bus/pci: remove unused function to detach by address

The function rte_pci_detach() is private to PCI and is
not used anywhere in current code base. Remove dead code.

Signed-off-by: Rami Rosen <rami.rosen@intel.com>

diff --git a/drivers/bus/pci/pci_common.c b/drivers/bus/pci/pci_common.c
index 8127f58..d8151b0 100644 (file)
--- a/drivers/bus/pci/pci_common.c
+++ b/drivers/bus/pci/pci_common.c
@@ -257,43 +257,6 @@ pci_probe_all_drivers(struct rte_pci_device *dev)
        return 1;
 }
 
-/*
- * Detach device specified by its pci address.
- */
-int
-rte_pci_detach(const struct rte_pci_addr *addr)
-{
-       struct rte_pci_device *dev = NULL;
-       int ret = 0;
-
-       if (addr == NULL)
-               return -1;
-
-       FOREACH_DEVICE_ON_PCIBUS(dev) {
-               if (rte_pci_addr_cmp(&dev->addr, addr))
-                       continue;
-
-               ret = rte_pci_detach_dev(dev);
-               if (ret < 0)
-                       /* negative value is an error */
-                       goto err_return;
-               if (ret > 0)
-                       /* positive value means driver doesn't support it */
-                       continue;
-
-               rte_pci_remove_device(dev);
-               free(dev);
-               return 0;
-       }
-       return -1;
-
-err_return:
-       RTE_LOG(WARNING, EAL, "Requested device " PCI_PRI_FMT
-                       " cannot be used\n", dev->addr.domain, dev->addr.bus,
-                       dev->addr.devid, dev->addr.function);
-       return -1;
-}
-
 /*
  * Scan the content of the PCI bus, and call the probe() function for
  * all registered drivers that have a matching entry in its id_table

diff --git a/drivers/bus/pci/private.h b/drivers/bus/pci/private.h
index 353a1ab..8ddd03e 100644 (file)
--- a/drivers/bus/pci/private.h
+++ b/drivers/bus/pci/private.h
@@ -32,21 +32,6 @@ rte_pci_probe(void);
  */
 int rte_pci_scan(void);
 
-/**
- * Close the single PCI device.
- *
- * Scan the content of the PCI bus, and find the pci device specified by pci
- * address, then call the remove() function for registered driver that has a
- * matching entry in its id_table for discovered device.
- *
- * @param addr
- *     The PCI Bus-Device-Function address to close.
- * @return
- *   - 0 on success.
- *   - Negative on error.
- */
-int rte_pci_detach(const struct rte_pci_addr *addr);
-
 /**
  * Find the name of a PCI device.
  */