From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Blunck Subject: [PATCH v7 04/15] pci: implement find_device bus operation Date: Thu, 29 Jun 2017 20:21:55 +0200 Message-ID: <20170629182206.1072-5-jblunck@infradead.org> References: <20170629182206.1072-1-jblunck@infradead.org> Cc: gaetan.rivet@6wind.com, shreyansh.jain@nxp.com To: dev@dpdk.org Return-path: Received: from mail-wm0-f65.google.com (mail-wm0-f65.google.com [74.125.82.65]) by dpdk.org (Postfix) with ESMTP id 92B9C378E for ; Thu, 29 Jun 2017 20:22:31 +0200 (CEST) Received: by mail-wm0-f65.google.com with SMTP id p204so4072409wmg.1 for ; Thu, 29 Jun 2017 11:22:31 -0700 (PDT) In-Reply-To: <20170629182206.1072-1-jblunck@infradead.org> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Jan Blunck --- lib/librte_eal/common/eal_common_pci.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/lib/librte_eal/common/eal_common_pci.c b/lib/librte_eal/common/eal_common_pci.c index 479c62d..e449758 100644 --- a/lib/librte_eal/common/eal_common_pci.c +++ b/lib/librte_eal/common/eal_common_pci.c @@ -485,10 +485,31 @@ rte_pci_remove_device(struct rte_pci_device *pci_dev) TAILQ_REMOVE(&rte_pci_bus.device_list, pci_dev, next); } +static struct rte_device * +pci_find_device(const struct rte_device *start, rte_dev_cmp_t cmp, + const void *data) +{ + struct rte_pci_device *dev; + bool start_found = !start; + + FOREACH_DEVICE_ON_PCIBUS(dev) { + if (!start_found) { + if (&dev->device == start) + start_found = 1; + continue; + } + if (cmp(&dev->device, data) == 0) + return &dev->device; + } + + return NULL; +} + struct rte_pci_bus rte_pci_bus = { .bus = { .scan = rte_pci_scan, .probe = rte_pci_probe, + .find_device = pci_find_device, }, .device_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.device_list), .driver_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.driver_list), -- 2.9.4