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path: root/drivers/net/wireless/iwlwifi/dvm/sta.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/dvm/sta.c')
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/sta.c111
1 files changed, 39 insertions, 72 deletions
diff --git a/drivers/net/wireless/iwlwifi/dvm/sta.c b/drivers/net/wireless/iwlwifi/dvm/sta.c
index 6ec86adbe4a1..0fa67d3b7235 100644
--- a/drivers/net/wireless/iwlwifi/dvm/sta.c
+++ b/drivers/net/wireless/iwlwifi/dvm/sta.c
@@ -60,41 +60,28 @@ static int iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id)
return 0;
}
-static int iwl_process_add_sta_resp(struct iwl_priv *priv,
- struct iwl_addsta_cmd *addsta,
- struct iwl_rx_packet *pkt)
+static void iwl_process_add_sta_resp(struct iwl_priv *priv,
+ struct iwl_rx_packet *pkt)
{
struct iwl_add_sta_resp *add_sta_resp = (void *)pkt->data;
- u8 sta_id = addsta->sta.sta_id;
- int ret = -EIO;
- if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) {
- IWL_ERR(priv, "Bad return from REPLY_ADD_STA (0x%08X)\n",
- pkt->hdr.flags);
- return ret;
- }
-
- IWL_DEBUG_INFO(priv, "Processing response for adding station %u\n",
- sta_id);
+ IWL_DEBUG_INFO(priv, "Processing response for adding station\n");
spin_lock_bh(&priv->sta_lock);
switch (add_sta_resp->status) {
case ADD_STA_SUCCESS_MSK:
IWL_DEBUG_INFO(priv, "REPLY_ADD_STA PASSED\n");
- ret = iwl_sta_ucode_activate(priv, sta_id);
break;
case ADD_STA_NO_ROOM_IN_TABLE:
- IWL_ERR(priv, "Adding station %d failed, no room in table.\n",
- sta_id);
+ IWL_ERR(priv, "Adding station failed, no room in table.\n");
break;
case ADD_STA_NO_BLOCK_ACK_RESOURCE:
- IWL_ERR(priv, "Adding station %d failed, no block ack "
- "resource.\n", sta_id);
+ IWL_ERR(priv,
+ "Adding station failed, no block ack resource.\n");
break;
case ADD_STA_MODIFY_NON_EXIST_STA:
- IWL_ERR(priv, "Attempting to modify non-existing station %d\n",
- sta_id);
+ IWL_ERR(priv, "Attempting to modify non-existing station\n");
break;
default:
IWL_DEBUG_ASSOC(priv, "Received REPLY_ADD_STA:(0x%08X)\n",
@@ -102,37 +89,14 @@ static int iwl_process_add_sta_resp(struct iwl_priv *priv,
break;
}
- IWL_DEBUG_INFO(priv, "%s station id %u addr %pM\n",
- priv->stations[sta_id].sta.mode ==
- STA_CONTROL_MODIFY_MSK ? "Modified" : "Added",
- sta_id, priv->stations[sta_id].sta.sta.addr);
-
- /*
- * XXX: The MAC address in the command buffer is often changed from
- * the original sent to the device. That is, the MAC address
- * written to the command buffer often is not the same MAC address
- * read from the command buffer when the command returns. This
- * issue has not yet been resolved and this debugging is left to
- * observe the problem.
- */
- IWL_DEBUG_INFO(priv, "%s station according to cmd buffer %pM\n",
- priv->stations[sta_id].sta.mode ==
- STA_CONTROL_MODIFY_MSK ? "Modified" : "Added",
- addsta->sta.addr);
spin_unlock_bh(&priv->sta_lock);
-
- return ret;
}
-int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
- struct iwl_device_cmd *cmd)
+void iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
- if (!cmd)
- return 0;
-
- return iwl_process_add_sta_resp(priv, (void *)cmd->payload, pkt);
+ iwl_process_add_sta_resp(priv, pkt);
}
int iwl_send_add_sta(struct iwl_priv *priv,
@@ -146,6 +110,8 @@ int iwl_send_add_sta(struct iwl_priv *priv,
.len = { sizeof(*sta), },
};
u8 sta_id __maybe_unused = sta->sta.sta_id;
+ struct iwl_rx_packet *pkt;
+ struct iwl_add_sta_resp *add_sta_resp;
IWL_DEBUG_INFO(priv, "Adding sta %u (%pM) %ssynchronously\n",
sta_id, sta->sta.addr, flags & CMD_ASYNC ? "a" : "");
@@ -159,16 +125,22 @@ int iwl_send_add_sta(struct iwl_priv *priv,
if (ret || (flags & CMD_ASYNC))
return ret;
- /*else the command was successfully sent in SYNC mode, need to free
- * the reply page */
- iwl_free_resp(&cmd);
+ pkt = cmd.resp_pkt;
+ add_sta_resp = (void *)pkt->data;
- if (cmd.handler_status)
- IWL_ERR(priv, "%s - error in the CMD response %d\n", __func__,
- cmd.handler_status);
+ /* debug messages are printed in the handler */
+ if (add_sta_resp->status == ADD_STA_SUCCESS_MSK) {
+ spin_lock_bh(&priv->sta_lock);
+ ret = iwl_sta_ucode_activate(priv, sta_id);
+ spin_unlock_bh(&priv->sta_lock);
+ } else {
+ ret = -EIO;
+ }
- return cmd.handler_status;
+ iwl_free_resp(&cmd);
+
+ return ret;
}
bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
@@ -452,6 +424,7 @@ static int iwl_send_remove_station(struct iwl_priv *priv,
struct iwl_rx_packet *pkt;
int ret;
struct iwl_rem_sta_cmd rm_sta_cmd;
+ struct iwl_rem_sta_resp *rem_sta_resp;
struct iwl_host_cmd cmd = {
.id = REPLY_REMOVE_STA,
@@ -471,29 +444,23 @@ static int iwl_send_remove_station(struct iwl_priv *priv,
return ret;
pkt = cmd.resp_pkt;
- if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) {
- IWL_ERR(priv, "Bad return from REPLY_REMOVE_STA (0x%08X)\n",
- pkt->hdr.flags);
- ret = -EIO;
- }
+ rem_sta_resp = (void *)pkt->data;
- if (!ret) {
- struct iwl_rem_sta_resp *rem_sta_resp = (void *)pkt->data;
- switch (rem_sta_resp->status) {
- case REM_STA_SUCCESS_MSK:
- if (!temporary) {
- spin_lock_bh(&priv->sta_lock);
- iwl_sta_ucode_deactivate(priv, sta_id);
- spin_unlock_bh(&priv->sta_lock);
- }
- IWL_DEBUG_ASSOC(priv, "REPLY_REMOVE_STA PASSED\n");
- break;
- default:
- ret = -EIO;
- IWL_ERR(priv, "REPLY_REMOVE_STA failed\n");
- break;
+ switch (rem_sta_resp->status) {
+ case REM_STA_SUCCESS_MSK:
+ if (!temporary) {
+ spin_lock_bh(&priv->sta_lock);
+ iwl_sta_ucode_deactivate(priv, sta_id);
+ spin_unlock_bh(&priv->sta_lock);
}
+ IWL_DEBUG_ASSOC(priv, "REPLY_REMOVE_STA PASSED\n");
+ break;
+ default:
+ ret = -EIO;
+ IWL_ERR(priv, "REPLY_REMOVE_STA failed\n");
+ break;
}
+
iwl_free_resp(&cmd);
return ret;