[dpdk-dev] [PATCH v3 9/9] ethdev: Decouple struct rte_eth_dev from struct rte_pci_device
Jan Blunck
jblunck at infradead.org
Tue Dec 20 12:11:55 CET 2016
Signed-off-by: Jan Blunck <jblunck at infradead.org>
---
app/test/virtual_pmd.c | 4 ++--
drivers/net/bonding/rte_eth_bond_args.c | 12 ++++++++++--
drivers/net/cxgbe/cxgbe_main.c | 4 ++--
drivers/net/fm10k/fm10k_ethdev.c | 6 +++---
drivers/net/virtio/virtio_user_ethdev.c | 1 -
lib/librte_eal/common/include/rte_pci.h | 6 ++++++
lib/librte_ether/rte_ethdev.c | 6 +++---
lib/librte_ether/rte_ethdev.h | 4 ++--
8 files changed, 28 insertions(+), 15 deletions(-)
diff --git a/app/test/virtual_pmd.c b/app/test/virtual_pmd.c
index 65b44c6..bd30b14 100644
--- a/app/test/virtual_pmd.c
+++ b/app/test/virtual_pmd.c
@@ -625,8 +625,8 @@ virtual_ethdev_create(const char *name, struct ether_addr *mac_addr,
dev_private->dev_ops = virtual_ethdev_default_dev_ops;
eth_dev->dev_ops = &dev_private->dev_ops;
- eth_dev->pci_dev = pci_dev;
- eth_dev->pci_dev->device.driver = ð_drv->pci_drv.driver;
+ pci_dev->device.driver = ð_drv->pci_drv.driver;
+ eth_dev->device = &pci_dev->device;
eth_dev->rx_pkt_burst = virtual_ethdev_rx_burst_success;
eth_dev->tx_pkt_burst = virtual_ethdev_tx_burst_success;
diff --git a/drivers/net/bonding/rte_eth_bond_args.c b/drivers/net/bonding/rte_eth_bond_args.c
index 02ecde6..29436ea 100644
--- a/drivers/net/bonding/rte_eth_bond_args.c
+++ b/drivers/net/bonding/rte_eth_bond_args.c
@@ -54,15 +54,23 @@ const char *pmd_bond_init_valid_arguments[] = {
static inline int
find_port_id_by_pci_addr(const struct rte_pci_addr *pci_addr)
{
+ struct rte_pci_device *pci_dev;
struct rte_pci_addr *eth_pci_addr;
unsigned i;
for (i = 0; i < rte_eth_dev_count(); i++) {
- if (rte_eth_devices[i].pci_dev == NULL)
+ /* Currently populated by rte_eth_copy_pci_info().
+ *
+ * TODO: Once the PCI bus has arrived we should have a better
+ * way to test for being a PCI device or not.
+ */
+ if (rte_eth_devices[i].data->kdrv == RTE_KDRV_UNKNOWN ||
+ rte_eth_devices[i].data->kdrv == RTE_KDRV_NONE)
continue;
- eth_pci_addr = &(rte_eth_devices[i].pci_dev->addr);
+ pci_dev = ETH_DEV_PCI_DEV(&rte_eth_devices[i]);
+ eth_pci_addr = &pci_dev->addr;
if (pci_addr->bus == eth_pci_addr->bus &&
pci_addr->devid == eth_pci_addr->devid &&
diff --git a/drivers/net/cxgbe/cxgbe_main.c b/drivers/net/cxgbe/cxgbe_main.c
index 922155b..ea13c7e 100644
--- a/drivers/net/cxgbe/cxgbe_main.c
+++ b/drivers/net/cxgbe/cxgbe_main.c
@@ -1163,14 +1163,14 @@ int cxgbe_probe(struct adapter *adapter)
pi->eth_dev->data = data;
allocate_mac:
- pi->eth_dev->pci_dev = adapter->pdev;
+ pi->eth_dev->device = &adapter->pdev->device;
pi->eth_dev->data->dev_private = pi;
pi->eth_dev->driver = adapter->eth_dev->driver;
pi->eth_dev->dev_ops = adapter->eth_dev->dev_ops;
pi->eth_dev->tx_pkt_burst = adapter->eth_dev->tx_pkt_burst;
pi->eth_dev->rx_pkt_burst = adapter->eth_dev->rx_pkt_burst;
- rte_eth_copy_pci_info(pi->eth_dev, pi->eth_dev->pci_dev);
+ rte_eth_copy_pci_info(pi->eth_dev, adapter->pdev);
TAILQ_INIT(&pi->eth_dev->link_intr_cbs);
diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c
index 5d0bce5..5718b39 100644
--- a/drivers/net/fm10k/fm10k_ethdev.c
+++ b/drivers/net/fm10k/fm10k_ethdev.c
@@ -678,7 +678,7 @@ fm10k_dev_tx_init(struct rte_eth_dev *dev)
/* Enable use of FTAG bit in TX descriptor, PFVTCTL
* register is read-only for VF.
