bus/ifpga: fix forcing optional devargs

Original driver requires users to input "afu_bts" args.
But driver can also work without an explicit "afu_bts" args.

Fixes: 05fa3d4a6539 ("bus/ifpga: add Intel FPGA bus library")
Cc: stable@dpdk.org
Signed-off-by: Andy Pei <andy.pei@intel.com>
Acked-by: Rosen Xu <rosen.xu@intel.com>

diff --git a/drivers/bus/ifpga/ifpga_bus.c b/drivers/bus/ifpga/ifpga_bus.c
index 5f23ed8..e4b7b6f 100644 (file)
--- a/drivers/bus/ifpga/ifpga_bus.c
+++ b/drivers/bus/ifpga/ifpga_bus.c
@@ -125,15 +125,13 @@ ifpga_scan_one(struct rte_rawdev *rawdev,
                                     IFPGA_AFU_BTS);
                        goto end;
                }
+               afu_pr_conf.pr_enable = 1;
        } else {
-               IFPGA_BUS_ERR("arg %s is mandatory for ifpga bus",
-                         IFPGA_AFU_BTS);
-               goto end;
+               afu_pr_conf.pr_enable = 0;
        }
 
        afu_pr_conf.afu_id.uuid.uuid_low = 0;
        afu_pr_conf.afu_id.uuid.uuid_high = 0;
-       afu_pr_conf.pr_enable = path?1:0;
 
        if (ifpga_find_afu_dev(rawdev, &afu_pr_conf.afu_id))
                goto end;