The function tries to find a driver for the specified device, and then close the driver.
Signed-off-by: Tetsuya Mukawa <mukawa at igel.co.jp> --- lib/librte_eal/common/eal_common_pci.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/lib/librte_eal/common/eal_common_pci.c b/lib/librte_eal/common/eal_common_pci.c index 1e3efea..b404ee0 100644 --- a/lib/librte_eal/common/eal_common_pci.c +++ b/lib/librte_eal/common/eal_common_pci.c @@ -100,6 +100,7 @@ static struct rte_devargs *pci_devargs_lookup(struct rte_pci_device *dev) } #define INVOKE_PROBE (0) +#define INVOKE_CLOSE (1) static int pci_invoke_all_drivers(struct rte_pci_device *dev, int type) @@ -112,6 +113,11 @@ pci_invoke_all_drivers(struct rte_pci_device *dev, int type) case INVOKE_PROBE: rc = rte_eal_pci_probe_one_driver(dr, dev); break; +#if defined(RTE_LIBRTE_EAL_HOTPLUG) && defined(RTE_LIBRTE_EAL_LINUXAPP) + case INVOKE_CLOSE: + rc = rte_eal_pci_close_one_driver(dr, dev); + break; +#endif } if (rc < 0) /* negative value is an error */ @@ -135,6 +141,19 @@ pci_probe_all_drivers(struct rte_pci_device *dev) return pci_invoke_all_drivers(dev, INVOKE_PROBE); } +#if defined(RTE_LIBRTE_EAL_HOTPLUG) && defined(RTE_LIBRTE_EAL_LINUXAPP) +/* + * If vendor/device ID match, call the devclose() function of all + * registered driver for the given device. Return -1 if initialization + * failed, return 1 if no driver is found for this device. + */ +static int +pci_close_all_drivers(struct rte_pci_device *dev) +{ + return pci_invoke_all_drivers(dev, INVOKE_CLOSE); +} +#endif /* RTE_LIBRTE_EAL_HOTPLUG & RTE_LIBRTE_EAL_LINUXAPP */ + /* * Scan the content of the PCI bus, and call the devinit() function for * all registered drivers that have a matching entry in its id_table -- 1.9.1