Adds a seconds entry on the pci_epf_test_ids structure that disables the
linkup_notifier parameter on driver for the designware EP.
This allows designware EPs that doesn't have linkup notification signal
to work with pcitest.
Updates the binding documentation accordingly.
Signed-off-by: Gustavo Pimentel <gustavo.pimentel@xxxxxxxxxxxx>
Acked-by: Kishon Vijay Abraham I <kishon@xxxxxx>
---
Change v2->v3:
- Added second entry in pci_epf_test_ids structure.
- Remove test_reg_bar field assignment on second entry.
Changes v3->v4:
- Nothing changed, just to follow the patch set version.
Changes v4->v5:
- Changed pci_epf_test_cfg2 to pci_epf_test_designware.
Changes v5->v6:
- Changed name field from pci_epf_test_designware to pci_epf_test_dw.
Changes v6->v7:
- Changed variable name from data_cfg2 to data_linkup_notifier_disabled.
Documentation/PCI/endpoint/function/binding/pci-test.txt | 2 ++
drivers/pci/endpoint/functions/pci-epf-test.c | 8 ++++++++
2 files changed, 10 insertions(+)
diff --git a/Documentation/PCI/endpoint/function/binding/pci-test.txt b/Documentation/PCI/endpoint/function/binding/pci-test.txt
index 3b68b95..dc39f47 100644
--- a/Documentation/PCI/endpoint/function/binding/pci-test.txt
+++ b/Documentation/PCI/endpoint/function/binding/pci-test.txt
@@ -1,6 +1,8 @@
PCI TEST ENDPOINT FUNCTION
name: Should be "pci_epf_test" to bind to the pci_epf_test driver.
+name: Should be "pci_epf_test_dw" to bind to the pci_epf_test driver
+ with a custom configuration for the designware EP.
Configurable Fields:
vendorid : should be 0x104c
diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c
index 7cef851..4ab463b 100644
--- a/drivers/pci/endpoint/functions/pci-epf-test.c
+++ b/drivers/pci/endpoint/functions/pci-epf-test.c
@@ -459,10 +459,18 @@ static int pci_epf_test_bind(struct pci_epf *epf)
return 0;
}
+static const struct pci_epf_test_data data_linkup_notifier_disabled = {
+ .linkup_notifier = false
+};
+
static const struct pci_epf_device_id pci_epf_test_ids[] = {
{
.name = "pci_epf_test",
},
+ {
+ .name = "pci_epf_test_dw",
+ .driver_data = (kernel_ulong_t)&data_linkup_notifier_disabled,
+ },
{},
};
--
2.7.4
