VCHAN_SYNC_REQUIRED
if (VCHAN_SYNC_REQUIRED(ch))
if (VCHAN_SYNC_REQUIRED(ch))
if ((c->flags & CHN_F_DIRTY) && VCHAN_SYNC_REQUIRED(ch)) {
if ((c->flags & CHN_F_DIRTY) && VCHAN_SYNC_REQUIRED(ch)) {
if (ret == 0 && go == PCMTRIG_START && VCHAN_SYNC_REQUIRED(c))
if (VCHAN_SYNC_REQUIRED(ch))
if (VCHAN_SYNC_REQUIRED(ch))