ath10k: rename board_data in struct ath10k
[cascardo/linux.git] / drivers / net / wireless / ath / ath10k / core.c
index 7226c23..494b4c7 100644 (file)
@@ -38,17 +38,6 @@ MODULE_PARM_DESC(uart_print, "Uart target debugging");
 MODULE_PARM_DESC(p2p, "Enable ath10k P2P support");
 
 static const struct ath10k_hw_params ath10k_hw_params_list[] = {
-       {
-               .id = QCA988X_HW_1_0_VERSION,
-               .name = "qca988x hw1.0",
-               .patch_load_addr = QCA988X_HW_1_0_PATCH_LOAD_ADDR,
-               .fw = {
-                       .dir = QCA988X_HW_1_0_FW_DIR,
-                       .fw = QCA988X_HW_1_0_FW_FILE,
-                       .otp = QCA988X_HW_1_0_OTP_FILE,
-                       .board = QCA988X_HW_1_0_BOARD_DATA_FILE,
-               },
-       },
        {
                .id = QCA988X_HW_2_0_VERSION,
                .name = "qca988x hw2.0",
@@ -64,33 +53,12 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
 
 static void ath10k_send_suspend_complete(struct ath10k *ar)
 {
-       ath10k_dbg(ATH10K_DBG_CORE, "%s\n", __func__);
+       ath10k_dbg(ATH10K_DBG_BOOT, "boot suspend complete\n");
 
        ar->is_target_paused = true;
        wake_up(&ar->event_queue);
 }
 
-static int ath10k_check_fw_version(struct ath10k *ar)
-{
-       char version[32];
-
-       if (ar->fw_version_major >= SUPPORTED_FW_MAJOR &&
-           ar->fw_version_minor >= SUPPORTED_FW_MINOR &&
-           ar->fw_version_release >= SUPPORTED_FW_RELEASE &&
-           ar->fw_version_build >= SUPPORTED_FW_BUILD)
-               return 0;
-
-       snprintf(version, sizeof(version), "%u.%u.%u.%u",
-                SUPPORTED_FW_MAJOR, SUPPORTED_FW_MINOR,
-                SUPPORTED_FW_RELEASE, SUPPORTED_FW_BUILD);
-
-       ath10k_warn("WARNING: Firmware version %s is not officially supported.\n",
-                   ar->hw->wiphy->fw_version);
-       ath10k_warn("Please upgrade to version %s (or newer)\n", version);
-
-       return 0;
-}
-
 static int ath10k_init_connect_htc(struct ath10k *ar)
 {
        int status;
@@ -112,7 +80,7 @@ static int ath10k_init_connect_htc(struct ath10k *ar)
                goto timeout;
        }
 
-       ath10k_dbg(ATH10K_DBG_CORE, "core wmi ready\n");
+       ath10k_dbg(ATH10K_DBG_BOOT, "boot wmi ready\n");
        return 0;
 
 timeout:
@@ -214,8 +182,8 @@ static int ath10k_push_board_ext_data(struct ath10k *ar,
                return ret;
        }
 
-       ath10k_dbg(ATH10K_DBG_CORE,
-                  "ath10k: Board extended Data download addr: 0x%x\n",
+       ath10k_dbg(ATH10K_DBG_BOOT,
+                  "boot push board extended data addr 0x%x\n",
                   board_ext_data_addr);
 
        if (board_ext_data_addr == 0)
@@ -247,7 +215,7 @@ static int ath10k_push_board_ext_data(struct ath10k *ar,
 
 static int ath10k_download_board_data(struct ath10k *ar)
 {
-       const struct firmware *fw = ar->board_data;
+       const struct firmware *fw = ar->board;
        u32 board_data_size = QCA988X_BOARD_DATA_SZ;
        u32 address;
        int ret;
@@ -330,8 +298,8 @@ exit:
 
 static void ath10k_core_free_firmware_files(struct ath10k *ar)
 {
-       if (ar->board_data && !IS_ERR(ar->board_data))
-               release_firmware(ar->board_data);
+       if (ar->board && !IS_ERR(ar->board))
+               release_firmware(ar->board);
 
        if (ar->otp && !IS_ERR(ar->otp))
                release_firmware(ar->otp);
@@ -339,7 +307,7 @@ static void ath10k_core_free_firmware_files(struct ath10k *ar)
        if (ar->firmware && !IS_ERR(ar->firmware))
                release_firmware(ar->firmware);
 
-       ar->board_data = NULL;
+       ar->board = NULL;
        ar->otp = NULL;
        ar->firmware = NULL;
 }
@@ -358,11 +326,11 @@ static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
                return -EINVAL;
        }
 
