Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 285 insertions, 0 deletions

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c
new file mode 100644
index 000000000..34906750b
--- /dev/null
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_vnic.c
@@ -0,0 +1,285 @@
+/*
+ * QLogic qlcnic NIC Driver
+ * Copyright (c) 2009-2013 QLogic Corporation
+ *
+ * See LICENSE.qlcnic for copyright and licensing details.
+ */
+
+#include "qlcnic.h"
+#include "qlcnic_hw.h"
+
+static int qlcnic_83xx_enable_vnic_mode(struct qlcnic_adapter *adapter, int lock)
+{
+	if (lock) {
+		if (qlcnic_83xx_lock_driver(adapter))
+			return -EBUSY;
+	}
+	QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_OPER);
+	if (lock)
+		qlcnic_83xx_unlock_driver(adapter);
+
+	return 0;
+}
+
+int qlcnic_83xx_disable_vnic_mode(struct qlcnic_adapter *adapter, int lock)
+{
+	struct qlcnic_hardware_context *ahw = adapter->ahw;
+
+	if (lock) {
+		if (qlcnic_83xx_lock_driver(adapter))
+			return -EBUSY;
+	}
+
+	QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_NON_OPER);
+	ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER;
+
+	if (lock)
+		qlcnic_83xx_unlock_driver(adapter);
+
+	return 0;
+}
+
+int qlcnic_83xx_set_vnic_opmode(struct qlcnic_adapter *adapter)
+{
+	u8 id;
+	int ret = -EBUSY;
+	u32 data = QLCNIC_MGMT_FUNC;
+	struct qlcnic_hardware_context *ahw = adapter->ahw;
+
+	if (qlcnic_83xx_lock_driver(adapter))
+		return ret;
+
+	id = ahw->pci_func;
+	data = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE);
+	data = (data & ~QLC_83XX_SET_FUNC_OPMODE(0x3, id)) |
+	       QLC_83XX_SET_FUNC_OPMODE(QLCNIC_MGMT_FUNC, id);
+
+	QLCWRX(adapter->ahw, QLC_83XX_DRV_OP_MODE, data);
+
+	qlcnic_83xx_unlock_driver(adapter);
+
+	return 0;
+}
+
+static void
+qlcnic_83xx_config_vnic_buff_descriptors(struct qlcnic_adapter *adapter)
+{
+	struct qlcnic_hardware_context *ahw = adapter->ahw;
+
+	if (ahw->port_type == QLCNIC_XGBE) {
+		adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
+		adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
+		adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+		adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+
+	} else if (ahw->port_type == QLCNIC_GBE) {
+		adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
+		adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
+		adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
+		adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
+	}
+	adapter->num_txd = MAX_CMD_DESCRIPTORS;
+	adapter->max_rds_rings = MAX_RDS_RINGS;
+}
+
+
+/**
+ * qlcnic_83xx_init_mgmt_vnic
+ *
+ * @adapter: adapter structure
+ * Management virtual NIC sets the operational mode of other vNIC's and
+ * configures embedded switch (ESWITCH).
+ * Returns: Success(0) or error code.
+ *
+ **/
+static int qlcnic_83xx_init_mgmt_vnic(struct qlcnic_adapter *adapter)
+{
+	struct qlcnic_hardware_context *ahw = adapter->ahw;
+	struct device *dev = &adapter->pdev->dev;
+	struct qlcnic_npar_info *npar;
+	int i, err = -EIO;
+
+	qlcnic_83xx_get_minidump_template(adapter);
+
+	if (!(adapter->flags & QLCNIC_ADAPTER_INITIALIZED)) {
+		if (qlcnic_init_pci_info(adapter))
+			return err;
+
+		npar = adapter->npars;
+
+		for (i = 0; i < ahw->total_nic_func; i++, npar++) {
+			dev_info(dev, "id:%d active:%d type:%d port:%d min_bw:%d max_bw:%d mac_addr:%pM\n",
+				 npar->pci_func, npar->active, npar->type,
+				 npar->phy_port, npar->min_bw, npar->max_bw,
+				 npar->mac);
+		}
+
+		dev_info(dev, "Max functions = %d, active functions = %d\n",
+			 ahw->max_pci_func, ahw->total_nic_func);
+
+		if (qlcnic_83xx_set_vnic_opmode(adapter))
+			return err;
+
+		if (qlcnic_set_default_offload_settings(adapter))
+			return err;
+	} else {
+		if (qlcnic_reset_npar_config(adapter))
+			return err;
+	}
+
+	if (qlcnic_83xx_get_port_info(adapter))
+		return err;
+
+	qlcnic_83xx_config_vnic_buff_descriptors(adapter);
+	ahw->msix_supported = qlcnic_use_msi_x ? 1 : 0;
+	adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
+	qlcnic_83xx_enable_vnic_mode(adapter, 1);
+
+	dev_info(dev, "HAL Version: %d, Management function\n",
+		 ahw->fw_hal_version);
+
+	return 0;
+}
+
+static int qlcnic_83xx_init_privileged_vnic(struct qlcnic_adapter *adapter)
+{
+	int err = -EIO;
+
+	qlcnic_83xx_get_minidump_template(adapter);
+	if (qlcnic_83xx_get_port_info(adapter))
+		return err;
+
+	qlcnic_83xx_config_vnic_buff_descriptors(adapter);
+	adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
+	adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
+
+	dev_info(&adapter->pdev->dev,
+		 "HAL Version: %d, Privileged function\n",
+		 adapter->ahw->fw_hal_version);
+	return 0;
+}
+
+static int qlcnic_83xx_init_non_privileged_vnic(struct qlcnic_adapter *adapter)
+{
+	int err = -EIO;
+
+	qlcnic_83xx_get_fw_version(adapter);
+	if (qlcnic_set_eswitch_port_config(adapter))
+		return err;
+
+	if (qlcnic_83xx_get_port_info(adapter))
+		return err;
+
+	qlcnic_83xx_config_vnic_buff_descriptors(adapter);
+	adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
+	adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
+
+	dev_info(&adapter->pdev->dev, "HAL Version: %d, Virtual function\n",
+		 adapter->ahw->fw_hal_version);
+
+	return 0;
+}
+
+/**
+ * qlcnic_83xx_vnic_opmode
+ *
+ * @adapter: adapter structure
+ * Identify virtual NIC operational modes.
