[dpdk-dev] [PATCH v2] ethdev: remove driver name from device private data
Ferruh Yigit
ferruh.yigit at intel.com
Tue Jun 6 17:10:08 CEST 2017
rte_driver->name has the driver name and all physical and virtual
devices has access to it.
Previously it was not possible for virtual ethernet devices to access
rte_driver->name field (because eth_dev used to keep only pci_dev),
and it was required to save driver name in the device private struct.
After re-works on bus and vdev, it is possible for all bus types to
access rte_driver.
It is able to remove the driver name from ethdev device private data and
use eth_dev->device->driver->name.
Signed-off-by: Ferruh Yigit <ferruh.yigit at intel.com>
---
Cc: Gaetan Rivet <gaetan.rivet at 6wind.com>
Cc: Jan Blunck <jblunck at infradead.org>
v2:
* rebase on latest next-net
---
drivers/net/bnxt/bnxt_ethdev.c | 2 +-
drivers/net/bonding/rte_eth_bond_api.c | 4 ++--
drivers/net/cxgbe/sge.c | 6 +++---
drivers/net/dpaa2/dpaa2_ethdev.c | 1 -
drivers/net/i40e/i40e_ethdev.c | 3 +--
drivers/net/i40e/i40e_fdir.c | 2 +-
drivers/net/ixgbe/ixgbe_ethdev.c | 2 +-
drivers/net/ring/rte_eth_ring.c | 1 -
drivers/net/tap/rte_eth_tap.c | 1 -
drivers/net/vmxnet3/vmxnet3_ethdev.c | 2 +-
drivers/net/xenvirt/rte_eth_xenvirt.c | 1 -
lib/librte_ether/rte_ethdev.c | 8 ++++----
lib/librte_ether/rte_ethdev.h | 1 -
lib/librte_ether/rte_ethdev_pci.h | 1 -
lib/librte_ether/rte_ethdev_vdev.h | 1 -
15 files changed, 14 insertions(+), 22 deletions(-)
diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index f9bedf7..15195c3 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -1940,7 +1940,7 @@ static struct rte_pci_driver bnxt_rte_pmd = {
static bool
is_device_supported(struct rte_eth_dev *dev, struct rte_pci_driver *drv)
{
- if (strcmp(dev->data->drv_name, drv->driver.name))
+ if (strcmp(dev->device->driver->name, drv->driver.name))
return false;
return true;
diff --git a/drivers/net/bonding/rte_eth_bond_api.c b/drivers/net/bonding/rte_eth_bond_api.c
index 36ec65d..164eb59 100644
--- a/drivers/net/bonding/rte_eth_bond_api.c
+++ b/drivers/net/bonding/rte_eth_bond_api.c
@@ -48,11 +48,11 @@ int
check_for_bonded_ethdev(const struct rte_eth_dev *eth_dev)
{
/* Check valid pointer */
- if (eth_dev->data->drv_name == NULL)
+ if (eth_dev->device->driver->name == NULL)
return -1;
/* return 0 if driver name matches */
- return eth_dev->data->drv_name != pmd_bond_drv.driver.name;
+ return eth_dev->device->driver->name != pmd_bond_drv.driver.name;
}
int
diff --git a/drivers/net/cxgbe/sge.c b/drivers/net/cxgbe/sge.c
index 9cbd4ec..d088065 100644
--- a/drivers/net/cxgbe/sge.c
+++ b/drivers/net/cxgbe/sge.c
@@ -1691,7 +1691,7 @@ int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq,
iq->size = cxgbe_roundup(iq->size, 16);
snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
- eth_dev->data->drv_name,
+ eth_dev->device->driver->name,
fwevtq ? "fwq_ring" : "rx_ring",
eth_dev->data->port_id, queue_id);
snprintf(z_name_sw, sizeof(z_name_sw), "%s_sw_ring", z_name);
@@ -1745,7 +1745,7 @@ int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq,
fl->size = cxgbe_roundup(fl->size, 8);
snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
- eth_dev->data->drv_name,
+ eth_dev->device->driver->name,