-       ar->board_data = ath10k_fetch_fw_file(ar,
-                                             ar->hw_params.fw.dir,
-                                             ar->hw_params.fw.board);
-       if (IS_ERR(ar->board_data)) {
-               ret = PTR_ERR(ar->board_data);
+       ar->board = ath10k_fetch_fw_file(ar,
+                                        ar->hw_params.fw.dir,
+                                        ar->hw_params.fw.board);
+       if (IS_ERR(ar->board)) {
+               ret = PTR_ERR(ar->board);
                ath10k_err("could not fetch board data (%d)\n", ret);
                goto err;
        }
@@ -446,6 +414,13 @@ static int ath10k_init_uart(struct ath10k *ar)
                return ret;
        }
 
+       /* Set the UART baud rate to 19200. */
+       ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200);
+       if (ret) {
+               ath10k_warn("could not set the baud rate (%d)\n", ret);
+               return ret;
+       }
+
        ath10k_info("UART prints enabled\n");
        return 0;
 }
@@ -545,6 +520,9 @@ struct ath10k *ath10k_core_create(void *hif_priv, struct device *dev,
        INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work);
        skb_queue_head_init(&ar->offchan_tx_queue);
 
+       INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work);
+       skb_queue_head_init(&ar->wmi_mgmt_tx_queue);
+
        init_waitqueue_head(&ar->event_queue);
 
        INIT_WORK(&ar->restart_work, ath10k_core_restart);
@@ -620,10 +598,6 @@ int ath10k_core_start(struct ath10k *ar)
 
        ath10k_info("firmware %s booted\n", ar->hw->wiphy->fw_version);
 
-       status = ath10k_check_fw_version(ar);
-       if (status)
-               goto err_disconnect_htc;
-
        status = ath10k_wmi_cmd_init(ar);
        if (status) {
                ath10k_err("could not send WMI init command (%d)\n", status);
@@ -641,6 +615,10 @@ int ath10k_core_start(struct ath10k *ar)
        if (status)
                goto err_disconnect_htc;
 
+       status = ath10k_debug_start(ar);
+       if (status)
+               goto err_disconnect_htc;
+
        ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1;
 
        return 0;
@@ -658,6 +636,7 @@ EXPORT_SYMBOL(ath10k_core_start);
 
 void ath10k_core_stop(struct ath10k *ar)
 {
+       ath10k_debug_stop(ar);
        ath10k_htc_stop(&ar->htc);
        ath10k_htt_detach(&ar->htt);
        ath10k_wmi_detach(ar);
@@ -717,10 +696,46 @@ static int ath10k_core_probe_fw(struct ath10k *ar)
        return 0;
 }
 
-int ath10k_core_register(struct ath10k *ar)
+static int ath10k_core_check_chip_id(struct ath10k *ar)
+{
+       u32 hw_revision = MS(ar->chip_id, SOC_CHIP_ID_REV);
+
+       ath10k_dbg(ATH10K_DBG_BOOT, "boot chip_id 0x%08x hw_revision 0x%x\n",
+                  ar->chip_id, hw_revision);
+
+       /* Check that we are not using hw1.0 (some of them have same pci id
+        * as hw2.0) before doing anything else as ath10k crashes horribly
+        * due to missing hw1.0 workarounds. */
+       switch (hw_revision) {
+       case QCA988X_HW_1_0_CHIP_ID_REV:
+               ath10k_err("ERROR: qca988x hw1.0 is not supported\n");
+               return -EOPNOTSUPP;
+
+       case QCA988X_HW_2_0_CHIP_ID_REV:
+               /* known hardware revision, continue normally */
+               return 0;
+
+       default:
+               ath10k_warn("Warning: hardware revision unknown (0x%x), expect problems\n",
+                           ar->chip_id);
+               return 0;
+       }
+
+       return 0;
+}
+
+int ath10k_core_register(struct ath10k *ar, u32 chip_id)
 {
        int status;
 
+       ar->chip_id = chip_id;
+
+       status = ath10k_core_check_chip_id(ar);
+       if (status) {
+               ath10k_err("Unsupported chip id 0x%08x\n", ar->chip_id);
+               return status;
+       }
+
        status = ath10k_core_probe_fw(ar);
        if (status) {
                ath10k_err("could not probe fw (%d)\n", status);
@@ -755,6 +770,7 @@ void ath10k_core_unregister(struct ath10k *ar)
         * Otherwise we will fail to submit commands to FW and mac80211 will be
         * unhappy about callback failures. */
        ath10k_mac_unregister(ar);
+
        ath10k_core_free_firmware_files(ar);
 }
 EXPORT_SYMBOL(ath10k_core_unregister);