New upstream version 18.08
[deb_dpdk.git] / drivers / net / ixgbe / rte_pmd_ixgbe.c
index d8ca8ca..3a874f9 100644 (file)
@@ -5,6 +5,7 @@
 #include <rte_ethdev_driver.h>
 
 #include "base/ixgbe_api.h"
+#include "base/ixgbe_x550.h"
 #include "ixgbe_ethdev.h"
 #include "rte_pmd_ixgbe.h"
 
@@ -880,6 +881,34 @@ rte_pmd_ixgbe_set_tc_bw_alloc(uint16_t port,
        return 0;
 }
 
+int __rte_experimental
+rte_pmd_ixgbe_upd_fctrl_sbp(uint16_t port, int enable)
+{
+       struct ixgbe_hw *hw;
+       struct rte_eth_dev *dev;
+       uint32_t fctrl;
+
+       RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
+       dev = &rte_eth_devices[port];
+       if (!is_ixgbe_supported(dev))
+               return -ENOTSUP;
+
+       hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       if (!hw)
+               return -ENOTSUP;
+
+       fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL);
+
+       /* If 'enable' set the SBP bit else clear it */
+       if (enable)
+               fctrl |= IXGBE_FCTRL_SBP;
+       else
+               fctrl &= ~(IXGBE_FCTRL_SBP);
+
+       IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl);
+       return 0;
+}
+
 #ifdef RTE_LIBRTE_IXGBE_BYPASS
 int
 rte_pmd_ixgbe_bypass_init(uint16_t port_id)
@@ -1012,3 +1041,204 @@ rte_pmd_ixgbe_bypass_wd_reset(uint16_t port_id)
        return ixgbe_bypass_wd_reset(dev);
 }
 #endif
+
+/**
+ *  rte_pmd_ixgbe_acquire_swfw - Acquire SWFW semaphore
+ *  @hw: pointer to hardware structure
+ *  @mask: Mask to specify which semaphore to acquire
+ *
+ *  Acquires the SWFW semaphore and get the shared phy token as needed
+ */
+STATIC s32 rte_pmd_ixgbe_acquire_swfw(struct ixgbe_hw *hw, u32 mask)
+{
+       int retries = FW_PHY_TOKEN_RETRIES;
+       s32 status = IXGBE_SUCCESS;
+
+       while (--retries) {
+               status = ixgbe_acquire_swfw_semaphore(hw, mask);
+               if (status) {
+                       PMD_DRV_LOG(ERR, "Get SWFW sem failed, Status = %d\n",
+                                   status);
+                       return status;
+               }
+               status = ixgbe_get_phy_token(hw);
+               if (status == IXGBE_SUCCESS)
+                       return IXGBE_SUCCESS;
+
+               if (status == IXGBE_ERR_TOKEN_RETRY)
+                       PMD_DRV_LOG(ERR, "Get PHY token failed, Status = %d\n",
+                                   status);
+
+               ixgbe_release_swfw_semaphore(hw, mask);
+               if (status != IXGBE_ERR_TOKEN_RETRY) {
+                       PMD_DRV_LOG(ERR,
+                                   "Retry get PHY token failed, Status=%d\n",
+                                   status);
+                       return status;
+               }
+       }
+       PMD_DRV_LOG(ERR, "swfw acquisition retries failed!: PHY ID = 0x%08X\n",
+                   hw->phy.id);
+       return status;
+}
+
+/**
+ *  rte_pmd_ixgbe_release_swfw_sync - Release SWFW semaphore
+ *  @hw: pointer to hardware structure
+ *  @mask: Mask to specify which semaphore to release
+ *
+ *  Releases the SWFW semaphore and puts the shared phy token as needed
+ */
+STATIC void rte_pmd_ixgbe_release_swfw(struct ixgbe_hw *hw, u32 mask)
+{
+       ixgbe_put_phy_token(hw);
+       ixgbe_release_swfw_semaphore(hw, mask);
+}
+
+int __rte_experimental
+rte_pmd_ixgbe_mdio_lock(uint16_t port)
+{
+       struct ixgbe_hw *hw;
+       struct rte_eth_dev *dev;
+       u32 swfw_mask;
+
+       RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
+       dev = &rte_eth_devices[port];
+       if (!is_ixgbe_supported(dev))
+               return -ENOTSUP;
+
+       hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       if (!hw)
+               return -ENOTSUP;
+
+       if (hw->bus.lan_id)
+               swfw_mask = IXGBE_GSSR_PHY1_SM;
+       else
+               swfw_mask = IXGBE_GSSR_PHY0_SM;
+
+       if (rte_pmd_ixgbe_acquire_swfw(hw, swfw_mask))
+               return IXGBE_ERR_SWFW_SYNC;
+
