[PATCH v3 3/7] drivers/bus: require probe function for NXP drivers

[David Marchand <david.marchand@redhat.com>]

Rather than silently ignore an invalid driver, enforce every registered
driver has a probe callback.

Signed-off-by: David Marchand <david.marchand@redhat.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Kevin Traynor <ktraynor@redhat.com>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Tested-by: Maxime Leroy <maxime@leroys.fr>
---
 drivers/bus/dpaa/dpaa_bus.c   | 6 +++---
 drivers/bus/fslmc/fslmc_bus.c | 7 +------
 2 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/bus/dpaa/dpaa_bus.c b/drivers/bus/dpaa/dpaa_bus.c
index d9830b68ca..5e0f32bfe8 100644
--- a/drivers/bus/dpaa/dpaa_bus.c
+++ b/drivers/bus/dpaa/dpaa_bus.c
@@ -614,6 +614,7 @@ void
 rte_dpaa_driver_register(struct rte_dpaa_driver *driver)
 {
 	RTE_VERIFY(driver);
+	RTE_VERIFY(driver->probe != NULL);
 
 	BUS_INIT_FUNC_TRACE();
 
@@ -808,9 +809,8 @@ rte_dpaa_bus_probe(void)
 			if (rte_dev_is_probed(&dev->device))
 				continue;
 
-			if (!drv->probe ||
-			    (dev->device.devargs &&
-			     dev->device.devargs->policy == RTE_DEV_BLOCKED))
+			if (dev->device.devargs &&
+			    dev->device.devargs->policy == RTE_DEV_BLOCKED)
 				continue;
 
 			if (probe_all ||
diff --git a/drivers/bus/fslmc/fslmc_bus.c b/drivers/bus/fslmc/fslmc_bus.c
index d058441a3f..20b08639b7 100644
--- a/drivers/bus/fslmc/fslmc_bus.c
+++ b/drivers/bus/fslmc/fslmc_bus.c
@@ -469,9 +469,6 @@ rte_fslmc_probe(void)
 			if (ret)
 				continue;
 
-			if (!drv->probe)
-				continue;
-
 			if (rte_dev_is_probed(&dev->device))
 				continue;
 
@@ -538,6 +535,7 @@ void
 rte_fslmc_driver_register(struct rte_dpaa2_driver *driver)
 {
 	RTE_VERIFY(driver);
+	RTE_VERIFY(driver->probe != NULL);
 
 	TAILQ_INSERT_TAIL(&rte_fslmc_bus.driver_list, driver, next);
 }
@@ -605,9 +603,6 @@ fslmc_bus_plug(struct rte_device *rte_dev)
 		if (ret)
 			continue;
 
-		if (!drv->probe)
-			continue;
-
 		if (rte_dev_is_probed(&dev->device))
 			continue;
 
-- 
2.53.0