uart.c - OpenGrok cross reference for /device/qemu/drivers/uart/uart.c

Lines Matching refs:NULL
33     struct UartDriverData *udd = NULL;
35     if (host == NULL || host->priv == NULL) {
56     struct UartDriverData *udd = NULL;
58     if (host == NULL || host->priv == NULL) {
66     if (udd->ops->StartTx != NULL) {
77     struct UartDriverData *udd = NULL;
79     if (host == NULL || host->priv == NULL || baudRate == NULL) {
94     struct UartDriverData *udd = NULL;
96     if (host == NULL || host->priv == NULL) {
107         if (udd->ops->Config == NULL) {
124     struct UartDriverData *udd = NULL;
126     if (host == NULL || host->priv == NULL || attribute == NULL) {
146     struct UartDriverData *udd = NULL;
148     if (host == NULL || host->priv == NULL || attribute == NULL) {
163     if (udd->ops->Config == NULL) {
176     struct UartDriverData *udd = NULL;
178     if (host == NULL || host->priv == NULL) {
198     struct UartDriverData *udd = NULL;
199     struct wait_queue_head *wait = NULL;
200     if (host == NULL || host->priv == NULL) {
213         if (udd->rxTransfer == NULL) {
217         if (udd->ops->StartUp == NULL) {
234     udd->rxTransfer = NULL;
240     struct wait_queue_head *wait = NULL;
241     struct UartDriverData *udd = NULL;
242     if (host == NULL || host->priv == NULL) {
253         if (udd->ops->DmaShutDown != NULL) {
258         if (udd->ops->DmaShutDown != NULL) {
264     if (udd->ops->ShutDown != NULL) {
267     if (udd->rxTransfer != NULL) {
269         udd->rxTransfer = NULL;
277     struct UartDriverData *udd = NULL;
279     if (host == NULL || host->priv == NULL) {
280         HDF_LOGE("%s: host is NULL", __func__);
314     if (iface == NULL || iface->GetUint32 == NULL) {
359     struct UartDriverData *udd = NULL;
360     struct UartPl011Port *port = NULL;
362     if (device->property == NULL) {
367     if (udd == NULL) {
372     if (port == NULL) {
396     struct UartDriverData *udd = NULL;
397     struct UartPl011Port *port = NULL;
399     if (host->priv == NULL) {
410     if (port != NULL) {
415         udd->private = NULL;
418     host->priv = NULL;
424     if (device == NULL) {
427     return (UartHostCreate(device) == NULL) ? HDF_FAILURE : HDF_SUCCESS;
433     struct UartHost *host = NULL;
436     if (device == NULL) {
441     if (host == NULL) {
456     struct UartHost *host = NULL;
459     if (device == NULL) {
464     if (host == NULL) {
468     if (host->priv != NULL) {