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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 19:56:41 +07:00
iwlwifi: add checking for the condition to reduce tx power
When bluetooth coex is active and certain condition matched, driver need to decide should the tx power been reduce or not. Adding the logic to manage it. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
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@ -541,9 +541,10 @@ static void iwlagn_print_uartmsg(struct iwl_priv *priv,
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BT_UART_MSG_FRAME7CONNECTABLE_POS);
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}
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static void iwlagn_set_kill_msk(struct iwl_priv *priv,
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static bool iwlagn_set_kill_msk(struct iwl_priv *priv,
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struct iwl_bt_uart_msg *uart_msg)
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{
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bool need_update = false;
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u8 kill_msk;
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static const __le32 bt_kill_ack_msg[2] = {
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IWLAGN_BT_KILL_ACK_MASK_DEFAULT,
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@ -560,10 +561,39 @@ static void iwlagn_set_kill_msk(struct iwl_priv *priv,
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priv->kill_ack_mask = bt_kill_ack_msg[kill_msk];
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priv->bt_valid |= IWLAGN_BT_VALID_KILL_CTS_MASK;
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priv->kill_cts_mask = bt_kill_cts_msg[kill_msk];
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/* schedule to send runtime bt_config */
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queue_work(priv->workqueue, &priv->bt_runtime_config);
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need_update = true;
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}
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return need_update;
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}
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static bool iwlagn_fill_txpower_mode(struct iwl_priv *priv,
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struct iwl_bt_uart_msg *uart_msg)
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{
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bool need_update = false;
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if (!priv->reduced_txpower &&
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!iwl_is_associated(priv, IWL_RXON_CTX_PAN) &&
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(uart_msg->frame3 & (BT_UART_MSG_FRAME3ACL_MSK |
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BT_UART_MSG_FRAME3OBEX_MSK)) &&
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!(uart_msg->frame3 & (BT_UART_MSG_FRAME3SCOESCO_MSK |
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BT_UART_MSG_FRAME3SNIFF_MSK | BT_UART_MSG_FRAME3A2DP_MSK))) {
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/* enabling reduced tx power */
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priv->reduced_txpower = true;
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priv->bt_valid |= IWLAGN_BT_VALID_REDUCED_TX_PWR;
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need_update = true;
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} else if (priv->reduced_txpower &&
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(iwl_is_associated(priv, IWL_RXON_CTX_PAN) ||
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(uart_msg->frame3 & (BT_UART_MSG_FRAME3SCOESCO_MSK |
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BT_UART_MSG_FRAME3SNIFF_MSK | BT_UART_MSG_FRAME3A2DP_MSK)) ||
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!(uart_msg->frame3 & (BT_UART_MSG_FRAME3ACL_MSK |
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BT_UART_MSG_FRAME3OBEX_MSK)))) {
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/* disable reduced tx power */
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priv->reduced_txpower = false;
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priv->bt_valid &= ~IWLAGN_BT_VALID_REDUCED_TX_PWR;
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need_update = true;
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}
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return need_update;
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}
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int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
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@ -611,7 +641,11 @@ int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
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}
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}
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iwlagn_set_kill_msk(priv, uart_msg);
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/* schedule to send runtime bt_config */
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if (iwlagn_set_kill_msk(priv, uart_msg) ||
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iwlagn_fill_txpower_mode(priv, uart_msg))
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queue_work(priv->workqueue, &priv->bt_runtime_config);
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/* FIXME: based on notification, adjust the prio_boost */
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@ -921,6 +921,7 @@ struct iwl_priv {
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__le32 kill_ack_mask;
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__le32 kill_cts_mask;
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__le16 bt_valid;
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bool reduced_txpower;
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u16 bt_on_thresh;
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u16 bt_duration;
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u16 dynamic_frag_thresh;
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