* Copyright(c) 2001-2021 Intel Corporation
*/
-#include "ice_vlan_mode.h"
#include "ice_common.h"
/**
- * ice_pkg_supports_dvm - determine if DDP supports Double VLAN mode (DVM)
+ * ice_pkg_get_supported_vlan_mode - chk if DDP supports Double VLAN mode (DVM)
* @hw: pointer to the HW struct
* @dvm: output variable to determine if DDP supports DVM(true) or SVM(false)
*/
* configuration lock has been released because all ports on a device need to
* cache the VLAN mode.
*/
-void ice_cache_vlan_mode(struct ice_hw *hw)
+static void ice_cache_vlan_mode(struct ice_hw *hw)
{
hw->dvm_ena = ice_aq_is_dvm_ena(hw) ? true : false;
}
/**
- * ice_is_dvm_supported - check if Double VLAN Mode is supported
- * @hw: pointer to the hardware structure
- *
- * Returns true if Double VLAN Mode (DVM) is supported and false if only Single
- * VLAN Mode (SVM) is supported. In order for DVM to be supported the DDP and
- * firmware must support it, otherwise only SVM is supported. This function
- * should only be called while the global config lock is held and after the
- * package has been successfully downloaded.
+ * ice_pkg_supports_dvm - find out if DDP supports DVM
+ * @hw: pointer to the HW structure
*/
-static bool ice_is_dvm_supported(struct ice_hw *hw)
+static bool ice_pkg_supports_dvm(struct ice_hw *hw)
{
- struct ice_aqc_get_vlan_mode get_vlan_mode = { 0 };
enum ice_status status;
bool pkg_supports_dvm;
return false;
}
- if (!pkg_supports_dvm)
- return false;
+ return pkg_supports_dvm;
+}
+
+/**
+ * ice_fw_supports_dvm - find out if FW supports DVM
+ * @hw: pointer to the HW structure
+ */
+static bool ice_fw_supports_dvm(struct ice_hw *hw)
+{
+ struct ice_aqc_get_vlan_mode get_vlan_mode = { 0 };
+ enum ice_status status;
/* If firmware returns success, then it supports DVM, else it only
* supports SVM
return true;
}
+/**
+ * ice_is_dvm_supported - check if Double VLAN Mode is supported
+ * @hw: pointer to the hardware structure
+ *
+ * Returns true if Double VLAN Mode (DVM) is supported and false if only Single
+ * VLAN Mode (SVM) is supported. In order for DVM to be supported the DDP and
+ * firmware must support it, otherwise only SVM is supported. This function
+ * should only be called while the global config lock is held and after the
+ * package has been successfully downloaded.
+ */
+static bool ice_is_dvm_supported(struct ice_hw *hw)
+{
+ if (!ice_pkg_supports_dvm(hw)) {
+ ice_debug(hw, ICE_DBG_PKG, "DDP doesn't support DVM\n");
+ return false;
+ }
+
+ if (!ice_fw_supports_dvm(hw)) {
+ ice_debug(hw, ICE_DBG_PKG, "FW doesn't support DVM\n");
+ return false;
+ }
+
+ return true;
+}
+
#define ICE_EXTERNAL_VLAN_ID_FV_IDX 11
#define ICE_SW_LKUP_VLAN_LOC_LKUP_IDX 1
#define ICE_SW_LKUP_VLAN_PKT_FLAGS_LKUP_IDX 2
return status;
}
+ status = ice_set_dvm_boost_entries(hw);
+ if (status) {
+ ice_debug(hw, ICE_DBG_INIT, "Failed to set boost TCAM entries for double VLAN mode, status %d\n",
+ status);
+ return status;
+ }
+
return ICE_SUCCESS;
}
return ice_set_svm(hw);
}
+
+/**
+ * ice_print_dvm_not_supported - print if DDP and/or FW doesn't support DVM
+ * @hw: pointer to the HW structure
+ *
+ * The purpose of this function is to print that QinQ is not supported due to
+ * incompatibilty from the DDP and/or FW. This will give a hint to the user to
+ * update one and/or both components if they expect QinQ functionality.
+ */
+static void ice_print_dvm_not_supported(struct ice_hw *hw)
+{
+ bool pkg_supports_dvm = ice_pkg_supports_dvm(hw);
+ bool fw_supports_dvm = ice_fw_supports_dvm(hw);
+
+ if (!fw_supports_dvm && !pkg_supports_dvm)
+ ice_info(hw, "QinQ functionality cannot be enabled on this device. "
+ "Update your DDP package and NVM to versions that support QinQ.\n");
+ else if (!pkg_supports_dvm)
+ ice_info(hw, "QinQ functionality cannot be enabled on this device. "
+ "Update your DDP package to a version that supports QinQ.\n");
+ else if (!fw_supports_dvm)
+ ice_info(hw, "QinQ functionality cannot be enabled on this device. "
+ "Update your NVM to a version that supports QinQ.\n");
+}
+
+/**
+ * ice_post_pkg_dwnld_vlan_mode_cfg - configure VLAN mode after DDP download
+ * @hw: pointer to the HW structure
+ *
+ * This function is meant to configure any VLAN mode specific functionality
+ * after the global configuration lock has been released and the DDP has been
+ * downloaded.
+ *
+ * Since only one PF downloads the DDP and configures the VLAN mode there needs
+ * to be a way to configure the other PFs after the DDP has been downloaded and
+ * the global configuration lock has been released. All such code should go in
+ * this function.
+ */
+void ice_post_pkg_dwnld_vlan_mode_cfg(struct ice_hw *hw)
+{
+ ice_cache_vlan_mode(hw);
+
+ if (ice_is_dvm_ena(hw))
+ ice_change_proto_id_to_dvm();
+ else
+ ice_print_dvm_not_supported(hw);
+}
git.droids-corp.org / dpdk.git / blobdiff