*/
- if (fm10k_check_ftag(dev->pci_dev->device.devargs)) {
+ if (fm10k_check_ftag(dev->device->devargs)) {
if (hw->mac.type == fm10k_mac_pf) {
FM10K_WRITE_REG(hw, FM10K_PFVTCTL(i),
FM10K_PFVTCTL_FTAG_DESC_ENABLE);
@@ -2740,7 +2740,7 @@ fm10k_set_tx_function(struct rte_eth_dev *dev)
int use_sse = 1;
uint16_t tx_ftag_en = 0;
- if (fm10k_check_ftag(dev->pci_dev->device.devargs))
+ if (fm10k_check_ftag(dev->device->devargs))
tx_ftag_en = 1;
for (i = 0; i < dev->data->nb_tx_queues; i++) {
@@ -2771,7 +2771,7 @@ fm10k_set_rx_function(struct rte_eth_dev *dev)
uint16_t i, rx_using_sse;
uint16_t rx_ftag_en = 0;
- if (fm10k_check_ftag(dev->pci_dev->device.devargs))
+ if (fm10k_check_ftag(dev->device->devargs))
rx_ftag_en = 1;
/* In order to allow Vector Rx there are a few configuration
diff --git a/drivers/net/virtio/virtio_user_ethdev.c b/drivers/net/virtio/virtio_user_ethdev.c
index 406beea..8cb983c 100644
--- a/drivers/net/virtio/virtio_user_ethdev.c
+++ b/drivers/net/virtio/virtio_user_ethdev.c
@@ -310,7 +310,6 @@ virtio_user_eth_dev_alloc(const char *name)
data->numa_node = SOCKET_ID_ANY;
data->kdrv = RTE_KDRV_NONE;
data->dev_flags = RTE_ETH_DEV_DETACHABLE;
- eth_dev->pci_dev = NULL;
eth_dev->driver = NULL;
return eth_dev;
}
diff --git a/lib/librte_eal/common/include/rte_pci.h b/lib/librte_eal/common/include/rte_pci.h
index 9ce8847..19deaf6 100644
--- a/lib/librte_eal/common/include/rte_pci.h
+++ b/lib/librte_eal/common/include/rte_pci.h
@@ -160,6 +160,12 @@ struct rte_pci_device {
enum rte_kernel_driver kdrv; /**< Kernel driver passthrough */
};
+/**
+ * @internal
+ * Helper macro for drivers that need to convert to struct rte_pci_device.
+ */
+#define DEV_PCI_DEV(ptr) container_of(ptr, struct rte_pci_device, device)
+
/** Any PCI device identifier (vendor, device, ...) */
#define PCI_ANY_ID (0xffff)
#define RTE_CLASS_ANY_ID (0xffffff)
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 4ecea50..cc01672 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -257,7 +257,7 @@ rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
if (eth_dev->data->dev_private == NULL)
rte_panic("Cannot allocate memzone for private port data\n");
}
- eth_dev->pci_dev = pci_dev;
+ eth_dev->device = &pci_dev->device;
eth_dev->intr_handle = &pci_dev->intr_handle;
eth_dev->driver = eth_drv;
eth_dev->data->rx_mbuf_alloc_failed = 0;
@@ -318,7 +318,7 @@ rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
if (rte_eal_process_type() == RTE_PROC_PRIMARY)
rte_free(eth_dev->data->dev_private);
- eth_dev->pci_dev = NULL;
+ eth_dev->device = NULL;
eth_dev->driver = NULL;
eth_dev->data = NULL;
@@ -2578,7 +2578,7 @@ rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
const struct rte_memzone *mz;
snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
- dev->driver->pci_drv.driver.name, ring_name,
+ dev->data->drv_name, ring_name,
dev->data->port_id, queue_id);
mz = rte_memzone_lookup(z_name);
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index f1f656a..58ef798 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -1628,7 +1628,7 @@ struct rte_eth_dev {
struct rte_eth_dev_data *data; /**< Pointer to device data */
const struct eth_driver *driver;/**< Driver for this device */
const struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */
- struct rte_pci_device *pci_dev; /**< PCI info. supplied by probing */
+ struct rte_device *device; /**< Backing device for this device */
struct rte_intr_handle *intr_handle; /**< Device interrupt handle */
/** User application callbacks for NIC interrupts */
struct rte_eth_dev_cb_list link_intr_cbs;
@@ -1649,7 +1649,7 @@ struct rte_eth_dev {
* @internal
* Helper for drivers that need to convert from rte_eth_dev to rte_pci_device.
*/
-#define ETH_DEV_PCI_DEV(ptr) ((ptr)->pci_dev)
+#define ETH_DEV_PCI_DEV(ptr) DEV_PCI_DEV((ptr)->device)
struct rte_eth_dev_sriov {
uint8_t active; /**< SRIOV is active with 16, 32 or 64 pools */
--
2.7.4
More information about the dev
mailing list