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| author | Jason Gunthorpe <[email protected]> | 2024-10-16 23:52:33 +0000 |
|---|---|---|
| committer | Bjorn Helgaas <[email protected]> | 2024-10-29 16:35:52 +0000 |
| commit | f3c3ccc4fe49dbc560b01d16bebd1b116c46c2b4 (patch) | |
| tree | 0920180237bd30470f84239d6cfaac9293f8f865 /drivers/usb/cdns3/cdns3-ti.c | |
| parent | Linux 6.12-rc1 (diff) | |
| download | kernel-f3c3ccc4fe49dbc560b01d16bebd1b116c46c2b4.tar.gz kernel-f3c3ccc4fe49dbc560b01d16bebd1b116c46c2b4.zip | |
PCI: Fix pci_enable_acs() support for the ACS quirks
There are ACS quirks that hijack the normal ACS processing and deliver to
to special quirk code. The enable path needs to call
pci_dev_specific_enable_acs() and then pci_dev_specific_acs_enabled() will
report the hidden ACS state controlled by the quirk.
The recent rework got this out of order and we should try to call
pci_dev_specific_enable_acs() regardless of any actual ACS support in the
device.
As before command line parameters that effect standard PCI ACS don't
interact with the quirk versions, including the new config_acs= option.
Link: https://lore.kernel.org/r/[email protected]
Fixes: 47c8846a49ba ("PCI: Extend ACS configurability")
Reported-by: Jiri Slaby <[email protected]>
Closes: https://lore.kernel.org/all/[email protected]
Closes: https://bugzilla.suse.com/show_bug.cgi?id=1229019
Tested-by: Steffen Dirkwinkel <[email protected]>
Signed-off-by: Jason Gunthorpe <[email protected]>
Signed-off-by: Bjorn Helgaas <[email protected]>
Diffstat (limited to 'drivers/usb/cdns3/cdns3-ti.c')
0 files changed, 0 insertions, 0 deletions