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| author | Heiner Kallweit <hkallweit1@gmail.com> | 2021-09-10 09:22:06 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2021-10-11 23:10:11 +0300 |
| commit | bf2928c7a284e31f9f91a004b5dca09c522157c0 (patch) | |
| tree | 249089b5b3d093cfcb4451949ddde23598223783 /Documentation/crypto | |
| parent | e4e737bb5c170df6135a127739a9e6148ee3da82 (diff) | |
| download | linux-bf2928c7a284e31f9f91a004b5dca09c522157c0.tar.xz | |
PCI/VPD: Add pci_read/write_vpd_any()
In certain cases we need a variant of pci_read_vpd()/pci_write_vpd() that
does not check against dev->vpd.len. Such cases are:
- Reading VPD if dev->vpd.len isn't set yet (in pci_vpd_size())
- Devices that map non-VPD information to arbitrary places in VPD address
space (example: Chelsio T3 EEPROM write-protect flag)
Therefore add pci_read_vpd_any() and pci_write_vpd_any() that check against
PCI_VPD_MAX_SIZE only.
Link: https://lore.kernel.org/r/93ecce28-a158-f02a-d134-8afcaced8efe@gmail.com
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'Documentation/crypto')
0 files changed, 0 insertions, 0 deletions