fwevtq ? "fwq_ring" : "fl_ring",
eth_dev->data->port_id, queue_id);
snprintf(z_name_sw, sizeof(z_name_sw), "%s_sw_ring", z_name);
@@ -1945,7 +1945,7 @@ int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq,
nentries = txq->q.size + s->stat_len / sizeof(struct tx_desc);
snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
- eth_dev->data->drv_name, "tx_ring",
+ eth_dev->device->driver->name, "tx_ring",
eth_dev->data->port_id, queue_id);
snprintf(z_name_sw, sizeof(z_name_sw), "%s_sw_ring", z_name);
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 4de1e0c..da309ac 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -1464,7 +1464,6 @@ dpaa2_dev_init(struct rte_eth_dev *eth_dev)
}
eth_dev->dev_ops = &dpaa2_ethdev_ops;
- eth_dev->data->drv_name = rte_dpaa2_pmd.driver.name;
eth_dev->rx_pkt_burst = dpaa2_dev_prefetch_rx;
eth_dev->tx_pkt_burst = dpaa2_dev_tx;
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 2f1cd85..078a808 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -10738,8 +10738,7 @@ i40e_filter_restore(struct i40e_pf *pf)
static bool
is_device_supported(struct rte_eth_dev *dev, struct rte_pci_driver *drv)
{
- if (strcmp(dev->data->drv_name,
- drv->driver.name))
+ if (strcmp(dev->device->driver->name, drv->driver.name))
return false;
return true;
diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c
index 9c1ab6e..77c23e0 100644
--- a/drivers/net/i40e/i40e_fdir.c
+++ b/drivers/net/i40e/i40e_fdir.c
@@ -256,7 +256,7 @@ i40e_fdir_setup(struct i40e_pf *pf)
/* reserve memory for the fdir programming packet */
snprintf(z_name, sizeof(z_name), "%s_%s_%d",
- eth_dev->data->drv_name,
+ eth_dev->device->driver->name,
I40E_FDIR_MZ_NAME,
eth_dev->data->port_id);
mz = i40e_memzone_reserve(z_name, I40E_FDIR_PKT_LEN, SOCKET_ID_ANY);
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 504e951..ebc5467 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -4659,7 +4659,7 @@ ixgbe_set_default_mac_addr(struct rte_eth_dev *dev, struct ether_addr *addr)
static bool
is_device_supported(struct rte_eth_dev *dev, struct rte_pci_driver *drv)
{
- if (strcmp(dev->data->drv_name, drv->driver.name))
+ if (strcmp(dev->device->driver->name, drv->driver.name))
return false;
return true;
diff --git a/drivers/net/ring/rte_eth_ring.c b/drivers/net/ring/rte_eth_ring.c
index d4dce95..bb5e322 100644
--- a/drivers/net/ring/rte_eth_ring.c
+++ b/drivers/net/ring/rte_eth_ring.c
@@ -342,7 +342,6 @@ do_eth_dev_ring_create(const char *name,
eth_dev->dev_ops = &ops;
data->dev_flags = RTE_ETH_DEV_DETACHABLE;
data->kdrv = RTE_KDRV_NONE;
- data->drv_name = pmd_ring_drv.driver.name;
data->numa_node = numa_node;
/* finally assign rx and tx ops */
diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c
index 1bb660e..305f018 100644
--- a/drivers/net/tap/rte_eth_tap.c
+++ b/drivers/net/tap/rte_eth_tap.c
@@ -1220,7 +1220,6 @@ eth_dev_tap_create(struct rte_vdev_device *vdev, char *tap_name,
data->dev_private = pmd;
data->dev_flags = RTE_ETH_DEV_DETACHABLE | RTE_ETH_DEV_INTR_LSC;
data->numa_node = numa_node;
- data->drv_name = pmd_tap_drv.driver.name;
data->dev_link = pmd_link;
data->mac_addrs = &pmd->eth_addr;
diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
index ee48a9e..292a671 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
