TWxSoftware/twx-linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge branch 'pci/endpoint/doorbell'

Browse Source 
- Add RC-to-EP doorbell support using platform MSI controller (Frank Li)

- Check for MSI parent and mutability since we currently don't support
  mutable MSI controllers (Frank Li)

- Add pci_epf_align_inbound_addr() helper (Frank Li)

- Add a doorbell test (Frank Li)

* pci/endpoint/doorbell:
  selftests: pci_endpoint: Add doorbell test case
  misc: pci_endpoint_test: Add doorbell test case
  PCI: endpoint: pci-epf-test: Add doorbell test support
  PCI: endpoint: Add pci_epf_align_inbound_addr() helper for inbound address alignment
  PCI: endpoint: pci-ep-msi: Add checks for MSI parent and mutability
  PCI: endpoint: Add RC-to-EP doorbell support using platform MSI controller
This commit is contained in:
Bjorn Helgaas
2025-07-31 16:11:45 -05:00
parent b8222fe27c b351e9c93a
commit 63e6f0df6a
11 changed files with 450 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/uapi/linux/pcitest.h
+1
View File
@@ -21,6 +21,7 @@
#define PCITEST_SET_IRQTYPE _IOW('P', 0x8, int)
#define PCITEST_GET_IRQTYPE _IO('P', 0x9)
#define PCITEST_BARS _IO('P', 0xa)
#define PCITEST_DOORBELL _IO('P', 0xb)
#define PCITEST_CLEAR_IRQ _IO('P', 0x10)
#define PCITEST_IRQ_TYPE_UNDEFINED -1