wil6210: support new WMI-only FW capability

WMI_ONLY FW is used for testing in production. It cannot be used for
scan/connect, etc.
In case FW reports this capability, driver will not allow interface up.

Signed-off-by: Dedy Lansky <qca_dlansky@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

diff --git a/drivers/net/wireless/ath/wil6210/netdev.c b/drivers/net/wireless/ath/wil6210/netdev.c
index d5df744..1843d98 100644 (file)
--- a/drivers/net/wireless/ath/wil6210/netdev.c
+++ b/drivers/net/wireless/ath/wil6210/netdev.c
@@ -24,8 +24,9 @@ static int wil_open(struct net_device *ndev)
 
        wil_dbg_misc(wil, "open\n");
 
-       if (debug_fw) {
-               wil_err(wil, "while in debug_fw mode\n");
+       if (debug_fw ||
+           test_bit(WMI_FW_CAPABILITY_WMI_ONLY, wil->fw_capabilities)) {
+               wil_err(wil, "while in debug_fw or wmi_only mode\n");
                return -EINVAL;
        }
 

diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c
index 8baa603..b85b4f7 100644 (file)
--- a/drivers/net/wireless/ath/wil6210/pcie_bus.c
+++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c
@@ -99,8 +99,10 @@ static int wil_if_pcie_enable(struct wil6210_priv *wil)
         */
        int msi_only = pdev->msi_enabled;
        bool _use_msi = use_msi;
+       bool wmi_only = test_bit(WMI_FW_CAPABILITY_WMI_ONLY,
+                                wil->fw_capabilities);
 
-       wil_dbg_misc(wil, "if_pcie_enable\n");
+       wil_dbg_misc(wil, "if_pcie_enable, wmi_only %d\n", wmi_only);
 
        pdev->msi_enabled = 0;
 
@@ -123,9 +125,11 @@ static int wil_if_pcie_enable(struct wil6210_priv *wil)
        if (rc)
                goto stop_master;
 
-       /* need reset here to obtain MAC */
+       /* need reset here to obtain MAC or in case of WMI-only FW, full reset
+        * and fw loading takes place
+        */
        mutex_lock(&wil->mutex);
-       rc = wil_reset(wil, false);
+       rc = wil_reset(wil, wmi_only);
        mutex_unlock(&wil->mutex);
        if (rc)
                goto release_irq;

diff --git a/drivers/net/wireless/ath/wil6210/wmi.h b/drivers/net/wireless/ath/wil6210/wmi.h
index 9c4a0bd..906aa72 100644 (file)
--- a/drivers/net/wireless/ath/wil6210/wmi.h
+++ b/drivers/net/wireless/ath/wil6210/wmi.h
@@ -57,6 +57,7 @@ enum wmi_fw_capability {
        WMI_FW_CAPABILITY_RF_SECTORS            = 2,
        WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT      = 3,
        WMI_FW_CAPABILITY_DISABLE_AP_SME        = 4,
+       WMI_FW_CAPABILITY_WMI_ONLY              = 5,
        WMI_FW_CAPABILITY_MAX,
 };