diff mbox series

bus/pci/windows: support for PCI scan allowed and blocked lists

Message ID 1613626805-9313-1-git-send-email-khot@linux.microsoft.com (mailing list archive)
State Superseded
Delegated to: Thomas Monjalon
Headers show
Series bus/pci/windows: support for PCI scan allowed and blocked lists | expand

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ci/iol-abi-testing success Testing PASS
ci/iol-testing success Testing PASS
ci/travis-robot fail travis build: failed
ci/iol-intel-Performance success Performance Testing PASS
ci/iol-broadcom-Performance success Performance Testing PASS
ci/github-robot success github build: passed
ci/iol-broadcom-Functional fail Functional Testing issues
ci/intel-Testing success Testing PASS
ci/Intel-compilation success Compilation OK
ci/checkpatch warning coding style issues

Commit Message

Khoa To Feb. 18, 2021, 5:40 a.m. UTC
From: Khoa To <khot@microsoft.com>

EAL -a and -b options are used to specify which PCI devices are explicitly allowed or blocked during PCI bus scan.  This evaluation is missing in the Windows implementation of rte_pci_scan.
This patch provides this missing functionality, so that apps can specify which NetUIO devices to ignore during PCI bus scan.

Signed-off-by: Khoa To <khot@microsoft.com>
---
 drivers/bus/pci/windows/pci.c | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/drivers/bus/pci/windows/pci.c b/drivers/bus/pci/windows/pci.c
index f66258452..0bba05eb4 100644
--- a/drivers/bus/pci/windows/pci.c
+++ b/drivers/bus/pci/windows/pci.c
@@ -396,6 +396,7 @@  rte_pci_scan(void)
 	DWORD device_index = 0, found_device = 0;
 	HDEVINFO dev_info;
 	SP_DEVINFO_DATA device_info_data;
+	struct rte_pci_addr addr;
 
 	/* for debug purposes, PCI can be disabled */
 	if (!rte_eal_has_pci())
@@ -420,6 +421,13 @@  rte_pci_scan(void)
 		    &GUID_DEVCLASS_NET) ||
 			IsEqualGUID(&(device_info_data.ClassGuid),
 			    &GUID_DEVCLASS_NETUIO)) {
+
+			if (get_device_pci_address(dev_info, &device_info_data, &addr) != 0)
+				continue;
+
+			if (rte_pci_ignore_device(&addr))
+				continue;
+
 			ret = pci_scan_one(dev_info, &device_info_data);
 			if (ret == ERROR_SUCCESS)
 				found_device++;