[PATCH v9 18/27] bus/vdev: add device matching field driver
From: Gaetan Rivet <hidden>
Date: 2018-07-03 22:15:59
Subsystem:
the rest · Maintainer:
Linus Torvalds
The vdev bus parses a field "driver", matching a vdev driver name with one passed as follows: "bus=vdev,driver=xxxx" Signed-off-by: Gaetan Rivet <redacted> --- drivers/bus/vdev/vdev_params.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/drivers/bus/vdev/vdev_params.c b/drivers/bus/vdev/vdev_params.c
index 842a4684e..2f55f451f 100644
--- a/drivers/bus/vdev/vdev_params.c
+++ b/drivers/bus/vdev/vdev_params.c@@ -4,6 +4,7 @@ #include <rte_dev.h> #include <rte_bus.h> +#include <rte_bus_vdev.h> #include <rte_kvargs.h> #include <rte_errno.h>
@@ -11,10 +12,12 @@ #include "vdev_private.h" enum vdev_params { + RTE_VDEV_PARAMS_DRIVER, RTE_VDEV_PARAMS_MAX, }; static const char * const vdev_params_keys[] = { + [RTE_VDEV_PARAMS_DRIVER] = "driver", [RTE_VDEV_PARAMS_MAX] = NULL, };
@@ -23,9 +26,17 @@ vdev_dev_match(const struct rte_device *dev, const void *_kvlist) { const struct rte_kvargs *kvlist = _kvlist; + const struct rte_vdev_device *vdev; - (void) kvlist; - (void) dev; + if (kvlist == NULL) + /* Empty string matches everything. */ + return 0; + vdev = RTE_DEV_TO_VDEV_CONST(dev); + /* if any field does not match. */ + if (rte_kvargs_process(kvlist, "driver", + rte_kvargs_strcmp, + (void *)(intptr_t)vdev->device.driver->name)) + return -1; return 0; }
--
2.11.0