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backend-drm: Change cursor checks to asserts

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We shouldn't get down into trying to place a view on a cursor plane if
these checks are not met, so change them to asserts rather than early
returns.

Signed-off-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Daniel Stone 2021-12-07 17:46:26 +00:00
parent b3d7df5c3e
commit 5e41b44b10
1 changed files with 5 additions and 14 deletions
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19
libweston/backend-drm/state-propose.c
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@ -209,24 +209,15 @@ drm_output_prepare_cursor_view(struct drm_output_state *output_state,
const char *p_name = drm_output_get_plane_type_name(plane);
assert(!b->cursors_are_broken);
if (!plane)
return NULL;
if (!plane->state_cur->complete)
return NULL;
if (plane->state_cur->output && plane->state_cur->output != output)
return NULL;
assert(plane);
assert(plane->state_cur->complete);
assert(!plane->state_cur->output || plane->state_cur->output == output);
/* We use GBM to import SHM buffers. */
if (b->gbm == NULL)
return NULL;
assert(b->gbm);
plane_state = drm_output_state_get_plane(output_state, plane);
if (plane_state && plane_state->fb)
return NULL;
assert(!plane_state->fb);
/* We can't scale with the legacy API, and we don't try to account for
* simple cropping/translation in cursor_bo_update. */