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backend/drm: ensure connector gets the correct CRTC after session activation

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Signed-off-by: sunzhguy <sunzhigang1@kylinos.cn>
This commit is contained in:
sunzhguy 2024-12-23 16:45:08 +08:00
parent 5eed5d622d
commit b865fd3cdc
1 changed files with 9 additions and 0 deletions
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9
backend/drm/drm.c
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@ -1353,6 +1353,12 @@ static void dealloc_crtc(struct wlr_drm_connector *conn) {
// On GPU unplug, disabling the CRTC can fail with EPERM // On GPU unplug, disabling the CRTC can fail with EPERM
wlr_drm_conn_log(conn, WLR_ERROR, "Failed to disable CRTC %"PRIu32, wlr_drm_conn_log(conn, WLR_ERROR, "Failed to disable CRTC %"PRIu32,
conn->crtc->id); conn->crtc->id);
drm_plane_finish_surface(conn->crtc->primary);
drm_plane_finish_surface(conn->crtc->cursor);
drm_fb_clear(&conn->cursor_pending_fb);
conn->cursor_enabled = false;
conn->crtc = NULL;
} }
wlr_output_state_finish(&state); wlr_output_state_finish(&state);
} }
@ -1598,6 +1604,9 @@ static bool connect_drm_connector(struct wlr_drm_connector *wlr_conn,
struct wlr_drm_backend *drm = wlr_conn->backend; struct wlr_drm_backend *drm = wlr_conn->backend;
struct wlr_output *output = &wlr_conn->output; struct wlr_output *output = &wlr_conn->output;
if (wlr_conn->crtc == NULL) {
wlr_conn->crtc = connector_get_current_crtc(wlr_conn, drm_conn);
}
wlr_log(WLR_DEBUG, "Current CRTC: %d", wlr_log(WLR_DEBUG, "Current CRTC: %d",
wlr_conn->crtc ? (int)wlr_conn->crtc->id : -1); wlr_conn->crtc ? (int)wlr_conn->crtc->id : -1);