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NTB: switchtec_ntb: Introduce initial NTB driver

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Seeing the Switchtec NTB hardware shares the same endpoint as the
management endpoint we utilize the class_interface API to register
an NTB driver for every Switchtec device in the system that has the
NTB class code.

Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Reviewed-by: Stephen Bates <sbates@raithlin.com>
Reviewed-by: Kurt Schwemmer <kurt.schwemmer@microsemi.com>
Acked-by: Allen Hubbe <Allen.Hubbe@dell.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
This commit is contained in:
Logan Gunthorpe
2017-08-03 12:19:46 -06:00
committed by Jon Mason
parent fa5ab66e36
commit 33dea5aae0
8 changed files with 101 additions and 0 deletions
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3
drivers/pci/switch/switchtec.c
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@@ -1275,6 +1275,9 @@ static int switchtec_pci_probe(struct pci_dev *pdev,
struct switchtec_dev *stdev;
int rc;
if (pdev->class == MICROSEMI_NTB_CLASSCODE)
request_module_nowait("ntb_hw_switchtec");
stdev = stdev_create(pdev);
if (IS_ERR(stdev))
return PTR_ERR(stdev);