[dpdk-dev,RFC,v2,21/28] eal/pci: Fix pci_probe_all_drivers to share code with closing function
Commit Message
pci_close_all_drivers() will be implemented after the patch.
To share a part of code between thses 2 functions, The patch fixes
pci_probe_all_drivers() first.
Signed-off-by: Tetsuya Mukawa <mukawa@igel.co.jp>
---
lib/librte_eal/common/eal_common_pci.c | 28 ++++++++++++++++++++--------
1 file changed, 20 insertions(+), 8 deletions(-)
@@ -99,19 +99,20 @@ static struct rte_devargs *pci_devargs_lookup(struct rte_pci_device *dev)
return NULL;
}
-/*
- * If vendor/device ID match, call the devinit() function of all
- * registered driver for the given device. Return -1 if initialization
- * failed, return 1 if no driver is found for this device.
- */
+#define INVOKE_PROBE (0)
+
static int
-pci_probe_all_drivers(struct rte_pci_device *dev)
+pci_invoke_all_drivers(struct rte_pci_device *dev, int type)
{
struct rte_pci_driver *dr = NULL;
- int rc;
+ int rc = 0;
TAILQ_FOREACH(dr, &pci_driver_list, next) {
- rc = rte_eal_pci_probe_one_driver(dr, dev);
+ switch (type) {
+ case INVOKE_PROBE:
+ rc = rte_eal_pci_probe_one_driver(dr, dev);
+ break;
+ }
if (rc < 0)
/* negative value is an error */
return -1;
@@ -124,6 +125,17 @@ pci_probe_all_drivers(struct rte_pci_device *dev)
}
/*
+ * If vendor/device ID match, call the devinit() function of all
+ * registered driver for the given device. Return -1 if initialization
+ * failed, return 1 if no driver is found for this device.
+ */
+static int
+pci_probe_all_drivers(struct rte_pci_device *dev)
+{
+ return pci_invoke_all_drivers(dev, INVOKE_PROBE);
+}
+
+/*
* Scan the content of the PCI bus, and call the devinit() function for
* all registered drivers that have a matching entry in its id_table
* for discovered devices.