+       return IXGBE_SUCCESS;
+}
+
+int __rte_experimental
+rte_pmd_ixgbe_mdio_unlock(uint16_t port)
+{
+       struct rte_eth_dev *dev;
+       struct ixgbe_hw *hw;
+       u32 swfw_mask;
+
+       RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
+
+       dev = &rte_eth_devices[port];
+       if (!is_ixgbe_supported(dev))
+               return -ENOTSUP;
+
+       hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       if (!hw)
+               return -ENOTSUP;
+
+       if (hw->bus.lan_id)
+               swfw_mask = IXGBE_GSSR_PHY1_SM;
+       else
+               swfw_mask = IXGBE_GSSR_PHY0_SM;
+
+       rte_pmd_ixgbe_release_swfw(hw, swfw_mask);
+
+       return IXGBE_SUCCESS;
+}
+
+int __rte_experimental
+rte_pmd_ixgbe_mdio_unlocked_read(uint16_t port, uint32_t reg_addr,
+                                uint32_t dev_type, uint16_t *phy_data)
+{
+       struct ixgbe_hw *hw;
+       struct rte_eth_dev *dev;
+       u32 i, data, command;
+
+       RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
+       dev = &rte_eth_devices[port];
+       if (!is_ixgbe_supported(dev))
+               return -ENOTSUP;
+
+       hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       if (!hw)
+               return -ENOTSUP;
+
+       /* Setup and write the read command */
+       command = (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) |
+                 (dev_type << IXGBE_MSCA_PHY_ADDR_SHIFT) |
+                 IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_READ_AUTOINC |
+                 IXGBE_MSCA_MDI_COMMAND;
+
+       IXGBE_WRITE_REG(hw, IXGBE_MSCA, command);
+
+       /* Check every 10 usec to see if the access completed.
+        * The MDI Command bit will clear when the operation is
+        * complete
+        */
+       for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
+               usec_delay(10);
+
+               command = IXGBE_READ_REG(hw, IXGBE_MSCA);
+               if (!(command & IXGBE_MSCA_MDI_COMMAND))
+                       break;
+       }
+       if (command & IXGBE_MSCA_MDI_COMMAND)
+               return IXGBE_ERR_PHY;
+
+       /* Read operation is complete.  Get the data from MSRWD */
+       data = IXGBE_READ_REG(hw, IXGBE_MSRWD);
+       data >>= IXGBE_MSRWD_READ_DATA_SHIFT;
+       *phy_data = (u16)data;
+
+       return 0;
+}
+
+int __rte_experimental
+rte_pmd_ixgbe_mdio_unlocked_write(uint16_t port, uint32_t reg_addr,
+                                 uint32_t dev_type, uint16_t phy_data)
+{
+       struct ixgbe_hw *hw;
+       u32 i, command;
+       struct rte_eth_dev *dev;
+
+       RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
+       dev = &rte_eth_devices[port];
+       if (!is_ixgbe_supported(dev))
+               return -ENOTSUP;
+
+       hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       if (!hw)
+               return -ENOTSUP;
+
+       /* Put the data in the MDI single read and write data register*/
+       IXGBE_WRITE_REG(hw, IXGBE_MSRWD, (u32)phy_data);
+
+       /* Setup and write the write command */
+       command = (reg_addr << IXGBE_MSCA_DEV_TYPE_SHIFT) |
+                 (dev_type << IXGBE_MSCA_PHY_ADDR_SHIFT) |
+                 IXGBE_MSCA_OLD_PROTOCOL | IXGBE_MSCA_WRITE |
+                 IXGBE_MSCA_MDI_COMMAND;
+
+       IXGBE_WRITE_REG(hw, IXGBE_MSCA, command);
+
+       /* Check every 10 usec to see if the access completed.
+        * The MDI Command bit will clear when the operation is
+        * complete
+        */
+       for (i = 0; i < IXGBE_MDIO_COMMAND_TIMEOUT; i++) {
+               usec_delay(10);
+
+               command = IXGBE_READ_REG(hw, IXGBE_MSCA);
+               if (!(command & IXGBE_MSCA_MDI_COMMAND))
+                       break;
+       }
+       if (command & IXGBE_MSCA_MDI_COMMAND) {
+               ERROR_REPORT1(IXGBE_ERROR_POLLING,
+                             "PHY write cmd didn't complete\n");
+               return IXGBE_ERR_PHY;
+       }
+       return 0;
+}