[dpdk-dev] [PATCH v2 38/42] ethdev: remove unused ethdev PCI probe/remove

Gaetan Rivet gaetan.rivet at 6wind.com
Tue Apr 11 17:44:45 CEST 2017


From: Jan Blunck <jblunck at infradead.org>

This removes the now unused rte_eth_dev_pci_probe() and
rte_eth_dev_pci_remove() functions.

Signed-off-by: Jan Blunck <jblunck at infradead.org>
---
 lib/librte_ether/rte_ethdev.c          | 97 ----------------------------------
 lib/librte_ether/rte_ethdev.h          | 15 ------
 lib/librte_ether/rte_ethdev_pci.h      | 10 ++++
 lib/librte_ether/rte_ether_version.map | 10 +---
 4 files changed, 11 insertions(+), 121 deletions(-)

diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 6ed2321..5bb016d 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -285,103 +285,6 @@ rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 }
 
 int
-rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
-		      struct rte_pci_device *pci_dev)
-{
-	struct eth_driver    *eth_drv;
-	struct rte_eth_dev *eth_dev;
-	char ethdev_name[RTE_ETH_NAME_MAX_LEN];
-
-	int diag;
-
-	eth_drv = (struct eth_driver *)pci_drv;
-
-	rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
-			sizeof(ethdev_name));
-
-	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
-		eth_dev = rte_eth_dev_allocate(ethdev_name);
-		if (eth_dev == NULL)
-			return -ENOMEM;
-
-		eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
-				  eth_drv->dev_private_size,
-				  RTE_CACHE_LINE_SIZE);
-		if (eth_dev->data->dev_private == NULL)
-			rte_panic("Cannot allocate memzone for private port data\n");
-	} else {
-		eth_dev = rte_eth_dev_attach_secondary(ethdev_name);
-		if (eth_dev == NULL) {
-			/*
-			 * if we failed to attach a device, it means the
-			 * device is skipped in primary process, due to
-			 * some errors. If so, we return a positive value,
-			 * to let EAL skip it for the secondary process
-			 * as well.
-			 */
-			return 1;
-		}
-	}
-	eth_dev->device = &pci_dev->device;
-	eth_dev->intr_handle = &pci_dev->intr_handle;
-	eth_dev->driver = eth_drv;
-
-	/* Invoke PMD device initialization function */
-	diag = (*eth_drv->eth_dev_init)(eth_dev);
-	if (diag == 0)
-		return 0;
-
-	RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%x device_id=0x%x) failed\n",
-			pci_drv->driver.name,
-			(unsigned) pci_dev->id.vendor_id,
-			(unsigned) pci_dev->id.device_id);
-	if (rte_eal_process_type() == RTE_PROC_PRIMARY)
-		rte_free(eth_dev->data->dev_private);
-	rte_eth_dev_release_port(eth_dev);
-	return diag;
-}
-
-int
-rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
-{
-	const struct eth_driver *eth_drv;
-	struct rte_eth_dev *eth_dev;
-	char ethdev_name[RTE_ETH_NAME_MAX_LEN];
-	int ret;
-
-	if (pci_dev == NULL)
-		return -EINVAL;
-
-	rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
-			sizeof(ethdev_name));
-
-	eth_dev = rte_eth_dev_allocated(ethdev_name);
-	if (eth_dev == NULL)
-		return -ENODEV;
-
-	eth_drv = (const struct eth_driver *)pci_dev->driver;
-
-	/* Invoke PMD device uninit function */
-	if (*eth_drv->eth_dev_uninit) {
-		ret = (*eth_drv->eth_dev_uninit)(eth_dev);
-		if (ret)
-			return ret;
-	}
-
-	/* free ether device */
-	rte_eth_dev_release_port(eth_dev);
-
-	if (rte_eal_process_type() == RTE_PROC_PRIMARY)
-		rte_free(eth_dev->data->dev_private);
-
-	eth_dev->device = NULL;
-	eth_dev->driver = NULL;
-	eth_dev->data = NULL;
-
-	return 0;
-}
-
-int
 rte_eth_dev_is_valid_port(uint8_t port_id)
 {
 	if (port_id >= RTE_MAX_ETHPORTS ||
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 8cd1a11..abef70f 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -4608,21 +4608,6 @@ rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id);
 int
 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name);
 
-/**
- * @internal
- * Wrapper for use by pci drivers as a .probe function to attach to a ethdev
- * interface.
- */
-int rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
-			  struct rte_pci_device *pci_dev);
-
-/**
- * @internal
- * Wrapper for use by pci drivers as a .remove function to detach a ethdev
- * interface.
- */
-int rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/librte_ether/rte_ethdev_pci.h b/lib/librte_ether/rte_ethdev_pci.h
index 4b728db..fe62589 100644
--- a/lib/librte_ether/rte_ethdev_pci.h
+++ b/lib/librte_ether/rte_ethdev_pci.h
@@ -108,6 +108,11 @@ rte_eth_dev_pci_release(struct rte_eth_dev *eth_dev)
 
 typedef int (*eth_dev_pci_callback_t)(struct rte_eth_dev *eth_dev);
 
+/**
+ * @internal
+ * Wrapper for use by pci drivers in a .probe function to attach to a ethdev
+ * interface.
+ */
 static inline int
 rte_eth_dev_pci_generic_probe(struct rte_pci_device *pci_dev,
 	size_t private_data_size, eth_dev_pci_callback_t dev_init)
@@ -127,6 +132,11 @@ rte_eth_dev_pci_generic_probe(struct rte_pci_device *pci_dev,
 	return ret;
 }
 
+/**
+ * @internal
+ * Wrapper for use by pci drivers in a .remove function to detach a ethdev
+ * interface.
+ */
 static inline int
 rte_eth_dev_pci_generic_remove(struct rte_pci_device *pci_dev,
 	eth_dev_pci_callback_t dev_uninit)
diff --git a/lib/librte_ether/rte_ether_version.map b/lib/librte_ether/rte_ether_version.map
index f2bed58..b95312f 100644
--- a/lib/librte_ether/rte_ether_version.map
+++ b/lib/librte_ether/rte_ether_version.map
@@ -134,14 +134,6 @@ DPDK_16.07 {
 
 } DPDK_16.04;
 
-DPDK_16.11 {
-	global:
-
-	rte_eth_dev_pci_probe;
-	rte_eth_dev_pci_remove;
-
-} DPDK_16.07;
-
 DPDK_17.02 {
 	global:
 
@@ -153,7 +145,7 @@ DPDK_17.02 {
 	rte_flow_query;
 	rte_flow_validate;
 
-} DPDK_16.11;
+} DPDK_16.07;
 
 DPDK_17.05 {
 	global:
-- 
2.1.4



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