4  * Copyright (C) 2011-2016 Chelsio Communications.  All rights reserved.
56 	if (atomic_read(&dev->inflight)) {  in detach_work_fn()
57 		dev->wqretry--;  in detach_work_fn()
58 		if (dev->wqretry) {  in detach_work_fn()
60 				atomic_read(&dev->inflight));  in detach_work_fn()
62 			schedule_delayed_work(&dev->detach_work, WQ_DETACH_TM);  in detach_work_fn()
65 				atomic_read(&dev->inflight));  in detach_work_fn()
66 			complete(&dev->detach_comp);  in detach_work_fn()
69 		complete(&dev->detach_comp);  in detach_work_fn()
79 	 * device in round-robin fashion for crypto operations  in assign_chcr_device()
81 	 * maintain request-response ordering.  in assign_chcr_device()
86 		if (list_is_last(&drv_data.last_dev->entry, &drv_data.act_dev))  in assign_chcr_device()
101 	dev = &u_ctx->dev;  in chcr_dev_add()
102 	dev->state = CHCR_ATTACH;  in chcr_dev_add()
103 	atomic_set(&dev->inflight, 0);  in chcr_dev_add()
105 	list_move(&u_ctx->entry, &drv_data.act_dev);  in chcr_dev_add()
115 	dev = &u_ctx->dev;  in chcr_dev_init()
116 	spin_lock_init(&dev->lock_chcr_dev);  in chcr_dev_init()
117 	INIT_DELAYED_WORK(&dev->detach_work, detach_work_fn);  in chcr_dev_init()
118 	init_completion(&dev->detach_comp);  in chcr_dev_init()
119 	dev->state = CHCR_INIT;  in chcr_dev_init()
120 	dev->wqretry = WQ_RETRY;  in chcr_dev_init()
122 	atomic_set(&dev->inflight, 0);  in chcr_dev_init()
124 	list_add_tail(&u_ctx->entry, &drv_data.inact_dev);  in chcr_dev_init()
132 		if (list_is_last(&drv_data.last_dev->entry, &drv_data.act_dev))  in chcr_dev_move()
139 	list_move(&u_ctx->entry, &drv_data.inact_dev);  in chcr_dev_move()
158 						    fw6_pld->data[1]);  in cpl_fw6_pld_handler()
161 		ntohl(*(__be32 *)((unsigned char *)&fw6_pld->data[0] + 4));  in cpl_fw6_pld_handler()
163 		error_status = -EBADMSG;  in cpl_fw6_pld_handler()
168 		pr_err("Incorrect request address from the firmware\n");  in cpl_fw6_pld_handler()
169 		return -EFAULT;  in cpl_fw6_pld_handler()
172 		atomic_inc(&adap->chcr_stats.error);  in cpl_fw6_pld_handler()
179 	return cxgb4_crypto_send(skb->dev, skb);  in chcr_send_wr()
188 	if (!(lld->ulp_crypto & ULP_CRYPTO_LOOKASIDE))  in chcr_uld_add()
189 		return ERR_PTR(-EOPNOTSUPP);  in chcr_uld_add()
194 		u_ctx = ERR_PTR(-ENOMEM);  in chcr_uld_add()
197 	u_ctx->lldi = *lld;  in chcr_uld_add()
207 	struct chcr_dev *dev = &u_ctx->dev;  in chcr_uld_rx_handler()
211 	if (!work_handlers[rpl->opcode]) {  in chcr_uld_rx_handler()
212 		pr_err("Unsupported opcode %d received\n", rpl->opcode);  in chcr_uld_rx_handler()
217 		work_handlers[rpl->opcode](adap, (unsigned char *)&rsp[1]);  in chcr_uld_rx_handler()
219 		work_handlers[rpl->opcode](adap, pgl->va);  in chcr_uld_rx_handler()
225 	struct chcr_dev *dev = &u_ctx->dev;  in chcr_detach_device()
227 	if (dev->state == CHCR_DETACH) {  in chcr_detach_device()
231 	dev->state = CHCR_DETACH;  in chcr_detach_device()
232 	if (atomic_read(&dev->inflight) != 0) {  in chcr_detach_device()
233 		schedule_delayed_work(&dev->detach_work, WQ_DETACH_TM);  in chcr_detach_device()
234 		wait_for_completion(&dev->detach_comp);  in chcr_detach_device()
248 		if (u_ctx->dev.state != CHCR_INIT) {  in chcr_uld_state_change()
249 			// ALready Initialised.  in chcr_uld_state_change()
292 		adap = padap(&u_ctx->dev);  in chcr_crypto_exit()
293 		memset(&adap->chcr_stats, 0, sizeof(adap->chcr_stats));  in chcr_crypto_exit()
294 		list_del(&u_ctx->entry);  in chcr_crypto_exit()
298 		adap = padap(&u_ctx->dev);  in chcr_crypto_exit()
299 		memset(&adap->chcr_stats, 0, sizeof(adap->chcr_stats));  in chcr_crypto_exit()
300 		list_del(&u_ctx->entry);  in chcr_crypto_exit()
309 MODULE_DESCRIPTION("Crypto Co-processor for Chelsio Terminator cards.");