+ *
+ * Returns: Success(0) or error code.
+ *
+ **/
+int qlcnic_83xx_config_vnic_opmode(struct qlcnic_adapter *adapter)
+{
+	u32 op_mode, priv_level;
+	struct qlcnic_hardware_context *ahw = adapter->ahw;
+	struct qlcnic_nic_template *nic_ops = adapter->nic_ops;
+
+	qlcnic_get_func_no(adapter);
+	op_mode = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE);
+
+	if (op_mode == QLC_83XX_DEFAULT_OPMODE)
+		priv_level = QLCNIC_MGMT_FUNC;
+	else
+		priv_level = QLC_83XX_GET_FUNC_PRIVILEGE(op_mode,
+							 ahw->pci_func);
+	switch (priv_level) {
+	case QLCNIC_NON_PRIV_FUNC:
+		ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
+		ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry;
+		nic_ops->init_driver = qlcnic_83xx_init_non_privileged_vnic;
+		break;
+	case QLCNIC_PRIV_FUNC:
+		ahw->op_mode = QLCNIC_PRIV_FUNC;
+		ahw->idc.state_entry = qlcnic_83xx_idc_vnic_pf_entry;
+		nic_ops->init_driver = qlcnic_83xx_init_privileged_vnic;
+		break;
+	case QLCNIC_MGMT_FUNC:
+		ahw->op_mode = QLCNIC_MGMT_FUNC;
+		ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry;
+		nic_ops->init_driver = qlcnic_83xx_init_mgmt_vnic;
+		break;
+	default:
+		dev_err(&adapter->pdev->dev, "Invalid Virtual NIC opmode\n");
+		return -EIO;
+	}
+
+	if (ahw->capabilities & QLC_83XX_ESWITCH_CAPABILITY) {
+		adapter->flags |= QLCNIC_ESWITCH_ENABLED;
+		if (adapter->drv_mac_learn)
+			adapter->rx_mac_learn = true;
+	} else {
+		adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
+		adapter->rx_mac_learn = false;
+	}
+
+	ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER;
+	ahw->idc.vnic_wait_limit = QLCNIC_DEV_NPAR_OPER_TIMEO;
+
+	return 0;
+}
+
+int qlcnic_83xx_check_vnic_state(struct qlcnic_adapter *adapter)
+{
+	struct qlcnic_hardware_context *ahw = adapter->ahw;
+	struct qlc_83xx_idc *idc = &ahw->idc;
+	u32 state;
+
+	state = QLCRDX(ahw, QLC_83XX_VNIC_STATE);
+	while (state != QLCNIC_DEV_NPAR_OPER && idc->vnic_wait_limit) {
+		idc->vnic_wait_limit--;
+		msleep(1000);
+		state = QLCRDX(ahw, QLC_83XX_VNIC_STATE);
+	}
+
+	if (state != QLCNIC_DEV_NPAR_OPER) {
+		dev_err(&adapter->pdev->dev,
+			"vNIC mode not operational, state check timed out.\n");
+		return -EIO;
+	}
+
+	return 0;
+}
+
+int qlcnic_83xx_set_port_eswitch_status(struct qlcnic_adapter *adapter,
+					int func, int *port_id)
+{
+	struct qlcnic_info nic_info;
+	int err = 0;
+
+	memset(&nic_info, 0, sizeof(struct qlcnic_info));
+
+	err = qlcnic_get_nic_info(adapter, &nic_info, func);
+	if (err)
+		return err;
+
+	if (nic_info.capabilities & QLC_83XX_ESWITCH_CAPABILITY)
+		*port_id = nic_info.phys_port;
+	else
+		err = -EIO;
+
+	if (!err)
+		adapter->eswitch[*port_id].flags |= QLCNIC_SWITCH_ENABLE;
+
+	return err;
+}