marvell/octeon_ep/octep_pfvf_mbox.c

103 	struct octep_mbox *mbox;
114 	if (!oct->mbox[vf_mbox_queue]) {
115 		dev_err(&oct->pdev->dev, "Notif obtained for bad mbox vf %d\n", vf_id);
118 	mbox = oct->mbox[vf_mbox_queue];
120 	mutex_lock(&mbox->lock);
121 	writeq(cmd.u64, mbox->pf_vf_data_reg);
122 	mutex_unlock(&mbox->lock);
249 		oct->mbox[ring] = vzalloc(sizeof(*oct->mbox[ring]));
251 		if (!oct->mbox[ring])
254 		memset(oct->mbox[ring], 0, sizeof(struct octep_mbox));
256 		mutex_init(&oct->mbox[ring]->lock);
257 		INIT_WORK(&oct->mbox[ring]->wk.work, octep_pfvf_mbox_work);
258 		oct->mbox[ring]->wk.ctxptr = oct->mbox[ring];
259 		oct->mbox[ring]->oct = oct;
260 		oct->mbox[ring]->vf_id = i;
269 		cancel_work_sync(&oct->mbox[ring]->wk.work);
270 		mutex_destroy(&oct->mbox[ring]->lock);
271 		vfree(oct->mbox[ring]);
272 		oct->mbox[ring] = NULL;
285 		if (!oct->mbox[ring])
288 		if (work_pending(&oct->mbox[ring]->wk.work))
289 			cancel_work_sync(&oct->mbox[ring]->wk.work);
291 		mutex_destroy(&oct->mbox[ring]->lock);
292 		vfree(oct->mbox[ring]);
293 		oct->mbox[ring] = NULL;
298 				   struct octep_mbox *mbox, int vf_id,
312 		mbox->config_data_index = 0;
313 		memset(mbox->config_data, 0, MAX_VF_PF_MBOX_DATA_SIZE);
323 				mbox->message_len = sizeof(link_info);
324 				*((int32_t *)rsp->s_data.data) = mbox->message_len;
325 				memcpy(mbox->config_data, (u8 *)&link_info, sizeof(link_info));
336 				mbox->message_len = sizeof(rx_stats) + sizeof(tx_stats);
337 				*((int32_t *)rsp->s_data.data) = mbox->message_len;
338 				memcpy(mbox->config_data, (u8 *)&rx_stats, sizeof(rx_stats));
339 				memcpy(mbox->config_data + sizeof(rx_stats), (u8 *)&tx_stats,
348 		*((int32_t *)rsp->s_data.data) = mbox->message_len;
352 	if (mbox->message_len > OCTEP_PFVF_MBOX_MAX_DATA_SIZE)
355 		length = mbox->message_len;
357 	mbox->message_len -= length;
361 			mbox->config_data[mbox->config_data_index];
362 		mbox->config_data_index++;
378 		pr_info("Unknown mbox notif for vf: %u\n",
392 	struct octep_mbox *mbox = NULL;
396 	mbox = (struct octep_mbox *)wk->ctxptr;
397 	oct = (struct octep_device *)mbox->oct;
398 	vf_id = mbox->vf_id;
400 	mutex_lock(&mbox->lock);
401 	cmd.u64 = readq(mbox->vf_pf_data_reg);
428 		octep_pfvf_pf_get_data(oct, mbox, vf_id, cmd, &rsp);
447 	writeq(rsp.u64, mbox->vf_pf_data_reg);
448 	mutex_unlock(&mbox->lock);