diff mbox series

[v9,25/27] bus/pci: process declarative PCI devargs

Message ID ea14e7b80af818213be636fbedec5c676dc97b11.1530655929.git.gaetan.rivet@6wind.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series Device querying |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Gaëtan Rivet July 3, 2018, 10:15 p.m. UTC 
  Introduce the facility to process future PCI parameters.

Once the matching between PCI devices and devargs has been done, it is
possible to process each devargs. New parameters would have the PCI
device handle to work with when parsing the device (bus specific)
parameters.

Signed-off-by: Gaetan Rivet <gaetan.rivet@6wind.com>
---
 drivers/bus/pci/pci_common.c |  3 +++
 drivers/bus/pci/pci_params.c | 10 ++++++++++
 drivers/bus/pci/private.h    | 13 +++++++++++++
 3 files changed, 26 insertions(+)
diff mbox series

Patch

diff --git a/drivers/bus/pci/pci_common.c b/drivers/bus/pci/pci_common.c
index 749b6eee3..e2816eedb 100644
--- a/drivers/bus/pci/pci_common.c
+++ b/drivers/bus/pci/pci_common.c
@@ -251,6 +251,9 @@  pci_probe_all_drivers(struct rte_pci_device *dev)
 	if (dev->driver != NULL)
 		return 0;
 
+	if (rte_pci_devargs_process(dev) < 0)
+		return -1;
+
 	FOREACH_DRIVER_ON_PCIBUS(dr) {
 		rc = rte_pci_probe_one_driver(dr, dev);
 		if (rc < 0)
diff --git a/drivers/bus/pci/pci_params.c b/drivers/bus/pci/pci_params.c
index bb62bcb80..7dceef89b 100644
--- a/drivers/bus/pci/pci_params.c
+++ b/drivers/bus/pci/pci_params.c
@@ -131,3 +131,13 @@  rte_pci_devargs_prepare(struct rte_devargs *da)
 	rte_kvargs_free(kvargs);
 	return ret;
 }
+
+int
+rte_pci_devargs_process(struct rte_pci_device *pdev)
+{
+	/* For the moment, no PCI param
+	 * needs to be processed.
+	 */
+	(void) pdev;
+	return 0;
+}
diff --git a/drivers/bus/pci/private.h b/drivers/bus/pci/private.h
index 9beb24c6a..06dc85e85 100644
--- a/drivers/bus/pci/private.h
+++ b/drivers/bus/pci/private.h
@@ -207,4 +207,17 @@  rte_pci_dev_iterate(const void *start,
 int
 rte_pci_devargs_prepare(struct rte_devargs *da);
 
+/*
+ * Process the device devargs, if any.
+ *
+ * @param pdev
+ *   PCI device
+ *
+ * @return
+ *   0 on success.
+ *   <0 on error.
+ */
+int
+rte_pci_devargs_process(struct rte_pci_device *pdev);
+
 #endif /* _PCI_PRIVATE_H_ */