xref: /linux/drivers/net/ipa/ipa_gsi.c (revision 447e140e66fd226350b3ce86cffc965eaae4c856)
1 // SPDX-License-Identifier: GPL-2.0
2 
3 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
4  * Copyright (C) 2019-2024 Linaro Ltd.
5  */
6 
7 #include <linux/types.h>
8 
9 #include "gsi_trans.h"
10 #include "ipa.h"
11 #include "ipa_data.h"
12 #include "ipa_endpoint.h"
13 #include "ipa_gsi.h"
14 #include "ipa_version.h"
15 
16 void ipa_gsi_trans_complete(struct gsi_trans *trans)
17 {
18 	struct ipa *ipa = container_of(trans->gsi, struct ipa, gsi);
19 
20 	ipa_endpoint_trans_complete(ipa->channel_map[trans->channel_id], trans);
21 }
22 
23 void ipa_gsi_trans_release(struct gsi_trans *trans)
24 {
25 	struct ipa *ipa = container_of(trans->gsi, struct ipa, gsi);
26 
27 	ipa_endpoint_trans_release(ipa->channel_map[trans->channel_id], trans);
28 }
29 
30 void ipa_gsi_channel_tx_queued(struct gsi *gsi, u32 channel_id, u32 count,
31 			       u32 byte_count)
32 {
33 	struct ipa *ipa = container_of(gsi, struct ipa, gsi);
34 	struct ipa_endpoint *endpoint;
35 
36 	endpoint = ipa->channel_map[channel_id];
37 	if (endpoint->netdev)
38 		netdev_sent_queue(endpoint->netdev, byte_count);
39 }
40 
41 void ipa_gsi_channel_tx_completed(struct gsi *gsi, u32 channel_id, u32 count,
42 				  u32 byte_count)
43 {
44 	struct ipa *ipa = container_of(gsi, struct ipa, gsi);
45 	struct ipa_endpoint *endpoint;
46 
47 	endpoint = ipa->channel_map[channel_id];
48 	if (endpoint->netdev)
49 		netdev_completed_queue(endpoint->netdev, count, byte_count);
50 }
51 
52 /* Indicate whether an endpoint config data entry is "empty" */
53 bool ipa_gsi_endpoint_data_empty(const struct ipa_gsi_endpoint_data *data)
54 {
55 	return data->ee_id == GSI_EE_AP && !data->channel.tlv_count;
56 }
57