diff options
Diffstat (limited to 'backend/drm/drm.c')
| -rw-r--r-- | backend/drm/drm.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c index 43b6e3b1..e37eba74 100644 --- a/backend/drm/drm.c +++ b/backend/drm/drm.c @@ -783,28 +783,32 @@ void realloc_crtcs(struct wlr_drm_backend *drm, bool *changed_outputs) { } } + struct wlr_drm_connector *connectors[num_outputs]; + i = 0; + wl_list_for_each(conn, &drm->outputs, link) { + connectors[i] = conn; + i++; + } + for (size_t i = 0; i < drm->num_crtcs; ++i) { if (crtc_res[i] == UNMATCHED) { + // De-allocate CRTCs we don't use anymore + if (crtc[i] != UNMATCHED) { + dealloc_crtc(connectors[crtc[i]]); + } continue; } if (crtc_res[i] != crtc[i]) { changed_outputs[crtc_res[i]] = true; - struct wlr_drm_connector *c; - size_t pos = 0; - wl_list_for_each(c, &drm->outputs, link) { - if (pos == crtc_res[i]) { - break; - } - pos++; - } + struct wlr_drm_connector *conn = connectors[crtc_res[i]]; - dealloc_crtc(c); - c->crtc = &drm->crtcs[i]; + dealloc_crtc(conn); + conn->crtc = &drm->crtcs[i]; wlr_log(WLR_DEBUG, "Assigning CRTC %zu to output %d -> %d '%s'", - i, crtc[i], crtc_res[i], c->output.name); + i, crtc[i], crtc_res[i], conn->output.name); } } |