[dpdk-dev] [RFC 3/4] lib/librte_eal/common: Add Intel FPGA Bus Second Scan, it should be scanned after PCI Bus

Rosen Xu rosen.xu at intel.com
Tue Mar 6 02:43:57 CET 2018


Signed-off-by: Rosen Xu <rosen.xu at intel.com>
---
 lib/librte_eal/common/eal_common_bus.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/lib/librte_eal/common/eal_common_bus.c b/lib/librte_eal/common/eal_common_bus.c
index 3e022d5..74bfa15 100644
--- a/lib/librte_eal/common/eal_common_bus.c
+++ b/lib/librte_eal/common/eal_common_bus.c
@@ -70,15 +70,27 @@ struct rte_bus_list rte_bus_list =
 rte_bus_scan(void)
 {
 	int ret;
-	struct rte_bus *bus = NULL;
+	struct rte_bus *bus = NULL, *ifpga_bus = NULL;
 
 	TAILQ_FOREACH(bus, &rte_bus_list, next) {
+		if (!strcmp(bus->name, "ifpga")) {
+			ifpga_bus = bus;
+			continue;
+		}
+		
 		ret = bus->scan();
 		if (ret)
 			RTE_LOG(ERR, EAL, "Scan for (%s) bus failed.\n",
 				bus->name);
 	}
 
+	if (ifpga_bus) {
+		ret = ifpga_bus->scan();
+		if (ret)
+			RTE_LOG(ERR, EAL, "Scan for (%s) bus failed.\n",
+				ifpga_bus->name);
+	}
+
 	return 0;
 }
 
-- 
1.8.3.1



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