static int stm32_rproc_detach(struct rproc *rproc)
{
struct stm32_rproc *ddata = rproc->priv;
- int err, dummy_data, idx;
+ int err, idx;
/* Inform the remote processor of the detach */
idx = stm32_rproc_mbox_idx(rproc, STM32_MBX_DETACH);
if (idx >= 0 && ddata->mb[idx].chan) {
- /* A dummy data is sent to allow to block on transmit */
- err = mbox_send_message(ddata->mb[idx].chan,
- &dummy_data);
+ err = mbox_send_message(ddata->mb[idx].chan, "stop");
if (err < 0)
dev_warn(&rproc->dev, "warning: remote FW detach without ack\n");
}
static int stm32_rproc_stop(struct rproc *rproc)
{
struct stm32_rproc *ddata = rproc->priv;
- int err, dummy_data, idx;
+ int err, idx;
/* request shutdown of the remote processor */
if (rproc->state != RPROC_OFFLINE) {
idx = stm32_rproc_mbox_idx(rproc, STM32_MBX_SHUTDOWN);
if (idx >= 0 && ddata->mb[idx].chan) {
- /* a dummy data is sent to allow to block on transmit */
- err = mbox_send_message(ddata->mb[idx].chan,
- &dummy_data);
+ err = mbox_send_message(ddata->mb[idx].chan, "detach");
if (err < 0)
dev_warn(&rproc->dev, "warning: remote FW shutdown without ack\n");
}
continue;
if (!ddata->mb[i].chan)
return;
- err = mbox_send_message(ddata->mb[i].chan, (void *)(long)vqid);
+ err = mbox_send_message(ddata->mb[i].chan, "kick");
if (err < 0)
dev_err(&rproc->dev, "%s: failed (%s, err:%d)\n",
__func__, ddata->mb[i].name, err);
continue;
*pa = da - p_mem->dev_addr + p_mem->bus_addr;
- dev_dbg(dev, "da %llx to pa %#x\n", da, *pa);
+ dev_dbg(dev, "da %llx to pa %pap\n", da, pa);
return 0;
}