[dpdk-dev] [PATCH 17/36] ixgbe base codes: Get bus info

Ouyang Changchun changchun.ouyang at intel.com
Thu Feb 12 13:00:49 CET 2015


New function to get bus information for x550em;

Signed-off-by: Changchun Ouyang <changchun.ouyang at intel.com>
---
 lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h |  1 +
 lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c | 23 +++++++++++++++++++++--
 lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h |  1 +
 3 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
index 459e0e3..6043eac 100644
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
@@ -3324,6 +3324,7 @@ enum ixgbe_bus_type {
 	ixgbe_bus_type_pci,
 	ixgbe_bus_type_pcix,
 	ixgbe_bus_type_pci_express,
+	ixgbe_bus_type_internal,
 	ixgbe_bus_type_reserved
 };
 
diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c
index c07e4e9..e3d8fc1 100644
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c
@@ -171,8 +171,9 @@ s32 ixgbe_init_ops_X550EM(struct ixgbe_hw *hw)
 	mac->ops.disable_sec_rx_path = NULL;
 	mac->ops.enable_sec_rx_path = NULL;
 
-	/* PCIe bus info not supported in X550EM */
-	mac->ops.get_bus_info = NULL;
+	/* X550EM bus type is internal*/
+	hw->bus.type = ixgbe_bus_type_internal;
+	mac->ops.get_bus_info = ixgbe_get_bus_info_X550em;
 
 	mac->ops.read_iosf_sb_reg = ixgbe_read_iosf_sb_reg_x550;
 	mac->ops.write_iosf_sb_reg = ixgbe_write_iosf_sb_reg_x550;
@@ -1964,6 +1965,24 @@ u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw *hw)
 }
 
 /**
+ * ixgbe_get_bus_info_x550em - Set PCI bus info
+ * @hw: pointer to hardware structure
+ *
+ * Sets bus link width and speed to unknown because X550em is
+ * not a PCI device.
+ **/
+s32 ixgbe_get_bus_info_X550em(struct ixgbe_hw *hw)
+{
+
+	DEBUGFUNC("ixgbe_get_bus_info_x550em");
+
+	hw->bus.width = ixgbe_bus_width_unknown;
+	hw->bus.speed = ixgbe_bus_speed_unknown;
+
+	return IXGBE_SUCCESS;
+}
+
+/**
  * ixgbe_disable_rx_x550 - Disable RX unit
  *
  * Enables the Rx DMA unit for x550
diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h
index 8804777..8c78cb1 100644
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.h
@@ -40,6 +40,7 @@ s32 ixgbe_dmac_config_X550(struct ixgbe_hw *hw);
 s32 ixgbe_dmac_config_tcs_X550(struct ixgbe_hw *hw);
 s32 ixgbe_dmac_update_tcs_X550(struct ixgbe_hw *hw);
 
+s32 ixgbe_get_bus_info_X550em(struct ixgbe_hw *hw);
 s32 ixgbe_init_eeprom_params_X550(struct ixgbe_hw *hw);
 s32 ixgbe_update_eeprom_checksum_X550(struct ixgbe_hw *hw);
 s32 ixgbe_calc_eeprom_checksum_X550(struct ixgbe_hw *hw);
-- 
1.8.4.2



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