hyprwm/wlroots-hyprland
1
0
Fork 0
mirror of https://github.com/hyprwm/wlroots-hyprland.git synced 2024-11-05 05:05:57 +01:00
Code Issues Projects Releases Packages Wiki Activity

backend/drm: Init connector after we try to allocate a crtc for it

Browse source 
drm_connect_state_init() will set primary_fd to null if no CRTC is active
for the connector and can crash later if the code expects a CRTC (like
when lighting up an output).
This commit is contained in:
Alexander Orzechowski 2024-02-25 04:11:00 -05:00
parent 54e1fefd2e
commit 672ff1e14e
1 changed files with 7 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
backend/drm/drm.c
View file

@ -672,26 +672,26 @@ static bool drm_connector_test(struct wlr_output *output,
}
}
bool ok = false;
struct wlr_drm_connector_state pending = {0};
drm_connector_state_init(&pending, conn, state);
if (pending.active) {
if ((state->committed & WLR_OUTPUT_STATE_ENABLED) ? state->enabled : output->enabled) {
if ((state->committed &
(WLR_OUTPUT_STATE_ENABLED | WLR_OUTPUT_STATE_MODE)) &&
!(state->committed & WLR_OUTPUT_STATE_BUFFER)) {
wlr_drm_conn_log(conn, WLR_DEBUG,
"Can't enable an output without a buffer");
goto out;
return false;
}
if (!drm_connector_alloc_crtc(conn)) {
wlr_drm_conn_log(conn, WLR_DEBUG,
"No CRTC available for this connector");
goto out;
return false;
}
}
bool ok = false;
struct wlr_drm_connector_state pending = {0};
drm_connector_state_init(&pending, conn, state);
if ((state->committed & WLR_OUTPUT_STATE_ADAPTIVE_SYNC_ENABLED) &&
state->adaptive_sync_enabled &&
!drm_connector_supports_vrr(conn)) {