm_output_prepare_overlay_view(state, ev);
- if (!next_plane || next_plane == primary) {
- if (!renderer_ok)
- goto err;
+ if (ps) {
- pixman_region32_union(&renderer_region,
- &renderer_region,
- &clipped_view);
- } else if (output->cursor_plane &&
- next_plane != &output->cursor_plane->base) {
pixman_region32_union(&occluded_region,
&occluded_region,
&clipped_view);
+ pixman_region32_fini(&clipped_view);
+ continue;
}
+
+ if (!renderer_ok) {
+ pixman_region32_fini(&clipped_view);
+ goto err;
+ }
+
+ pixman_region32_union(&renderer_region,
+ &renderer_region,
+ &clipped_view);
pixman_region32_fini(&clipped_view);
}
pixman_region32_fini(&renderer_region);
--
2.17.1
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