@@ -141,7 +141,7 @@ gpa_zone_reserve(struct rte_eth_dev *dev, uint32_t size,
const struct rte_memzone *mz;
snprintf(z_name, sizeof(z_name), "%s_%d_%s",
- dev->data->drv_name, dev->data->port_id, post_string);
+ dev->device->driver->name, dev->data->port_id, post_string);
mz = rte_memzone_lookup(z_name);
if (!reuse) {
diff --git a/drivers/net/xenvirt/rte_eth_xenvirt.c b/drivers/net/xenvirt/rte_eth_xenvirt.c
index 7bd29fa..e404b77 100644
--- a/drivers/net/xenvirt/rte_eth_xenvirt.c
+++ b/drivers/net/xenvirt/rte_eth_xenvirt.c
@@ -672,7 +672,6 @@ eth_dev_xenvirt_create(const char *name, const char *params,
eth_dev->data->dev_flags = RTE_ETH_DEV_DETACHABLE;
eth_dev->data->kdrv = RTE_KDRV_NONE;
- eth_dev->data->drv_name = pmd_xenvirt_drv.driver.name;
eth_dev->data->numa_node = numa_node;
eth_dev->rx_pkt_burst = eth_xenvirt_rx;
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index d257406..f5378a4 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -753,13 +753,13 @@ rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
if ((dev_conf->intr_conf.lsc == 1) &&
(!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
- dev->data->drv_name);
+ dev->device->driver->name);
return -EINVAL;
}
if ((dev_conf->intr_conf.rmv == 1) &&
(!(dev->data->dev_flags & RTE_ETH_DEV_INTR_RMV))) {
RTE_PMD_DEBUG_TRACE("driver %s does not support rmv\n",
- dev->data->drv_name);
+ dev->device->driver->name);
return -EINVAL;
}
@@ -1900,7 +1900,7 @@ rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
(*dev->dev_ops->dev_infos_get)(dev, dev_info);
- dev_info->driver_name = dev->data->drv_name;
+ dev_info->driver_name = dev->device->driver->name;
dev_info->nb_rx_queues = dev->data->nb_rx_queues;
dev_info->nb_tx_queues = dev->data->nb_tx_queues;
}
@@ -2789,7 +2789,7 @@ 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->data->drv_name, ring_name,
+ dev->device->driver->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 b9fd8d3..05ae574 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -1674,7 +1674,6 @@ struct rte_eth_dev_data {
uint32_t dev_flags; /**< Capabilities */
enum rte_kernel_driver kdrv; /**< Kernel driver passthrough */
int numa_node; /**< NUMA node connection */
- const char *drv_name; /**< Driver name */
};
/** Device supports hotplug detach */
diff --git a/lib/librte_ether/rte_ethdev_pci.h b/lib/librte_ether/rte_ethdev_pci.h
index d3bc03c..69aab03 100644
--- a/lib/librte_ether/rte_ethdev_pci.h
+++ b/lib/librte_ether/rte_ethdev_pci.h
@@ -69,7 +69,6 @@ rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev,
eth_dev->data->kdrv = pci_dev->kdrv;
eth_dev->data->numa_node = pci_dev->device.numa_node;
- eth_dev->data->drv_name = pci_dev->driver->driver.name;
}
/**
diff --git a/lib/librte_ether/rte_ethdev_vdev.h b/lib/librte_ether/rte_ethdev_vdev.h
index fa2cb61..4d2c3e2 100644
--- a/lib/librte_ether/rte_ethdev_vdev.h
+++ b/lib/librte_ether/rte_ethdev_vdev.h
@@ -77,7 +77,6 @@ rte_eth_vdev_allocate(struct rte_vdev_device *dev, size_t private_data_size)
eth_dev->data->kdrv = RTE_KDRV_NONE;
eth_dev->data->numa_node = dev->device.numa_node;
- eth_dev->data->drv_name = dev->device.driver->name;
return eth_dev;
}
--
2.9.3
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