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authorLukas Wunner <lukas@wunner.de>2023-03-11 15:40:14 +0100
committerDan Williams <dan.j.williams@intel.com>2023-04-18 10:36:58 -0700
commit74e491e5d1bcc35a699291df720191760ff4130e (patch)
tree83e3d9f13b13fe90903019ad210b34a64c56c84d /include/linux/pci-doe.h
parentaf0a6c3587dc39df348d23c46996b9dad46d07db (diff)
PCI/DOE: Make mailbox creation API private
The PCI core has just been amended to create a pci_doe_mb struct for every DOE instance on device enumeration. CXL (the only in-tree DOE user so far) has been migrated to use those mailboxes instead of creating its own. That leaves pcim_doe_create_mb() and pci_doe_for_each_off() without any callers, so drop them. pci_doe_supports_prot() is now only used internally, so declare it static. pci_doe_destroy_mb() is no longer used as callback for devm_add_action(), so refactor it to accept a struct pci_doe_mb pointer instead of a generic void pointer. Because pci_doe_create_mb() is only called on device enumeration, i.e. before driver binding, the workqueue name never contains a driver name. So replace dev_driver_string() with dev_bus_name() when generating the workqueue name. Tested-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Lukas Wunner <lukas@wunner.de> Reviewed-by: Ming Li <ming4.li@intel.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Link: https://lore.kernel.org/r/64f614b6584982986c55d2c6229b4ee2b276dd59.1678543498.git.lukas@wunner.de Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'include/linux/pci-doe.h')
-rw-r--r--include/linux/pci-doe.h14
1 files changed, 0 insertions, 14 deletions
diff --git a/include/linux/pci-doe.h b/include/linux/pci-doe.h
index d6192ee0ac07..1f14aed4354b 100644
--- a/include/linux/pci-doe.h
+++ b/include/linux/pci-doe.h
@@ -15,20 +15,6 @@
struct pci_doe_mb;
-/**
- * pci_doe_for_each_off - Iterate each DOE capability
- * @pdev: struct pci_dev to iterate
- * @off: u16 of config space offset of each mailbox capability found
- */
-#define pci_doe_for_each_off(pdev, off) \
- for (off = pci_find_next_ext_capability(pdev, off, \
- PCI_EXT_CAP_ID_DOE); \
- off > 0; \
- off = pci_find_next_ext_capability(pdev, off, \
- PCI_EXT_CAP_ID_DOE))
-
-struct pci_doe_mb *pcim_doe_create_mb(struct pci_dev *pdev, u16 cap_offset);
-bool pci_doe_supports_prot(struct pci_doe_mb *doe_mb, u16 vid, u8 type);
struct pci_doe_mb *pci_find_doe_mailbox(struct pci_dev *pdev, u16 vendor,
u8 type);