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backend/drm: use drmModeConnectorGetPossibleCrtcs 

This function has been merged in libdrm.

References: 3ee004ef52
This commit is contained in:
Simon Ser 2022-07-08 22:07:23 +02:00
parent bd587a7f43
commit 7b5e890e61
1 changed files with 2 additions and 18 deletions
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20
backend/drm/drm.c
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@ -1164,23 +1164,6 @@ static void realloc_crtcs(struct wlr_drm_backend *drm) {
}
}
static uint32_t get_possible_crtcs(int fd, const drmModeConnector *conn) {
uint32_t possible_crtcs = 0;
for (int i = 0; i < conn->count_encoders; ++i) {
drmModeEncoder *enc = drmModeGetEncoder(fd, conn->encoders[i]);
if (!enc) {
continue;
}
possible_crtcs |= enc->possible_crtcs;
drmModeFreeEncoder(enc);
}
return possible_crtcs;
}
static void disconnect_drm_connector(struct wlr_drm_connector *conn);
void scan_drm_connectors(struct wlr_drm_backend *drm,
@ -1389,7 +1372,8 @@ void scan_drm_connectors(struct wlr_drm_backend *drm,
wl_list_insert(wlr_conn->output.modes.prev, &mode->wlr_mode.link);
}
wlr_conn->possible_crtcs = get_possible_crtcs(drm->fd, drm_conn);
wlr_conn->possible_crtcs =
drmModeConnectorGetPossibleCrtcs(drm->fd, drm_conn);
if (wlr_conn->possible_crtcs == 0) {
wlr_drm_conn_log(wlr_conn, WLR_ERROR, "No CRTC possible");
}