drivers/rpmsg/qcom_glink_smem.c

19 #include <linux/soc/qcom/smem.h>
58 	struct qcom_glink_smem *smem;
66 	struct qcom_glink_smem *smem = pipe->smem;
73 		fifo = qcom_smem_get(smem->remote_pid,
198 	struct qcom_glink_smem *smem = pipe->smem;
200 	mbox_send_message(smem->mbox_chan, NULL);
201 	mbox_client_txdone(smem->mbox_chan, 0);
206 	struct qcom_glink_smem *smem = data;
208 	qcom_glink_native_rx(smem->glink);
215 	struct qcom_glink_smem *smem = container_of(dev, struct qcom_glink_smem, dev);
217 	kfree(smem);
225 	struct qcom_glink_smem *smem;
233 	smem = kzalloc(sizeof(*smem), GFP_KERNEL);
234 	if (!smem)
237 	dev = &smem->dev;
257 	smem->remote_pid = remote_pid;
307 	smem->irq = of_irq_get(smem->dev.of_node, 0);
308 	ret = devm_request_irq(&smem->dev, smem->irq, qcom_glink_smem_intr,
310 			       "glink-smem", smem);
312 		dev_err(&smem->dev, "failed to request IRQ\n");
316 	smem->mbox_client.dev = &smem->dev;
317 	smem->mbox_client.knows_txdone = true;
318 	smem->mbox_chan = mbox_request_channel(&smem->mbox_client, 0);
319 	if (IS_ERR(smem->mbox_chan)) {
320 		ret = dev_err_probe(&smem->dev, PTR_ERR(smem->mbox_chan),
325 	rx_pipe->smem = smem;
330 	tx_pipe->smem = smem;
347 	smem->glink = glink;
349 	enable_irq(smem->irq);
351 	return smem;
354 	mbox_free_channel(smem->mbox_chan);
363 void qcom_glink_smem_unregister(struct qcom_glink_smem *smem)
365 	struct qcom_glink *glink = smem->glink;
367 	disable_irq(smem->irq);
371 	mbox_free_channel(smem->mbox_chan);
372 	device_unregister(&smem->dev);