[dpdk-dev] [PATCH v6 21/28] librte_ether: remove branches on pci_dev

Bernard Iremonger bernard.iremonger at intel.com
Thu Oct 29 19:36:28 CET 2015


use dev_type to distinguish between vdev's and pdev's.
remove pci_dev branches.
update release notes.

Signed-off-by: Bernard Iremonger <bernard.iremonger at intel.com>
Acked-by: Bruce Richardson <bruce.richardson at intel.com>
---
 doc/guides/rel_notes/release_2_2.rst |  3 +++
 lib/librte_ether/rte_ethdev.c        | 40 +++++++++++++++---------------------
 2 files changed, 20 insertions(+), 23 deletions(-)

diff --git a/doc/guides/rel_notes/release_2_2.rst b/doc/guides/rel_notes/release_2_2.rst
index 4f75cff..455b5a2 100644
--- a/doc/guides/rel_notes/release_2_2.rst
+++ b/doc/guides/rel_notes/release_2_2.rst
@@ -9,6 +9,9 @@ New Features
   *  Added support for Jumbo Frames.
   *  Optimize forwarding performance for Chelsio T5 40GbE cards.
 
+* **Removed the PCI device from vdev PMD's.**
+
+  * This change required modifications to librte_ether and all vdev and pdev PMD's.
 
 Resolved Issues
 ---------------
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index ce1d000..2fce370 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -424,7 +424,7 @@ rte_eth_dev_socket_id(uint8_t port_id)
 {
 	if (!rte_eth_dev_is_valid_port(port_id))
 		return -1;
-	return rte_eth_devices[port_id].pci_dev->numa_node;
+	return rte_eth_devices[port_id].data->numa_node;
 }
 
 uint8_t
@@ -503,27 +503,25 @@ rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 static int
 rte_eth_dev_is_detachable(uint8_t port_id)
 {
-	uint32_t drv_flags;
+	uint32_t dev_flags;
 
 	if (!rte_eth_dev_is_valid_port(port_id)) {
 		PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 		return -EINVAL;
 	}
 
-	if (rte_eth_devices[port_id].dev_type == RTE_ETH_DEV_PCI) {
-		switch (rte_eth_devices[port_id].pci_dev->kdrv) {
-		case RTE_KDRV_IGB_UIO:
-		case RTE_KDRV_UIO_GENERIC:
-		case RTE_KDRV_NIC_UIO:
-			break;
-		case RTE_KDRV_VFIO:
-		default:
-			return -ENOTSUP;
-		}
+	switch (rte_eth_devices[port_id].data->kdrv) {
+	case RTE_KDRV_IGB_UIO:
+	case RTE_KDRV_UIO_GENERIC:
+	case RTE_KDRV_NIC_UIO:
+	case RTE_KDRV_NONE:
+		break;
+	case RTE_KDRV_VFIO:
+	default:
+		return -ENOTSUP;
 	}
-
-	drv_flags = rte_eth_devices[port_id].driver->pci_drv.drv_flags;
-	return !(drv_flags & RTE_PCI_DRV_DETACHABLE);
+	dev_flags = rte_eth_devices[port_id].data->dev_flags;
+	return !(dev_flags & RTE_ETH_DEV_DETACHABLE);
 }
 
 /* attach the new physical device, then store port_id of the device */
@@ -1143,14 +1141,11 @@ rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 	 * If link state interrupt is enabled, check that the
 	 * device supports it.
 	 */
-	if (dev_conf->intr_conf.lsc == 1) {
-		const struct rte_pci_driver *pci_drv = &dev->driver->pci_drv;
-
-		if (!(pci_drv->drv_flags & RTE_PCI_DRV_INTR_LSC)) {
+	if ((dev_conf->intr_conf.lsc == 1) &&
+		(!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 			PMD_DEBUG_TRACE("driver %s does not support lsc\n",
-					pci_drv->name);
+					dev->data->drv_name);
 			return -EINVAL;
-		}
 	}
 
 	/*
@@ -1795,8 +1790,7 @@ rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
 	FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
 	(*dev->dev_ops->dev_infos_get)(dev, dev_info);
 	dev_info->pci_dev = dev->pci_dev;
-	if (dev->driver)
-		dev_info->driver_name = dev->driver->pci_drv.name;
+	dev_info->driver_name = dev->data->drv_name;
 }
 
 void
-- 
1.9.1



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