drivers/net/ipa/ipa_gsi.c

   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 }