1 // SPDX-License-Identifier: GPL-2.0
2
3 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
4 * Copyright (C) 2019-2020 Linaro Ltd.
5 */
6
7 #include <linux/types.h>
8
9 #include "ipa_gsi.h"
10 #include "gsi_trans.h"
11 #include "ipa.h"
12 #include "ipa_endpoint.h"
13 #include "ipa_data.h"
14
ipa_gsi_trans_complete(struct gsi_trans * trans)15 void ipa_gsi_trans_complete(struct gsi_trans *trans)
16 {
17 struct ipa *ipa = container_of(trans->gsi, struct ipa, gsi);
18
19 ipa_endpoint_trans_complete(ipa->channel_map[trans->channel_id], trans);
20 }
21
ipa_gsi_trans_release(struct gsi_trans * trans)22 void ipa_gsi_trans_release(struct gsi_trans *trans)
23 {
24 struct ipa *ipa = container_of(trans->gsi, struct ipa, gsi);
25
26 ipa_endpoint_trans_release(ipa->channel_map[trans->channel_id], trans);
27 }
28
ipa_gsi_channel_tx_queued(struct gsi * gsi,u32 channel_id,u32 count,u32 byte_count)29 void ipa_gsi_channel_tx_queued(struct gsi *gsi, u32 channel_id, u32 count,
30 u32 byte_count)
31 {
32 struct ipa *ipa = container_of(gsi, struct ipa, gsi);
33 struct ipa_endpoint *endpoint;
34
35 endpoint = ipa->channel_map[channel_id];
36 if (endpoint->netdev)
37 netdev_sent_queue(endpoint->netdev, byte_count);
38 }
39
ipa_gsi_channel_tx_completed(struct gsi * gsi,u32 channel_id,u32 count,u32 byte_count)40 void ipa_gsi_channel_tx_completed(struct gsi *gsi, u32 channel_id, u32 count,
41 u32 byte_count)
42 {
43 struct ipa *ipa = container_of(gsi, struct ipa, gsi);
44 struct ipa_endpoint *endpoint;
45
46 endpoint = ipa->channel_map[channel_id];
47 if (endpoint->netdev)
48 netdev_completed_queue(endpoint->netdev, count, byte_count);
49 }
50
51 /* Indicate whether an endpoint config data entry is "empty" */
ipa_gsi_endpoint_data_empty(const struct ipa_gsi_endpoint_data * data)52 bool ipa_gsi_endpoint_data_empty(const struct ipa_gsi_endpoint_data *data)
53 {
54 return data->ee_id == GSI_EE_AP && !data->channel.tlv_count;
55 }
56